diff --git a/index.html b/index.html index 5e197e96..df535426 100644 --- a/index.html +++ b/index.html @@ -23,10 +23,14 @@ - + + + + - - + + + diff --git a/stitchcode/gui.js b/stitchcode/gui.js index b10489d5..2d77b47f 100644 --- a/stitchcode/gui.js +++ b/stitchcode/gui.js @@ -691,7 +691,7 @@ IDE_Morph.prototype.createStatusDisplay = function () { space.newLines = 0.5; elements.push(space); - elements.push('Total Stitches : '); + elements.push(' Total Stitches : '); element = new StringMorph(); element.update = function () { this.text = (stage.turtleShepherd.getStepCount()).toString()+ " "; @@ -842,9 +842,19 @@ IDE_Morph.prototype.createStatusDisplay = function () { function () { myself.downloadDST(); }, 'Export as Tajima/DST' ); - downloadDSTButton.newLines = 1.7; + downloadDSTButton.newLines = 2.7; elements.push(downloadDSTButton); + + + elements.push(' RENDERER: '); + element = new StringMorph(); + element.update = function () { + this.text = stage.renderer_status_msg; + }; + elements.push(element); + elements.push(' '); + elements.forEach(function(each) { myself.statusDisplay.addElement(each); }); }; diff --git a/stitchcode/lang-de.js b/stitchcode/lang-de.js index 5207cd72..6e1e57e0 100644 --- a/stitchcode/lang-de.js +++ b/stitchcode/lang-de.js @@ -12,8 +12,8 @@ tempDict = { // UI 'Save to Disk': 'Sichern auf Festplatte', - 'Total Stitches : ': - 'Anzahl der Stiche : ', + ' Total Stitches : ': + ' Anzahl der Stiche : ', 'Jumps': 'Sprungstiche', 'Jumps : ': diff --git a/stitchcode/objects.js b/stitchcode/objects.js index c6a6f6e1..eecfc378 100644 --- a/stitchcode/objects.js +++ b/stitchcode/objects.js @@ -442,11 +442,20 @@ StageMorph.prototype.clearAll = function () { StageMorph.prototype.initRenderer = function () { var myself = this; - this.renderer = new THREE.WebGLRenderer({ - antialias: true, - alpha: true, - canvas: this.penTrails() - }); + + if (Detector.webgl) { + this.renderer = new THREE.WebGLRenderer({ + antialias: true, + alpha: true, + canvas: this.penTrails() + }); + this.renderer_status_msg = "webgl enabled"; + + } else { + this.renderer = new THREE.CanvasRenderer( + {canvas: this.penTrails()}); + this.renderer_status_msg = "webgl unavailable. fallback to canvas (SLOW!)"; + } this.renderer.setClearColor(0xffffff, 1); this.renderer.changed = false; diff --git a/stitchcode/three.js b/stitchcode/three.js deleted file mode 100644 index 84887242..00000000 --- a/stitchcode/three.js +++ /dev/null @@ -1,43300 +0,0 @@ -(function (global, factory) { - typeof exports === 'object' && typeof module !== 'undefined' ? factory(exports) : - typeof define === 'function' && define.amd ? define(['exports'], factory) : - (factory((global.THREE = global.THREE || {}))); -}(this, (function (exports) { 'use strict'; - - // Polyfills - - if ( Number.EPSILON === undefined ) { - - Number.EPSILON = Math.pow( 2, - 52 ); - - } - - // - - if ( Math.sign === undefined ) { - - // https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Math/sign - - Math.sign = function ( x ) { - - return ( x < 0 ) ? - 1 : ( x > 0 ) ? 1 : + x; - - }; - - } - - if ( Function.prototype.name === undefined ) { - - // Missing in IE9-11. - // https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Function/name - - Object.defineProperty( Function.prototype, 'name', { - - get: function () { - - return this.toString().match( /^\s*function\s*([^\(\s]*)/ )[ 1 ]; - - } - - } ); - - } - - if ( Object.assign === undefined ) { - - // Missing in IE. - // https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Object/assign - - ( function () { - - Object.assign = function ( target ) { - - 'use strict'; - - if ( target === undefined || target === null ) { - - throw new TypeError( 'Cannot convert undefined or null to object' ); - - } - - var output = Object( target ); - - for ( var index = 1; index < arguments.length; index ++ ) { - - var source = arguments[ index ]; - - if ( source !== undefined && source !== null ) { - - for ( var nextKey in source ) { - - if ( Object.prototype.hasOwnProperty.call( source, nextKey ) ) { - - output[ nextKey ] = source[ nextKey ]; - - } - - } - - } - - } - - return output; - - }; - - } )(); - - } - - /** - * https://github.com/mrdoob/eventdispatcher.js/ - */ - - function EventDispatcher() {} - - EventDispatcher.prototype = { - - addEventListener: function ( type, listener ) { - - if ( this._listeners === undefined ) this._listeners = {}; - - var listeners = this._listeners; - - if ( listeners[ type ] === undefined ) { - - listeners[ type ] = []; - - } - - if ( listeners[ type ].indexOf( listener ) === - 1 ) { - - listeners[ type ].push( listener ); - - } - - }, - - hasEventListener: function ( type, listener ) { - - if ( this._listeners === undefined ) return false; - - var listeners = this._listeners; - - return listeners[ type ] !== undefined && listeners[ type ].indexOf( listener ) !== - 1; - - }, - - removeEventListener: function ( type, listener ) { - - if ( this._listeners === undefined ) return; - - var listeners = this._listeners; - var listenerArray = listeners[ type ]; - - if ( listenerArray !== undefined ) { - - var index = listenerArray.indexOf( listener ); - - if ( index !== - 1 ) { - - listenerArray.splice( index, 1 ); - - } - - } - - }, - - dispatchEvent: function ( event ) { - - if ( this._listeners === undefined ) return; - - var listeners = this._listeners; - var listenerArray = listeners[ event.type ]; - - if ( listenerArray !== undefined ) { - - event.target = this; - - var array = [], i = 0; - var length = listenerArray.length; - - for ( i = 0; i < length; i ++ ) { - - array[ i ] = listenerArray[ i ]; - - } - - for ( i = 0; i < length; i ++ ) { - - array[ i ].call( this, event ); - - } - - } - - } - - }; - - var REVISION = '84'; - var MOUSE = { LEFT: 0, MIDDLE: 1, RIGHT: 2 }; - var CullFaceNone = 0; - var CullFaceBack = 1; - var CullFaceFront = 2; - var CullFaceFrontBack = 3; - var FrontFaceDirectionCW = 0; - var FrontFaceDirectionCCW = 1; - var BasicShadowMap = 0; - var PCFShadowMap = 1; - var PCFSoftShadowMap = 2; - var FrontSide = 0; - var BackSide = 1; - var DoubleSide = 2; - var FlatShading = 1; - var SmoothShading = 2; - var NoColors = 0; - var FaceColors = 1; - var VertexColors = 2; - var NoBlending = 0; - var NormalBlending = 1; - var AdditiveBlending = 2; - var SubtractiveBlending = 3; - var MultiplyBlending = 4; - var CustomBlending = 5; - var AddEquation = 100; - var SubtractEquation = 101; - var ReverseSubtractEquation = 102; - var MinEquation = 103; - var MaxEquation = 104; - var ZeroFactor = 200; - var OneFactor = 201; - var SrcColorFactor = 202; - var OneMinusSrcColorFactor = 203; - var SrcAlphaFactor = 204; - var OneMinusSrcAlphaFactor = 205; - var DstAlphaFactor = 206; - var OneMinusDstAlphaFactor = 207; - var DstColorFactor = 208; - var OneMinusDstColorFactor = 209; - var SrcAlphaSaturateFactor = 210; - var NeverDepth = 0; - var AlwaysDepth = 1; - var LessDepth = 2; - var LessEqualDepth = 3; - var EqualDepth = 4; - var GreaterEqualDepth = 5; - var GreaterDepth = 6; - var NotEqualDepth = 7; - var MultiplyOperation = 0; - var MixOperation = 1; - var AddOperation = 2; - var NoToneMapping = 0; - var LinearToneMapping = 1; - var ReinhardToneMapping = 2; - var Uncharted2ToneMapping = 3; - var CineonToneMapping = 4; - var UVMapping = 300; - var CubeReflectionMapping = 301; - var CubeRefractionMapping = 302; - var EquirectangularReflectionMapping = 303; - var EquirectangularRefractionMapping = 304; - var SphericalReflectionMapping = 305; - var CubeUVReflectionMapping = 306; - var CubeUVRefractionMapping = 307; - var RepeatWrapping = 1000; - var ClampToEdgeWrapping = 1001; - var MirroredRepeatWrapping = 1002; - var NearestFilter = 1003; - var NearestMipMapNearestFilter = 1004; - var NearestMipMapLinearFilter = 1005; - var LinearFilter = 1006; - var LinearMipMapNearestFilter = 1007; - var LinearMipMapLinearFilter = 1008; - var UnsignedByteType = 1009; - var ByteType = 1010; - var ShortType = 1011; - var UnsignedShortType = 1012; - var IntType = 1013; - var UnsignedIntType = 1014; - var FloatType = 1015; - var HalfFloatType = 1016; - var UnsignedShort4444Type = 1017; - var UnsignedShort5551Type = 1018; - var UnsignedShort565Type = 1019; - var UnsignedInt248Type = 1020; - var AlphaFormat = 1021; - var RGBFormat = 1022; - var RGBAFormat = 1023; - var LuminanceFormat = 1024; - var LuminanceAlphaFormat = 1025; - var RGBEFormat = RGBAFormat; - var DepthFormat = 1026; - var DepthStencilFormat = 1027; - var RGB_S3TC_DXT1_Format = 2001; - var RGBA_S3TC_DXT1_Format = 2002; - var RGBA_S3TC_DXT3_Format = 2003; - var RGBA_S3TC_DXT5_Format = 2004; - var RGB_PVRTC_4BPPV1_Format = 2100; - var RGB_PVRTC_2BPPV1_Format = 2101; - var RGBA_PVRTC_4BPPV1_Format = 2102; - var RGBA_PVRTC_2BPPV1_Format = 2103; - var RGB_ETC1_Format = 2151; - var LoopOnce = 2200; - var LoopRepeat = 2201; - var LoopPingPong = 2202; - var InterpolateDiscrete = 2300; - var InterpolateLinear = 2301; - var InterpolateSmooth = 2302; - var ZeroCurvatureEnding = 2400; - var ZeroSlopeEnding = 2401; - var WrapAroundEnding = 2402; - var TrianglesDrawMode = 0; - var TriangleStripDrawMode = 1; - var TriangleFanDrawMode = 2; - var LinearEncoding = 3000; - var sRGBEncoding = 3001; - var GammaEncoding = 3007; - var RGBEEncoding = 3002; - var LogLuvEncoding = 3003; - var RGBM7Encoding = 3004; - var RGBM16Encoding = 3005; - var RGBDEncoding = 3006; - var BasicDepthPacking = 3200; - var RGBADepthPacking = 3201; - - /** - * @author alteredq / http://alteredqualia.com/ - * @author mrdoob / http://mrdoob.com/ - */ - - var _Math = { - - DEG2RAD: Math.PI / 180, - RAD2DEG: 180 / Math.PI, - - generateUUID: function () { - - // http://www.broofa.com/Tools/Math.uuid.htm - - var chars = '0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz'.split( '' ); - var uuid = new Array( 36 ); - var rnd = 0, r; - - return function generateUUID() { - - for ( var i = 0; i < 36; i ++ ) { - - if ( i === 8 || i === 13 || i === 18 || i === 23 ) { - - uuid[ i ] = '-'; - - } else if ( i === 14 ) { - - uuid[ i ] = '4'; - - } else { - - if ( rnd <= 0x02 ) rnd = 0x2000000 + ( Math.random() * 0x1000000 ) | 0; - r = rnd & 0xf; - rnd = rnd >> 4; - uuid[ i ] = chars[ ( i === 19 ) ? ( r & 0x3 ) | 0x8 : r ]; - - } - - } - - return uuid.join( '' ); - - }; - - }(), - - clamp: function ( value, min, max ) { - - return Math.max( min, Math.min( max, value ) ); - - }, - - // compute euclidian modulo of m % n - // https://en.wikipedia.org/wiki/Modulo_operation - - euclideanModulo: function ( n, m ) { - - return ( ( n % m ) + m ) % m; - - }, - - // Linear mapping from range to range - - mapLinear: function ( x, a1, a2, b1, b2 ) { - - return b1 + ( x - a1 ) * ( b2 - b1 ) / ( a2 - a1 ); - - }, - - // https://en.wikipedia.org/wiki/Linear_interpolation - - lerp: function ( x, y, t ) { - - return ( 1 - t ) * x + t * y; - - }, - - // http://en.wikipedia.org/wiki/Smoothstep - - smoothstep: function ( x, min, max ) { - - if ( x <= min ) return 0; - if ( x >= max ) return 1; - - x = ( x - min ) / ( max - min ); - - return x * x * ( 3 - 2 * x ); - - }, - - smootherstep: function ( x, min, max ) { - - if ( x <= min ) return 0; - if ( x >= max ) return 1; - - x = ( x - min ) / ( max - min ); - - return x * x * x * ( x * ( x * 6 - 15 ) + 10 ); - - }, - - // Random integer from interval - - randInt: function ( low, high ) { - - return low + Math.floor( Math.random() * ( high - low + 1 ) ); - - }, - - // Random float from interval - - randFloat: function ( low, high ) { - - return low + Math.random() * ( high - low ); - - }, - - // Random float from <-range/2, range/2> interval - - randFloatSpread: function ( range ) { - - return range * ( 0.5 - Math.random() ); - - }, - - degToRad: function ( degrees ) { - - return degrees * _Math.DEG2RAD; - - }, - - radToDeg: function ( radians ) { - - return radians * _Math.RAD2DEG; - - }, - - isPowerOfTwo: function ( value ) { - - return ( value & ( value - 1 ) ) === 0 && value !== 0; - - }, - - nearestPowerOfTwo: function ( value ) { - - return Math.pow( 2, Math.round( Math.log( value ) / Math.LN2 ) ); - - }, - - nextPowerOfTwo: function ( value ) { - - value --; - value |= value >> 1; - value |= value >> 2; - value |= value >> 4; - value |= value >> 8; - value |= value >> 16; - value ++; - - return value; - - } - - }; - - /** - * @author mrdoob / http://mrdoob.com/ - * @author philogb / http://blog.thejit.org/ - * @author egraether / http://egraether.com/ - * @author zz85 / http://www.lab4games.net/zz85/blog - */ - - function Vector2( x, y ) { - - this.x = x || 0; - this.y = y || 0; - - } - - Vector2.prototype = { - - constructor: Vector2, - - isVector2: true, - - get width() { - - return this.x; - - }, - - set width( value ) { - - this.x = value; - - }, - - get height() { - - return this.y; - - }, - - set height( value ) { - - this.y = value; - - }, - - // - - set: function ( x, y ) { - - this.x = x; - this.y = y; - - return this; - - }, - - setScalar: function ( scalar ) { - - this.x = scalar; - this.y = scalar; - - return this; - - }, - - setX: function ( x ) { - - this.x = x; - - return this; - - }, - - setY: function ( y ) { - - this.y = y; - - return this; - - }, - - setComponent: function ( index, value ) { - - switch ( index ) { - - case 0: this.x = value; break; - case 1: this.y = value; break; - default: throw new Error( 'index is out of range: ' + index ); - - } - - return this; - - }, - - getComponent: function ( index ) { - - switch ( index ) { - - case 0: return this.x; - case 1: return this.y; - default: throw new Error( 'index is out of range: ' + index ); - - } - - }, - - clone: function () { - - return new this.constructor( this.x, this.y ); - - }, - - copy: function ( v ) { - - this.x = v.x; - this.y = v.y; - - return this; - - }, - - add: function ( v, w ) { - - if ( w !== undefined ) { - - console.warn( 'THREE.Vector2: .add() now only accepts one argument. Use .addVectors( a, b ) instead.' ); - return this.addVectors( v, w ); - - } - - this.x += v.x; - this.y += v.y; - - return this; - - }, - - addScalar: function ( s ) { - - this.x += s; - this.y += s; - - return this; - - }, - - addVectors: function ( a, b ) { - - this.x = a.x + b.x; - this.y = a.y + b.y; - - return this; - - }, - - addScaledVector: function ( v, s ) { - - this.x += v.x * s; - this.y += v.y * s; - - return this; - - }, - - sub: function ( v, w ) { - - if ( w !== undefined ) { - - console.warn( 'THREE.Vector2: .sub() now only accepts one argument. Use .subVectors( a, b ) instead.' ); - return this.subVectors( v, w ); - - } - - this.x -= v.x; - this.y -= v.y; - - return this; - - }, - - subScalar: function ( s ) { - - this.x -= s; - this.y -= s; - - return this; - - }, - - subVectors: function ( a, b ) { - - this.x = a.x - b.x; - this.y = a.y - b.y; - - return this; - - }, - - multiply: function ( v ) { - - this.x *= v.x; - this.y *= v.y; - - return this; - - }, - - multiplyScalar: function ( scalar ) { - - if ( isFinite( scalar ) ) { - - this.x *= scalar; - this.y *= scalar; - - } else { - - this.x = 0; - this.y = 0; - - } - - return this; - - }, - - divide: function ( v ) { - - this.x /= v.x; - this.y /= v.y; - - return this; - - }, - - divideScalar: function ( scalar ) { - - return this.multiplyScalar( 1 / scalar ); - - }, - - min: function ( v ) { - - this.x = Math.min( this.x, v.x ); - this.y = Math.min( this.y, v.y ); - - return this; - - }, - - max: function ( v ) { - - this.x = Math.max( this.x, v.x ); - this.y = Math.max( this.y, v.y ); - - return this; - - }, - - clamp: function ( min, max ) { - - // This function assumes min < max, if this assumption isn't true it will not operate correctly - - this.x = Math.max( min.x, Math.min( max.x, this.x ) ); - this.y = Math.max( min.y, Math.min( max.y, this.y ) ); - - return this; - - }, - - clampScalar: function () { - - var min, max; - - return function clampScalar( minVal, maxVal ) { - - if ( min === undefined ) { - - min = new Vector2(); - max = new Vector2(); - - } - - min.set( minVal, minVal ); - max.set( maxVal, maxVal ); - - return this.clamp( min, max ); - - }; - - }(), - - clampLength: function ( min, max ) { - - var length = this.length(); - - return this.multiplyScalar( Math.max( min, Math.min( max, length ) ) / length ); - - }, - - floor: function () { - - this.x = Math.floor( this.x ); - this.y = Math.floor( this.y ); - - return this; - - }, - - ceil: function () { - - this.x = Math.ceil( this.x ); - this.y = Math.ceil( this.y ); - - return this; - - }, - - round: function () { - - this.x = Math.round( this.x ); - this.y = Math.round( this.y ); - - return this; - - }, - - roundToZero: function () { - - this.x = ( this.x < 0 ) ? Math.ceil( this.x ) : Math.floor( this.x ); - this.y = ( this.y < 0 ) ? Math.ceil( this.y ) : Math.floor( this.y ); - - return this; - - }, - - negate: function () { - - this.x = - this.x; - this.y = - this.y; - - return this; - - }, - - dot: function ( v ) { - - return this.x * v.x + this.y * v.y; - - }, - - lengthSq: function () { - - return this.x * this.x + this.y * this.y; - - }, - - length: function () { - - return Math.sqrt( this.x * this.x + this.y * this.y ); - - }, - - lengthManhattan: function() { - - return Math.abs( this.x ) + Math.abs( this.y ); - - }, - - normalize: function () { - - return this.divideScalar( this.length() ); - - }, - - angle: function () { - - // computes the angle in radians with respect to the positive x-axis - - var angle = Math.atan2( this.y, this.x ); - - if ( angle < 0 ) angle += 2 * Math.PI; - - return angle; - - }, - - distanceTo: function ( v ) { - - return Math.sqrt( this.distanceToSquared( v ) ); - - }, - - distanceToSquared: function ( v ) { - - var dx = this.x - v.x, dy = this.y - v.y; - return dx * dx + dy * dy; - - }, - - distanceToManhattan: function ( v ) { - - return Math.abs( this.x - v.x ) + Math.abs( this.y - v.y ); - - }, - - setLength: function ( length ) { - - return this.multiplyScalar( length / this.length() ); - - }, - - lerp: function ( v, alpha ) { - - this.x += ( v.x - this.x ) * alpha; - this.y += ( v.y - this.y ) * alpha; - - return this; - - }, - - lerpVectors: function ( v1, v2, alpha ) { - - return this.subVectors( v2, v1 ).multiplyScalar( alpha ).add( v1 ); - - }, - - equals: function ( v ) { - - return ( ( v.x === this.x ) && ( v.y === this.y ) ); - - }, - - fromArray: function ( array, offset ) { - - if ( offset === undefined ) offset = 0; - - this.x = array[ offset ]; - this.y = array[ offset + 1 ]; - - return this; - - }, - - toArray: function ( array, offset ) { - - if ( array === undefined ) array = []; - if ( offset === undefined ) offset = 0; - - array[ offset ] = this.x; - array[ offset + 1 ] = this.y; - - return array; - - }, - - fromBufferAttribute: function ( attribute, index, offset ) { - - if ( offset !== undefined ) { - - console.warn( 'THREE.Vector2: offset has been removed from .fromBufferAttribute().' ); - - } - - this.x = attribute.getX( index ); - this.y = attribute.getY( index ); - - return this; - - }, - - rotateAround: function ( center, angle ) { - - var c = Math.cos( angle ), s = Math.sin( angle ); - - var x = this.x - center.x; - var y = this.y - center.y; - - this.x = x * c - y * s + center.x; - this.y = x * s + y * c + center.y; - - return this; - - } - - }; - - /** - * @author mrdoob / http://mrdoob.com/ - * @author alteredq / http://alteredqualia.com/ - * @author szimek / https://github.com/szimek/ - */ - - var textureId = 0; - - function Texture( image, mapping, wrapS, wrapT, magFilter, minFilter, format, type, anisotropy, encoding ) { - - Object.defineProperty( this, 'id', { value: textureId ++ } ); - - this.uuid = _Math.generateUUID(); - - this.name = ''; - - this.image = image !== undefined ? image : Texture.DEFAULT_IMAGE; - this.mipmaps = []; - - this.mapping = mapping !== undefined ? mapping : Texture.DEFAULT_MAPPING; - - this.wrapS = wrapS !== undefined ? wrapS : ClampToEdgeWrapping; - this.wrapT = wrapT !== undefined ? wrapT : ClampToEdgeWrapping; - - this.magFilter = magFilter !== undefined ? magFilter : LinearFilter; - this.minFilter = minFilter !== undefined ? minFilter : LinearMipMapLinearFilter; - - this.anisotropy = anisotropy !== undefined ? anisotropy : 1; - - this.format = format !== undefined ? format : RGBAFormat; - this.type = type !== undefined ? type : UnsignedByteType; - - this.offset = new Vector2( 0, 0 ); - this.repeat = new Vector2( 1, 1 ); - - this.generateMipmaps = true; - this.premultiplyAlpha = false; - this.flipY = true; - this.unpackAlignment = 4; // valid values: 1, 2, 4, 8 (see http://www.khronos.org/opengles/sdk/docs/man/xhtml/glPixelStorei.xml) - - - // Values of encoding !== THREE.LinearEncoding only supported on map, envMap and emissiveMap. - // - // Also changing the encoding after already used by a Material will not automatically make the Material - // update. You need to explicitly call Material.needsUpdate to trigger it to recompile. - this.encoding = encoding !== undefined ? encoding : LinearEncoding; - - this.version = 0; - this.onUpdate = null; - - } - - Texture.DEFAULT_IMAGE = undefined; - Texture.DEFAULT_MAPPING = UVMapping; - - Texture.prototype = { - - constructor: Texture, - - isTexture: true, - - set needsUpdate( value ) { - - if ( value === true ) this.version ++; - - }, - - clone: function () { - - return new this.constructor().copy( this ); - - }, - - copy: function ( source ) { - - this.image = source.image; - this.mipmaps = source.mipmaps.slice( 0 ); - - this.mapping = source.mapping; - - this.wrapS = source.wrapS; - this.wrapT = source.wrapT; - - this.magFilter = source.magFilter; - this.minFilter = source.minFilter; - - this.anisotropy = source.anisotropy; - - this.format = source.format; - this.type = source.type; - - this.offset.copy( source.offset ); - this.repeat.copy( source.repeat ); - - this.generateMipmaps = source.generateMipmaps; - this.premultiplyAlpha = source.premultiplyAlpha; - this.flipY = source.flipY; - this.unpackAlignment = source.unpackAlignment; - this.encoding = source.encoding; - - return this; - - }, - - toJSON: function ( meta ) { - - if ( meta.textures[ this.uuid ] !== undefined ) { - - return meta.textures[ this.uuid ]; - - } - - function getDataURL( image ) { - - var canvas; - - if ( image.toDataURL !== undefined ) { - - canvas = image; - - } else { - - canvas = document.createElementNS( 'http://www.w3.org/1999/xhtml', 'canvas' ); - canvas.width = image.width; - canvas.height = image.height; - - canvas.getContext( '2d' ).drawImage( image, 0, 0, image.width, image.height ); - - } - - if ( canvas.width > 2048 || canvas.height > 2048 ) { - - return canvas.toDataURL( 'image/jpeg', 0.6 ); - - } else { - - return canvas.toDataURL( 'image/png' ); - - } - - } - - var output = { - metadata: { - version: 4.4, - type: 'Texture', - generator: 'Texture.toJSON' - }, - - uuid: this.uuid, - name: this.name, - - mapping: this.mapping, - - repeat: [ this.repeat.x, this.repeat.y ], - offset: [ this.offset.x, this.offset.y ], - wrap: [ this.wrapS, this.wrapT ], - - minFilter: this.minFilter, - magFilter: this.magFilter, - anisotropy: this.anisotropy, - - flipY: this.flipY - }; - - if ( this.image !== undefined ) { - - // TODO: Move to THREE.Image - - var image = this.image; - - if ( image.uuid === undefined ) { - - image.uuid = _Math.generateUUID(); // UGH - - } - - if ( meta.images[ image.uuid ] === undefined ) { - - meta.images[ image.uuid ] = { - uuid: image.uuid, - url: getDataURL( image ) - }; - - } - - output.image = image.uuid; - - } - - meta.textures[ this.uuid ] = output; - - return output; - - }, - - dispose: function () { - - this.dispatchEvent( { type: 'dispose' } ); - - }, - - transformUv: function ( uv ) { - - if ( this.mapping !== UVMapping ) return; - - uv.multiply( this.repeat ); - uv.add( this.offset ); - - if ( uv.x < 0 || uv.x > 1 ) { - - switch ( this.wrapS ) { - - case RepeatWrapping: - - uv.x = uv.x - Math.floor( uv.x ); - break; - - case ClampToEdgeWrapping: - - uv.x = uv.x < 0 ? 0 : 1; - break; - - case MirroredRepeatWrapping: - - if ( Math.abs( Math.floor( uv.x ) % 2 ) === 1 ) { - - uv.x = Math.ceil( uv.x ) - uv.x; - - } else { - - uv.x = uv.x - Math.floor( uv.x ); - - } - break; - - } - - } - - if ( uv.y < 0 || uv.y > 1 ) { - - switch ( this.wrapT ) { - - case RepeatWrapping: - - uv.y = uv.y - Math.floor( uv.y ); - break; - - case ClampToEdgeWrapping: - - uv.y = uv.y < 0 ? 0 : 1; - break; - - case MirroredRepeatWrapping: - - if ( Math.abs( Math.floor( uv.y ) % 2 ) === 1 ) { - - uv.y = Math.ceil( uv.y ) - uv.y; - - } else { - - uv.y = uv.y - Math.floor( uv.y ); - - } - break; - - } - - } - - if ( this.flipY ) { - - uv.y = 1 - uv.y; - - } - - } - - }; - - Object.assign( Texture.prototype, EventDispatcher.prototype ); - - /** - * @author supereggbert / http://www.paulbrunt.co.uk/ - * @author philogb / http://blog.thejit.org/ - * @author mikael emtinger / http://gomo.se/ - * @author egraether / http://egraether.com/ - * @author WestLangley / http://github.com/WestLangley - */ - - function Vector4( x, y, z, w ) { - - this.x = x || 0; - this.y = y || 0; - this.z = z || 0; - this.w = ( w !== undefined ) ? w : 1; - - } - - Vector4.prototype = { - - constructor: Vector4, - - isVector4: true, - - set: function ( x, y, z, w ) { - - this.x = x; - this.y = y; - this.z = z; - this.w = w; - - return this; - - }, - - setScalar: function ( scalar ) { - - this.x = scalar; - this.y = scalar; - this.z = scalar; - this.w = scalar; - - return this; - - }, - - setX: function ( x ) { - - this.x = x; - - return this; - - }, - - setY: function ( y ) { - - this.y = y; - - return this; - - }, - - setZ: function ( z ) { - - this.z = z; - - return this; - - }, - - setW: function ( w ) { - - this.w = w; - - return this; - - }, - - setComponent: function ( index, value ) { - - switch ( index ) { - - case 0: this.x = value; break; - case 1: this.y = value; break; - case 2: this.z = value; break; - case 3: this.w = value; break; - default: throw new Error( 'index is out of range: ' + index ); - - } - - return this; - - }, - - getComponent: function ( index ) { - - switch ( index ) { - - case 0: return this.x; - case 1: return this.y; - case 2: return this.z; - case 3: return this.w; - default: throw new Error( 'index is out of range: ' + index ); - - } - - }, - - clone: function () { - - return new this.constructor( this.x, this.y, this.z, this.w ); - - }, - - copy: function ( v ) { - - this.x = v.x; - this.y = v.y; - this.z = v.z; - this.w = ( v.w !== undefined ) ? v.w : 1; - - return this; - - }, - - add: function ( v, w ) { - - if ( w !== undefined ) { - - console.warn( 'THREE.Vector4: .add() now only accepts one argument. Use .addVectors( a, b ) instead.' ); - return this.addVectors( v, w ); - - } - - this.x += v.x; - this.y += v.y; - this.z += v.z; - this.w += v.w; - - return this; - - }, - - addScalar: function ( s ) { - - this.x += s; - this.y += s; - this.z += s; - this.w += s; - - return this; - - }, - - addVectors: function ( a, b ) { - - this.x = a.x + b.x; - this.y = a.y + b.y; - this.z = a.z + b.z; - this.w = a.w + b.w; - - return this; - - }, - - addScaledVector: function ( v, s ) { - - this.x += v.x * s; - this.y += v.y * s; - this.z += v.z * s; - this.w += v.w * s; - - return this; - - }, - - sub: function ( v, w ) { - - if ( w !== undefined ) { - - console.warn( 'THREE.Vector4: .sub() now only accepts one argument. Use .subVectors( a, b ) instead.' ); - return this.subVectors( v, w ); - - } - - this.x -= v.x; - this.y -= v.y; - this.z -= v.z; - this.w -= v.w; - - return this; - - }, - - subScalar: function ( s ) { - - this.x -= s; - this.y -= s; - this.z -= s; - this.w -= s; - - return this; - - }, - - subVectors: function ( a, b ) { - - this.x = a.x - b.x; - this.y = a.y - b.y; - this.z = a.z - b.z; - this.w = a.w - b.w; - - return this; - - }, - - multiplyScalar: function ( scalar ) { - - if ( isFinite( scalar ) ) { - - this.x *= scalar; - this.y *= scalar; - this.z *= scalar; - this.w *= scalar; - - } else { - - this.x = 0; - this.y = 0; - this.z = 0; - this.w = 0; - - } - - return this; - - }, - - applyMatrix4: function ( m ) { - - var x = this.x, y = this.y, z = this.z, w = this.w; - var e = m.elements; - - this.x = e[ 0 ] * x + e[ 4 ] * y + e[ 8 ] * z + e[ 12 ] * w; - this.y = e[ 1 ] * x + e[ 5 ] * y + e[ 9 ] * z + e[ 13 ] * w; - this.z = e[ 2 ] * x + e[ 6 ] * y + e[ 10 ] * z + e[ 14 ] * w; - this.w = e[ 3 ] * x + e[ 7 ] * y + e[ 11 ] * z + e[ 15 ] * w; - - return this; - - }, - - divideScalar: function ( scalar ) { - - return this.multiplyScalar( 1 / scalar ); - - }, - - setAxisAngleFromQuaternion: function ( q ) { - - // http://www.euclideanspace.com/maths/geometry/rotations/conversions/quaternionToAngle/index.htm - - // q is assumed to be normalized - - this.w = 2 * Math.acos( q.w ); - - var s = Math.sqrt( 1 - q.w * q.w ); - - if ( s < 0.0001 ) { - - this.x = 1; - this.y = 0; - this.z = 0; - - } else { - - this.x = q.x / s; - this.y = q.y / s; - this.z = q.z / s; - - } - - return this; - - }, - - setAxisAngleFromRotationMatrix: function ( m ) { - - // http://www.euclideanspace.com/maths/geometry/rotations/conversions/matrixToAngle/index.htm - - // assumes the upper 3x3 of m is a pure rotation matrix (i.e, unscaled) - - var angle, x, y, z, // variables for result - epsilon = 0.01, // margin to allow for rounding errors - epsilon2 = 0.1, // margin to distinguish between 0 and 180 degrees - - te = m.elements, - - m11 = te[ 0 ], m12 = te[ 4 ], m13 = te[ 8 ], - m21 = te[ 1 ], m22 = te[ 5 ], m23 = te[ 9 ], - m31 = te[ 2 ], m32 = te[ 6 ], m33 = te[ 10 ]; - - if ( ( Math.abs( m12 - m21 ) < epsilon ) && - ( Math.abs( m13 - m31 ) < epsilon ) && - ( Math.abs( m23 - m32 ) < epsilon ) ) { - - // singularity found - // first check for identity matrix which must have +1 for all terms - // in leading diagonal and zero in other terms - - if ( ( Math.abs( m12 + m21 ) < epsilon2 ) && - ( Math.abs( m13 + m31 ) < epsilon2 ) && - ( Math.abs( m23 + m32 ) < epsilon2 ) && - ( Math.abs( m11 + m22 + m33 - 3 ) < epsilon2 ) ) { - - // this singularity is identity matrix so angle = 0 - - this.set( 1, 0, 0, 0 ); - - return this; // zero angle, arbitrary axis - - } - - // otherwise this singularity is angle = 180 - - angle = Math.PI; - - var xx = ( m11 + 1 ) / 2; - var yy = ( m22 + 1 ) / 2; - var zz = ( m33 + 1 ) / 2; - var xy = ( m12 + m21 ) / 4; - var xz = ( m13 + m31 ) / 4; - var yz = ( m23 + m32 ) / 4; - - if ( ( xx > yy ) && ( xx > zz ) ) { - - // m11 is the largest diagonal term - - if ( xx < epsilon ) { - - x = 0; - y = 0.707106781; - z = 0.707106781; - - } else { - - x = Math.sqrt( xx ); - y = xy / x; - z = xz / x; - - } - - } else if ( yy > zz ) { - - // m22 is the largest diagonal term - - if ( yy < epsilon ) { - - x = 0.707106781; - y = 0; - z = 0.707106781; - - } else { - - y = Math.sqrt( yy ); - x = xy / y; - z = yz / y; - - } - - } else { - - // m33 is the largest diagonal term so base result on this - - if ( zz < epsilon ) { - - x = 0.707106781; - y = 0.707106781; - z = 0; - - } else { - - z = Math.sqrt( zz ); - x = xz / z; - y = yz / z; - - } - - } - - this.set( x, y, z, angle ); - - return this; // return 180 deg rotation - - } - - // as we have reached here there are no singularities so we can handle normally - - var s = Math.sqrt( ( m32 - m23 ) * ( m32 - m23 ) + - ( m13 - m31 ) * ( m13 - m31 ) + - ( m21 - m12 ) * ( m21 - m12 ) ); // used to normalize - - if ( Math.abs( s ) < 0.001 ) s = 1; - - // prevent divide by zero, should not happen if matrix is orthogonal and should be - // caught by singularity test above, but I've left it in just in case - - this.x = ( m32 - m23 ) / s; - this.y = ( m13 - m31 ) / s; - this.z = ( m21 - m12 ) / s; - this.w = Math.acos( ( m11 + m22 + m33 - 1 ) / 2 ); - - return this; - - }, - - min: function ( v ) { - - this.x = Math.min( this.x, v.x ); - this.y = Math.min( this.y, v.y ); - this.z = Math.min( this.z, v.z ); - this.w = Math.min( this.w, v.w ); - - return this; - - }, - - max: function ( v ) { - - this.x = Math.max( this.x, v.x ); - this.y = Math.max( this.y, v.y ); - this.z = Math.max( this.z, v.z ); - this.w = Math.max( this.w, v.w ); - - return this; - - }, - - clamp: function ( min, max ) { - - // This function assumes min < max, if this assumption isn't true it will not operate correctly - - this.x = Math.max( min.x, Math.min( max.x, this.x ) ); - this.y = Math.max( min.y, Math.min( max.y, this.y ) ); - this.z = Math.max( min.z, Math.min( max.z, this.z ) ); - this.w = Math.max( min.w, Math.min( max.w, this.w ) ); - - return this; - - }, - - clampScalar: function () { - - var min, max; - - return function clampScalar( minVal, maxVal ) { - - if ( min === undefined ) { - - min = new Vector4(); - max = new Vector4(); - - } - - min.set( minVal, minVal, minVal, minVal ); - max.set( maxVal, maxVal, maxVal, maxVal ); - - return this.clamp( min, max ); - - }; - - }(), - - floor: function () { - - this.x = Math.floor( this.x ); - this.y = Math.floor( this.y ); - this.z = Math.floor( this.z ); - this.w = Math.floor( this.w ); - - return this; - - }, - - ceil: function () { - - this.x = Math.ceil( this.x ); - this.y = Math.ceil( this.y ); - this.z = Math.ceil( this.z ); - this.w = Math.ceil( this.w ); - - return this; - - }, - - round: function () { - - this.x = Math.round( this.x ); - this.y = Math.round( this.y ); - this.z = Math.round( this.z ); - this.w = Math.round( this.w ); - - return this; - - }, - - roundToZero: function () { - - this.x = ( this.x < 0 ) ? Math.ceil( this.x ) : Math.floor( this.x ); - this.y = ( this.y < 0 ) ? Math.ceil( this.y ) : Math.floor( this.y ); - this.z = ( this.z < 0 ) ? Math.ceil( this.z ) : Math.floor( this.z ); - this.w = ( this.w < 0 ) ? Math.ceil( this.w ) : Math.floor( this.w ); - - return this; - - }, - - negate: function () { - - this.x = - this.x; - this.y = - this.y; - this.z = - this.z; - this.w = - this.w; - - return this; - - }, - - dot: function ( v ) { - - return this.x * v.x + this.y * v.y + this.z * v.z + this.w * v.w; - - }, - - lengthSq: function () { - - return this.x * this.x + this.y * this.y + this.z * this.z + this.w * this.w; - - }, - - length: function () { - - return Math.sqrt( this.x * this.x + this.y * this.y + this.z * this.z + this.w * this.w ); - - }, - - lengthManhattan: function () { - - return Math.abs( this.x ) + Math.abs( this.y ) + Math.abs( this.z ) + Math.abs( this.w ); - - }, - - normalize: function () { - - return this.divideScalar( this.length() ); - - }, - - setLength: function ( length ) { - - return this.multiplyScalar( length / this.length() ); - - }, - - lerp: function ( v, alpha ) { - - this.x += ( v.x - this.x ) * alpha; - this.y += ( v.y - this.y ) * alpha; - this.z += ( v.z - this.z ) * alpha; - this.w += ( v.w - this.w ) * alpha; - - return this; - - }, - - lerpVectors: function ( v1, v2, alpha ) { - - return this.subVectors( v2, v1 ).multiplyScalar( alpha ).add( v1 ); - - }, - - equals: function ( v ) { - - return ( ( v.x === this.x ) && ( v.y === this.y ) && ( v.z === this.z ) && ( v.w === this.w ) ); - - }, - - fromArray: function ( array, offset ) { - - if ( offset === undefined ) offset = 0; - - this.x = array[ offset ]; - this.y = array[ offset + 1 ]; - this.z = array[ offset + 2 ]; - this.w = array[ offset + 3 ]; - - return this; - - }, - - toArray: function ( array, offset ) { - - if ( array === undefined ) array = []; - if ( offset === undefined ) offset = 0; - - array[ offset ] = this.x; - array[ offset + 1 ] = this.y; - array[ offset + 2 ] = this.z; - array[ offset + 3 ] = this.w; - - return array; - - }, - - fromBufferAttribute: function ( attribute, index, offset ) { - - if ( offset !== undefined ) { - - console.warn( 'THREE.Vector4: offset has been removed from .fromBufferAttribute().' ); - - } - - this.x = attribute.getX( index ); - this.y = attribute.getY( index ); - this.z = attribute.getZ( index ); - this.w = attribute.getW( index ); - - return this; - - } - - }; - - /** - * @author szimek / https://github.com/szimek/ - * @author alteredq / http://alteredqualia.com/ - * @author Marius Kintel / https://github.com/kintel - */ - - /* - In options, we can specify: - * Texture parameters for an auto-generated target texture - * depthBuffer/stencilBuffer: Booleans to indicate if we should generate these buffers - */ - function WebGLRenderTarget( width, height, options ) { - - this.uuid = _Math.generateUUID(); - - this.width = width; - this.height = height; - - this.scissor = new Vector4( 0, 0, width, height ); - this.scissorTest = false; - - this.viewport = new Vector4( 0, 0, width, height ); - - options = options || {}; - - if ( options.minFilter === undefined ) options.minFilter = LinearFilter; - - this.texture = new Texture( undefined, undefined, options.wrapS, options.wrapT, options.magFilter, options.minFilter, options.format, options.type, options.anisotropy, options.encoding ); - - this.depthBuffer = options.depthBuffer !== undefined ? options.depthBuffer : true; - this.stencilBuffer = options.stencilBuffer !== undefined ? options.stencilBuffer : true; - this.depthTexture = options.depthTexture !== undefined ? options.depthTexture : null; - - } - - WebGLRenderTarget.prototype = { - - constructor: WebGLRenderTarget, - - isWebGLRenderTarget: true, - - setSize: function ( width, height ) { - - if ( this.width !== width || this.height !== height ) { - - this.width = width; - this.height = height; - - this.dispose(); - - } - - this.viewport.set( 0, 0, width, height ); - this.scissor.set( 0, 0, width, height ); - - }, - - clone: function () { - - return new this.constructor().copy( this ); - - }, - - copy: function ( source ) { - - this.width = source.width; - this.height = source.height; - - this.viewport.copy( source.viewport ); - - this.texture = source.texture.clone(); - - this.depthBuffer = source.depthBuffer; - this.stencilBuffer = source.stencilBuffer; - this.depthTexture = source.depthTexture; - - return this; - - }, - - dispose: function () { - - this.dispatchEvent( { type: 'dispose' } ); - - } - - }; - - Object.assign( WebGLRenderTarget.prototype, EventDispatcher.prototype ); - - /** - * @author alteredq / http://alteredqualia.com - */ - - function WebGLRenderTargetCube( width, height, options ) { - - WebGLRenderTarget.call( this, width, height, options ); - - this.activeCubeFace = 0; // PX 0, NX 1, PY 2, NY 3, PZ 4, NZ 5 - this.activeMipMapLevel = 0; - - } - - WebGLRenderTargetCube.prototype = Object.create( WebGLRenderTarget.prototype ); - WebGLRenderTargetCube.prototype.constructor = WebGLRenderTargetCube; - - WebGLRenderTargetCube.prototype.isWebGLRenderTargetCube = true; - - /** - * @author mikael emtinger / http://gomo.se/ - * @author alteredq / http://alteredqualia.com/ - * @author WestLangley / http://github.com/WestLangley - * @author bhouston / http://clara.io - */ - - function Quaternion( x, y, z, w ) { - - this._x = x || 0; - this._y = y || 0; - this._z = z || 0; - this._w = ( w !== undefined ) ? w : 1; - - } - - Quaternion.prototype = { - - constructor: Quaternion, - - get x () { - - return this._x; - - }, - - set x ( value ) { - - this._x = value; - this.onChangeCallback(); - - }, - - get y () { - - return this._y; - - }, - - set y ( value ) { - - this._y = value; - this.onChangeCallback(); - - }, - - get z () { - - return this._z; - - }, - - set z ( value ) { - - this._z = value; - this.onChangeCallback(); - - }, - - get w () { - - return this._w; - - }, - - set w ( value ) { - - this._w = value; - this.onChangeCallback(); - - }, - - set: function ( x, y, z, w ) { - - this._x = x; - this._y = y; - this._z = z; - this._w = w; - - this.onChangeCallback(); - - return this; - - }, - - clone: function () { - - return new this.constructor( this._x, this._y, this._z, this._w ); - - }, - - copy: function ( quaternion ) { - - this._x = quaternion.x; - this._y = quaternion.y; - this._z = quaternion.z; - this._w = quaternion.w; - - this.onChangeCallback(); - - return this; - - }, - - setFromEuler: function ( euler, update ) { - - if ( (euler && euler.isEuler) === false ) { - - throw new Error( 'THREE.Quaternion: .setFromEuler() now expects an Euler rotation rather than a Vector3 and order.' ); - - } - - // http://www.mathworks.com/matlabcentral/fileexchange/ - // 20696-function-to-convert-between-dcm-euler-angles-quaternions-and-euler-vectors/ - // content/SpinCalc.m - - var c1 = Math.cos( euler._x / 2 ); - var c2 = Math.cos( euler._y / 2 ); - var c3 = Math.cos( euler._z / 2 ); - var s1 = Math.sin( euler._x / 2 ); - var s2 = Math.sin( euler._y / 2 ); - var s3 = Math.sin( euler._z / 2 ); - - var order = euler.order; - - if ( order === 'XYZ' ) { - - this._x = s1 * c2 * c3 + c1 * s2 * s3; - this._y = c1 * s2 * c3 - s1 * c2 * s3; - this._z = c1 * c2 * s3 + s1 * s2 * c3; - this._w = c1 * c2 * c3 - s1 * s2 * s3; - - } else if ( order === 'YXZ' ) { - - this._x = s1 * c2 * c3 + c1 * s2 * s3; - this._y = c1 * s2 * c3 - s1 * c2 * s3; - this._z = c1 * c2 * s3 - s1 * s2 * c3; - this._w = c1 * c2 * c3 + s1 * s2 * s3; - - } else if ( order === 'ZXY' ) { - - this._x = s1 * c2 * c3 - c1 * s2 * s3; - this._y = c1 * s2 * c3 + s1 * c2 * s3; - this._z = c1 * c2 * s3 + s1 * s2 * c3; - this._w = c1 * c2 * c3 - s1 * s2 * s3; - - } else if ( order === 'ZYX' ) { - - this._x = s1 * c2 * c3 - c1 * s2 * s3; - this._y = c1 * s2 * c3 + s1 * c2 * s3; - this._z = c1 * c2 * s3 - s1 * s2 * c3; - this._w = c1 * c2 * c3 + s1 * s2 * s3; - - } else if ( order === 'YZX' ) { - - this._x = s1 * c2 * c3 + c1 * s2 * s3; - this._y = c1 * s2 * c3 + s1 * c2 * s3; - this._z = c1 * c2 * s3 - s1 * s2 * c3; - this._w = c1 * c2 * c3 - s1 * s2 * s3; - - } else if ( order === 'XZY' ) { - - this._x = s1 * c2 * c3 - c1 * s2 * s3; - this._y = c1 * s2 * c3 - s1 * c2 * s3; - this._z = c1 * c2 * s3 + s1 * s2 * c3; - this._w = c1 * c2 * c3 + s1 * s2 * s3; - - } - - if ( update !== false ) this.onChangeCallback(); - - return this; - - }, - - setFromAxisAngle: function ( axis, angle ) { - - // http://www.euclideanspace.com/maths/geometry/rotations/conversions/angleToQuaternion/index.htm - - // assumes axis is normalized - - var halfAngle = angle / 2, s = Math.sin( halfAngle ); - - this._x = axis.x * s; - this._y = axis.y * s; - this._z = axis.z * s; - this._w = Math.cos( halfAngle ); - - this.onChangeCallback(); - - return this; - - }, - - setFromRotationMatrix: function ( m ) { - - // http://www.euclideanspace.com/maths/geometry/rotations/conversions/matrixToQuaternion/index.htm - - // assumes the upper 3x3 of m is a pure rotation matrix (i.e, unscaled) - - var te = m.elements, - - m11 = te[ 0 ], m12 = te[ 4 ], m13 = te[ 8 ], - m21 = te[ 1 ], m22 = te[ 5 ], m23 = te[ 9 ], - m31 = te[ 2 ], m32 = te[ 6 ], m33 = te[ 10 ], - - trace = m11 + m22 + m33, - s; - - if ( trace > 0 ) { - - s = 0.5 / Math.sqrt( trace + 1.0 ); - - this._w = 0.25 / s; - this._x = ( m32 - m23 ) * s; - this._y = ( m13 - m31 ) * s; - this._z = ( m21 - m12 ) * s; - - } else if ( m11 > m22 && m11 > m33 ) { - - s = 2.0 * Math.sqrt( 1.0 + m11 - m22 - m33 ); - - this._w = ( m32 - m23 ) / s; - this._x = 0.25 * s; - this._y = ( m12 + m21 ) / s; - this._z = ( m13 + m31 ) / s; - - } else if ( m22 > m33 ) { - - s = 2.0 * Math.sqrt( 1.0 + m22 - m11 - m33 ); - - this._w = ( m13 - m31 ) / s; - this._x = ( m12 + m21 ) / s; - this._y = 0.25 * s; - this._z = ( m23 + m32 ) / s; - - } else { - - s = 2.0 * Math.sqrt( 1.0 + m33 - m11 - m22 ); - - this._w = ( m21 - m12 ) / s; - this._x = ( m13 + m31 ) / s; - this._y = ( m23 + m32 ) / s; - this._z = 0.25 * s; - - } - - this.onChangeCallback(); - - return this; - - }, - - setFromUnitVectors: function () { - - // http://lolengine.net/blog/2014/02/24/quaternion-from-two-vectors-final - - // assumes direction vectors vFrom and vTo are normalized - - var v1, r; - - var EPS = 0.000001; - - return function setFromUnitVectors( vFrom, vTo ) { - - if ( v1 === undefined ) v1 = new Vector3(); - - r = vFrom.dot( vTo ) + 1; - - if ( r < EPS ) { - - r = 0; - - if ( Math.abs( vFrom.x ) > Math.abs( vFrom.z ) ) { - - v1.set( - vFrom.y, vFrom.x, 0 ); - - } else { - - v1.set( 0, - vFrom.z, vFrom.y ); - - } - - } else { - - v1.crossVectors( vFrom, vTo ); - - } - - this._x = v1.x; - this._y = v1.y; - this._z = v1.z; - this._w = r; - - return this.normalize(); - - }; - - }(), - - inverse: function () { - - return this.conjugate().normalize(); - - }, - - conjugate: function () { - - this._x *= - 1; - this._y *= - 1; - this._z *= - 1; - - this.onChangeCallback(); - - return this; - - }, - - dot: function ( v ) { - - return this._x * v._x + this._y * v._y + this._z * v._z + this._w * v._w; - - }, - - lengthSq: function () { - - return this._x * this._x + this._y * this._y + this._z * this._z + this._w * this._w; - - }, - - length: function () { - - return Math.sqrt( this._x * this._x + this._y * this._y + this._z * this._z + this._w * this._w ); - - }, - - normalize: function () { - - var l = this.length(); - - if ( l === 0 ) { - - this._x = 0; - this._y = 0; - this._z = 0; - this._w = 1; - - } else { - - l = 1 / l; - - this._x = this._x * l; - this._y = this._y * l; - this._z = this._z * l; - this._w = this._w * l; - - } - - this.onChangeCallback(); - - return this; - - }, - - multiply: function ( q, p ) { - - if ( p !== undefined ) { - - console.warn( 'THREE.Quaternion: .multiply() now only accepts one argument. Use .multiplyQuaternions( a, b ) instead.' ); - return this.multiplyQuaternions( q, p ); - - } - - return this.multiplyQuaternions( this, q ); - - }, - - premultiply: function ( q ) { - - return this.multiplyQuaternions( q, this ); - - }, - - multiplyQuaternions: function ( a, b ) { - - // from http://www.euclideanspace.com/maths/algebra/realNormedAlgebra/quaternions/code/index.htm - - var qax = a._x, qay = a._y, qaz = a._z, qaw = a._w; - var qbx = b._x, qby = b._y, qbz = b._z, qbw = b._w; - - this._x = qax * qbw + qaw * qbx + qay * qbz - qaz * qby; - this._y = qay * qbw + qaw * qby + qaz * qbx - qax * qbz; - this._z = qaz * qbw + qaw * qbz + qax * qby - qay * qbx; - this._w = qaw * qbw - qax * qbx - qay * qby - qaz * qbz; - - this.onChangeCallback(); - - return this; - - }, - - slerp: function ( qb, t ) { - - if ( t === 0 ) return this; - if ( t === 1 ) return this.copy( qb ); - - var x = this._x, y = this._y, z = this._z, w = this._w; - - // http://www.euclideanspace.com/maths/algebra/realNormedAlgebra/quaternions/slerp/ - - var cosHalfTheta = w * qb._w + x * qb._x + y * qb._y + z * qb._z; - - if ( cosHalfTheta < 0 ) { - - this._w = - qb._w; - this._x = - qb._x; - this._y = - qb._y; - this._z = - qb._z; - - cosHalfTheta = - cosHalfTheta; - - } else { - - this.copy( qb ); - - } - - if ( cosHalfTheta >= 1.0 ) { - - this._w = w; - this._x = x; - this._y = y; - this._z = z; - - return this; - - } - - var sinHalfTheta = Math.sqrt( 1.0 - cosHalfTheta * cosHalfTheta ); - - if ( Math.abs( sinHalfTheta ) < 0.001 ) { - - this._w = 0.5 * ( w + this._w ); - this._x = 0.5 * ( x + this._x ); - this._y = 0.5 * ( y + this._y ); - this._z = 0.5 * ( z + this._z ); - - return this; - - } - - var halfTheta = Math.atan2( sinHalfTheta, cosHalfTheta ); - var ratioA = Math.sin( ( 1 - t ) * halfTheta ) / sinHalfTheta, - ratioB = Math.sin( t * halfTheta ) / sinHalfTheta; - - this._w = ( w * ratioA + this._w * ratioB ); - this._x = ( x * ratioA + this._x * ratioB ); - this._y = ( y * ratioA + this._y * ratioB ); - this._z = ( z * ratioA + this._z * ratioB ); - - this.onChangeCallback(); - - return this; - - }, - - equals: function ( quaternion ) { - - return ( quaternion._x === this._x ) && ( quaternion._y === this._y ) && ( quaternion._z === this._z ) && ( quaternion._w === this._w ); - - }, - - fromArray: function ( array, offset ) { - - if ( offset === undefined ) offset = 0; - - this._x = array[ offset ]; - this._y = array[ offset + 1 ]; - this._z = array[ offset + 2 ]; - this._w = array[ offset + 3 ]; - - this.onChangeCallback(); - - return this; - - }, - - toArray: function ( array, offset ) { - - if ( array === undefined ) array = []; - if ( offset === undefined ) offset = 0; - - array[ offset ] = this._x; - array[ offset + 1 ] = this._y; - array[ offset + 2 ] = this._z; - array[ offset + 3 ] = this._w; - - return array; - - }, - - onChange: function ( callback ) { - - this.onChangeCallback = callback; - - return this; - - }, - - onChangeCallback: function () {} - - }; - - Object.assign( Quaternion, { - - slerp: function( qa, qb, qm, t ) { - - return qm.copy( qa ).slerp( qb, t ); - - }, - - slerpFlat: function( - dst, dstOffset, src0, srcOffset0, src1, srcOffset1, t ) { - - // fuzz-free, array-based Quaternion SLERP operation - - var x0 = src0[ srcOffset0 + 0 ], - y0 = src0[ srcOffset0 + 1 ], - z0 = src0[ srcOffset0 + 2 ], - w0 = src0[ srcOffset0 + 3 ], - - x1 = src1[ srcOffset1 + 0 ], - y1 = src1[ srcOffset1 + 1 ], - z1 = src1[ srcOffset1 + 2 ], - w1 = src1[ srcOffset1 + 3 ]; - - if ( w0 !== w1 || x0 !== x1 || y0 !== y1 || z0 !== z1 ) { - - var s = 1 - t, - - cos = x0 * x1 + y0 * y1 + z0 * z1 + w0 * w1, - - dir = ( cos >= 0 ? 1 : - 1 ), - sqrSin = 1 - cos * cos; - - // Skip the Slerp for tiny steps to avoid numeric problems: - if ( sqrSin > Number.EPSILON ) { - - var sin = Math.sqrt( sqrSin ), - len = Math.atan2( sin, cos * dir ); - - s = Math.sin( s * len ) / sin; - t = Math.sin( t * len ) / sin; - - } - - var tDir = t * dir; - - x0 = x0 * s + x1 * tDir; - y0 = y0 * s + y1 * tDir; - z0 = z0 * s + z1 * tDir; - w0 = w0 * s + w1 * tDir; - - // Normalize in case we just did a lerp: - if ( s === 1 - t ) { - - var f = 1 / Math.sqrt( x0 * x0 + y0 * y0 + z0 * z0 + w0 * w0 ); - - x0 *= f; - y0 *= f; - z0 *= f; - w0 *= f; - - } - - } - - dst[ dstOffset ] = x0; - dst[ dstOffset + 1 ] = y0; - dst[ dstOffset + 2 ] = z0; - dst[ dstOffset + 3 ] = w0; - - } - - } ); - - /** - * @author mrdoob / http://mrdoob.com/ - * @author *kile / http://kile.stravaganza.org/ - * @author philogb / http://blog.thejit.org/ - * @author mikael emtinger / http://gomo.se/ - * @author egraether / http://egraether.com/ - * @author WestLangley / http://github.com/WestLangley - */ - - function Vector3( x, y, z ) { - - this.x = x || 0; - this.y = y || 0; - this.z = z || 0; - - } - - Vector3.prototype = { - - constructor: Vector3, - - isVector3: true, - - set: function ( x, y, z ) { - - this.x = x; - this.y = y; - this.z = z; - - return this; - - }, - - setScalar: function ( scalar ) { - - this.x = scalar; - this.y = scalar; - this.z = scalar; - - return this; - - }, - - setX: function ( x ) { - - this.x = x; - - return this; - - }, - - setY: function ( y ) { - - this.y = y; - - return this; - - }, - - setZ: function ( z ) { - - this.z = z; - - return this; - - }, - - setComponent: function ( index, value ) { - - switch ( index ) { - - case 0: this.x = value; break; - case 1: this.y = value; break; - case 2: this.z = value; break; - default: throw new Error( 'index is out of range: ' + index ); - - } - - return this; - - }, - - getComponent: function ( index ) { - - switch ( index ) { - - case 0: return this.x; - case 1: return this.y; - case 2: return this.z; - default: throw new Error( 'index is out of range: ' + index ); - - } - - }, - - clone: function () { - - return new this.constructor( this.x, this.y, this.z ); - - }, - - copy: function ( v ) { - - this.x = v.x; - this.y = v.y; - this.z = v.z; - - return this; - - }, - - add: function ( v, w ) { - - if ( w !== undefined ) { - - console.warn( 'THREE.Vector3: .add() now only accepts one argument. Use .addVectors( a, b ) instead.' ); - return this.addVectors( v, w ); - - } - - this.x += v.x; - this.y += v.y; - this.z += v.z; - - return this; - - }, - - addScalar: function ( s ) { - - this.x += s; - this.y += s; - this.z += s; - - return this; - - }, - - addVectors: function ( a, b ) { - - this.x = a.x + b.x; - this.y = a.y + b.y; - this.z = a.z + b.z; - - return this; - - }, - - addScaledVector: function ( v, s ) { - - this.x += v.x * s; - this.y += v.y * s; - this.z += v.z * s; - - return this; - - }, - - sub: function ( v, w ) { - - if ( w !== undefined ) { - - console.warn( 'THREE.Vector3: .sub() now only accepts one argument. Use .subVectors( a, b ) instead.' ); - return this.subVectors( v, w ); - - } - - this.x -= v.x; - this.y -= v.y; - this.z -= v.z; - - return this; - - }, - - subScalar: function ( s ) { - - this.x -= s; - this.y -= s; - this.z -= s; - - return this; - - }, - - subVectors: function ( a, b ) { - - this.x = a.x - b.x; - this.y = a.y - b.y; - this.z = a.z - b.z; - - return this; - - }, - - multiply: function ( v, w ) { - - if ( w !== undefined ) { - - console.warn( 'THREE.Vector3: .multiply() now only accepts one argument. Use .multiplyVectors( a, b ) instead.' ); - return this.multiplyVectors( v, w ); - - } - - this.x *= v.x; - this.y *= v.y; - this.z *= v.z; - - return this; - - }, - - multiplyScalar: function ( scalar ) { - - if ( isFinite( scalar ) ) { - - this.x *= scalar; - this.y *= scalar; - this.z *= scalar; - - } else { - - this.x = 0; - this.y = 0; - this.z = 0; - - } - - return this; - - }, - - multiplyVectors: function ( a, b ) { - - this.x = a.x * b.x; - this.y = a.y * b.y; - this.z = a.z * b.z; - - return this; - - }, - - applyEuler: function () { - - var quaternion; - - return function applyEuler( euler ) { - - if ( (euler && euler.isEuler) === false ) { - - console.error( 'THREE.Vector3: .applyEuler() now expects an Euler rotation rather than a Vector3 and order.' ); - - } - - if ( quaternion === undefined ) quaternion = new Quaternion(); - - return this.applyQuaternion( quaternion.setFromEuler( euler ) ); - - }; - - }(), - - applyAxisAngle: function () { - - var quaternion; - - return function applyAxisAngle( axis, angle ) { - - if ( quaternion === undefined ) quaternion = new Quaternion(); - - return this.applyQuaternion( quaternion.setFromAxisAngle( axis, angle ) ); - - }; - - }(), - - applyMatrix3: function ( m ) { - - var x = this.x, y = this.y, z = this.z; - var e = m.elements; - - this.x = e[ 0 ] * x + e[ 3 ] * y + e[ 6 ] * z; - this.y = e[ 1 ] * x + e[ 4 ] * y + e[ 7 ] * z; - this.z = e[ 2 ] * x + e[ 5 ] * y + e[ 8 ] * z; - - return this; - - }, - - applyMatrix4: function ( m ) { - - var x = this.x, y = this.y, z = this.z; - var e = m.elements; - - this.x = e[ 0 ] * x + e[ 4 ] * y + e[ 8 ] * z + e[ 12 ]; - this.y = e[ 1 ] * x + e[ 5 ] * y + e[ 9 ] * z + e[ 13 ]; - this.z = e[ 2 ] * x + e[ 6 ] * y + e[ 10 ] * z + e[ 14 ]; - var w = e[ 3 ] * x + e[ 7 ] * y + e[ 11 ] * z + e[ 15 ]; - - return this.divideScalar( w ); - - }, - - applyQuaternion: function ( q ) { - - var x = this.x, y = this.y, z = this.z; - var qx = q.x, qy = q.y, qz = q.z, qw = q.w; - - // calculate quat * vector - - var ix = qw * x + qy * z - qz * y; - var iy = qw * y + qz * x - qx * z; - var iz = qw * z + qx * y - qy * x; - var iw = - qx * x - qy * y - qz * z; - - // calculate result * inverse quat - - this.x = ix * qw + iw * - qx + iy * - qz - iz * - qy; - this.y = iy * qw + iw * - qy + iz * - qx - ix * - qz; - this.z = iz * qw + iw * - qz + ix * - qy - iy * - qx; - - return this; - - }, - - project: function () { - - var matrix; - - return function project( camera ) { - - if ( matrix === undefined ) matrix = new Matrix4(); - - matrix.multiplyMatrices( camera.projectionMatrix, matrix.getInverse( camera.matrixWorld ) ); - return this.applyMatrix4( matrix ); - - }; - - }(), - - unproject: function () { - - var matrix; - - return function unproject( camera ) { - - if ( matrix === undefined ) matrix = new Matrix4(); - - matrix.multiplyMatrices( camera.matrixWorld, matrix.getInverse( camera.projectionMatrix ) ); - return this.applyMatrix4( matrix ); - - }; - - }(), - - transformDirection: function ( m ) { - - // input: THREE.Matrix4 affine matrix - // vector interpreted as a direction - - var x = this.x, y = this.y, z = this.z; - var e = m.elements; - - this.x = e[ 0 ] * x + e[ 4 ] * y + e[ 8 ] * z; - this.y = e[ 1 ] * x + e[ 5 ] * y + e[ 9 ] * z; - this.z = e[ 2 ] * x + e[ 6 ] * y + e[ 10 ] * z; - - return this.normalize(); - - }, - - divide: function ( v ) { - - this.x /= v.x; - this.y /= v.y; - this.z /= v.z; - - return this; - - }, - - divideScalar: function ( scalar ) { - - return this.multiplyScalar( 1 / scalar ); - - }, - - min: function ( v ) { - - this.x = Math.min( this.x, v.x ); - this.y = Math.min( this.y, v.y ); - this.z = Math.min( this.z, v.z ); - - return this; - - }, - - max: function ( v ) { - - this.x = Math.max( this.x, v.x ); - this.y = Math.max( this.y, v.y ); - this.z = Math.max( this.z, v.z ); - - return this; - - }, - - clamp: function ( min, max ) { - - // This function assumes min < max, if this assumption isn't true it will not operate correctly - - this.x = Math.max( min.x, Math.min( max.x, this.x ) ); - this.y = Math.max( min.y, Math.min( max.y, this.y ) ); - this.z = Math.max( min.z, Math.min( max.z, this.z ) ); - - return this; - - }, - - clampScalar: function () { - - var min, max; - - return function clampScalar( minVal, maxVal ) { - - if ( min === undefined ) { - - min = new Vector3(); - max = new Vector3(); - - } - - min.set( minVal, minVal, minVal ); - max.set( maxVal, maxVal, maxVal ); - - return this.clamp( min, max ); - - }; - - }(), - - clampLength: function ( min, max ) { - - var length = this.length(); - - return this.multiplyScalar( Math.max( min, Math.min( max, length ) ) / length ); - - }, - - floor: function () { - - this.x = Math.floor( this.x ); - this.y = Math.floor( this.y ); - this.z = Math.floor( this.z ); - - return this; - - }, - - ceil: function () { - - this.x = Math.ceil( this.x ); - this.y = Math.ceil( this.y ); - this.z = Math.ceil( this.z ); - - return this; - - }, - - round: function () { - - this.x = Math.round( this.x ); - this.y = Math.round( this.y ); - this.z = Math.round( this.z ); - - return this; - - }, - - roundToZero: function () { - - this.x = ( this.x < 0 ) ? Math.ceil( this.x ) : Math.floor( this.x ); - this.y = ( this.y < 0 ) ? Math.ceil( this.y ) : Math.floor( this.y ); - this.z = ( this.z < 0 ) ? Math.ceil( this.z ) : Math.floor( this.z ); - - return this; - - }, - - negate: function () { - - this.x = - this.x; - this.y = - this.y; - this.z = - this.z; - - return this; - - }, - - dot: function ( v ) { - - return this.x * v.x + this.y * v.y + this.z * v.z; - - }, - - lengthSq: function () { - - return this.x * this.x + this.y * this.y + this.z * this.z; - - }, - - length: function () { - - return Math.sqrt( this.x * this.x + this.y * this.y + this.z * this.z ); - - }, - - lengthManhattan: function () { - - return Math.abs( this.x ) + Math.abs( this.y ) + Math.abs( this.z ); - - }, - - normalize: function () { - - return this.divideScalar( this.length() ); - - }, - - setLength: function ( length ) { - - return this.multiplyScalar( length / this.length() ); - - }, - - lerp: function ( v, alpha ) { - - this.x += ( v.x - this.x ) * alpha; - this.y += ( v.y - this.y ) * alpha; - this.z += ( v.z - this.z ) * alpha; - - return this; - - }, - - lerpVectors: function ( v1, v2, alpha ) { - - return this.subVectors( v2, v1 ).multiplyScalar( alpha ).add( v1 ); - - }, - - cross: function ( v, w ) { - - if ( w !== undefined ) { - - console.warn( 'THREE.Vector3: .cross() now only accepts one argument. Use .crossVectors( a, b ) instead.' ); - return this.crossVectors( v, w ); - - } - - var x = this.x, y = this.y, z = this.z; - - this.x = y * v.z - z * v.y; - this.y = z * v.x - x * v.z; - this.z = x * v.y - y * v.x; - - return this; - - }, - - crossVectors: function ( a, b ) { - - var ax = a.x, ay = a.y, az = a.z; - var bx = b.x, by = b.y, bz = b.z; - - this.x = ay * bz - az * by; - this.y = az * bx - ax * bz; - this.z = ax * by - ay * bx; - - return this; - - }, - - projectOnVector: function ( vector ) { - - var scalar = vector.dot( this ) / vector.lengthSq(); - - return this.copy( vector ).multiplyScalar( scalar ); - - }, - - projectOnPlane: function () { - - var v1; - - return function projectOnPlane( planeNormal ) { - - if ( v1 === undefined ) v1 = new Vector3(); - - v1.copy( this ).projectOnVector( planeNormal ); - - return this.sub( v1 ); - - }; - - }(), - - reflect: function () { - - // reflect incident vector off plane orthogonal to normal - // normal is assumed to have unit length - - var v1; - - return function reflect( normal ) { - - if ( v1 === undefined ) v1 = new Vector3(); - - return this.sub( v1.copy( normal ).multiplyScalar( 2 * this.dot( normal ) ) ); - - }; - - }(), - - angleTo: function ( v ) { - - var theta = this.dot( v ) / ( Math.sqrt( this.lengthSq() * v.lengthSq() ) ); - - // clamp, to handle numerical problems - - return Math.acos( _Math.clamp( theta, - 1, 1 ) ); - - }, - - distanceTo: function ( v ) { - - return Math.sqrt( this.distanceToSquared( v ) ); - - }, - - distanceToSquared: function ( v ) { - - var dx = this.x - v.x, dy = this.y - v.y, dz = this.z - v.z; - - return dx * dx + dy * dy + dz * dz; - - }, - - distanceToManhattan: function ( v ) { - - return Math.abs( this.x - v.x ) + Math.abs( this.y - v.y ) + Math.abs( this.z - v.z ); - - }, - - setFromSpherical: function( s ) { - - var sinPhiRadius = Math.sin( s.phi ) * s.radius; - - this.x = sinPhiRadius * Math.sin( s.theta ); - this.y = Math.cos( s.phi ) * s.radius; - this.z = sinPhiRadius * Math.cos( s.theta ); - - return this; - - }, - - setFromCylindrical: function( c ) { - - this.x = c.radius * Math.sin( c.theta ); - this.y = c.y; - this.z = c.radius * Math.cos( c.theta ); - - return this; - - }, - - setFromMatrixPosition: function ( m ) { - - return this.setFromMatrixColumn( m, 3 ); - - }, - - setFromMatrixScale: function ( m ) { - - var sx = this.setFromMatrixColumn( m, 0 ).length(); - var sy = this.setFromMatrixColumn( m, 1 ).length(); - var sz = this.setFromMatrixColumn( m, 2 ).length(); - - this.x = sx; - this.y = sy; - this.z = sz; - - return this; - - }, - - setFromMatrixColumn: function ( m, index ) { - - if ( typeof m === 'number' ) { - - console.warn( 'THREE.Vector3: setFromMatrixColumn now expects ( matrix, index ).' ); - var temp = m; - m = index; - index = temp; - - } - - return this.fromArray( m.elements, index * 4 ); - - }, - - equals: function ( v ) { - - return ( ( v.x === this.x ) && ( v.y === this.y ) && ( v.z === this.z ) ); - - }, - - fromArray: function ( array, offset ) { - - if ( offset === undefined ) offset = 0; - - this.x = array[ offset ]; - this.y = array[ offset + 1 ]; - this.z = array[ offset + 2 ]; - - return this; - - }, - - toArray: function ( array, offset ) { - - if ( array === undefined ) array = []; - if ( offset === undefined ) offset = 0; - - array[ offset ] = this.x; - array[ offset + 1 ] = this.y; - array[ offset + 2 ] = this.z; - - return array; - - }, - - fromBufferAttribute: function ( attribute, index, offset ) { - - if ( offset !== undefined ) { - - console.warn( 'THREE.Vector3: offset has been removed from .fromBufferAttribute().' ); - - } - - this.x = attribute.getX( index ); - this.y = attribute.getY( index ); - this.z = attribute.getZ( index ); - - return this; - - } - - }; - - /** - * @author mrdoob / http://mrdoob.com/ - * @author supereggbert / http://www.paulbrunt.co.uk/ - * @author philogb / http://blog.thejit.org/ - * @author jordi_ros / http://plattsoft.com - * @author D1plo1d / http://github.com/D1plo1d - * @author alteredq / http://alteredqualia.com/ - * @author mikael emtinger / http://gomo.se/ - * @author timknip / http://www.floorplanner.com/ - * @author bhouston / http://clara.io - * @author WestLangley / http://github.com/WestLangley - */ - - function Matrix4() { - - this.elements = new Float32Array( [ - - 1, 0, 0, 0, - 0, 1, 0, 0, - 0, 0, 1, 0, - 0, 0, 0, 1 - - ] ); - - if ( arguments.length > 0 ) { - - console.error( 'THREE.Matrix4: the constructor no longer reads arguments. use .set() instead.' ); - - } - - } - - Matrix4.prototype = { - - constructor: Matrix4, - - isMatrix4: true, - - set: function ( n11, n12, n13, n14, n21, n22, n23, n24, n31, n32, n33, n34, n41, n42, n43, n44 ) { - - var te = this.elements; - - te[ 0 ] = n11; te[ 4 ] = n12; te[ 8 ] = n13; te[ 12 ] = n14; - te[ 1 ] = n21; te[ 5 ] = n22; te[ 9 ] = n23; te[ 13 ] = n24; - te[ 2 ] = n31; te[ 6 ] = n32; te[ 10 ] = n33; te[ 14 ] = n34; - te[ 3 ] = n41; te[ 7 ] = n42; te[ 11 ] = n43; te[ 15 ] = n44; - - return this; - - }, - - identity: function () { - - this.set( - - 1, 0, 0, 0, - 0, 1, 0, 0, - 0, 0, 1, 0, - 0, 0, 0, 1 - - ); - - return this; - - }, - - clone: function () { - - return new Matrix4().fromArray( this.elements ); - - }, - - copy: function ( m ) { - - this.elements.set( m.elements ); - - return this; - - }, - - copyPosition: function ( m ) { - - var te = this.elements; - var me = m.elements; - - te[ 12 ] = me[ 12 ]; - te[ 13 ] = me[ 13 ]; - te[ 14 ] = me[ 14 ]; - - return this; - - }, - - extractBasis: function ( xAxis, yAxis, zAxis ) { - - xAxis.setFromMatrixColumn( this, 0 ); - yAxis.setFromMatrixColumn( this, 1 ); - zAxis.setFromMatrixColumn( this, 2 ); - - return this; - - }, - - makeBasis: function ( xAxis, yAxis, zAxis ) { - - this.set( - xAxis.x, yAxis.x, zAxis.x, 0, - xAxis.y, yAxis.y, zAxis.y, 0, - xAxis.z, yAxis.z, zAxis.z, 0, - 0, 0, 0, 1 - ); - - return this; - - }, - - extractRotation: function () { - - var v1; - - return function extractRotation( m ) { - - if ( v1 === undefined ) v1 = new Vector3(); - - var te = this.elements; - var me = m.elements; - - var scaleX = 1 / v1.setFromMatrixColumn( m, 0 ).length(); - var scaleY = 1 / v1.setFromMatrixColumn( m, 1 ).length(); - var scaleZ = 1 / v1.setFromMatrixColumn( m, 2 ).length(); - - te[ 0 ] = me[ 0 ] * scaleX; - te[ 1 ] = me[ 1 ] * scaleX; - te[ 2 ] = me[ 2 ] * scaleX; - - te[ 4 ] = me[ 4 ] * scaleY; - te[ 5 ] = me[ 5 ] * scaleY; - te[ 6 ] = me[ 6 ] * scaleY; - - te[ 8 ] = me[ 8 ] * scaleZ; - te[ 9 ] = me[ 9 ] * scaleZ; - te[ 10 ] = me[ 10 ] * scaleZ; - - return this; - - }; - - }(), - - makeRotationFromEuler: function ( euler ) { - - if ( (euler && euler.isEuler) === false ) { - - console.error( 'THREE.Matrix: .makeRotationFromEuler() now expects a Euler rotation rather than a Vector3 and order.' ); - - } - - var te = this.elements; - - var x = euler.x, y = euler.y, z = euler.z; - var a = Math.cos( x ), b = Math.sin( x ); - var c = Math.cos( y ), d = Math.sin( y ); - var e = Math.cos( z ), f = Math.sin( z ); - - if ( euler.order === 'XYZ' ) { - - var ae = a * e, af = a * f, be = b * e, bf = b * f; - - te[ 0 ] = c * e; - te[ 4 ] = - c * f; - te[ 8 ] = d; - - te[ 1 ] = af + be * d; - te[ 5 ] = ae - bf * d; - te[ 9 ] = - b * c; - - te[ 2 ] = bf - ae * d; - te[ 6 ] = be + af * d; - te[ 10 ] = a * c; - - } else if ( euler.order === 'YXZ' ) { - - var ce = c * e, cf = c * f, de = d * e, df = d * f; - - te[ 0 ] = ce + df * b; - te[ 4 ] = de * b - cf; - te[ 8 ] = a * d; - - te[ 1 ] = a * f; - te[ 5 ] = a * e; - te[ 9 ] = - b; - - te[ 2 ] = cf * b - de; - te[ 6 ] = df + ce * b; - te[ 10 ] = a * c; - - } else if ( euler.order === 'ZXY' ) { - - var ce = c * e, cf = c * f, de = d * e, df = d * f; - - te[ 0 ] = ce - df * b; - te[ 4 ] = - a * f; - te[ 8 ] = de + cf * b; - - te[ 1 ] = cf + de * b; - te[ 5 ] = a * e; - te[ 9 ] = df - ce * b; - - te[ 2 ] = - a * d; - te[ 6 ] = b; - te[ 10 ] = a * c; - - } else if ( euler.order === 'ZYX' ) { - - var ae = a * e, af = a * f, be = b * e, bf = b * f; - - te[ 0 ] = c * e; - te[ 4 ] = be * d - af; - te[ 8 ] = ae * d + bf; - - te[ 1 ] = c * f; - te[ 5 ] = bf * d + ae; - te[ 9 ] = af * d - be; - - te[ 2 ] = - d; - te[ 6 ] = b * c; - te[ 10 ] = a * c; - - } else if ( euler.order === 'YZX' ) { - - var ac = a * c, ad = a * d, bc = b * c, bd = b * d; - - te[ 0 ] = c * e; - te[ 4 ] = bd - ac * f; - te[ 8 ] = bc * f + ad; - - te[ 1 ] = f; - te[ 5 ] = a * e; - te[ 9 ] = - b * e; - - te[ 2 ] = - d * e; - te[ 6 ] = ad * f + bc; - te[ 10 ] = ac - bd * f; - - } else if ( euler.order === 'XZY' ) { - - var ac = a * c, ad = a * d, bc = b * c, bd = b * d; - - te[ 0 ] = c * e; - te[ 4 ] = - f; - te[ 8 ] = d * e; - - te[ 1 ] = ac * f + bd; - te[ 5 ] = a * e; - te[ 9 ] = ad * f - bc; - - te[ 2 ] = bc * f - ad; - te[ 6 ] = b * e; - te[ 10 ] = bd * f + ac; - - } - - // last column - te[ 3 ] = 0; - te[ 7 ] = 0; - te[ 11 ] = 0; - - // bottom row - te[ 12 ] = 0; - te[ 13 ] = 0; - te[ 14 ] = 0; - te[ 15 ] = 1; - - return this; - - }, - - makeRotationFromQuaternion: function ( q ) { - - var te = this.elements; - - var x = q.x, y = q.y, z = q.z, w = q.w; - var x2 = x + x, y2 = y + y, z2 = z + z; - var xx = x * x2, xy = x * y2, xz = x * z2; - var yy = y * y2, yz = y * z2, zz = z * z2; - var wx = w * x2, wy = w * y2, wz = w * z2; - - te[ 0 ] = 1 - ( yy + zz ); - te[ 4 ] = xy - wz; - te[ 8 ] = xz + wy; - - te[ 1 ] = xy + wz; - te[ 5 ] = 1 - ( xx + zz ); - te[ 9 ] = yz - wx; - - te[ 2 ] = xz - wy; - te[ 6 ] = yz + wx; - te[ 10 ] = 1 - ( xx + yy ); - - // last column - te[ 3 ] = 0; - te[ 7 ] = 0; - te[ 11 ] = 0; - - // bottom row - te[ 12 ] = 0; - te[ 13 ] = 0; - te[ 14 ] = 0; - te[ 15 ] = 1; - - return this; - - }, - - lookAt: function () { - - var x, y, z; - - return function lookAt( eye, target, up ) { - - if ( x === undefined ) { - - x = new Vector3(); - y = new Vector3(); - z = new Vector3(); - - } - - var te = this.elements; - - z.subVectors( eye, target ).normalize(); - - if ( z.lengthSq() === 0 ) { - - z.z = 1; - - } - - x.crossVectors( up, z ).normalize(); - - if ( x.lengthSq() === 0 ) { - - z.z += 0.0001; - x.crossVectors( up, z ).normalize(); - - } - - y.crossVectors( z, x ); - - - te[ 0 ] = x.x; te[ 4 ] = y.x; te[ 8 ] = z.x; - te[ 1 ] = x.y; te[ 5 ] = y.y; te[ 9 ] = z.y; - te[ 2 ] = x.z; te[ 6 ] = y.z; te[ 10 ] = z.z; - - return this; - - }; - - }(), - - multiply: function ( m, n ) { - - if ( n !== undefined ) { - - console.warn( 'THREE.Matrix4: .multiply() now only accepts one argument. Use .multiplyMatrices( a, b ) instead.' ); - return this.multiplyMatrices( m, n ); - - } - - return this.multiplyMatrices( this, m ); - - }, - - premultiply: function ( m ) { - - return this.multiplyMatrices( m, this ); - - }, - - multiplyMatrices: function ( a, b ) { - - var ae = a.elements; - var be = b.elements; - var te = this.elements; - - var a11 = ae[ 0 ], a12 = ae[ 4 ], a13 = ae[ 8 ], a14 = ae[ 12 ]; - var a21 = ae[ 1 ], a22 = ae[ 5 ], a23 = ae[ 9 ], a24 = ae[ 13 ]; - var a31 = ae[ 2 ], a32 = ae[ 6 ], a33 = ae[ 10 ], a34 = ae[ 14 ]; - var a41 = ae[ 3 ], a42 = ae[ 7 ], a43 = ae[ 11 ], a44 = ae[ 15 ]; - - var b11 = be[ 0 ], b12 = be[ 4 ], b13 = be[ 8 ], b14 = be[ 12 ]; - var b21 = be[ 1 ], b22 = be[ 5 ], b23 = be[ 9 ], b24 = be[ 13 ]; - var b31 = be[ 2 ], b32 = be[ 6 ], b33 = be[ 10 ], b34 = be[ 14 ]; - var b41 = be[ 3 ], b42 = be[ 7 ], b43 = be[ 11 ], b44 = be[ 15 ]; - - te[ 0 ] = a11 * b11 + a12 * b21 + a13 * b31 + a14 * b41; - te[ 4 ] = a11 * b12 + a12 * b22 + a13 * b32 + a14 * b42; - te[ 8 ] = a11 * b13 + a12 * b23 + a13 * b33 + a14 * b43; - te[ 12 ] = a11 * b14 + a12 * b24 + a13 * b34 + a14 * b44; - - te[ 1 ] = a21 * b11 + a22 * b21 + a23 * b31 + a24 * b41; - te[ 5 ] = a21 * b12 + a22 * b22 + a23 * b32 + a24 * b42; - te[ 9 ] = a21 * b13 + a22 * b23 + a23 * b33 + a24 * b43; - te[ 13 ] = a21 * b14 + a22 * b24 + a23 * b34 + a24 * b44; - - te[ 2 ] = a31 * b11 + a32 * b21 + a33 * b31 + a34 * b41; - te[ 6 ] = a31 * b12 + a32 * b22 + a33 * b32 + a34 * b42; - te[ 10 ] = a31 * b13 + a32 * b23 + a33 * b33 + a34 * b43; - te[ 14 ] = a31 * b14 + a32 * b24 + a33 * b34 + a34 * b44; - - te[ 3 ] = a41 * b11 + a42 * b21 + a43 * b31 + a44 * b41; - te[ 7 ] = a41 * b12 + a42 * b22 + a43 * b32 + a44 * b42; - te[ 11 ] = a41 * b13 + a42 * b23 + a43 * b33 + a44 * b43; - te[ 15 ] = a41 * b14 + a42 * b24 + a43 * b34 + a44 * b44; - - return this; - - }, - - multiplyToArray: function ( a, b, r ) { - - var te = this.elements; - - this.multiplyMatrices( a, b ); - - r[ 0 ] = te[ 0 ]; r[ 1 ] = te[ 1 ]; r[ 2 ] = te[ 2 ]; r[ 3 ] = te[ 3 ]; - r[ 4 ] = te[ 4 ]; r[ 5 ] = te[ 5 ]; r[ 6 ] = te[ 6 ]; r[ 7 ] = te[ 7 ]; - r[ 8 ] = te[ 8 ]; r[ 9 ] = te[ 9 ]; r[ 10 ] = te[ 10 ]; r[ 11 ] = te[ 11 ]; - r[ 12 ] = te[ 12 ]; r[ 13 ] = te[ 13 ]; r[ 14 ] = te[ 14 ]; r[ 15 ] = te[ 15 ]; - - return this; - - }, - - multiplyScalar: function ( s ) { - - var te = this.elements; - - te[ 0 ] *= s; te[ 4 ] *= s; te[ 8 ] *= s; te[ 12 ] *= s; - te[ 1 ] *= s; te[ 5 ] *= s; te[ 9 ] *= s; te[ 13 ] *= s; - te[ 2 ] *= s; te[ 6 ] *= s; te[ 10 ] *= s; te[ 14 ] *= s; - te[ 3 ] *= s; te[ 7 ] *= s; te[ 11 ] *= s; te[ 15 ] *= s; - - return this; - - }, - - applyToBufferAttribute: function () { - - var v1; - - return function applyToBufferAttribute( attribute ) { - - if ( v1 === undefined ) v1 = new Vector3(); - - for ( var i = 0, l = attribute.count; i < l; i ++ ) { - - v1.x = attribute.getX( i ); - v1.y = attribute.getY( i ); - v1.z = attribute.getZ( i ); - - v1.applyMatrix4( this ); - - attribute.setXYZ( i, v1.x, v1.y, v1.z ); - - } - - return attribute; - - }; - - }(), - - determinant: function () { - - var te = this.elements; - - var n11 = te[ 0 ], n12 = te[ 4 ], n13 = te[ 8 ], n14 = te[ 12 ]; - var n21 = te[ 1 ], n22 = te[ 5 ], n23 = te[ 9 ], n24 = te[ 13 ]; - var n31 = te[ 2 ], n32 = te[ 6 ], n33 = te[ 10 ], n34 = te[ 14 ]; - var n41 = te[ 3 ], n42 = te[ 7 ], n43 = te[ 11 ], n44 = te[ 15 ]; - - //TODO: make this more efficient - //( based on http://www.euclideanspace.com/maths/algebra/matrix/functions/inverse/fourD/index.htm ) - - return ( - n41 * ( - + n14 * n23 * n32 - - n13 * n24 * n32 - - n14 * n22 * n33 - + n12 * n24 * n33 - + n13 * n22 * n34 - - n12 * n23 * n34 - ) + - n42 * ( - + n11 * n23 * n34 - - n11 * n24 * n33 - + n14 * n21 * n33 - - n13 * n21 * n34 - + n13 * n24 * n31 - - n14 * n23 * n31 - ) + - n43 * ( - + n11 * n24 * n32 - - n11 * n22 * n34 - - n14 * n21 * n32 - + n12 * n21 * n34 - + n14 * n22 * n31 - - n12 * n24 * n31 - ) + - n44 * ( - - n13 * n22 * n31 - - n11 * n23 * n32 - + n11 * n22 * n33 - + n13 * n21 * n32 - - n12 * n21 * n33 - + n12 * n23 * n31 - ) - - ); - - }, - - transpose: function () { - - var te = this.elements; - var tmp; - - tmp = te[ 1 ]; te[ 1 ] = te[ 4 ]; te[ 4 ] = tmp; - tmp = te[ 2 ]; te[ 2 ] = te[ 8 ]; te[ 8 ] = tmp; - tmp = te[ 6 ]; te[ 6 ] = te[ 9 ]; te[ 9 ] = tmp; - - tmp = te[ 3 ]; te[ 3 ] = te[ 12 ]; te[ 12 ] = tmp; - tmp = te[ 7 ]; te[ 7 ] = te[ 13 ]; te[ 13 ] = tmp; - tmp = te[ 11 ]; te[ 11 ] = te[ 14 ]; te[ 14 ] = tmp; - - return this; - - }, - - setPosition: function ( v ) { - - var te = this.elements; - - te[ 12 ] = v.x; - te[ 13 ] = v.y; - te[ 14 ] = v.z; - - return this; - - }, - - getInverse: function ( m, throwOnDegenerate ) { - - // based on http://www.euclideanspace.com/maths/algebra/matrix/functions/inverse/fourD/index.htm - var te = this.elements, - me = m.elements, - - n11 = me[ 0 ], n21 = me[ 1 ], n31 = me[ 2 ], n41 = me[ 3 ], - n12 = me[ 4 ], n22 = me[ 5 ], n32 = me[ 6 ], n42 = me[ 7 ], - n13 = me[ 8 ], n23 = me[ 9 ], n33 = me[ 10 ], n43 = me[ 11 ], - n14 = me[ 12 ], n24 = me[ 13 ], n34 = me[ 14 ], n44 = me[ 15 ], - - t11 = n23 * n34 * n42 - n24 * n33 * n42 + n24 * n32 * n43 - n22 * n34 * n43 - n23 * n32 * n44 + n22 * n33 * n44, - t12 = n14 * n33 * n42 - n13 * n34 * n42 - n14 * n32 * n43 + n12 * n34 * n43 + n13 * n32 * n44 - n12 * n33 * n44, - t13 = n13 * n24 * n42 - n14 * n23 * n42 + n14 * n22 * n43 - n12 * n24 * n43 - n13 * n22 * n44 + n12 * n23 * n44, - t14 = n14 * n23 * n32 - n13 * n24 * n32 - n14 * n22 * n33 + n12 * n24 * n33 + n13 * n22 * n34 - n12 * n23 * n34; - - var det = n11 * t11 + n21 * t12 + n31 * t13 + n41 * t14; - - if ( det === 0 ) { - - var msg = "THREE.Matrix4.getInverse(): can't invert matrix, determinant is 0"; - - if ( throwOnDegenerate === true ) { - - throw new Error( msg ); - - } else { - - console.warn( msg ); - - } - - return this.identity(); - - } - - var detInv = 1 / det; - - te[ 0 ] = t11 * detInv; - te[ 1 ] = ( n24 * n33 * n41 - n23 * n34 * n41 - n24 * n31 * n43 + n21 * n34 * n43 + n23 * n31 * n44 - n21 * n33 * n44 ) * detInv; - te[ 2 ] = ( n22 * n34 * n41 - n24 * n32 * n41 + n24 * n31 * n42 - n21 * n34 * n42 - n22 * n31 * n44 + n21 * n32 * n44 ) * detInv; - te[ 3 ] = ( n23 * n32 * n41 - n22 * n33 * n41 - n23 * n31 * n42 + n21 * n33 * n42 + n22 * n31 * n43 - n21 * n32 * n43 ) * detInv; - - te[ 4 ] = t12 * detInv; - te[ 5 ] = ( n13 * n34 * n41 - n14 * n33 * n41 + n14 * n31 * n43 - n11 * n34 * n43 - n13 * n31 * n44 + n11 * n33 * n44 ) * detInv; - te[ 6 ] = ( n14 * n32 * n41 - n12 * n34 * n41 - n14 * n31 * n42 + n11 * n34 * n42 + n12 * n31 * n44 - n11 * n32 * n44 ) * detInv; - te[ 7 ] = ( n12 * n33 * n41 - n13 * n32 * n41 + n13 * n31 * n42 - n11 * n33 * n42 - n12 * n31 * n43 + n11 * n32 * n43 ) * detInv; - - te[ 8 ] = t13 * detInv; - te[ 9 ] = ( n14 * n23 * n41 - n13 * n24 * n41 - n14 * n21 * n43 + n11 * n24 * n43 + n13 * n21 * n44 - n11 * n23 * n44 ) * detInv; - te[ 10 ] = ( n12 * n24 * n41 - n14 * n22 * n41 + n14 * n21 * n42 - n11 * n24 * n42 - n12 * n21 * n44 + n11 * n22 * n44 ) * detInv; - te[ 11 ] = ( n13 * n22 * n41 - n12 * n23 * n41 - n13 * n21 * n42 + n11 * n23 * n42 + n12 * n21 * n43 - n11 * n22 * n43 ) * detInv; - - te[ 12 ] = t14 * detInv; - te[ 13 ] = ( n13 * n24 * n31 - n14 * n23 * n31 + n14 * n21 * n33 - n11 * n24 * n33 - n13 * n21 * n34 + n11 * n23 * n34 ) * detInv; - te[ 14 ] = ( n14 * n22 * n31 - n12 * n24 * n31 - n14 * n21 * n32 + n11 * n24 * n32 + n12 * n21 * n34 - n11 * n22 * n34 ) * detInv; - te[ 15 ] = ( n12 * n23 * n31 - n13 * n22 * n31 + n13 * n21 * n32 - n11 * n23 * n32 - n12 * n21 * n33 + n11 * n22 * n33 ) * detInv; - - return this; - - }, - - scale: function ( v ) { - - var te = this.elements; - var x = v.x, y = v.y, z = v.z; - - te[ 0 ] *= x; te[ 4 ] *= y; te[ 8 ] *= z; - te[ 1 ] *= x; te[ 5 ] *= y; te[ 9 ] *= z; - te[ 2 ] *= x; te[ 6 ] *= y; te[ 10 ] *= z; - te[ 3 ] *= x; te[ 7 ] *= y; te[ 11 ] *= z; - - return this; - - }, - - getMaxScaleOnAxis: function () { - - var te = this.elements; - - var scaleXSq = te[ 0 ] * te[ 0 ] + te[ 1 ] * te[ 1 ] + te[ 2 ] * te[ 2 ]; - var scaleYSq = te[ 4 ] * te[ 4 ] + te[ 5 ] * te[ 5 ] + te[ 6 ] * te[ 6 ]; - var scaleZSq = te[ 8 ] * te[ 8 ] + te[ 9 ] * te[ 9 ] + te[ 10 ] * te[ 10 ]; - - return Math.sqrt( Math.max( scaleXSq, scaleYSq, scaleZSq ) ); - - }, - - makeTranslation: function ( x, y, z ) { - - this.set( - - 1, 0, 0, x, - 0, 1, 0, y, - 0, 0, 1, z, - 0, 0, 0, 1 - - ); - - return this; - - }, - - makeRotationX: function ( theta ) { - - var c = Math.cos( theta ), s = Math.sin( theta ); - - this.set( - - 1, 0, 0, 0, - 0, c, - s, 0, - 0, s, c, 0, - 0, 0, 0, 1 - - ); - - return this; - - }, - - makeRotationY: function ( theta ) { - - var c = Math.cos( theta ), s = Math.sin( theta ); - - this.set( - - c, 0, s, 0, - 0, 1, 0, 0, - - s, 0, c, 0, - 0, 0, 0, 1 - - ); - - return this; - - }, - - makeRotationZ: function ( theta ) { - - var c = Math.cos( theta ), s = Math.sin( theta ); - - this.set( - - c, - s, 0, 0, - s, c, 0, 0, - 0, 0, 1, 0, - 0, 0, 0, 1 - - ); - - return this; - - }, - - makeRotationAxis: function ( axis, angle ) { - - // Based on http://www.gamedev.net/reference/articles/article1199.asp - - var c = Math.cos( angle ); - var s = Math.sin( angle ); - var t = 1 - c; - var x = axis.x, y = axis.y, z = axis.z; - var tx = t * x, ty = t * y; - - this.set( - - tx * x + c, tx * y - s * z, tx * z + s * y, 0, - tx * y + s * z, ty * y + c, ty * z - s * x, 0, - tx * z - s * y, ty * z + s * x, t * z * z + c, 0, - 0, 0, 0, 1 - - ); - - return this; - - }, - - makeScale: function ( x, y, z ) { - - this.set( - - x, 0, 0, 0, - 0, y, 0, 0, - 0, 0, z, 0, - 0, 0, 0, 1 - - ); - - return this; - - }, - - makeShear: function ( x, y, z ) { - - this.set( - - 1, y, z, 0, - x, 1, z, 0, - x, y, 1, 0, - 0, 0, 0, 1 - - ); - - return this; - - }, - - compose: function ( position, quaternion, scale ) { - - this.makeRotationFromQuaternion( quaternion ); - this.scale( scale ); - this.setPosition( position ); - - return this; - - }, - - decompose: function () { - - var vector, matrix; - - return function decompose( position, quaternion, scale ) { - - if ( vector === undefined ) { - - vector = new Vector3(); - matrix = new Matrix4(); - - } - - var te = this.elements; - - var sx = vector.set( te[ 0 ], te[ 1 ], te[ 2 ] ).length(); - var sy = vector.set( te[ 4 ], te[ 5 ], te[ 6 ] ).length(); - var sz = vector.set( te[ 8 ], te[ 9 ], te[ 10 ] ).length(); - - // if determine is negative, we need to invert one scale - var det = this.determinant(); - if ( det < 0 ) { - - sx = - sx; - - } - - position.x = te[ 12 ]; - position.y = te[ 13 ]; - position.z = te[ 14 ]; - - // scale the rotation part - - matrix.elements.set( this.elements ); // at this point matrix is incomplete so we can't use .copy() - - var invSX = 1 / sx; - var invSY = 1 / sy; - var invSZ = 1 / sz; - - matrix.elements[ 0 ] *= invSX; - matrix.elements[ 1 ] *= invSX; - matrix.elements[ 2 ] *= invSX; - - matrix.elements[ 4 ] *= invSY; - matrix.elements[ 5 ] *= invSY; - matrix.elements[ 6 ] *= invSY; - - matrix.elements[ 8 ] *= invSZ; - matrix.elements[ 9 ] *= invSZ; - matrix.elements[ 10 ] *= invSZ; - - quaternion.setFromRotationMatrix( matrix ); - - scale.x = sx; - scale.y = sy; - scale.z = sz; - - return this; - - }; - - }(), - - makePerspective: function ( left, right, top, bottom, near, far ) { - - if ( far === undefined ) { - - console.warn( 'THREE.Matrix4: .makePerspective() has been redefined and has a new signature. Please check the docs.' ); - - } - - var te = this.elements; - var x = 2 * near / ( right - left ); - var y = 2 * near / ( top - bottom ); - - var a = ( right + left ) / ( right - left ); - var b = ( top + bottom ) / ( top - bottom ); - var c = - ( far + near ) / ( far - near ); - var d = - 2 * far * near / ( far - near ); - - te[ 0 ] = x; te[ 4 ] = 0; te[ 8 ] = a; te[ 12 ] = 0; - te[ 1 ] = 0; te[ 5 ] = y; te[ 9 ] = b; te[ 13 ] = 0; - te[ 2 ] = 0; te[ 6 ] = 0; te[ 10 ] = c; te[ 14 ] = d; - te[ 3 ] = 0; te[ 7 ] = 0; te[ 11 ] = - 1; te[ 15 ] = 0; - - return this; - - }, - - makeOrthographic: function ( left, right, top, bottom, near, far ) { - - var te = this.elements; - var w = 1.0 / ( right - left ); - var h = 1.0 / ( top - bottom ); - var p = 1.0 / ( far - near ); - - var x = ( right + left ) * w; - var y = ( top + bottom ) * h; - var z = ( far + near ) * p; - - te[ 0 ] = 2 * w; te[ 4 ] = 0; te[ 8 ] = 0; te[ 12 ] = - x; - te[ 1 ] = 0; te[ 5 ] = 2 * h; te[ 9 ] = 0; te[ 13 ] = - y; - te[ 2 ] = 0; te[ 6 ] = 0; te[ 10 ] = - 2 * p; te[ 14 ] = - z; - te[ 3 ] = 0; te[ 7 ] = 0; te[ 11 ] = 0; te[ 15 ] = 1; - - return this; - - }, - - equals: function ( matrix ) { - - var te = this.elements; - var me = matrix.elements; - - for ( var i = 0; i < 16; i ++ ) { - - if ( te[ i ] !== me[ i ] ) return false; - - } - - return true; - - }, - - fromArray: function ( array, offset ) { - - if ( offset === undefined ) offset = 0; - - for( var i = 0; i < 16; i ++ ) { - - this.elements[ i ] = array[ i + offset ]; - - } - - return this; - - }, - - toArray: function ( array, offset ) { - - if ( array === undefined ) array = []; - if ( offset === undefined ) offset = 0; - - var te = this.elements; - - array[ offset ] = te[ 0 ]; - array[ offset + 1 ] = te[ 1 ]; - array[ offset + 2 ] = te[ 2 ]; - array[ offset + 3 ] = te[ 3 ]; - - array[ offset + 4 ] = te[ 4 ]; - array[ offset + 5 ] = te[ 5 ]; - array[ offset + 6 ] = te[ 6 ]; - array[ offset + 7 ] = te[ 7 ]; - - array[ offset + 8 ] = te[ 8 ]; - array[ offset + 9 ] = te[ 9 ]; - array[ offset + 10 ] = te[ 10 ]; - array[ offset + 11 ] = te[ 11 ]; - - array[ offset + 12 ] = te[ 12 ]; - array[ offset + 13 ] = te[ 13 ]; - array[ offset + 14 ] = te[ 14 ]; - array[ offset + 15 ] = te[ 15 ]; - - return array; - - } - - }; - - /** - * @author mrdoob / http://mrdoob.com/ - */ - - function CubeTexture( images, mapping, wrapS, wrapT, magFilter, minFilter, format, type, anisotropy, encoding ) { - - images = images !== undefined ? images : []; - mapping = mapping !== undefined ? mapping : CubeReflectionMapping; - - Texture.call( this, images, mapping, wrapS, wrapT, magFilter, minFilter, format, type, anisotropy, encoding ); - - this.flipY = false; - - } - - CubeTexture.prototype = Object.create( Texture.prototype ); - CubeTexture.prototype.constructor = CubeTexture; - - CubeTexture.prototype.isCubeTexture = true; - - Object.defineProperty( CubeTexture.prototype, 'images', { - - get: function () { - - return this.image; - - }, - - set: function ( value ) { - - this.image = value; - - } - - } ); - - /** - * @author tschw - * - * Uniforms of a program. - * Those form a tree structure with a special top-level container for the root, - * which you get by calling 'new WebGLUniforms( gl, program, renderer )'. - * - * - * Properties of inner nodes including the top-level container: - * - * .seq - array of nested uniforms - * .map - nested uniforms by name - * - * - * Methods of all nodes except the top-level container: - * - * .setValue( gl, value, [renderer] ) - * - * uploads a uniform value(s) - * the 'renderer' parameter is needed for sampler uniforms - * - * - * Static methods of the top-level container (renderer factorizations): - * - * .upload( gl, seq, values, renderer ) - * - * sets uniforms in 'seq' to 'values[id].value' - * - * .seqWithValue( seq, values ) : filteredSeq - * - * filters 'seq' entries with corresponding entry in values - * - * - * Methods of the top-level container (renderer factorizations): - * - * .setValue( gl, name, value ) - * - * sets uniform with name 'name' to 'value' - * - * .set( gl, obj, prop ) - * - * sets uniform from object and property with same name than uniform - * - * .setOptional( gl, obj, prop ) - * - * like .set for an optional property of the object - * - */ - - var emptyTexture = new Texture(); - var emptyCubeTexture = new CubeTexture(); - - // --- Base for inner nodes (including the root) --- - - function UniformContainer() { - - this.seq = []; - this.map = {}; - - } - - // --- Utilities --- - - // Array Caches (provide typed arrays for temporary by size) - - var arrayCacheF32 = []; - var arrayCacheI32 = []; - - // Flattening for arrays of vectors and matrices - - function flatten( array, nBlocks, blockSize ) { - - var firstElem = array[ 0 ]; - - if ( firstElem <= 0 || firstElem > 0 ) return array; - // unoptimized: ! isNaN( firstElem ) - // see http://jacksondunstan.com/articles/983 - - var n = nBlocks * blockSize, - r = arrayCacheF32[ n ]; - - if ( r === undefined ) { - - r = new Float32Array( n ); - arrayCacheF32[ n ] = r; - - } - - if ( nBlocks !== 0 ) { - - firstElem.toArray( r, 0 ); - - for ( var i = 1, offset = 0; i !== nBlocks; ++ i ) { - - offset += blockSize; - array[ i ].toArray( r, offset ); - - } - - } - - return r; - - } - - // Texture unit allocation - - function allocTexUnits( renderer, n ) { - - var r = arrayCacheI32[ n ]; - - if ( r === undefined ) { - - r = new Int32Array( n ); - arrayCacheI32[ n ] = r; - - } - - for ( var i = 0; i !== n; ++ i ) - r[ i ] = renderer.allocTextureUnit(); - - return r; - - } - - // --- Setters --- - - // Note: Defining these methods externally, because they come in a bunch - // and this way their names minify. - - // Single scalar - - function setValue1f( gl, v ) { gl.uniform1f( this.addr, v ); } - function setValue1i( gl, v ) { gl.uniform1i( this.addr, v ); } - - // Single float vector (from flat array or THREE.VectorN) - - function setValue2fv( gl, v ) { - - if ( v.x === undefined ) gl.uniform2fv( this.addr, v ); - else gl.uniform2f( this.addr, v.x, v.y ); - - } - - function setValue3fv( gl, v ) { - - if ( v.x !== undefined ) - gl.uniform3f( this.addr, v.x, v.y, v.z ); - else if ( v.r !== undefined ) - gl.uniform3f( this.addr, v.r, v.g, v.b ); - else - gl.uniform3fv( this.addr, v ); - - } - - function setValue4fv( gl, v ) { - - if ( v.x === undefined ) gl.uniform4fv( this.addr, v ); - else gl.uniform4f( this.addr, v.x, v.y, v.z, v.w ); - - } - - // Single matrix (from flat array or MatrixN) - - function setValue2fm( gl, v ) { - - gl.uniformMatrix2fv( this.addr, false, v.elements || v ); - - } - - function setValue3fm( gl, v ) { - - gl.uniformMatrix3fv( this.addr, false, v.elements || v ); - - } - - function setValue4fm( gl, v ) { - - gl.uniformMatrix4fv( this.addr, false, v.elements || v ); - - } - - // Single texture (2D / Cube) - - function setValueT1( gl, v, renderer ) { - - var unit = renderer.allocTextureUnit(); - gl.uniform1i( this.addr, unit ); - renderer.setTexture2D( v || emptyTexture, unit ); - - } - - function setValueT6( gl, v, renderer ) { - - var unit = renderer.allocTextureUnit(); - gl.uniform1i( this.addr, unit ); - renderer.setTextureCube( v || emptyCubeTexture, unit ); - - } - - // Integer / Boolean vectors or arrays thereof (always flat arrays) - - function setValue2iv( gl, v ) { gl.uniform2iv( this.addr, v ); } - function setValue3iv( gl, v ) { gl.uniform3iv( this.addr, v ); } - function setValue4iv( gl, v ) { gl.uniform4iv( this.addr, v ); } - - // Helper to pick the right setter for the singular case - - function getSingularSetter( type ) { - - switch ( type ) { - - case 0x1406: return setValue1f; // FLOAT - case 0x8b50: return setValue2fv; // _VEC2 - case 0x8b51: return setValue3fv; // _VEC3 - case 0x8b52: return setValue4fv; // _VEC4 - - case 0x8b5a: return setValue2fm; // _MAT2 - case 0x8b5b: return setValue3fm; // _MAT3 - case 0x8b5c: return setValue4fm; // _MAT4 - - case 0x8b5e: return setValueT1; // SAMPLER_2D - case 0x8b60: return setValueT6; // SAMPLER_CUBE - - case 0x1404: case 0x8b56: return setValue1i; // INT, BOOL - case 0x8b53: case 0x8b57: return setValue2iv; // _VEC2 - case 0x8b54: case 0x8b58: return setValue3iv; // _VEC3 - case 0x8b55: case 0x8b59: return setValue4iv; // _VEC4 - - } - - } - - // Array of scalars - - function setValue1fv( gl, v ) { gl.uniform1fv( this.addr, v ); } - function setValue1iv( gl, v ) { gl.uniform1iv( this.addr, v ); } - - // Array of vectors (flat or from THREE classes) - - function setValueV2a( gl, v ) { - - gl.uniform2fv( this.addr, flatten( v, this.size, 2 ) ); - - } - - function setValueV3a( gl, v ) { - - gl.uniform3fv( this.addr, flatten( v, this.size, 3 ) ); - - } - - function setValueV4a( gl, v ) { - - gl.uniform4fv( this.addr, flatten( v, this.size, 4 ) ); - - } - - // Array of matrices (flat or from THREE clases) - - function setValueM2a( gl, v ) { - - gl.uniformMatrix2fv( this.addr, false, flatten( v, this.size, 4 ) ); - - } - - function setValueM3a( gl, v ) { - - gl.uniformMatrix3fv( this.addr, false, flatten( v, this.size, 9 ) ); - - } - - function setValueM4a( gl, v ) { - - gl.uniformMatrix4fv( this.addr, false, flatten( v, this.size, 16 ) ); - - } - - // Array of textures (2D / Cube) - - function setValueT1a( gl, v, renderer ) { - - var n = v.length, - units = allocTexUnits( renderer, n ); - - gl.uniform1iv( this.addr, units ); - - for ( var i = 0; i !== n; ++ i ) { - - renderer.setTexture2D( v[ i ] || emptyTexture, units[ i ] ); - - } - - } - - function setValueT6a( gl, v, renderer ) { - - var n = v.length, - units = allocTexUnits( renderer, n ); - - gl.uniform1iv( this.addr, units ); - - for ( var i = 0; i !== n; ++ i ) { - - renderer.setTextureCube( v[ i ] || emptyCubeTexture, units[ i ] ); - - } - - } - - // Helper to pick the right setter for a pure (bottom-level) array - - function getPureArraySetter( type ) { - - switch ( type ) { - - case 0x1406: return setValue1fv; // FLOAT - case 0x8b50: return setValueV2a; // _VEC2 - case 0x8b51: return setValueV3a; // _VEC3 - case 0x8b52: return setValueV4a; // _VEC4 - - case 0x8b5a: return setValueM2a; // _MAT2 - case 0x8b5b: return setValueM3a; // _MAT3 - case 0x8b5c: return setValueM4a; // _MAT4 - - case 0x8b5e: return setValueT1a; // SAMPLER_2D - case 0x8b60: return setValueT6a; // SAMPLER_CUBE - - case 0x1404: case 0x8b56: return setValue1iv; // INT, BOOL - case 0x8b53: case 0x8b57: return setValue2iv; // _VEC2 - case 0x8b54: case 0x8b58: return setValue3iv; // _VEC3 - case 0x8b55: case 0x8b59: return setValue4iv; // _VEC4 - - } - - } - - // --- Uniform Classes --- - - function SingleUniform( id, activeInfo, addr ) { - - this.id = id; - this.addr = addr; - this.setValue = getSingularSetter( activeInfo.type ); - - // this.path = activeInfo.name; // DEBUG - - } - - function PureArrayUniform( id, activeInfo, addr ) { - - this.id = id; - this.addr = addr; - this.size = activeInfo.size; - this.setValue = getPureArraySetter( activeInfo.type ); - - // this.path = activeInfo.name; // DEBUG - - } - - function StructuredUniform( id ) { - - this.id = id; - - UniformContainer.call( this ); // mix-in - - } - - StructuredUniform.prototype.setValue = function( gl, value ) { - - // Note: Don't need an extra 'renderer' parameter, since samplers - // are not allowed in structured uniforms. - - var seq = this.seq; - - for ( var i = 0, n = seq.length; i !== n; ++ i ) { - - var u = seq[ i ]; - u.setValue( gl, value[ u.id ] ); - - } - - }; - - // --- Top-level --- - - // Parser - builds up the property tree from the path strings - - var RePathPart = /([\w\d_]+)(\])?(\[|\.)?/g; - - // extracts - // - the identifier (member name or array index) - // - followed by an optional right bracket (found when array index) - // - followed by an optional left bracket or dot (type of subscript) - // - // Note: These portions can be read in a non-overlapping fashion and - // allow straightforward parsing of the hierarchy that WebGL encodes - // in the uniform names. - - function addUniform( container, uniformObject ) { - - container.seq.push( uniformObject ); - container.map[ uniformObject.id ] = uniformObject; - - } - - function parseUniform( activeInfo, addr, container ) { - - var path = activeInfo.name, - pathLength = path.length; - - // reset RegExp object, because of the early exit of a previous run - RePathPart.lastIndex = 0; - - for (; ;) { - - var match = RePathPart.exec( path ), - matchEnd = RePathPart.lastIndex, - - id = match[ 1 ], - idIsIndex = match[ 2 ] === ']', - subscript = match[ 3 ]; - - if ( idIsIndex ) id = id | 0; // convert to integer - - if ( subscript === undefined || - subscript === '[' && matchEnd + 2 === pathLength ) { - // bare name or "pure" bottom-level array "[0]" suffix - - addUniform( container, subscript === undefined ? - new SingleUniform( id, activeInfo, addr ) : - new PureArrayUniform( id, activeInfo, addr ) ); - - break; - - } else { - // step into inner node / create it in case it doesn't exist - - var map = container.map, - next = map[ id ]; - - if ( next === undefined ) { - - next = new StructuredUniform( id ); - addUniform( container, next ); - - } - - container = next; - - } - - } - - } - - // Root Container - - function WebGLUniforms( gl, program, renderer ) { - - UniformContainer.call( this ); - - this.renderer = renderer; - - var n = gl.getProgramParameter( program, gl.ACTIVE_UNIFORMS ); - - for ( var i = 0; i < n; ++ i ) { - - var info = gl.getActiveUniform( program, i ), - path = info.name, - addr = gl.getUniformLocation( program, path ); - - parseUniform( info, addr, this ); - - } - - } - - WebGLUniforms.prototype.setValue = function( gl, name, value ) { - - var u = this.map[ name ]; - - if ( u !== undefined ) u.setValue( gl, value, this.renderer ); - - }; - - WebGLUniforms.prototype.set = function( gl, object, name ) { - - var u = this.map[ name ]; - - if ( u !== undefined ) u.setValue( gl, object[ name ], this.renderer ); - - }; - - WebGLUniforms.prototype.setOptional = function( gl, object, name ) { - - var v = object[ name ]; - - if ( v !== undefined ) this.setValue( gl, name, v ); - - }; - - - // Static interface - - WebGLUniforms.upload = function( gl, seq, values, renderer ) { - - for ( var i = 0, n = seq.length; i !== n; ++ i ) { - - var u = seq[ i ], - v = values[ u.id ]; - - if ( v.needsUpdate !== false ) { - // note: always updating when .needsUpdate is undefined - - u.setValue( gl, v.value, renderer ); - - } - - } - - }; - - WebGLUniforms.seqWithValue = function( seq, values ) { - - var r = []; - - for ( var i = 0, n = seq.length; i !== n; ++ i ) { - - var u = seq[ i ]; - if ( u.id in values ) r.push( u ); - - } - - return r; - - }; - - /** - * Uniform Utilities - */ - - var UniformsUtils = { - - merge: function ( uniforms ) { - - var merged = {}; - - for ( var u = 0; u < uniforms.length; u ++ ) { - - var tmp = this.clone( uniforms[ u ] ); - - for ( var p in tmp ) { - - merged[ p ] = tmp[ p ]; - - } - - } - - return merged; - - }, - - clone: function ( uniforms_src ) { - - var uniforms_dst = {}; - - for ( var u in uniforms_src ) { - - uniforms_dst[ u ] = {}; - - for ( var p in uniforms_src[ u ] ) { - - var parameter_src = uniforms_src[ u ][ p ]; - - if ( parameter_src && ( parameter_src.isColor || - parameter_src.isMatrix3 || parameter_src.isMatrix4 || - parameter_src.isVector2 || parameter_src.isVector3 || parameter_src.isVector4 || - parameter_src.isTexture ) ) { - - uniforms_dst[ u ][ p ] = parameter_src.clone(); - - } else if ( Array.isArray( parameter_src ) ) { - - uniforms_dst[ u ][ p ] = parameter_src.slice(); - - } else { - - uniforms_dst[ u ][ p ] = parameter_src; - - } - - } - - } - - return uniforms_dst; - - } - - }; - - var alphamap_fragment = "#ifdef USE_ALPHAMAP\n\tdiffuseColor.a *= texture2D( alphaMap, vUv ).g;\n#endif\n"; - - var alphamap_pars_fragment = "#ifdef USE_ALPHAMAP\n\tuniform sampler2D alphaMap;\n#endif\n"; - - var alphatest_fragment = "#ifdef ALPHATEST\n\tif ( diffuseColor.a < ALPHATEST ) discard;\n#endif\n"; - - var aomap_fragment = "#ifdef USE_AOMAP\n\tfloat ambientOcclusion = ( texture2D( aoMap, vUv2 ).r - 1.0 ) * aoMapIntensity + 1.0;\n\treflectedLight.indirectDiffuse *= ambientOcclusion;\n\t#if defined( USE_ENVMAP ) && defined( PHYSICAL )\n\t\tfloat dotNV = saturate( dot( geometry.normal, geometry.viewDir ) );\n\t\treflectedLight.indirectSpecular *= computeSpecularOcclusion( dotNV, ambientOcclusion, material.specularRoughness );\n\t#endif\n#endif\n"; - - var aomap_pars_fragment = "#ifdef USE_AOMAP\n\tuniform sampler2D aoMap;\n\tuniform float aoMapIntensity;\n#endif"; - - var begin_vertex = "\nvec3 transformed = vec3( position );\n"; - - var beginnormal_vertex = "\nvec3 objectNormal = vec3( normal );\n"; - - var bsdfs = "float punctualLightIntensityToIrradianceFactor( const in float lightDistance, const in float cutoffDistance, const in float decayExponent ) {\n\t\tif( decayExponent > 0.0 ) {\n#if defined ( PHYSICALLY_CORRECT_LIGHTS )\n\t\t\tfloat distanceFalloff = 1.0 / max( pow( lightDistance, decayExponent ), 0.01 );\n\t\t\tfloat maxDistanceCutoffFactor = pow2( saturate( 1.0 - pow4( lightDistance / cutoffDistance ) ) );\n\t\t\treturn distanceFalloff * maxDistanceCutoffFactor;\n#else\n\t\t\treturn pow( saturate( -lightDistance / cutoffDistance + 1.0 ), decayExponent );\n#endif\n\t\t}\n\t\treturn 1.0;\n}\nvec3 BRDF_Diffuse_Lambert( const in vec3 diffuseColor ) {\n\treturn RECIPROCAL_PI * diffuseColor;\n}\nvec3 F_Schlick( const in vec3 specularColor, const in float dotLH ) {\n\tfloat fresnel = exp2( ( -5.55473 * dotLH - 6.98316 ) * dotLH );\n\treturn ( 1.0 - specularColor ) * fresnel + specularColor;\n}\nfloat G_GGX_Smith( const in float alpha, const in float dotNL, const in float dotNV ) {\n\tfloat a2 = pow2( alpha );\n\tfloat gl = dotNL + sqrt( a2 + ( 1.0 - a2 ) * pow2( dotNL ) );\n\tfloat gv = dotNV + sqrt( a2 + ( 1.0 - a2 ) * pow2( dotNV ) );\n\treturn 1.0 / ( gl * gv );\n}\nfloat G_GGX_SmithCorrelated( const in float alpha, const in float dotNL, const in float dotNV ) {\n\tfloat a2 = pow2( alpha );\n\tfloat gv = dotNL * sqrt( a2 + ( 1.0 - a2 ) * pow2( dotNV ) );\n\tfloat gl = dotNV * sqrt( a2 + ( 1.0 - a2 ) * pow2( dotNL ) );\n\treturn 0.5 / max( gv + gl, EPSILON );\n}\nfloat D_GGX( const in float alpha, const in float dotNH ) {\n\tfloat a2 = pow2( alpha );\n\tfloat denom = pow2( dotNH ) * ( a2 - 1.0 ) + 1.0;\n\treturn RECIPROCAL_PI * a2 / pow2( denom );\n}\nvec3 BRDF_Specular_GGX( const in IncidentLight incidentLight, const in GeometricContext geometry, const in vec3 specularColor, const in float roughness ) {\n\tfloat alpha = pow2( roughness );\n\tvec3 halfDir = normalize( incidentLight.direction + geometry.viewDir );\n\tfloat dotNL = saturate( dot( geometry.normal, incidentLight.direction ) );\n\tfloat dotNV = saturate( dot( geometry.normal, geometry.viewDir ) );\n\tfloat dotNH = saturate( dot( geometry.normal, halfDir ) );\n\tfloat dotLH = saturate( dot( incidentLight.direction, halfDir ) );\n\tvec3 F = F_Schlick( specularColor, dotLH );\n\tfloat G = G_GGX_SmithCorrelated( alpha, dotNL, dotNV );\n\tfloat D = D_GGX( alpha, dotNH );\n\treturn F * ( G * D );\n}\nvec2 ltcTextureCoords( const in GeometricContext geometry, const in float roughness ) {\n\tconst float LUT_SIZE = 64.0;\n\tconst float LUT_SCALE = (LUT_SIZE - 1.0)/LUT_SIZE;\n\tconst float LUT_BIAS = 0.5/LUT_SIZE;\n\tvec3 N = geometry.normal;\n\tvec3 V = geometry.viewDir;\n\tvec3 P = geometry.position;\n\tfloat theta = acos( dot( N, V ) );\n\tvec2 uv = vec2(\n\t\tsqrt( saturate( roughness ) ),\n\t\tsaturate( theta / ( 0.5 * PI ) ) );\n\tuv = uv * LUT_SCALE + LUT_BIAS;\n\treturn uv;\n}\nvoid clipQuadToHorizon( inout vec3 L[5], out int n ) {\n\tint config = 0;\n\tif ( L[0].z > 0.0 ) config += 1;\n\tif ( L[1].z > 0.0 ) config += 2;\n\tif ( L[2].z > 0.0 ) config += 4;\n\tif ( L[3].z > 0.0 ) config += 8;\n\tn = 0;\n\tif ( config == 0 ) {\n\t} else if ( config == 1 ) {\n\t\tn = 3;\n\t\tL[1] = -L[1].z * L[0] + L[0].z * L[1];\n\t\tL[2] = -L[3].z * L[0] + L[0].z * L[3];\n\t} else if ( config == 2 ) {\n\t\tn = 3;\n\t\tL[0] = -L[0].z * L[1] + L[1].z * L[0];\n\t\tL[2] = -L[2].z * L[1] + L[1].z * L[2];\n\t} else if ( config == 3 ) {\n\t\tn = 4;\n\t\tL[2] = -L[2].z * L[1] + L[1].z * L[2];\n\t\tL[3] = -L[3].z * L[0] + L[0].z * L[3];\n\t} else if ( config == 4 ) {\n\t\tn = 3;\n\t\tL[0] = -L[3].z * L[2] + L[2].z * L[3];\n\t\tL[1] = -L[1].z * L[2] + L[2].z * L[1];\n\t} else if ( config == 5 ) {\n\t\tn = 0;\n\t} else if ( config == 6 ) {\n\t\tn = 4;\n\t\tL[0] = -L[0].z * L[1] + L[1].z * L[0];\n\t\tL[3] = -L[3].z * L[2] + L[2].z * L[3];\n\t} else if ( config == 7 ) {\n\t\tn = 5;\n\t\tL[4] = -L[3].z * L[0] + L[0].z * L[3];\n\t\tL[3] = -L[3].z * L[2] + L[2].z * L[3];\n\t} else if ( config == 8 ) {\n\t\tn = 3;\n\t\tL[0] = -L[0].z * L[3] + L[3].z * L[0];\n\t\tL[1] = -L[2].z * L[3] + L[3].z * L[2];\n\t\tL[2] = L[3];\n\t} else if ( config == 9 ) {\n\t\tn = 4;\n\t\tL[1] = -L[1].z * L[0] + L[0].z * L[1];\n\t\tL[2] = -L[2].z * L[3] + L[3].z * L[2];\n\t} else if ( config == 10 ) {\n\t\tn = 0;\n\t} else if ( config == 11 ) {\n\t\tn = 5;\n\t\tL[4] = L[3];\n\t\tL[3] = -L[2].z * L[3] + L[3].z * L[2];\n\t\tL[2] = -L[2].z * L[1] + L[1].z * L[2];\n\t} else if ( config == 12 ) {\n\t\tn = 4;\n\t\tL[1] = -L[1].z * L[2] + L[2].z * L[1];\n\t\tL[0] = -L[0].z * L[3] + L[3].z * L[0];\n\t} else if ( config == 13 ) {\n\t\tn = 5;\n\t\tL[4] = L[3];\n\t\tL[3] = L[2];\n\t\tL[2] = -L[1].z * L[2] + L[2].z * L[1];\n\t\tL[1] = -L[1].z * L[0] + L[0].z * L[1];\n\t} else if ( config == 14 ) {\n\t\tn = 5;\n\t\tL[4] = -L[0].z * L[3] + L[3].z * L[0];\n\t\tL[0] = -L[0].z * L[1] + L[1].z * L[0];\n\t} else if ( config == 15 ) {\n\t\tn = 4;\n\t}\n\tif ( n == 3 )\n\t\tL[3] = L[0];\n\tif ( n == 4 )\n\t\tL[4] = L[0];\n}\nfloat integrateLtcBrdfOverRectEdge( vec3 v1, vec3 v2 ) {\n\tfloat cosTheta = dot( v1, v2 );\n\tfloat theta = acos( cosTheta );\n\tfloat res = cross( v1, v2 ).z * ( ( theta > 0.001 ) ? theta / sin( theta ) : 1.0 );\n\treturn res;\n}\nvoid initRectPoints( const in vec3 pos, const in vec3 halfWidth, const in vec3 halfHeight, out vec3 rectPoints[4] ) {\n\trectPoints[0] = pos - halfWidth - halfHeight;\n\trectPoints[1] = pos + halfWidth - halfHeight;\n\trectPoints[2] = pos + halfWidth + halfHeight;\n\trectPoints[3] = pos - halfWidth + halfHeight;\n}\nvec3 integrateLtcBrdfOverRect( const in GeometricContext geometry, const in mat3 brdfMat, const in vec3 rectPoints[4] ) {\n\tvec3 N = geometry.normal;\n\tvec3 V = geometry.viewDir;\n\tvec3 P = geometry.position;\n\tvec3 T1, T2;\n\tT1 = normalize(V - N * dot( V, N ));\n\tT2 = - cross( N, T1 );\n\tmat3 brdfWrtSurface = brdfMat * transpose( mat3( T1, T2, N ) );\n\tvec3 clippedRect[5];\n\tclippedRect[0] = brdfWrtSurface * ( rectPoints[0] - P );\n\tclippedRect[1] = brdfWrtSurface * ( rectPoints[1] - P );\n\tclippedRect[2] = brdfWrtSurface * ( rectPoints[2] - P );\n\tclippedRect[3] = brdfWrtSurface * ( rectPoints[3] - P );\n\tint n;\n\tclipQuadToHorizon(clippedRect, n);\n\tif ( n == 0 )\n\t\treturn vec3( 0, 0, 0 );\n\tclippedRect[0] = normalize( clippedRect[0] );\n\tclippedRect[1] = normalize( clippedRect[1] );\n\tclippedRect[2] = normalize( clippedRect[2] );\n\tclippedRect[3] = normalize( clippedRect[3] );\n\tclippedRect[4] = normalize( clippedRect[4] );\n\tfloat sum = 0.0;\n\tsum += integrateLtcBrdfOverRectEdge( clippedRect[0], clippedRect[1] );\n\tsum += integrateLtcBrdfOverRectEdge( clippedRect[1], clippedRect[2] );\n\tsum += integrateLtcBrdfOverRectEdge( clippedRect[2], clippedRect[3] );\n\tif (n >= 4)\n\t\tsum += integrateLtcBrdfOverRectEdge( clippedRect[3], clippedRect[4] );\n\tif (n == 5)\n\t\tsum += integrateLtcBrdfOverRectEdge( clippedRect[4], clippedRect[0] );\n\tsum = max( 0.0, sum );\n\tvec3 Lo_i = vec3( sum, sum, sum );\n\treturn Lo_i;\n}\nvec3 Rect_Area_Light_Specular_Reflectance(\n\t\tconst in GeometricContext geometry,\n\t\tconst in vec3 lightPos, const in vec3 lightHalfWidth, const in vec3 lightHalfHeight,\n\t\tconst in float roughness,\n\t\tconst in sampler2D ltcMat, const in sampler2D ltcMag ) {\n\tvec3 rectPoints[4];\n\tinitRectPoints( lightPos, lightHalfWidth, lightHalfHeight, rectPoints );\n\tvec2 uv = ltcTextureCoords( geometry, roughness );\n\tvec4 brdfLtcApproxParams, t;\n\tbrdfLtcApproxParams = texture2D( ltcMat, uv );\n\tt = texture2D( ltcMat, uv );\n\tfloat brdfLtcScalar = texture2D( ltcMag, uv ).a;\n\tmat3 brdfLtcApproxMat = mat3(\n\t\tvec3( 1, 0, t.y ),\n\t\tvec3( 0, t.z, 0 ),\n\t\tvec3( t.w, 0, t.x )\n\t);\n\tvec3 specularReflectance = integrateLtcBrdfOverRect( geometry, brdfLtcApproxMat, rectPoints );\n\tspecularReflectance *= brdfLtcScalar;\n\treturn specularReflectance;\n}\nvec3 Rect_Area_Light_Diffuse_Reflectance(\n\t\tconst in GeometricContext geometry,\n\t\tconst in vec3 lightPos, const in vec3 lightHalfWidth, const in vec3 lightHalfHeight ) {\n\tvec3 rectPoints[4];\n\tinitRectPoints( lightPos, lightHalfWidth, lightHalfHeight, rectPoints );\n\tmat3 diffuseBrdfMat = mat3(1);\n\tvec3 diffuseReflectance = integrateLtcBrdfOverRect( geometry, diffuseBrdfMat, rectPoints );\n\treturn diffuseReflectance;\n}\nvec3 BRDF_Specular_GGX_Environment( const in GeometricContext geometry, const in vec3 specularColor, const in float roughness ) {\n\tfloat dotNV = saturate( dot( geometry.normal, geometry.viewDir ) );\n\tconst vec4 c0 = vec4( - 1, - 0.0275, - 0.572, 0.022 );\n\tconst vec4 c1 = vec4( 1, 0.0425, 1.04, - 0.04 );\n\tvec4 r = roughness * c0 + c1;\n\tfloat a004 = min( r.x * r.x, exp2( - 9.28 * dotNV ) ) * r.x + r.y;\n\tvec2 AB = vec2( -1.04, 1.04 ) * a004 + r.zw;\n\treturn specularColor * AB.x + AB.y;\n}\nfloat G_BlinnPhong_Implicit( ) {\n\treturn 0.25;\n}\nfloat D_BlinnPhong( const in float shininess, const in float dotNH ) {\n\treturn RECIPROCAL_PI * ( shininess * 0.5 + 1.0 ) * pow( dotNH, shininess );\n}\nvec3 BRDF_Specular_BlinnPhong( const in IncidentLight incidentLight, const in GeometricContext geometry, const in vec3 specularColor, const in float shininess ) {\n\tvec3 halfDir = normalize( incidentLight.direction + geometry.viewDir );\n\tfloat dotNH = saturate( dot( geometry.normal, halfDir ) );\n\tfloat dotLH = saturate( dot( incidentLight.direction, halfDir ) );\n\tvec3 F = F_Schlick( specularColor, dotLH );\n\tfloat G = G_BlinnPhong_Implicit( );\n\tfloat D = D_BlinnPhong( shininess, dotNH );\n\treturn F * ( G * D );\n}\nfloat GGXRoughnessToBlinnExponent( const in float ggxRoughness ) {\n\treturn ( 2.0 / pow2( ggxRoughness + 0.0001 ) - 2.0 );\n}\nfloat BlinnExponentToGGXRoughness( const in float blinnExponent ) {\n\treturn sqrt( 2.0 / ( blinnExponent + 2.0 ) );\n}\n"; - - var bumpmap_pars_fragment = "#ifdef USE_BUMPMAP\n\tuniform sampler2D bumpMap;\n\tuniform float bumpScale;\n\tvec2 dHdxy_fwd() {\n\t\tvec2 dSTdx = dFdx( vUv );\n\t\tvec2 dSTdy = dFdy( vUv );\n\t\tfloat Hll = bumpScale * texture2D( bumpMap, vUv ).x;\n\t\tfloat dBx = bumpScale * texture2D( bumpMap, vUv + dSTdx ).x - Hll;\n\t\tfloat dBy = bumpScale * texture2D( bumpMap, vUv + dSTdy ).x - Hll;\n\t\treturn vec2( dBx, dBy );\n\t}\n\tvec3 perturbNormalArb( vec3 surf_pos, vec3 surf_norm, vec2 dHdxy ) {\n\t\tvec3 vSigmaX = dFdx( surf_pos );\n\t\tvec3 vSigmaY = dFdy( surf_pos );\n\t\tvec3 vN = surf_norm;\n\t\tvec3 R1 = cross( vSigmaY, vN );\n\t\tvec3 R2 = cross( vN, vSigmaX );\n\t\tfloat fDet = dot( vSigmaX, R1 );\n\t\tvec3 vGrad = sign( fDet ) * ( dHdxy.x * R1 + dHdxy.y * R2 );\n\t\treturn normalize( abs( fDet ) * surf_norm - vGrad );\n\t}\n#endif\n"; - - var clipping_planes_fragment = "#if NUM_CLIPPING_PLANES > 0\n\tfor ( int i = 0; i < UNION_CLIPPING_PLANES; ++ i ) {\n\t\tvec4 plane = clippingPlanes[ i ];\n\t\tif ( dot( vViewPosition, plane.xyz ) > plane.w ) discard;\n\t}\n\t\t\n\t#if UNION_CLIPPING_PLANES < NUM_CLIPPING_PLANES\n\t\tbool clipped = true;\n\t\tfor ( int i = UNION_CLIPPING_PLANES; i < NUM_CLIPPING_PLANES; ++ i ) {\n\t\t\tvec4 plane = clippingPlanes[ i ];\n\t\t\tclipped = ( dot( vViewPosition, plane.xyz ) > plane.w ) && clipped;\n\t\t}\n\t\tif ( clipped ) discard;\n\t\n\t#endif\n#endif\n"; - - var clipping_planes_pars_fragment = "#if NUM_CLIPPING_PLANES > 0\n\t#if ! defined( PHYSICAL ) && ! defined( PHONG )\n\t\tvarying vec3 vViewPosition;\n\t#endif\n\tuniform vec4 clippingPlanes[ NUM_CLIPPING_PLANES ];\n#endif\n"; - - var clipping_planes_pars_vertex = "#if NUM_CLIPPING_PLANES > 0 && ! defined( PHYSICAL ) && ! defined( PHONG )\n\tvarying vec3 vViewPosition;\n#endif\n"; - - var clipping_planes_vertex = "#if NUM_CLIPPING_PLANES > 0 && ! defined( PHYSICAL ) && ! defined( PHONG )\n\tvViewPosition = - mvPosition.xyz;\n#endif\n"; - - var color_fragment = "#ifdef USE_COLOR\n\tdiffuseColor.rgb *= vColor;\n#endif"; - - var color_pars_fragment = "#ifdef USE_COLOR\n\tvarying vec3 vColor;\n#endif\n"; - - var color_pars_vertex = "#ifdef USE_COLOR\n\tvarying vec3 vColor;\n#endif"; - - var color_vertex = "#ifdef USE_COLOR\n\tvColor.xyz = color.xyz;\n#endif"; - - var common = "#define PI 3.14159265359\n#define PI2 6.28318530718\n#define PI_HALF 1.5707963267949\n#define RECIPROCAL_PI 0.31830988618\n#define RECIPROCAL_PI2 0.15915494\n#define LOG2 1.442695\n#define EPSILON 1e-6\n#define saturate(a) clamp( a, 0.0, 1.0 )\n#define whiteCompliment(a) ( 1.0 - saturate( a ) )\nfloat pow2( const in float x ) { return x*x; }\nfloat pow3( const in float x ) { return x*x*x; }\nfloat pow4( const in float x ) { float x2 = x*x; return x2*x2; }\nfloat average( const in vec3 color ) { return dot( color, vec3( 0.3333 ) ); }\nhighp float rand( const in vec2 uv ) {\n\tconst highp float a = 12.9898, b = 78.233, c = 43758.5453;\n\thighp float dt = dot( uv.xy, vec2( a,b ) ), sn = mod( dt, PI );\n\treturn fract(sin(sn) * c);\n}\nstruct IncidentLight {\n\tvec3 color;\n\tvec3 direction;\n\tbool visible;\n};\nstruct ReflectedLight {\n\tvec3 directDiffuse;\n\tvec3 directSpecular;\n\tvec3 indirectDiffuse;\n\tvec3 indirectSpecular;\n};\nstruct GeometricContext {\n\tvec3 position;\n\tvec3 normal;\n\tvec3 viewDir;\n};\nvec3 transformDirection( in vec3 dir, in mat4 matrix ) {\n\treturn normalize( ( matrix * vec4( dir, 0.0 ) ).xyz );\n}\nvec3 inverseTransformDirection( in vec3 dir, in mat4 matrix ) {\n\treturn normalize( ( vec4( dir, 0.0 ) * matrix ).xyz );\n}\nvec3 projectOnPlane(in vec3 point, in vec3 pointOnPlane, in vec3 planeNormal ) {\n\tfloat distance = dot( planeNormal, point - pointOnPlane );\n\treturn - distance * planeNormal + point;\n}\nfloat sideOfPlane( in vec3 point, in vec3 pointOnPlane, in vec3 planeNormal ) {\n\treturn sign( dot( point - pointOnPlane, planeNormal ) );\n}\nvec3 linePlaneIntersect( in vec3 pointOnLine, in vec3 lineDirection, in vec3 pointOnPlane, in vec3 planeNormal ) {\n\treturn lineDirection * ( dot( planeNormal, pointOnPlane - pointOnLine ) / dot( planeNormal, lineDirection ) ) + pointOnLine;\n}\nmat3 transpose( const in mat3 v ) {\n\tmat3 tmp;\n\ttmp[0] = vec3(v[0].x, v[1].x, v[2].x);\n\ttmp[1] = vec3(v[0].y, v[1].y, v[2].y);\n\ttmp[2] = vec3(v[0].z, v[1].z, v[2].z);\n\treturn tmp;\n}\n"; - - var cube_uv_reflection_fragment = "#ifdef ENVMAP_TYPE_CUBE_UV\n#define cubeUV_textureSize (1024.0)\nint getFaceFromDirection(vec3 direction) {\n\tvec3 absDirection = abs(direction);\n\tint face = -1;\n\tif( absDirection.x > absDirection.z ) {\n\t\tif(absDirection.x > absDirection.y )\n\t\t\tface = direction.x > 0.0 ? 0 : 3;\n\t\telse\n\t\t\tface = direction.y > 0.0 ? 1 : 4;\n\t}\n\telse {\n\t\tif(absDirection.z > absDirection.y )\n\t\t\tface = direction.z > 0.0 ? 2 : 5;\n\t\telse\n\t\t\tface = direction.y > 0.0 ? 1 : 4;\n\t}\n\treturn face;\n}\n#define cubeUV_maxLods1 (log2(cubeUV_textureSize*0.25) - 1.0)\n#define cubeUV_rangeClamp (exp2((6.0 - 1.0) * 2.0))\nvec2 MipLevelInfo( vec3 vec, float roughnessLevel, float roughness ) {\n\tfloat scale = exp2(cubeUV_maxLods1 - roughnessLevel);\n\tfloat dxRoughness = dFdx(roughness);\n\tfloat dyRoughness = dFdy(roughness);\n\tvec3 dx = dFdx( vec * scale * dxRoughness );\n\tvec3 dy = dFdy( vec * scale * dyRoughness );\n\tfloat d = max( dot( dx, dx ), dot( dy, dy ) );\n\td = clamp(d, 1.0, cubeUV_rangeClamp);\n\tfloat mipLevel = 0.5 * log2(d);\n\treturn vec2(floor(mipLevel), fract(mipLevel));\n}\n#define cubeUV_maxLods2 (log2(cubeUV_textureSize*0.25) - 2.0)\n#define cubeUV_rcpTextureSize (1.0 / cubeUV_textureSize)\nvec2 getCubeUV(vec3 direction, float roughnessLevel, float mipLevel) {\n\tmipLevel = roughnessLevel > cubeUV_maxLods2 - 3.0 ? 0.0 : mipLevel;\n\tfloat a = 16.0 * cubeUV_rcpTextureSize;\n\tvec2 exp2_packed = exp2( vec2( roughnessLevel, mipLevel ) );\n\tvec2 rcp_exp2_packed = vec2( 1.0 ) / exp2_packed;\n\tfloat powScale = exp2_packed.x * exp2_packed.y;\n\tfloat scale = rcp_exp2_packed.x * rcp_exp2_packed.y * 0.25;\n\tfloat mipOffset = 0.75*(1.0 - rcp_exp2_packed.y) * rcp_exp2_packed.x;\n\tbool bRes = mipLevel == 0.0;\n\tscale = bRes && (scale < a) ? a : scale;\n\tvec3 r;\n\tvec2 offset;\n\tint face = getFaceFromDirection(direction);\n\tfloat rcpPowScale = 1.0 / powScale;\n\tif( face == 0) {\n\t\tr = vec3(direction.x, -direction.z, direction.y);\n\t\toffset = vec2(0.0+mipOffset,0.75 * rcpPowScale);\n\t\toffset.y = bRes && (offset.y < 2.0*a) ? a : offset.y;\n\t}\n\telse if( face == 1) {\n\t\tr = vec3(direction.y, direction.x, direction.z);\n\t\toffset = vec2(scale+mipOffset, 0.75 * rcpPowScale);\n\t\toffset.y = bRes && (offset.y < 2.0*a) ? a : offset.y;\n\t}\n\telse if( face == 2) {\n\t\tr = vec3(direction.z, direction.x, direction.y);\n\t\toffset = vec2(2.0*scale+mipOffset, 0.75 * rcpPowScale);\n\t\toffset.y = bRes && (offset.y < 2.0*a) ? a : offset.y;\n\t}\n\telse if( face == 3) {\n\t\tr = vec3(direction.x, direction.z, direction.y);\n\t\toffset = vec2(0.0+mipOffset,0.5 * rcpPowScale);\n\t\toffset.y = bRes && (offset.y < 2.0*a) ? 0.0 : offset.y;\n\t}\n\telse if( face == 4) {\n\t\tr = vec3(direction.y, direction.x, -direction.z);\n\t\toffset = vec2(scale+mipOffset, 0.5 * rcpPowScale);\n\t\toffset.y = bRes && (offset.y < 2.0*a) ? 0.0 : offset.y;\n\t}\n\telse {\n\t\tr = vec3(direction.z, -direction.x, direction.y);\n\t\toffset = vec2(2.0*scale+mipOffset, 0.5 * rcpPowScale);\n\t\toffset.y = bRes && (offset.y < 2.0*a) ? 0.0 : offset.y;\n\t}\n\tr = normalize(r);\n\tfloat texelOffset = 0.5 * cubeUV_rcpTextureSize;\n\tvec2 s = ( r.yz / abs( r.x ) + vec2( 1.0 ) ) * 0.5;\n\tvec2 base = offset + vec2( texelOffset );\n\treturn base + s * ( scale - 2.0 * texelOffset );\n}\n#define cubeUV_maxLods3 (log2(cubeUV_textureSize*0.25) - 3.0)\nvec4 textureCubeUV(vec3 reflectedDirection, float roughness ) {\n\tfloat roughnessVal = roughness* cubeUV_maxLods3;\n\tfloat r1 = floor(roughnessVal);\n\tfloat r2 = r1 + 1.0;\n\tfloat t = fract(roughnessVal);\n\tvec2 mipInfo = MipLevelInfo(reflectedDirection, r1, roughness);\n\tfloat s = mipInfo.y;\n\tfloat level0 = mipInfo.x;\n\tfloat level1 = level0 + 1.0;\n\tlevel1 = level1 > 5.0 ? 5.0 : level1;\n\tlevel0 += min( floor( s + 0.5 ), 5.0 );\n\tvec2 uv_10 = getCubeUV(reflectedDirection, r1, level0);\n\tvec4 color10 = envMapTexelToLinear(texture2D(envMap, uv_10));\n\tvec2 uv_20 = getCubeUV(reflectedDirection, r2, level0);\n\tvec4 color20 = envMapTexelToLinear(texture2D(envMap, uv_20));\n\tvec4 result = mix(color10, color20, t);\n\treturn vec4(result.rgb, 1.0);\n}\n#endif\n"; - - var defaultnormal_vertex = "#ifdef FLIP_SIDED\n\tobjectNormal = -objectNormal;\n#endif\nvec3 transformedNormal = normalMatrix * objectNormal;\n"; - - var displacementmap_pars_vertex = "#ifdef USE_DISPLACEMENTMAP\n\tuniform sampler2D displacementMap;\n\tuniform float displacementScale;\n\tuniform float displacementBias;\n#endif\n"; - - var displacementmap_vertex = "#ifdef USE_DISPLACEMENTMAP\n\ttransformed += normal * ( texture2D( displacementMap, uv ).x * displacementScale + displacementBias );\n#endif\n"; - - var emissivemap_fragment = "#ifdef USE_EMISSIVEMAP\n\tvec4 emissiveColor = texture2D( emissiveMap, vUv );\n\temissiveColor.rgb = emissiveMapTexelToLinear( emissiveColor ).rgb;\n\ttotalEmissiveRadiance *= emissiveColor.rgb;\n#endif\n"; - - var emissivemap_pars_fragment = "#ifdef USE_EMISSIVEMAP\n\tuniform sampler2D emissiveMap;\n#endif\n"; - - var encodings_fragment = " gl_FragColor = linearToOutputTexel( gl_FragColor );\n"; - - var encodings_pars_fragment = "\nvec4 LinearToLinear( in vec4 value ) {\n\treturn value;\n}\nvec4 GammaToLinear( in vec4 value, in float gammaFactor ) {\n\treturn vec4( pow( value.xyz, vec3( gammaFactor ) ), value.w );\n}\nvec4 LinearToGamma( in vec4 value, in float gammaFactor ) {\n\treturn vec4( pow( value.xyz, vec3( 1.0 / gammaFactor ) ), value.w );\n}\nvec4 sRGBToLinear( in vec4 value ) {\n\treturn vec4( mix( pow( value.rgb * 0.9478672986 + vec3( 0.0521327014 ), vec3( 2.4 ) ), value.rgb * 0.0773993808, vec3( lessThanEqual( value.rgb, vec3( 0.04045 ) ) ) ), value.w );\n}\nvec4 LinearTosRGB( in vec4 value ) {\n\treturn vec4( mix( pow( value.rgb, vec3( 0.41666 ) ) * 1.055 - vec3( 0.055 ), value.rgb * 12.92, vec3( lessThanEqual( value.rgb, vec3( 0.0031308 ) ) ) ), value.w );\n}\nvec4 RGBEToLinear( in vec4 value ) {\n\treturn vec4( value.rgb * exp2( value.a * 255.0 - 128.0 ), 1.0 );\n}\nvec4 LinearToRGBE( in vec4 value ) {\n\tfloat maxComponent = max( max( value.r, value.g ), value.b );\n\tfloat fExp = clamp( ceil( log2( maxComponent ) ), -128.0, 127.0 );\n\treturn vec4( value.rgb / exp2( fExp ), ( fExp + 128.0 ) / 255.0 );\n}\nvec4 RGBMToLinear( in vec4 value, in float maxRange ) {\n\treturn vec4( value.xyz * value.w * maxRange, 1.0 );\n}\nvec4 LinearToRGBM( in vec4 value, in float maxRange ) {\n\tfloat maxRGB = max( value.x, max( value.g, value.b ) );\n\tfloat M = clamp( maxRGB / maxRange, 0.0, 1.0 );\n\tM = ceil( M * 255.0 ) / 255.0;\n\treturn vec4( value.rgb / ( M * maxRange ), M );\n}\nvec4 RGBDToLinear( in vec4 value, in float maxRange ) {\n\treturn vec4( value.rgb * ( ( maxRange / 255.0 ) / value.a ), 1.0 );\n}\nvec4 LinearToRGBD( in vec4 value, in float maxRange ) {\n\tfloat maxRGB = max( value.x, max( value.g, value.b ) );\n\tfloat D = max( maxRange / maxRGB, 1.0 );\n\tD = min( floor( D ) / 255.0, 1.0 );\n\treturn vec4( value.rgb * ( D * ( 255.0 / maxRange ) ), D );\n}\nconst mat3 cLogLuvM = mat3( 0.2209, 0.3390, 0.4184, 0.1138, 0.6780, 0.7319, 0.0102, 0.1130, 0.2969 );\nvec4 LinearToLogLuv( in vec4 value ) {\n\tvec3 Xp_Y_XYZp = value.rgb * cLogLuvM;\n\tXp_Y_XYZp = max(Xp_Y_XYZp, vec3(1e-6, 1e-6, 1e-6));\n\tvec4 vResult;\n\tvResult.xy = Xp_Y_XYZp.xy / Xp_Y_XYZp.z;\n\tfloat Le = 2.0 * log2(Xp_Y_XYZp.y) + 127.0;\n\tvResult.w = fract(Le);\n\tvResult.z = (Le - (floor(vResult.w*255.0))/255.0)/255.0;\n\treturn vResult;\n}\nconst mat3 cLogLuvInverseM = mat3( 6.0014, -2.7008, -1.7996, -1.3320, 3.1029, -5.7721, 0.3008, -1.0882, 5.6268 );\nvec4 LogLuvToLinear( in vec4 value ) {\n\tfloat Le = value.z * 255.0 + value.w;\n\tvec3 Xp_Y_XYZp;\n\tXp_Y_XYZp.y = exp2((Le - 127.0) / 2.0);\n\tXp_Y_XYZp.z = Xp_Y_XYZp.y / value.y;\n\tXp_Y_XYZp.x = value.x * Xp_Y_XYZp.z;\n\tvec3 vRGB = Xp_Y_XYZp.rgb * cLogLuvInverseM;\n\treturn vec4( max(vRGB, 0.0), 1.0 );\n}\n"; - - var envmap_fragment = "#ifdef USE_ENVMAP\n\t#if defined( USE_BUMPMAP ) || defined( USE_NORMALMAP ) || defined( PHONG )\n\t\tvec3 cameraToVertex = normalize( vWorldPosition - cameraPosition );\n\t\tvec3 worldNormal = inverseTransformDirection( normal, viewMatrix );\n\t\t#ifdef ENVMAP_MODE_REFLECTION\n\t\t\tvec3 reflectVec = reflect( cameraToVertex, worldNormal );\n\t\t#else\n\t\t\tvec3 reflectVec = refract( cameraToVertex, worldNormal, refractionRatio );\n\t\t#endif\n\t#else\n\t\tvec3 reflectVec = vReflect;\n\t#endif\n\t#ifdef ENVMAP_TYPE_CUBE\n\t\tvec4 envColor = textureCube( envMap, flipNormal * vec3( flipEnvMap * reflectVec.x, reflectVec.yz ) );\n\t#elif defined( ENVMAP_TYPE_EQUIREC )\n\t\tvec2 sampleUV;\n\t\tsampleUV.y = saturate( flipNormal * reflectVec.y * 0.5 + 0.5 );\n\t\tsampleUV.x = atan( flipNormal * reflectVec.z, flipNormal * reflectVec.x ) * RECIPROCAL_PI2 + 0.5;\n\t\tvec4 envColor = texture2D( envMap, sampleUV );\n\t#elif defined( ENVMAP_TYPE_SPHERE )\n\t\tvec3 reflectView = flipNormal * normalize( ( viewMatrix * vec4( reflectVec, 0.0 ) ).xyz + vec3( 0.0, 0.0, 1.0 ) );\n\t\tvec4 envColor = texture2D( envMap, reflectView.xy * 0.5 + 0.5 );\n\t#else\n\t\tvec4 envColor = vec4( 0.0 );\n\t#endif\n\tenvColor = envMapTexelToLinear( envColor );\n\t#ifdef ENVMAP_BLENDING_MULTIPLY\n\t\toutgoingLight = mix( outgoingLight, outgoingLight * envColor.xyz, specularStrength * reflectivity );\n\t#elif defined( ENVMAP_BLENDING_MIX )\n\t\toutgoingLight = mix( outgoingLight, envColor.xyz, specularStrength * reflectivity );\n\t#elif defined( ENVMAP_BLENDING_ADD )\n\t\toutgoingLight += envColor.xyz * specularStrength * reflectivity;\n\t#endif\n#endif\n"; - - var envmap_pars_fragment = "#if defined( USE_ENVMAP ) || defined( PHYSICAL )\n\tuniform float reflectivity;\n\tuniform float envMapIntensity;\n#endif\n#ifdef USE_ENVMAP\n\t#if ! defined( PHYSICAL ) && ( defined( USE_BUMPMAP ) || defined( USE_NORMALMAP ) || defined( PHONG ) )\n\t\tvarying vec3 vWorldPosition;\n\t#endif\n\t#ifdef ENVMAP_TYPE_CUBE\n\t\tuniform samplerCube envMap;\n\t#else\n\t\tuniform sampler2D envMap;\n\t#endif\n\tuniform float flipEnvMap;\n\t#if defined( USE_BUMPMAP ) || defined( USE_NORMALMAP ) || defined( PHONG ) || defined( PHYSICAL )\n\t\tuniform float refractionRatio;\n\t#else\n\t\tvarying vec3 vReflect;\n\t#endif\n#endif\n"; - - var envmap_pars_vertex = "#ifdef USE_ENVMAP\n\t#if defined( USE_BUMPMAP ) || defined( USE_NORMALMAP ) || defined( PHONG )\n\t\tvarying vec3 vWorldPosition;\n\t#else\n\t\tvarying vec3 vReflect;\n\t\tuniform float refractionRatio;\n\t#endif\n#endif\n"; - - var envmap_vertex = "#ifdef USE_ENVMAP\n\t#if defined( USE_BUMPMAP ) || defined( USE_NORMALMAP ) || defined( PHONG )\n\t\tvWorldPosition = worldPosition.xyz;\n\t#else\n\t\tvec3 cameraToVertex = normalize( worldPosition.xyz - cameraPosition );\n\t\tvec3 worldNormal = inverseTransformDirection( transformedNormal, viewMatrix );\n\t\t#ifdef ENVMAP_MODE_REFLECTION\n\t\t\tvReflect = reflect( cameraToVertex, worldNormal );\n\t\t#else\n\t\t\tvReflect = refract( cameraToVertex, worldNormal, refractionRatio );\n\t\t#endif\n\t#endif\n#endif\n"; - - var fog_vertex = "\n#ifdef USE_FOG\nfogDepth = -mvPosition.z;\n#endif"; - - var fog_pars_vertex = "#ifdef USE_FOG\n varying float fogDepth;\n#endif\n"; - - var fog_fragment = "#ifdef USE_FOG\n\t#ifdef FOG_EXP2\n\t\tfloat fogFactor = whiteCompliment( exp2( - fogDensity * fogDensity * fogDepth * fogDepth * LOG2 ) );\n\t#else\n\t\tfloat fogFactor = smoothstep( fogNear, fogFar, fogDepth );\n\t#endif\n\tgl_FragColor.rgb = mix( gl_FragColor.rgb, fogColor, fogFactor );\n#endif\n"; - - var fog_pars_fragment = "#ifdef USE_FOG\n\tuniform vec3 fogColor;\n\tvarying float fogDepth;\n\t#ifdef FOG_EXP2\n\t\tuniform float fogDensity;\n\t#else\n\t\tuniform float fogNear;\n\t\tuniform float fogFar;\n\t#endif\n#endif\n"; - - var gradientmap_pars_fragment = "#ifdef TOON\n\tuniform sampler2D gradientMap;\n\tvec3 getGradientIrradiance( vec3 normal, vec3 lightDirection ) {\n\t\tfloat dotNL = dot( normal, lightDirection );\n\t\tvec2 coord = vec2( dotNL * 0.5 + 0.5, 0.0 );\n\t\t#ifdef USE_GRADIENTMAP\n\t\t\treturn texture2D( gradientMap, coord ).rgb;\n\t\t#else\n\t\t\treturn ( coord.x < 0.7 ) ? vec3( 0.7 ) : vec3( 1.0 );\n\t\t#endif\n\t}\n#endif\n"; - - var lightmap_fragment = "#ifdef USE_LIGHTMAP\n\treflectedLight.indirectDiffuse += PI * texture2D( lightMap, vUv2 ).xyz * lightMapIntensity;\n#endif\n"; - - var lightmap_pars_fragment = "#ifdef USE_LIGHTMAP\n\tuniform sampler2D lightMap;\n\tuniform float lightMapIntensity;\n#endif"; - - var lights_lambert_vertex = "vec3 diffuse = vec3( 1.0 );\nGeometricContext geometry;\ngeometry.position = mvPosition.xyz;\ngeometry.normal = normalize( transformedNormal );\ngeometry.viewDir = normalize( -mvPosition.xyz );\nGeometricContext backGeometry;\nbackGeometry.position = geometry.position;\nbackGeometry.normal = -geometry.normal;\nbackGeometry.viewDir = geometry.viewDir;\nvLightFront = vec3( 0.0 );\n#ifdef DOUBLE_SIDED\n\tvLightBack = vec3( 0.0 );\n#endif\nIncidentLight directLight;\nfloat dotNL;\nvec3 directLightColor_Diffuse;\n#if NUM_POINT_LIGHTS > 0\n\tfor ( int i = 0; i < NUM_POINT_LIGHTS; i ++ ) {\n\t\tgetPointDirectLightIrradiance( pointLights[ i ], geometry, directLight );\n\t\tdotNL = dot( geometry.normal, directLight.direction );\n\t\tdirectLightColor_Diffuse = PI * directLight.color;\n\t\tvLightFront += saturate( dotNL ) * directLightColor_Diffuse;\n\t\t#ifdef DOUBLE_SIDED\n\t\t\tvLightBack += saturate( -dotNL ) * directLightColor_Diffuse;\n\t\t#endif\n\t}\n#endif\n#if NUM_SPOT_LIGHTS > 0\n\tfor ( int i = 0; i < NUM_SPOT_LIGHTS; i ++ ) {\n\t\tgetSpotDirectLightIrradiance( spotLights[ i ], geometry, directLight );\n\t\tdotNL = dot( geometry.normal, directLight.direction );\n\t\tdirectLightColor_Diffuse = PI * directLight.color;\n\t\tvLightFront += saturate( dotNL ) * directLightColor_Diffuse;\n\t\t#ifdef DOUBLE_SIDED\n\t\t\tvLightBack += saturate( -dotNL ) * directLightColor_Diffuse;\n\t\t#endif\n\t}\n#endif\n#if NUM_DIR_LIGHTS > 0\n\tfor ( int i = 0; i < NUM_DIR_LIGHTS; i ++ ) {\n\t\tgetDirectionalDirectLightIrradiance( directionalLights[ i ], geometry, directLight );\n\t\tdotNL = dot( geometry.normal, directLight.direction );\n\t\tdirectLightColor_Diffuse = PI * directLight.color;\n\t\tvLightFront += saturate( dotNL ) * directLightColor_Diffuse;\n\t\t#ifdef DOUBLE_SIDED\n\t\t\tvLightBack += saturate( -dotNL ) * directLightColor_Diffuse;\n\t\t#endif\n\t}\n#endif\n#if NUM_HEMI_LIGHTS > 0\n\tfor ( int i = 0; i < NUM_HEMI_LIGHTS; i ++ ) {\n\t\tvLightFront += getHemisphereLightIrradiance( hemisphereLights[ i ], geometry );\n\t\t#ifdef DOUBLE_SIDED\n\t\t\tvLightBack += getHemisphereLightIrradiance( hemisphereLights[ i ], backGeometry );\n\t\t#endif\n\t}\n#endif\n"; - - var lights_pars = "uniform vec3 ambientLightColor;\nvec3 getAmbientLightIrradiance( const in vec3 ambientLightColor ) {\n\tvec3 irradiance = ambientLightColor;\n\t#ifndef PHYSICALLY_CORRECT_LIGHTS\n\t\tirradiance *= PI;\n\t#endif\n\treturn irradiance;\n}\n#if NUM_DIR_LIGHTS > 0\n\tstruct DirectionalLight {\n\t\tvec3 direction;\n\t\tvec3 color;\n\t\tint shadow;\n\t\tfloat shadowBias;\n\t\tfloat shadowRadius;\n\t\tvec2 shadowMapSize;\n\t};\n\tuniform DirectionalLight directionalLights[ NUM_DIR_LIGHTS ];\n\tvoid getDirectionalDirectLightIrradiance( const in DirectionalLight directionalLight, const in GeometricContext geometry, out IncidentLight directLight ) {\n\t\tdirectLight.color = directionalLight.color;\n\t\tdirectLight.direction = directionalLight.direction;\n\t\tdirectLight.visible = true;\n\t}\n#endif\n#if NUM_POINT_LIGHTS > 0\n\tstruct PointLight {\n\t\tvec3 position;\n\t\tvec3 color;\n\t\tfloat distance;\n\t\tfloat decay;\n\t\tint shadow;\n\t\tfloat shadowBias;\n\t\tfloat shadowRadius;\n\t\tvec2 shadowMapSize;\n\t};\n\tuniform PointLight pointLights[ NUM_POINT_LIGHTS ];\n\tvoid getPointDirectLightIrradiance( const in PointLight pointLight, const in GeometricContext geometry, out IncidentLight directLight ) {\n\t\tvec3 lVector = pointLight.position - geometry.position;\n\t\tdirectLight.direction = normalize( lVector );\n\t\tfloat lightDistance = length( lVector );\n\t\tdirectLight.color = pointLight.color;\n\t\tdirectLight.color *= punctualLightIntensityToIrradianceFactor( lightDistance, pointLight.distance, pointLight.decay );\n\t\tdirectLight.visible = ( directLight.color != vec3( 0.0 ) );\n\t}\n#endif\n#if NUM_SPOT_LIGHTS > 0\n\tstruct SpotLight {\n\t\tvec3 position;\n\t\tvec3 direction;\n\t\tvec3 color;\n\t\tfloat distance;\n\t\tfloat decay;\n\t\tfloat coneCos;\n\t\tfloat penumbraCos;\n\t\tint shadow;\n\t\tfloat shadowBias;\n\t\tfloat shadowRadius;\n\t\tvec2 shadowMapSize;\n\t};\n\tuniform SpotLight spotLights[ NUM_SPOT_LIGHTS ];\n\tvoid getSpotDirectLightIrradiance( const in SpotLight spotLight, const in GeometricContext geometry, out IncidentLight directLight ) {\n\t\tvec3 lVector = spotLight.position - geometry.position;\n\t\tdirectLight.direction = normalize( lVector );\n\t\tfloat lightDistance = length( lVector );\n\t\tfloat angleCos = dot( directLight.direction, spotLight.direction );\n\t\tif ( angleCos > spotLight.coneCos ) {\n\t\t\tfloat spotEffect = smoothstep( spotLight.coneCos, spotLight.penumbraCos, angleCos );\n\t\t\tdirectLight.color = spotLight.color;\n\t\t\tdirectLight.color *= spotEffect * punctualLightIntensityToIrradianceFactor( lightDistance, spotLight.distance, spotLight.decay );\n\t\t\tdirectLight.visible = true;\n\t\t} else {\n\t\t\tdirectLight.color = vec3( 0.0 );\n\t\t\tdirectLight.visible = false;\n\t\t}\n\t}\n#endif\n#if NUM_RECT_AREA_LIGHTS > 0\n\tstruct RectAreaLight {\n\t\tvec3 color;\n\t\tvec3 position;\n\t\tvec3 halfWidth;\n\t\tvec3 halfHeight;\n\t};\n\tuniform sampler2D ltcMat;\tuniform sampler2D ltcMag;\n\tuniform RectAreaLight rectAreaLights[ NUM_RECT_AREA_LIGHTS ];\n#endif\n#if NUM_HEMI_LIGHTS > 0\n\tstruct HemisphereLight {\n\t\tvec3 direction;\n\t\tvec3 skyColor;\n\t\tvec3 groundColor;\n\t};\n\tuniform HemisphereLight hemisphereLights[ NUM_HEMI_LIGHTS ];\n\tvec3 getHemisphereLightIrradiance( const in HemisphereLight hemiLight, const in GeometricContext geometry ) {\n\t\tfloat dotNL = dot( geometry.normal, hemiLight.direction );\n\t\tfloat hemiDiffuseWeight = 0.5 * dotNL + 0.5;\n\t\tvec3 irradiance = mix( hemiLight.groundColor, hemiLight.skyColor, hemiDiffuseWeight );\n\t\t#ifndef PHYSICALLY_CORRECT_LIGHTS\n\t\t\tirradiance *= PI;\n\t\t#endif\n\t\treturn irradiance;\n\t}\n#endif\n#if defined( USE_ENVMAP ) && defined( PHYSICAL )\n\tvec3 getLightProbeIndirectIrradiance( const in GeometricContext geometry, const in int maxMIPLevel ) {\n\t\tvec3 worldNormal = inverseTransformDirection( geometry.normal, viewMatrix );\n\t\t#ifdef ENVMAP_TYPE_CUBE\n\t\t\tvec3 queryVec = vec3( flipEnvMap * worldNormal.x, worldNormal.yz );\n\t\t\t#ifdef TEXTURE_LOD_EXT\n\t\t\t\tvec4 envMapColor = textureCubeLodEXT( envMap, queryVec, float( maxMIPLevel ) );\n\t\t\t#else\n\t\t\t\tvec4 envMapColor = textureCube( envMap, queryVec, float( maxMIPLevel ) );\n\t\t\t#endif\n\t\t\tenvMapColor.rgb = envMapTexelToLinear( envMapColor ).rgb;\n\t\t#elif defined( ENVMAP_TYPE_CUBE_UV )\n\t\t\tvec3 queryVec = vec3( flipEnvMap * worldNormal.x, worldNormal.yz );\n\t\t\tvec4 envMapColor = textureCubeUV( queryVec, 1.0 );\n\t\t#else\n\t\t\tvec4 envMapColor = vec4( 0.0 );\n\t\t#endif\n\t\treturn PI * envMapColor.rgb * envMapIntensity;\n\t}\n\tfloat getSpecularMIPLevel( const in float blinnShininessExponent, const in int maxMIPLevel ) {\n\t\tfloat maxMIPLevelScalar = float( maxMIPLevel );\n\t\tfloat desiredMIPLevel = maxMIPLevelScalar - 0.79248 - 0.5 * log2( pow2( blinnShininessExponent ) + 1.0 );\n\t\treturn clamp( desiredMIPLevel, 0.0, maxMIPLevelScalar );\n\t}\n\tvec3 getLightProbeIndirectRadiance( const in GeometricContext geometry, const in float blinnShininessExponent, const in int maxMIPLevel ) {\n\t\t#ifdef ENVMAP_MODE_REFLECTION\n\t\t\tvec3 reflectVec = reflect( -geometry.viewDir, geometry.normal );\n\t\t#else\n\t\t\tvec3 reflectVec = refract( -geometry.viewDir, geometry.normal, refractionRatio );\n\t\t#endif\n\t\treflectVec = inverseTransformDirection( reflectVec, viewMatrix );\n\t\tfloat specularMIPLevel = getSpecularMIPLevel( blinnShininessExponent, maxMIPLevel );\n\t\t#ifdef ENVMAP_TYPE_CUBE\n\t\t\tvec3 queryReflectVec = vec3( flipEnvMap * reflectVec.x, reflectVec.yz );\n\t\t\t#ifdef TEXTURE_LOD_EXT\n\t\t\t\tvec4 envMapColor = textureCubeLodEXT( envMap, queryReflectVec, specularMIPLevel );\n\t\t\t#else\n\t\t\t\tvec4 envMapColor = textureCube( envMap, queryReflectVec, specularMIPLevel );\n\t\t\t#endif\n\t\t\tenvMapColor.rgb = envMapTexelToLinear( envMapColor ).rgb;\n\t\t#elif defined( ENVMAP_TYPE_CUBE_UV )\n\t\t\tvec3 queryReflectVec = vec3( flipEnvMap * reflectVec.x, reflectVec.yz );\n\t\t\tvec4 envMapColor = textureCubeUV(queryReflectVec, BlinnExponentToGGXRoughness(blinnShininessExponent));\n\t\t#elif defined( ENVMAP_TYPE_EQUIREC )\n\t\t\tvec2 sampleUV;\n\t\t\tsampleUV.y = saturate( reflectVec.y * 0.5 + 0.5 );\n\t\t\tsampleUV.x = atan( reflectVec.z, reflectVec.x ) * RECIPROCAL_PI2 + 0.5;\n\t\t\t#ifdef TEXTURE_LOD_EXT\n\t\t\t\tvec4 envMapColor = texture2DLodEXT( envMap, sampleUV, specularMIPLevel );\n\t\t\t#else\n\t\t\t\tvec4 envMapColor = texture2D( envMap, sampleUV, specularMIPLevel );\n\t\t\t#endif\n\t\t\tenvMapColor.rgb = envMapTexelToLinear( envMapColor ).rgb;\n\t\t#elif defined( ENVMAP_TYPE_SPHERE )\n\t\t\tvec3 reflectView = normalize( ( viewMatrix * vec4( reflectVec, 0.0 ) ).xyz + vec3( 0.0,0.0,1.0 ) );\n\t\t\t#ifdef TEXTURE_LOD_EXT\n\t\t\t\tvec4 envMapColor = texture2DLodEXT( envMap, reflectView.xy * 0.5 + 0.5, specularMIPLevel );\n\t\t\t#else\n\t\t\t\tvec4 envMapColor = texture2D( envMap, reflectView.xy * 0.5 + 0.5, specularMIPLevel );\n\t\t\t#endif\n\t\t\tenvMapColor.rgb = envMapTexelToLinear( envMapColor ).rgb;\n\t\t#endif\n\t\treturn envMapColor.rgb * envMapIntensity;\n\t}\n#endif\n"; - - var lights_phong_fragment = "BlinnPhongMaterial material;\nmaterial.diffuseColor = diffuseColor.rgb;\nmaterial.specularColor = specular;\nmaterial.specularShininess = shininess;\nmaterial.specularStrength = specularStrength;\n"; - - var lights_phong_pars_fragment = "varying vec3 vViewPosition;\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n#endif\nstruct BlinnPhongMaterial {\n\tvec3\tdiffuseColor;\n\tvec3\tspecularColor;\n\tfloat\tspecularShininess;\n\tfloat\tspecularStrength;\n};\n#if NUM_RECT_AREA_LIGHTS > 0\n\tvoid RE_Direct_RectArea_BlinnPhong( const in RectAreaLight rectAreaLight, const in GeometricContext geometry, const in BlinnPhongMaterial material, inout ReflectedLight reflectedLight ) {\n\t\tvec3 matDiffColor = material.diffuseColor;\n\t\tvec3 matSpecColor = material.specularColor;\n\t\tvec3 lightColor = rectAreaLight.color;\n\t\tfloat roughness = BlinnExponentToGGXRoughness( material.specularShininess );\n\t\tvec3 spec = Rect_Area_Light_Specular_Reflectance(\n\t\t\t\tgeometry,\n\t\t\t\trectAreaLight.position, rectAreaLight.halfWidth, rectAreaLight.halfHeight,\n\t\t\t\troughness,\n\t\t\t\tltcMat, ltcMag );\n\t\tvec3 diff = Rect_Area_Light_Diffuse_Reflectance(\n\t\t\t\tgeometry,\n\t\t\t\trectAreaLight.position, rectAreaLight.halfWidth, rectAreaLight.halfHeight );\n\t\treflectedLight.directSpecular += lightColor * matSpecColor * spec / PI2;\n\t\treflectedLight.directDiffuse += lightColor * matDiffColor * diff / PI2;\n\t}\n#endif\nvoid RE_Direct_BlinnPhong( const in IncidentLight directLight, const in GeometricContext geometry, const in BlinnPhongMaterial material, inout ReflectedLight reflectedLight ) {\n\t#ifdef TOON\n\t\tvec3 irradiance = getGradientIrradiance( geometry.normal, directLight.direction ) * directLight.color;\n\t#else\n\t\tfloat dotNL = saturate( dot( geometry.normal, directLight.direction ) );\n\t\tvec3 irradiance = dotNL * directLight.color;\n\t#endif\n\t#ifndef PHYSICALLY_CORRECT_LIGHTS\n\t\tirradiance *= PI;\n\t#endif\n\treflectedLight.directDiffuse += irradiance * BRDF_Diffuse_Lambert( material.diffuseColor );\n\treflectedLight.directSpecular += irradiance * BRDF_Specular_BlinnPhong( directLight, geometry, material.specularColor, material.specularShininess ) * material.specularStrength;\n}\nvoid RE_IndirectDiffuse_BlinnPhong( const in vec3 irradiance, const in GeometricContext geometry, const in BlinnPhongMaterial material, inout ReflectedLight reflectedLight ) {\n\treflectedLight.indirectDiffuse += irradiance * BRDF_Diffuse_Lambert( material.diffuseColor );\n}\n#define RE_Direct\t\t\t\tRE_Direct_BlinnPhong\n#define RE_Direct_RectArea\t\tRE_Direct_RectArea_BlinnPhong\n#define RE_IndirectDiffuse\t\tRE_IndirectDiffuse_BlinnPhong\n#define Material_LightProbeLOD( material )\t(0)\n"; - - var lights_physical_fragment = "PhysicalMaterial material;\nmaterial.diffuseColor = diffuseColor.rgb * ( 1.0 - metalnessFactor );\nmaterial.specularRoughness = clamp( roughnessFactor, 0.04, 1.0 );\n#ifdef STANDARD\n\tmaterial.specularColor = mix( vec3( DEFAULT_SPECULAR_COEFFICIENT ), diffuseColor.rgb, metalnessFactor );\n#else\n\tmaterial.specularColor = mix( vec3( MAXIMUM_SPECULAR_COEFFICIENT * pow2( reflectivity ) ), diffuseColor.rgb, metalnessFactor );\n\tmaterial.clearCoat = saturate( clearCoat );\tmaterial.clearCoatRoughness = clamp( clearCoatRoughness, 0.04, 1.0 );\n#endif\n"; - - var lights_physical_pars_fragment = "struct PhysicalMaterial {\n\tvec3\tdiffuseColor;\n\tfloat\tspecularRoughness;\n\tvec3\tspecularColor;\n\t#ifndef STANDARD\n\t\tfloat clearCoat;\n\t\tfloat clearCoatRoughness;\n\t#endif\n};\n#define MAXIMUM_SPECULAR_COEFFICIENT 0.16\n#define DEFAULT_SPECULAR_COEFFICIENT 0.04\nfloat clearCoatDHRApprox( const in float roughness, const in float dotNL ) {\n\treturn DEFAULT_SPECULAR_COEFFICIENT + ( 1.0 - DEFAULT_SPECULAR_COEFFICIENT ) * ( pow( 1.0 - dotNL, 5.0 ) * pow( 1.0 - roughness, 2.0 ) );\n}\n#if NUM_RECT_AREA_LIGHTS > 0\n\tvoid RE_Direct_RectArea_Physical( const in RectAreaLight rectAreaLight, const in GeometricContext geometry, const in PhysicalMaterial material, inout ReflectedLight reflectedLight ) {\n\t\tvec3 matDiffColor = material.diffuseColor;\n\t\tvec3 matSpecColor = material.specularColor;\n\t\tvec3 lightColor = rectAreaLight.color;\n\t\tfloat roughness = material.specularRoughness;\n\t\tvec3 spec = Rect_Area_Light_Specular_Reflectance(\n\t\t\t\tgeometry,\n\t\t\t\trectAreaLight.position, rectAreaLight.halfWidth, rectAreaLight.halfHeight,\n\t\t\t\troughness,\n\t\t\t\tltcMat, ltcMag );\n\t\tvec3 diff = Rect_Area_Light_Diffuse_Reflectance(\n\t\t\t\tgeometry,\n\t\t\t\trectAreaLight.position, rectAreaLight.halfWidth, rectAreaLight.halfHeight );\n\t\treflectedLight.directSpecular += lightColor * matSpecColor * spec;\n\t\treflectedLight.directDiffuse += lightColor * matDiffColor * diff;\n\t}\n#endif\nvoid RE_Direct_Physical( const in IncidentLight directLight, const in GeometricContext geometry, const in PhysicalMaterial material, inout ReflectedLight reflectedLight ) {\n\tfloat dotNL = saturate( dot( geometry.normal, directLight.direction ) );\n\tvec3 irradiance = dotNL * directLight.color;\n\t#ifndef PHYSICALLY_CORRECT_LIGHTS\n\t\tirradiance *= PI;\n\t#endif\n\t#ifndef STANDARD\n\t\tfloat clearCoatDHR = material.clearCoat * clearCoatDHRApprox( material.clearCoatRoughness, dotNL );\n\t#else\n\t\tfloat clearCoatDHR = 0.0;\n\t#endif\n\treflectedLight.directSpecular += ( 1.0 - clearCoatDHR ) * irradiance * BRDF_Specular_GGX( directLight, geometry, material.specularColor, material.specularRoughness );\n\treflectedLight.directDiffuse += ( 1.0 - clearCoatDHR ) * irradiance * BRDF_Diffuse_Lambert( material.diffuseColor );\n\t#ifndef STANDARD\n\t\treflectedLight.directSpecular += irradiance * material.clearCoat * BRDF_Specular_GGX( directLight, geometry, vec3( DEFAULT_SPECULAR_COEFFICIENT ), material.clearCoatRoughness );\n\t#endif\n}\nvoid RE_IndirectDiffuse_Physical( const in vec3 irradiance, const in GeometricContext geometry, const in PhysicalMaterial material, inout ReflectedLight reflectedLight ) {\n\treflectedLight.indirectDiffuse += irradiance * BRDF_Diffuse_Lambert( material.diffuseColor );\n}\nvoid RE_IndirectSpecular_Physical( const in vec3 radiance, const in vec3 clearCoatRadiance, const in GeometricContext geometry, const in PhysicalMaterial material, inout ReflectedLight reflectedLight ) {\n\t#ifndef STANDARD\n\t\tfloat dotNV = saturate( dot( geometry.normal, geometry.viewDir ) );\n\t\tfloat dotNL = dotNV;\n\t\tfloat clearCoatDHR = material.clearCoat * clearCoatDHRApprox( material.clearCoatRoughness, dotNL );\n\t#else\n\t\tfloat clearCoatDHR = 0.0;\n\t#endif\n\treflectedLight.indirectSpecular += ( 1.0 - clearCoatDHR ) * radiance * BRDF_Specular_GGX_Environment( geometry, material.specularColor, material.specularRoughness );\n\t#ifndef STANDARD\n\t\treflectedLight.indirectSpecular += clearCoatRadiance * material.clearCoat * BRDF_Specular_GGX_Environment( geometry, vec3( DEFAULT_SPECULAR_COEFFICIENT ), material.clearCoatRoughness );\n\t#endif\n}\n#define RE_Direct\t\t\t\tRE_Direct_Physical\n#define RE_Direct_RectArea\t\tRE_Direct_RectArea_Physical\n#define RE_IndirectDiffuse\t\tRE_IndirectDiffuse_Physical\n#define RE_IndirectSpecular\t\tRE_IndirectSpecular_Physical\n#define Material_BlinnShininessExponent( material ) GGXRoughnessToBlinnExponent( material.specularRoughness )\n#define Material_ClearCoat_BlinnShininessExponent( material ) GGXRoughnessToBlinnExponent( material.clearCoatRoughness )\nfloat computeSpecularOcclusion( const in float dotNV, const in float ambientOcclusion, const in float roughness ) {\n\treturn saturate( pow( dotNV + ambientOcclusion, exp2( - 16.0 * roughness - 1.0 ) ) - 1.0 + ambientOcclusion );\n}\n"; - - var lights_template = "\nGeometricContext geometry;\ngeometry.position = - vViewPosition;\ngeometry.normal = normal;\ngeometry.viewDir = normalize( vViewPosition );\nIncidentLight directLight;\n#if ( NUM_POINT_LIGHTS > 0 ) && defined( RE_Direct )\n\tPointLight pointLight;\n\tfor ( int i = 0; i < NUM_POINT_LIGHTS; i ++ ) {\n\t\tpointLight = pointLights[ i ];\n\t\tgetPointDirectLightIrradiance( pointLight, geometry, directLight );\n\t\t#ifdef USE_SHADOWMAP\n\t\tdirectLight.color *= all( bvec2( pointLight.shadow, directLight.visible ) ) ? getPointShadow( pointShadowMap[ i ], pointLight.shadowMapSize, pointLight.shadowBias, pointLight.shadowRadius, vPointShadowCoord[ i ] ) : 1.0;\n\t\t#endif\n\t\tRE_Direct( directLight, geometry, material, reflectedLight );\n\t}\n#endif\n#if ( NUM_SPOT_LIGHTS > 0 ) && defined( RE_Direct )\n\tSpotLight spotLight;\n\tfor ( int i = 0; i < NUM_SPOT_LIGHTS; i ++ ) {\n\t\tspotLight = spotLights[ i ];\n\t\tgetSpotDirectLightIrradiance( spotLight, geometry, directLight );\n\t\t#ifdef USE_SHADOWMAP\n\t\tdirectLight.color *= all( bvec2( spotLight.shadow, directLight.visible ) ) ? getShadow( spotShadowMap[ i ], spotLight.shadowMapSize, spotLight.shadowBias, spotLight.shadowRadius, vSpotShadowCoord[ i ] ) : 1.0;\n\t\t#endif\n\t\tRE_Direct( directLight, geometry, material, reflectedLight );\n\t}\n#endif\n#if ( NUM_DIR_LIGHTS > 0 ) && defined( RE_Direct )\n\tDirectionalLight directionalLight;\n\tfor ( int i = 0; i < NUM_DIR_LIGHTS; i ++ ) {\n\t\tdirectionalLight = directionalLights[ i ];\n\t\tgetDirectionalDirectLightIrradiance( directionalLight, geometry, directLight );\n\t\t#ifdef USE_SHADOWMAP\n\t\tdirectLight.color *= all( bvec2( directionalLight.shadow, directLight.visible ) ) ? getShadow( directionalShadowMap[ i ], directionalLight.shadowMapSize, directionalLight.shadowBias, directionalLight.shadowRadius, vDirectionalShadowCoord[ i ] ) : 1.0;\n\t\t#endif\n\t\tRE_Direct( directLight, geometry, material, reflectedLight );\n\t}\n#endif\n#if ( NUM_RECT_AREA_LIGHTS > 0 ) && defined( RE_Direct_RectArea )\n\tRectAreaLight rectAreaLight;\n\tfor ( int i = 0; i < NUM_RECT_AREA_LIGHTS; i ++ ) {\n\t\trectAreaLight = rectAreaLights[ i ];\n\t\tRE_Direct_RectArea( rectAreaLight, geometry, material, reflectedLight );\n\t}\n#endif\n#if defined( RE_IndirectDiffuse )\n\tvec3 irradiance = getAmbientLightIrradiance( ambientLightColor );\n\t#ifdef USE_LIGHTMAP\n\t\tvec3 lightMapIrradiance = texture2D( lightMap, vUv2 ).xyz * lightMapIntensity;\n\t\t#ifndef PHYSICALLY_CORRECT_LIGHTS\n\t\t\tlightMapIrradiance *= PI;\n\t\t#endif\n\t\tirradiance += lightMapIrradiance;\n\t#endif\n\t#if ( NUM_HEMI_LIGHTS > 0 )\n\t\tfor ( int i = 0; i < NUM_HEMI_LIGHTS; i ++ ) {\n\t\t\tirradiance += getHemisphereLightIrradiance( hemisphereLights[ i ], geometry );\n\t\t}\n\t#endif\n\t#if defined( USE_ENVMAP ) && defined( PHYSICAL ) && defined( ENVMAP_TYPE_CUBE_UV )\n\t\tirradiance += getLightProbeIndirectIrradiance( geometry, 8 );\n\t#endif\n\tRE_IndirectDiffuse( irradiance, geometry, material, reflectedLight );\n#endif\n#if defined( USE_ENVMAP ) && defined( RE_IndirectSpecular )\n\tvec3 radiance = getLightProbeIndirectRadiance( geometry, Material_BlinnShininessExponent( material ), 8 );\n\t#ifndef STANDARD\n\t\tvec3 clearCoatRadiance = getLightProbeIndirectRadiance( geometry, Material_ClearCoat_BlinnShininessExponent( material ), 8 );\n\t#else\n\t\tvec3 clearCoatRadiance = vec3( 0.0 );\n\t#endif\n\tRE_IndirectSpecular( radiance, clearCoatRadiance, geometry, material, reflectedLight );\n#endif\n"; - - var logdepthbuf_fragment = "#if defined(USE_LOGDEPTHBUF) && defined(USE_LOGDEPTHBUF_EXT)\n\tgl_FragDepthEXT = log2(vFragDepth) * logDepthBufFC * 0.5;\n#endif"; - - var logdepthbuf_pars_fragment = "#ifdef USE_LOGDEPTHBUF\n\tuniform float logDepthBufFC;\n\t#ifdef USE_LOGDEPTHBUF_EXT\n\t\tvarying float vFragDepth;\n\t#endif\n#endif\n"; - - var logdepthbuf_pars_vertex = "#ifdef USE_LOGDEPTHBUF\n\t#ifdef USE_LOGDEPTHBUF_EXT\n\t\tvarying float vFragDepth;\n\t#endif\n\tuniform float logDepthBufFC;\n#endif"; - - var logdepthbuf_vertex = "#ifdef USE_LOGDEPTHBUF\n\tgl_Position.z = log2(max( EPSILON, gl_Position.w + 1.0 )) * logDepthBufFC;\n\t#ifdef USE_LOGDEPTHBUF_EXT\n\t\tvFragDepth = 1.0 + gl_Position.w;\n\t#else\n\t\tgl_Position.z = (gl_Position.z - 1.0) * gl_Position.w;\n\t#endif\n#endif\n"; - - var map_fragment = "#ifdef USE_MAP\n\tvec4 texelColor = texture2D( map, vUv );\n\ttexelColor = mapTexelToLinear( texelColor );\n\tdiffuseColor *= texelColor;\n#endif\n"; - - var map_pars_fragment = "#ifdef USE_MAP\n\tuniform sampler2D map;\n#endif\n"; - - var map_particle_fragment = "#ifdef USE_MAP\n\tvec4 mapTexel = texture2D( map, vec2( gl_PointCoord.x, 1.0 - gl_PointCoord.y ) * offsetRepeat.zw + offsetRepeat.xy );\n\tdiffuseColor *= mapTexelToLinear( mapTexel );\n#endif\n"; - - var map_particle_pars_fragment = "#ifdef USE_MAP\n\tuniform vec4 offsetRepeat;\n\tuniform sampler2D map;\n#endif\n"; - - var metalnessmap_fragment = "float metalnessFactor = metalness;\n#ifdef USE_METALNESSMAP\n\tvec4 texelMetalness = texture2D( metalnessMap, vUv );\n\tmetalnessFactor *= texelMetalness.r;\n#endif\n"; - - var metalnessmap_pars_fragment = "#ifdef USE_METALNESSMAP\n\tuniform sampler2D metalnessMap;\n#endif"; - - var morphnormal_vertex = "#ifdef USE_MORPHNORMALS\n\tobjectNormal += ( morphNormal0 - normal ) * morphTargetInfluences[ 0 ];\n\tobjectNormal += ( morphNormal1 - normal ) * morphTargetInfluences[ 1 ];\n\tobjectNormal += ( morphNormal2 - normal ) * morphTargetInfluences[ 2 ];\n\tobjectNormal += ( morphNormal3 - normal ) * morphTargetInfluences[ 3 ];\n#endif\n"; - - var morphtarget_pars_vertex = "#ifdef USE_MORPHTARGETS\n\t#ifndef USE_MORPHNORMALS\n\tuniform float morphTargetInfluences[ 8 ];\n\t#else\n\tuniform float morphTargetInfluences[ 4 ];\n\t#endif\n#endif"; - - var morphtarget_vertex = "#ifdef USE_MORPHTARGETS\n\ttransformed += ( morphTarget0 - position ) * morphTargetInfluences[ 0 ];\n\ttransformed += ( morphTarget1 - position ) * morphTargetInfluences[ 1 ];\n\ttransformed += ( morphTarget2 - position ) * morphTargetInfluences[ 2 ];\n\ttransformed += ( morphTarget3 - position ) * morphTargetInfluences[ 3 ];\n\t#ifndef USE_MORPHNORMALS\n\ttransformed += ( morphTarget4 - position ) * morphTargetInfluences[ 4 ];\n\ttransformed += ( morphTarget5 - position ) * morphTargetInfluences[ 5 ];\n\ttransformed += ( morphTarget6 - position ) * morphTargetInfluences[ 6 ];\n\ttransformed += ( morphTarget7 - position ) * morphTargetInfluences[ 7 ];\n\t#endif\n#endif\n"; - - var normal_flip = "#ifdef DOUBLE_SIDED\n\tfloat flipNormal = ( float( gl_FrontFacing ) * 2.0 - 1.0 );\n#else\n\tfloat flipNormal = 1.0;\n#endif\n"; - - var normal_fragment = "#ifdef FLAT_SHADED\n\tvec3 fdx = vec3( dFdx( vViewPosition.x ), dFdx( vViewPosition.y ), dFdx( vViewPosition.z ) );\n\tvec3 fdy = vec3( dFdy( vViewPosition.x ), dFdy( vViewPosition.y ), dFdy( vViewPosition.z ) );\n\tvec3 normal = normalize( cross( fdx, fdy ) );\n#else\n\tvec3 normal = normalize( vNormal ) * flipNormal;\n#endif\n#ifdef USE_NORMALMAP\n\tnormal = perturbNormal2Arb( -vViewPosition, normal );\n#elif defined( USE_BUMPMAP )\n\tnormal = perturbNormalArb( -vViewPosition, normal, dHdxy_fwd() );\n#endif\n"; - - var normalmap_pars_fragment = "#ifdef USE_NORMALMAP\n\tuniform sampler2D normalMap;\n\tuniform vec2 normalScale;\n\tvec3 perturbNormal2Arb( vec3 eye_pos, vec3 surf_norm ) {\n\t\tvec3 q0 = dFdx( eye_pos.xyz );\n\t\tvec3 q1 = dFdy( eye_pos.xyz );\n\t\tvec2 st0 = dFdx( vUv.st );\n\t\tvec2 st1 = dFdy( vUv.st );\n\t\tvec3 S = normalize( q0 * st1.t - q1 * st0.t );\n\t\tvec3 T = normalize( -q0 * st1.s + q1 * st0.s );\n\t\tvec3 N = normalize( surf_norm );\n\t\tvec3 mapN = texture2D( normalMap, vUv ).xyz * 2.0 - 1.0;\n\t\tmapN.xy = normalScale * mapN.xy;\n\t\tmat3 tsn = mat3( S, T, N );\n\t\treturn normalize( tsn * mapN );\n\t}\n#endif\n"; - - var packing = "vec3 packNormalToRGB( const in vec3 normal ) {\n\treturn normalize( normal ) * 0.5 + 0.5;\n}\nvec3 unpackRGBToNormal( const in vec3 rgb ) {\n\treturn 1.0 - 2.0 * rgb.xyz;\n}\nconst float PackUpscale = 256. / 255.;const float UnpackDownscale = 255. / 256.;\nconst vec3 PackFactors = vec3( 256. * 256. * 256., 256. * 256., 256. );\nconst vec4 UnpackFactors = UnpackDownscale / vec4( PackFactors, 1. );\nconst float ShiftRight8 = 1. / 256.;\nvec4 packDepthToRGBA( const in float v ) {\n\tvec4 r = vec4( fract( v * PackFactors ), v );\n\tr.yzw -= r.xyz * ShiftRight8;\treturn r * PackUpscale;\n}\nfloat unpackRGBAToDepth( const in vec4 v ) {\n\treturn dot( v, UnpackFactors );\n}\nfloat viewZToOrthographicDepth( const in float viewZ, const in float near, const in float far ) {\n\treturn ( viewZ + near ) / ( near - far );\n}\nfloat orthographicDepthToViewZ( const in float linearClipZ, const in float near, const in float far ) {\n\treturn linearClipZ * ( near - far ) - near;\n}\nfloat viewZToPerspectiveDepth( const in float viewZ, const in float near, const in float far ) {\n\treturn (( near + viewZ ) * far ) / (( far - near ) * viewZ );\n}\nfloat perspectiveDepthToViewZ( const in float invClipZ, const in float near, const in float far ) {\n\treturn ( near * far ) / ( ( far - near ) * invClipZ - far );\n}\n"; - - var premultiplied_alpha_fragment = "#ifdef PREMULTIPLIED_ALPHA\n\tgl_FragColor.rgb *= gl_FragColor.a;\n#endif\n"; - - var project_vertex = "#ifdef USE_SKINNING\n\tvec4 mvPosition = modelViewMatrix * skinned;\n#else\n\tvec4 mvPosition = modelViewMatrix * vec4( transformed, 1.0 );\n#endif\ngl_Position = projectionMatrix * mvPosition;\n"; - - var roughnessmap_fragment = "float roughnessFactor = roughness;\n#ifdef USE_ROUGHNESSMAP\n\tvec4 texelRoughness = texture2D( roughnessMap, vUv );\n\troughnessFactor *= texelRoughness.r;\n#endif\n"; - - var roughnessmap_pars_fragment = "#ifdef USE_ROUGHNESSMAP\n\tuniform sampler2D roughnessMap;\n#endif"; - - var shadowmap_pars_fragment = "#ifdef USE_SHADOWMAP\n\t#if NUM_DIR_LIGHTS > 0\n\t\tuniform sampler2D directionalShadowMap[ NUM_DIR_LIGHTS ];\n\t\tvarying vec4 vDirectionalShadowCoord[ NUM_DIR_LIGHTS ];\n\t#endif\n\t#if NUM_SPOT_LIGHTS > 0\n\t\tuniform sampler2D spotShadowMap[ NUM_SPOT_LIGHTS ];\n\t\tvarying vec4 vSpotShadowCoord[ NUM_SPOT_LIGHTS ];\n\t#endif\n\t#if NUM_POINT_LIGHTS > 0\n\t\tuniform sampler2D pointShadowMap[ NUM_POINT_LIGHTS ];\n\t\tvarying vec4 vPointShadowCoord[ NUM_POINT_LIGHTS ];\n\t#endif\n\tfloat texture2DCompare( sampler2D depths, vec2 uv, float compare ) {\n\t\treturn step( compare, unpackRGBAToDepth( texture2D( depths, uv ) ) );\n\t}\n\tfloat texture2DShadowLerp( sampler2D depths, vec2 size, vec2 uv, float compare ) {\n\t\tconst vec2 offset = vec2( 0.0, 1.0 );\n\t\tvec2 texelSize = vec2( 1.0 ) / size;\n\t\tvec2 centroidUV = floor( uv * size + 0.5 ) / size;\n\t\tfloat lb = texture2DCompare( depths, centroidUV + texelSize * offset.xx, compare );\n\t\tfloat lt = texture2DCompare( depths, centroidUV + texelSize * offset.xy, compare );\n\t\tfloat rb = texture2DCompare( depths, centroidUV + texelSize * offset.yx, compare );\n\t\tfloat rt = texture2DCompare( depths, centroidUV + texelSize * offset.yy, compare );\n\t\tvec2 f = fract( uv * size + 0.5 );\n\t\tfloat a = mix( lb, lt, f.y );\n\t\tfloat b = mix( rb, rt, f.y );\n\t\tfloat c = mix( a, b, f.x );\n\t\treturn c;\n\t}\n\tfloat getShadow( sampler2D shadowMap, vec2 shadowMapSize, float shadowBias, float shadowRadius, vec4 shadowCoord ) {\n\t\tshadowCoord.xyz /= shadowCoord.w;\n\t\tshadowCoord.z += shadowBias;\n\t\tbvec4 inFrustumVec = bvec4 ( shadowCoord.x >= 0.0, shadowCoord.x <= 1.0, shadowCoord.y >= 0.0, shadowCoord.y <= 1.0 );\n\t\tbool inFrustum = all( inFrustumVec );\n\t\tbvec2 frustumTestVec = bvec2( inFrustum, shadowCoord.z <= 1.0 );\n\t\tbool frustumTest = all( frustumTestVec );\n\t\tif ( frustumTest ) {\n\t\t#if defined( SHADOWMAP_TYPE_PCF )\n\t\t\tvec2 texelSize = vec2( 1.0 ) / shadowMapSize;\n\t\t\tfloat dx0 = - texelSize.x * shadowRadius;\n\t\t\tfloat dy0 = - texelSize.y * shadowRadius;\n\t\t\tfloat dx1 = + texelSize.x * shadowRadius;\n\t\t\tfloat dy1 = + texelSize.y * shadowRadius;\n\t\t\treturn (\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx0, dy0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( 0.0, dy0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx1, dy0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx0, 0.0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy, shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx1, 0.0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx0, dy1 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( 0.0, dy1 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx1, dy1 ), shadowCoord.z )\n\t\t\t) * ( 1.0 / 9.0 );\n\t\t#elif defined( SHADOWMAP_TYPE_PCF_SOFT )\n\t\t\tvec2 texelSize = vec2( 1.0 ) / shadowMapSize;\n\t\t\tfloat dx0 = - texelSize.x * shadowRadius;\n\t\t\tfloat dy0 = - texelSize.y * shadowRadius;\n\t\t\tfloat dx1 = + texelSize.x * shadowRadius;\n\t\t\tfloat dy1 = + texelSize.y * shadowRadius;\n\t\t\treturn (\n\t\t\t\ttexture2DShadowLerp( shadowMap, shadowMapSize, shadowCoord.xy + vec2( dx0, dy0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DShadowLerp( shadowMap, shadowMapSize, shadowCoord.xy + vec2( 0.0, dy0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DShadowLerp( shadowMap, shadowMapSize, shadowCoord.xy + vec2( dx1, dy0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DShadowLerp( shadowMap, shadowMapSize, shadowCoord.xy + vec2( dx0, 0.0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DShadowLerp( shadowMap, shadowMapSize, shadowCoord.xy, shadowCoord.z ) +\n\t\t\t\ttexture2DShadowLerp( shadowMap, shadowMapSize, shadowCoord.xy + vec2( dx1, 0.0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DShadowLerp( shadowMap, shadowMapSize, shadowCoord.xy + vec2( dx0, dy1 ), shadowCoord.z ) +\n\t\t\t\ttexture2DShadowLerp( shadowMap, shadowMapSize, shadowCoord.xy + vec2( 0.0, dy1 ), shadowCoord.z ) +\n\t\t\t\ttexture2DShadowLerp( shadowMap, shadowMapSize, shadowCoord.xy + vec2( dx1, dy1 ), shadowCoord.z )\n\t\t\t) * ( 1.0 / 9.0 );\n\t\t#else\n\t\t\treturn texture2DCompare( shadowMap, shadowCoord.xy, shadowCoord.z );\n\t\t#endif\n\t\t}\n\t\treturn 1.0;\n\t}\n\tvec2 cubeToUV( vec3 v, float texelSizeY ) {\n\t\tvec3 absV = abs( v );\n\t\tfloat scaleToCube = 1.0 / max( absV.x, max( absV.y, absV.z ) );\n\t\tabsV *= scaleToCube;\n\t\tv *= scaleToCube * ( 1.0 - 2.0 * texelSizeY );\n\t\tvec2 planar = v.xy;\n\t\tfloat almostATexel = 1.5 * texelSizeY;\n\t\tfloat almostOne = 1.0 - almostATexel;\n\t\tif ( absV.z >= almostOne ) {\n\t\t\tif ( v.z > 0.0 )\n\t\t\t\tplanar.x = 4.0 - v.x;\n\t\t} else if ( absV.x >= almostOne ) {\n\t\t\tfloat signX = sign( v.x );\n\t\t\tplanar.x = v.z * signX + 2.0 * signX;\n\t\t} else if ( absV.y >= almostOne ) {\n\t\t\tfloat signY = sign( v.y );\n\t\t\tplanar.x = v.x + 2.0 * signY + 2.0;\n\t\t\tplanar.y = v.z * signY - 2.0;\n\t\t}\n\t\treturn vec2( 0.125, 0.25 ) * planar + vec2( 0.375, 0.75 );\n\t}\n\tfloat getPointShadow( sampler2D shadowMap, vec2 shadowMapSize, float shadowBias, float shadowRadius, vec4 shadowCoord ) {\n\t\tvec2 texelSize = vec2( 1.0 ) / ( shadowMapSize * vec2( 4.0, 2.0 ) );\n\t\tvec3 lightToPosition = shadowCoord.xyz;\n\t\tvec3 bd3D = normalize( lightToPosition );\n\t\tfloat dp = ( length( lightToPosition ) - shadowBias ) / 1000.0;\n\t\t#if defined( SHADOWMAP_TYPE_PCF ) || defined( SHADOWMAP_TYPE_PCF_SOFT )\n\t\t\tvec2 offset = vec2( - 1, 1 ) * shadowRadius * texelSize.y;\n\t\t\treturn (\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.xyy, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.yyy, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.xyx, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.yyx, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.xxy, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.yxy, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.xxx, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.yxx, texelSize.y ), dp )\n\t\t\t) * ( 1.0 / 9.0 );\n\t\t#else\n\t\t\treturn texture2DCompare( shadowMap, cubeToUV( bd3D, texelSize.y ), dp );\n\t\t#endif\n\t}\n#endif\n"; - - var shadowmap_pars_vertex = "#ifdef USE_SHADOWMAP\n\t#if NUM_DIR_LIGHTS > 0\n\t\tuniform mat4 directionalShadowMatrix[ NUM_DIR_LIGHTS ];\n\t\tvarying vec4 vDirectionalShadowCoord[ NUM_DIR_LIGHTS ];\n\t#endif\n\t#if NUM_SPOT_LIGHTS > 0\n\t\tuniform mat4 spotShadowMatrix[ NUM_SPOT_LIGHTS ];\n\t\tvarying vec4 vSpotShadowCoord[ NUM_SPOT_LIGHTS ];\n\t#endif\n\t#if NUM_POINT_LIGHTS > 0\n\t\tuniform mat4 pointShadowMatrix[ NUM_POINT_LIGHTS ];\n\t\tvarying vec4 vPointShadowCoord[ NUM_POINT_LIGHTS ];\n\t#endif\n#endif\n"; - - var shadowmap_vertex = "#ifdef USE_SHADOWMAP\n\t#if NUM_DIR_LIGHTS > 0\n\tfor ( int i = 0; i < NUM_DIR_LIGHTS; i ++ ) {\n\t\tvDirectionalShadowCoord[ i ] = directionalShadowMatrix[ i ] * worldPosition;\n\t}\n\t#endif\n\t#if NUM_SPOT_LIGHTS > 0\n\tfor ( int i = 0; i < NUM_SPOT_LIGHTS; i ++ ) {\n\t\tvSpotShadowCoord[ i ] = spotShadowMatrix[ i ] * worldPosition;\n\t}\n\t#endif\n\t#if NUM_POINT_LIGHTS > 0\n\tfor ( int i = 0; i < NUM_POINT_LIGHTS; i ++ ) {\n\t\tvPointShadowCoord[ i ] = pointShadowMatrix[ i ] * worldPosition;\n\t}\n\t#endif\n#endif\n"; - - var shadowmask_pars_fragment = "float getShadowMask() {\n\tfloat shadow = 1.0;\n\t#ifdef USE_SHADOWMAP\n\t#if NUM_DIR_LIGHTS > 0\n\tDirectionalLight directionalLight;\n\tfor ( int i = 0; i < NUM_DIR_LIGHTS; i ++ ) {\n\t\tdirectionalLight = directionalLights[ i ];\n\t\tshadow *= bool( directionalLight.shadow ) ? getShadow( directionalShadowMap[ i ], directionalLight.shadowMapSize, directionalLight.shadowBias, directionalLight.shadowRadius, vDirectionalShadowCoord[ i ] ) : 1.0;\n\t}\n\t#endif\n\t#if NUM_SPOT_LIGHTS > 0\n\tSpotLight spotLight;\n\tfor ( int i = 0; i < NUM_SPOT_LIGHTS; i ++ ) {\n\t\tspotLight = spotLights[ i ];\n\t\tshadow *= bool( spotLight.shadow ) ? getShadow( spotShadowMap[ i ], spotLight.shadowMapSize, spotLight.shadowBias, spotLight.shadowRadius, vSpotShadowCoord[ i ] ) : 1.0;\n\t}\n\t#endif\n\t#if NUM_POINT_LIGHTS > 0\n\tPointLight pointLight;\n\tfor ( int i = 0; i < NUM_POINT_LIGHTS; i ++ ) {\n\t\tpointLight = pointLights[ i ];\n\t\tshadow *= bool( pointLight.shadow ) ? getPointShadow( pointShadowMap[ i ], pointLight.shadowMapSize, pointLight.shadowBias, pointLight.shadowRadius, vPointShadowCoord[ i ] ) : 1.0;\n\t}\n\t#endif\n\t#endif\n\treturn shadow;\n}\n"; - - var skinbase_vertex = "#ifdef USE_SKINNING\n\tmat4 boneMatX = getBoneMatrix( skinIndex.x );\n\tmat4 boneMatY = getBoneMatrix( skinIndex.y );\n\tmat4 boneMatZ = getBoneMatrix( skinIndex.z );\n\tmat4 boneMatW = getBoneMatrix( skinIndex.w );\n#endif"; - - var skinning_pars_vertex = "#ifdef USE_SKINNING\n\tuniform mat4 bindMatrix;\n\tuniform mat4 bindMatrixInverse;\n\t#ifdef BONE_TEXTURE\n\t\tuniform sampler2D boneTexture;\n\t\tuniform int boneTextureWidth;\n\t\tuniform int boneTextureHeight;\n\t\tmat4 getBoneMatrix( const in float i ) {\n\t\t\tfloat j = i * 4.0;\n\t\t\tfloat x = mod( j, float( boneTextureWidth ) );\n\t\t\tfloat y = floor( j / float( boneTextureWidth ) );\n\t\t\tfloat dx = 1.0 / float( boneTextureWidth );\n\t\t\tfloat dy = 1.0 / float( boneTextureHeight );\n\t\t\ty = dy * ( y + 0.5 );\n\t\t\tvec4 v1 = texture2D( boneTexture, vec2( dx * ( x + 0.5 ), y ) );\n\t\t\tvec4 v2 = texture2D( boneTexture, vec2( dx * ( x + 1.5 ), y ) );\n\t\t\tvec4 v3 = texture2D( boneTexture, vec2( dx * ( x + 2.5 ), y ) );\n\t\t\tvec4 v4 = texture2D( boneTexture, vec2( dx * ( x + 3.5 ), y ) );\n\t\t\tmat4 bone = mat4( v1, v2, v3, v4 );\n\t\t\treturn bone;\n\t\t}\n\t#else\n\t\tuniform mat4 boneMatrices[ MAX_BONES ];\n\t\tmat4 getBoneMatrix( const in float i ) {\n\t\t\tmat4 bone = boneMatrices[ int(i) ];\n\t\t\treturn bone;\n\t\t}\n\t#endif\n#endif\n"; - - var skinning_vertex = "#ifdef USE_SKINNING\n\tvec4 skinVertex = bindMatrix * vec4( transformed, 1.0 );\n\tvec4 skinned = vec4( 0.0 );\n\tskinned += boneMatX * skinVertex * skinWeight.x;\n\tskinned += boneMatY * skinVertex * skinWeight.y;\n\tskinned += boneMatZ * skinVertex * skinWeight.z;\n\tskinned += boneMatW * skinVertex * skinWeight.w;\n\tskinned = bindMatrixInverse * skinned;\n#endif\n"; - - var skinnormal_vertex = "#ifdef USE_SKINNING\n\tmat4 skinMatrix = mat4( 0.0 );\n\tskinMatrix += skinWeight.x * boneMatX;\n\tskinMatrix += skinWeight.y * boneMatY;\n\tskinMatrix += skinWeight.z * boneMatZ;\n\tskinMatrix += skinWeight.w * boneMatW;\n\tskinMatrix = bindMatrixInverse * skinMatrix * bindMatrix;\n\tobjectNormal = vec4( skinMatrix * vec4( objectNormal, 0.0 ) ).xyz;\n#endif\n"; - - var specularmap_fragment = "float specularStrength;\n#ifdef USE_SPECULARMAP\n\tvec4 texelSpecular = texture2D( specularMap, vUv );\n\tspecularStrength = texelSpecular.r;\n#else\n\tspecularStrength = 1.0;\n#endif"; - - var specularmap_pars_fragment = "#ifdef USE_SPECULARMAP\n\tuniform sampler2D specularMap;\n#endif"; - - var tonemapping_fragment = "#if defined( TONE_MAPPING )\n gl_FragColor.rgb = toneMapping( gl_FragColor.rgb );\n#endif\n"; - - var tonemapping_pars_fragment = "#define saturate(a) clamp( a, 0.0, 1.0 )\nuniform float toneMappingExposure;\nuniform float toneMappingWhitePoint;\nvec3 LinearToneMapping( vec3 color ) {\n\treturn toneMappingExposure * color;\n}\nvec3 ReinhardToneMapping( vec3 color ) {\n\tcolor *= toneMappingExposure;\n\treturn saturate( color / ( vec3( 1.0 ) + color ) );\n}\n#define Uncharted2Helper( x ) max( ( ( x * ( 0.15 * x + 0.10 * 0.50 ) + 0.20 * 0.02 ) / ( x * ( 0.15 * x + 0.50 ) + 0.20 * 0.30 ) ) - 0.02 / 0.30, vec3( 0.0 ) )\nvec3 Uncharted2ToneMapping( vec3 color ) {\n\tcolor *= toneMappingExposure;\n\treturn saturate( Uncharted2Helper( color ) / Uncharted2Helper( vec3( toneMappingWhitePoint ) ) );\n}\nvec3 OptimizedCineonToneMapping( vec3 color ) {\n\tcolor *= toneMappingExposure;\n\tcolor = max( vec3( 0.0 ), color - 0.004 );\n\treturn pow( ( color * ( 6.2 * color + 0.5 ) ) / ( color * ( 6.2 * color + 1.7 ) + 0.06 ), vec3( 2.2 ) );\n}\n"; - - var uv_pars_fragment = "#if defined( USE_MAP ) || defined( USE_BUMPMAP ) || defined( USE_NORMALMAP ) || defined( USE_SPECULARMAP ) || defined( USE_ALPHAMAP ) || defined( USE_EMISSIVEMAP ) || defined( USE_ROUGHNESSMAP ) || defined( USE_METALNESSMAP )\n\tvarying vec2 vUv;\n#endif"; - - var uv_pars_vertex = "#if defined( USE_MAP ) || defined( USE_BUMPMAP ) || defined( USE_NORMALMAP ) || defined( USE_SPECULARMAP ) || defined( USE_ALPHAMAP ) || defined( USE_EMISSIVEMAP ) || defined( USE_ROUGHNESSMAP ) || defined( USE_METALNESSMAP )\n\tvarying vec2 vUv;\n\tuniform vec4 offsetRepeat;\n#endif\n"; - - var uv_vertex = "#if defined( USE_MAP ) || defined( USE_BUMPMAP ) || defined( USE_NORMALMAP ) || defined( USE_SPECULARMAP ) || defined( USE_ALPHAMAP ) || defined( USE_EMISSIVEMAP ) || defined( USE_ROUGHNESSMAP ) || defined( USE_METALNESSMAP )\n\tvUv = uv * offsetRepeat.zw + offsetRepeat.xy;\n#endif"; - - var uv2_pars_fragment = "#if defined( USE_LIGHTMAP ) || defined( USE_AOMAP )\n\tvarying vec2 vUv2;\n#endif"; - - var uv2_pars_vertex = "#if defined( USE_LIGHTMAP ) || defined( USE_AOMAP )\n\tattribute vec2 uv2;\n\tvarying vec2 vUv2;\n#endif"; - - var uv2_vertex = "#if defined( USE_LIGHTMAP ) || defined( USE_AOMAP )\n\tvUv2 = uv2;\n#endif"; - - var worldpos_vertex = "#if defined( USE_ENVMAP ) || defined( PHONG ) || defined( PHYSICAL ) || defined( LAMBERT ) || defined ( USE_SHADOWMAP )\n\t#ifdef USE_SKINNING\n\t\tvec4 worldPosition = modelMatrix * skinned;\n\t#else\n\t\tvec4 worldPosition = modelMatrix * vec4( transformed, 1.0 );\n\t#endif\n#endif\n"; - - var cube_frag = "uniform samplerCube tCube;\nuniform float tFlip;\nuniform float opacity;\nvarying vec3 vWorldPosition;\n#include \nvoid main() {\n\tgl_FragColor = textureCube( tCube, vec3( tFlip * vWorldPosition.x, vWorldPosition.yz ) );\n\tgl_FragColor.a *= opacity;\n}\n"; - - var cube_vert = "varying vec3 vWorldPosition;\n#include \nvoid main() {\n\tvWorldPosition = transformDirection( position, modelMatrix );\n\t#include \n\t#include \n}\n"; - - var depth_frag = "#if DEPTH_PACKING == 3200\n\tuniform float opacity;\n#endif\n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\tvec4 diffuseColor = vec4( 1.0 );\n\t#if DEPTH_PACKING == 3200\n\t\tdiffuseColor.a = opacity;\n\t#endif\n\t#include \n\t#include \n\t#include \n\t#include \n\t#if DEPTH_PACKING == 3200\n\t\tgl_FragColor = vec4( vec3( gl_FragCoord.z ), opacity );\n\t#elif DEPTH_PACKING == 3201\n\t\tgl_FragColor = packDepthToRGBA( gl_FragCoord.z );\n\t#endif\n}\n"; - - var depth_vert = "#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}\n"; - - var distanceRGBA_frag = "uniform vec3 lightPos;\nvarying vec4 vWorldPosition;\n#include \n#include \n#include \nvoid main () {\n\t#include \n\tgl_FragColor = packDepthToRGBA( length( vWorldPosition.xyz - lightPos.xyz ) / 1000.0 );\n}\n"; - - var distanceRGBA_vert = "varying vec4 vWorldPosition;\n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvWorldPosition = worldPosition;\n}\n"; - - var equirect_frag = "uniform sampler2D tEquirect;\nuniform float tFlip;\nvarying vec3 vWorldPosition;\n#include \nvoid main() {\n\tvec3 direction = normalize( vWorldPosition );\n\tvec2 sampleUV;\n\tsampleUV.y = saturate( tFlip * direction.y * -0.5 + 0.5 );\n\tsampleUV.x = atan( direction.z, direction.x ) * RECIPROCAL_PI2 + 0.5;\n\tgl_FragColor = texture2D( tEquirect, sampleUV );\n}\n"; - - var equirect_vert = "varying vec3 vWorldPosition;\n#include \nvoid main() {\n\tvWorldPosition = transformDirection( position, modelMatrix );\n\t#include \n\t#include \n}\n"; - - var linedashed_frag = "uniform vec3 diffuse;\nuniform float opacity;\nuniform float dashSize;\nuniform float totalSize;\nvarying float vLineDistance;\n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\tif ( mod( vLineDistance, totalSize ) > dashSize ) {\n\t\tdiscard;\n\t}\n\tvec3 outgoingLight = vec3( 0.0 );\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include \n\t#include \n\toutgoingLight = diffuseColor.rgb;\n\tgl_FragColor = vec4( outgoingLight, diffuseColor.a );\n\t#include \n\t#include \n\t#include \n\t#include \n}\n"; - - var linedashed_vert = "uniform float scale;\nattribute float lineDistance;\nvarying float vLineDistance;\n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\tvLineDistance = scale * lineDistance;\n\tvec4 mvPosition = modelViewMatrix * vec4( position, 1.0 );\n\tgl_Position = projectionMatrix * mvPosition;\n\t#include \n\t#include \n\t#include \n}\n"; - - var meshbasic_frag = "uniform vec3 diffuse;\nuniform float opacity;\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n#endif\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\t#ifdef USE_LIGHTMAP\n\t\treflectedLight.indirectDiffuse += texture2D( lightMap, vUv2 ).xyz * lightMapIntensity;\n\t#else\n\t\treflectedLight.indirectDiffuse += vec3( 1.0 );\n\t#endif\n\t#include \n\treflectedLight.indirectDiffuse *= diffuseColor.rgb;\n\tvec3 outgoingLight = reflectedLight.indirectDiffuse;\n\t#include \n\t#include \n\tgl_FragColor = vec4( outgoingLight, diffuseColor.a );\n\t#include \n\t#include \n\t#include \n\t#include \n}\n"; - - var meshbasic_vert = "#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#ifdef USE_ENVMAP\n\t#include \n\t#include \n\t#include \n\t#include \n\t#endif\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}\n"; - - var meshlambert_frag = "uniform vec3 diffuse;\nuniform vec3 emissive;\nuniform float opacity;\nvarying vec3 vLightFront;\n#ifdef DOUBLE_SIDED\n\tvarying vec3 vLightBack;\n#endif\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\tvec3 totalEmissiveRadiance = emissive;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\treflectedLight.indirectDiffuse = getAmbientLightIrradiance( ambientLightColor );\n\t#include \n\treflectedLight.indirectDiffuse *= BRDF_Diffuse_Lambert( diffuseColor.rgb );\n\t#ifdef DOUBLE_SIDED\n\t\treflectedLight.directDiffuse = ( gl_FrontFacing ) ? vLightFront : vLightBack;\n\t#else\n\t\treflectedLight.directDiffuse = vLightFront;\n\t#endif\n\treflectedLight.directDiffuse *= BRDF_Diffuse_Lambert( diffuseColor.rgb ) * getShadowMask();\n\t#include \n\tvec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + totalEmissiveRadiance;\n\t#include \n\t#include \n\tgl_FragColor = vec4( outgoingLight, diffuseColor.a );\n\t#include \n\t#include \n\t#include \n\t#include \n}\n"; - - var meshlambert_vert = "#define LAMBERT\nvarying vec3 vLightFront;\n#ifdef DOUBLE_SIDED\n\tvarying vec3 vLightBack;\n#endif\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}\n"; - - var meshphong_frag = "#define PHONG\nuniform vec3 diffuse;\nuniform vec3 emissive;\nuniform vec3 specular;\nuniform float shininess;\nuniform float opacity;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\tvec3 totalEmissiveRadiance = emissive;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + reflectedLight.directSpecular + reflectedLight.indirectSpecular + totalEmissiveRadiance;\n\t#include \n\tgl_FragColor = vec4( outgoingLight, diffuseColor.a );\n\t#include \n\t#include \n\t#include \n\t#include \n}\n"; - - var meshphong_vert = "#define PHONG\nvarying vec3 vViewPosition;\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n#endif\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n#ifndef FLAT_SHADED\n\tvNormal = normalize( transformedNormal );\n#endif\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvViewPosition = - mvPosition.xyz;\n\t#include \n\t#include \n\t#include \n\t#include \n}\n"; - - var meshphysical_frag = "#define PHYSICAL\nuniform vec3 diffuse;\nuniform vec3 emissive;\nuniform float roughness;\nuniform float metalness;\nuniform float opacity;\n#ifndef STANDARD\n\tuniform float clearCoat;\n\tuniform float clearCoatRoughness;\n#endif\nvarying vec3 vViewPosition;\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n#endif\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\tvec3 totalEmissiveRadiance = emissive;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + reflectedLight.directSpecular + reflectedLight.indirectSpecular + totalEmissiveRadiance;\n\tgl_FragColor = vec4( outgoingLight, diffuseColor.a );\n\t#include \n\t#include \n\t#include \n\t#include \n}\n"; - - var meshphysical_vert = "#define PHYSICAL\nvarying vec3 vViewPosition;\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n#endif\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n#ifndef FLAT_SHADED\n\tvNormal = normalize( transformedNormal );\n#endif\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvViewPosition = - mvPosition.xyz;\n\t#include \n\t#include \n\t#include \n}\n"; - - var normal_frag = "#define NORMAL\nuniform float opacity;\n#if defined( FLAT_SHADED ) || defined( USE_BUMPMAP ) || defined( USE_NORMALMAP )\n\tvarying vec3 vViewPosition;\n#endif\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n#endif\n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\tgl_FragColor = vec4( packNormalToRGB( normal ), opacity );\n}\n"; - - var normal_vert = "#define NORMAL\n#if defined( FLAT_SHADED ) || defined( USE_BUMPMAP ) || defined( USE_NORMALMAP )\n\tvarying vec3 vViewPosition;\n#endif\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n#endif\n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n#ifndef FLAT_SHADED\n\tvNormal = normalize( transformedNormal );\n#endif\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n#if defined( FLAT_SHADED ) || defined( USE_BUMPMAP ) || defined( USE_NORMALMAP )\n\tvViewPosition = - mvPosition.xyz;\n#endif\n}\n"; - - var points_frag = "uniform vec3 diffuse;\nuniform float opacity;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\tvec3 outgoingLight = vec3( 0.0 );\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include \n\t#include \n\t#include \n\t#include \n\toutgoingLight = diffuseColor.rgb;\n\tgl_FragColor = vec4( outgoingLight, diffuseColor.a );\n\t#include \n\t#include \n\t#include \n\t#include \n}\n"; - - var points_vert = "uniform float size;\nuniform float scale;\n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#ifdef USE_SIZEATTENUATION\n\t\tgl_PointSize = size * ( scale / - mvPosition.z );\n\t#else\n\t\tgl_PointSize = size;\n\t#endif\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}\n"; - - var shadow_frag = "uniform float opacity;\n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\tgl_FragColor = vec4( 0.0, 0.0, 0.0, opacity * ( 1.0 - getShadowMask() ) );\n}\n"; - - var shadow_vert = "#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n}\n"; - - var ShaderChunk = { - alphamap_fragment: alphamap_fragment, - alphamap_pars_fragment: alphamap_pars_fragment, - alphatest_fragment: alphatest_fragment, - aomap_fragment: aomap_fragment, - aomap_pars_fragment: aomap_pars_fragment, - begin_vertex: begin_vertex, - beginnormal_vertex: beginnormal_vertex, - bsdfs: bsdfs, - bumpmap_pars_fragment: bumpmap_pars_fragment, - clipping_planes_fragment: clipping_planes_fragment, - clipping_planes_pars_fragment: clipping_planes_pars_fragment, - clipping_planes_pars_vertex: clipping_planes_pars_vertex, - clipping_planes_vertex: clipping_planes_vertex, - color_fragment: color_fragment, - color_pars_fragment: color_pars_fragment, - color_pars_vertex: color_pars_vertex, - color_vertex: color_vertex, - common: common, - cube_uv_reflection_fragment: cube_uv_reflection_fragment, - defaultnormal_vertex: defaultnormal_vertex, - displacementmap_pars_vertex: displacementmap_pars_vertex, - displacementmap_vertex: displacementmap_vertex, - emissivemap_fragment: emissivemap_fragment, - emissivemap_pars_fragment: emissivemap_pars_fragment, - encodings_fragment: encodings_fragment, - encodings_pars_fragment: encodings_pars_fragment, - envmap_fragment: envmap_fragment, - envmap_pars_fragment: envmap_pars_fragment, - envmap_pars_vertex: envmap_pars_vertex, - envmap_vertex: envmap_vertex, - fog_vertex: fog_vertex, - fog_pars_vertex: fog_pars_vertex, - fog_fragment: fog_fragment, - fog_pars_fragment: fog_pars_fragment, - gradientmap_pars_fragment: gradientmap_pars_fragment, - lightmap_fragment: lightmap_fragment, - lightmap_pars_fragment: lightmap_pars_fragment, - lights_lambert_vertex: lights_lambert_vertex, - lights_pars: lights_pars, - lights_phong_fragment: lights_phong_fragment, - lights_phong_pars_fragment: lights_phong_pars_fragment, - lights_physical_fragment: lights_physical_fragment, - lights_physical_pars_fragment: lights_physical_pars_fragment, - lights_template: lights_template, - logdepthbuf_fragment: logdepthbuf_fragment, - logdepthbuf_pars_fragment: logdepthbuf_pars_fragment, - logdepthbuf_pars_vertex: logdepthbuf_pars_vertex, - logdepthbuf_vertex: logdepthbuf_vertex, - map_fragment: map_fragment, - map_pars_fragment: map_pars_fragment, - map_particle_fragment: map_particle_fragment, - map_particle_pars_fragment: map_particle_pars_fragment, - metalnessmap_fragment: metalnessmap_fragment, - metalnessmap_pars_fragment: metalnessmap_pars_fragment, - morphnormal_vertex: morphnormal_vertex, - morphtarget_pars_vertex: morphtarget_pars_vertex, - morphtarget_vertex: morphtarget_vertex, - normal_flip: normal_flip, - normal_fragment: normal_fragment, - normalmap_pars_fragment: normalmap_pars_fragment, - packing: packing, - premultiplied_alpha_fragment: premultiplied_alpha_fragment, - project_vertex: project_vertex, - roughnessmap_fragment: roughnessmap_fragment, - roughnessmap_pars_fragment: roughnessmap_pars_fragment, - shadowmap_pars_fragment: shadowmap_pars_fragment, - shadowmap_pars_vertex: shadowmap_pars_vertex, - shadowmap_vertex: shadowmap_vertex, - shadowmask_pars_fragment: shadowmask_pars_fragment, - skinbase_vertex: skinbase_vertex, - skinning_pars_vertex: skinning_pars_vertex, - skinning_vertex: skinning_vertex, - skinnormal_vertex: skinnormal_vertex, - specularmap_fragment: specularmap_fragment, - specularmap_pars_fragment: specularmap_pars_fragment, - tonemapping_fragment: tonemapping_fragment, - tonemapping_pars_fragment: tonemapping_pars_fragment, - uv_pars_fragment: uv_pars_fragment, - uv_pars_vertex: uv_pars_vertex, - uv_vertex: uv_vertex, - uv2_pars_fragment: uv2_pars_fragment, - uv2_pars_vertex: uv2_pars_vertex, - uv2_vertex: uv2_vertex, - worldpos_vertex: worldpos_vertex, - - cube_frag: cube_frag, - cube_vert: cube_vert, - depth_frag: depth_frag, - depth_vert: depth_vert, - distanceRGBA_frag: distanceRGBA_frag, - distanceRGBA_vert: distanceRGBA_vert, - equirect_frag: equirect_frag, - equirect_vert: equirect_vert, - linedashed_frag: linedashed_frag, - linedashed_vert: linedashed_vert, - meshbasic_frag: meshbasic_frag, - meshbasic_vert: meshbasic_vert, - meshlambert_frag: meshlambert_frag, - meshlambert_vert: meshlambert_vert, - meshphong_frag: meshphong_frag, - meshphong_vert: meshphong_vert, - meshphysical_frag: meshphysical_frag, - meshphysical_vert: meshphysical_vert, - normal_frag: normal_frag, - normal_vert: normal_vert, - points_frag: points_frag, - points_vert: points_vert, - shadow_frag: shadow_frag, - shadow_vert: shadow_vert - }; - - /** - * @author mrdoob / http://mrdoob.com/ - */ - - function Color( r, g, b ) { - - if ( g === undefined && b === undefined ) { - - // r is THREE.Color, hex or string - return this.set( r ); - - } - - return this.setRGB( r, g, b ); - - } - - Color.prototype = { - - constructor: Color, - - isColor: true, - - r: 1, g: 1, b: 1, - - set: function ( value ) { - - if ( value && value.isColor ) { - - this.copy( value ); - - } else if ( typeof value === 'number' ) { - - this.setHex( value ); - - } else if ( typeof value === 'string' ) { - - this.setStyle( value ); - - } - - return this; - - }, - - setScalar: function ( scalar ) { - - this.r = scalar; - this.g = scalar; - this.b = scalar; - - return this; - - }, - - setHex: function ( hex ) { - - hex = Math.floor( hex ); - - this.r = ( hex >> 16 & 255 ) / 255; - this.g = ( hex >> 8 & 255 ) / 255; - this.b = ( hex & 255 ) / 255; - - return this; - - }, - - setRGB: function ( r, g, b ) { - - this.r = r; - this.g = g; - this.b = b; - - return this; - - }, - - setHSL: function () { - - function hue2rgb( p, q, t ) { - - if ( t < 0 ) t += 1; - if ( t > 1 ) t -= 1; - if ( t < 1 / 6 ) return p + ( q - p ) * 6 * t; - if ( t < 1 / 2 ) return q; - if ( t < 2 / 3 ) return p + ( q - p ) * 6 * ( 2 / 3 - t ); - return p; - - } - - return function setHSL( h, s, l ) { - - // h,s,l ranges are in 0.0 - 1.0 - h = _Math.euclideanModulo( h, 1 ); - s = _Math.clamp( s, 0, 1 ); - l = _Math.clamp( l, 0, 1 ); - - if ( s === 0 ) { - - this.r = this.g = this.b = l; - - } else { - - var p = l <= 0.5 ? l * ( 1 + s ) : l + s - ( l * s ); - var q = ( 2 * l ) - p; - - this.r = hue2rgb( q, p, h + 1 / 3 ); - this.g = hue2rgb( q, p, h ); - this.b = hue2rgb( q, p, h - 1 / 3 ); - - } - - return this; - - }; - - }(), - - setStyle: function ( style ) { - - function handleAlpha( string ) { - - if ( string === undefined ) return; - - if ( parseFloat( string ) < 1 ) { - - console.warn( 'THREE.Color: Alpha component of ' + style + ' will be ignored.' ); - - } - - } - - - var m; - - if ( m = /^((?:rgb|hsl)a?)\(\s*([^\)]*)\)/.exec( style ) ) { - - // rgb / hsl - - var color; - var name = m[ 1 ]; - var components = m[ 2 ]; - - switch ( name ) { - - case 'rgb': - case 'rgba': - - if ( color = /^(\d+)\s*,\s*(\d+)\s*,\s*(\d+)\s*(,\s*([0-9]*\.?[0-9]+)\s*)?$/.exec( components ) ) { - - // rgb(255,0,0) rgba(255,0,0,0.5) - this.r = Math.min( 255, parseInt( color[ 1 ], 10 ) ) / 255; - this.g = Math.min( 255, parseInt( color[ 2 ], 10 ) ) / 255; - this.b = Math.min( 255, parseInt( color[ 3 ], 10 ) ) / 255; - - handleAlpha( color[ 5 ] ); - - return this; - - } - - if ( color = /^(\d+)\%\s*,\s*(\d+)\%\s*,\s*(\d+)\%\s*(,\s*([0-9]*\.?[0-9]+)\s*)?$/.exec( components ) ) { - - // rgb(100%,0%,0%) rgba(100%,0%,0%,0.5) - this.r = Math.min( 100, parseInt( color[ 1 ], 10 ) ) / 100; - this.g = Math.min( 100, parseInt( color[ 2 ], 10 ) ) / 100; - this.b = Math.min( 100, parseInt( color[ 3 ], 10 ) ) / 100; - - handleAlpha( color[ 5 ] ); - - return this; - - } - - break; - - case 'hsl': - case 'hsla': - - if ( color = /^([0-9]*\.?[0-9]+)\s*,\s*(\d+)\%\s*,\s*(\d+)\%\s*(,\s*([0-9]*\.?[0-9]+)\s*)?$/.exec( components ) ) { - - // hsl(120,50%,50%) hsla(120,50%,50%,0.5) - var h = parseFloat( color[ 1 ] ) / 360; - var s = parseInt( color[ 2 ], 10 ) / 100; - var l = parseInt( color[ 3 ], 10 ) / 100; - - handleAlpha( color[ 5 ] ); - - return this.setHSL( h, s, l ); - - } - - break; - - } - - } else if ( m = /^\#([A-Fa-f0-9]+)$/.exec( style ) ) { - - // hex color - - var hex = m[ 1 ]; - var size = hex.length; - - if ( size === 3 ) { - - // #ff0 - this.r = parseInt( hex.charAt( 0 ) + hex.charAt( 0 ), 16 ) / 255; - this.g = parseInt( hex.charAt( 1 ) + hex.charAt( 1 ), 16 ) / 255; - this.b = parseInt( hex.charAt( 2 ) + hex.charAt( 2 ), 16 ) / 255; - - return this; - - } else if ( size === 6 ) { - - // #ff0000 - this.r = parseInt( hex.charAt( 0 ) + hex.charAt( 1 ), 16 ) / 255; - this.g = parseInt( hex.charAt( 2 ) + hex.charAt( 3 ), 16 ) / 255; - this.b = parseInt( hex.charAt( 4 ) + hex.charAt( 5 ), 16 ) / 255; - - return this; - - } - - } - - if ( style && style.length > 0 ) { - - // color keywords - var hex = ColorKeywords[ style ]; - - if ( hex !== undefined ) { - - // red - this.setHex( hex ); - - } else { - - // unknown color - console.warn( 'THREE.Color: Unknown color ' + style ); - - } - - } - - return this; - - }, - - clone: function () { - - return new this.constructor( this.r, this.g, this.b ); - - }, - - copy: function ( color ) { - - this.r = color.r; - this.g = color.g; - this.b = color.b; - - return this; - - }, - - copyGammaToLinear: function ( color, gammaFactor ) { - - if ( gammaFactor === undefined ) gammaFactor = 2.0; - - this.r = Math.pow( color.r, gammaFactor ); - this.g = Math.pow( color.g, gammaFactor ); - this.b = Math.pow( color.b, gammaFactor ); - - return this; - - }, - - copyLinearToGamma: function ( color, gammaFactor ) { - - if ( gammaFactor === undefined ) gammaFactor = 2.0; - - var safeInverse = ( gammaFactor > 0 ) ? ( 1.0 / gammaFactor ) : 1.0; - - this.r = Math.pow( color.r, safeInverse ); - this.g = Math.pow( color.g, safeInverse ); - this.b = Math.pow( color.b, safeInverse ); - - return this; - - }, - - convertGammaToLinear: function () { - - var r = this.r, g = this.g, b = this.b; - - this.r = r * r; - this.g = g * g; - this.b = b * b; - - return this; - - }, - - convertLinearToGamma: function () { - - this.r = Math.sqrt( this.r ); - this.g = Math.sqrt( this.g ); - this.b = Math.sqrt( this.b ); - - return this; - - }, - - getHex: function () { - - return ( this.r * 255 ) << 16 ^ ( this.g * 255 ) << 8 ^ ( this.b * 255 ) << 0; - - }, - - getHexString: function () { - - return ( '000000' + this.getHex().toString( 16 ) ).slice( - 6 ); - - }, - - getHSL: function ( optionalTarget ) { - - // h,s,l ranges are in 0.0 - 1.0 - - var hsl = optionalTarget || { h: 0, s: 0, l: 0 }; - - var r = this.r, g = this.g, b = this.b; - - var max = Math.max( r, g, b ); - var min = Math.min( r, g, b ); - - var hue, saturation; - var lightness = ( min + max ) / 2.0; - - if ( min === max ) { - - hue = 0; - saturation = 0; - - } else { - - var delta = max - min; - - saturation = lightness <= 0.5 ? delta / ( max + min ) : delta / ( 2 - max - min ); - - switch ( max ) { - - case r: hue = ( g - b ) / delta + ( g < b ? 6 : 0 ); break; - case g: hue = ( b - r ) / delta + 2; break; - case b: hue = ( r - g ) / delta + 4; break; - - } - - hue /= 6; - - } - - hsl.h = hue; - hsl.s = saturation; - hsl.l = lightness; - - return hsl; - - }, - - getStyle: function () { - - return 'rgb(' + ( ( this.r * 255 ) | 0 ) + ',' + ( ( this.g * 255 ) | 0 ) + ',' + ( ( this.b * 255 ) | 0 ) + ')'; - - }, - - offsetHSL: function ( h, s, l ) { - - var hsl = this.getHSL(); - - hsl.h += h; hsl.s += s; hsl.l += l; - - this.setHSL( hsl.h, hsl.s, hsl.l ); - - return this; - - }, - - add: function ( color ) { - - this.r += color.r; - this.g += color.g; - this.b += color.b; - - return this; - - }, - - addColors: function ( color1, color2 ) { - - this.r = color1.r + color2.r; - this.g = color1.g + color2.g; - this.b = color1.b + color2.b; - - return this; - - }, - - addScalar: function ( s ) { - - this.r += s; - this.g += s; - this.b += s; - - return this; - - }, - - sub: function( color ) { - - this.r = Math.max( 0, this.r - color.r ); - this.g = Math.max( 0, this.g - color.g ); - this.b = Math.max( 0, this.b - color.b ); - - return this; - - }, - - multiply: function ( color ) { - - this.r *= color.r; - this.g *= color.g; - this.b *= color.b; - - return this; - - }, - - multiplyScalar: function ( s ) { - - this.r *= s; - this.g *= s; - this.b *= s; - - return this; - - }, - - lerp: function ( color, alpha ) { - - this.r += ( color.r - this.r ) * alpha; - this.g += ( color.g - this.g ) * alpha; - this.b += ( color.b - this.b ) * alpha; - - return this; - - }, - - equals: function ( c ) { - - return ( c.r === this.r ) && ( c.g === this.g ) && ( c.b === this.b ); - - }, - - fromArray: function ( array, offset ) { - - if ( offset === undefined ) offset = 0; - - this.r = array[ offset ]; - this.g = array[ offset + 1 ]; - this.b = array[ offset + 2 ]; - - return this; - - }, - - toArray: function ( array, offset ) { - - if ( array === undefined ) array = []; - if ( offset === undefined ) offset = 0; - - array[ offset ] = this.r; - array[ offset + 1 ] = this.g; - array[ offset + 2 ] = this.b; - - return array; - - }, - - toJSON: function () { - - return this.getHex(); - - } - - }; - - var ColorKeywords = { 'aliceblue': 0xF0F8FF, 'antiquewhite': 0xFAEBD7, 'aqua': 0x00FFFF, 'aquamarine': 0x7FFFD4, 'azure': 0xF0FFFF, - 'beige': 0xF5F5DC, 'bisque': 0xFFE4C4, 'black': 0x000000, 'blanchedalmond': 0xFFEBCD, 'blue': 0x0000FF, 'blueviolet': 0x8A2BE2, - 'brown': 0xA52A2A, 'burlywood': 0xDEB887, 'cadetblue': 0x5F9EA0, 'chartreuse': 0x7FFF00, 'chocolate': 0xD2691E, 'coral': 0xFF7F50, - 'cornflowerblue': 0x6495ED, 'cornsilk': 0xFFF8DC, 'crimson': 0xDC143C, 'cyan': 0x00FFFF, 'darkblue': 0x00008B, 'darkcyan': 0x008B8B, - 'darkgoldenrod': 0xB8860B, 'darkgray': 0xA9A9A9, 'darkgreen': 0x006400, 'darkgrey': 0xA9A9A9, 'darkkhaki': 0xBDB76B, 'darkmagenta': 0x8B008B, - 'darkolivegreen': 0x556B2F, 'darkorange': 0xFF8C00, 'darkorchid': 0x9932CC, 'darkred': 0x8B0000, 'darksalmon': 0xE9967A, 'darkseagreen': 0x8FBC8F, - 'darkslateblue': 0x483D8B, 'darkslategray': 0x2F4F4F, 'darkslategrey': 0x2F4F4F, 'darkturquoise': 0x00CED1, 'darkviolet': 0x9400D3, - 'deeppink': 0xFF1493, 'deepskyblue': 0x00BFFF, 'dimgray': 0x696969, 'dimgrey': 0x696969, 'dodgerblue': 0x1E90FF, 'firebrick': 0xB22222, - 'floralwhite': 0xFFFAF0, 'forestgreen': 0x228B22, 'fuchsia': 0xFF00FF, 'gainsboro': 0xDCDCDC, 'ghostwhite': 0xF8F8FF, 'gold': 0xFFD700, - 'goldenrod': 0xDAA520, 'gray': 0x808080, 'green': 0x008000, 'greenyellow': 0xADFF2F, 'grey': 0x808080, 'honeydew': 0xF0FFF0, 'hotpink': 0xFF69B4, - 'indianred': 0xCD5C5C, 'indigo': 0x4B0082, 'ivory': 0xFFFFF0, 'khaki': 0xF0E68C, 'lavender': 0xE6E6FA, 'lavenderblush': 0xFFF0F5, 'lawngreen': 0x7CFC00, - 'lemonchiffon': 0xFFFACD, 'lightblue': 0xADD8E6, 'lightcoral': 0xF08080, 'lightcyan': 0xE0FFFF, 'lightgoldenrodyellow': 0xFAFAD2, 'lightgray': 0xD3D3D3, - 'lightgreen': 0x90EE90, 'lightgrey': 0xD3D3D3, 'lightpink': 0xFFB6C1, 'lightsalmon': 0xFFA07A, 'lightseagreen': 0x20B2AA, 'lightskyblue': 0x87CEFA, - 'lightslategray': 0x778899, 'lightslategrey': 0x778899, 'lightsteelblue': 0xB0C4DE, 'lightyellow': 0xFFFFE0, 'lime': 0x00FF00, 'limegreen': 0x32CD32, - 'linen': 0xFAF0E6, 'magenta': 0xFF00FF, 'maroon': 0x800000, 'mediumaquamarine': 0x66CDAA, 'mediumblue': 0x0000CD, 'mediumorchid': 0xBA55D3, - 'mediumpurple': 0x9370DB, 'mediumseagreen': 0x3CB371, 'mediumslateblue': 0x7B68EE, 'mediumspringgreen': 0x00FA9A, 'mediumturquoise': 0x48D1CC, - 'mediumvioletred': 0xC71585, 'midnightblue': 0x191970, 'mintcream': 0xF5FFFA, 'mistyrose': 0xFFE4E1, 'moccasin': 0xFFE4B5, 'navajowhite': 0xFFDEAD, - 'navy': 0x000080, 'oldlace': 0xFDF5E6, 'olive': 0x808000, 'olivedrab': 0x6B8E23, 'orange': 0xFFA500, 'orangered': 0xFF4500, 'orchid': 0xDA70D6, - 'palegoldenrod': 0xEEE8AA, 'palegreen': 0x98FB98, 'paleturquoise': 0xAFEEEE, 'palevioletred': 0xDB7093, 'papayawhip': 0xFFEFD5, 'peachpuff': 0xFFDAB9, - 'peru': 0xCD853F, 'pink': 0xFFC0CB, 'plum': 0xDDA0DD, 'powderblue': 0xB0E0E6, 'purple': 0x800080, 'red': 0xFF0000, 'rosybrown': 0xBC8F8F, - 'royalblue': 0x4169E1, 'saddlebrown': 0x8B4513, 'salmon': 0xFA8072, 'sandybrown': 0xF4A460, 'seagreen': 0x2E8B57, 'seashell': 0xFFF5EE, - 'sienna': 0xA0522D, 'silver': 0xC0C0C0, 'skyblue': 0x87CEEB, 'slateblue': 0x6A5ACD, 'slategray': 0x708090, 'slategrey': 0x708090, 'snow': 0xFFFAFA, - 'springgreen': 0x00FF7F, 'steelblue': 0x4682B4, 'tan': 0xD2B48C, 'teal': 0x008080, 'thistle': 0xD8BFD8, 'tomato': 0xFF6347, 'turquoise': 0x40E0D0, - 'violet': 0xEE82EE, 'wheat': 0xF5DEB3, 'white': 0xFFFFFF, 'whitesmoke': 0xF5F5F5, 'yellow': 0xFFFF00, 'yellowgreen': 0x9ACD32 }; - - /** - * @author alteredq / http://alteredqualia.com/ - */ - - function DataTexture( data, width, height, format, type, mapping, wrapS, wrapT, magFilter, minFilter, anisotropy, encoding ) { - - Texture.call( this, null, mapping, wrapS, wrapT, magFilter, minFilter, format, type, anisotropy, encoding ); - - this.image = { data: data, width: width, height: height }; - - this.magFilter = magFilter !== undefined ? magFilter : NearestFilter; - this.minFilter = minFilter !== undefined ? minFilter : NearestFilter; - - this.generateMipmaps = false; - this.flipY = false; - this.unpackAlignment = 1; - - } - - DataTexture.prototype = Object.create( Texture.prototype ); - DataTexture.prototype.constructor = DataTexture; - - DataTexture.prototype.isDataTexture = true; - - /** - * Uniforms library for shared webgl shaders - */ - - var UniformsLib = { - - common: { - - diffuse: { value: new Color( 0xeeeeee ) }, - opacity: { value: 1.0 }, - - map: { value: null }, - offsetRepeat: { value: new Vector4( 0, 0, 1, 1 ) }, - - specularMap: { value: null }, - alphaMap: { value: null }, - - envMap: { value: null }, - flipEnvMap: { value: - 1 }, - reflectivity: { value: 1.0 }, - refractionRatio: { value: 0.98 } - - }, - - aomap: { - - aoMap: { value: null }, - aoMapIntensity: { value: 1 } - - }, - - lightmap: { - - lightMap: { value: null }, - lightMapIntensity: { value: 1 } - - }, - - emissivemap: { - - emissiveMap: { value: null } - - }, - - bumpmap: { - - bumpMap: { value: null }, - bumpScale: { value: 1 } - - }, - - normalmap: { - - normalMap: { value: null }, - normalScale: { value: new Vector2( 1, 1 ) } - - }, - - displacementmap: { - - displacementMap: { value: null }, - displacementScale: { value: 1 }, - displacementBias: { value: 0 } - - }, - - roughnessmap: { - - roughnessMap: { value: null } - - }, - - metalnessmap: { - - metalnessMap: { value: null } - - }, - - gradientmap: { - - gradientMap: { value: null } - - }, - - fog: { - - fogDensity: { value: 0.00025 }, - fogNear: { value: 1 }, - fogFar: { value: 2000 }, - fogColor: { value: new Color( 0xffffff ) } - - }, - - lights: { - - ambientLightColor: { value: [] }, - - directionalLights: { value: [], properties: { - direction: {}, - color: {}, - - shadow: {}, - shadowBias: {}, - shadowRadius: {}, - shadowMapSize: {} - } }, - - directionalShadowMap: { value: [] }, - directionalShadowMatrix: { value: [] }, - - spotLights: { value: [], properties: { - color: {}, - position: {}, - direction: {}, - distance: {}, - coneCos: {}, - penumbraCos: {}, - decay: {}, - - shadow: {}, - shadowBias: {}, - shadowRadius: {}, - shadowMapSize: {} - } }, - - spotShadowMap: { value: [] }, - spotShadowMatrix: { value: [] }, - - pointLights: { value: [], properties: { - color: {}, - position: {}, - decay: {}, - distance: {}, - - shadow: {}, - shadowBias: {}, - shadowRadius: {}, - shadowMapSize: {} - } }, - - pointShadowMap: { value: [] }, - pointShadowMatrix: { value: [] }, - - hemisphereLights: { value: [], properties: { - direction: {}, - skyColor: {}, - groundColor: {} - } }, - - // TODO (abelnation): RectAreaLight BRDF data needs to be moved from example to main src - rectAreaLights: { value: [], properties: { - color: {}, - position: {}, - width: {}, - height: {} - } } - - }, - - points: { - - diffuse: { value: new Color( 0xeeeeee ) }, - opacity: { value: 1.0 }, - size: { value: 1.0 }, - scale: { value: 1.0 }, - map: { value: null }, - offsetRepeat: { value: new Vector4( 0, 0, 1, 1 ) } - - } - - }; - - /** - * @author alteredq / http://alteredqualia.com/ - * @author mrdoob / http://mrdoob.com/ - * @author mikael emtinger / http://gomo.se/ - */ - - var ShaderLib = { - - basic: { - - uniforms: UniformsUtils.merge( [ - UniformsLib.common, - UniformsLib.aomap, - UniformsLib.lightmap, - UniformsLib.fog - ] ), - - vertexShader: ShaderChunk.meshbasic_vert, - fragmentShader: ShaderChunk.meshbasic_frag - - }, - - lambert: { - - uniforms: UniformsUtils.merge( [ - UniformsLib.common, - UniformsLib.aomap, - UniformsLib.lightmap, - UniformsLib.emissivemap, - UniformsLib.fog, - UniformsLib.lights, - { - emissive: { value: new Color( 0x000000 ) } - } - ] ), - - vertexShader: ShaderChunk.meshlambert_vert, - fragmentShader: ShaderChunk.meshlambert_frag - - }, - - phong: { - - uniforms: UniformsUtils.merge( [ - UniformsLib.common, - UniformsLib.aomap, - UniformsLib.lightmap, - UniformsLib.emissivemap, - UniformsLib.bumpmap, - UniformsLib.normalmap, - UniformsLib.displacementmap, - UniformsLib.gradientmap, - UniformsLib.fog, - UniformsLib.lights, - { - emissive: { value: new Color( 0x000000 ) }, - specular: { value: new Color( 0x111111 ) }, - shininess: { value: 30 } - } - ] ), - - vertexShader: ShaderChunk.meshphong_vert, - fragmentShader: ShaderChunk.meshphong_frag - - }, - - standard: { - - uniforms: UniformsUtils.merge( [ - UniformsLib.common, - UniformsLib.aomap, - UniformsLib.lightmap, - UniformsLib.emissivemap, - UniformsLib.bumpmap, - UniformsLib.normalmap, - UniformsLib.displacementmap, - UniformsLib.roughnessmap, - UniformsLib.metalnessmap, - UniformsLib.fog, - UniformsLib.lights, - { - emissive: { value: new Color( 0x000000 ) }, - roughness: { value: 0.5 }, - metalness: { value: 0 }, - envMapIntensity: { value: 1 } // temporary - } - ] ), - - vertexShader: ShaderChunk.meshphysical_vert, - fragmentShader: ShaderChunk.meshphysical_frag - - }, - - points: { - - uniforms: UniformsUtils.merge( [ - UniformsLib.points, - UniformsLib.fog - ] ), - - vertexShader: ShaderChunk.points_vert, - fragmentShader: ShaderChunk.points_frag - - }, - - dashed: { - - uniforms: UniformsUtils.merge( [ - UniformsLib.common, - UniformsLib.fog, - { - scale: { value: 1 }, - dashSize: { value: 1 }, - totalSize: { value: 2 } - } - ] ), - - vertexShader: ShaderChunk.linedashed_vert, - fragmentShader: ShaderChunk.linedashed_frag - - }, - - depth: { - - uniforms: UniformsUtils.merge( [ - UniformsLib.common, - UniformsLib.displacementmap - ] ), - - vertexShader: ShaderChunk.depth_vert, - fragmentShader: ShaderChunk.depth_frag - - }, - - normal: { - - uniforms: UniformsUtils.merge( [ - UniformsLib.common, - UniformsLib.bumpmap, - UniformsLib.normalmap, - UniformsLib.displacementmap, - { - opacity: { value: 1.0 } - } - ] ), - - vertexShader: ShaderChunk.normal_vert, - fragmentShader: ShaderChunk.normal_frag - - }, - - /* ------------------------------------------------------------------------- - // Cube map shader - ------------------------------------------------------------------------- */ - - cube: { - - uniforms: { - tCube: { value: null }, - tFlip: { value: - 1 }, - opacity: { value: 1.0 } - }, - - vertexShader: ShaderChunk.cube_vert, - fragmentShader: ShaderChunk.cube_frag - - }, - - /* ------------------------------------------------------------------------- - // Cube map shader - ------------------------------------------------------------------------- */ - - equirect: { - - uniforms: { - tEquirect: { value: null }, - tFlip: { value: - 1 } - }, - - vertexShader: ShaderChunk.equirect_vert, - fragmentShader: ShaderChunk.equirect_frag - - }, - - distanceRGBA: { - - uniforms: { - lightPos: { value: new Vector3() } - }, - - vertexShader: ShaderChunk.distanceRGBA_vert, - fragmentShader: ShaderChunk.distanceRGBA_frag - - } - - }; - - ShaderLib.physical = { - - uniforms: UniformsUtils.merge( [ - ShaderLib.standard.uniforms, - { - clearCoat: { value: 0 }, - clearCoatRoughness: { value: 0 } - } - ] ), - - vertexShader: ShaderChunk.meshphysical_vert, - fragmentShader: ShaderChunk.meshphysical_frag - - }; - - /** - * @author bhouston / http://clara.io - */ - - function Box2( min, max ) { - - this.min = ( min !== undefined ) ? min : new Vector2( + Infinity, + Infinity ); - this.max = ( max !== undefined ) ? max : new Vector2( - Infinity, - Infinity ); - - } - - Box2.prototype = { - - constructor: Box2, - - set: function ( min, max ) { - - this.min.copy( min ); - this.max.copy( max ); - - return this; - - }, - - setFromPoints: function ( points ) { - - this.makeEmpty(); - - for ( var i = 0, il = points.length; i < il; i ++ ) { - - this.expandByPoint( points[ i ] ); - - } - - return this; - - }, - - setFromCenterAndSize: function () { - - var v1 = new Vector2(); - - return function setFromCenterAndSize( center, size ) { - - var halfSize = v1.copy( size ).multiplyScalar( 0.5 ); - this.min.copy( center ).sub( halfSize ); - this.max.copy( center ).add( halfSize ); - - return this; - - }; - - }(), - - clone: function () { - - return new this.constructor().copy( this ); - - }, - - copy: function ( box ) { - - this.min.copy( box.min ); - this.max.copy( box.max ); - - return this; - - }, - - makeEmpty: function () { - - this.min.x = this.min.y = + Infinity; - this.max.x = this.max.y = - Infinity; - - return this; - - }, - - isEmpty: function () { - - // this is a more robust check for empty than ( volume <= 0 ) because volume can get positive with two negative axes - - return ( this.max.x < this.min.x ) || ( this.max.y < this.min.y ); - - }, - - getCenter: function ( optionalTarget ) { - - var result = optionalTarget || new Vector2(); - return this.isEmpty() ? result.set( 0, 0 ) : result.addVectors( this.min, this.max ).multiplyScalar( 0.5 ); - - }, - - getSize: function ( optionalTarget ) { - - var result = optionalTarget || new Vector2(); - return this.isEmpty() ? result.set( 0, 0 ) : result.subVectors( this.max, this.min ); - - }, - - expandByPoint: function ( point ) { - - this.min.min( point ); - this.max.max( point ); - - return this; - - }, - - expandByVector: function ( vector ) { - - this.min.sub( vector ); - this.max.add( vector ); - - return this; - - }, - - expandByScalar: function ( scalar ) { - - this.min.addScalar( - scalar ); - this.max.addScalar( scalar ); - - return this; - - }, - - containsPoint: function ( point ) { - - return point.x < this.min.x || point.x > this.max.x || - point.y < this.min.y || point.y > this.max.y ? false : true; - - }, - - containsBox: function ( box ) { - - return this.min.x <= box.min.x && box.max.x <= this.max.x && - this.min.y <= box.min.y && box.max.y <= this.max.y; - - }, - - getParameter: function ( point, optionalTarget ) { - - // This can potentially have a divide by zero if the box - // has a size dimension of 0. - - var result = optionalTarget || new Vector2(); - - return result.set( - ( point.x - this.min.x ) / ( this.max.x - this.min.x ), - ( point.y - this.min.y ) / ( this.max.y - this.min.y ) - ); - - }, - - intersectsBox: function ( box ) { - - // using 6 splitting planes to rule out intersections. - return box.max.x < this.min.x || box.min.x > this.max.x || - box.max.y < this.min.y || box.min.y > this.max.y ? false : true; - - }, - - clampPoint: function ( point, optionalTarget ) { - - var result = optionalTarget || new Vector2(); - return result.copy( point ).clamp( this.min, this.max ); - - }, - - distanceToPoint: function () { - - var v1 = new Vector2(); - - return function distanceToPoint( point ) { - - var clampedPoint = v1.copy( point ).clamp( this.min, this.max ); - return clampedPoint.sub( point ).length(); - - }; - - }(), - - intersect: function ( box ) { - - this.min.max( box.min ); - this.max.min( box.max ); - - return this; - - }, - - union: function ( box ) { - - this.min.min( box.min ); - this.max.max( box.max ); - - return this; - - }, - - translate: function ( offset ) { - - this.min.add( offset ); - this.max.add( offset ); - - return this; - - }, - - equals: function ( box ) { - - return box.min.equals( this.min ) && box.max.equals( this.max ); - - } - - }; - - /** - * @author mikael emtinger / http://gomo.se/ - * @author alteredq / http://alteredqualia.com/ - */ - - function LensFlarePlugin( renderer, flares ) { - - var gl = renderer.context; - var state = renderer.state; - - var vertexBuffer, elementBuffer; - var shader, program, attributes, uniforms; - - var tempTexture, occlusionTexture; - - function init() { - - var vertices = new Float32Array( [ - - 1, - 1, 0, 0, - 1, - 1, 1, 0, - 1, 1, 1, 1, - - 1, 1, 0, 1 - ] ); - - var faces = new Uint16Array( [ - 0, 1, 2, - 0, 2, 3 - ] ); - - // buffers - - vertexBuffer = gl.createBuffer(); - elementBuffer = gl.createBuffer(); - - gl.bindBuffer( gl.ARRAY_BUFFER, vertexBuffer ); - gl.bufferData( gl.ARRAY_BUFFER, vertices, gl.STATIC_DRAW ); - - gl.bindBuffer( gl.ELEMENT_ARRAY_BUFFER, elementBuffer ); - gl.bufferData( gl.ELEMENT_ARRAY_BUFFER, faces, gl.STATIC_DRAW ); - - // textures - - tempTexture = gl.createTexture(); - occlusionTexture = gl.createTexture(); - - state.bindTexture( gl.TEXTURE_2D, tempTexture ); - gl.texImage2D( gl.TEXTURE_2D, 0, gl.RGB, 16, 16, 0, gl.RGB, gl.UNSIGNED_BYTE, null ); - gl.texParameteri( gl.TEXTURE_2D, gl.TEXTURE_WRAP_S, gl.CLAMP_TO_EDGE ); - gl.texParameteri( gl.TEXTURE_2D, gl.TEXTURE_WRAP_T, gl.CLAMP_TO_EDGE ); - gl.texParameteri( gl.TEXTURE_2D, gl.TEXTURE_MAG_FILTER, gl.NEAREST ); - gl.texParameteri( gl.TEXTURE_2D, gl.TEXTURE_MIN_FILTER, gl.NEAREST ); - - state.bindTexture( gl.TEXTURE_2D, occlusionTexture ); - gl.texImage2D( gl.TEXTURE_2D, 0, gl.RGBA, 16, 16, 0, gl.RGBA, gl.UNSIGNED_BYTE, null ); - gl.texParameteri( gl.TEXTURE_2D, gl.TEXTURE_WRAP_S, gl.CLAMP_TO_EDGE ); - gl.texParameteri( gl.TEXTURE_2D, gl.TEXTURE_WRAP_T, gl.CLAMP_TO_EDGE ); - gl.texParameteri( gl.TEXTURE_2D, gl.TEXTURE_MAG_FILTER, gl.NEAREST ); - gl.texParameteri( gl.TEXTURE_2D, gl.TEXTURE_MIN_FILTER, gl.NEAREST ); - - shader = { - - vertexShader: [ - - "uniform lowp int renderType;", - - "uniform vec3 screenPosition;", - "uniform vec2 scale;", - "uniform float rotation;", - - "uniform sampler2D occlusionMap;", - - "attribute vec2 position;", - "attribute vec2 uv;", - - "varying vec2 vUV;", - "varying float vVisibility;", - - "void main() {", - - "vUV = uv;", - - "vec2 pos = position;", - - "if ( renderType == 2 ) {", - - "vec4 visibility = texture2D( occlusionMap, vec2( 0.1, 0.1 ) );", - "visibility += texture2D( occlusionMap, vec2( 0.5, 0.1 ) );", - "visibility += texture2D( occlusionMap, vec2( 0.9, 0.1 ) );", - "visibility += texture2D( occlusionMap, vec2( 0.9, 0.5 ) );", - "visibility += texture2D( occlusionMap, vec2( 0.9, 0.9 ) );", - "visibility += texture2D( occlusionMap, vec2( 0.5, 0.9 ) );", - "visibility += texture2D( occlusionMap, vec2( 0.1, 0.9 ) );", - "visibility += texture2D( occlusionMap, vec2( 0.1, 0.5 ) );", - "visibility += texture2D( occlusionMap, vec2( 0.5, 0.5 ) );", - - "vVisibility = visibility.r / 9.0;", - "vVisibility *= 1.0 - visibility.g / 9.0;", - "vVisibility *= visibility.b / 9.0;", - "vVisibility *= 1.0 - visibility.a / 9.0;", - - "pos.x = cos( rotation ) * position.x - sin( rotation ) * position.y;", - "pos.y = sin( rotation ) * position.x + cos( rotation ) * position.y;", - - "}", - - "gl_Position = vec4( ( pos * scale + screenPosition.xy ).xy, screenPosition.z, 1.0 );", - - "}" - - ].join( "\n" ), - - fragmentShader: [ - - "uniform lowp int renderType;", - - "uniform sampler2D map;", - "uniform float opacity;", - "uniform vec3 color;", - - "varying vec2 vUV;", - "varying float vVisibility;", - - "void main() {", - - // pink square - - "if ( renderType == 0 ) {", - - "gl_FragColor = vec4( 1.0, 0.0, 1.0, 0.0 );", - - // restore - - "} else if ( renderType == 1 ) {", - - "gl_FragColor = texture2D( map, vUV );", - - // flare - - "} else {", - - "vec4 texture = texture2D( map, vUV );", - "texture.a *= opacity * vVisibility;", - "gl_FragColor = texture;", - "gl_FragColor.rgb *= color;", - - "}", - - "}" - - ].join( "\n" ) - - }; - - program = createProgram( shader ); - - attributes = { - vertex: gl.getAttribLocation ( program, "position" ), - uv: gl.getAttribLocation ( program, "uv" ) - }; - - uniforms = { - renderType: gl.getUniformLocation( program, "renderType" ), - map: gl.getUniformLocation( program, "map" ), - occlusionMap: gl.getUniformLocation( program, "occlusionMap" ), - opacity: gl.getUniformLocation( program, "opacity" ), - color: gl.getUniformLocation( program, "color" ), - scale: gl.getUniformLocation( program, "scale" ), - rotation: gl.getUniformLocation( program, "rotation" ), - screenPosition: gl.getUniformLocation( program, "screenPosition" ) - }; - - } - - /* - * Render lens flares - * Method: renders 16x16 0xff00ff-colored points scattered over the light source area, - * reads these back and calculates occlusion. - */ - - this.render = function ( scene, camera, viewport ) { - - if ( flares.length === 0 ) return; - - var tempPosition = new Vector3(); - - var invAspect = viewport.w / viewport.z, - halfViewportWidth = viewport.z * 0.5, - halfViewportHeight = viewport.w * 0.5; - - var size = 16 / viewport.w, - scale = new Vector2( size * invAspect, size ); - - var screenPosition = new Vector3( 1, 1, 0 ), - screenPositionPixels = new Vector2( 1, 1 ); - - var validArea = new Box2(); - - validArea.min.set( viewport.x, viewport.y ); - validArea.max.set( viewport.x + ( viewport.z - 16 ), viewport.y + ( viewport.w - 16 ) ); - - if ( program === undefined ) { - - init(); - - } - - gl.useProgram( program ); - - state.initAttributes(); - state.enableAttribute( attributes.vertex ); - state.enableAttribute( attributes.uv ); - state.disableUnusedAttributes(); - - // loop through all lens flares to update their occlusion and positions - // setup gl and common used attribs/uniforms - - gl.uniform1i( uniforms.occlusionMap, 0 ); - gl.uniform1i( uniforms.map, 1 ); - - gl.bindBuffer( gl.ARRAY_BUFFER, vertexBuffer ); - gl.vertexAttribPointer( attributes.vertex, 2, gl.FLOAT, false, 2 * 8, 0 ); - gl.vertexAttribPointer( attributes.uv, 2, gl.FLOAT, false, 2 * 8, 8 ); - - gl.bindBuffer( gl.ELEMENT_ARRAY_BUFFER, elementBuffer ); - - state.disable( gl.CULL_FACE ); - state.setDepthWrite( false ); - - for ( var i = 0, l = flares.length; i < l; i ++ ) { - - size = 16 / viewport.w; - scale.set( size * invAspect, size ); - - // calc object screen position - - var flare = flares[ i ]; - - tempPosition.set( flare.matrixWorld.elements[ 12 ], flare.matrixWorld.elements[ 13 ], flare.matrixWorld.elements[ 14 ] ); - - tempPosition.applyMatrix4( camera.matrixWorldInverse ); - tempPosition.applyMatrix4( camera.projectionMatrix ); - - // setup arrays for gl programs - - screenPosition.copy( tempPosition ); - - // horizontal and vertical coordinate of the lower left corner of the pixels to copy - - screenPositionPixels.x = viewport.x + ( screenPosition.x * halfViewportWidth ) + halfViewportWidth - 8; - screenPositionPixels.y = viewport.y + ( screenPosition.y * halfViewportHeight ) + halfViewportHeight - 8; - - // screen cull - - if ( validArea.containsPoint( screenPositionPixels ) === true ) { - - // save current RGB to temp texture - - state.activeTexture( gl.TEXTURE0 ); - state.bindTexture( gl.TEXTURE_2D, null ); - state.activeTexture( gl.TEXTURE1 ); - state.bindTexture( gl.TEXTURE_2D, tempTexture ); - gl.copyTexImage2D( gl.TEXTURE_2D, 0, gl.RGB, screenPositionPixels.x, screenPositionPixels.y, 16, 16, 0 ); - - - // render pink quad - - gl.uniform1i( uniforms.renderType, 0 ); - gl.uniform2f( uniforms.scale, scale.x, scale.y ); - gl.uniform3f( uniforms.screenPosition, screenPosition.x, screenPosition.y, screenPosition.z ); - - state.disable( gl.BLEND ); - state.enable( gl.DEPTH_TEST ); - - gl.drawElements( gl.TRIANGLES, 6, gl.UNSIGNED_SHORT, 0 ); - - - // copy result to occlusionMap - - state.activeTexture( gl.TEXTURE0 ); - state.bindTexture( gl.TEXTURE_2D, occlusionTexture ); - gl.copyTexImage2D( gl.TEXTURE_2D, 0, gl.RGBA, screenPositionPixels.x, screenPositionPixels.y, 16, 16, 0 ); - - - // restore graphics - - gl.uniform1i( uniforms.renderType, 1 ); - state.disable( gl.DEPTH_TEST ); - - state.activeTexture( gl.TEXTURE1 ); - state.bindTexture( gl.TEXTURE_2D, tempTexture ); - gl.drawElements( gl.TRIANGLES, 6, gl.UNSIGNED_SHORT, 0 ); - - - // update object positions - - flare.positionScreen.copy( screenPosition ); - - if ( flare.customUpdateCallback ) { - - flare.customUpdateCallback( flare ); - - } else { - - flare.updateLensFlares(); - - } - - // render flares - - gl.uniform1i( uniforms.renderType, 2 ); - state.enable( gl.BLEND ); - - for ( var j = 0, jl = flare.lensFlares.length; j < jl; j ++ ) { - - var sprite = flare.lensFlares[ j ]; - - if ( sprite.opacity > 0.001 && sprite.scale > 0.001 ) { - - screenPosition.x = sprite.x; - screenPosition.y = sprite.y; - screenPosition.z = sprite.z; - - size = sprite.size * sprite.scale / viewport.w; - - scale.x = size * invAspect; - scale.y = size; - - gl.uniform3f( uniforms.screenPosition, screenPosition.x, screenPosition.y, screenPosition.z ); - gl.uniform2f( uniforms.scale, scale.x, scale.y ); - gl.uniform1f( uniforms.rotation, sprite.rotation ); - - gl.uniform1f( uniforms.opacity, sprite.opacity ); - gl.uniform3f( uniforms.color, sprite.color.r, sprite.color.g, sprite.color.b ); - - state.setBlending( sprite.blending, sprite.blendEquation, sprite.blendSrc, sprite.blendDst ); - renderer.setTexture2D( sprite.texture, 1 ); - - gl.drawElements( gl.TRIANGLES, 6, gl.UNSIGNED_SHORT, 0 ); - - } - - } - - } - - } - - // restore gl - - state.enable( gl.CULL_FACE ); - state.enable( gl.DEPTH_TEST ); - state.setDepthWrite( true ); - - renderer.resetGLState(); - - }; - - function createProgram( shader ) { - - var program = gl.createProgram(); - - var fragmentShader = gl.createShader( gl.FRAGMENT_SHADER ); - var vertexShader = gl.createShader( gl.VERTEX_SHADER ); - - var prefix = "precision " + renderer.getPrecision() + " float;\n"; - - gl.shaderSource( fragmentShader, prefix + shader.fragmentShader ); - gl.shaderSource( vertexShader, prefix + shader.vertexShader ); - - gl.compileShader( fragmentShader ); - gl.compileShader( vertexShader ); - - gl.attachShader( program, fragmentShader ); - gl.attachShader( program, vertexShader ); - - gl.linkProgram( program ); - - return program; - - } - - } - - /** - * @author mikael emtinger / http://gomo.se/ - * @author alteredq / http://alteredqualia.com/ - */ - - function SpritePlugin( renderer, sprites ) { - - var gl = renderer.context; - var state = renderer.state; - - var vertexBuffer, elementBuffer; - var program, attributes, uniforms; - - var texture; - - // decompose matrixWorld - - var spritePosition = new Vector3(); - var spriteRotation = new Quaternion(); - var spriteScale = new Vector3(); - - function init() { - - var vertices = new Float32Array( [ - - 0.5, - 0.5, 0, 0, - 0.5, - 0.5, 1, 0, - 0.5, 0.5, 1, 1, - - 0.5, 0.5, 0, 1 - ] ); - - var faces = new Uint16Array( [ - 0, 1, 2, - 0, 2, 3 - ] ); - - vertexBuffer = gl.createBuffer(); - elementBuffer = gl.createBuffer(); - - gl.bindBuffer( gl.ARRAY_BUFFER, vertexBuffer ); - gl.bufferData( gl.ARRAY_BUFFER, vertices, gl.STATIC_DRAW ); - - gl.bindBuffer( gl.ELEMENT_ARRAY_BUFFER, elementBuffer ); - gl.bufferData( gl.ELEMENT_ARRAY_BUFFER, faces, gl.STATIC_DRAW ); - - program = createProgram(); - - attributes = { - position: gl.getAttribLocation ( program, 'position' ), - uv: gl.getAttribLocation ( program, 'uv' ) - }; - - uniforms = { - uvOffset: gl.getUniformLocation( program, 'uvOffset' ), - uvScale: gl.getUniformLocation( program, 'uvScale' ), - - rotation: gl.getUniformLocation( program, 'rotation' ), - scale: gl.getUniformLocation( program, 'scale' ), - - color: gl.getUniformLocation( program, 'color' ), - map: gl.getUniformLocation( program, 'map' ), - opacity: gl.getUniformLocation( program, 'opacity' ), - - modelViewMatrix: gl.getUniformLocation( program, 'modelViewMatrix' ), - projectionMatrix: gl.getUniformLocation( program, 'projectionMatrix' ), - - fogType: gl.getUniformLocation( program, 'fogType' ), - fogDensity: gl.getUniformLocation( program, 'fogDensity' ), - fogNear: gl.getUniformLocation( program, 'fogNear' ), - fogFar: gl.getUniformLocation( program, 'fogFar' ), - fogColor: gl.getUniformLocation( program, 'fogColor' ), - - alphaTest: gl.getUniformLocation( program, 'alphaTest' ) - }; - - var canvas = document.createElementNS( 'http://www.w3.org/1999/xhtml', 'canvas' ); - canvas.width = 8; - canvas.height = 8; - - var context = canvas.getContext( '2d' ); - context.fillStyle = 'white'; - context.fillRect( 0, 0, 8, 8 ); - - texture = new Texture( canvas ); - texture.needsUpdate = true; - - } - - this.render = function ( scene, camera ) { - - if ( sprites.length === 0 ) return; - - // setup gl - - if ( program === undefined ) { - - init(); - - } - - gl.useProgram( program ); - - state.initAttributes(); - state.enableAttribute( attributes.position ); - state.enableAttribute( attributes.uv ); - state.disableUnusedAttributes(); - - state.disable( gl.CULL_FACE ); - state.enable( gl.BLEND ); - - gl.bindBuffer( gl.ARRAY_BUFFER, vertexBuffer ); - gl.vertexAttribPointer( attributes.position, 2, gl.FLOAT, false, 2 * 8, 0 ); - gl.vertexAttribPointer( attributes.uv, 2, gl.FLOAT, false, 2 * 8, 8 ); - - gl.bindBuffer( gl.ELEMENT_ARRAY_BUFFER, elementBuffer ); - - gl.uniformMatrix4fv( uniforms.projectionMatrix, false, camera.projectionMatrix.elements ); - - state.activeTexture( gl.TEXTURE0 ); - gl.uniform1i( uniforms.map, 0 ); - - var oldFogType = 0; - var sceneFogType = 0; - var fog = scene.fog; - - if ( fog ) { - - gl.uniform3f( uniforms.fogColor, fog.color.r, fog.color.g, fog.color.b ); - - if ( fog.isFog ) { - - gl.uniform1f( uniforms.fogNear, fog.near ); - gl.uniform1f( uniforms.fogFar, fog.far ); - - gl.uniform1i( uniforms.fogType, 1 ); - oldFogType = 1; - sceneFogType = 1; - - } else if ( fog.isFogExp2 ) { - - gl.uniform1f( uniforms.fogDensity, fog.density ); - - gl.uniform1i( uniforms.fogType, 2 ); - oldFogType = 2; - sceneFogType = 2; - - } - - } else { - - gl.uniform1i( uniforms.fogType, 0 ); - oldFogType = 0; - sceneFogType = 0; - - } - - - // update positions and sort - - for ( var i = 0, l = sprites.length; i < l; i ++ ) { - - var sprite = sprites[ i ]; - - sprite.modelViewMatrix.multiplyMatrices( camera.matrixWorldInverse, sprite.matrixWorld ); - sprite.z = - sprite.modelViewMatrix.elements[ 14 ]; - - } - - sprites.sort( painterSortStable ); - - // render all sprites - - var scale = []; - - for ( var i = 0, l = sprites.length; i < l; i ++ ) { - - var sprite = sprites[ i ]; - var material = sprite.material; - - if ( material.visible === false ) continue; - - gl.uniform1f( uniforms.alphaTest, material.alphaTest ); - gl.uniformMatrix4fv( uniforms.modelViewMatrix, false, sprite.modelViewMatrix.elements ); - - sprite.matrixWorld.decompose( spritePosition, spriteRotation, spriteScale ); - - scale[ 0 ] = spriteScale.x; - scale[ 1 ] = spriteScale.y; - - var fogType = 0; - - if ( scene.fog && material.fog ) { - - fogType = sceneFogType; - - } - - if ( oldFogType !== fogType ) { - - gl.uniform1i( uniforms.fogType, fogType ); - oldFogType = fogType; - - } - - if ( material.map !== null ) { - - gl.uniform2f( uniforms.uvOffset, material.map.offset.x, material.map.offset.y ); - gl.uniform2f( uniforms.uvScale, material.map.repeat.x, material.map.repeat.y ); - - } else { - - gl.uniform2f( uniforms.uvOffset, 0, 0 ); - gl.uniform2f( uniforms.uvScale, 1, 1 ); - - } - - gl.uniform1f( uniforms.opacity, material.opacity ); - gl.uniform3f( uniforms.color, material.color.r, material.color.g, material.color.b ); - - gl.uniform1f( uniforms.rotation, material.rotation ); - gl.uniform2fv( uniforms.scale, scale ); - - state.setBlending( material.blending, material.blendEquation, material.blendSrc, material.blendDst ); - state.setDepthTest( material.depthTest ); - state.setDepthWrite( material.depthWrite ); - - if ( material.map ) { - - renderer.setTexture2D( material.map, 0 ); - - } else { - - renderer.setTexture2D( texture, 0 ); - - } - - gl.drawElements( gl.TRIANGLES, 6, gl.UNSIGNED_SHORT, 0 ); - - } - - // restore gl - - state.enable( gl.CULL_FACE ); - - renderer.resetGLState(); - - }; - - function createProgram() { - - var program = gl.createProgram(); - - var vertexShader = gl.createShader( gl.VERTEX_SHADER ); - var fragmentShader = gl.createShader( gl.FRAGMENT_SHADER ); - - gl.shaderSource( vertexShader, [ - - 'precision ' + renderer.getPrecision() + ' float;', - - 'uniform mat4 modelViewMatrix;', - 'uniform mat4 projectionMatrix;', - 'uniform float rotation;', - 'uniform vec2 scale;', - 'uniform vec2 uvOffset;', - 'uniform vec2 uvScale;', - - 'attribute vec2 position;', - 'attribute vec2 uv;', - - 'varying vec2 vUV;', - - 'void main() {', - - 'vUV = uvOffset + uv * uvScale;', - - 'vec2 alignedPosition = position * scale;', - - 'vec2 rotatedPosition;', - 'rotatedPosition.x = cos( rotation ) * alignedPosition.x - sin( rotation ) * alignedPosition.y;', - 'rotatedPosition.y = sin( rotation ) * alignedPosition.x + cos( rotation ) * alignedPosition.y;', - - 'vec4 finalPosition;', - - 'finalPosition = modelViewMatrix * vec4( 0.0, 0.0, 0.0, 1.0 );', - 'finalPosition.xy += rotatedPosition;', - 'finalPosition = projectionMatrix * finalPosition;', - - 'gl_Position = finalPosition;', - - '}' - - ].join( '\n' ) ); - - gl.shaderSource( fragmentShader, [ - - 'precision ' + renderer.getPrecision() + ' float;', - - 'uniform vec3 color;', - 'uniform sampler2D map;', - 'uniform float opacity;', - - 'uniform int fogType;', - 'uniform vec3 fogColor;', - 'uniform float fogDensity;', - 'uniform float fogNear;', - 'uniform float fogFar;', - 'uniform float alphaTest;', - - 'varying vec2 vUV;', - - 'void main() {', - - 'vec4 texture = texture2D( map, vUV );', - - 'if ( texture.a < alphaTest ) discard;', - - 'gl_FragColor = vec4( color * texture.xyz, texture.a * opacity );', - - 'if ( fogType > 0 ) {', - - 'float depth = gl_FragCoord.z / gl_FragCoord.w;', - 'float fogFactor = 0.0;', - - 'if ( fogType == 1 ) {', - - 'fogFactor = smoothstep( fogNear, fogFar, depth );', - - '} else {', - - 'const float LOG2 = 1.442695;', - 'fogFactor = exp2( - fogDensity * fogDensity * depth * depth * LOG2 );', - 'fogFactor = 1.0 - clamp( fogFactor, 0.0, 1.0 );', - - '}', - - 'gl_FragColor = mix( gl_FragColor, vec4( fogColor, gl_FragColor.w ), fogFactor );', - - '}', - - '}' - - ].join( '\n' ) ); - - gl.compileShader( vertexShader ); - gl.compileShader( fragmentShader ); - - gl.attachShader( program, vertexShader ); - gl.attachShader( program, fragmentShader ); - - gl.linkProgram( program ); - - return program; - - } - - function painterSortStable( a, b ) { - - if ( a.renderOrder !== b.renderOrder ) { - - return a.renderOrder - b.renderOrder; - - } else if ( a.z !== b.z ) { - - return b.z - a.z; - - } else { - - return b.id - a.id; - - } - - } - - } - - /** - * @author mrdoob / http://mrdoob.com/ - * @author alteredq / http://alteredqualia.com/ - */ - - var materialId = 0; - - function Material() { - - Object.defineProperty( this, 'id', { value: materialId ++ } ); - - this.uuid = _Math.generateUUID(); - - this.name = ''; - this.type = 'Material'; - - this.fog = true; - this.lights = true; - - this.blending = NormalBlending; - this.side = FrontSide; - this.shading = SmoothShading; // THREE.FlatShading, THREE.SmoothShading - this.vertexColors = NoColors; // THREE.NoColors, THREE.VertexColors, THREE.FaceColors - - this.opacity = 1; - this.transparent = false; - - this.blendSrc = SrcAlphaFactor; - this.blendDst = OneMinusSrcAlphaFactor; - this.blendEquation = AddEquation; - this.blendSrcAlpha = null; - this.blendDstAlpha = null; - this.blendEquationAlpha = null; - - this.depthFunc = LessEqualDepth; - this.depthTest = true; - this.depthWrite = true; - - this.clippingPlanes = null; - this.clipIntersection = false; - this.clipShadows = false; - - this.colorWrite = true; - - this.precision = null; // override the renderer's default precision for this material - - this.polygonOffset = false; - this.polygonOffsetFactor = 0; - this.polygonOffsetUnits = 0; - - this.alphaTest = 0; - this.premultipliedAlpha = false; - - this.overdraw = 0; // Overdrawn pixels (typically between 0 and 1) for fixing antialiasing gaps in CanvasRenderer - - this.visible = true; - - this._needsUpdate = true; - - } - - Material.prototype = { - - constructor: Material, - - isMaterial: true, - - get needsUpdate() { - - return this._needsUpdate; - - }, - - set needsUpdate( value ) { - - if ( value === true ) this.update(); - this._needsUpdate = value; - - }, - - setValues: function ( values ) { - - if ( values === undefined ) return; - - for ( var key in values ) { - - var newValue = values[ key ]; - - if ( newValue === undefined ) { - - console.warn( "THREE.Material: '" + key + "' parameter is undefined." ); - continue; - - } - - var currentValue = this[ key ]; - - if ( currentValue === undefined ) { - - console.warn( "THREE." + this.type + ": '" + key + "' is not a property of this material." ); - continue; - - } - - if ( currentValue && currentValue.isColor ) { - - currentValue.set( newValue ); - - } else if ( ( currentValue && currentValue.isVector3 ) && ( newValue && newValue.isVector3 ) ) { - - currentValue.copy( newValue ); - - } else if ( key === 'overdraw' ) { - - // ensure overdraw is backwards-compatible with legacy boolean type - this[ key ] = Number( newValue ); - - } else { - - this[ key ] = newValue; - - } - - } - - }, - - toJSON: function ( meta ) { - - var isRoot = meta === undefined; - - if ( isRoot ) { - - meta = { - textures: {}, - images: {} - }; - - } - - var data = { - metadata: { - version: 4.4, - type: 'Material', - generator: 'Material.toJSON' - } - }; - - // standard Material serialization - data.uuid = this.uuid; - data.type = this.type; - - if ( this.name !== '' ) data.name = this.name; - - if ( this.color && this.color.isColor ) data.color = this.color.getHex(); - - if ( this.roughness !== undefined ) data.roughness = this.roughness; - if ( this.metalness !== undefined ) data.metalness = this.metalness; - - if ( this.emissive && this.emissive.isColor ) data.emissive = this.emissive.getHex(); - if ( this.specular && this.specular.isColor ) data.specular = this.specular.getHex(); - if ( this.shininess !== undefined ) data.shininess = this.shininess; - if ( this.clearCoat !== undefined ) data.clearCoat = this.clearCoat; - if ( this.clearCoatRoughness !== undefined ) data.clearCoatRoughness = this.clearCoatRoughness; - - if ( this.map && this.map.isTexture ) data.map = this.map.toJSON( meta ).uuid; - if ( this.alphaMap && this.alphaMap.isTexture ) data.alphaMap = this.alphaMap.toJSON( meta ).uuid; - if ( this.lightMap && this.lightMap.isTexture ) data.lightMap = this.lightMap.toJSON( meta ).uuid; - if ( this.bumpMap && this.bumpMap.isTexture ) { - - data.bumpMap = this.bumpMap.toJSON( meta ).uuid; - data.bumpScale = this.bumpScale; - - } - if ( this.normalMap && this.normalMap.isTexture ) { - - data.normalMap = this.normalMap.toJSON( meta ).uuid; - data.normalScale = this.normalScale.toArray(); - - } - if ( this.displacementMap && this.displacementMap.isTexture ) { - - data.displacementMap = this.displacementMap.toJSON( meta ).uuid; - data.displacementScale = this.displacementScale; - data.displacementBias = this.displacementBias; - - } - if ( this.roughnessMap && this.roughnessMap.isTexture ) data.roughnessMap = this.roughnessMap.toJSON( meta ).uuid; - if ( this.metalnessMap && this.metalnessMap.isTexture ) data.metalnessMap = this.metalnessMap.toJSON( meta ).uuid; - - if ( this.emissiveMap && this.emissiveMap.isTexture ) data.emissiveMap = this.emissiveMap.toJSON( meta ).uuid; - if ( this.specularMap && this.specularMap.isTexture ) data.specularMap = this.specularMap.toJSON( meta ).uuid; - - if ( this.envMap && this.envMap.isTexture ) { - - data.envMap = this.envMap.toJSON( meta ).uuid; - data.reflectivity = this.reflectivity; // Scale behind envMap - - } - - if ( this.gradientMap && this.gradientMap.isTexture ) { - - data.gradientMap = this.gradientMap.toJSON( meta ).uuid; - - } - - if ( this.size !== undefined ) data.size = this.size; - if ( this.sizeAttenuation !== undefined ) data.sizeAttenuation = this.sizeAttenuation; - - if ( this.blending !== NormalBlending ) data.blending = this.blending; - if ( this.shading !== SmoothShading ) data.shading = this.shading; - if ( this.side !== FrontSide ) data.side = this.side; - if ( this.vertexColors !== NoColors ) data.vertexColors = this.vertexColors; - - if ( this.opacity < 1 ) data.opacity = this.opacity; - if ( this.transparent === true ) data.transparent = this.transparent; - - data.depthFunc = this.depthFunc; - data.depthTest = this.depthTest; - data.depthWrite = this.depthWrite; - - if ( this.alphaTest > 0 ) data.alphaTest = this.alphaTest; - if ( this.premultipliedAlpha === true ) data.premultipliedAlpha = this.premultipliedAlpha; - if ( this.wireframe === true ) data.wireframe = this.wireframe; - if ( this.wireframeLinewidth > 1 ) data.wireframeLinewidth = this.wireframeLinewidth; - if ( this.wireframeLinecap !== 'round' ) data.wireframeLinecap = this.wireframeLinecap; - if ( this.wireframeLinejoin !== 'round' ) data.wireframeLinejoin = this.wireframeLinejoin; - - data.skinning = this.skinning; - data.morphTargets = this.morphTargets; - - // TODO: Copied from Object3D.toJSON - - function extractFromCache( cache ) { - - var values = []; - - for ( var key in cache ) { - - var data = cache[ key ]; - delete data.metadata; - values.push( data ); - - } - - return values; - - } - - if ( isRoot ) { - - var textures = extractFromCache( meta.textures ); - var images = extractFromCache( meta.images ); - - if ( textures.length > 0 ) data.textures = textures; - if ( images.length > 0 ) data.images = images; - - } - - return data; - - }, - - clone: function () { - - return new this.constructor().copy( this ); - - }, - - copy: function ( source ) { - - this.name = source.name; - - this.fog = source.fog; - this.lights = source.lights; - - this.blending = source.blending; - this.side = source.side; - this.shading = source.shading; - this.vertexColors = source.vertexColors; - - this.opacity = source.opacity; - this.transparent = source.transparent; - - this.blendSrc = source.blendSrc; - this.blendDst = source.blendDst; - this.blendEquation = source.blendEquation; - this.blendSrcAlpha = source.blendSrcAlpha; - this.blendDstAlpha = source.blendDstAlpha; - this.blendEquationAlpha = source.blendEquationAlpha; - - this.depthFunc = source.depthFunc; - this.depthTest = source.depthTest; - this.depthWrite = source.depthWrite; - - this.colorWrite = source.colorWrite; - - this.precision = source.precision; - - this.polygonOffset = source.polygonOffset; - this.polygonOffsetFactor = source.polygonOffsetFactor; - this.polygonOffsetUnits = source.polygonOffsetUnits; - - this.alphaTest = source.alphaTest; - - this.premultipliedAlpha = source.premultipliedAlpha; - - this.overdraw = source.overdraw; - - this.visible = source.visible; - this.clipShadows = source.clipShadows; - this.clipIntersection = source.clipIntersection; - - var srcPlanes = source.clippingPlanes, - dstPlanes = null; - - if ( srcPlanes !== null ) { - - var n = srcPlanes.length; - dstPlanes = new Array( n ); - - for ( var i = 0; i !== n; ++ i ) - dstPlanes[ i ] = srcPlanes[ i ].clone(); - - } - - this.clippingPlanes = dstPlanes; - - return this; - - }, - - update: function () { - - this.dispatchEvent( { type: 'update' } ); - - }, - - dispose: function () { - - this.dispatchEvent( { type: 'dispose' } ); - - } - - }; - - Object.assign( Material.prototype, EventDispatcher.prototype ); - - /** - * @author alteredq / http://alteredqualia.com/ - * - * parameters = { - * defines: { "label" : "value" }, - * uniforms: { "parameter1": { value: 1.0 }, "parameter2": { value2: 2 } }, - * - * fragmentShader: , - * vertexShader: , - * - * wireframe: , - * wireframeLinewidth: , - * - * lights: , - * - * skinning: , - * morphTargets: , - * morphNormals: - * } - */ - - function ShaderMaterial( parameters ) { - - Material.call( this ); - - this.type = 'ShaderMaterial'; - - this.defines = {}; - this.uniforms = {}; - - this.vertexShader = 'void main() {\n\tgl_Position = projectionMatrix * modelViewMatrix * vec4( position, 1.0 );\n}'; - this.fragmentShader = 'void main() {\n\tgl_FragColor = vec4( 1.0, 0.0, 0.0, 1.0 );\n}'; - - this.linewidth = 1; - - this.wireframe = false; - this.wireframeLinewidth = 1; - - this.fog = false; // set to use scene fog - this.lights = false; // set to use scene lights - this.clipping = false; // set to use user-defined clipping planes - - this.skinning = false; // set to use skinning attribute streams - this.morphTargets = false; // set to use morph targets - this.morphNormals = false; // set to use morph normals - - this.extensions = { - derivatives: false, // set to use derivatives - fragDepth: false, // set to use fragment depth values - drawBuffers: false, // set to use draw buffers - shaderTextureLOD: false // set to use shader texture LOD - }; - - // When rendered geometry doesn't include these attributes but the material does, - // use these default values in WebGL. This avoids errors when buffer data is missing. - this.defaultAttributeValues = { - 'color': [ 1, 1, 1 ], - 'uv': [ 0, 0 ], - 'uv2': [ 0, 0 ] - }; - - this.index0AttributeName = undefined; - - if ( parameters !== undefined ) { - - if ( parameters.attributes !== undefined ) { - - console.error( 'THREE.ShaderMaterial: attributes should now be defined in THREE.BufferGeometry instead.' ); - - } - - this.setValues( parameters ); - - } - - } - - ShaderMaterial.prototype = Object.create( Material.prototype ); - ShaderMaterial.prototype.constructor = ShaderMaterial; - - ShaderMaterial.prototype.isShaderMaterial = true; - - ShaderMaterial.prototype.copy = function ( source ) { - - Material.prototype.copy.call( this, source ); - - this.fragmentShader = source.fragmentShader; - this.vertexShader = source.vertexShader; - - this.uniforms = UniformsUtils.clone( source.uniforms ); - - this.defines = source.defines; - - this.wireframe = source.wireframe; - this.wireframeLinewidth = source.wireframeLinewidth; - - this.lights = source.lights; - this.clipping = source.clipping; - - this.skinning = source.skinning; - - this.morphTargets = source.morphTargets; - this.morphNormals = source.morphNormals; - - this.extensions = source.extensions; - - return this; - - }; - - ShaderMaterial.prototype.toJSON = function ( meta ) { - - var data = Material.prototype.toJSON.call( this, meta ); - - data.uniforms = this.uniforms; - data.vertexShader = this.vertexShader; - data.fragmentShader = this.fragmentShader; - - return data; - - }; - - /** - * @author mrdoob / http://mrdoob.com/ - * @author alteredq / http://alteredqualia.com/ - * @author bhouston / https://clara.io - * @author WestLangley / http://github.com/WestLangley - * - * parameters = { - * - * opacity: , - * - * map: new THREE.Texture( ), - * - * alphaMap: new THREE.Texture( ), - * - * displacementMap: new THREE.Texture( ), - * displacementScale: , - * displacementBias: , - * - * wireframe: , - * wireframeLinewidth: - * } - */ - - function MeshDepthMaterial( parameters ) { - - Material.call( this ); - - this.type = 'MeshDepthMaterial'; - - this.depthPacking = BasicDepthPacking; - - this.skinning = false; - this.morphTargets = false; - - this.map = null; - - this.alphaMap = null; - - this.displacementMap = null; - this.displacementScale = 1; - this.displacementBias = 0; - - this.wireframe = false; - this.wireframeLinewidth = 1; - - this.fog = false; - this.lights = false; - - this.setValues( parameters ); - - } - - MeshDepthMaterial.prototype = Object.create( Material.prototype ); - MeshDepthMaterial.prototype.constructor = MeshDepthMaterial; - - MeshDepthMaterial.prototype.isMeshDepthMaterial = true; - - MeshDepthMaterial.prototype.copy = function ( source ) { - - Material.prototype.copy.call( this, source ); - - this.depthPacking = source.depthPacking; - - this.skinning = source.skinning; - this.morphTargets = source.morphTargets; - - this.map = source.map; - - this.alphaMap = source.alphaMap; - - this.displacementMap = source.displacementMap; - this.displacementScale = source.displacementScale; - this.displacementBias = source.displacementBias; - - this.wireframe = source.wireframe; - this.wireframeLinewidth = source.wireframeLinewidth; - - return this; - - }; - - /** - * @author bhouston / http://clara.io - * @author WestLangley / http://github.com/WestLangley - */ - - function Box3( min, max ) { - - this.min = ( min !== undefined ) ? min : new Vector3( + Infinity, + Infinity, + Infinity ); - this.max = ( max !== undefined ) ? max : new Vector3( - Infinity, - Infinity, - Infinity ); - - } - - Box3.prototype = { - - constructor: Box3, - - isBox3: true, - - set: function ( min, max ) { - - this.min.copy( min ); - this.max.copy( max ); - - return this; - - }, - - setFromArray: function ( array ) { - - var minX = + Infinity; - var minY = + Infinity; - var minZ = + Infinity; - - var maxX = - Infinity; - var maxY = - Infinity; - var maxZ = - Infinity; - - for ( var i = 0, l = array.length; i < l; i += 3 ) { - - var x = array[ i ]; - var y = array[ i + 1 ]; - var z = array[ i + 2 ]; - - if ( x < minX ) minX = x; - if ( y < minY ) minY = y; - if ( z < minZ ) minZ = z; - - if ( x > maxX ) maxX = x; - if ( y > maxY ) maxY = y; - if ( z > maxZ ) maxZ = z; - - } - - this.min.set( minX, minY, minZ ); - this.max.set( maxX, maxY, maxZ ); - - return this; - - }, - - setFromBufferAttribute: function ( attribute ) { - - var minX = + Infinity; - var minY = + Infinity; - var minZ = + Infinity; - - var maxX = - Infinity; - var maxY = - Infinity; - var maxZ = - Infinity; - - for ( var i = 0, l = attribute.count; i < l; i ++ ) { - - var x = attribute.getX( i ); - var y = attribute.getY( i ); - var z = attribute.getZ( i ); - - if ( x < minX ) minX = x; - if ( y < minY ) minY = y; - if ( z < minZ ) minZ = z; - - if ( x > maxX ) maxX = x; - if ( y > maxY ) maxY = y; - if ( z > maxZ ) maxZ = z; - - } - - this.min.set( minX, minY, minZ ); - this.max.set( maxX, maxY, maxZ ); - - return this; - - }, - - setFromPoints: function ( points ) { - - this.makeEmpty(); - - for ( var i = 0, il = points.length; i < il; i ++ ) { - - this.expandByPoint( points[ i ] ); - - } - - return this; - - }, - - setFromCenterAndSize: function () { - - var v1 = new Vector3(); - - return function setFromCenterAndSize( center, size ) { - - var halfSize = v1.copy( size ).multiplyScalar( 0.5 ); - - this.min.copy( center ).sub( halfSize ); - this.max.copy( center ).add( halfSize ); - - return this; - - }; - - }(), - - setFromObject: function ( object ) { - - this.makeEmpty(); - - return this.expandByObject( object ); - - }, - - clone: function () { - - return new this.constructor().copy( this ); - - }, - - copy: function ( box ) { - - this.min.copy( box.min ); - this.max.copy( box.max ); - - return this; - - }, - - makeEmpty: function () { - - this.min.x = this.min.y = this.min.z = + Infinity; - this.max.x = this.max.y = this.max.z = - Infinity; - - return this; - - }, - - isEmpty: function () { - - // this is a more robust check for empty than ( volume <= 0 ) because volume can get positive with two negative axes - - return ( this.max.x < this.min.x ) || ( this.max.y < this.min.y ) || ( this.max.z < this.min.z ); - - }, - - getCenter: function ( optionalTarget ) { - - var result = optionalTarget || new Vector3(); - return this.isEmpty() ? result.set( 0, 0, 0 ) : result.addVectors( this.min, this.max ).multiplyScalar( 0.5 ); - - }, - - getSize: function ( optionalTarget ) { - - var result = optionalTarget || new Vector3(); - return this.isEmpty() ? result.set( 0, 0, 0 ) : result.subVectors( this.max, this.min ); - - }, - - expandByPoint: function ( point ) { - - this.min.min( point ); - this.max.max( point ); - - return this; - - }, - - expandByVector: function ( vector ) { - - this.min.sub( vector ); - this.max.add( vector ); - - return this; - - }, - - expandByScalar: function ( scalar ) { - - this.min.addScalar( - scalar ); - this.max.addScalar( scalar ); - - return this; - - }, - - expandByObject: function () { - - // Computes the world-axis-aligned bounding box of an object (including its children), - // accounting for both the object's, and children's, world transforms - - var v1 = new Vector3(); - - return function expandByObject( object ) { - - var scope = this; - - object.updateMatrixWorld( true ); - - object.traverse( function ( node ) { - - var i, l; - - var geometry = node.geometry; - - if ( geometry !== undefined ) { - - if ( geometry.isGeometry ) { - - var vertices = geometry.vertices; - - for ( i = 0, l = vertices.length; i < l; i ++ ) { - - v1.copy( vertices[ i ] ); - v1.applyMatrix4( node.matrixWorld ); - - scope.expandByPoint( v1 ); - - } - - } else if ( geometry.isBufferGeometry ) { - - var attribute = geometry.attributes.position; - - if ( attribute !== undefined ) { - - for ( i = 0, l = attribute.count; i < l; i ++ ) { - - v1.fromBufferAttribute( attribute, i ).applyMatrix4( node.matrixWorld ); - - scope.expandByPoint( v1 ); - - } - - } - - } - - } - - } ); - - return this; - - }; - - }(), - - containsPoint: function ( point ) { - - return point.x < this.min.x || point.x > this.max.x || - point.y < this.min.y || point.y > this.max.y || - point.z < this.min.z || point.z > this.max.z ? false : true; - - }, - - containsBox: function ( box ) { - - return this.min.x <= box.min.x && box.max.x <= this.max.x && - this.min.y <= box.min.y && box.max.y <= this.max.y && - this.min.z <= box.min.z && box.max.z <= this.max.z; - - }, - - getParameter: function ( point, optionalTarget ) { - - // This can potentially have a divide by zero if the box - // has a size dimension of 0. - - var result = optionalTarget || new Vector3(); - - return result.set( - ( point.x - this.min.x ) / ( this.max.x - this.min.x ), - ( point.y - this.min.y ) / ( this.max.y - this.min.y ), - ( point.z - this.min.z ) / ( this.max.z - this.min.z ) - ); - - }, - - intersectsBox: function ( box ) { - - // using 6 splitting planes to rule out intersections. - return box.max.x < this.min.x || box.min.x > this.max.x || - box.max.y < this.min.y || box.min.y > this.max.y || - box.max.z < this.min.z || box.min.z > this.max.z ? false : true; - - }, - - intersectsSphere: ( function () { - - var closestPoint; - - return function intersectsSphere( sphere ) { - - if ( closestPoint === undefined ) closestPoint = new Vector3(); - - // Find the point on the AABB closest to the sphere center. - this.clampPoint( sphere.center, closestPoint ); - - // If that point is inside the sphere, the AABB and sphere intersect. - return closestPoint.distanceToSquared( sphere.center ) <= ( sphere.radius * sphere.radius ); - - }; - - } )(), - - intersectsPlane: function ( plane ) { - - // We compute the minimum and maximum dot product values. If those values - // are on the same side (back or front) of the plane, then there is no intersection. - - var min, max; - - if ( plane.normal.x > 0 ) { - - min = plane.normal.x * this.min.x; - max = plane.normal.x * this.max.x; - - } else { - - min = plane.normal.x * this.max.x; - max = plane.normal.x * this.min.x; - - } - - if ( plane.normal.y > 0 ) { - - min += plane.normal.y * this.min.y; - max += plane.normal.y * this.max.y; - - } else { - - min += plane.normal.y * this.max.y; - max += plane.normal.y * this.min.y; - - } - - if ( plane.normal.z > 0 ) { - - min += plane.normal.z * this.min.z; - max += plane.normal.z * this.max.z; - - } else { - - min += plane.normal.z * this.max.z; - max += plane.normal.z * this.min.z; - - } - - return ( min <= plane.constant && max >= plane.constant ); - - }, - - clampPoint: function ( point, optionalTarget ) { - - var result = optionalTarget || new Vector3(); - return result.copy( point ).clamp( this.min, this.max ); - - }, - - distanceToPoint: function () { - - var v1 = new Vector3(); - - return function distanceToPoint( point ) { - - var clampedPoint = v1.copy( point ).clamp( this.min, this.max ); - return clampedPoint.sub( point ).length(); - - }; - - }(), - - getBoundingSphere: function () { - - var v1 = new Vector3(); - - return function getBoundingSphere( optionalTarget ) { - - var result = optionalTarget || new Sphere(); - - this.getCenter( result.center ); - - result.radius = this.getSize( v1 ).length() * 0.5; - - return result; - - }; - - }(), - - intersect: function ( box ) { - - this.min.max( box.min ); - this.max.min( box.max ); - - // ensure that if there is no overlap, the result is fully empty, not slightly empty with non-inf/+inf values that will cause subsequence intersects to erroneously return valid values. - if( this.isEmpty() ) this.makeEmpty(); - - return this; - - }, - - union: function ( box ) { - - this.min.min( box.min ); - this.max.max( box.max ); - - return this; - - }, - - applyMatrix4: function () { - - var points = [ - new Vector3(), - new Vector3(), - new Vector3(), - new Vector3(), - new Vector3(), - new Vector3(), - new Vector3(), - new Vector3() - ]; - - return function applyMatrix4( matrix ) { - - // transform of empty box is an empty box. - if( this.isEmpty() ) return this; - - // NOTE: I am using a binary pattern to specify all 2^3 combinations below - points[ 0 ].set( this.min.x, this.min.y, this.min.z ).applyMatrix4( matrix ); // 000 - points[ 1 ].set( this.min.x, this.min.y, this.max.z ).applyMatrix4( matrix ); // 001 - points[ 2 ].set( this.min.x, this.max.y, this.min.z ).applyMatrix4( matrix ); // 010 - points[ 3 ].set( this.min.x, this.max.y, this.max.z ).applyMatrix4( matrix ); // 011 - points[ 4 ].set( this.max.x, this.min.y, this.min.z ).applyMatrix4( matrix ); // 100 - points[ 5 ].set( this.max.x, this.min.y, this.max.z ).applyMatrix4( matrix ); // 101 - points[ 6 ].set( this.max.x, this.max.y, this.min.z ).applyMatrix4( matrix ); // 110 - points[ 7 ].set( this.max.x, this.max.y, this.max.z ).applyMatrix4( matrix ); // 111 - - this.setFromPoints( points ); - - return this; - - }; - - }(), - - translate: function ( offset ) { - - this.min.add( offset ); - this.max.add( offset ); - - return this; - - }, - - equals: function ( box ) { - - return box.min.equals( this.min ) && box.max.equals( this.max ); - - } - - }; - - /** - * @author bhouston / http://clara.io - * @author mrdoob / http://mrdoob.com/ - */ - - function Sphere( center, radius ) { - - this.center = ( center !== undefined ) ? center : new Vector3(); - this.radius = ( radius !== undefined ) ? radius : 0; - - } - - Sphere.prototype = { - - constructor: Sphere, - - set: function ( center, radius ) { - - this.center.copy( center ); - this.radius = radius; - - return this; - - }, - - setFromPoints: function () { - - var box; - - return function setFromPoints( points, optionalCenter ) { - - if ( box === undefined ) box = new Box3(); // see #10547 - - var center = this.center; - - if ( optionalCenter !== undefined ) { - - center.copy( optionalCenter ); - - } else { - - box.setFromPoints( points ).getCenter( center ); - - } - - var maxRadiusSq = 0; - - for ( var i = 0, il = points.length; i < il; i ++ ) { - - maxRadiusSq = Math.max( maxRadiusSq, center.distanceToSquared( points[ i ] ) ); - - } - - this.radius = Math.sqrt( maxRadiusSq ); - - return this; - - }; - - }(), - - clone: function () { - - return new this.constructor().copy( this ); - - }, - - copy: function ( sphere ) { - - this.center.copy( sphere.center ); - this.radius = sphere.radius; - - return this; - - }, - - empty: function () { - - return ( this.radius <= 0 ); - - }, - - containsPoint: function ( point ) { - - return ( point.distanceToSquared( this.center ) <= ( this.radius * this.radius ) ); - - }, - - distanceToPoint: function ( point ) { - - return ( point.distanceTo( this.center ) - this.radius ); - - }, - - intersectsSphere: function ( sphere ) { - - var radiusSum = this.radius + sphere.radius; - - return sphere.center.distanceToSquared( this.center ) <= ( radiusSum * radiusSum ); - - }, - - intersectsBox: function ( box ) { - - return box.intersectsSphere( this ); - - }, - - intersectsPlane: function ( plane ) { - - // We use the following equation to compute the signed distance from - // the center of the sphere to the plane. - // - // distance = q * n - d - // - // If this distance is greater than the radius of the sphere, - // then there is no intersection. - - return Math.abs( this.center.dot( plane.normal ) - plane.constant ) <= this.radius; - - }, - - clampPoint: function ( point, optionalTarget ) { - - var deltaLengthSq = this.center.distanceToSquared( point ); - - var result = optionalTarget || new Vector3(); - - result.copy( point ); - - if ( deltaLengthSq > ( this.radius * this.radius ) ) { - - result.sub( this.center ).normalize(); - result.multiplyScalar( this.radius ).add( this.center ); - - } - - return result; - - }, - - getBoundingBox: function ( optionalTarget ) { - - var box = optionalTarget || new Box3(); - - box.set( this.center, this.center ); - box.expandByScalar( this.radius ); - - return box; - - }, - - applyMatrix4: function ( matrix ) { - - this.center.applyMatrix4( matrix ); - this.radius = this.radius * matrix.getMaxScaleOnAxis(); - - return this; - - }, - - translate: function ( offset ) { - - this.center.add( offset ); - - return this; - - }, - - equals: function ( sphere ) { - - return sphere.center.equals( this.center ) && ( sphere.radius === this.radius ); - - } - - }; - - /** - * @author alteredq / http://alteredqualia.com/ - * @author WestLangley / http://github.com/WestLangley - * @author bhouston / http://clara.io - * @author tschw - */ - - function Matrix3() { - - this.elements = new Float32Array( [ - - 1, 0, 0, - 0, 1, 0, - 0, 0, 1 - - ] ); - - if ( arguments.length > 0 ) { - - console.error( 'THREE.Matrix3: the constructor no longer reads arguments. use .set() instead.' ); - - } - - } - - Matrix3.prototype = { - - constructor: Matrix3, - - isMatrix3: true, - - set: function ( n11, n12, n13, n21, n22, n23, n31, n32, n33 ) { - - var te = this.elements; - - te[ 0 ] = n11; te[ 1 ] = n21; te[ 2 ] = n31; - te[ 3 ] = n12; te[ 4 ] = n22; te[ 5 ] = n32; - te[ 6 ] = n13; te[ 7 ] = n23; te[ 8 ] = n33; - - return this; - - }, - - identity: function () { - - this.set( - - 1, 0, 0, - 0, 1, 0, - 0, 0, 1 - - ); - - return this; - - }, - - clone: function () { - - return new this.constructor().fromArray( this.elements ); - - }, - - copy: function ( m ) { - - var me = m.elements; - - this.set( - - me[ 0 ], me[ 3 ], me[ 6 ], - me[ 1 ], me[ 4 ], me[ 7 ], - me[ 2 ], me[ 5 ], me[ 8 ] - - ); - - return this; - - }, - - setFromMatrix4: function( m ) { - - var me = m.elements; - - this.set( - - me[ 0 ], me[ 4 ], me[ 8 ], - me[ 1 ], me[ 5 ], me[ 9 ], - me[ 2 ], me[ 6 ], me[ 10 ] - - ); - - return this; - - }, - - applyToBufferAttribute: function () { - - var v1; - - return function applyToBufferAttribute( attribute ) { - - if ( v1 === undefined ) v1 = new Vector3(); - - for ( var i = 0, l = attribute.count; i < l; i ++ ) { - - v1.x = attribute.getX( i ); - v1.y = attribute.getY( i ); - v1.z = attribute.getZ( i ); - - v1.applyMatrix3( this ); - - attribute.setXYZ( i, v1.x, v1.y, v1.z ); - - } - - return attribute; - - }; - - }(), - - multiplyScalar: function ( s ) { - - var te = this.elements; - - te[ 0 ] *= s; te[ 3 ] *= s; te[ 6 ] *= s; - te[ 1 ] *= s; te[ 4 ] *= s; te[ 7 ] *= s; - te[ 2 ] *= s; te[ 5 ] *= s; te[ 8 ] *= s; - - return this; - - }, - - determinant: function () { - - var te = this.elements; - - var a = te[ 0 ], b = te[ 1 ], c = te[ 2 ], - d = te[ 3 ], e = te[ 4 ], f = te[ 5 ], - g = te[ 6 ], h = te[ 7 ], i = te[ 8 ]; - - return a * e * i - a * f * h - b * d * i + b * f * g + c * d * h - c * e * g; - - }, - - getInverse: function ( matrix, throwOnDegenerate ) { - - if ( matrix && matrix.isMatrix4 ) { - - console.error( "THREE.Matrix3.getInverse no longer takes a Matrix4 argument." ); - - } - - var me = matrix.elements, - te = this.elements, - - n11 = me[ 0 ], n21 = me[ 1 ], n31 = me[ 2 ], - n12 = me[ 3 ], n22 = me[ 4 ], n32 = me[ 5 ], - n13 = me[ 6 ], n23 = me[ 7 ], n33 = me[ 8 ], - - t11 = n33 * n22 - n32 * n23, - t12 = n32 * n13 - n33 * n12, - t13 = n23 * n12 - n22 * n13, - - det = n11 * t11 + n21 * t12 + n31 * t13; - - if ( det === 0 ) { - - var msg = "THREE.Matrix3.getInverse(): can't invert matrix, determinant is 0"; - - if ( throwOnDegenerate === true ) { - - throw new Error( msg ); - - } else { - - console.warn( msg ); - - } - - return this.identity(); - } - - var detInv = 1 / det; - - te[ 0 ] = t11 * detInv; - te[ 1 ] = ( n31 * n23 - n33 * n21 ) * detInv; - te[ 2 ] = ( n32 * n21 - n31 * n22 ) * detInv; - - te[ 3 ] = t12 * detInv; - te[ 4 ] = ( n33 * n11 - n31 * n13 ) * detInv; - te[ 5 ] = ( n31 * n12 - n32 * n11 ) * detInv; - - te[ 6 ] = t13 * detInv; - te[ 7 ] = ( n21 * n13 - n23 * n11 ) * detInv; - te[ 8 ] = ( n22 * n11 - n21 * n12 ) * detInv; - - return this; - - }, - - transpose: function () { - - var tmp, m = this.elements; - - tmp = m[ 1 ]; m[ 1 ] = m[ 3 ]; m[ 3 ] = tmp; - tmp = m[ 2 ]; m[ 2 ] = m[ 6 ]; m[ 6 ] = tmp; - tmp = m[ 5 ]; m[ 5 ] = m[ 7 ]; m[ 7 ] = tmp; - - return this; - - }, - - getNormalMatrix: function ( matrix4 ) { - - return this.setFromMatrix4( matrix4 ).getInverse( this ).transpose(); - - }, - - transposeIntoArray: function ( r ) { - - var m = this.elements; - - r[ 0 ] = m[ 0 ]; - r[ 1 ] = m[ 3 ]; - r[ 2 ] = m[ 6 ]; - r[ 3 ] = m[ 1 ]; - r[ 4 ] = m[ 4 ]; - r[ 5 ] = m[ 7 ]; - r[ 6 ] = m[ 2 ]; - r[ 7 ] = m[ 5 ]; - r[ 8 ] = m[ 8 ]; - - return this; - - }, - - fromArray: function ( array, offset ) { - - if ( offset === undefined ) offset = 0; - - for( var i = 0; i < 9; i ++ ) { - - this.elements[ i ] = array[ i + offset ]; - - } - - return this; - - }, - - toArray: function ( array, offset ) { - - if ( array === undefined ) array = []; - if ( offset === undefined ) offset = 0; - - var te = this.elements; - - array[ offset ] = te[ 0 ]; - array[ offset + 1 ] = te[ 1 ]; - array[ offset + 2 ] = te[ 2 ]; - - array[ offset + 3 ] = te[ 3 ]; - array[ offset + 4 ] = te[ 4 ]; - array[ offset + 5 ] = te[ 5 ]; - - array[ offset + 6 ] = te[ 6 ]; - array[ offset + 7 ] = te[ 7 ]; - array[ offset + 8 ] = te[ 8 ]; - - return array; - - } - - }; - - /** - * @author bhouston / http://clara.io - */ - - function Plane( normal, constant ) { - - this.normal = ( normal !== undefined ) ? normal : new Vector3( 1, 0, 0 ); - this.constant = ( constant !== undefined ) ? constant : 0; - - } - - Plane.prototype = { - - constructor: Plane, - - set: function ( normal, constant ) { - - this.normal.copy( normal ); - this.constant = constant; - - return this; - - }, - - setComponents: function ( x, y, z, w ) { - - this.normal.set( x, y, z ); - this.constant = w; - - return this; - - }, - - setFromNormalAndCoplanarPoint: function ( normal, point ) { - - this.normal.copy( normal ); - this.constant = - point.dot( this.normal ); // must be this.normal, not normal, as this.normal is normalized - - return this; - - }, - - setFromCoplanarPoints: function () { - - var v1 = new Vector3(); - var v2 = new Vector3(); - - return function setFromCoplanarPoints( a, b, c ) { - - var normal = v1.subVectors( c, b ).cross( v2.subVectors( a, b ) ).normalize(); - - // Q: should an error be thrown if normal is zero (e.g. degenerate plane)? - - this.setFromNormalAndCoplanarPoint( normal, a ); - - return this; - - }; - - }(), - - clone: function () { - - return new this.constructor().copy( this ); - - }, - - copy: function ( plane ) { - - this.normal.copy( plane.normal ); - this.constant = plane.constant; - - return this; - - }, - - normalize: function () { - - // Note: will lead to a divide by zero if the plane is invalid. - - var inverseNormalLength = 1.0 / this.normal.length(); - this.normal.multiplyScalar( inverseNormalLength ); - this.constant *= inverseNormalLength; - - return this; - - }, - - negate: function () { - - this.constant *= - 1; - this.normal.negate(); - - return this; - - }, - - distanceToPoint: function ( point ) { - - return this.normal.dot( point ) + this.constant; - - }, - - distanceToSphere: function ( sphere ) { - - return this.distanceToPoint( sphere.center ) - sphere.radius; - - }, - - projectPoint: function ( point, optionalTarget ) { - - return this.orthoPoint( point, optionalTarget ).sub( point ).negate(); - - }, - - orthoPoint: function ( point, optionalTarget ) { - - var perpendicularMagnitude = this.distanceToPoint( point ); - - var result = optionalTarget || new Vector3(); - return result.copy( this.normal ).multiplyScalar( perpendicularMagnitude ); - - }, - - intersectLine: function () { - - var v1 = new Vector3(); - - return function intersectLine( line, optionalTarget ) { - - var result = optionalTarget || new Vector3(); - - var direction = line.delta( v1 ); - - var denominator = this.normal.dot( direction ); - - if ( denominator === 0 ) { - - // line is coplanar, return origin - if ( this.distanceToPoint( line.start ) === 0 ) { - - return result.copy( line.start ); - - } - - // Unsure if this is the correct method to handle this case. - return undefined; - - } - - var t = - ( line.start.dot( this.normal ) + this.constant ) / denominator; - - if ( t < 0 || t > 1 ) { - - return undefined; - - } - - return result.copy( direction ).multiplyScalar( t ).add( line.start ); - - }; - - }(), - - intersectsLine: function ( line ) { - - // Note: this tests if a line intersects the plane, not whether it (or its end-points) are coplanar with it. - - var startSign = this.distanceToPoint( line.start ); - var endSign = this.distanceToPoint( line.end ); - - return ( startSign < 0 && endSign > 0 ) || ( endSign < 0 && startSign > 0 ); - - }, - - intersectsBox: function ( box ) { - - return box.intersectsPlane( this ); - - }, - - intersectsSphere: function ( sphere ) { - - return sphere.intersectsPlane( this ); - - }, - - coplanarPoint: function ( optionalTarget ) { - - var result = optionalTarget || new Vector3(); - return result.copy( this.normal ).multiplyScalar( - this.constant ); - - }, - - applyMatrix4: function () { - - var v1 = new Vector3(); - var m1 = new Matrix3(); - - return function applyMatrix4( matrix, optionalNormalMatrix ) { - - var referencePoint = this.coplanarPoint( v1 ).applyMatrix4( matrix ); - - // transform normal based on theory here: - // http://www.songho.ca/opengl/gl_normaltransform.html - var normalMatrix = optionalNormalMatrix || m1.getNormalMatrix( matrix ); - var normal = this.normal.applyMatrix3( normalMatrix ).normalize(); - - // recalculate constant (like in setFromNormalAndCoplanarPoint) - this.constant = - referencePoint.dot( normal ); - - return this; - - }; - - }(), - - translate: function ( offset ) { - - this.constant = this.constant - offset.dot( this.normal ); - - return this; - - }, - - equals: function ( plane ) { - - return plane.normal.equals( this.normal ) && ( plane.constant === this.constant ); - - } - - }; - - /** - * @author mrdoob / http://mrdoob.com/ - * @author alteredq / http://alteredqualia.com/ - * @author bhouston / http://clara.io - */ - - function Frustum( p0, p1, p2, p3, p4, p5 ) { - - this.planes = [ - - ( p0 !== undefined ) ? p0 : new Plane(), - ( p1 !== undefined ) ? p1 : new Plane(), - ( p2 !== undefined ) ? p2 : new Plane(), - ( p3 !== undefined ) ? p3 : new Plane(), - ( p4 !== undefined ) ? p4 : new Plane(), - ( p5 !== undefined ) ? p5 : new Plane() - - ]; - - } - - Frustum.prototype = { - - constructor: Frustum, - - set: function ( p0, p1, p2, p3, p4, p5 ) { - - var planes = this.planes; - - planes[ 0 ].copy( p0 ); - planes[ 1 ].copy( p1 ); - planes[ 2 ].copy( p2 ); - planes[ 3 ].copy( p3 ); - planes[ 4 ].copy( p4 ); - planes[ 5 ].copy( p5 ); - - return this; - - }, - - clone: function () { - - return new this.constructor().copy( this ); - - }, - - copy: function ( frustum ) { - - var planes = this.planes; - - for ( var i = 0; i < 6; i ++ ) { - - planes[ i ].copy( frustum.planes[ i ] ); - - } - - return this; - - }, - - setFromMatrix: function ( m ) { - - var planes = this.planes; - var me = m.elements; - var me0 = me[ 0 ], me1 = me[ 1 ], me2 = me[ 2 ], me3 = me[ 3 ]; - var me4 = me[ 4 ], me5 = me[ 5 ], me6 = me[ 6 ], me7 = me[ 7 ]; - var me8 = me[ 8 ], me9 = me[ 9 ], me10 = me[ 10 ], me11 = me[ 11 ]; - var me12 = me[ 12 ], me13 = me[ 13 ], me14 = me[ 14 ], me15 = me[ 15 ]; - - planes[ 0 ].setComponents( me3 - me0, me7 - me4, me11 - me8, me15 - me12 ).normalize(); - planes[ 1 ].setComponents( me3 + me0, me7 + me4, me11 + me8, me15 + me12 ).normalize(); - planes[ 2 ].setComponents( me3 + me1, me7 + me5, me11 + me9, me15 + me13 ).normalize(); - planes[ 3 ].setComponents( me3 - me1, me7 - me5, me11 - me9, me15 - me13 ).normalize(); - planes[ 4 ].setComponents( me3 - me2, me7 - me6, me11 - me10, me15 - me14 ).normalize(); - planes[ 5 ].setComponents( me3 + me2, me7 + me6, me11 + me10, me15 + me14 ).normalize(); - - return this; - - }, - - intersectsObject: function () { - - var sphere = new Sphere(); - - return function intersectsObject( object ) { - - var geometry = object.geometry; - - if ( geometry.boundingSphere === null ) - geometry.computeBoundingSphere(); - - sphere.copy( geometry.boundingSphere ) - .applyMatrix4( object.matrixWorld ); - - return this.intersectsSphere( sphere ); - - }; - - }(), - - intersectsSprite: function () { - - var sphere = new Sphere(); - - return function intersectsSprite( sprite ) { - - sphere.center.set( 0, 0, 0 ); - sphere.radius = 0.7071067811865476; - sphere.applyMatrix4( sprite.matrixWorld ); - - return this.intersectsSphere( sphere ); - - }; - - }(), - - intersectsSphere: function ( sphere ) { - - var planes = this.planes; - var center = sphere.center; - var negRadius = - sphere.radius; - - for ( var i = 0; i < 6; i ++ ) { - - var distance = planes[ i ].distanceToPoint( center ); - - if ( distance < negRadius ) { - - return false; - - } - - } - - return true; - - }, - - intersectsBox: function () { - - var p1 = new Vector3(), - p2 = new Vector3(); - - return function intersectsBox( box ) { - - var planes = this.planes; - - for ( var i = 0; i < 6 ; i ++ ) { - - var plane = planes[ i ]; - - p1.x = plane.normal.x > 0 ? box.min.x : box.max.x; - p2.x = plane.normal.x > 0 ? box.max.x : box.min.x; - p1.y = plane.normal.y > 0 ? box.min.y : box.max.y; - p2.y = plane.normal.y > 0 ? box.max.y : box.min.y; - p1.z = plane.normal.z > 0 ? box.min.z : box.max.z; - p2.z = plane.normal.z > 0 ? box.max.z : box.min.z; - - var d1 = plane.distanceToPoint( p1 ); - var d2 = plane.distanceToPoint( p2 ); - - // if both outside plane, no intersection - - if ( d1 < 0 && d2 < 0 ) { - - return false; - - } - - } - - return true; - - }; - - }(), - - - containsPoint: function ( point ) { - - var planes = this.planes; - - for ( var i = 0; i < 6; i ++ ) { - - if ( planes[ i ].distanceToPoint( point ) < 0 ) { - - return false; - - } - - } - - return true; - - } - - }; - - /** - * @author alteredq / http://alteredqualia.com/ - * @author mrdoob / http://mrdoob.com/ - */ - - function WebGLShadowMap( _renderer, _lights, _objects, capabilities ) { - - var _gl = _renderer.context, - _state = _renderer.state, - _frustum = new Frustum(), - _projScreenMatrix = new Matrix4(), - - _lightShadows = _lights.shadows, - - _shadowMapSize = new Vector2(), - _maxShadowMapSize = new Vector2( capabilities.maxTextureSize, capabilities.maxTextureSize ), - - _lookTarget = new Vector3(), - _lightPositionWorld = new Vector3(), - - _renderList = [], - - _MorphingFlag = 1, - _SkinningFlag = 2, - - _NumberOfMaterialVariants = ( _MorphingFlag | _SkinningFlag ) + 1, - - _depthMaterials = new Array( _NumberOfMaterialVariants ), - _distanceMaterials = new Array( _NumberOfMaterialVariants ), - - _materialCache = {}; - - var cubeDirections = [ - new Vector3( 1, 0, 0 ), new Vector3( - 1, 0, 0 ), new Vector3( 0, 0, 1 ), - new Vector3( 0, 0, - 1 ), new Vector3( 0, 1, 0 ), new Vector3( 0, - 1, 0 ) - ]; - - var cubeUps = [ - new Vector3( 0, 1, 0 ), new Vector3( 0, 1, 0 ), new Vector3( 0, 1, 0 ), - new Vector3( 0, 1, 0 ), new Vector3( 0, 0, 1 ), new Vector3( 0, 0, - 1 ) - ]; - - var cube2DViewPorts = [ - new Vector4(), new Vector4(), new Vector4(), - new Vector4(), new Vector4(), new Vector4() - ]; - - // init - - var depthMaterialTemplate = new MeshDepthMaterial(); - depthMaterialTemplate.depthPacking = RGBADepthPacking; - depthMaterialTemplate.clipping = true; - - var distanceShader = ShaderLib[ "distanceRGBA" ]; - var distanceUniforms = UniformsUtils.clone( distanceShader.uniforms ); - - for ( var i = 0; i !== _NumberOfMaterialVariants; ++ i ) { - - var useMorphing = ( i & _MorphingFlag ) !== 0; - var useSkinning = ( i & _SkinningFlag ) !== 0; - - var depthMaterial = depthMaterialTemplate.clone(); - depthMaterial.morphTargets = useMorphing; - depthMaterial.skinning = useSkinning; - - _depthMaterials[ i ] = depthMaterial; - - var distanceMaterial = new ShaderMaterial( { - defines: { - 'USE_SHADOWMAP': '' - }, - uniforms: distanceUniforms, - vertexShader: distanceShader.vertexShader, - fragmentShader: distanceShader.fragmentShader, - morphTargets: useMorphing, - skinning: useSkinning, - clipping: true - } ); - - _distanceMaterials[ i ] = distanceMaterial; - - } - - // - - var scope = this; - - this.enabled = false; - - this.autoUpdate = true; - this.needsUpdate = false; - - this.type = PCFShadowMap; - - this.renderReverseSided = true; - this.renderSingleSided = true; - - this.render = function ( scene, camera ) { - - if ( scope.enabled === false ) return; - if ( scope.autoUpdate === false && scope.needsUpdate === false ) return; - - if ( _lightShadows.length === 0 ) return; - - // Set GL state for depth map. - _state.buffers.color.setClear( 1, 1, 1, 1 ); - _state.disable( _gl.BLEND ); - _state.setDepthTest( true ); - _state.setScissorTest( false ); - - // render depth map - - var faceCount, isPointLight; - - for ( var i = 0, il = _lightShadows.length; i < il; i ++ ) { - - var light = _lightShadows[ i ]; - var shadow = light.shadow; - - if ( shadow === undefined ) { - - console.warn( 'THREE.WebGLShadowMap:', light, 'has no shadow.' ); - continue; - - } - - var shadowCamera = shadow.camera; - - _shadowMapSize.copy( shadow.mapSize ); - _shadowMapSize.min( _maxShadowMapSize ); - - if ( light && light.isPointLight ) { - - faceCount = 6; - isPointLight = true; - - var vpWidth = _shadowMapSize.x; - var vpHeight = _shadowMapSize.y; - - // These viewports map a cube-map onto a 2D texture with the - // following orientation: - // - // xzXZ - // y Y - // - // X - Positive x direction - // x - Negative x direction - // Y - Positive y direction - // y - Negative y direction - // Z - Positive z direction - // z - Negative z direction - - // positive X - cube2DViewPorts[ 0 ].set( vpWidth * 2, vpHeight, vpWidth, vpHeight ); - // negative X - cube2DViewPorts[ 1 ].set( 0, vpHeight, vpWidth, vpHeight ); - // positive Z - cube2DViewPorts[ 2 ].set( vpWidth * 3, vpHeight, vpWidth, vpHeight ); - // negative Z - cube2DViewPorts[ 3 ].set( vpWidth, vpHeight, vpWidth, vpHeight ); - // positive Y - cube2DViewPorts[ 4 ].set( vpWidth * 3, 0, vpWidth, vpHeight ); - // negative Y - cube2DViewPorts[ 5 ].set( vpWidth, 0, vpWidth, vpHeight ); - - _shadowMapSize.x *= 4.0; - _shadowMapSize.y *= 2.0; - - } else { - - faceCount = 1; - isPointLight = false; - - } - - if ( shadow.map === null ) { - - var pars = { minFilter: NearestFilter, magFilter: NearestFilter, format: RGBAFormat }; - - shadow.map = new WebGLRenderTarget( _shadowMapSize.x, _shadowMapSize.y, pars ); - - shadowCamera.updateProjectionMatrix(); - - } - - if ( shadow.isSpotLightShadow ) { - - shadow.update( light ); - - } - - // TODO (abelnation / sam-g-steel): is this needed? - if (shadow && shadow.isRectAreaLightShadow ) { - - shadow.update( light ); - - } - - var shadowMap = shadow.map; - var shadowMatrix = shadow.matrix; - - _lightPositionWorld.setFromMatrixPosition( light.matrixWorld ); - shadowCamera.position.copy( _lightPositionWorld ); - - _renderer.setRenderTarget( shadowMap ); - _renderer.clear(); - - // render shadow map for each cube face (if omni-directional) or - // run a single pass if not - - for ( var face = 0; face < faceCount; face ++ ) { - - if ( isPointLight ) { - - _lookTarget.copy( shadowCamera.position ); - _lookTarget.add( cubeDirections[ face ] ); - shadowCamera.up.copy( cubeUps[ face ] ); - shadowCamera.lookAt( _lookTarget ); - - var vpDimensions = cube2DViewPorts[ face ]; - _state.viewport( vpDimensions ); - - } else { - - _lookTarget.setFromMatrixPosition( light.target.matrixWorld ); - shadowCamera.lookAt( _lookTarget ); - - } - - shadowCamera.updateMatrixWorld(); - shadowCamera.matrixWorldInverse.getInverse( shadowCamera.matrixWorld ); - - // compute shadow matrix - - shadowMatrix.set( - 0.5, 0.0, 0.0, 0.5, - 0.0, 0.5, 0.0, 0.5, - 0.0, 0.0, 0.5, 0.5, - 0.0, 0.0, 0.0, 1.0 - ); - - shadowMatrix.multiply( shadowCamera.projectionMatrix ); - shadowMatrix.multiply( shadowCamera.matrixWorldInverse ); - - // update camera matrices and frustum - - _projScreenMatrix.multiplyMatrices( shadowCamera.projectionMatrix, shadowCamera.matrixWorldInverse ); - _frustum.setFromMatrix( _projScreenMatrix ); - - // set object matrices & frustum culling - - _renderList.length = 0; - - projectObject( scene, camera, shadowCamera ); - - // render shadow map - // render regular objects - - for ( var j = 0, jl = _renderList.length; j < jl; j ++ ) { - - var object = _renderList[ j ]; - var geometry = _objects.update( object ); - var material = object.material; - - if ( material && material.isMultiMaterial ) { - - var groups = geometry.groups; - var materials = material.materials; - - for ( var k = 0, kl = groups.length; k < kl; k ++ ) { - - var group = groups[ k ]; - var groupMaterial = materials[ group.materialIndex ]; - - if ( groupMaterial.visible === true ) { - - var depthMaterial = getDepthMaterial( object, groupMaterial, isPointLight, _lightPositionWorld ); - _renderer.renderBufferDirect( shadowCamera, null, geometry, depthMaterial, object, group ); - - } - - } - - } else { - - var depthMaterial = getDepthMaterial( object, material, isPointLight, _lightPositionWorld ); - _renderer.renderBufferDirect( shadowCamera, null, geometry, depthMaterial, object, null ); - - } - - } - - } - - } - - // Restore GL state. - var clearColor = _renderer.getClearColor(), - clearAlpha = _renderer.getClearAlpha(); - _renderer.setClearColor( clearColor, clearAlpha ); - - scope.needsUpdate = false; - - }; - - function getDepthMaterial( object, material, isPointLight, lightPositionWorld ) { - - var geometry = object.geometry; - - var result = null; - - var materialVariants = _depthMaterials; - var customMaterial = object.customDepthMaterial; - - if ( isPointLight ) { - - materialVariants = _distanceMaterials; - customMaterial = object.customDistanceMaterial; - - } - - if ( ! customMaterial ) { - - var useMorphing = false; - - if ( material.morphTargets ) { - - if ( geometry && geometry.isBufferGeometry ) { - - useMorphing = geometry.morphAttributes && geometry.morphAttributes.position && geometry.morphAttributes.position.length > 0; - - } else if ( geometry && geometry.isGeometry ) { - - useMorphing = geometry.morphTargets && geometry.morphTargets.length > 0; - - } - - } - - var useSkinning = object.isSkinnedMesh && material.skinning; - - var variantIndex = 0; - - if ( useMorphing ) variantIndex |= _MorphingFlag; - if ( useSkinning ) variantIndex |= _SkinningFlag; - - result = materialVariants[ variantIndex ]; - - } else { - - result = customMaterial; - - } - - if ( _renderer.localClippingEnabled && - material.clipShadows === true && - material.clippingPlanes.length !== 0 ) { - - // in this case we need a unique material instance reflecting the - // appropriate state - - var keyA = result.uuid, keyB = material.uuid; - - var materialsForVariant = _materialCache[ keyA ]; - - if ( materialsForVariant === undefined ) { - - materialsForVariant = {}; - _materialCache[ keyA ] = materialsForVariant; - - } - - var cachedMaterial = materialsForVariant[ keyB ]; - - if ( cachedMaterial === undefined ) { - - cachedMaterial = result.clone(); - materialsForVariant[ keyB ] = cachedMaterial; - - } - - result = cachedMaterial; - - } - - result.visible = material.visible; - result.wireframe = material.wireframe; - - var side = material.side; - - if ( scope.renderSingleSided && side == DoubleSide ) { - - side = FrontSide; - - } - - if ( scope.renderReverseSided ) { - - if ( side === FrontSide ) side = BackSide; - else if ( side === BackSide ) side = FrontSide; - - } - - result.side = side; - - result.clipShadows = material.clipShadows; - result.clippingPlanes = material.clippingPlanes; - - result.wireframeLinewidth = material.wireframeLinewidth; - result.linewidth = material.linewidth; - - if ( isPointLight && result.uniforms.lightPos !== undefined ) { - - result.uniforms.lightPos.value.copy( lightPositionWorld ); - - } - - return result; - - } - - function projectObject( object, camera, shadowCamera ) { - - if ( object.visible === false ) return; - - var visible = ( object.layers.mask & camera.layers.mask ) !== 0; - - if ( visible && ( object.isMesh || object.isLine || object.isPoints ) ) { - - if ( object.castShadow && ( object.frustumCulled === false || _frustum.intersectsObject( object ) === true ) ) { - - var material = object.material; - - if ( material.visible === true ) { - - object.modelViewMatrix.multiplyMatrices( shadowCamera.matrixWorldInverse, object.matrixWorld ); - _renderList.push( object ); - - } - - } - - } - - var children = object.children; - - for ( var i = 0, l = children.length; i < l; i ++ ) { - - projectObject( children[ i ], camera, shadowCamera ); - - } - - } - - } - - /** - * @author bhouston / http://clara.io - */ - - function Ray( origin, direction ) { - - this.origin = ( origin !== undefined ) ? origin : new Vector3(); - this.direction = ( direction !== undefined ) ? direction : new Vector3(); - - } - - Ray.prototype = { - - constructor: Ray, - - set: function ( origin, direction ) { - - this.origin.copy( origin ); - this.direction.copy( direction ); - - return this; - - }, - - clone: function () { - - return new this.constructor().copy( this ); - - }, - - copy: function ( ray ) { - - this.origin.copy( ray.origin ); - this.direction.copy( ray.direction ); - - return this; - - }, - - at: function ( t, optionalTarget ) { - - var result = optionalTarget || new Vector3(); - - return result.copy( this.direction ).multiplyScalar( t ).add( this.origin ); - - }, - - lookAt: function ( v ) { - - this.direction.copy( v ).sub( this.origin ).normalize(); - - return this; - - }, - - recast: function () { - - var v1 = new Vector3(); - - return function recast( t ) { - - this.origin.copy( this.at( t, v1 ) ); - - return this; - - }; - - }(), - - closestPointToPoint: function ( point, optionalTarget ) { - - var result = optionalTarget || new Vector3(); - result.subVectors( point, this.origin ); - var directionDistance = result.dot( this.direction ); - - if ( directionDistance < 0 ) { - - return result.copy( this.origin ); - - } - - return result.copy( this.direction ).multiplyScalar( directionDistance ).add( this.origin ); - - }, - - distanceToPoint: function ( point ) { - - return Math.sqrt( this.distanceSqToPoint( point ) ); - - }, - - distanceSqToPoint: function () { - - var v1 = new Vector3(); - - return function distanceSqToPoint( point ) { - - var directionDistance = v1.subVectors( point, this.origin ).dot( this.direction ); - - // point behind the ray - - if ( directionDistance < 0 ) { - - return this.origin.distanceToSquared( point ); - - } - - v1.copy( this.direction ).multiplyScalar( directionDistance ).add( this.origin ); - - return v1.distanceToSquared( point ); - - }; - - }(), - - distanceSqToSegment: function () { - - var segCenter = new Vector3(); - var segDir = new Vector3(); - var diff = new Vector3(); - - return function distanceSqToSegment( v0, v1, optionalPointOnRay, optionalPointOnSegment ) { - - // from http://www.geometrictools.com/GTEngine/Include/Mathematics/GteDistRaySegment.h - // It returns the min distance between the ray and the segment - // defined by v0 and v1 - // It can also set two optional targets : - // - The closest point on the ray - // - The closest point on the segment - - segCenter.copy( v0 ).add( v1 ).multiplyScalar( 0.5 ); - segDir.copy( v1 ).sub( v0 ).normalize(); - diff.copy( this.origin ).sub( segCenter ); - - var segExtent = v0.distanceTo( v1 ) * 0.5; - var a01 = - this.direction.dot( segDir ); - var b0 = diff.dot( this.direction ); - var b1 = - diff.dot( segDir ); - var c = diff.lengthSq(); - var det = Math.abs( 1 - a01 * a01 ); - var s0, s1, sqrDist, extDet; - - if ( det > 0 ) { - - // The ray and segment are not parallel. - - s0 = a01 * b1 - b0; - s1 = a01 * b0 - b1; - extDet = segExtent * det; - - if ( s0 >= 0 ) { - - if ( s1 >= - extDet ) { - - if ( s1 <= extDet ) { - - // region 0 - // Minimum at interior points of ray and segment. - - var invDet = 1 / det; - s0 *= invDet; - s1 *= invDet; - sqrDist = s0 * ( s0 + a01 * s1 + 2 * b0 ) + s1 * ( a01 * s0 + s1 + 2 * b1 ) + c; - - } else { - - // region 1 - - s1 = segExtent; - s0 = Math.max( 0, - ( a01 * s1 + b0 ) ); - sqrDist = - s0 * s0 + s1 * ( s1 + 2 * b1 ) + c; - - } - - } else { - - // region 5 - - s1 = - segExtent; - s0 = Math.max( 0, - ( a01 * s1 + b0 ) ); - sqrDist = - s0 * s0 + s1 * ( s1 + 2 * b1 ) + c; - - } - - } else { - - if ( s1 <= - extDet ) { - - // region 4 - - s0 = Math.max( 0, - ( - a01 * segExtent + b0 ) ); - s1 = ( s0 > 0 ) ? - segExtent : Math.min( Math.max( - segExtent, - b1 ), segExtent ); - sqrDist = - s0 * s0 + s1 * ( s1 + 2 * b1 ) + c; - - } else if ( s1 <= extDet ) { - - // region 3 - - s0 = 0; - s1 = Math.min( Math.max( - segExtent, - b1 ), segExtent ); - sqrDist = s1 * ( s1 + 2 * b1 ) + c; - - } else { - - // region 2 - - s0 = Math.max( 0, - ( a01 * segExtent + b0 ) ); - s1 = ( s0 > 0 ) ? segExtent : Math.min( Math.max( - segExtent, - b1 ), segExtent ); - sqrDist = - s0 * s0 + s1 * ( s1 + 2 * b1 ) + c; - - } - - } - - } else { - - // Ray and segment are parallel. - - s1 = ( a01 > 0 ) ? - segExtent : segExtent; - s0 = Math.max( 0, - ( a01 * s1 + b0 ) ); - sqrDist = - s0 * s0 + s1 * ( s1 + 2 * b1 ) + c; - - } - - if ( optionalPointOnRay ) { - - optionalPointOnRay.copy( this.direction ).multiplyScalar( s0 ).add( this.origin ); - - } - - if ( optionalPointOnSegment ) { - - optionalPointOnSegment.copy( segDir ).multiplyScalar( s1 ).add( segCenter ); - - } - - return sqrDist; - - }; - - }(), - - intersectSphere: function () { - - var v1 = new Vector3(); - - return function intersectSphere( sphere, optionalTarget ) { - - v1.subVectors( sphere.center, this.origin ); - var tca = v1.dot( this.direction ); - var d2 = v1.dot( v1 ) - tca * tca; - var radius2 = sphere.radius * sphere.radius; - - if ( d2 > radius2 ) return null; - - var thc = Math.sqrt( radius2 - d2 ); - - // t0 = first intersect point - entrance on front of sphere - var t0 = tca - thc; - - // t1 = second intersect point - exit point on back of sphere - var t1 = tca + thc; - - // test to see if both t0 and t1 are behind the ray - if so, return null - if ( t0 < 0 && t1 < 0 ) return null; - - // test to see if t0 is behind the ray: - // if it is, the ray is inside the sphere, so return the second exit point scaled by t1, - // in order to always return an intersect point that is in front of the ray. - if ( t0 < 0 ) return this.at( t1, optionalTarget ); - - // else t0 is in front of the ray, so return the first collision point scaled by t0 - return this.at( t0, optionalTarget ); - - }; - - }(), - - intersectsSphere: function ( sphere ) { - - return this.distanceToPoint( sphere.center ) <= sphere.radius; - - }, - - distanceToPlane: function ( plane ) { - - var denominator = plane.normal.dot( this.direction ); - - if ( denominator === 0 ) { - - // line is coplanar, return origin - if ( plane.distanceToPoint( this.origin ) === 0 ) { - - return 0; - - } - - // Null is preferable to undefined since undefined means.... it is undefined - - return null; - - } - - var t = - ( this.origin.dot( plane.normal ) + plane.constant ) / denominator; - - // Return if the ray never intersects the plane - - return t >= 0 ? t : null; - - }, - - intersectPlane: function ( plane, optionalTarget ) { - - var t = this.distanceToPlane( plane ); - - if ( t === null ) { - - return null; - - } - - return this.at( t, optionalTarget ); - - }, - - - - intersectsPlane: function ( plane ) { - - // check if the ray lies on the plane first - - var distToPoint = plane.distanceToPoint( this.origin ); - - if ( distToPoint === 0 ) { - - return true; - - } - - var denominator = plane.normal.dot( this.direction ); - - if ( denominator * distToPoint < 0 ) { - - return true; - - } - - // ray origin is behind the plane (and is pointing behind it) - - return false; - - }, - - intersectBox: function ( box, optionalTarget ) { - - var tmin, tmax, tymin, tymax, tzmin, tzmax; - - var invdirx = 1 / this.direction.x, - invdiry = 1 / this.direction.y, - invdirz = 1 / this.direction.z; - - var origin = this.origin; - - if ( invdirx >= 0 ) { - - tmin = ( box.min.x - origin.x ) * invdirx; - tmax = ( box.max.x - origin.x ) * invdirx; - - } else { - - tmin = ( box.max.x - origin.x ) * invdirx; - tmax = ( box.min.x - origin.x ) * invdirx; - - } - - if ( invdiry >= 0 ) { - - tymin = ( box.min.y - origin.y ) * invdiry; - tymax = ( box.max.y - origin.y ) * invdiry; - - } else { - - tymin = ( box.max.y - origin.y ) * invdiry; - tymax = ( box.min.y - origin.y ) * invdiry; - - } - - if ( ( tmin > tymax ) || ( tymin > tmax ) ) return null; - - // These lines also handle the case where tmin or tmax is NaN - // (result of 0 * Infinity). x !== x returns true if x is NaN - - if ( tymin > tmin || tmin !== tmin ) tmin = tymin; - - if ( tymax < tmax || tmax !== tmax ) tmax = tymax; - - if ( invdirz >= 0 ) { - - tzmin = ( box.min.z - origin.z ) * invdirz; - tzmax = ( box.max.z - origin.z ) * invdirz; - - } else { - - tzmin = ( box.max.z - origin.z ) * invdirz; - tzmax = ( box.min.z - origin.z ) * invdirz; - - } - - if ( ( tmin > tzmax ) || ( tzmin > tmax ) ) return null; - - if ( tzmin > tmin || tmin !== tmin ) tmin = tzmin; - - if ( tzmax < tmax || tmax !== tmax ) tmax = tzmax; - - //return point closest to the ray (positive side) - - if ( tmax < 0 ) return null; - - return this.at( tmin >= 0 ? tmin : tmax, optionalTarget ); - - }, - - intersectsBox: ( function () { - - var v = new Vector3(); - - return function intersectsBox( box ) { - - return this.intersectBox( box, v ) !== null; - - }; - - } )(), - - intersectTriangle: function () { - - // Compute the offset origin, edges, and normal. - var diff = new Vector3(); - var edge1 = new Vector3(); - var edge2 = new Vector3(); - var normal = new Vector3(); - - return function intersectTriangle( a, b, c, backfaceCulling, optionalTarget ) { - - // from http://www.geometrictools.com/GTEngine/Include/Mathematics/GteIntrRay3Triangle3.h - - edge1.subVectors( b, a ); - edge2.subVectors( c, a ); - normal.crossVectors( edge1, edge2 ); - - // Solve Q + t*D = b1*E1 + b2*E2 (Q = kDiff, D = ray direction, - // E1 = kEdge1, E2 = kEdge2, N = Cross(E1,E2)) by - // |Dot(D,N)|*b1 = sign(Dot(D,N))*Dot(D,Cross(Q,E2)) - // |Dot(D,N)|*b2 = sign(Dot(D,N))*Dot(D,Cross(E1,Q)) - // |Dot(D,N)|*t = -sign(Dot(D,N))*Dot(Q,N) - var DdN = this.direction.dot( normal ); - var sign; - - if ( DdN > 0 ) { - - if ( backfaceCulling ) return null; - sign = 1; - - } else if ( DdN < 0 ) { - - sign = - 1; - DdN = - DdN; - - } else { - - return null; - - } - - diff.subVectors( this.origin, a ); - var DdQxE2 = sign * this.direction.dot( edge2.crossVectors( diff, edge2 ) ); - - // b1 < 0, no intersection - if ( DdQxE2 < 0 ) { - - return null; - - } - - var DdE1xQ = sign * this.direction.dot( edge1.cross( diff ) ); - - // b2 < 0, no intersection - if ( DdE1xQ < 0 ) { - - return null; - - } - - // b1+b2 > 1, no intersection - if ( DdQxE2 + DdE1xQ > DdN ) { - - return null; - - } - - // Line intersects triangle, check if ray does. - var QdN = - sign * diff.dot( normal ); - - // t < 0, no intersection - if ( QdN < 0 ) { - - return null; - - } - - // Ray intersects triangle. - return this.at( QdN / DdN, optionalTarget ); - - }; - - }(), - - applyMatrix4: function ( matrix4 ) { - - this.direction.add( this.origin ).applyMatrix4( matrix4 ); - this.origin.applyMatrix4( matrix4 ); - this.direction.sub( this.origin ); - this.direction.normalize(); - - return this; - - }, - - equals: function ( ray ) { - - return ray.origin.equals( this.origin ) && ray.direction.equals( this.direction ); - - } - - }; - - /** - * @author mrdoob / http://mrdoob.com/ - * @author WestLangley / http://github.com/WestLangley - * @author bhouston / http://clara.io - */ - - function Euler( x, y, z, order ) { - - this._x = x || 0; - this._y = y || 0; - this._z = z || 0; - this._order = order || Euler.DefaultOrder; - - } - - Euler.RotationOrders = [ 'XYZ', 'YZX', 'ZXY', 'XZY', 'YXZ', 'ZYX' ]; - - Euler.DefaultOrder = 'XYZ'; - - Euler.prototype = { - - constructor: Euler, - - isEuler: true, - - get x () { - - return this._x; - - }, - - set x ( value ) { - - this._x = value; - this.onChangeCallback(); - - }, - - get y () { - - return this._y; - - }, - - set y ( value ) { - - this._y = value; - this.onChangeCallback(); - - }, - - get z () { - - return this._z; - - }, - - set z ( value ) { - - this._z = value; - this.onChangeCallback(); - - }, - - get order () { - - return this._order; - - }, - - set order ( value ) { - - this._order = value; - this.onChangeCallback(); - - }, - - set: function ( x, y, z, order ) { - - this._x = x; - this._y = y; - this._z = z; - this._order = order || this._order; - - this.onChangeCallback(); - - return this; - - }, - - clone: function () { - - return new this.constructor( this._x, this._y, this._z, this._order ); - - }, - - copy: function ( euler ) { - - this._x = euler._x; - this._y = euler._y; - this._z = euler._z; - this._order = euler._order; - - this.onChangeCallback(); - - return this; - - }, - - setFromRotationMatrix: function ( m, order, update ) { - - var clamp = _Math.clamp; - - // assumes the upper 3x3 of m is a pure rotation matrix (i.e, unscaled) - - var te = m.elements; - var m11 = te[ 0 ], m12 = te[ 4 ], m13 = te[ 8 ]; - var m21 = te[ 1 ], m22 = te[ 5 ], m23 = te[ 9 ]; - var m31 = te[ 2 ], m32 = te[ 6 ], m33 = te[ 10 ]; - - order = order || this._order; - - if ( order === 'XYZ' ) { - - this._y = Math.asin( clamp( m13, - 1, 1 ) ); - - if ( Math.abs( m13 ) < 0.99999 ) { - - this._x = Math.atan2( - m23, m33 ); - this._z = Math.atan2( - m12, m11 ); - - } else { - - this._x = Math.atan2( m32, m22 ); - this._z = 0; - - } - - } else if ( order === 'YXZ' ) { - - this._x = Math.asin( - clamp( m23, - 1, 1 ) ); - - if ( Math.abs( m23 ) < 0.99999 ) { - - this._y = Math.atan2( m13, m33 ); - this._z = Math.atan2( m21, m22 ); - - } else { - - this._y = Math.atan2( - m31, m11 ); - this._z = 0; - - } - - } else if ( order === 'ZXY' ) { - - this._x = Math.asin( clamp( m32, - 1, 1 ) ); - - if ( Math.abs( m32 ) < 0.99999 ) { - - this._y = Math.atan2( - m31, m33 ); - this._z = Math.atan2( - m12, m22 ); - - } else { - - this._y = 0; - this._z = Math.atan2( m21, m11 ); - - } - - } else if ( order === 'ZYX' ) { - - this._y = Math.asin( - clamp( m31, - 1, 1 ) ); - - if ( Math.abs( m31 ) < 0.99999 ) { - - this._x = Math.atan2( m32, m33 ); - this._z = Math.atan2( m21, m11 ); - - } else { - - this._x = 0; - this._z = Math.atan2( - m12, m22 ); - - } - - } else if ( order === 'YZX' ) { - - this._z = Math.asin( clamp( m21, - 1, 1 ) ); - - if ( Math.abs( m21 ) < 0.99999 ) { - - this._x = Math.atan2( - m23, m22 ); - this._y = Math.atan2( - m31, m11 ); - - } else { - - this._x = 0; - this._y = Math.atan2( m13, m33 ); - - } - - } else if ( order === 'XZY' ) { - - this._z = Math.asin( - clamp( m12, - 1, 1 ) ); - - if ( Math.abs( m12 ) < 0.99999 ) { - - this._x = Math.atan2( m32, m22 ); - this._y = Math.atan2( m13, m11 ); - - } else { - - this._x = Math.atan2( - m23, m33 ); - this._y = 0; - - } - - } else { - - console.warn( 'THREE.Euler: .setFromRotationMatrix() given unsupported order: ' + order ); - - } - - this._order = order; - - if ( update !== false ) this.onChangeCallback(); - - return this; - - }, - - setFromQuaternion: function () { - - var matrix; - - return function setFromQuaternion( q, order, update ) { - - if ( matrix === undefined ) matrix = new Matrix4(); - - matrix.makeRotationFromQuaternion( q ); - - return this.setFromRotationMatrix( matrix, order, update ); - - }; - - }(), - - setFromVector3: function ( v, order ) { - - return this.set( v.x, v.y, v.z, order || this._order ); - - }, - - reorder: function () { - - // WARNING: this discards revolution information -bhouston - - var q = new Quaternion(); - - return function reorder( newOrder ) { - - q.setFromEuler( this ); - - return this.setFromQuaternion( q, newOrder ); - - }; - - }(), - - equals: function ( euler ) { - - return ( euler._x === this._x ) && ( euler._y === this._y ) && ( euler._z === this._z ) && ( euler._order === this._order ); - - }, - - fromArray: function ( array ) { - - this._x = array[ 0 ]; - this._y = array[ 1 ]; - this._z = array[ 2 ]; - if ( array[ 3 ] !== undefined ) this._order = array[ 3 ]; - - this.onChangeCallback(); - - return this; - - }, - - toArray: function ( array, offset ) { - - if ( array === undefined ) array = []; - if ( offset === undefined ) offset = 0; - - array[ offset ] = this._x; - array[ offset + 1 ] = this._y; - array[ offset + 2 ] = this._z; - array[ offset + 3 ] = this._order; - - return array; - - }, - - toVector3: function ( optionalResult ) { - - if ( optionalResult ) { - - return optionalResult.set( this._x, this._y, this._z ); - - } else { - - return new Vector3( this._x, this._y, this._z ); - - } - - }, - - onChange: function ( callback ) { - - this.onChangeCallback = callback; - - return this; - - }, - - onChangeCallback: function () {} - - }; - - /** - * @author mrdoob / http://mrdoob.com/ - */ - - function Layers() { - - this.mask = 1; - - } - - Layers.prototype = { - - constructor: Layers, - - set: function ( channel ) { - - this.mask = 1 << channel; - - }, - - enable: function ( channel ) { - - this.mask |= 1 << channel; - - }, - - toggle: function ( channel ) { - - this.mask ^= 1 << channel; - - }, - - disable: function ( channel ) { - - this.mask &= ~ ( 1 << channel ); - - }, - - test: function ( layers ) { - - return ( this.mask & layers.mask ) !== 0; - - } - - }; - - /** - * @author mrdoob / http://mrdoob.com/ - * @author mikael emtinger / http://gomo.se/ - * @author alteredq / http://alteredqualia.com/ - * @author WestLangley / http://github.com/WestLangley - * @author elephantatwork / www.elephantatwork.ch - */ - - var object3DId = 0; - - function Object3D() { - - Object.defineProperty( this, 'id', { value: object3DId ++ } ); - - this.uuid = _Math.generateUUID(); - - this.name = ''; - this.type = 'Object3D'; - - this.parent = null; - this.children = []; - - this.up = Object3D.DefaultUp.clone(); - - var position = new Vector3(); - var rotation = new Euler(); - var quaternion = new Quaternion(); - var scale = new Vector3( 1, 1, 1 ); - - function onRotationChange() { - - quaternion.setFromEuler( rotation, false ); - - } - - function onQuaternionChange() { - - rotation.setFromQuaternion( quaternion, undefined, false ); - - } - - rotation.onChange( onRotationChange ); - quaternion.onChange( onQuaternionChange ); - - Object.defineProperties( this, { - position: { - enumerable: true, - value: position - }, - rotation: { - enumerable: true, - value: rotation - }, - quaternion: { - enumerable: true, - value: quaternion - }, - scale: { - enumerable: true, - value: scale - }, - modelViewMatrix: { - value: new Matrix4() - }, - normalMatrix: { - value: new Matrix3() - } - } ); - - this.matrix = new Matrix4(); - this.matrixWorld = new Matrix4(); - - this.matrixAutoUpdate = Object3D.DefaultMatrixAutoUpdate; - this.matrixWorldNeedsUpdate = false; - - this.layers = new Layers(); - this.visible = true; - - this.castShadow = false; - this.receiveShadow = false; - - this.frustumCulled = true; - this.renderOrder = 0; - - this.userData = {}; - - this.onBeforeRender = function () {}; - this.onAfterRender = function () {}; - - } - - Object3D.DefaultUp = new Vector3( 0, 1, 0 ); - Object3D.DefaultMatrixAutoUpdate = true; - - Object3D.prototype = { - - constructor: Object3D, - - isObject3D: true, - - applyMatrix: function ( matrix ) { - - this.matrix.multiplyMatrices( matrix, this.matrix ); - - this.matrix.decompose( this.position, this.quaternion, this.scale ); - - }, - - setRotationFromAxisAngle: function ( axis, angle ) { - - // assumes axis is normalized - - this.quaternion.setFromAxisAngle( axis, angle ); - - }, - - setRotationFromEuler: function ( euler ) { - - this.quaternion.setFromEuler( euler, true ); - - }, - - setRotationFromMatrix: function ( m ) { - - // assumes the upper 3x3 of m is a pure rotation matrix (i.e, unscaled) - - this.quaternion.setFromRotationMatrix( m ); - - }, - - setRotationFromQuaternion: function ( q ) { - - // assumes q is normalized - - this.quaternion.copy( q ); - - }, - - rotateOnAxis: function () { - - // rotate object on axis in object space - // axis is assumed to be normalized - - var q1 = new Quaternion(); - - return function rotateOnAxis( axis, angle ) { - - q1.setFromAxisAngle( axis, angle ); - - this.quaternion.multiply( q1 ); - - return this; - - }; - - }(), - - rotateX: function () { - - var v1 = new Vector3( 1, 0, 0 ); - - return function rotateX( angle ) { - - return this.rotateOnAxis( v1, angle ); - - }; - - }(), - - rotateY: function () { - - var v1 = new Vector3( 0, 1, 0 ); - - return function rotateY( angle ) { - - return this.rotateOnAxis( v1, angle ); - - }; - - }(), - - rotateZ: function () { - - var v1 = new Vector3( 0, 0, 1 ); - - return function rotateZ( angle ) { - - return this.rotateOnAxis( v1, angle ); - - }; - - }(), - - translateOnAxis: function () { - - // translate object by distance along axis in object space - // axis is assumed to be normalized - - var v1 = new Vector3(); - - return function translateOnAxis( axis, distance ) { - - v1.copy( axis ).applyQuaternion( this.quaternion ); - - this.position.add( v1.multiplyScalar( distance ) ); - - return this; - - }; - - }(), - - translateX: function () { - - var v1 = new Vector3( 1, 0, 0 ); - - return function translateX( distance ) { - - return this.translateOnAxis( v1, distance ); - - }; - - }(), - - translateY: function () { - - var v1 = new Vector3( 0, 1, 0 ); - - return function translateY( distance ) { - - return this.translateOnAxis( v1, distance ); - - }; - - }(), - - translateZ: function () { - - var v1 = new Vector3( 0, 0, 1 ); - - return function translateZ( distance ) { - - return this.translateOnAxis( v1, distance ); - - }; - - }(), - - localToWorld: function ( vector ) { - - return vector.applyMatrix4( this.matrixWorld ); - - }, - - worldToLocal: function () { - - var m1 = new Matrix4(); - - return function worldToLocal( vector ) { - - return vector.applyMatrix4( m1.getInverse( this.matrixWorld ) ); - - }; - - }(), - - lookAt: function () { - - // This routine does not support objects with rotated and/or translated parent(s) - - var m1 = new Matrix4(); - - return function lookAt( vector ) { - - m1.lookAt( vector, this.position, this.up ); - - this.quaternion.setFromRotationMatrix( m1 ); - - }; - - }(), - - add: function ( object ) { - - if ( arguments.length > 1 ) { - - for ( var i = 0; i < arguments.length; i ++ ) { - - this.add( arguments[ i ] ); - - } - - return this; - - } - - if ( object === this ) { - - console.error( "THREE.Object3D.add: object can't be added as a child of itself.", object ); - return this; - - } - - if ( ( object && object.isObject3D ) ) { - - if ( object.parent !== null ) { - - object.parent.remove( object ); - - } - - object.parent = this; - object.dispatchEvent( { type: 'added' } ); - - this.children.push( object ); - - } else { - - console.error( "THREE.Object3D.add: object not an instance of THREE.Object3D.", object ); - - } - - return this; - - }, - - remove: function ( object ) { - - if ( arguments.length > 1 ) { - - for ( var i = 0; i < arguments.length; i ++ ) { - - this.remove( arguments[ i ] ); - - } - - } - - var index = this.children.indexOf( object ); - - if ( index !== - 1 ) { - - object.parent = null; - - object.dispatchEvent( { type: 'removed' } ); - - this.children.splice( index, 1 ); - - } - - }, - - getObjectById: function ( id ) { - - return this.getObjectByProperty( 'id', id ); - - }, - - getObjectByName: function ( name ) { - - return this.getObjectByProperty( 'name', name ); - - }, - - getObjectByProperty: function ( name, value ) { - - if ( this[ name ] === value ) return this; - - for ( var i = 0, l = this.children.length; i < l; i ++ ) { - - var child = this.children[ i ]; - var object = child.getObjectByProperty( name, value ); - - if ( object !== undefined ) { - - return object; - - } - - } - - return undefined; - - }, - - getWorldPosition: function ( optionalTarget ) { - - var result = optionalTarget || new Vector3(); - - this.updateMatrixWorld( true ); - - return result.setFromMatrixPosition( this.matrixWorld ); - - }, - - getWorldQuaternion: function () { - - var position = new Vector3(); - var scale = new Vector3(); - - return function getWorldQuaternion( optionalTarget ) { - - var result = optionalTarget || new Quaternion(); - - this.updateMatrixWorld( true ); - - this.matrixWorld.decompose( position, result, scale ); - - return result; - - }; - - }(), - - getWorldRotation: function () { - - var quaternion = new Quaternion(); - - return function getWorldRotation( optionalTarget ) { - - var result = optionalTarget || new Euler(); - - this.getWorldQuaternion( quaternion ); - - return result.setFromQuaternion( quaternion, this.rotation.order, false ); - - }; - - }(), - - getWorldScale: function () { - - var position = new Vector3(); - var quaternion = new Quaternion(); - - return function getWorldScale( optionalTarget ) { - - var result = optionalTarget || new Vector3(); - - this.updateMatrixWorld( true ); - - this.matrixWorld.decompose( position, quaternion, result ); - - return result; - - }; - - }(), - - getWorldDirection: function () { - - var quaternion = new Quaternion(); - - return function getWorldDirection( optionalTarget ) { - - var result = optionalTarget || new Vector3(); - - this.getWorldQuaternion( quaternion ); - - return result.set( 0, 0, 1 ).applyQuaternion( quaternion ); - - }; - - }(), - - raycast: function () {}, - - traverse: function ( callback ) { - - callback( this ); - - var children = this.children; - - for ( var i = 0, l = children.length; i < l; i ++ ) { - - children[ i ].traverse( callback ); - - } - - }, - - traverseVisible: function ( callback ) { - - if ( this.visible === false ) return; - - callback( this ); - - var children = this.children; - - for ( var i = 0, l = children.length; i < l; i ++ ) { - - children[ i ].traverseVisible( callback ); - - } - - }, - - traverseAncestors: function ( callback ) { - - var parent = this.parent; - - if ( parent !== null ) { - - callback( parent ); - - parent.traverseAncestors( callback ); - - } - - }, - - updateMatrix: function () { - - this.matrix.compose( this.position, this.quaternion, this.scale ); - - this.matrixWorldNeedsUpdate = true; - - }, - - updateMatrixWorld: function ( force ) { - - if ( this.matrixAutoUpdate === true ) this.updateMatrix(); - - if ( this.matrixWorldNeedsUpdate === true || force === true ) { - - if ( this.parent === null ) { - - this.matrixWorld.copy( this.matrix ); - - } else { - - this.matrixWorld.multiplyMatrices( this.parent.matrixWorld, this.matrix ); - - } - - this.matrixWorldNeedsUpdate = false; - - force = true; - - } - - // update children - - var children = this.children; - - for ( var i = 0, l = children.length; i < l; i ++ ) { - - children[ i ].updateMatrixWorld( force ); - - } - - }, - - toJSON: function ( meta ) { - - // meta is '' when called from JSON.stringify - var isRootObject = ( meta === undefined || meta === '' ); - - var output = {}; - - // meta is a hash used to collect geometries, materials. - // not providing it implies that this is the root object - // being serialized. - if ( isRootObject ) { - - // initialize meta obj - meta = { - geometries: {}, - materials: {}, - textures: {}, - images: {} - }; - - output.metadata = { - version: 4.4, - type: 'Object', - generator: 'Object3D.toJSON' - }; - - } - - // standard Object3D serialization - - var object = {}; - - object.uuid = this.uuid; - object.type = this.type; - - if ( this.name !== '' ) object.name = this.name; - if ( JSON.stringify( this.userData ) !== '{}' ) object.userData = this.userData; - if ( this.castShadow === true ) object.castShadow = true; - if ( this.receiveShadow === true ) object.receiveShadow = true; - if ( this.visible === false ) object.visible = false; - - object.matrix = this.matrix.toArray(); - - // - - if ( this.geometry !== undefined ) { - - if ( meta.geometries[ this.geometry.uuid ] === undefined ) { - - meta.geometries[ this.geometry.uuid ] = this.geometry.toJSON( meta ); - - } - - object.geometry = this.geometry.uuid; - - } - - if ( this.material !== undefined ) { - - if ( meta.materials[ this.material.uuid ] === undefined ) { - - meta.materials[ this.material.uuid ] = this.material.toJSON( meta ); - - } - - object.material = this.material.uuid; - - } - - // - - if ( this.children.length > 0 ) { - - object.children = []; - - for ( var i = 0; i < this.children.length; i ++ ) { - - object.children.push( this.children[ i ].toJSON( meta ).object ); - - } - - } - - if ( isRootObject ) { - - var geometries = extractFromCache( meta.geometries ); - var materials = extractFromCache( meta.materials ); - var textures = extractFromCache( meta.textures ); - var images = extractFromCache( meta.images ); - - if ( geometries.length > 0 ) output.geometries = geometries; - if ( materials.length > 0 ) output.materials = materials; - if ( textures.length > 0 ) output.textures = textures; - if ( images.length > 0 ) output.images = images; - - } - - output.object = object; - - return output; - - // extract data from the cache hash - // remove metadata on each item - // and return as array - function extractFromCache( cache ) { - - var values = []; - for ( var key in cache ) { - - var data = cache[ key ]; - delete data.metadata; - values.push( data ); - - } - return values; - - } - - }, - - clone: function ( recursive ) { - - return new this.constructor().copy( this, recursive ); - - }, - - copy: function ( source, recursive ) { - - if ( recursive === undefined ) recursive = true; - - this.name = source.name; - - this.up.copy( source.up ); - - this.position.copy( source.position ); - this.quaternion.copy( source.quaternion ); - this.scale.copy( source.scale ); - - this.matrix.copy( source.matrix ); - this.matrixWorld.copy( source.matrixWorld ); - - this.matrixAutoUpdate = source.matrixAutoUpdate; - this.matrixWorldNeedsUpdate = source.matrixWorldNeedsUpdate; - - this.layers.mask = source.layers.mask; - this.visible = source.visible; - - this.castShadow = source.castShadow; - this.receiveShadow = source.receiveShadow; - - this.frustumCulled = source.frustumCulled; - this.renderOrder = source.renderOrder; - - this.userData = JSON.parse( JSON.stringify( source.userData ) ); - - if ( recursive === true ) { - - for ( var i = 0; i < source.children.length; i ++ ) { - - var child = source.children[ i ]; - this.add( child.clone() ); - - } - - } - - return this; - - } - - }; - - Object.assign( Object3D.prototype, EventDispatcher.prototype ); - - /** - * @author bhouston / http://clara.io - */ - - function Line3( start, end ) { - - this.start = ( start !== undefined ) ? start : new Vector3(); - this.end = ( end !== undefined ) ? end : new Vector3(); - - } - - Line3.prototype = { - - constructor: Line3, - - set: function ( start, end ) { - - this.start.copy( start ); - this.end.copy( end ); - - return this; - - }, - - clone: function () { - - return new this.constructor().copy( this ); - - }, - - copy: function ( line ) { - - this.start.copy( line.start ); - this.end.copy( line.end ); - - return this; - - }, - - getCenter: function ( optionalTarget ) { - - var result = optionalTarget || new Vector3(); - return result.addVectors( this.start, this.end ).multiplyScalar( 0.5 ); - - }, - - delta: function ( optionalTarget ) { - - var result = optionalTarget || new Vector3(); - return result.subVectors( this.end, this.start ); - - }, - - distanceSq: function () { - - return this.start.distanceToSquared( this.end ); - - }, - - distance: function () { - - return this.start.distanceTo( this.end ); - - }, - - at: function ( t, optionalTarget ) { - - var result = optionalTarget || new Vector3(); - - return this.delta( result ).multiplyScalar( t ).add( this.start ); - - }, - - closestPointToPointParameter: function () { - - var startP = new Vector3(); - var startEnd = new Vector3(); - - return function closestPointToPointParameter( point, clampToLine ) { - - startP.subVectors( point, this.start ); - startEnd.subVectors( this.end, this.start ); - - var startEnd2 = startEnd.dot( startEnd ); - var startEnd_startP = startEnd.dot( startP ); - - var t = startEnd_startP / startEnd2; - - if ( clampToLine ) { - - t = _Math.clamp( t, 0, 1 ); - - } - - return t; - - }; - - }(), - - closestPointToPoint: function ( point, clampToLine, optionalTarget ) { - - var t = this.closestPointToPointParameter( point, clampToLine ); - - var result = optionalTarget || new Vector3(); - - return this.delta( result ).multiplyScalar( t ).add( this.start ); - - }, - - applyMatrix4: function ( matrix ) { - - this.start.applyMatrix4( matrix ); - this.end.applyMatrix4( matrix ); - - return this; - - }, - - equals: function ( line ) { - - return line.start.equals( this.start ) && line.end.equals( this.end ); - - } - - }; - - /** - * @author bhouston / http://clara.io - * @author mrdoob / http://mrdoob.com/ - */ - - function Triangle( a, b, c ) { - - this.a = ( a !== undefined ) ? a : new Vector3(); - this.b = ( b !== undefined ) ? b : new Vector3(); - this.c = ( c !== undefined ) ? c : new Vector3(); - - } - - Triangle.normal = function () { - - var v0 = new Vector3(); - - return function normal( a, b, c, optionalTarget ) { - - var result = optionalTarget || new Vector3(); - - result.subVectors( c, b ); - v0.subVectors( a, b ); - result.cross( v0 ); - - var resultLengthSq = result.lengthSq(); - if ( resultLengthSq > 0 ) { - - return result.multiplyScalar( 1 / Math.sqrt( resultLengthSq ) ); - - } - - return result.set( 0, 0, 0 ); - - }; - - }(); - - // static/instance method to calculate barycentric coordinates - // based on: http://www.blackpawn.com/texts/pointinpoly/default.html - Triangle.barycoordFromPoint = function () { - - var v0 = new Vector3(); - var v1 = new Vector3(); - var v2 = new Vector3(); - - return function barycoordFromPoint( point, a, b, c, optionalTarget ) { - - v0.subVectors( c, a ); - v1.subVectors( b, a ); - v2.subVectors( point, a ); - - var dot00 = v0.dot( v0 ); - var dot01 = v0.dot( v1 ); - var dot02 = v0.dot( v2 ); - var dot11 = v1.dot( v1 ); - var dot12 = v1.dot( v2 ); - - var denom = ( dot00 * dot11 - dot01 * dot01 ); - - var result = optionalTarget || new Vector3(); - - // collinear or singular triangle - if ( denom === 0 ) { - - // arbitrary location outside of triangle? - // not sure if this is the best idea, maybe should be returning undefined - return result.set( - 2, - 1, - 1 ); - - } - - var invDenom = 1 / denom; - var u = ( dot11 * dot02 - dot01 * dot12 ) * invDenom; - var v = ( dot00 * dot12 - dot01 * dot02 ) * invDenom; - - // barycentric coordinates must always sum to 1 - return result.set( 1 - u - v, v, u ); - - }; - - }(); - - Triangle.containsPoint = function () { - - var v1 = new Vector3(); - - return function containsPoint( point, a, b, c ) { - - var result = Triangle.barycoordFromPoint( point, a, b, c, v1 ); - - return ( result.x >= 0 ) && ( result.y >= 0 ) && ( ( result.x + result.y ) <= 1 ); - - }; - - }(); - - Triangle.prototype = { - - constructor: Triangle, - - set: function ( a, b, c ) { - - this.a.copy( a ); - this.b.copy( b ); - this.c.copy( c ); - - return this; - - }, - - setFromPointsAndIndices: function ( points, i0, i1, i2 ) { - - this.a.copy( points[ i0 ] ); - this.b.copy( points[ i1 ] ); - this.c.copy( points[ i2 ] ); - - return this; - - }, - - clone: function () { - - return new this.constructor().copy( this ); - - }, - - copy: function ( triangle ) { - - this.a.copy( triangle.a ); - this.b.copy( triangle.b ); - this.c.copy( triangle.c ); - - return this; - - }, - - area: function () { - - var v0 = new Vector3(); - var v1 = new Vector3(); - - return function area() { - - v0.subVectors( this.c, this.b ); - v1.subVectors( this.a, this.b ); - - return v0.cross( v1 ).length() * 0.5; - - }; - - }(), - - midpoint: function ( optionalTarget ) { - - var result = optionalTarget || new Vector3(); - return result.addVectors( this.a, this.b ).add( this.c ).multiplyScalar( 1 / 3 ); - - }, - - normal: function ( optionalTarget ) { - - return Triangle.normal( this.a, this.b, this.c, optionalTarget ); - - }, - - plane: function ( optionalTarget ) { - - var result = optionalTarget || new Plane(); - - return result.setFromCoplanarPoints( this.a, this.b, this.c ); - - }, - - barycoordFromPoint: function ( point, optionalTarget ) { - - return Triangle.barycoordFromPoint( point, this.a, this.b, this.c, optionalTarget ); - - }, - - containsPoint: function ( point ) { - - return Triangle.containsPoint( point, this.a, this.b, this.c ); - - }, - - closestPointToPoint: function () { - - var plane, edgeList, projectedPoint, closestPoint; - - return function closestPointToPoint( point, optionalTarget ) { - - if ( plane === undefined ) { - - plane = new Plane(); - edgeList = [ new Line3(), new Line3(), new Line3() ]; - projectedPoint = new Vector3(); - closestPoint = new Vector3(); - - } - - var result = optionalTarget || new Vector3(); - var minDistance = Infinity; - - // project the point onto the plane of the triangle - - plane.setFromCoplanarPoints( this.a, this.b, this.c ); - plane.projectPoint( point, projectedPoint ); - - // check if the projection lies within the triangle - - if( this.containsPoint( projectedPoint ) === true ) { - - // if so, this is the closest point - - result.copy( projectedPoint ); - - } else { - - // if not, the point falls outside the triangle. the result is the closest point to the triangle's edges or vertices - - edgeList[ 0 ].set( this.a, this.b ); - edgeList[ 1 ].set( this.b, this.c ); - edgeList[ 2 ].set( this.c, this.a ); - - for( var i = 0; i < edgeList.length; i ++ ) { - - edgeList[ i ].closestPointToPoint( projectedPoint, true, closestPoint ); - - var distance = projectedPoint.distanceToSquared( closestPoint ); - - if( distance < minDistance ) { - - minDistance = distance; - - result.copy( closestPoint ); - - } - - } - - } - - return result; - - }; - - }(), - - equals: function ( triangle ) { - - return triangle.a.equals( this.a ) && triangle.b.equals( this.b ) && triangle.c.equals( this.c ); - - } - - }; - - /** - * @author mrdoob / http://mrdoob.com/ - * @author alteredq / http://alteredqualia.com/ - */ - - function Face3( a, b, c, normal, color, materialIndex ) { - - this.a = a; - this.b = b; - this.c = c; - - this.normal = (normal && normal.isVector3) ? normal : new Vector3(); - this.vertexNormals = Array.isArray( normal ) ? normal : []; - - this.color = (color && color.isColor) ? color : new Color(); - this.vertexColors = Array.isArray( color ) ? color : []; - - this.materialIndex = materialIndex !== undefined ? materialIndex : 0; - - } - - Face3.prototype = { - - constructor: Face3, - - clone: function () { - - return new this.constructor().copy( this ); - - }, - - copy: function ( source ) { - - this.a = source.a; - this.b = source.b; - this.c = source.c; - - this.normal.copy( source.normal ); - this.color.copy( source.color ); - - this.materialIndex = source.materialIndex; - - for ( var i = 0, il = source.vertexNormals.length; i < il; i ++ ) { - - this.vertexNormals[ i ] = source.vertexNormals[ i ].clone(); - - } - - for ( var i = 0, il = source.vertexColors.length; i < il; i ++ ) { - - this.vertexColors[ i ] = source.vertexColors[ i ].clone(); - - } - - return this; - - } - - }; - - /** - * @author mrdoob / http://mrdoob.com/ - * @author alteredq / http://alteredqualia.com/ - * - * parameters = { - * color: , - * opacity: , - * map: new THREE.Texture( ), - * - * lightMap: new THREE.Texture( ), - * lightMapIntensity: - * - * aoMap: new THREE.Texture( ), - * aoMapIntensity: - * - * specularMap: new THREE.Texture( ), - * - * alphaMap: new THREE.Texture( ), - * - * envMap: new THREE.TextureCube( [posx, negx, posy, negy, posz, negz] ), - * combine: THREE.Multiply, - * reflectivity: , - * refractionRatio: , - * - * shading: THREE.SmoothShading, - * depthTest: , - * depthWrite: , - * - * wireframe: , - * wireframeLinewidth: , - * - * skinning: , - * morphTargets: - * } - */ - - function MeshBasicMaterial( parameters ) { - - Material.call( this ); - - this.type = 'MeshBasicMaterial'; - - this.color = new Color( 0xffffff ); // emissive - - this.map = null; - - this.lightMap = null; - this.lightMapIntensity = 1.0; - - this.aoMap = null; - this.aoMapIntensity = 1.0; - - this.specularMap = null; - - this.alphaMap = null; - - this.envMap = null; - this.combine = MultiplyOperation; - this.reflectivity = 1; - this.refractionRatio = 0.98; - - this.wireframe = false; - this.wireframeLinewidth = 1; - this.wireframeLinecap = 'round'; - this.wireframeLinejoin = 'round'; - - this.skinning = false; - this.morphTargets = false; - - this.lights = false; - - this.setValues( parameters ); - - } - - MeshBasicMaterial.prototype = Object.create( Material.prototype ); - MeshBasicMaterial.prototype.constructor = MeshBasicMaterial; - - MeshBasicMaterial.prototype.isMeshBasicMaterial = true; - - MeshBasicMaterial.prototype.copy = function ( source ) { - - Material.prototype.copy.call( this, source ); - - this.color.copy( source.color ); - - this.map = source.map; - - this.lightMap = source.lightMap; - this.lightMapIntensity = source.lightMapIntensity; - - this.aoMap = source.aoMap; - this.aoMapIntensity = source.aoMapIntensity; - - this.specularMap = source.specularMap; - - this.alphaMap = source.alphaMap; - - this.envMap = source.envMap; - this.combine = source.combine; - this.reflectivity = source.reflectivity; - this.refractionRatio = source.refractionRatio; - - this.wireframe = source.wireframe; - this.wireframeLinewidth = source.wireframeLinewidth; - this.wireframeLinecap = source.wireframeLinecap; - this.wireframeLinejoin = source.wireframeLinejoin; - - this.skinning = source.skinning; - this.morphTargets = source.morphTargets; - - return this; - - }; - - /** - * @author mrdoob / http://mrdoob.com/ - */ - - function BufferAttribute( array, itemSize, normalized ) { - - if ( Array.isArray( array ) ) { - - throw new TypeError( 'THREE.BufferAttribute: array should be a Typed Array.' ); - - } - - this.uuid = _Math.generateUUID(); - - this.array = array; - this.itemSize = itemSize; - this.count = array !== undefined ? array.length / itemSize : 0; - this.normalized = normalized === true; - - this.dynamic = false; - this.updateRange = { offset: 0, count: - 1 }; - - this.onUploadCallback = function () {}; - - this.version = 0; - - } - - BufferAttribute.prototype = { - - constructor: BufferAttribute, - - isBufferAttribute: true, - - set needsUpdate( value ) { - - if ( value === true ) this.version ++; - - }, - - setArray: function ( array ) { - - if ( Array.isArray( array ) ) { - - throw new TypeError( 'THREE.BufferAttribute: array should be a Typed Array.' ); - - } - - this.count = array !== undefined ? array.length / this.itemSize : 0; - this.array = array; - - }, - - setDynamic: function ( value ) { - - this.dynamic = value; - - return this; - - }, - - copy: function ( source ) { - - this.array = new source.array.constructor( source.array ); - this.itemSize = source.itemSize; - this.count = source.count; - this.normalized = source.normalized; - - this.dynamic = source.dynamic; - - return this; - - }, - - copyAt: function ( index1, attribute, index2 ) { - - index1 *= this.itemSize; - index2 *= attribute.itemSize; - - for ( var i = 0, l = this.itemSize; i < l; i ++ ) { - - this.array[ index1 + i ] = attribute.array[ index2 + i ]; - - } - - return this; - - }, - - copyArray: function ( array ) { - - this.array.set( array ); - - return this; - - }, - - copyColorsArray: function ( colors ) { - - var array = this.array, offset = 0; - - for ( var i = 0, l = colors.length; i < l; i ++ ) { - - var color = colors[ i ]; - - if ( color === undefined ) { - - console.warn( 'THREE.BufferAttribute.copyColorsArray(): color is undefined', i ); - color = new Color(); - - } - - array[ offset ++ ] = color.r; - array[ offset ++ ] = color.g; - array[ offset ++ ] = color.b; - - } - - return this; - - }, - - copyIndicesArray: function ( indices ) { - - var array = this.array, offset = 0; - - for ( var i = 0, l = indices.length; i < l; i ++ ) { - - var index = indices[ i ]; - - array[ offset ++ ] = index.a; - array[ offset ++ ] = index.b; - array[ offset ++ ] = index.c; - - } - - return this; - - }, - - copyVector2sArray: function ( vectors ) { - - var array = this.array, offset = 0; - - for ( var i = 0, l = vectors.length; i < l; i ++ ) { - - var vector = vectors[ i ]; - - if ( vector === undefined ) { - - console.warn( 'THREE.BufferAttribute.copyVector2sArray(): vector is undefined', i ); - vector = new Vector2(); - - } - - array[ offset ++ ] = vector.x; - array[ offset ++ ] = vector.y; - - } - - return this; - - }, - - copyVector3sArray: function ( vectors ) { - - var array = this.array, offset = 0; - - for ( var i = 0, l = vectors.length; i < l; i ++ ) { - - var vector = vectors[ i ]; - - if ( vector === undefined ) { - - console.warn( 'THREE.BufferAttribute.copyVector3sArray(): vector is undefined', i ); - vector = new Vector3(); - - } - - array[ offset ++ ] = vector.x; - array[ offset ++ ] = vector.y; - array[ offset ++ ] = vector.z; - - } - - return this; - - }, - - copyVector4sArray: function ( vectors ) { - - var array = this.array, offset = 0; - - for ( var i = 0, l = vectors.length; i < l; i ++ ) { - - var vector = vectors[ i ]; - - if ( vector === undefined ) { - - console.warn( 'THREE.BufferAttribute.copyVector4sArray(): vector is undefined', i ); - vector = new Vector4(); - - } - - array[ offset ++ ] = vector.x; - array[ offset ++ ] = vector.y; - array[ offset ++ ] = vector.z; - array[ offset ++ ] = vector.w; - - } - - return this; - - }, - - set: function ( value, offset ) { - - if ( offset === undefined ) offset = 0; - - this.array.set( value, offset ); - - return this; - - }, - - getX: function ( index ) { - - return this.array[ index * this.itemSize ]; - - }, - - setX: function ( index, x ) { - - this.array[ index * this.itemSize ] = x; - - return this; - - }, - - getY: function ( index ) { - - return this.array[ index * this.itemSize + 1 ]; - - }, - - setY: function ( index, y ) { - - this.array[ index * this.itemSize + 1 ] = y; - - return this; - - }, - - getZ: function ( index ) { - - return this.array[ index * this.itemSize + 2 ]; - - }, - - setZ: function ( index, z ) { - - this.array[ index * this.itemSize + 2 ] = z; - - return this; - - }, - - getW: function ( index ) { - - return this.array[ index * this.itemSize + 3 ]; - - }, - - setW: function ( index, w ) { - - this.array[ index * this.itemSize + 3 ] = w; - - return this; - - }, - - setXY: function ( index, x, y ) { - - index *= this.itemSize; - - this.array[ index + 0 ] = x; - this.array[ index + 1 ] = y; - - return this; - - }, - - setXYZ: function ( index, x, y, z ) { - - index *= this.itemSize; - - this.array[ index + 0 ] = x; - this.array[ index + 1 ] = y; - this.array[ index + 2 ] = z; - - return this; - - }, - - setXYZW: function ( index, x, y, z, w ) { - - index *= this.itemSize; - - this.array[ index + 0 ] = x; - this.array[ index + 1 ] = y; - this.array[ index + 2 ] = z; - this.array[ index + 3 ] = w; - - return this; - - }, - - onUpload: function ( callback ) { - - this.onUploadCallback = callback; - - return this; - - }, - - clone: function () { - - return new this.constructor( this.array, this.itemSize ).copy( this ); - - } - - }; - - // - - function Int8BufferAttribute( array, itemSize ) { - - BufferAttribute.call( this, new Int8Array( array ), itemSize ); - - } - - Int8BufferAttribute.prototype = Object.create( BufferAttribute.prototype ); - Int8BufferAttribute.prototype.constructor = Int8BufferAttribute; - - - function Uint8BufferAttribute( array, itemSize ) { - - BufferAttribute.call( this, new Uint8Array( array ), itemSize ); - - } - - Uint8BufferAttribute.prototype = Object.create( BufferAttribute.prototype ); - Uint8BufferAttribute.prototype.constructor = Uint8BufferAttribute; - - - function Uint8ClampedBufferAttribute( array, itemSize ) { - - BufferAttribute.call( this, new Uint8ClampedArray( array ), itemSize ); - - } - - Uint8ClampedBufferAttribute.prototype = Object.create( BufferAttribute.prototype ); - Uint8ClampedBufferAttribute.prototype.constructor = Uint8ClampedBufferAttribute; - - - function Int16BufferAttribute( array, itemSize ) { - - BufferAttribute.call( this, new Int16Array( array ), itemSize ); - - } - - Int16BufferAttribute.prototype = Object.create( BufferAttribute.prototype ); - Int16BufferAttribute.prototype.constructor = Int16BufferAttribute; - - - function Uint16BufferAttribute( array, itemSize ) { - - BufferAttribute.call( this, new Uint16Array( array ), itemSize ); - - } - - Uint16BufferAttribute.prototype = Object.create( BufferAttribute.prototype ); - Uint16BufferAttribute.prototype.constructor = Uint16BufferAttribute; - - - function Int32BufferAttribute( array, itemSize ) { - - BufferAttribute.call( this, new Int32Array( array ), itemSize ); - - } - - Int32BufferAttribute.prototype = Object.create( BufferAttribute.prototype ); - Int32BufferAttribute.prototype.constructor = Int32BufferAttribute; - - - function Uint32BufferAttribute( array, itemSize ) { - - BufferAttribute.call( this, new Uint32Array( array ), itemSize ); - - } - - Uint32BufferAttribute.prototype = Object.create( BufferAttribute.prototype ); - Uint32BufferAttribute.prototype.constructor = Uint32BufferAttribute; - - - function Float32BufferAttribute( array, itemSize ) { - - BufferAttribute.call( this, new Float32Array( array ), itemSize ); - - } - - Float32BufferAttribute.prototype = Object.create( BufferAttribute.prototype ); - Float32BufferAttribute.prototype.constructor = Float32BufferAttribute; - - - function Float64BufferAttribute( array, itemSize ) { - - BufferAttribute.call( this, new Float64Array( array ), itemSize ); - - } - - Float64BufferAttribute.prototype = Object.create( BufferAttribute.prototype ); - Float64BufferAttribute.prototype.constructor = Float64BufferAttribute; - - /** - * @author mrdoob / http://mrdoob.com/ - */ - - function DirectGeometry() { - - this.indices = []; - this.vertices = []; - this.normals = []; - this.colors = []; - this.uvs = []; - this.uvs2 = []; - - this.groups = []; - - this.morphTargets = {}; - - this.skinWeights = []; - this.skinIndices = []; - - // this.lineDistances = []; - - this.boundingBox = null; - this.boundingSphere = null; - - // update flags - - this.verticesNeedUpdate = false; - this.normalsNeedUpdate = false; - this.colorsNeedUpdate = false; - this.uvsNeedUpdate = false; - this.groupsNeedUpdate = false; - - } - - Object.assign( DirectGeometry.prototype, { - - computeGroups: function ( geometry ) { - - var group; - var groups = []; - var materialIndex = undefined; - - var faces = geometry.faces; - - for ( var i = 0; i < faces.length; i ++ ) { - - var face = faces[ i ]; - - // materials - - if ( face.materialIndex !== materialIndex ) { - - materialIndex = face.materialIndex; - - if ( group !== undefined ) { - - group.count = ( i * 3 ) - group.start; - groups.push( group ); - - } - - group = { - start: i * 3, - materialIndex: materialIndex - }; - - } - - } - - if ( group !== undefined ) { - - group.count = ( i * 3 ) - group.start; - groups.push( group ); - - } - - this.groups = groups; - - }, - - fromGeometry: function ( geometry ) { - - var faces = geometry.faces; - var vertices = geometry.vertices; - var faceVertexUvs = geometry.faceVertexUvs; - - var hasFaceVertexUv = faceVertexUvs[ 0 ] && faceVertexUvs[ 0 ].length > 0; - var hasFaceVertexUv2 = faceVertexUvs[ 1 ] && faceVertexUvs[ 1 ].length > 0; - - // morphs - - var morphTargets = geometry.morphTargets; - var morphTargetsLength = morphTargets.length; - - var morphTargetsPosition; - - if ( morphTargetsLength > 0 ) { - - morphTargetsPosition = []; - - for ( var i = 0; i < morphTargetsLength; i ++ ) { - - morphTargetsPosition[ i ] = []; - - } - - this.morphTargets.position = morphTargetsPosition; - - } - - var morphNormals = geometry.morphNormals; - var morphNormalsLength = morphNormals.length; - - var morphTargetsNormal; - - if ( morphNormalsLength > 0 ) { - - morphTargetsNormal = []; - - for ( var i = 0; i < morphNormalsLength; i ++ ) { - - morphTargetsNormal[ i ] = []; - - } - - this.morphTargets.normal = morphTargetsNormal; - - } - - // skins - - var skinIndices = geometry.skinIndices; - var skinWeights = geometry.skinWeights; - - var hasSkinIndices = skinIndices.length === vertices.length; - var hasSkinWeights = skinWeights.length === vertices.length; - - // - - for ( var i = 0; i < faces.length; i ++ ) { - - var face = faces[ i ]; - - this.vertices.push( vertices[ face.a ], vertices[ face.b ], vertices[ face.c ] ); - - var vertexNormals = face.vertexNormals; - - if ( vertexNormals.length === 3 ) { - - this.normals.push( vertexNormals[ 0 ], vertexNormals[ 1 ], vertexNormals[ 2 ] ); - - } else { - - var normal = face.normal; - - this.normals.push( normal, normal, normal ); - - } - - var vertexColors = face.vertexColors; - - if ( vertexColors.length === 3 ) { - - this.colors.push( vertexColors[ 0 ], vertexColors[ 1 ], vertexColors[ 2 ] ); - - } else { - - var color = face.color; - - this.colors.push( color, color, color ); - - } - - if ( hasFaceVertexUv === true ) { - - var vertexUvs = faceVertexUvs[ 0 ][ i ]; - - if ( vertexUvs !== undefined ) { - - this.uvs.push( vertexUvs[ 0 ], vertexUvs[ 1 ], vertexUvs[ 2 ] ); - - } else { - - console.warn( 'THREE.DirectGeometry.fromGeometry(): Undefined vertexUv ', i ); - - this.uvs.push( new Vector2(), new Vector2(), new Vector2() ); - - } - - } - - if ( hasFaceVertexUv2 === true ) { - - var vertexUvs = faceVertexUvs[ 1 ][ i ]; - - if ( vertexUvs !== undefined ) { - - this.uvs2.push( vertexUvs[ 0 ], vertexUvs[ 1 ], vertexUvs[ 2 ] ); - - } else { - - console.warn( 'THREE.DirectGeometry.fromGeometry(): Undefined vertexUv2 ', i ); - - this.uvs2.push( new Vector2(), new Vector2(), new Vector2() ); - - } - - } - - // morphs - - for ( var j = 0; j < morphTargetsLength; j ++ ) { - - var morphTarget = morphTargets[ j ].vertices; - - morphTargetsPosition[ j ].push( morphTarget[ face.a ], morphTarget[ face.b ], morphTarget[ face.c ] ); - - } - - for ( var j = 0; j < morphNormalsLength; j ++ ) { - - var morphNormal = morphNormals[ j ].vertexNormals[ i ]; - - morphTargetsNormal[ j ].push( morphNormal.a, morphNormal.b, morphNormal.c ); - - } - - // skins - - if ( hasSkinIndices ) { - - this.skinIndices.push( skinIndices[ face.a ], skinIndices[ face.b ], skinIndices[ face.c ] ); - - } - - if ( hasSkinWeights ) { - - this.skinWeights.push( skinWeights[ face.a ], skinWeights[ face.b ], skinWeights[ face.c ] ); - - } - - } - - this.computeGroups( geometry ); - - this.verticesNeedUpdate = geometry.verticesNeedUpdate; - this.normalsNeedUpdate = geometry.normalsNeedUpdate; - this.colorsNeedUpdate = geometry.colorsNeedUpdate; - this.uvsNeedUpdate = geometry.uvsNeedUpdate; - this.groupsNeedUpdate = geometry.groupsNeedUpdate; - - return this; - - } - - } ); - - // http://stackoverflow.com/questions/1669190/javascript-min-max-array-values/13440842#13440842 - - function arrayMax( array ) { - - var length = array.length, max = - Infinity; - - while ( length -- ) { - - if ( array[ length ] > max ) { - - max = array[ length ]; - - } - - } - - return max; - - } - - /** - * @author mrdoob / http://mrdoob.com/ - * @author kile / http://kile.stravaganza.org/ - * @author alteredq / http://alteredqualia.com/ - * @author mikael emtinger / http://gomo.se/ - * @author zz85 / http://www.lab4games.net/zz85/blog - * @author bhouston / http://clara.io - */ - - var count = 0; - function GeometryIdCount() { return count++; } - - function Geometry() { - - Object.defineProperty( this, 'id', { value: GeometryIdCount() } ); - - this.uuid = _Math.generateUUID(); - - this.name = ''; - this.type = 'Geometry'; - - this.vertices = []; - this.colors = []; - this.faces = []; - this.faceVertexUvs = [[]]; - - this.morphTargets = []; - this.morphNormals = []; - - this.skinWeights = []; - this.skinIndices = []; - - this.lineDistances = []; - - this.boundingBox = null; - this.boundingSphere = null; - - // update flags - - this.elementsNeedUpdate = false; - this.verticesNeedUpdate = false; - this.uvsNeedUpdate = false; - this.normalsNeedUpdate = false; - this.colorsNeedUpdate = false; - this.lineDistancesNeedUpdate = false; - this.groupsNeedUpdate = false; - - } - - Geometry.prototype = { - - constructor: Geometry, - - isGeometry: true, - - applyMatrix: function ( matrix ) { - - var normalMatrix = new Matrix3().getNormalMatrix( matrix ); - - for ( var i = 0, il = this.vertices.length; i < il; i ++ ) { - - var vertex = this.vertices[ i ]; - vertex.applyMatrix4( matrix ); - - } - - for ( var i = 0, il = this.faces.length; i < il; i ++ ) { - - var face = this.faces[ i ]; - face.normal.applyMatrix3( normalMatrix ).normalize(); - - for ( var j = 0, jl = face.vertexNormals.length; j < jl; j ++ ) { - - face.vertexNormals[ j ].applyMatrix3( normalMatrix ).normalize(); - - } - - } - - if ( this.boundingBox !== null ) { - - this.computeBoundingBox(); - - } - - if ( this.boundingSphere !== null ) { - - this.computeBoundingSphere(); - - } - - this.verticesNeedUpdate = true; - this.normalsNeedUpdate = true; - - return this; - - }, - - rotateX: function () { - - // rotate geometry around world x-axis - - var m1; - - return function rotateX( angle ) { - - if ( m1 === undefined ) m1 = new Matrix4(); - - m1.makeRotationX( angle ); - - this.applyMatrix( m1 ); - - return this; - - }; - - }(), - - rotateY: function () { - - // rotate geometry around world y-axis - - var m1; - - return function rotateY( angle ) { - - if ( m1 === undefined ) m1 = new Matrix4(); - - m1.makeRotationY( angle ); - - this.applyMatrix( m1 ); - - return this; - - }; - - }(), - - rotateZ: function () { - - // rotate geometry around world z-axis - - var m1; - - return function rotateZ( angle ) { - - if ( m1 === undefined ) m1 = new Matrix4(); - - m1.makeRotationZ( angle ); - - this.applyMatrix( m1 ); - - return this; - - }; - - }(), - - translate: function () { - - // translate geometry - - var m1; - - return function translate( x, y, z ) { - - if ( m1 === undefined ) m1 = new Matrix4(); - - m1.makeTranslation( x, y, z ); - - this.applyMatrix( m1 ); - - return this; - - }; - - }(), - - scale: function () { - - // scale geometry - - var m1; - - return function scale( x, y, z ) { - - if ( m1 === undefined ) m1 = new Matrix4(); - - m1.makeScale( x, y, z ); - - this.applyMatrix( m1 ); - - return this; - - }; - - }(), - - lookAt: function () { - - var obj; - - return function lookAt( vector ) { - - if ( obj === undefined ) obj = new Object3D(); - - obj.lookAt( vector ); - - obj.updateMatrix(); - - this.applyMatrix( obj.matrix ); - - }; - - }(), - - fromBufferGeometry: function ( geometry ) { - - var scope = this; - - var indices = geometry.index !== null ? geometry.index.array : undefined; - var attributes = geometry.attributes; - - var positions = attributes.position.array; - var normals = attributes.normal !== undefined ? attributes.normal.array : undefined; - var colors = attributes.color !== undefined ? attributes.color.array : undefined; - var uvs = attributes.uv !== undefined ? attributes.uv.array : undefined; - var uvs2 = attributes.uv2 !== undefined ? attributes.uv2.array : undefined; - - if ( uvs2 !== undefined ) this.faceVertexUvs[ 1 ] = []; - - var tempNormals = []; - var tempUVs = []; - var tempUVs2 = []; - - for ( var i = 0, j = 0; i < positions.length; i += 3, j += 2 ) { - - scope.vertices.push( new Vector3( positions[ i ], positions[ i + 1 ], positions[ i + 2 ] ) ); - - if ( normals !== undefined ) { - - tempNormals.push( new Vector3( normals[ i ], normals[ i + 1 ], normals[ i + 2 ] ) ); - - } - - if ( colors !== undefined ) { - - scope.colors.push( new Color( colors[ i ], colors[ i + 1 ], colors[ i + 2 ] ) ); - - } - - if ( uvs !== undefined ) { - - tempUVs.push( new Vector2( uvs[ j ], uvs[ j + 1 ] ) ); - - } - - if ( uvs2 !== undefined ) { - - tempUVs2.push( new Vector2( uvs2[ j ], uvs2[ j + 1 ] ) ); - - } - - } - - function addFace( a, b, c, materialIndex ) { - - var vertexNormals = normals !== undefined ? [ tempNormals[ a ].clone(), tempNormals[ b ].clone(), tempNormals[ c ].clone() ] : []; - var vertexColors = colors !== undefined ? [ scope.colors[ a ].clone(), scope.colors[ b ].clone(), scope.colors[ c ].clone() ] : []; - - var face = new Face3( a, b, c, vertexNormals, vertexColors, materialIndex ); - - scope.faces.push( face ); - - if ( uvs !== undefined ) { - - scope.faceVertexUvs[ 0 ].push( [ tempUVs[ a ].clone(), tempUVs[ b ].clone(), tempUVs[ c ].clone() ] ); - - } - - if ( uvs2 !== undefined ) { - - scope.faceVertexUvs[ 1 ].push( [ tempUVs2[ a ].clone(), tempUVs2[ b ].clone(), tempUVs2[ c ].clone() ] ); - - } - - } - - if ( indices !== undefined ) { - - var groups = geometry.groups; - - if ( groups.length > 0 ) { - - for ( var i = 0; i < groups.length; i ++ ) { - - var group = groups[ i ]; - - var start = group.start; - var count = group.count; - - for ( var j = start, jl = start + count; j < jl; j += 3 ) { - - addFace( indices[ j ], indices[ j + 1 ], indices[ j + 2 ], group.materialIndex ); - - } - - } - - } else { - - for ( var i = 0; i < indices.length; i += 3 ) { - - addFace( indices[ i ], indices[ i + 1 ], indices[ i + 2 ] ); - - } - - } - - } else { - - for ( var i = 0; i < positions.length / 3; i += 3 ) { - - addFace( i, i + 1, i + 2 ); - - } - - } - - this.computeFaceNormals(); - - if ( geometry.boundingBox !== null ) { - - this.boundingBox = geometry.boundingBox.clone(); - - } - - if ( geometry.boundingSphere !== null ) { - - this.boundingSphere = geometry.boundingSphere.clone(); - - } - - return this; - - }, - - center: function () { - - this.computeBoundingBox(); - - var offset = this.boundingBox.getCenter().negate(); - - this.translate( offset.x, offset.y, offset.z ); - - return offset; - - }, - - normalize: function () { - - this.computeBoundingSphere(); - - var center = this.boundingSphere.center; - var radius = this.boundingSphere.radius; - - var s = radius === 0 ? 1 : 1.0 / radius; - - var matrix = new Matrix4(); - matrix.set( - s, 0, 0, - s * center.x, - 0, s, 0, - s * center.y, - 0, 0, s, - s * center.z, - 0, 0, 0, 1 - ); - - this.applyMatrix( matrix ); - - return this; - - }, - - computeFaceNormals: function () { - - var cb = new Vector3(), ab = new Vector3(); - - for ( var f = 0, fl = this.faces.length; f < fl; f ++ ) { - - var face = this.faces[ f ]; - - var vA = this.vertices[ face.a ]; - var vB = this.vertices[ face.b ]; - var vC = this.vertices[ face.c ]; - - cb.subVectors( vC, vB ); - ab.subVectors( vA, vB ); - cb.cross( ab ); - - cb.normalize(); - - face.normal.copy( cb ); - - } - - }, - - computeVertexNormals: function ( areaWeighted ) { - - if ( areaWeighted === undefined ) areaWeighted = true; - - var v, vl, f, fl, face, vertices; - - vertices = new Array( this.vertices.length ); - - for ( v = 0, vl = this.vertices.length; v < vl; v ++ ) { - - vertices[ v ] = new Vector3(); - - } - - if ( areaWeighted ) { - - // vertex normals weighted by triangle areas - // http://www.iquilezles.org/www/articles/normals/normals.htm - - var vA, vB, vC; - var cb = new Vector3(), ab = new Vector3(); - - for ( f = 0, fl = this.faces.length; f < fl; f ++ ) { - - face = this.faces[ f ]; - - vA = this.vertices[ face.a ]; - vB = this.vertices[ face.b ]; - vC = this.vertices[ face.c ]; - - cb.subVectors( vC, vB ); - ab.subVectors( vA, vB ); - cb.cross( ab ); - - vertices[ face.a ].add( cb ); - vertices[ face.b ].add( cb ); - vertices[ face.c ].add( cb ); - - } - - } else { - - this.computeFaceNormals(); - - for ( f = 0, fl = this.faces.length; f < fl; f ++ ) { - - face = this.faces[ f ]; - - vertices[ face.a ].add( face.normal ); - vertices[ face.b ].add( face.normal ); - vertices[ face.c ].add( face.normal ); - - } - - } - - for ( v = 0, vl = this.vertices.length; v < vl; v ++ ) { - - vertices[ v ].normalize(); - - } - - for ( f = 0, fl = this.faces.length; f < fl; f ++ ) { - - face = this.faces[ f ]; - - var vertexNormals = face.vertexNormals; - - if ( vertexNormals.length === 3 ) { - - vertexNormals[ 0 ].copy( vertices[ face.a ] ); - vertexNormals[ 1 ].copy( vertices[ face.b ] ); - vertexNormals[ 2 ].copy( vertices[ face.c ] ); - - } else { - - vertexNormals[ 0 ] = vertices[ face.a ].clone(); - vertexNormals[ 1 ] = vertices[ face.b ].clone(); - vertexNormals[ 2 ] = vertices[ face.c ].clone(); - - } - - } - - if ( this.faces.length > 0 ) { - - this.normalsNeedUpdate = true; - - } - - }, - - computeFlatVertexNormals: function () { - - var f, fl, face; - - this.computeFaceNormals(); - - for ( f = 0, fl = this.faces.length; f < fl; f ++ ) { - - face = this.faces[ f ]; - - var vertexNormals = face.vertexNormals; - - if ( vertexNormals.length === 3 ) { - - vertexNormals[ 0 ].copy( face.normal ); - vertexNormals[ 1 ].copy( face.normal ); - vertexNormals[ 2 ].copy( face.normal ); - - } else { - - vertexNormals[ 0 ] = face.normal.clone(); - vertexNormals[ 1 ] = face.normal.clone(); - vertexNormals[ 2 ] = face.normal.clone(); - - } - - } - - if ( this.faces.length > 0 ) { - - this.normalsNeedUpdate = true; - - } - - }, - - computeMorphNormals: function () { - - var i, il, f, fl, face; - - // save original normals - // - create temp variables on first access - // otherwise just copy (for faster repeated calls) - - for ( f = 0, fl = this.faces.length; f < fl; f ++ ) { - - face = this.faces[ f ]; - - if ( ! face.__originalFaceNormal ) { - - face.__originalFaceNormal = face.normal.clone(); - - } else { - - face.__originalFaceNormal.copy( face.normal ); - - } - - if ( ! face.__originalVertexNormals ) face.__originalVertexNormals = []; - - for ( i = 0, il = face.vertexNormals.length; i < il; i ++ ) { - - if ( ! face.__originalVertexNormals[ i ] ) { - - face.__originalVertexNormals[ i ] = face.vertexNormals[ i ].clone(); - - } else { - - face.__originalVertexNormals[ i ].copy( face.vertexNormals[ i ] ); - - } - - } - - } - - // use temp geometry to compute face and vertex normals for each morph - - var tmpGeo = new Geometry(); - tmpGeo.faces = this.faces; - - for ( i = 0, il = this.morphTargets.length; i < il; i ++ ) { - - // create on first access - - if ( ! this.morphNormals[ i ] ) { - - this.morphNormals[ i ] = {}; - this.morphNormals[ i ].faceNormals = []; - this.morphNormals[ i ].vertexNormals = []; - - var dstNormalsFace = this.morphNormals[ i ].faceNormals; - var dstNormalsVertex = this.morphNormals[ i ].vertexNormals; - - var faceNormal, vertexNormals; - - for ( f = 0, fl = this.faces.length; f < fl; f ++ ) { - - faceNormal = new Vector3(); - vertexNormals = { a: new Vector3(), b: new Vector3(), c: new Vector3() }; - - dstNormalsFace.push( faceNormal ); - dstNormalsVertex.push( vertexNormals ); - - } - - } - - var morphNormals = this.morphNormals[ i ]; - - // set vertices to morph target - - tmpGeo.vertices = this.morphTargets[ i ].vertices; - - // compute morph normals - - tmpGeo.computeFaceNormals(); - tmpGeo.computeVertexNormals(); - - // store morph normals - - var faceNormal, vertexNormals; - - for ( f = 0, fl = this.faces.length; f < fl; f ++ ) { - - face = this.faces[ f ]; - - faceNormal = morphNormals.faceNormals[ f ]; - vertexNormals = morphNormals.vertexNormals[ f ]; - - faceNormal.copy( face.normal ); - - vertexNormals.a.copy( face.vertexNormals[ 0 ] ); - vertexNormals.b.copy( face.vertexNormals[ 1 ] ); - vertexNormals.c.copy( face.vertexNormals[ 2 ] ); - - } - - } - - // restore original normals - - for ( f = 0, fl = this.faces.length; f < fl; f ++ ) { - - face = this.faces[ f ]; - - face.normal = face.__originalFaceNormal; - face.vertexNormals = face.__originalVertexNormals; - - } - - }, - - computeLineDistances: function () { - - var d = 0; - var vertices = this.vertices; - - for ( var i = 0, il = vertices.length; i < il; i ++ ) { - - if ( i > 0 ) { - - d += vertices[ i ].distanceTo( vertices[ i - 1 ] ); - - } - - this.lineDistances[ i ] = d; - - } - - }, - - computeBoundingBox: function () { - - if ( this.boundingBox === null ) { - - this.boundingBox = new Box3(); - - } - - this.boundingBox.setFromPoints( this.vertices ); - - }, - - computeBoundingSphere: function () { - - if ( this.boundingSphere === null ) { - - this.boundingSphere = new Sphere(); - - } - - this.boundingSphere.setFromPoints( this.vertices ); - - }, - - merge: function ( geometry, matrix, materialIndexOffset ) { - - if ( ( geometry && geometry.isGeometry ) === false ) { - - console.error( 'THREE.Geometry.merge(): geometry not an instance of THREE.Geometry.', geometry ); - return; - - } - - var normalMatrix, - vertexOffset = this.vertices.length, - vertices1 = this.vertices, - vertices2 = geometry.vertices, - faces1 = this.faces, - faces2 = geometry.faces, - uvs1 = this.faceVertexUvs[ 0 ], - uvs2 = geometry.faceVertexUvs[ 0 ], - colors1 = this.colors, - colors2 = geometry.colors; - - if ( materialIndexOffset === undefined ) materialIndexOffset = 0; - - if ( matrix !== undefined ) { - - normalMatrix = new Matrix3().getNormalMatrix( matrix ); - - } - - // vertices - - for ( var i = 0, il = vertices2.length; i < il; i ++ ) { - - var vertex = vertices2[ i ]; - - var vertexCopy = vertex.clone(); - - if ( matrix !== undefined ) vertexCopy.applyMatrix4( matrix ); - - vertices1.push( vertexCopy ); - - } - - // colors - - for ( var i = 0, il = colors2.length; i < il; i ++ ) { - - colors1.push( colors2[ i ].clone() ); - - } - - // faces - - for ( i = 0, il = faces2.length; i < il; i ++ ) { - - var face = faces2[ i ], faceCopy, normal, color, - faceVertexNormals = face.vertexNormals, - faceVertexColors = face.vertexColors; - - faceCopy = new Face3( face.a + vertexOffset, face.b + vertexOffset, face.c + vertexOffset ); - faceCopy.normal.copy( face.normal ); - - if ( normalMatrix !== undefined ) { - - faceCopy.normal.applyMatrix3( normalMatrix ).normalize(); - - } - - for ( var j = 0, jl = faceVertexNormals.length; j < jl; j ++ ) { - - normal = faceVertexNormals[ j ].clone(); - - if ( normalMatrix !== undefined ) { - - normal.applyMatrix3( normalMatrix ).normalize(); - - } - - faceCopy.vertexNormals.push( normal ); - - } - - faceCopy.color.copy( face.color ); - - for ( var j = 0, jl = faceVertexColors.length; j < jl; j ++ ) { - - color = faceVertexColors[ j ]; - faceCopy.vertexColors.push( color.clone() ); - - } - - faceCopy.materialIndex = face.materialIndex + materialIndexOffset; - - faces1.push( faceCopy ); - - } - - // uvs - - for ( i = 0, il = uvs2.length; i < il; i ++ ) { - - var uv = uvs2[ i ], uvCopy = []; - - if ( uv === undefined ) { - - continue; - - } - - for ( var j = 0, jl = uv.length; j < jl; j ++ ) { - - uvCopy.push( uv[ j ].clone() ); - - } - - uvs1.push( uvCopy ); - - } - - }, - - mergeMesh: function ( mesh ) { - - if ( ( mesh && mesh.isMesh ) === false ) { - - console.error( 'THREE.Geometry.mergeMesh(): mesh not an instance of THREE.Mesh.', mesh ); - return; - - } - - mesh.matrixAutoUpdate && mesh.updateMatrix(); - - this.merge( mesh.geometry, mesh.matrix ); - - }, - - /* - * Checks for duplicate vertices with hashmap. - * Duplicated vertices are removed - * and faces' vertices are updated. - */ - - mergeVertices: function () { - - var verticesMap = {}; // Hashmap for looking up vertices by position coordinates (and making sure they are unique) - var unique = [], changes = []; - - var v, key; - var precisionPoints = 4; // number of decimal points, e.g. 4 for epsilon of 0.0001 - var precision = Math.pow( 10, precisionPoints ); - var i, il, face; - var indices, j, jl; - - for ( i = 0, il = this.vertices.length; i < il; i ++ ) { - - v = this.vertices[ i ]; - key = Math.round( v.x * precision ) + '_' + Math.round( v.y * precision ) + '_' + Math.round( v.z * precision ); - - if ( verticesMap[ key ] === undefined ) { - - verticesMap[ key ] = i; - unique.push( this.vertices[ i ] ); - changes[ i ] = unique.length - 1; - - } else { - - //console.log('Duplicate vertex found. ', i, ' could be using ', verticesMap[key]); - changes[ i ] = changes[ verticesMap[ key ] ]; - - } - - } - - - // if faces are completely degenerate after merging vertices, we - // have to remove them from the geometry. - var faceIndicesToRemove = []; - - for ( i = 0, il = this.faces.length; i < il; i ++ ) { - - face = this.faces[ i ]; - - face.a = changes[ face.a ]; - face.b = changes[ face.b ]; - face.c = changes[ face.c ]; - - indices = [ face.a, face.b, face.c ]; - - // if any duplicate vertices are found in a Face3 - // we have to remove the face as nothing can be saved - for ( var n = 0; n < 3; n ++ ) { - - if ( indices[ n ] === indices[ ( n + 1 ) % 3 ] ) { - - faceIndicesToRemove.push( i ); - break; - - } - - } - - } - - for ( i = faceIndicesToRemove.length - 1; i >= 0; i -- ) { - - var idx = faceIndicesToRemove[ i ]; - - this.faces.splice( idx, 1 ); - - for ( j = 0, jl = this.faceVertexUvs.length; j < jl; j ++ ) { - - this.faceVertexUvs[ j ].splice( idx, 1 ); - - } - - } - - // Use unique set of vertices - - var diff = this.vertices.length - unique.length; - this.vertices = unique; - return diff; - - }, - - sortFacesByMaterialIndex: function () { - - var faces = this.faces; - var length = faces.length; - - // tag faces - - for ( var i = 0; i < length; i ++ ) { - - faces[ i ]._id = i; - - } - - // sort faces - - function materialIndexSort( a, b ) { - - return a.materialIndex - b.materialIndex; - - } - - faces.sort( materialIndexSort ); - - // sort uvs - - var uvs1 = this.faceVertexUvs[ 0 ]; - var uvs2 = this.faceVertexUvs[ 1 ]; - - var newUvs1, newUvs2; - - if ( uvs1 && uvs1.length === length ) newUvs1 = []; - if ( uvs2 && uvs2.length === length ) newUvs2 = []; - - for ( var i = 0; i < length; i ++ ) { - - var id = faces[ i ]._id; - - if ( newUvs1 ) newUvs1.push( uvs1[ id ] ); - if ( newUvs2 ) newUvs2.push( uvs2[ id ] ); - - } - - if ( newUvs1 ) this.faceVertexUvs[ 0 ] = newUvs1; - if ( newUvs2 ) this.faceVertexUvs[ 1 ] = newUvs2; - - }, - - toJSON: function () { - - var data = { - metadata: { - version: 4.4, - type: 'Geometry', - generator: 'Geometry.toJSON' - } - }; - - // standard Geometry serialization - - data.uuid = this.uuid; - data.type = this.type; - if ( this.name !== '' ) data.name = this.name; - - if ( this.parameters !== undefined ) { - - var parameters = this.parameters; - - for ( var key in parameters ) { - - if ( parameters[ key ] !== undefined ) data[ key ] = parameters[ key ]; - - } - - return data; - - } - - var vertices = []; - - for ( var i = 0; i < this.vertices.length; i ++ ) { - - var vertex = this.vertices[ i ]; - vertices.push( vertex.x, vertex.y, vertex.z ); - - } - - var faces = []; - var normals = []; - var normalsHash = {}; - var colors = []; - var colorsHash = {}; - var uvs = []; - var uvsHash = {}; - - for ( var i = 0; i < this.faces.length; i ++ ) { - - var face = this.faces[ i ]; - - var hasMaterial = true; - var hasFaceUv = false; // deprecated - var hasFaceVertexUv = this.faceVertexUvs[ 0 ][ i ] !== undefined; - var hasFaceNormal = face.normal.length() > 0; - var hasFaceVertexNormal = face.vertexNormals.length > 0; - var hasFaceColor = face.color.r !== 1 || face.color.g !== 1 || face.color.b !== 1; - var hasFaceVertexColor = face.vertexColors.length > 0; - - var faceType = 0; - - faceType = setBit( faceType, 0, 0 ); // isQuad - faceType = setBit( faceType, 1, hasMaterial ); - faceType = setBit( faceType, 2, hasFaceUv ); - faceType = setBit( faceType, 3, hasFaceVertexUv ); - faceType = setBit( faceType, 4, hasFaceNormal ); - faceType = setBit( faceType, 5, hasFaceVertexNormal ); - faceType = setBit( faceType, 6, hasFaceColor ); - faceType = setBit( faceType, 7, hasFaceVertexColor ); - - faces.push( faceType ); - faces.push( face.a, face.b, face.c ); - faces.push( face.materialIndex ); - - if ( hasFaceVertexUv ) { - - var faceVertexUvs = this.faceVertexUvs[ 0 ][ i ]; - - faces.push( - getUvIndex( faceVertexUvs[ 0 ] ), - getUvIndex( faceVertexUvs[ 1 ] ), - getUvIndex( faceVertexUvs[ 2 ] ) - ); - - } - - if ( hasFaceNormal ) { - - faces.push( getNormalIndex( face.normal ) ); - - } - - if ( hasFaceVertexNormal ) { - - var vertexNormals = face.vertexNormals; - - faces.push( - getNormalIndex( vertexNormals[ 0 ] ), - getNormalIndex( vertexNormals[ 1 ] ), - getNormalIndex( vertexNormals[ 2 ] ) - ); - - } - - if ( hasFaceColor ) { - - faces.push( getColorIndex( face.color ) ); - - } - - if ( hasFaceVertexColor ) { - - var vertexColors = face.vertexColors; - - faces.push( - getColorIndex( vertexColors[ 0 ] ), - getColorIndex( vertexColors[ 1 ] ), - getColorIndex( vertexColors[ 2 ] ) - ); - - } - - } - - function setBit( value, position, enabled ) { - - return enabled ? value | ( 1 << position ) : value & ( ~ ( 1 << position ) ); - - } - - function getNormalIndex( normal ) { - - var hash = normal.x.toString() + normal.y.toString() + normal.z.toString(); - - if ( normalsHash[ hash ] !== undefined ) { - - return normalsHash[ hash ]; - - } - - normalsHash[ hash ] = normals.length / 3; - normals.push( normal.x, normal.y, normal.z ); - - return normalsHash[ hash ]; - - } - - function getColorIndex( color ) { - - var hash = color.r.toString() + color.g.toString() + color.b.toString(); - - if ( colorsHash[ hash ] !== undefined ) { - - return colorsHash[ hash ]; - - } - - colorsHash[ hash ] = colors.length; - colors.push( color.getHex() ); - - return colorsHash[ hash ]; - - } - - function getUvIndex( uv ) { - - var hash = uv.x.toString() + uv.y.toString(); - - if ( uvsHash[ hash ] !== undefined ) { - - return uvsHash[ hash ]; - - } - - uvsHash[ hash ] = uvs.length / 2; - uvs.push( uv.x, uv.y ); - - return uvsHash[ hash ]; - - } - - data.data = {}; - - data.data.vertices = vertices; - data.data.normals = normals; - if ( colors.length > 0 ) data.data.colors = colors; - if ( uvs.length > 0 ) data.data.uvs = [ uvs ]; // temporal backward compatibility - data.data.faces = faces; - - return data; - - }, - - clone: function () { - - /* - // Handle primitives - - var parameters = this.parameters; - - if ( parameters !== undefined ) { - - var values = []; - - for ( var key in parameters ) { - - values.push( parameters[ key ] ); - - } - - var geometry = Object.create( this.constructor.prototype ); - this.constructor.apply( geometry, values ); - return geometry; - - } - - return new this.constructor().copy( this ); - */ - - return new Geometry().copy( this ); - - }, - - copy: function ( source ) { - - var i, il, j, jl, k, kl; - - // reset - - this.vertices = []; - this.colors = []; - this.faces = []; - this.faceVertexUvs = [[]]; - this.morphTargets = []; - this.morphNormals = []; - this.skinWeights = []; - this.skinIndices = []; - this.lineDistances = []; - this.boundingBox = null; - this.boundingSphere = null; - - // name - - this.name = source.name; - - // vertices - - var vertices = source.vertices; - - for ( i = 0, il = vertices.length; i < il; i ++ ) { - - this.vertices.push( vertices[ i ].clone() ); - - } - - // colors - - var colors = source.colors; - - for ( i = 0, il = colors.length; i < il; i ++ ) { - - this.colors.push( colors[ i ].clone() ); - - } - - // faces - - var faces = source.faces; - - for ( i = 0, il = faces.length; i < il; i ++ ) { - - this.faces.push( faces[ i ].clone() ); - - } - - // face vertex uvs - - for ( i = 0, il = source.faceVertexUvs.length; i < il; i ++ ) { - - var faceVertexUvs = source.faceVertexUvs[ i ]; - - if ( this.faceVertexUvs[ i ] === undefined ) { - - this.faceVertexUvs[ i ] = []; - - } - - for ( j = 0, jl = faceVertexUvs.length; j < jl; j ++ ) { - - var uvs = faceVertexUvs[ j ], uvsCopy = []; - - for ( k = 0, kl = uvs.length; k < kl; k ++ ) { - - var uv = uvs[ k ]; - - uvsCopy.push( uv.clone() ); - - } - - this.faceVertexUvs[ i ].push( uvsCopy ); - - } - - } - - // morph targets - - var morphTargets = source.morphTargets; - - for ( i = 0, il = morphTargets.length; i < il; i ++ ) { - - var morphTarget = {}; - morphTarget.name = morphTargets[ i ].name; - - // vertices - - if ( morphTargets[ i ].vertices !== undefined ) { - - morphTarget.vertices = []; - - for ( j = 0, jl = morphTargets[ i ].vertices.length; j < jl; j ++ ) { - - morphTarget.vertices.push( morphTargets[ i ].vertices[ j ].clone() ); - - } - - } - - // normals - - if ( morphTargets[ i ].normals !== undefined ) { - - morphTarget.normals = []; - - for ( j = 0, jl = morphTargets[ i ].normals.length; j < jl; j ++ ) { - - morphTarget.normals.push( morphTargets[ i ].normals[ j ].clone() ); - - } - - } - - this.morphTargets.push( morphTarget ); - - } - - // morph normals - - var morphNormals = source.morphNormals; - - for ( i = 0, il = morphNormals.length; i < il; i ++ ) { - - var morphNormal = {}; - - // vertex normals - - if ( morphNormals[ i ].vertexNormals !== undefined ) { - - morphNormal.vertexNormals = []; - - for ( j = 0, jl = morphNormals[ i ].vertexNormals.length; j < jl; j ++ ) { - - var srcVertexNormal = morphNormals[ i ].vertexNormals[ j ]; - var destVertexNormal = {}; - - destVertexNormal.a = srcVertexNormal.a.clone(); - destVertexNormal.b = srcVertexNormal.b.clone(); - destVertexNormal.c = srcVertexNormal.c.clone(); - - morphNormal.vertexNormals.push( destVertexNormal ); - - } - - } - - // face normals - - if ( morphNormals[ i ].faceNormals !== undefined ) { - - morphNormal.faceNormals = []; - - for ( j = 0, jl = morphNormals[ i ].faceNormals.length; j < jl; j ++ ) { - - morphNormal.faceNormals.push( morphNormals[ i ].faceNormals[ j ].clone() ); - - } - - } - - this.morphNormals.push( morphNormal ); - - } - - // skin weights - - var skinWeights = source.skinWeights; - - for ( i = 0, il = skinWeights.length; i < il; i ++ ) { - - this.skinWeights.push( skinWeights[ i ].clone() ); - - } - - // skin indices - - var skinIndices = source.skinIndices; - - for ( i = 0, il = skinIndices.length; i < il; i ++ ) { - - this.skinIndices.push( skinIndices[ i ].clone() ); - - } - - // line distances - - var lineDistances = source.lineDistances; - - for ( i = 0, il = lineDistances.length; i < il; i ++ ) { - - this.lineDistances.push( lineDistances[ i ] ); - - } - - // bounding box - - var boundingBox = source.boundingBox; - - if ( boundingBox !== null ) { - - this.boundingBox = boundingBox.clone(); - - } - - // bounding sphere - - var boundingSphere = source.boundingSphere; - - if ( boundingSphere !== null ) { - - this.boundingSphere = boundingSphere.clone(); - - } - - // update flags - - this.elementsNeedUpdate = source.elementsNeedUpdate; - this.verticesNeedUpdate = source.verticesNeedUpdate; - this.uvsNeedUpdate = source.uvsNeedUpdate; - this.normalsNeedUpdate = source.normalsNeedUpdate; - this.colorsNeedUpdate = source.colorsNeedUpdate; - this.lineDistancesNeedUpdate = source.lineDistancesNeedUpdate; - this.groupsNeedUpdate = source.groupsNeedUpdate; - - return this; - - }, - - dispose: function () { - - this.dispatchEvent( { type: 'dispose' } ); - - } - - }; - - Object.assign( Geometry.prototype, EventDispatcher.prototype ); - - /** - * @author alteredq / http://alteredqualia.com/ - * @author mrdoob / http://mrdoob.com/ - */ - - function BufferGeometry() { - - Object.defineProperty( this, 'id', { value: GeometryIdCount() } ); - - this.uuid = _Math.generateUUID(); - - this.name = ''; - this.type = 'BufferGeometry'; - - this.index = null; - this.attributes = {}; - - this.morphAttributes = {}; - - this.groups = []; - - this.boundingBox = null; - this.boundingSphere = null; - - this.drawRange = { start: 0, count: Infinity }; - - } - - BufferGeometry.prototype = { - - constructor: BufferGeometry, - - isBufferGeometry: true, - - getIndex: function () { - - return this.index; - - }, - - setIndex: function ( index ) { - - if ( Array.isArray( index ) ) { - - this.index = new ( arrayMax( index ) > 65535 ? Uint32BufferAttribute : Uint16BufferAttribute )( index, 1 ); - - } else { - - this.index = index; - - } - - }, - - addAttribute: function ( name, attribute ) { - - if ( ( attribute && attribute.isBufferAttribute ) === false && ( attribute && attribute.isInterleavedBufferAttribute ) === false ) { - - console.warn( 'THREE.BufferGeometry: .addAttribute() now expects ( name, attribute ).' ); - - this.addAttribute( name, new BufferAttribute( arguments[ 1 ], arguments[ 2 ] ) ); - - return; - - } - - if ( name === 'index' ) { - - console.warn( 'THREE.BufferGeometry.addAttribute: Use .setIndex() for index attribute.' ); - this.setIndex( attribute ); - - return; - - } - - this.attributes[ name ] = attribute; - - return this; - - }, - - getAttribute: function ( name ) { - - return this.attributes[ name ]; - - }, - - removeAttribute: function ( name ) { - - delete this.attributes[ name ]; - - return this; - - }, - - addGroup: function ( start, count, materialIndex ) { - - this.groups.push( { - - start: start, - count: count, - materialIndex: materialIndex !== undefined ? materialIndex : 0 - - } ); - - }, - - clearGroups: function () { - - this.groups = []; - - }, - - setDrawRange: function ( start, count ) { - - this.drawRange.start = start; - this.drawRange.count = count; - - }, - - applyMatrix: function ( matrix ) { - - var position = this.attributes.position; - - if ( position !== undefined ) { - - matrix.applyToBufferAttribute( position ); - position.needsUpdate = true; - - } - - var normal = this.attributes.normal; - - if ( normal !== undefined ) { - - var normalMatrix = new Matrix3().getNormalMatrix( matrix ); - - normalMatrix.applyToBufferAttribute( normal ); - normal.needsUpdate = true; - - } - - if ( this.boundingBox !== null ) { - - this.computeBoundingBox(); - - } - - if ( this.boundingSphere !== null ) { - - this.computeBoundingSphere(); - - } - - return this; - - }, - - rotateX: function () { - - // rotate geometry around world x-axis - - var m1; - - return function rotateX( angle ) { - - if ( m1 === undefined ) m1 = new Matrix4(); - - m1.makeRotationX( angle ); - - this.applyMatrix( m1 ); - - return this; - - }; - - }(), - - rotateY: function () { - - // rotate geometry around world y-axis - - var m1; - - return function rotateY( angle ) { - - if ( m1 === undefined ) m1 = new Matrix4(); - - m1.makeRotationY( angle ); - - this.applyMatrix( m1 ); - - return this; - - }; - - }(), - - rotateZ: function () { - - // rotate geometry around world z-axis - - var m1; - - return function rotateZ( angle ) { - - if ( m1 === undefined ) m1 = new Matrix4(); - - m1.makeRotationZ( angle ); - - this.applyMatrix( m1 ); - - return this; - - }; - - }(), - - translate: function () { - - // translate geometry - - var m1; - - return function translate( x, y, z ) { - - if ( m1 === undefined ) m1 = new Matrix4(); - - m1.makeTranslation( x, y, z ); - - this.applyMatrix( m1 ); - - return this; - - }; - - }(), - - scale: function () { - - // scale geometry - - var m1; - - return function scale( x, y, z ) { - - if ( m1 === undefined ) m1 = new Matrix4(); - - m1.makeScale( x, y, z ); - - this.applyMatrix( m1 ); - - return this; - - }; - - }(), - - lookAt: function () { - - var obj; - - return function lookAt( vector ) { - - if ( obj === undefined ) obj = new Object3D(); - - obj.lookAt( vector ); - - obj.updateMatrix(); - - this.applyMatrix( obj.matrix ); - - }; - - }(), - - center: function () { - - this.computeBoundingBox(); - - var offset = this.boundingBox.getCenter().negate(); - - this.translate( offset.x, offset.y, offset.z ); - - return offset; - - }, - - setFromObject: function ( object ) { - - // console.log( 'THREE.BufferGeometry.setFromObject(). Converting', object, this ); - - var geometry = object.geometry; - - if ( object.isPoints || object.isLine ) { - - var positions = new Float32BufferAttribute( geometry.vertices.length * 3, 3 ); - var colors = new Float32BufferAttribute( geometry.colors.length * 3, 3 ); - - this.addAttribute( 'position', positions.copyVector3sArray( geometry.vertices ) ); - this.addAttribute( 'color', colors.copyColorsArray( geometry.colors ) ); - - if ( geometry.lineDistances && geometry.lineDistances.length === geometry.vertices.length ) { - - var lineDistances = new Float32BufferAttribute( geometry.lineDistances.length, 1 ); - - this.addAttribute( 'lineDistance', lineDistances.copyArray( geometry.lineDistances ) ); - - } - - if ( geometry.boundingSphere !== null ) { - - this.boundingSphere = geometry.boundingSphere.clone(); - - } - - if ( geometry.boundingBox !== null ) { - - this.boundingBox = geometry.boundingBox.clone(); - - } - - } else if ( object.isMesh ) { - - if ( geometry && geometry.isGeometry ) { - - this.fromGeometry( geometry ); - - } - - } - - return this; - - }, - - updateFromObject: function ( object ) { - - var geometry = object.geometry; - - if ( object.isMesh ) { - - var direct = geometry.__directGeometry; - - if ( geometry.elementsNeedUpdate === true ) { - - direct = undefined; - geometry.elementsNeedUpdate = false; - - } - - if ( direct === undefined ) { - - return this.fromGeometry( geometry ); - - } - - direct.verticesNeedUpdate = geometry.verticesNeedUpdate; - direct.normalsNeedUpdate = geometry.normalsNeedUpdate; - direct.colorsNeedUpdate = geometry.colorsNeedUpdate; - direct.uvsNeedUpdate = geometry.uvsNeedUpdate; - direct.groupsNeedUpdate = geometry.groupsNeedUpdate; - - geometry.verticesNeedUpdate = false; - geometry.normalsNeedUpdate = false; - geometry.colorsNeedUpdate = false; - geometry.uvsNeedUpdate = false; - geometry.groupsNeedUpdate = false; - - geometry = direct; - - } - - var attribute; - - if ( geometry.verticesNeedUpdate === true ) { - - attribute = this.attributes.position; - - if ( attribute !== undefined ) { - - attribute.copyVector3sArray( geometry.vertices ); - attribute.needsUpdate = true; - - } - - geometry.verticesNeedUpdate = false; - - } - - if ( geometry.normalsNeedUpdate === true ) { - - attribute = this.attributes.normal; - - if ( attribute !== undefined ) { - - attribute.copyVector3sArray( geometry.normals ); - attribute.needsUpdate = true; - - } - - geometry.normalsNeedUpdate = false; - - } - - if ( geometry.colorsNeedUpdate === true ) { - - attribute = this.attributes.color; - - if ( attribute !== undefined ) { - - attribute.copyColorsArray( geometry.colors ); - attribute.needsUpdate = true; - - } - - geometry.colorsNeedUpdate = false; - - } - - if ( geometry.uvsNeedUpdate ) { - - attribute = this.attributes.uv; - - if ( attribute !== undefined ) { - - attribute.copyVector2sArray( geometry.uvs ); - attribute.needsUpdate = true; - - } - - geometry.uvsNeedUpdate = false; - - } - - if ( geometry.lineDistancesNeedUpdate ) { - - attribute = this.attributes.lineDistance; - - if ( attribute !== undefined ) { - - attribute.copyArray( geometry.lineDistances ); - attribute.needsUpdate = true; - - } - - geometry.lineDistancesNeedUpdate = false; - - } - - if ( geometry.groupsNeedUpdate ) { - - geometry.computeGroups( object.geometry ); - this.groups = geometry.groups; - - geometry.groupsNeedUpdate = false; - - } - - return this; - - }, - - fromGeometry: function ( geometry ) { - - geometry.__directGeometry = new DirectGeometry().fromGeometry( geometry ); - - return this.fromDirectGeometry( geometry.__directGeometry ); - - }, - - fromDirectGeometry: function ( geometry ) { - - var positions = new Float32Array( geometry.vertices.length * 3 ); - this.addAttribute( 'position', new BufferAttribute( positions, 3 ).copyVector3sArray( geometry.vertices ) ); - - if ( geometry.normals.length > 0 ) { - - var normals = new Float32Array( geometry.normals.length * 3 ); - this.addAttribute( 'normal', new BufferAttribute( normals, 3 ).copyVector3sArray( geometry.normals ) ); - - } - - if ( geometry.colors.length > 0 ) { - - var colors = new Float32Array( geometry.colors.length * 3 ); - this.addAttribute( 'color', new BufferAttribute( colors, 3 ).copyColorsArray( geometry.colors ) ); - - } - - if ( geometry.uvs.length > 0 ) { - - var uvs = new Float32Array( geometry.uvs.length * 2 ); - this.addAttribute( 'uv', new BufferAttribute( uvs, 2 ).copyVector2sArray( geometry.uvs ) ); - - } - - if ( geometry.uvs2.length > 0 ) { - - var uvs2 = new Float32Array( geometry.uvs2.length * 2 ); - this.addAttribute( 'uv2', new BufferAttribute( uvs2, 2 ).copyVector2sArray( geometry.uvs2 ) ); - - } - - if ( geometry.indices.length > 0 ) { - - var TypeArray = arrayMax( geometry.indices ) > 65535 ? Uint32Array : Uint16Array; - var indices = new TypeArray( geometry.indices.length * 3 ); - this.setIndex( new BufferAttribute( indices, 1 ).copyIndicesArray( geometry.indices ) ); - - } - - // groups - - this.groups = geometry.groups; - - // morphs - - for ( var name in geometry.morphTargets ) { - - var array = []; - var morphTargets = geometry.morphTargets[ name ]; - - for ( var i = 0, l = morphTargets.length; i < l; i ++ ) { - - var morphTarget = morphTargets[ i ]; - - var attribute = new Float32BufferAttribute( morphTarget.length * 3, 3 ); - - array.push( attribute.copyVector3sArray( morphTarget ) ); - - } - - this.morphAttributes[ name ] = array; - - } - - // skinning - - if ( geometry.skinIndices.length > 0 ) { - - var skinIndices = new Float32BufferAttribute( geometry.skinIndices.length * 4, 4 ); - this.addAttribute( 'skinIndex', skinIndices.copyVector4sArray( geometry.skinIndices ) ); - - } - - if ( geometry.skinWeights.length > 0 ) { - - var skinWeights = new Float32BufferAttribute( geometry.skinWeights.length * 4, 4 ); - this.addAttribute( 'skinWeight', skinWeights.copyVector4sArray( geometry.skinWeights ) ); - - } - - // - - if ( geometry.boundingSphere !== null ) { - - this.boundingSphere = geometry.boundingSphere.clone(); - - } - - if ( geometry.boundingBox !== null ) { - - this.boundingBox = geometry.boundingBox.clone(); - - } - - return this; - - }, - - computeBoundingBox: function () { - - if ( this.boundingBox === null ) { - - this.boundingBox = new Box3(); - - } - - var position = this.attributes.position; - - if ( position !== undefined ) { - - this.boundingBox.setFromBufferAttribute( position ); - - } else { - - this.boundingBox.makeEmpty(); - - } - - if ( isNaN( this.boundingBox.min.x ) || isNaN( this.boundingBox.min.y ) || isNaN( this.boundingBox.min.z ) ) { - - console.error( 'THREE.BufferGeometry.computeBoundingBox: Computed min/max have NaN values. The "position" attribute is likely to have NaN values.', this ); - - } - - }, - - computeBoundingSphere: function () { - - var box = new Box3(); - var vector = new Vector3(); - - return function computeBoundingSphere() { - - if ( this.boundingSphere === null ) { - - this.boundingSphere = new Sphere(); - - } - - var position = this.attributes.position; - - if ( position ) { - - var center = this.boundingSphere.center; - - box.setFromBufferAttribute( position ); - box.getCenter( center ); - - // hoping to find a boundingSphere with a radius smaller than the - // boundingSphere of the boundingBox: sqrt(3) smaller in the best case - - var maxRadiusSq = 0; - - for ( var i = 0, il = position.count; i < il; i ++ ) { - - vector.x = position.getX( i ); - vector.y = position.getY( i ); - vector.z = position.getZ( i ); - maxRadiusSq = Math.max( maxRadiusSq, center.distanceToSquared( vector ) ); - - } - - this.boundingSphere.radius = Math.sqrt( maxRadiusSq ); - - if ( isNaN( this.boundingSphere.radius ) ) { - - console.error( 'THREE.BufferGeometry.computeBoundingSphere(): Computed radius is NaN. The "position" attribute is likely to have NaN values.', this ); - - } - - } - - }; - - }(), - - computeFaceNormals: function () { - - // backwards compatibility - - }, - - computeVertexNormals: function () { - - var index = this.index; - var attributes = this.attributes; - var groups = this.groups; - - if ( attributes.position ) { - - var positions = attributes.position.array; - - if ( attributes.normal === undefined ) { - - this.addAttribute( 'normal', new BufferAttribute( new Float32Array( positions.length ), 3 ) ); - - } else { - - // reset existing normals to zero - - var array = attributes.normal.array; - - for ( var i = 0, il = array.length; i < il; i ++ ) { - - array[ i ] = 0; - - } - - } - - var normals = attributes.normal.array; - - var vA, vB, vC; - var pA = new Vector3(), pB = new Vector3(), pC = new Vector3(); - var cb = new Vector3(), ab = new Vector3(); - - // indexed elements - - if ( index ) { - - var indices = index.array; - - if ( groups.length === 0 ) { - - this.addGroup( 0, indices.length ); - - } - - for ( var j = 0, jl = groups.length; j < jl; ++ j ) { - - var group = groups[ j ]; - - var start = group.start; - var count = group.count; - - for ( var i = start, il = start + count; i < il; i += 3 ) { - - vA = indices[ i + 0 ] * 3; - vB = indices[ i + 1 ] * 3; - vC = indices[ i + 2 ] * 3; - - pA.fromArray( positions, vA ); - pB.fromArray( positions, vB ); - pC.fromArray( positions, vC ); - - cb.subVectors( pC, pB ); - ab.subVectors( pA, pB ); - cb.cross( ab ); - - normals[ vA ] += cb.x; - normals[ vA + 1 ] += cb.y; - normals[ vA + 2 ] += cb.z; - - normals[ vB ] += cb.x; - normals[ vB + 1 ] += cb.y; - normals[ vB + 2 ] += cb.z; - - normals[ vC ] += cb.x; - normals[ vC + 1 ] += cb.y; - normals[ vC + 2 ] += cb.z; - - } - - } - - } else { - - // non-indexed elements (unconnected triangle soup) - - for ( var i = 0, il = positions.length; i < il; i += 9 ) { - - pA.fromArray( positions, i ); - pB.fromArray( positions, i + 3 ); - pC.fromArray( positions, i + 6 ); - - cb.subVectors( pC, pB ); - ab.subVectors( pA, pB ); - cb.cross( ab ); - - normals[ i ] = cb.x; - normals[ i + 1 ] = cb.y; - normals[ i + 2 ] = cb.z; - - normals[ i + 3 ] = cb.x; - normals[ i + 4 ] = cb.y; - normals[ i + 5 ] = cb.z; - - normals[ i + 6 ] = cb.x; - normals[ i + 7 ] = cb.y; - normals[ i + 8 ] = cb.z; - - } - - } - - this.normalizeNormals(); - - attributes.normal.needsUpdate = true; - - } - - }, - - merge: function ( geometry, offset ) { - - if ( ( geometry && geometry.isBufferGeometry ) === false ) { - - console.error( 'THREE.BufferGeometry.merge(): geometry not an instance of THREE.BufferGeometry.', geometry ); - return; - - } - - if ( offset === undefined ) offset = 0; - - var attributes = this.attributes; - - for ( var key in attributes ) { - - if ( geometry.attributes[ key ] === undefined ) continue; - - var attribute1 = attributes[ key ]; - var attributeArray1 = attribute1.array; - - var attribute2 = geometry.attributes[ key ]; - var attributeArray2 = attribute2.array; - - var attributeSize = attribute2.itemSize; - - for ( var i = 0, j = attributeSize * offset; i < attributeArray2.length; i ++, j ++ ) { - - attributeArray1[ j ] = attributeArray2[ i ]; - - } - - } - - return this; - - }, - - normalizeNormals: function () { - - var normals = this.attributes.normal.array; - - var x, y, z, n; - - for ( var i = 0, il = normals.length; i < il; i += 3 ) { - - x = normals[ i ]; - y = normals[ i + 1 ]; - z = normals[ i + 2 ]; - - n = 1.0 / Math.sqrt( x * x + y * y + z * z ); - - normals[ i ] *= n; - normals[ i + 1 ] *= n; - normals[ i + 2 ] *= n; - - } - - }, - - toNonIndexed: function () { - - if ( this.index === null ) { - - console.warn( 'THREE.BufferGeometry.toNonIndexed(): Geometry is already non-indexed.' ); - return this; - - } - - var geometry2 = new BufferGeometry(); - - var indices = this.index.array; - var attributes = this.attributes; - - for ( var name in attributes ) { - - var attribute = attributes[ name ]; - - var array = attribute.array; - var itemSize = attribute.itemSize; - - var array2 = new array.constructor( indices.length * itemSize ); - - var index = 0, index2 = 0; - - for ( var i = 0, l = indices.length; i < l; i ++ ) { - - index = indices[ i ] * itemSize; - - for ( var j = 0; j < itemSize; j ++ ) { - - array2[ index2 ++ ] = array[ index ++ ]; - - } - - } - - geometry2.addAttribute( name, new BufferAttribute( array2, itemSize ) ); - - } - - return geometry2; - - }, - - toJSON: function () { - - var data = { - metadata: { - version: 4.4, - type: 'BufferGeometry', - generator: 'BufferGeometry.toJSON' - } - }; - - // standard BufferGeometry serialization - - data.uuid = this.uuid; - data.type = this.type; - if ( this.name !== '' ) data.name = this.name; - - if ( this.parameters !== undefined ) { - - var parameters = this.parameters; - - for ( var key in parameters ) { - - if ( parameters[ key ] !== undefined ) data[ key ] = parameters[ key ]; - - } - - return data; - - } - - data.data = { attributes: {} }; - - var index = this.index; - - if ( index !== null ) { - - var array = Array.prototype.slice.call( index.array ); - - data.data.index = { - type: index.array.constructor.name, - array: array - }; - - } - - var attributes = this.attributes; - - for ( var key in attributes ) { - - var attribute = attributes[ key ]; - - var array = Array.prototype.slice.call( attribute.array ); - - data.data.attributes[ key ] = { - itemSize: attribute.itemSize, - type: attribute.array.constructor.name, - array: array, - normalized: attribute.normalized - }; - - } - - var groups = this.groups; - - if ( groups.length > 0 ) { - - data.data.groups = JSON.parse( JSON.stringify( groups ) ); - - } - - var boundingSphere = this.boundingSphere; - - if ( boundingSphere !== null ) { - - data.data.boundingSphere = { - center: boundingSphere.center.toArray(), - radius: boundingSphere.radius - }; - - } - - return data; - - }, - - clone: function () { - - /* - // Handle primitives - - var parameters = this.parameters; - - if ( parameters !== undefined ) { - - var values = []; - - for ( var key in parameters ) { - - values.push( parameters[ key ] ); - - } - - var geometry = Object.create( this.constructor.prototype ); - this.constructor.apply( geometry, values ); - return geometry; - - } - - return new this.constructor().copy( this ); - */ - - return new BufferGeometry().copy( this ); - - }, - - copy: function ( source ) { - - var name, i, l; - - // reset - - this.index = null; - this.attributes = {}; - this.morphAttributes = {}; - this.groups = []; - this.boundingBox = null; - this.boundingSphere = null; - - // name - - this.name = source.name; - - // index - - var index = source.index; - - if ( index !== null ) { - - this.setIndex( index.clone() ); - - } - - // attributes - - var attributes = source.attributes; - - for ( name in attributes ) { - - var attribute = attributes[ name ]; - this.addAttribute( name, attribute.clone() ); - - } - - // morph attributes - - var morphAttributes = source.morphAttributes; - - for ( name in morphAttributes ) { - - var array = []; - var morphAttribute = morphAttributes[ name ]; // morphAttribute: array of Float32BufferAttributes - - for ( i = 0, l = morphAttribute.length; i < l; i ++ ) { - - array.push( morphAttribute[ i ].clone() ); - - } - - this.morphAttributes[ name ] = array; - - } - - // groups - - var groups = source.groups; - - for ( i = 0, l = groups.length; i < l; i ++ ) { - - var group = groups[ i ]; - this.addGroup( group.start, group.count, group.materialIndex ); - - } - - // bounding box - - var boundingBox = source.boundingBox; - - if ( boundingBox !== null ) { - - this.boundingBox = boundingBox.clone(); - - } - - // bounding sphere - - var boundingSphere = source.boundingSphere; - - if ( boundingSphere !== null ) { - - this.boundingSphere = boundingSphere.clone(); - - } - - // draw range - - this.drawRange.start = source.drawRange.start; - this.drawRange.count = source.drawRange.count; - - return this; - - }, - - dispose: function () { - - this.dispatchEvent( { type: 'dispose' } ); - - } - - }; - - BufferGeometry.MaxIndex = 65535; - - Object.assign( BufferGeometry.prototype, EventDispatcher.prototype ); - - /** - * @author mrdoob / http://mrdoob.com/ - * @author alteredq / http://alteredqualia.com/ - * @author mikael emtinger / http://gomo.se/ - * @author jonobr1 / http://jonobr1.com/ - */ - - function Mesh( geometry, material ) { - - Object3D.call( this ); - - this.type = 'Mesh'; - - this.geometry = geometry !== undefined ? geometry : new BufferGeometry(); - this.material = material !== undefined ? material : new MeshBasicMaterial( { color: Math.random() * 0xffffff } ); - - this.drawMode = TrianglesDrawMode; - - this.updateMorphTargets(); - - } - - Mesh.prototype = Object.assign( Object.create( Object3D.prototype ), { - - constructor: Mesh, - - isMesh: true, - - setDrawMode: function ( value ) { - - this.drawMode = value; - - }, - - copy: function ( source ) { - - Object3D.prototype.copy.call( this, source ); - - this.drawMode = source.drawMode; - - return this; - - }, - - updateMorphTargets: function () { - - var morphTargets = this.geometry.morphTargets; - - if ( morphTargets !== undefined && morphTargets.length > 0 ) { - - this.morphTargetInfluences = []; - this.morphTargetDictionary = {}; - - for ( var m = 0, ml = morphTargets.length; m < ml; m ++ ) { - - this.morphTargetInfluences.push( 0 ); - this.morphTargetDictionary[ morphTargets[ m ].name ] = m; - - } - - } - - }, - - raycast: ( function () { - - var inverseMatrix = new Matrix4(); - var ray = new Ray(); - var sphere = new Sphere(); - - var vA = new Vector3(); - var vB = new Vector3(); - var vC = new Vector3(); - - var tempA = new Vector3(); - var tempB = new Vector3(); - var tempC = new Vector3(); - - var uvA = new Vector2(); - var uvB = new Vector2(); - var uvC = new Vector2(); - - var barycoord = new Vector3(); - - var intersectionPoint = new Vector3(); - var intersectionPointWorld = new Vector3(); - - function uvIntersection( point, p1, p2, p3, uv1, uv2, uv3 ) { - - Triangle.barycoordFromPoint( point, p1, p2, p3, barycoord ); - - uv1.multiplyScalar( barycoord.x ); - uv2.multiplyScalar( barycoord.y ); - uv3.multiplyScalar( barycoord.z ); - - uv1.add( uv2 ).add( uv3 ); - - return uv1.clone(); - - } - - function checkIntersection( object, raycaster, ray, pA, pB, pC, point ) { - - var intersect; - var material = object.material; - - if ( material.side === BackSide ) { - - intersect = ray.intersectTriangle( pC, pB, pA, true, point ); - - } else { - - intersect = ray.intersectTriangle( pA, pB, pC, material.side !== DoubleSide, point ); - - } - - if ( intersect === null ) return null; - - intersectionPointWorld.copy( point ); - intersectionPointWorld.applyMatrix4( object.matrixWorld ); - - var distance = raycaster.ray.origin.distanceTo( intersectionPointWorld ); - - if ( distance < raycaster.near || distance > raycaster.far ) return null; - - return { - distance: distance, - point: intersectionPointWorld.clone(), - object: object - }; - - } - - function checkBufferGeometryIntersection( object, raycaster, ray, position, uv, a, b, c ) { - - vA.fromBufferAttribute( position, a ); - vB.fromBufferAttribute( position, b ); - vC.fromBufferAttribute( position, c ); - - var intersection = checkIntersection( object, raycaster, ray, vA, vB, vC, intersectionPoint ); - - if ( intersection ) { - - if ( uv ) { - - uvA.fromBufferAttribute( uv, a ); - uvB.fromBufferAttribute( uv, b ); - uvC.fromBufferAttribute( uv, c ); - - intersection.uv = uvIntersection( intersectionPoint, vA, vB, vC, uvA, uvB, uvC ); - - } - - intersection.face = new Face3( a, b, c, Triangle.normal( vA, vB, vC ) ); - intersection.faceIndex = a; - - } - - return intersection; - - } - - return function raycast( raycaster, intersects ) { - - var geometry = this.geometry; - var material = this.material; - var matrixWorld = this.matrixWorld; - - if ( material === undefined ) return; - - // Checking boundingSphere distance to ray - - if ( geometry.boundingSphere === null ) geometry.computeBoundingSphere(); - - sphere.copy( geometry.boundingSphere ); - sphere.applyMatrix4( matrixWorld ); - - if ( raycaster.ray.intersectsSphere( sphere ) === false ) return; - - // - - inverseMatrix.getInverse( matrixWorld ); - ray.copy( raycaster.ray ).applyMatrix4( inverseMatrix ); - - // Check boundingBox before continuing - - if ( geometry.boundingBox !== null ) { - - if ( ray.intersectsBox( geometry.boundingBox ) === false ) return; - - } - - var intersection; - - if ( geometry.isBufferGeometry ) { - - var a, b, c; - var index = geometry.index; - var position = geometry.attributes.position; - var uv = geometry.attributes.uv; - var i, l; - - if ( index !== null ) { - - // indexed buffer geometry - - for ( i = 0, l = index.count; i < l; i += 3 ) { - - a = index.getX( i ); - b = index.getX( i + 1 ); - c = index.getX( i + 2 ); - - intersection = checkBufferGeometryIntersection( this, raycaster, ray, position, uv, a, b, c ); - - if ( intersection ) { - - intersection.faceIndex = Math.floor( i / 3 ); // triangle number in indices buffer semantics - intersects.push( intersection ); - - } - - } - - } else { - - // non-indexed buffer geometry - - for ( i = 0, l = position.count; i < l; i += 3 ) { - - a = i; - b = i + 1; - c = i + 2; - - intersection = checkBufferGeometryIntersection( this, raycaster, ray, position, uv, a, b, c ); - - if ( intersection ) { - - intersection.index = a; // triangle number in positions buffer semantics - intersects.push( intersection ); - - } - - } - - } - - } else if ( geometry.isGeometry ) { - - var fvA, fvB, fvC; - var isFaceMaterial = ( material && material.isMultiMaterial ); - var materials = isFaceMaterial === true ? material.materials : null; - - var vertices = geometry.vertices; - var faces = geometry.faces; - var uvs; - - var faceVertexUvs = geometry.faceVertexUvs[ 0 ]; - if ( faceVertexUvs.length > 0 ) uvs = faceVertexUvs; - - for ( var f = 0, fl = faces.length; f < fl; f ++ ) { - - var face = faces[ f ]; - var faceMaterial = isFaceMaterial === true ? materials[ face.materialIndex ] : material; - - if ( faceMaterial === undefined ) continue; - - fvA = vertices[ face.a ]; - fvB = vertices[ face.b ]; - fvC = vertices[ face.c ]; - - if ( faceMaterial.morphTargets === true ) { - - var morphTargets = geometry.morphTargets; - var morphInfluences = this.morphTargetInfluences; - - vA.set( 0, 0, 0 ); - vB.set( 0, 0, 0 ); - vC.set( 0, 0, 0 ); - - for ( var t = 0, tl = morphTargets.length; t < tl; t ++ ) { - - var influence = morphInfluences[ t ]; - - if ( influence === 0 ) continue; - - var targets = morphTargets[ t ].vertices; - - vA.addScaledVector( tempA.subVectors( targets[ face.a ], fvA ), influence ); - vB.addScaledVector( tempB.subVectors( targets[ face.b ], fvB ), influence ); - vC.addScaledVector( tempC.subVectors( targets[ face.c ], fvC ), influence ); - - } - - vA.add( fvA ); - vB.add( fvB ); - vC.add( fvC ); - - fvA = vA; - fvB = vB; - fvC = vC; - - } - - intersection = checkIntersection( this, raycaster, ray, fvA, fvB, fvC, intersectionPoint ); - - if ( intersection ) { - - if ( uvs ) { - - var uvs_f = uvs[ f ]; - uvA.copy( uvs_f[ 0 ] ); - uvB.copy( uvs_f[ 1 ] ); - uvC.copy( uvs_f[ 2 ] ); - - intersection.uv = uvIntersection( intersectionPoint, fvA, fvB, fvC, uvA, uvB, uvC ); - - } - - intersection.face = face; - intersection.faceIndex = f; - intersects.push( intersection ); - - } - - } - - } - - }; - - }() ), - - clone: function () { - - return new this.constructor( this.geometry, this.material ).copy( this ); - - } - - } ); - - /** - * @author mrdoob / http://mrdoob.com/ - * based on http://papervision3d.googlecode.com/svn/trunk/as3/trunk/src/org/papervision3d/objects/primitives/Cube.as - */ - - function BoxGeometry( width, height, depth, widthSegments, heightSegments, depthSegments ) { - - Geometry.call( this ); - - this.type = 'BoxGeometry'; - - this.parameters = { - width: width, - height: height, - depth: depth, - widthSegments: widthSegments, - heightSegments: heightSegments, - depthSegments: depthSegments - }; - - this.fromBufferGeometry( new BoxBufferGeometry( width, height, depth, widthSegments, heightSegments, depthSegments ) ); - this.mergeVertices(); - - } - - BoxGeometry.prototype = Object.create( Geometry.prototype ); - BoxGeometry.prototype.constructor = BoxGeometry; - - /** - * @author Mugen87 / https://github.com/Mugen87 - */ - - function BoxBufferGeometry( width, height, depth, widthSegments, heightSegments, depthSegments ) { - - BufferGeometry.call( this ); - - this.type = 'BoxBufferGeometry'; - - this.parameters = { - width: width, - height: height, - depth: depth, - widthSegments: widthSegments, - heightSegments: heightSegments, - depthSegments: depthSegments - }; - - var scope = this; - - // segments - - widthSegments = Math.floor( widthSegments ) || 1; - heightSegments = Math.floor( heightSegments ) || 1; - depthSegments = Math.floor( depthSegments ) || 1; - - // buffers - - var indices = []; - var vertices = []; - var normals = []; - var uvs = []; - - // helper variables - - var numberOfVertices = 0; - var groupStart = 0; - - // build each side of the box geometry - - buildPlane( 'z', 'y', 'x', - 1, - 1, depth, height, width, depthSegments, heightSegments, 0 ); // px - buildPlane( 'z', 'y', 'x', 1, - 1, depth, height, - width, depthSegments, heightSegments, 1 ); // nx - buildPlane( 'x', 'z', 'y', 1, 1, width, depth, height, widthSegments, depthSegments, 2 ); // py - buildPlane( 'x', 'z', 'y', 1, - 1, width, depth, - height, widthSegments, depthSegments, 3 ); // ny - buildPlane( 'x', 'y', 'z', 1, - 1, width, height, depth, widthSegments, heightSegments, 4 ); // pz - buildPlane( 'x', 'y', 'z', - 1, - 1, width, height, - depth, widthSegments, heightSegments, 5 ); // nz - - // build geometry - - this.setIndex( indices ); - this.addAttribute( 'position', new Float32BufferAttribute( vertices, 3 ) ); - this.addAttribute( 'normal', new Float32BufferAttribute( normals, 3 ) ); - this.addAttribute( 'uv', new Float32BufferAttribute( uvs, 2 ) ); - - function buildPlane( u, v, w, udir, vdir, width, height, depth, gridX, gridY, materialIndex ) { - - var segmentWidth = width / gridX; - var segmentHeight = height / gridY; - - var widthHalf = width / 2; - var heightHalf = height / 2; - var depthHalf = depth / 2; - - var gridX1 = gridX + 1; - var gridY1 = gridY + 1; - - var vertexCounter = 0; - var groupCount = 0; - - var ix, iy; - - var vector = new Vector3(); - - // generate vertices, normals and uvs - - for ( iy = 0; iy < gridY1; iy ++ ) { - - var y = iy * segmentHeight - heightHalf; - - for ( ix = 0; ix < gridX1; ix ++ ) { - - var x = ix * segmentWidth - widthHalf; - - // set values to correct vector component - - vector[ u ] = x * udir; - vector[ v ] = y * vdir; - vector[ w ] = depthHalf; - - // now apply vector to vertex buffer - - vertices.push( vector.x, vector.y, vector.z ); - - // set values to correct vector component - - vector[ u ] = 0; - vector[ v ] = 0; - vector[ w ] = depth > 0 ? 1 : - 1; - - // now apply vector to normal buffer - - normals.push( vector.x, vector.y, vector.z ); - - // uvs - - uvs.push( ix / gridX ); - uvs.push( 1 - ( iy / gridY ) ); - - // counters - - vertexCounter += 1; - - } - - } - - // indices - - // 1. you need three indices to draw a single face - // 2. a single segment consists of two faces - // 3. so we need to generate six (2*3) indices per segment - - for ( iy = 0; iy < gridY; iy ++ ) { - - for ( ix = 0; ix < gridX; ix ++ ) { - - var a = numberOfVertices + ix + gridX1 * iy; - var b = numberOfVertices + ix + gridX1 * ( iy + 1 ); - var c = numberOfVertices + ( ix + 1 ) + gridX1 * ( iy + 1 ); - var d = numberOfVertices + ( ix + 1 ) + gridX1 * iy; - - // faces - - indices.push( a, b, d ); - indices.push( b, c, d ); - - // increase counter - - groupCount += 6; - - } - - } - - // add a group to the geometry. this will ensure multi material support - - scope.addGroup( groupStart, groupCount, materialIndex ); - - // calculate new start value for groups - - groupStart += groupCount; - - // update total number of vertices - - numberOfVertices += vertexCounter; - - } - - } - - BoxBufferGeometry.prototype = Object.create( BufferGeometry.prototype ); - BoxBufferGeometry.prototype.constructor = BoxBufferGeometry; - - /** - * @author mrdoob / http://mrdoob.com/ - * based on http://papervision3d.googlecode.com/svn/trunk/as3/trunk/src/org/papervision3d/objects/primitives/Plane.as - */ - - function PlaneGeometry( width, height, widthSegments, heightSegments ) { - - Geometry.call( this ); - - this.type = 'PlaneGeometry'; - - this.parameters = { - width: width, - height: height, - widthSegments: widthSegments, - heightSegments: heightSegments - }; - - this.fromBufferGeometry( new PlaneBufferGeometry( width, height, widthSegments, heightSegments ) ); - - } - - PlaneGeometry.prototype = Object.create( Geometry.prototype ); - PlaneGeometry.prototype.constructor = PlaneGeometry; - - /** - * @author mrdoob / http://mrdoob.com/ - * @author Mugen87 / https://github.com/Mugen87 - * - * based on http://papervision3d.googlecode.com/svn/trunk/as3/trunk/src/org/papervision3d/objects/primitives/Plane.as - */ - - function PlaneBufferGeometry( width, height, widthSegments, heightSegments ) { - - BufferGeometry.call( this ); - - this.type = 'PlaneBufferGeometry'; - - this.parameters = { - width: width, - height: height, - widthSegments: widthSegments, - heightSegments: heightSegments - }; - - var width_half = width / 2; - var height_half = height / 2; - - var gridX = Math.floor( widthSegments ) || 1; - var gridY = Math.floor( heightSegments ) || 1; - - var gridX1 = gridX + 1; - var gridY1 = gridY + 1; - - var segment_width = width / gridX; - var segment_height = height / gridY; - - var ix, iy; - - // buffers - - var indices = []; - var vertices = []; - var normals = []; - var uvs = []; - - // generate vertices, normals and uvs - - for ( iy = 0; iy < gridY1; iy ++ ) { - - var y = iy * segment_height - height_half; - - for ( ix = 0; ix < gridX1; ix ++ ) { - - var x = ix * segment_width - width_half; - - vertices.push( x, - y, 0 ); - - normals.push( 0, 0, 1 ); - - uvs.push( ix / gridX ); - uvs.push( 1 - ( iy / gridY ) ); - - } - - } - - // indices - - for ( iy = 0; iy < gridY; iy ++ ) { - - for ( ix = 0; ix < gridX; ix ++ ) { - - var a = ix + gridX1 * iy; - var b = ix + gridX1 * ( iy + 1 ); - var c = ( ix + 1 ) + gridX1 * ( iy + 1 ); - var d = ( ix + 1 ) + gridX1 * iy; - - // faces - - indices.push( a, b, d ); - indices.push( b, c, d ); - - } - - } - - // build geometry - - this.setIndex( indices ); - this.addAttribute( 'position', new Float32BufferAttribute( vertices, 3 ) ); - this.addAttribute( 'normal', new Float32BufferAttribute( normals, 3 ) ); - this.addAttribute( 'uv', new Float32BufferAttribute( uvs, 2 ) ); - - } - - PlaneBufferGeometry.prototype = Object.create( BufferGeometry.prototype ); - PlaneBufferGeometry.prototype.constructor = PlaneBufferGeometry; - - /** - * @author mrdoob / http://mrdoob.com/ - * @author mikael emtinger / http://gomo.se/ - * @author WestLangley / http://github.com/WestLangley - */ - - function Camera() { - - Object3D.call( this ); - - this.type = 'Camera'; - - this.matrixWorldInverse = new Matrix4(); - this.projectionMatrix = new Matrix4(); - - } - - Camera.prototype = Object.create( Object3D.prototype ); - Camera.prototype.constructor = Camera; - - Camera.prototype.isCamera = true; - - Camera.prototype.getWorldDirection = function () { - - var quaternion = new Quaternion(); - - return function getWorldDirection( optionalTarget ) { - - var result = optionalTarget || new Vector3(); - - this.getWorldQuaternion( quaternion ); - - return result.set( 0, 0, - 1 ).applyQuaternion( quaternion ); - - }; - - }(); - - Camera.prototype.lookAt = function () { - - // This routine does not support cameras with rotated and/or translated parent(s) - - var m1 = new Matrix4(); - - return function lookAt( vector ) { - - m1.lookAt( this.position, vector, this.up ); - - this.quaternion.setFromRotationMatrix( m1 ); - - }; - - }(); - - Camera.prototype.clone = function () { - - return new this.constructor().copy( this ); - - }; - - Camera.prototype.copy = function ( source ) { - - Object3D.prototype.copy.call( this, source ); - - this.matrixWorldInverse.copy( source.matrixWorldInverse ); - this.projectionMatrix.copy( source.projectionMatrix ); - - return this; - - }; - - /** - * @author mrdoob / http://mrdoob.com/ - * @author greggman / http://games.greggman.com/ - * @author zz85 / http://www.lab4games.net/zz85/blog - * @author tschw - */ - - function PerspectiveCamera( fov, aspect, near, far ) { - - Camera.call( this ); - - this.type = 'PerspectiveCamera'; - - this.fov = fov !== undefined ? fov : 50; - this.zoom = 1; - - this.near = near !== undefined ? near : 0.1; - this.far = far !== undefined ? far : 2000; - this.focus = 10; - - this.aspect = aspect !== undefined ? aspect : 1; - this.view = null; - - this.filmGauge = 35; // width of the film (default in millimeters) - this.filmOffset = 0; // horizontal film offset (same unit as gauge) - - this.updateProjectionMatrix(); - - } - - PerspectiveCamera.prototype = Object.assign( Object.create( Camera.prototype ), { - - constructor: PerspectiveCamera, - - isPerspectiveCamera: true, - - copy: function ( source ) { - - Camera.prototype.copy.call( this, source ); - - this.fov = source.fov; - this.zoom = source.zoom; - - this.near = source.near; - this.far = source.far; - this.focus = source.focus; - - this.aspect = source.aspect; - this.view = source.view === null ? null : Object.assign( {}, source.view ); - - this.filmGauge = source.filmGauge; - this.filmOffset = source.filmOffset; - - return this; - - }, - - /** - * Sets the FOV by focal length in respect to the current .filmGauge. - * - * The default film gauge is 35, so that the focal length can be specified for - * a 35mm (full frame) camera. - * - * Values for focal length and film gauge must have the same unit. - */ - setFocalLength: function ( focalLength ) { - - // see http://www.bobatkins.com/photography/technical/field_of_view.html - var vExtentSlope = 0.5 * this.getFilmHeight() / focalLength; - - this.fov = _Math.RAD2DEG * 2 * Math.atan( vExtentSlope ); - this.updateProjectionMatrix(); - - }, - - /** - * Calculates the focal length from the current .fov and .filmGauge. - */ - getFocalLength: function () { - - var vExtentSlope = Math.tan( _Math.DEG2RAD * 0.5 * this.fov ); - - return 0.5 * this.getFilmHeight() / vExtentSlope; - - }, - - getEffectiveFOV: function () { - - return _Math.RAD2DEG * 2 * Math.atan( - Math.tan( _Math.DEG2RAD * 0.5 * this.fov ) / this.zoom ); - - }, - - getFilmWidth: function () { - - // film not completely covered in portrait format (aspect < 1) - return this.filmGauge * Math.min( this.aspect, 1 ); - - }, - - getFilmHeight: function () { - - // film not completely covered in landscape format (aspect > 1) - return this.filmGauge / Math.max( this.aspect, 1 ); - - }, - - /** - * Sets an offset in a larger frustum. This is useful for multi-window or - * multi-monitor/multi-machine setups. - * - * For example, if you have 3x2 monitors and each monitor is 1920x1080 and - * the monitors are in grid like this - * - * +---+---+---+ - * | A | B | C | - * +---+---+---+ - * | D | E | F | - * +---+---+---+ - * - * then for each monitor you would call it like this - * - * var w = 1920; - * var h = 1080; - * var fullWidth = w * 3; - * var fullHeight = h * 2; - * - * --A-- - * camera.setOffset( fullWidth, fullHeight, w * 0, h * 0, w, h ); - * --B-- - * camera.setOffset( fullWidth, fullHeight, w * 1, h * 0, w, h ); - * --C-- - * camera.setOffset( fullWidth, fullHeight, w * 2, h * 0, w, h ); - * --D-- - * camera.setOffset( fullWidth, fullHeight, w * 0, h * 1, w, h ); - * --E-- - * camera.setOffset( fullWidth, fullHeight, w * 1, h * 1, w, h ); - * --F-- - * camera.setOffset( fullWidth, fullHeight, w * 2, h * 1, w, h ); - * - * Note there is no reason monitors have to be the same size or in a grid. - */ - setViewOffset: function ( fullWidth, fullHeight, x, y, width, height ) { - - this.aspect = fullWidth / fullHeight; - - this.view = { - fullWidth: fullWidth, - fullHeight: fullHeight, - offsetX: x, - offsetY: y, - width: width, - height: height - }; - - this.updateProjectionMatrix(); - - }, - - clearViewOffset: function() { - - this.view = null; - this.updateProjectionMatrix(); - - }, - - updateProjectionMatrix: function () { - - var near = this.near, - top = near * Math.tan( - _Math.DEG2RAD * 0.5 * this.fov ) / this.zoom, - height = 2 * top, - width = this.aspect * height, - left = - 0.5 * width, - view = this.view; - - if ( view !== null ) { - - var fullWidth = view.fullWidth, - fullHeight = view.fullHeight; - - left += view.offsetX * width / fullWidth; - top -= view.offsetY * height / fullHeight; - width *= view.width / fullWidth; - height *= view.height / fullHeight; - - } - - var skew = this.filmOffset; - if ( skew !== 0 ) left += near * skew / this.getFilmWidth(); - - this.projectionMatrix.makePerspective( left, left + width, top, top - height, near, this.far ); - - }, - - toJSON: function ( meta ) { - - var data = Object3D.prototype.toJSON.call( this, meta ); - - data.object.fov = this.fov; - data.object.zoom = this.zoom; - - data.object.near = this.near; - data.object.far = this.far; - data.object.focus = this.focus; - - data.object.aspect = this.aspect; - - if ( this.view !== null ) data.object.view = Object.assign( {}, this.view ); - - data.object.filmGauge = this.filmGauge; - data.object.filmOffset = this.filmOffset; - - return data; - - } - - } ); - - /** - * @author alteredq / http://alteredqualia.com/ - * @author arose / http://github.com/arose - */ - - function OrthographicCamera( left, right, top, bottom, near, far ) { - - Camera.call( this ); - - this.type = 'OrthographicCamera'; - - this.zoom = 1; - this.view = null; - - this.left = left; - this.right = right; - this.top = top; - this.bottom = bottom; - - this.near = ( near !== undefined ) ? near : 0.1; - this.far = ( far !== undefined ) ? far : 2000; - - this.updateProjectionMatrix(); - - } - - OrthographicCamera.prototype = Object.assign( Object.create( Camera.prototype ), { - - constructor: OrthographicCamera, - - isOrthographicCamera: true, - - copy: function ( source ) { - - Camera.prototype.copy.call( this, source ); - - this.left = source.left; - this.right = source.right; - this.top = source.top; - this.bottom = source.bottom; - this.near = source.near; - this.far = source.far; - - this.zoom = source.zoom; - this.view = source.view === null ? null : Object.assign( {}, source.view ); - - return this; - - }, - - setViewOffset: function( fullWidth, fullHeight, x, y, width, height ) { - - this.view = { - fullWidth: fullWidth, - fullHeight: fullHeight, - offsetX: x, - offsetY: y, - width: width, - height: height - }; - - this.updateProjectionMatrix(); - - }, - - clearViewOffset: function() { - - this.view = null; - this.updateProjectionMatrix(); - - }, - - updateProjectionMatrix: function () { - - var dx = ( this.right - this.left ) / ( 2 * this.zoom ); - var dy = ( this.top - this.bottom ) / ( 2 * this.zoom ); - var cx = ( this.right + this.left ) / 2; - var cy = ( this.top + this.bottom ) / 2; - - var left = cx - dx; - var right = cx + dx; - var top = cy + dy; - var bottom = cy - dy; - - if ( this.view !== null ) { - - var zoomW = this.zoom / ( this.view.width / this.view.fullWidth ); - var zoomH = this.zoom / ( this.view.height / this.view.fullHeight ); - var scaleW = ( this.right - this.left ) / this.view.width; - var scaleH = ( this.top - this.bottom ) / this.view.height; - - left += scaleW * ( this.view.offsetX / zoomW ); - right = left + scaleW * ( this.view.width / zoomW ); - top -= scaleH * ( this.view.offsetY / zoomH ); - bottom = top - scaleH * ( this.view.height / zoomH ); - - } - - this.projectionMatrix.makeOrthographic( left, right, top, bottom, this.near, this.far ); - - }, - - toJSON: function ( meta ) { - - var data = Object3D.prototype.toJSON.call( this, meta ); - - data.object.zoom = this.zoom; - data.object.left = this.left; - data.object.right = this.right; - data.object.top = this.top; - data.object.bottom = this.bottom; - data.object.near = this.near; - data.object.far = this.far; - - if ( this.view !== null ) data.object.view = Object.assign( {}, this.view ); - - return data; - - } - - } ); - - /** - * @author mrdoob / http://mrdoob.com/ - */ - - function WebGLIndexedBufferRenderer( gl, extensions, infoRender ) { - - var mode; - - function setMode( value ) { - - mode = value; - - } - - var type, size; - - function setIndex( index ) { - - if ( index.array instanceof Uint32Array && extensions.get( 'OES_element_index_uint' ) ) { - - type = gl.UNSIGNED_INT; - size = 4; - - } else if ( index.array instanceof Uint16Array ) { - - type = gl.UNSIGNED_SHORT; - size = 2; - - } else { - - type = gl.UNSIGNED_BYTE; - size = 1; - - } - - } - - function render( start, count ) { - - gl.drawElements( mode, count, type, start * size ); - - infoRender.calls ++; - infoRender.vertices += count; - - if ( mode === gl.TRIANGLES ) infoRender.faces += count / 3; - - } - - function renderInstances( geometry, start, count ) { - - var extension = extensions.get( 'ANGLE_instanced_arrays' ); - - if ( extension === null ) { - - console.error( 'THREE.WebGLBufferRenderer: using THREE.InstancedBufferGeometry but hardware does not support extension ANGLE_instanced_arrays.' ); - return; - - } - - extension.drawElementsInstancedANGLE( mode, count, type, start * size, geometry.maxInstancedCount ); - - infoRender.calls ++; - infoRender.vertices += count * geometry.maxInstancedCount; - - if ( mode === gl.TRIANGLES ) infoRender.faces += geometry.maxInstancedCount * count / 3; - - } - - return { - - setMode: setMode, - setIndex: setIndex, - render: render, - renderInstances: renderInstances - - }; - - } - - /** - * @author mrdoob / http://mrdoob.com/ - */ - - function WebGLBufferRenderer( gl, extensions, infoRender ) { - - var mode; - - function setMode( value ) { - - mode = value; - - } - - function render( start, count ) { - - gl.drawArrays( mode, start, count ); - - infoRender.calls ++; - infoRender.vertices += count; - - if ( mode === gl.TRIANGLES ) infoRender.faces += count / 3; - - } - - function renderInstances( geometry ) { - - var extension = extensions.get( 'ANGLE_instanced_arrays' ); - - if ( extension === null ) { - - console.error( 'THREE.WebGLBufferRenderer: using THREE.InstancedBufferGeometry but hardware does not support extension ANGLE_instanced_arrays.' ); - return; - - } - - var position = geometry.attributes.position; - - var count = 0; - - if ( position.isInterleavedBufferAttribute ) { - - count = position.data.count; - - extension.drawArraysInstancedANGLE( mode, 0, count, geometry.maxInstancedCount ); - - } else { - - count = position.count; - - extension.drawArraysInstancedANGLE( mode, 0, count, geometry.maxInstancedCount ); - - } - - infoRender.calls ++; - infoRender.vertices += count * geometry.maxInstancedCount; - - if ( mode === gl.TRIANGLES ) infoRender.faces += geometry.maxInstancedCount * count / 3; - - } - - return { - setMode: setMode, - render: render, - renderInstances: renderInstances - }; - - } - - /** - * @author mrdoob / http://mrdoob.com/ - */ - - function WebGLLights() { - - var lights = {}; - - return { - - get: function ( light ) { - - if ( lights[ light.id ] !== undefined ) { - - return lights[ light.id ]; - - } - - var uniforms; - - switch ( light.type ) { - - case 'DirectionalLight': - uniforms = { - direction: new Vector3(), - color: new Color(), - - shadow: false, - shadowBias: 0, - shadowRadius: 1, - shadowMapSize: new Vector2() - }; - break; - - case 'SpotLight': - uniforms = { - position: new Vector3(), - direction: new Vector3(), - color: new Color(), - distance: 0, - coneCos: 0, - penumbraCos: 0, - decay: 0, - - shadow: false, - shadowBias: 0, - shadowRadius: 1, - shadowMapSize: new Vector2() - }; - break; - - case 'PointLight': - uniforms = { - position: new Vector3(), - color: new Color(), - distance: 0, - decay: 0, - - shadow: false, - shadowBias: 0, - shadowRadius: 1, - shadowMapSize: new Vector2() - }; - break; - - case 'HemisphereLight': - uniforms = { - direction: new Vector3(), - skyColor: new Color(), - groundColor: new Color() - }; - break; - - case 'RectAreaLight': - uniforms = { - color: new Color(), - position: new Vector3(), - halfWidth: new Vector3(), - halfHeight: new Vector3() - // TODO (abelnation): set RectAreaLight shadow uniforms - }; - break; - - } - - lights[ light.id ] = uniforms; - - return uniforms; - - } - - }; - - } - - /** - * @author mrdoob / http://mrdoob.com/ - */ - - function addLineNumbers( string ) { - - var lines = string.split( '\n' ); - - for ( var i = 0; i < lines.length; i ++ ) { - - lines[ i ] = ( i + 1 ) + ': ' + lines[ i ]; - - } - - return lines.join( '\n' ); - - } - - function WebGLShader( gl, type, string ) { - - var shader = gl.createShader( type ); - - gl.shaderSource( shader, string ); - gl.compileShader( shader ); - - if ( gl.getShaderParameter( shader, gl.COMPILE_STATUS ) === false ) { - - console.error( 'THREE.WebGLShader: Shader couldn\'t compile.' ); - - } - - if ( gl.getShaderInfoLog( shader ) !== '' ) { - - console.warn( 'THREE.WebGLShader: gl.getShaderInfoLog()', type === gl.VERTEX_SHADER ? 'vertex' : 'fragment', gl.getShaderInfoLog( shader ), addLineNumbers( string ) ); - - } - - // --enable-privileged-webgl-extension - // console.log( type, gl.getExtension( 'WEBGL_debug_shaders' ).getTranslatedShaderSource( shader ) ); - - return shader; - - } - - /** - * @author mrdoob / http://mrdoob.com/ - */ - - var programIdCount = 0; - - function getEncodingComponents( encoding ) { - - switch ( encoding ) { - - case LinearEncoding: - return [ 'Linear','( value )' ]; - case sRGBEncoding: - return [ 'sRGB','( value )' ]; - case RGBEEncoding: - return [ 'RGBE','( value )' ]; - case RGBM7Encoding: - return [ 'RGBM','( value, 7.0 )' ]; - case RGBM16Encoding: - return [ 'RGBM','( value, 16.0 )' ]; - case RGBDEncoding: - return [ 'RGBD','( value, 256.0 )' ]; - case GammaEncoding: - return [ 'Gamma','( value, float( GAMMA_FACTOR ) )' ]; - default: - throw new Error( 'unsupported encoding: ' + encoding ); - - } - - } - - function getTexelDecodingFunction( functionName, encoding ) { - - var components = getEncodingComponents( encoding ); - return "vec4 " + functionName + "( vec4 value ) { return " + components[ 0 ] + "ToLinear" + components[ 1 ] + "; }"; - - } - - function getTexelEncodingFunction( functionName, encoding ) { - - var components = getEncodingComponents( encoding ); - return "vec4 " + functionName + "( vec4 value ) { return LinearTo" + components[ 0 ] + components[ 1 ] + "; }"; - - } - - function getToneMappingFunction( functionName, toneMapping ) { - - var toneMappingName; - - switch ( toneMapping ) { - - case LinearToneMapping: - toneMappingName = "Linear"; - break; - - case ReinhardToneMapping: - toneMappingName = "Reinhard"; - break; - - case Uncharted2ToneMapping: - toneMappingName = "Uncharted2"; - break; - - case CineonToneMapping: - toneMappingName = "OptimizedCineon"; - break; - - default: - throw new Error( 'unsupported toneMapping: ' + toneMapping ); - - } - - return "vec3 " + functionName + "( vec3 color ) { return " + toneMappingName + "ToneMapping( color ); }"; - - } - - function generateExtensions( extensions, parameters, rendererExtensions ) { - - extensions = extensions || {}; - - var chunks = [ - ( extensions.derivatives || parameters.envMapCubeUV || parameters.bumpMap || parameters.normalMap || parameters.flatShading ) ? '#extension GL_OES_standard_derivatives : enable' : '', - ( extensions.fragDepth || parameters.logarithmicDepthBuffer ) && rendererExtensions.get( 'EXT_frag_depth' ) ? '#extension GL_EXT_frag_depth : enable' : '', - ( extensions.drawBuffers ) && rendererExtensions.get( 'WEBGL_draw_buffers' ) ? '#extension GL_EXT_draw_buffers : require' : '', - ( extensions.shaderTextureLOD || parameters.envMap ) && rendererExtensions.get( 'EXT_shader_texture_lod' ) ? '#extension GL_EXT_shader_texture_lod : enable' : '' - ]; - - return chunks.filter( filterEmptyLine ).join( '\n' ); - - } - - function generateDefines( defines ) { - - var chunks = []; - - for ( var name in defines ) { - - var value = defines[ name ]; - - if ( value === false ) continue; - - chunks.push( '#define ' + name + ' ' + value ); - - } - - return chunks.join( '\n' ); - - } - - function fetchAttributeLocations( gl, program, identifiers ) { - - var attributes = {}; - - var n = gl.getProgramParameter( program, gl.ACTIVE_ATTRIBUTES ); - - for ( var i = 0; i < n; i ++ ) { - - var info = gl.getActiveAttrib( program, i ); - var name = info.name; - - // console.log("THREE.WebGLProgram: ACTIVE VERTEX ATTRIBUTE:", name, i ); - - attributes[ name ] = gl.getAttribLocation( program, name ); - - } - - return attributes; - - } - - function filterEmptyLine( string ) { - - return string !== ''; - - } - - function replaceLightNums( string, parameters ) { - - return string - .replace( /NUM_DIR_LIGHTS/g, parameters.numDirLights ) - .replace( /NUM_SPOT_LIGHTS/g, parameters.numSpotLights ) - .replace( /NUM_RECT_AREA_LIGHTS/g, parameters.numRectAreaLights ) - .replace( /NUM_POINT_LIGHTS/g, parameters.numPointLights ) - .replace( /NUM_HEMI_LIGHTS/g, parameters.numHemiLights ); - - } - - function parseIncludes( string ) { - - var pattern = /#include +<([\w\d.]+)>/g; - - function replace( match, include ) { - - var replace = ShaderChunk[ include ]; - - if ( replace === undefined ) { - - throw new Error( 'Can not resolve #include <' + include + '>' ); - - } - - return parseIncludes( replace ); - - } - - return string.replace( pattern, replace ); - - } - - function unrollLoops( string ) { - - var pattern = /for \( int i \= (\d+)\; i < (\d+)\; i \+\+ \) \{([\s\S]+?)(?=\})\}/g; - - function replace( match, start, end, snippet ) { - - var unroll = ''; - - for ( var i = parseInt( start ); i < parseInt( end ); i ++ ) { - - unroll += snippet.replace( /\[ i \]/g, '[ ' + i + ' ]' ); - - } - - return unroll; - - } - - return string.replace( pattern, replace ); - - } - - function WebGLProgram( renderer, code, material, parameters ) { - - var gl = renderer.context; - - var extensions = material.extensions; - var defines = material.defines; - - var vertexShader = material.__webglShader.vertexShader; - var fragmentShader = material.__webglShader.fragmentShader; - - var shadowMapTypeDefine = 'SHADOWMAP_TYPE_BASIC'; - - if ( parameters.shadowMapType === PCFShadowMap ) { - - shadowMapTypeDefine = 'SHADOWMAP_TYPE_PCF'; - - } else if ( parameters.shadowMapType === PCFSoftShadowMap ) { - - shadowMapTypeDefine = 'SHADOWMAP_TYPE_PCF_SOFT'; - - } - - var envMapTypeDefine = 'ENVMAP_TYPE_CUBE'; - var envMapModeDefine = 'ENVMAP_MODE_REFLECTION'; - var envMapBlendingDefine = 'ENVMAP_BLENDING_MULTIPLY'; - - if ( parameters.envMap ) { - - switch ( material.envMap.mapping ) { - - case CubeReflectionMapping: - case CubeRefractionMapping: - envMapTypeDefine = 'ENVMAP_TYPE_CUBE'; - break; - - case CubeUVReflectionMapping: - case CubeUVRefractionMapping: - envMapTypeDefine = 'ENVMAP_TYPE_CUBE_UV'; - break; - - case EquirectangularReflectionMapping: - case EquirectangularRefractionMapping: - envMapTypeDefine = 'ENVMAP_TYPE_EQUIREC'; - break; - - case SphericalReflectionMapping: - envMapTypeDefine = 'ENVMAP_TYPE_SPHERE'; - break; - - } - - switch ( material.envMap.mapping ) { - - case CubeRefractionMapping: - case EquirectangularRefractionMapping: - envMapModeDefine = 'ENVMAP_MODE_REFRACTION'; - break; - - } - - switch ( material.combine ) { - - case MultiplyOperation: - envMapBlendingDefine = 'ENVMAP_BLENDING_MULTIPLY'; - break; - - case MixOperation: - envMapBlendingDefine = 'ENVMAP_BLENDING_MIX'; - break; - - case AddOperation: - envMapBlendingDefine = 'ENVMAP_BLENDING_ADD'; - break; - - } - - } - - var gammaFactorDefine = ( renderer.gammaFactor > 0 ) ? renderer.gammaFactor : 1.0; - - // console.log( 'building new program ' ); - - // - - var customExtensions = generateExtensions( extensions, parameters, renderer.extensions ); - - var customDefines = generateDefines( defines ); - - // - - var program = gl.createProgram(); - - var prefixVertex, prefixFragment; - - if ( material.isRawShaderMaterial ) { - - prefixVertex = [ - - customDefines, - - '\n' - - ].filter( filterEmptyLine ).join( '\n' ); - - prefixFragment = [ - - customExtensions, - customDefines, - - '\n' - - ].filter( filterEmptyLine ).join( '\n' ); - - } else { - - prefixVertex = [ - - - 'precision ' + parameters.precision + ' float;', - 'precision ' + parameters.precision + ' int;', - - '#define SHADER_NAME ' + material.__webglShader.name, - - customDefines, - - parameters.supportsVertexTextures ? '#define VERTEX_TEXTURES' : '', - - '#define GAMMA_FACTOR ' + gammaFactorDefine, - - '#define MAX_BONES ' + parameters.maxBones, - ( parameters.useFog && parameters.fog ) ? '#define USE_FOG' : '', - ( parameters.useFog && parameters.fogExp ) ? '#define FOG_EXP2' : '', - - - parameters.map ? '#define USE_MAP' : '', - parameters.envMap ? '#define USE_ENVMAP' : '', - parameters.envMap ? '#define ' + envMapModeDefine : '', - parameters.lightMap ? '#define USE_LIGHTMAP' : '', - parameters.aoMap ? '#define USE_AOMAP' : '', - parameters.emissiveMap ? '#define USE_EMISSIVEMAP' : '', - parameters.bumpMap ? '#define USE_BUMPMAP' : '', - parameters.normalMap ? '#define USE_NORMALMAP' : '', - parameters.displacementMap && parameters.supportsVertexTextures ? '#define USE_DISPLACEMENTMAP' : '', - parameters.specularMap ? '#define USE_SPECULARMAP' : '', - parameters.roughnessMap ? '#define USE_ROUGHNESSMAP' : '', - parameters.metalnessMap ? '#define USE_METALNESSMAP' : '', - parameters.alphaMap ? '#define USE_ALPHAMAP' : '', - parameters.vertexColors ? '#define USE_COLOR' : '', - - parameters.flatShading ? '#define FLAT_SHADED' : '', - - parameters.skinning ? '#define USE_SKINNING' : '', - parameters.useVertexTexture ? '#define BONE_TEXTURE' : '', - - parameters.morphTargets ? '#define USE_MORPHTARGETS' : '', - parameters.morphNormals && parameters.flatShading === false ? '#define USE_MORPHNORMALS' : '', - parameters.doubleSided ? '#define DOUBLE_SIDED' : '', - parameters.flipSided ? '#define FLIP_SIDED' : '', - - '#define NUM_CLIPPING_PLANES ' + parameters.numClippingPlanes, - - parameters.shadowMapEnabled ? '#define USE_SHADOWMAP' : '', - parameters.shadowMapEnabled ? '#define ' + shadowMapTypeDefine : '', - - parameters.sizeAttenuation ? '#define USE_SIZEATTENUATION' : '', - - parameters.logarithmicDepthBuffer ? '#define USE_LOGDEPTHBUF' : '', - parameters.logarithmicDepthBuffer && renderer.extensions.get( 'EXT_frag_depth' ) ? '#define USE_LOGDEPTHBUF_EXT' : '', - - 'uniform mat4 modelMatrix;', - 'uniform mat4 modelViewMatrix;', - 'uniform mat4 projectionMatrix;', - 'uniform mat4 viewMatrix;', - 'uniform mat3 normalMatrix;', - 'uniform vec3 cameraPosition;', - - 'attribute vec3 position;', - 'attribute vec3 normal;', - 'attribute vec2 uv;', - - '#ifdef USE_COLOR', - - ' attribute vec3 color;', - - '#endif', - - '#ifdef USE_MORPHTARGETS', - - ' attribute vec3 morphTarget0;', - ' attribute vec3 morphTarget1;', - ' attribute vec3 morphTarget2;', - ' attribute vec3 morphTarget3;', - - ' #ifdef USE_MORPHNORMALS', - - ' attribute vec3 morphNormal0;', - ' attribute vec3 morphNormal1;', - ' attribute vec3 morphNormal2;', - ' attribute vec3 morphNormal3;', - - ' #else', - - ' attribute vec3 morphTarget4;', - ' attribute vec3 morphTarget5;', - ' attribute vec3 morphTarget6;', - ' attribute vec3 morphTarget7;', - - ' #endif', - - '#endif', - - '#ifdef USE_SKINNING', - - ' attribute vec4 skinIndex;', - ' attribute vec4 skinWeight;', - - '#endif', - - '\n' - - ].filter( filterEmptyLine ).join( '\n' ); - - prefixFragment = [ - - customExtensions, - - 'precision ' + parameters.precision + ' float;', - 'precision ' + parameters.precision + ' int;', - - '#define SHADER_NAME ' + material.__webglShader.name, - - customDefines, - - parameters.alphaTest ? '#define ALPHATEST ' + parameters.alphaTest : '', - - '#define GAMMA_FACTOR ' + gammaFactorDefine, - - ( parameters.useFog && parameters.fog ) ? '#define USE_FOG' : '', - ( parameters.useFog && parameters.fogExp ) ? '#define FOG_EXP2' : '', - - parameters.map ? '#define USE_MAP' : '', - parameters.envMap ? '#define USE_ENVMAP' : '', - parameters.envMap ? '#define ' + envMapTypeDefine : '', - parameters.envMap ? '#define ' + envMapModeDefine : '', - parameters.envMap ? '#define ' + envMapBlendingDefine : '', - parameters.lightMap ? '#define USE_LIGHTMAP' : '', - parameters.aoMap ? '#define USE_AOMAP' : '', - parameters.emissiveMap ? '#define USE_EMISSIVEMAP' : '', - parameters.bumpMap ? '#define USE_BUMPMAP' : '', - parameters.normalMap ? '#define USE_NORMALMAP' : '', - parameters.specularMap ? '#define USE_SPECULARMAP' : '', - parameters.roughnessMap ? '#define USE_ROUGHNESSMAP' : '', - parameters.metalnessMap ? '#define USE_METALNESSMAP' : '', - parameters.alphaMap ? '#define USE_ALPHAMAP' : '', - parameters.vertexColors ? '#define USE_COLOR' : '', - - parameters.gradientMap ? '#define USE_GRADIENTMAP' : '', - - parameters.flatShading ? '#define FLAT_SHADED' : '', - - parameters.doubleSided ? '#define DOUBLE_SIDED' : '', - parameters.flipSided ? '#define FLIP_SIDED' : '', - - '#define NUM_CLIPPING_PLANES ' + parameters.numClippingPlanes, - '#define UNION_CLIPPING_PLANES ' + (parameters.numClippingPlanes - parameters.numClipIntersection), - - parameters.shadowMapEnabled ? '#define USE_SHADOWMAP' : '', - parameters.shadowMapEnabled ? '#define ' + shadowMapTypeDefine : '', - - parameters.premultipliedAlpha ? "#define PREMULTIPLIED_ALPHA" : '', - - parameters.physicallyCorrectLights ? "#define PHYSICALLY_CORRECT_LIGHTS" : '', - - parameters.logarithmicDepthBuffer ? '#define USE_LOGDEPTHBUF' : '', - parameters.logarithmicDepthBuffer && renderer.extensions.get( 'EXT_frag_depth' ) ? '#define USE_LOGDEPTHBUF_EXT' : '', - - parameters.envMap && renderer.extensions.get( 'EXT_shader_texture_lod' ) ? '#define TEXTURE_LOD_EXT' : '', - - 'uniform mat4 viewMatrix;', - 'uniform vec3 cameraPosition;', - - ( parameters.toneMapping !== NoToneMapping ) ? "#define TONE_MAPPING" : '', - ( parameters.toneMapping !== NoToneMapping ) ? ShaderChunk[ 'tonemapping_pars_fragment' ] : '', // this code is required here because it is used by the toneMapping() function defined below - ( parameters.toneMapping !== NoToneMapping ) ? getToneMappingFunction( "toneMapping", parameters.toneMapping ) : '', - - ( parameters.outputEncoding || parameters.mapEncoding || parameters.envMapEncoding || parameters.emissiveMapEncoding ) ? ShaderChunk[ 'encodings_pars_fragment' ] : '', // this code is required here because it is used by the various encoding/decoding function defined below - parameters.mapEncoding ? getTexelDecodingFunction( 'mapTexelToLinear', parameters.mapEncoding ) : '', - parameters.envMapEncoding ? getTexelDecodingFunction( 'envMapTexelToLinear', parameters.envMapEncoding ) : '', - parameters.emissiveMapEncoding ? getTexelDecodingFunction( 'emissiveMapTexelToLinear', parameters.emissiveMapEncoding ) : '', - parameters.outputEncoding ? getTexelEncodingFunction( "linearToOutputTexel", parameters.outputEncoding ) : '', - - parameters.depthPacking ? "#define DEPTH_PACKING " + material.depthPacking : '', - - '\n' - - ].filter( filterEmptyLine ).join( '\n' ); - - } - - vertexShader = parseIncludes( vertexShader, parameters ); - vertexShader = replaceLightNums( vertexShader, parameters ); - - fragmentShader = parseIncludes( fragmentShader, parameters ); - fragmentShader = replaceLightNums( fragmentShader, parameters ); - - if ( ! material.isShaderMaterial ) { - - vertexShader = unrollLoops( vertexShader ); - fragmentShader = unrollLoops( fragmentShader ); - - } - - var vertexGlsl = prefixVertex + vertexShader; - var fragmentGlsl = prefixFragment + fragmentShader; - - // console.log( '*VERTEX*', vertexGlsl ); - // console.log( '*FRAGMENT*', fragmentGlsl ); - - var glVertexShader = WebGLShader( gl, gl.VERTEX_SHADER, vertexGlsl ); - var glFragmentShader = WebGLShader( gl, gl.FRAGMENT_SHADER, fragmentGlsl ); - - gl.attachShader( program, glVertexShader ); - gl.attachShader( program, glFragmentShader ); - - // Force a particular attribute to index 0. - - if ( material.index0AttributeName !== undefined ) { - - gl.bindAttribLocation( program, 0, material.index0AttributeName ); - - } else if ( parameters.morphTargets === true ) { - - // programs with morphTargets displace position out of attribute 0 - gl.bindAttribLocation( program, 0, 'position' ); - - } - - gl.linkProgram( program ); - - var programLog = gl.getProgramInfoLog( program ); - var vertexLog = gl.getShaderInfoLog( glVertexShader ); - var fragmentLog = gl.getShaderInfoLog( glFragmentShader ); - - var runnable = true; - var haveDiagnostics = true; - - // console.log( '**VERTEX**', gl.getExtension( 'WEBGL_debug_shaders' ).getTranslatedShaderSource( glVertexShader ) ); - // console.log( '**FRAGMENT**', gl.getExtension( 'WEBGL_debug_shaders' ).getTranslatedShaderSource( glFragmentShader ) ); - - if ( gl.getProgramParameter( program, gl.LINK_STATUS ) === false ) { - - runnable = false; - - console.error( 'THREE.WebGLProgram: shader error: ', gl.getError(), 'gl.VALIDATE_STATUS', gl.getProgramParameter( program, gl.VALIDATE_STATUS ), 'gl.getProgramInfoLog', programLog, vertexLog, fragmentLog ); - - } else if ( programLog !== '' ) { - - console.warn( 'THREE.WebGLProgram: gl.getProgramInfoLog()', programLog ); - - } else if ( vertexLog === '' || fragmentLog === '' ) { - - haveDiagnostics = false; - - } - - if ( haveDiagnostics ) { - - this.diagnostics = { - - runnable: runnable, - material: material, - - programLog: programLog, - - vertexShader: { - - log: vertexLog, - prefix: prefixVertex - - }, - - fragmentShader: { - - log: fragmentLog, - prefix: prefixFragment - - } - - }; - - } - - // clean up - - gl.deleteShader( glVertexShader ); - gl.deleteShader( glFragmentShader ); - - // set up caching for uniform locations - - var cachedUniforms; - - this.getUniforms = function() { - - if ( cachedUniforms === undefined ) { - - cachedUniforms = - new WebGLUniforms( gl, program, renderer ); - - } - - return cachedUniforms; - - }; - - // set up caching for attribute locations - - var cachedAttributes; - - this.getAttributes = function() { - - if ( cachedAttributes === undefined ) { - - cachedAttributes = fetchAttributeLocations( gl, program ); - - } - - return cachedAttributes; - - }; - - // free resource - - this.destroy = function() { - - gl.deleteProgram( program ); - this.program = undefined; - - }; - - // DEPRECATED - - Object.defineProperties( this, { - - uniforms: { - get: function() { - - console.warn( 'THREE.WebGLProgram: .uniforms is now .getUniforms().' ); - return this.getUniforms(); - - } - }, - - attributes: { - get: function() { - - console.warn( 'THREE.WebGLProgram: .attributes is now .getAttributes().' ); - return this.getAttributes(); - - } - } - - } ); - - - // - - this.id = programIdCount ++; - this.code = code; - this.usedTimes = 1; - this.program = program; - this.vertexShader = glVertexShader; - this.fragmentShader = glFragmentShader; - - return this; - - } - - /** - * @author mrdoob / http://mrdoob.com/ - */ - - function WebGLPrograms( renderer, capabilities ) { - - var programs = []; - - var shaderIDs = { - MeshDepthMaterial: 'depth', - MeshNormalMaterial: 'normal', - MeshBasicMaterial: 'basic', - MeshLambertMaterial: 'lambert', - MeshPhongMaterial: 'phong', - MeshToonMaterial: 'phong', - MeshStandardMaterial: 'physical', - MeshPhysicalMaterial: 'physical', - LineBasicMaterial: 'basic', - LineDashedMaterial: 'dashed', - PointsMaterial: 'points' - }; - - var parameterNames = [ - "precision", "supportsVertexTextures", "map", "mapEncoding", "envMap", "envMapMode", "envMapEncoding", - "lightMap", "aoMap", "emissiveMap", "emissiveMapEncoding", "bumpMap", "normalMap", "displacementMap", "specularMap", - "roughnessMap", "metalnessMap", "gradientMap", - "alphaMap", "combine", "vertexColors", "fog", "useFog", "fogExp", - "flatShading", "sizeAttenuation", "logarithmicDepthBuffer", "skinning", - "maxBones", "useVertexTexture", "morphTargets", "morphNormals", - "maxMorphTargets", "maxMorphNormals", "premultipliedAlpha", - "numDirLights", "numPointLights", "numSpotLights", "numHemiLights", "numRectAreaLights", - "shadowMapEnabled", "shadowMapType", "toneMapping", 'physicallyCorrectLights', - "alphaTest", "doubleSided", "flipSided", "numClippingPlanes", "numClipIntersection", "depthPacking" - ]; - - - function allocateBones( object ) { - - if ( capabilities.floatVertexTextures && object && object.skeleton && object.skeleton.useVertexTexture ) { - - return 1024; - - } else { - - // default for when object is not specified - // ( for example when prebuilding shader to be used with multiple objects ) - // - // - leave some extra space for other uniforms - // - limit here is ANGLE's 254 max uniform vectors - // (up to 54 should be safe) - - var nVertexUniforms = capabilities.maxVertexUniforms; - var nVertexMatrices = Math.floor( ( nVertexUniforms - 20 ) / 4 ); - - var maxBones = nVertexMatrices; - - if ( object !== undefined && (object && object.isSkinnedMesh) ) { - - maxBones = Math.min( object.skeleton.bones.length, maxBones ); - - if ( maxBones < object.skeleton.bones.length ) { - - console.warn( 'WebGLRenderer: too many bones - ' + object.skeleton.bones.length + ', this GPU supports just ' + maxBones + ' (try OpenGL instead of ANGLE)' ); - - } - - } - - return maxBones; - - } - - } - - function getTextureEncodingFromMap( map, gammaOverrideLinear ) { - - var encoding; - - if ( ! map ) { - - encoding = LinearEncoding; - - } else if ( map.isTexture ) { - - encoding = map.encoding; - - } else if ( map.isWebGLRenderTarget ) { - - console.warn( "THREE.WebGLPrograms.getTextureEncodingFromMap: don't use render targets as textures. Use their .texture property instead." ); - encoding = map.texture.encoding; - - } - - // add backwards compatibility for WebGLRenderer.gammaInput/gammaOutput parameter, should probably be removed at some point. - if ( encoding === LinearEncoding && gammaOverrideLinear ) { - - encoding = GammaEncoding; - - } - - return encoding; - - } - - this.getParameters = function ( material, lights, fog, nClipPlanes, nClipIntersection, object ) { - - var shaderID = shaderIDs[ material.type ]; - - // heuristics to create shader parameters according to lights in the scene - // (not to blow over maxLights budget) - - var maxBones = allocateBones( object ); - var precision = renderer.getPrecision(); - - if ( material.precision !== null ) { - - precision = capabilities.getMaxPrecision( material.precision ); - - if ( precision !== material.precision ) { - - console.warn( 'THREE.WebGLProgram.getParameters:', material.precision, 'not supported, using', precision, 'instead.' ); - - } - - } - - var currentRenderTarget = renderer.getCurrentRenderTarget(); - - var parameters = { - - shaderID: shaderID, - - precision: precision, - supportsVertexTextures: capabilities.vertexTextures, - outputEncoding: getTextureEncodingFromMap( ( ! currentRenderTarget ) ? null : currentRenderTarget.texture, renderer.gammaOutput ), - map: !! material.map, - mapEncoding: getTextureEncodingFromMap( material.map, renderer.gammaInput ), - envMap: !! material.envMap, - envMapMode: material.envMap && material.envMap.mapping, - envMapEncoding: getTextureEncodingFromMap( material.envMap, renderer.gammaInput ), - envMapCubeUV: ( !! material.envMap ) && ( ( material.envMap.mapping === CubeUVReflectionMapping ) || ( material.envMap.mapping === CubeUVRefractionMapping ) ), - lightMap: !! material.lightMap, - aoMap: !! material.aoMap, - emissiveMap: !! material.emissiveMap, - emissiveMapEncoding: getTextureEncodingFromMap( material.emissiveMap, renderer.gammaInput ), - bumpMap: !! material.bumpMap, - normalMap: !! material.normalMap, - displacementMap: !! material.displacementMap, - roughnessMap: !! material.roughnessMap, - metalnessMap: !! material.metalnessMap, - specularMap: !! material.specularMap, - alphaMap: !! material.alphaMap, - - gradientMap: !! material.gradientMap, - - combine: material.combine, - - vertexColors: material.vertexColors, - - fog: !! fog, - useFog: material.fog, - fogExp: (fog && fog.isFogExp2), - - flatShading: material.shading === FlatShading, - - sizeAttenuation: material.sizeAttenuation, - logarithmicDepthBuffer: capabilities.logarithmicDepthBuffer, - - skinning: material.skinning, - maxBones: maxBones, - useVertexTexture: capabilities.floatVertexTextures && object && object.skeleton && object.skeleton.useVertexTexture, - - morphTargets: material.morphTargets, - morphNormals: material.morphNormals, - maxMorphTargets: renderer.maxMorphTargets, - maxMorphNormals: renderer.maxMorphNormals, - - numDirLights: lights.directional.length, - numPointLights: lights.point.length, - numSpotLights: lights.spot.length, - numRectAreaLights: lights.rectArea.length, - numHemiLights: lights.hemi.length, - - numClippingPlanes: nClipPlanes, - numClipIntersection: nClipIntersection, - - shadowMapEnabled: renderer.shadowMap.enabled && object.receiveShadow && lights.shadows.length > 0, - shadowMapType: renderer.shadowMap.type, - - toneMapping: renderer.toneMapping, - physicallyCorrectLights: renderer.physicallyCorrectLights, - - premultipliedAlpha: material.premultipliedAlpha, - - alphaTest: material.alphaTest, - doubleSided: material.side === DoubleSide, - flipSided: material.side === BackSide, - - depthPacking: ( material.depthPacking !== undefined ) ? material.depthPacking : false - - }; - - return parameters; - - }; - - this.getProgramCode = function ( material, parameters ) { - - var array = []; - - if ( parameters.shaderID ) { - - array.push( parameters.shaderID ); - - } else { - - array.push( material.fragmentShader ); - array.push( material.vertexShader ); - - } - - if ( material.defines !== undefined ) { - - for ( var name in material.defines ) { - - array.push( name ); - array.push( material.defines[ name ] ); - - } - - } - - for ( var i = 0; i < parameterNames.length; i ++ ) { - - array.push( parameters[ parameterNames[ i ] ] ); - - } - - return array.join(); - - }; - - this.acquireProgram = function ( material, parameters, code ) { - - var program; - - // Check if code has been already compiled - for ( var p = 0, pl = programs.length; p < pl; p ++ ) { - - var programInfo = programs[ p ]; - - if ( programInfo.code === code ) { - - program = programInfo; - ++ program.usedTimes; - - break; - - } - - } - - if ( program === undefined ) { - - program = new WebGLProgram( renderer, code, material, parameters ); - programs.push( program ); - - } - - return program; - - }; - - this.releaseProgram = function( program ) { - - if ( -- program.usedTimes === 0 ) { - - // Remove from unordered set - var i = programs.indexOf( program ); - programs[ i ] = programs[ programs.length - 1 ]; - programs.pop(); - - // Free WebGL resources - program.destroy(); - - } - - }; - - // Exposed for resource monitoring & error feedback via renderer.info: - this.programs = programs; - - } - - /** - * @author mrdoob / http://mrdoob.com/ - */ - - function WebGLGeometries( gl, properties, info ) { - - var geometries = {}; - - function onGeometryDispose( event ) { - - var geometry = event.target; - var buffergeometry = geometries[ geometry.id ]; - - if ( buffergeometry.index !== null ) { - - deleteAttribute( buffergeometry.index ); - - } - - deleteAttributes( buffergeometry.attributes ); - - geometry.removeEventListener( 'dispose', onGeometryDispose ); - - delete geometries[ geometry.id ]; - - // TODO - - var property = properties.get( geometry ); - - if ( property.wireframe ) { - - deleteAttribute( property.wireframe ); - - } - - properties.delete( geometry ); - - var bufferproperty = properties.get( buffergeometry ); - - if ( bufferproperty.wireframe ) { - - deleteAttribute( bufferproperty.wireframe ); - - } - - properties.delete( buffergeometry ); - - // - - info.memory.geometries --; - - } - - function getAttributeBuffer( attribute ) { - - if ( attribute.isInterleavedBufferAttribute ) { - - return properties.get( attribute.data ).__webglBuffer; - - } - - return properties.get( attribute ).__webglBuffer; - - } - - function deleteAttribute( attribute ) { - - var buffer = getAttributeBuffer( attribute ); - - if ( buffer !== undefined ) { - - gl.deleteBuffer( buffer ); - removeAttributeBuffer( attribute ); - - } - - } - - function deleteAttributes( attributes ) { - - for ( var name in attributes ) { - - deleteAttribute( attributes[ name ] ); - - } - - } - - function removeAttributeBuffer( attribute ) { - - if ( attribute.isInterleavedBufferAttribute ) { - - properties.delete( attribute.data ); - - } else { - - properties.delete( attribute ); - - } - - } - - return { - - get: function ( object ) { - - var geometry = object.geometry; - - if ( geometries[ geometry.id ] !== undefined ) { - - return geometries[ geometry.id ]; - - } - - geometry.addEventListener( 'dispose', onGeometryDispose ); - - var buffergeometry; - - if ( geometry.isBufferGeometry ) { - - buffergeometry = geometry; - - } else if ( geometry.isGeometry ) { - - if ( geometry._bufferGeometry === undefined ) { - - geometry._bufferGeometry = new BufferGeometry().setFromObject( object ); - - } - - buffergeometry = geometry._bufferGeometry; - - } - - geometries[ geometry.id ] = buffergeometry; - - info.memory.geometries ++; - - return buffergeometry; - - } - - }; - - } - - /** - * @author mrdoob / http://mrdoob.com/ - */ - - function WebGLObjects( gl, properties, info ) { - - var geometries = new WebGLGeometries( gl, properties, info ); - - // - - function update( object ) { - - // TODO: Avoid updating twice (when using shadowMap). Maybe add frame counter. - - var geometry = geometries.get( object ); - - if ( object.geometry.isGeometry ) { - - geometry.updateFromObject( object ); - - } - - var index = geometry.index; - var attributes = geometry.attributes; - - if ( index !== null ) { - - updateAttribute( index, gl.ELEMENT_ARRAY_BUFFER ); - - } - - for ( var name in attributes ) { - - updateAttribute( attributes[ name ], gl.ARRAY_BUFFER ); - - } - - // morph targets - - var morphAttributes = geometry.morphAttributes; - - for ( var name in morphAttributes ) { - - var array = morphAttributes[ name ]; - - for ( var i = 0, l = array.length; i < l; i ++ ) { - - updateAttribute( array[ i ], gl.ARRAY_BUFFER ); - - } - - } - - return geometry; - - } - - function updateAttribute( attribute, bufferType ) { - - var data = ( attribute.isInterleavedBufferAttribute ) ? attribute.data : attribute; - - var attributeProperties = properties.get( data ); - - if ( attributeProperties.__webglBuffer === undefined ) { - - createBuffer( attributeProperties, data, bufferType ); - - } else if ( attributeProperties.version !== data.version ) { - - updateBuffer( attributeProperties, data, bufferType ); - - } - - } - - function createBuffer( attributeProperties, data, bufferType ) { - - attributeProperties.__webglBuffer = gl.createBuffer(); - gl.bindBuffer( bufferType, attributeProperties.__webglBuffer ); - - var usage = data.dynamic ? gl.DYNAMIC_DRAW : gl.STATIC_DRAW; - - gl.bufferData( bufferType, data.array, usage ); - - var type = gl.FLOAT; - var array = data.array; - - if ( array instanceof Float32Array ) { - - type = gl.FLOAT; - - } else if ( array instanceof Float64Array ) { - - console.warn( "Unsupported data buffer format: Float64Array" ); - - } else if ( array instanceof Uint16Array ) { - - type = gl.UNSIGNED_SHORT; - - } else if ( array instanceof Int16Array ) { - - type = gl.SHORT; - - } else if ( array instanceof Uint32Array ) { - - type = gl.UNSIGNED_INT; - - } else if ( array instanceof Int32Array ) { - - type = gl.INT; - - } else if ( array instanceof Int8Array ) { - - type = gl.BYTE; - - } else if ( array instanceof Uint8Array ) { - - type = gl.UNSIGNED_BYTE; - - } - - attributeProperties.bytesPerElement = array.BYTES_PER_ELEMENT; - attributeProperties.type = type; - attributeProperties.version = data.version; - - data.onUploadCallback(); - - } - - function updateBuffer( attributeProperties, data, bufferType ) { - - gl.bindBuffer( bufferType, attributeProperties.__webglBuffer ); - - if ( data.dynamic === false ) { - - gl.bufferData( bufferType, data.array, gl.STATIC_DRAW ); - - } else if ( data.updateRange.count === - 1 ) { - - // Not using update ranges - - gl.bufferSubData( bufferType, 0, data.array ); - - } else if ( data.updateRange.count === 0 ) { - - console.error( 'THREE.WebGLObjects.updateBuffer: dynamic THREE.BufferAttribute marked as needsUpdate but updateRange.count is 0, ensure you are using set methods or updating manually.' ); - - } else { - - gl.bufferSubData( bufferType, data.updateRange.offset * data.array.BYTES_PER_ELEMENT, - data.array.subarray( data.updateRange.offset, data.updateRange.offset + data.updateRange.count ) ); - - data.updateRange.count = 0; // reset range - - } - - attributeProperties.version = data.version; - - } - - function getAttributeBuffer( attribute ) { - - if ( attribute.isInterleavedBufferAttribute ) { - - return properties.get( attribute.data ).__webglBuffer; - - } - - return properties.get( attribute ).__webglBuffer; - - } - - function getAttributeProperties( attribute ) { - - if ( attribute.isInterleavedBufferAttribute ) { - - return properties.get( attribute.data ); - - } - - return properties.get( attribute ); - - } - - function getWireframeAttribute( geometry ) { - - var property = properties.get( geometry ); - - if ( property.wireframe !== undefined ) { - - return property.wireframe; - - } - - var indices = []; - - var index = geometry.index; - var attributes = geometry.attributes; - - // console.time( 'wireframe' ); - - if ( index !== null ) { - - var array = index.array; - - for ( var i = 0, l = array.length; i < l; i += 3 ) { - - var a = array[ i + 0 ]; - var b = array[ i + 1 ]; - var c = array[ i + 2 ]; - - indices.push( a, b, b, c, c, a ); - - } - - } else { - - var array = attributes.position.array; - - for ( var i = 0, l = ( array.length / 3 ) - 1; i < l; i += 3 ) { - - var a = i + 0; - var b = i + 1; - var c = i + 2; - - indices.push( a, b, b, c, c, a ); - - } - - } - - // console.timeEnd( 'wireframe' ); - - var attribute = new ( arrayMax( indices ) > 65535 ? Uint32BufferAttribute : Uint16BufferAttribute )( indices, 1 ); - - updateAttribute( attribute, gl.ELEMENT_ARRAY_BUFFER ); - - property.wireframe = attribute; - - return attribute; - - } - - return { - - getAttributeBuffer: getAttributeBuffer, - getAttributeProperties: getAttributeProperties, - getWireframeAttribute: getWireframeAttribute, - - update: update - - }; - - } - - /** - * @author mrdoob / http://mrdoob.com/ - */ - - function WebGLTextures( _gl, extensions, state, properties, capabilities, paramThreeToGL, info ) { - - var _infoMemory = info.memory; - var _isWebGL2 = ( typeof WebGL2RenderingContext !== 'undefined' && _gl instanceof WebGL2RenderingContext ); - - // - - function clampToMaxSize( image, maxSize ) { - - if ( image.width > maxSize || image.height > maxSize ) { - - // Warning: Scaling through the canvas will only work with images that use - // premultiplied alpha. - - var scale = maxSize / Math.max( image.width, image.height ); - - var canvas = document.createElementNS( 'http://www.w3.org/1999/xhtml', 'canvas' ); - canvas.width = Math.floor( image.width * scale ); - canvas.height = Math.floor( image.height * scale ); - - var context = canvas.getContext( '2d' ); - context.drawImage( image, 0, 0, image.width, image.height, 0, 0, canvas.width, canvas.height ); - - console.warn( 'THREE.WebGLRenderer: image is too big (' + image.width + 'x' + image.height + '). Resized to ' + canvas.width + 'x' + canvas.height, image ); - - return canvas; - - } - - return image; - - } - - function isPowerOfTwo( image ) { - - return _Math.isPowerOfTwo( image.width ) && _Math.isPowerOfTwo( image.height ); - - } - - function makePowerOfTwo( image ) { - - if ( image instanceof HTMLImageElement || image instanceof HTMLCanvasElement ) { - - var canvas = document.createElementNS( 'http://www.w3.org/1999/xhtml', 'canvas' ); - canvas.width = _Math.nearestPowerOfTwo( image.width ); - canvas.height = _Math.nearestPowerOfTwo( image.height ); - - var context = canvas.getContext( '2d' ); - context.drawImage( image, 0, 0, canvas.width, canvas.height ); - - console.warn( 'THREE.WebGLRenderer: image is not power of two (' + image.width + 'x' + image.height + '). Resized to ' + canvas.width + 'x' + canvas.height, image ); - - return canvas; - - } - - return image; - - } - - function textureNeedsPowerOfTwo( texture ) { - - return ( texture.wrapS !== ClampToEdgeWrapping || texture.wrapT !== ClampToEdgeWrapping ) || - ( texture.minFilter !== NearestFilter && texture.minFilter !== LinearFilter ); - - } - - // Fallback filters for non-power-of-2 textures - - function filterFallback( f ) { - - if ( f === NearestFilter || f === NearestMipMapNearestFilter || f === NearestMipMapLinearFilter ) { - - return _gl.NEAREST; - - } - - return _gl.LINEAR; - - } - - // - - function onTextureDispose( event ) { - - var texture = event.target; - - texture.removeEventListener( 'dispose', onTextureDispose ); - - deallocateTexture( texture ); - - _infoMemory.textures --; - - - } - - function onRenderTargetDispose( event ) { - - var renderTarget = event.target; - - renderTarget.removeEventListener( 'dispose', onRenderTargetDispose ); - - deallocateRenderTarget( renderTarget ); - - _infoMemory.textures --; - - } - - // - - function deallocateTexture( texture ) { - - var textureProperties = properties.get( texture ); - - if ( texture.image && textureProperties.__image__webglTextureCube ) { - - // cube texture - - _gl.deleteTexture( textureProperties.__image__webglTextureCube ); - - } else { - - // 2D texture - - if ( textureProperties.__webglInit === undefined ) return; - - _gl.deleteTexture( textureProperties.__webglTexture ); - - } - - // remove all webgl properties - properties.delete( texture ); - - } - - function deallocateRenderTarget( renderTarget ) { - - var renderTargetProperties = properties.get( renderTarget ); - var textureProperties = properties.get( renderTarget.texture ); - - if ( ! renderTarget ) return; - - if ( textureProperties.__webglTexture !== undefined ) { - - _gl.deleteTexture( textureProperties.__webglTexture ); - - } - - if ( renderTarget.depthTexture ) { - - renderTarget.depthTexture.dispose(); - - } - - if ( renderTarget.isWebGLRenderTargetCube ) { - - for ( var i = 0; i < 6; i ++ ) { - - _gl.deleteFramebuffer( renderTargetProperties.__webglFramebuffer[ i ] ); - if ( renderTargetProperties.__webglDepthbuffer ) _gl.deleteRenderbuffer( renderTargetProperties.__webglDepthbuffer[ i ] ); - - } - - } else { - - _gl.deleteFramebuffer( renderTargetProperties.__webglFramebuffer ); - if ( renderTargetProperties.__webglDepthbuffer ) _gl.deleteRenderbuffer( renderTargetProperties.__webglDepthbuffer ); - - } - - properties.delete( renderTarget.texture ); - properties.delete( renderTarget ); - - } - - // - - - - function setTexture2D( texture, slot ) { - - var textureProperties = properties.get( texture ); - - if ( texture.version > 0 && textureProperties.__version !== texture.version ) { - - var image = texture.image; - - if ( image === undefined ) { - - console.warn( 'THREE.WebGLRenderer: Texture marked for update but image is undefined', texture ); - - } else if ( image.complete === false ) { - - console.warn( 'THREE.WebGLRenderer: Texture marked for update but image is incomplete', texture ); - - } else { - - uploadTexture( textureProperties, texture, slot ); - return; - - } - - } - - state.activeTexture( _gl.TEXTURE0 + slot ); - state.bindTexture( _gl.TEXTURE_2D, textureProperties.__webglTexture ); - - } - - function setTextureCube( texture, slot ) { - - var textureProperties = properties.get( texture ); - - if ( texture.image.length === 6 ) { - - if ( texture.version > 0 && textureProperties.__version !== texture.version ) { - - if ( ! textureProperties.__image__webglTextureCube ) { - - texture.addEventListener( 'dispose', onTextureDispose ); - - textureProperties.__image__webglTextureCube = _gl.createTexture(); - - _infoMemory.textures ++; - - } - - state.activeTexture( _gl.TEXTURE0 + slot ); - state.bindTexture( _gl.TEXTURE_CUBE_MAP, textureProperties.__image__webglTextureCube ); - - _gl.pixelStorei( _gl.UNPACK_FLIP_Y_WEBGL, texture.flipY ); - - var isCompressed = ( texture && texture.isCompressedTexture ); - var isDataTexture = ( texture.image[ 0 ] && texture.image[ 0 ].isDataTexture ); - - var cubeImage = []; - - for ( var i = 0; i < 6; i ++ ) { - - if ( ! isCompressed && ! isDataTexture ) { - - cubeImage[ i ] = clampToMaxSize( texture.image[ i ], capabilities.maxCubemapSize ); - - } else { - - cubeImage[ i ] = isDataTexture ? texture.image[ i ].image : texture.image[ i ]; - - } - - } - - var image = cubeImage[ 0 ], - isPowerOfTwoImage = isPowerOfTwo( image ), - glFormat = paramThreeToGL( texture.format ), - glType = paramThreeToGL( texture.type ); - - setTextureParameters( _gl.TEXTURE_CUBE_MAP, texture, isPowerOfTwoImage ); - - for ( var i = 0; i < 6; i ++ ) { - - if ( ! isCompressed ) { - - if ( isDataTexture ) { - - state.texImage2D( _gl.TEXTURE_CUBE_MAP_POSITIVE_X + i, 0, glFormat, cubeImage[ i ].width, cubeImage[ i ].height, 0, glFormat, glType, cubeImage[ i ].data ); - - } else { - - state.texImage2D( _gl.TEXTURE_CUBE_MAP_POSITIVE_X + i, 0, glFormat, glFormat, glType, cubeImage[ i ] ); - - } - - } else { - - var mipmap, mipmaps = cubeImage[ i ].mipmaps; - - for ( var j = 0, jl = mipmaps.length; j < jl; j ++ ) { - - mipmap = mipmaps[ j ]; - - if ( texture.format !== RGBAFormat && texture.format !== RGBFormat ) { - - if ( state.getCompressedTextureFormats().indexOf( glFormat ) > - 1 ) { - - state.compressedTexImage2D( _gl.TEXTURE_CUBE_MAP_POSITIVE_X + i, j, glFormat, mipmap.width, mipmap.height, 0, mipmap.data ); - - } else { - - console.warn( "THREE.WebGLRenderer: Attempt to load unsupported compressed texture format in .setTextureCube()" ); - - } - - } else { - - state.texImage2D( _gl.TEXTURE_CUBE_MAP_POSITIVE_X + i, j, glFormat, mipmap.width, mipmap.height, 0, glFormat, glType, mipmap.data ); - - } - - } - - } - - } - - if ( texture.generateMipmaps && isPowerOfTwoImage ) { - - _gl.generateMipmap( _gl.TEXTURE_CUBE_MAP ); - - } - - textureProperties.__version = texture.version; - - if ( texture.onUpdate ) texture.onUpdate( texture ); - - } else { - - state.activeTexture( _gl.TEXTURE0 + slot ); - state.bindTexture( _gl.TEXTURE_CUBE_MAP, textureProperties.__image__webglTextureCube ); - - } - - } - - } - - function setTextureCubeDynamic( texture, slot ) { - - state.activeTexture( _gl.TEXTURE0 + slot ); - state.bindTexture( _gl.TEXTURE_CUBE_MAP, properties.get( texture ).__webglTexture ); - - } - - function setTextureParameters( textureType, texture, isPowerOfTwoImage ) { - - var extension; - - if ( isPowerOfTwoImage ) { - - _gl.texParameteri( textureType, _gl.TEXTURE_WRAP_S, paramThreeToGL( texture.wrapS ) ); - _gl.texParameteri( textureType, _gl.TEXTURE_WRAP_T, paramThreeToGL( texture.wrapT ) ); - - _gl.texParameteri( textureType, _gl.TEXTURE_MAG_FILTER, paramThreeToGL( texture.magFilter ) ); - _gl.texParameteri( textureType, _gl.TEXTURE_MIN_FILTER, paramThreeToGL( texture.minFilter ) ); - - } else { - - _gl.texParameteri( textureType, _gl.TEXTURE_WRAP_S, _gl.CLAMP_TO_EDGE ); - _gl.texParameteri( textureType, _gl.TEXTURE_WRAP_T, _gl.CLAMP_TO_EDGE ); - - if ( texture.wrapS !== ClampToEdgeWrapping || texture.wrapT !== ClampToEdgeWrapping ) { - - console.warn( 'THREE.WebGLRenderer: Texture is not power of two. Texture.wrapS and Texture.wrapT should be set to THREE.ClampToEdgeWrapping.', texture ); - - } - - _gl.texParameteri( textureType, _gl.TEXTURE_MAG_FILTER, filterFallback( texture.magFilter ) ); - _gl.texParameteri( textureType, _gl.TEXTURE_MIN_FILTER, filterFallback( texture.minFilter ) ); - - if ( texture.minFilter !== NearestFilter && texture.minFilter !== LinearFilter ) { - - console.warn( 'THREE.WebGLRenderer: Texture is not power of two. Texture.minFilter should be set to THREE.NearestFilter or THREE.LinearFilter.', texture ); - - } - - } - - extension = extensions.get( 'EXT_texture_filter_anisotropic' ); - - if ( extension ) { - - if ( texture.type === FloatType && extensions.get( 'OES_texture_float_linear' ) === null ) return; - if ( texture.type === HalfFloatType && extensions.get( 'OES_texture_half_float_linear' ) === null ) return; - - if ( texture.anisotropy > 1 || properties.get( texture ).__currentAnisotropy ) { - - _gl.texParameterf( textureType, extension.TEXTURE_MAX_ANISOTROPY_EXT, Math.min( texture.anisotropy, capabilities.getMaxAnisotropy() ) ); - properties.get( texture ).__currentAnisotropy = texture.anisotropy; - - } - - } - - } - - function uploadTexture( textureProperties, texture, slot ) { - - if ( textureProperties.__webglInit === undefined ) { - - textureProperties.__webglInit = true; - - texture.addEventListener( 'dispose', onTextureDispose ); - - textureProperties.__webglTexture = _gl.createTexture(); - - _infoMemory.textures ++; - - } - - state.activeTexture( _gl.TEXTURE0 + slot ); - state.bindTexture( _gl.TEXTURE_2D, textureProperties.__webglTexture ); - - _gl.pixelStorei( _gl.UNPACK_FLIP_Y_WEBGL, texture.flipY ); - _gl.pixelStorei( _gl.UNPACK_PREMULTIPLY_ALPHA_WEBGL, texture.premultiplyAlpha ); - _gl.pixelStorei( _gl.UNPACK_ALIGNMENT, texture.unpackAlignment ); - - var image = clampToMaxSize( texture.image, capabilities.maxTextureSize ); - - if ( textureNeedsPowerOfTwo( texture ) && isPowerOfTwo( image ) === false ) { - - image = makePowerOfTwo( image ); - - } - - var isPowerOfTwoImage = isPowerOfTwo( image ), - glFormat = paramThreeToGL( texture.format ), - glType = paramThreeToGL( texture.type ); - - setTextureParameters( _gl.TEXTURE_2D, texture, isPowerOfTwoImage ); - - var mipmap, mipmaps = texture.mipmaps; - - if ( texture.isDepthTexture ) { - - // populate depth texture with dummy data - - var internalFormat = _gl.DEPTH_COMPONENT; - - if ( texture.type === FloatType ) { - - if ( !_isWebGL2 ) throw new Error('Float Depth Texture only supported in WebGL2.0'); - internalFormat = _gl.DEPTH_COMPONENT32F; - - } else if ( _isWebGL2 ) { - - // WebGL 2.0 requires signed internalformat for glTexImage2D - internalFormat = _gl.DEPTH_COMPONENT16; - - } - - if ( texture.format === DepthFormat && internalFormat === _gl.DEPTH_COMPONENT ) { - - // The error INVALID_OPERATION is generated by texImage2D if format and internalformat are - // DEPTH_COMPONENT and type is not UNSIGNED_SHORT or UNSIGNED_INT - // (https://www.khronos.org/registry/webgl/extensions/WEBGL_depth_texture/) - if ( texture.type !== UnsignedShortType && texture.type !== UnsignedIntType ) { - - console.warn( 'THREE.WebGLRenderer: Use UnsignedShortType or UnsignedIntType for DepthFormat DepthTexture.' ); - - texture.type = UnsignedShortType; - glType = paramThreeToGL( texture.type ); - - } - - } - - // Depth stencil textures need the DEPTH_STENCIL internal format - // (https://www.khronos.org/registry/webgl/extensions/WEBGL_depth_texture/) - if ( texture.format === DepthStencilFormat ) { - - internalFormat = _gl.DEPTH_STENCIL; - - // The error INVALID_OPERATION is generated by texImage2D if format and internalformat are - // DEPTH_STENCIL and type is not UNSIGNED_INT_24_8_WEBGL. - // (https://www.khronos.org/registry/webgl/extensions/WEBGL_depth_texture/) - if ( texture.type !== UnsignedInt248Type ) { - - console.warn( 'THREE.WebGLRenderer: Use UnsignedInt248Type for DepthStencilFormat DepthTexture.' ); - - texture.type = UnsignedInt248Type; - glType = paramThreeToGL( texture.type ); - - } - - } - - state.texImage2D( _gl.TEXTURE_2D, 0, internalFormat, image.width, image.height, 0, glFormat, glType, null ); - - } else if ( texture.isDataTexture ) { - - // use manually created mipmaps if available - // if there are no manual mipmaps - // set 0 level mipmap and then use GL to generate other mipmap levels - - if ( mipmaps.length > 0 && isPowerOfTwoImage ) { - - for ( var i = 0, il = mipmaps.length; i < il; i ++ ) { - - mipmap = mipmaps[ i ]; - state.texImage2D( _gl.TEXTURE_2D, i, glFormat, mipmap.width, mipmap.height, 0, glFormat, glType, mipmap.data ); - - } - - texture.generateMipmaps = false; - - } else { - - state.texImage2D( _gl.TEXTURE_2D, 0, glFormat, image.width, image.height, 0, glFormat, glType, image.data ); - - } - - } else if ( texture.isCompressedTexture ) { - - for ( var i = 0, il = mipmaps.length; i < il; i ++ ) { - - mipmap = mipmaps[ i ]; - - if ( texture.format !== RGBAFormat && texture.format !== RGBFormat ) { - - if ( state.getCompressedTextureFormats().indexOf( glFormat ) > - 1 ) { - - state.compressedTexImage2D( _gl.TEXTURE_2D, i, glFormat, mipmap.width, mipmap.height, 0, mipmap.data ); - - } else { - - console.warn( "THREE.WebGLRenderer: Attempt to load unsupported compressed texture format in .uploadTexture()" ); - - } - - } else { - - state.texImage2D( _gl.TEXTURE_2D, i, glFormat, mipmap.width, mipmap.height, 0, glFormat, glType, mipmap.data ); - - } - - } - - } else { - - // regular Texture (image, video, canvas) - - // use manually created mipmaps if available - // if there are no manual mipmaps - // set 0 level mipmap and then use GL to generate other mipmap levels - - if ( mipmaps.length > 0 && isPowerOfTwoImage ) { - - for ( var i = 0, il = mipmaps.length; i < il; i ++ ) { - - mipmap = mipmaps[ i ]; - state.texImage2D( _gl.TEXTURE_2D, i, glFormat, glFormat, glType, mipmap ); - - } - - texture.generateMipmaps = false; - - } else { - - state.texImage2D( _gl.TEXTURE_2D, 0, glFormat, glFormat, glType, image ); - - } - - } - - if ( texture.generateMipmaps && isPowerOfTwoImage ) _gl.generateMipmap( _gl.TEXTURE_2D ); - - textureProperties.__version = texture.version; - - if ( texture.onUpdate ) texture.onUpdate( texture ); - - } - - // Render targets - - // Setup storage for target texture and bind it to correct framebuffer - function setupFrameBufferTexture( framebuffer, renderTarget, attachment, textureTarget ) { - - var glFormat = paramThreeToGL( renderTarget.texture.format ); - var glType = paramThreeToGL( renderTarget.texture.type ); - state.texImage2D( textureTarget, 0, glFormat, renderTarget.width, renderTarget.height, 0, glFormat, glType, null ); - _gl.bindFramebuffer( _gl.FRAMEBUFFER, framebuffer ); - _gl.framebufferTexture2D( _gl.FRAMEBUFFER, attachment, textureTarget, properties.get( renderTarget.texture ).__webglTexture, 0 ); - _gl.bindFramebuffer( _gl.FRAMEBUFFER, null ); - - } - - // Setup storage for internal depth/stencil buffers and bind to correct framebuffer - function setupRenderBufferStorage( renderbuffer, renderTarget ) { - - _gl.bindRenderbuffer( _gl.RENDERBUFFER, renderbuffer ); - - if ( renderTarget.depthBuffer && ! renderTarget.stencilBuffer ) { - - _gl.renderbufferStorage( _gl.RENDERBUFFER, _gl.DEPTH_COMPONENT16, renderTarget.width, renderTarget.height ); - _gl.framebufferRenderbuffer( _gl.FRAMEBUFFER, _gl.DEPTH_ATTACHMENT, _gl.RENDERBUFFER, renderbuffer ); - - } else if ( renderTarget.depthBuffer && renderTarget.stencilBuffer ) { - - _gl.renderbufferStorage( _gl.RENDERBUFFER, _gl.DEPTH_STENCIL, renderTarget.width, renderTarget.height ); - _gl.framebufferRenderbuffer( _gl.FRAMEBUFFER, _gl.DEPTH_STENCIL_ATTACHMENT, _gl.RENDERBUFFER, renderbuffer ); - - } else { - - // FIXME: We don't support !depth !stencil - _gl.renderbufferStorage( _gl.RENDERBUFFER, _gl.RGBA4, renderTarget.width, renderTarget.height ); - - } - - _gl.bindRenderbuffer( _gl.RENDERBUFFER, null ); - - } - - // Setup resources for a Depth Texture for a FBO (needs an extension) - function setupDepthTexture( framebuffer, renderTarget ) { - - var isCube = ( renderTarget && renderTarget.isWebGLRenderTargetCube ); - if ( isCube ) throw new Error('Depth Texture with cube render targets is not supported!'); - - _gl.bindFramebuffer( _gl.FRAMEBUFFER, framebuffer ); - - if ( !( renderTarget.depthTexture && renderTarget.depthTexture.isDepthTexture ) ) { - - throw new Error('renderTarget.depthTexture must be an instance of THREE.DepthTexture'); - - } - - // upload an empty depth texture with framebuffer size - if ( !properties.get( renderTarget.depthTexture ).__webglTexture || - renderTarget.depthTexture.image.width !== renderTarget.width || - renderTarget.depthTexture.image.height !== renderTarget.height ) { - renderTarget.depthTexture.image.width = renderTarget.width; - renderTarget.depthTexture.image.height = renderTarget.height; - renderTarget.depthTexture.needsUpdate = true; - } - - setTexture2D( renderTarget.depthTexture, 0 ); - - var webglDepthTexture = properties.get( renderTarget.depthTexture ).__webglTexture; - - if ( renderTarget.depthTexture.format === DepthFormat ) { - - _gl.framebufferTexture2D( _gl.FRAMEBUFFER, _gl.DEPTH_ATTACHMENT, _gl.TEXTURE_2D, webglDepthTexture, 0 ); - - } else if ( renderTarget.depthTexture.format === DepthStencilFormat ) { - - _gl.framebufferTexture2D( _gl.FRAMEBUFFER, _gl.DEPTH_STENCIL_ATTACHMENT, _gl.TEXTURE_2D, webglDepthTexture, 0 ); - - } else { - - throw new Error('Unknown depthTexture format') - - } - - } - - // Setup GL resources for a non-texture depth buffer - function setupDepthRenderbuffer( renderTarget ) { - - var renderTargetProperties = properties.get( renderTarget ); - - var isCube = ( renderTarget.isWebGLRenderTargetCube === true ); - - if ( renderTarget.depthTexture ) { - - if ( isCube ) throw new Error('target.depthTexture not supported in Cube render targets'); - - setupDepthTexture( renderTargetProperties.__webglFramebuffer, renderTarget ); - - } else { - - if ( isCube ) { - - renderTargetProperties.__webglDepthbuffer = []; - - for ( var i = 0; i < 6; i ++ ) { - - _gl.bindFramebuffer( _gl.FRAMEBUFFER, renderTargetProperties.__webglFramebuffer[ i ] ); - renderTargetProperties.__webglDepthbuffer[ i ] = _gl.createRenderbuffer(); - setupRenderBufferStorage( renderTargetProperties.__webglDepthbuffer[ i ], renderTarget ); - - } - - } else { - - _gl.bindFramebuffer( _gl.FRAMEBUFFER, renderTargetProperties.__webglFramebuffer ); - renderTargetProperties.__webglDepthbuffer = _gl.createRenderbuffer(); - setupRenderBufferStorage( renderTargetProperties.__webglDepthbuffer, renderTarget ); - - } - - } - - _gl.bindFramebuffer( _gl.FRAMEBUFFER, null ); - - } - - // Set up GL resources for the render target - function setupRenderTarget( renderTarget ) { - - var renderTargetProperties = properties.get( renderTarget ); - var textureProperties = properties.get( renderTarget.texture ); - - renderTarget.addEventListener( 'dispose', onRenderTargetDispose ); - - textureProperties.__webglTexture = _gl.createTexture(); - - _infoMemory.textures ++; - - var isCube = ( renderTarget.isWebGLRenderTargetCube === true ); - var isTargetPowerOfTwo = isPowerOfTwo( renderTarget ); - - // Setup framebuffer - - if ( isCube ) { - - renderTargetProperties.__webglFramebuffer = []; - - for ( var i = 0; i < 6; i ++ ) { - - renderTargetProperties.__webglFramebuffer[ i ] = _gl.createFramebuffer(); - - } - - } else { - - renderTargetProperties.__webglFramebuffer = _gl.createFramebuffer(); - - } - - // Setup color buffer - - if ( isCube ) { - - state.bindTexture( _gl.TEXTURE_CUBE_MAP, textureProperties.__webglTexture ); - setTextureParameters( _gl.TEXTURE_CUBE_MAP, renderTarget.texture, isTargetPowerOfTwo ); - - for ( var i = 0; i < 6; i ++ ) { - - setupFrameBufferTexture( renderTargetProperties.__webglFramebuffer[ i ], renderTarget, _gl.COLOR_ATTACHMENT0, _gl.TEXTURE_CUBE_MAP_POSITIVE_X + i ); - - } - - if ( renderTarget.texture.generateMipmaps && isTargetPowerOfTwo ) _gl.generateMipmap( _gl.TEXTURE_CUBE_MAP ); - state.bindTexture( _gl.TEXTURE_CUBE_MAP, null ); - - } else { - - state.bindTexture( _gl.TEXTURE_2D, textureProperties.__webglTexture ); - setTextureParameters( _gl.TEXTURE_2D, renderTarget.texture, isTargetPowerOfTwo ); - setupFrameBufferTexture( renderTargetProperties.__webglFramebuffer, renderTarget, _gl.COLOR_ATTACHMENT0, _gl.TEXTURE_2D ); - - if ( renderTarget.texture.generateMipmaps && isTargetPowerOfTwo ) _gl.generateMipmap( _gl.TEXTURE_2D ); - state.bindTexture( _gl.TEXTURE_2D, null ); - - } - - // Setup depth and stencil buffers - - if ( renderTarget.depthBuffer ) { - - setupDepthRenderbuffer( renderTarget ); - - } - - } - - function updateRenderTargetMipmap( renderTarget ) { - - var texture = renderTarget.texture; - - if ( texture.generateMipmaps && isPowerOfTwo( renderTarget ) && - texture.minFilter !== NearestFilter && - texture.minFilter !== LinearFilter ) { - - var target = (renderTarget && renderTarget.isWebGLRenderTargetCube) ? _gl.TEXTURE_CUBE_MAP : _gl.TEXTURE_2D; - var webglTexture = properties.get( texture ).__webglTexture; - - state.bindTexture( target, webglTexture ); - _gl.generateMipmap( target ); - state.bindTexture( target, null ); - - } - - } - - this.setTexture2D = setTexture2D; - this.setTextureCube = setTextureCube; - this.setTextureCubeDynamic = setTextureCubeDynamic; - this.setupRenderTarget = setupRenderTarget; - this.updateRenderTargetMipmap = updateRenderTargetMipmap; - - } - - /** - * @author fordacious / fordacious.github.io - */ - - function WebGLProperties() { - - var properties = {}; - - return { - - get: function ( object ) { - - var uuid = object.uuid; - var map = properties[ uuid ]; - - if ( map === undefined ) { - - map = {}; - properties[ uuid ] = map; - - } - - return map; - - }, - - delete: function ( object ) { - - delete properties[ object.uuid ]; - - }, - - clear: function () { - - properties = {}; - - } - - }; - - } - - /** - * @author mrdoob / http://mrdoob.com/ - */ - - function WebGLState( gl, extensions, paramThreeToGL ) { - - function ColorBuffer() { - - var locked = false; - - var color = new Vector4(); - var currentColorMask = null; - var currentColorClear = new Vector4(); - - return { - - setMask: function ( colorMask ) { - - if ( currentColorMask !== colorMask && ! locked ) { - - gl.colorMask( colorMask, colorMask, colorMask, colorMask ); - currentColorMask = colorMask; - - } - - }, - - setLocked: function ( lock ) { - - locked = lock; - - }, - - setClear: function ( r, g, b, a, premultipliedAlpha ) { - - if ( premultipliedAlpha === true ) { - - r *= a; g *= a; b *= a; - - } - - color.set( r, g, b, a ); - - if ( currentColorClear.equals( color ) === false ) { - - gl.clearColor( r, g, b, a ); - currentColorClear.copy( color ); - - } - - }, - - reset: function () { - - locked = false; - - currentColorMask = null; - currentColorClear.set( 0, 0, 0, 1 ); - - } - - }; - - } - - function DepthBuffer() { - - var locked = false; - - var currentDepthMask = null; - var currentDepthFunc = null; - var currentDepthClear = null; - - return { - - setTest: function ( depthTest ) { - - if ( depthTest ) { - - enable( gl.DEPTH_TEST ); - - } else { - - disable( gl.DEPTH_TEST ); - - } - - }, - - setMask: function ( depthMask ) { - - if ( currentDepthMask !== depthMask && ! locked ) { - - gl.depthMask( depthMask ); - currentDepthMask = depthMask; - - } - - }, - - setFunc: function ( depthFunc ) { - - if ( currentDepthFunc !== depthFunc ) { - - if ( depthFunc ) { - - switch ( depthFunc ) { - - case NeverDepth: - - gl.depthFunc( gl.NEVER ); - break; - - case AlwaysDepth: - - gl.depthFunc( gl.ALWAYS ); - break; - - case LessDepth: - - gl.depthFunc( gl.LESS ); - break; - - case LessEqualDepth: - - gl.depthFunc( gl.LEQUAL ); - break; - - case EqualDepth: - - gl.depthFunc( gl.EQUAL ); - break; - - case GreaterEqualDepth: - - gl.depthFunc( gl.GEQUAL ); - break; - - case GreaterDepth: - - gl.depthFunc( gl.GREATER ); - break; - - case NotEqualDepth: - - gl.depthFunc( gl.NOTEQUAL ); - break; - - default: - - gl.depthFunc( gl.LEQUAL ); - - } - - } else { - - gl.depthFunc( gl.LEQUAL ); - - } - - currentDepthFunc = depthFunc; - - } - - }, - - setLocked: function ( lock ) { - - locked = lock; - - }, - - setClear: function ( depth ) { - - if ( currentDepthClear !== depth ) { - - gl.clearDepth( depth ); - currentDepthClear = depth; - - } - - }, - - reset: function () { - - locked = false; - - currentDepthMask = null; - currentDepthFunc = null; - currentDepthClear = null; - - } - - }; - - } - - function StencilBuffer() { - - var locked = false; - - var currentStencilMask = null; - var currentStencilFunc = null; - var currentStencilRef = null; - var currentStencilFuncMask = null; - var currentStencilFail = null; - var currentStencilZFail = null; - var currentStencilZPass = null; - var currentStencilClear = null; - - return { - - setTest: function ( stencilTest ) { - - if ( stencilTest ) { - - enable( gl.STENCIL_TEST ); - - } else { - - disable( gl.STENCIL_TEST ); - - } - - }, - - setMask: function ( stencilMask ) { - - if ( currentStencilMask !== stencilMask && ! locked ) { - - gl.stencilMask( stencilMask ); - currentStencilMask = stencilMask; - - } - - }, - - setFunc: function ( stencilFunc, stencilRef, stencilMask ) { - - if ( currentStencilFunc !== stencilFunc || - currentStencilRef !== stencilRef || - currentStencilFuncMask !== stencilMask ) { - - gl.stencilFunc( stencilFunc, stencilRef, stencilMask ); - - currentStencilFunc = stencilFunc; - currentStencilRef = stencilRef; - currentStencilFuncMask = stencilMask; - - } - - }, - - setOp: function ( stencilFail, stencilZFail, stencilZPass ) { - - if ( currentStencilFail !== stencilFail || - currentStencilZFail !== stencilZFail || - currentStencilZPass !== stencilZPass ) { - - gl.stencilOp( stencilFail, stencilZFail, stencilZPass ); - - currentStencilFail = stencilFail; - currentStencilZFail = stencilZFail; - currentStencilZPass = stencilZPass; - - } - - }, - - setLocked: function ( lock ) { - - locked = lock; - - }, - - setClear: function ( stencil ) { - - if ( currentStencilClear !== stencil ) { - - gl.clearStencil( stencil ); - currentStencilClear = stencil; - - } - - }, - - reset: function () { - - locked = false; - - currentStencilMask = null; - currentStencilFunc = null; - currentStencilRef = null; - currentStencilFuncMask = null; - currentStencilFail = null; - currentStencilZFail = null; - currentStencilZPass = null; - currentStencilClear = null; - - } - - }; - - } - - // - - var colorBuffer = new ColorBuffer(); - var depthBuffer = new DepthBuffer(); - var stencilBuffer = new StencilBuffer(); - - var maxVertexAttributes = gl.getParameter( gl.MAX_VERTEX_ATTRIBS ); - var newAttributes = new Uint8Array( maxVertexAttributes ); - var enabledAttributes = new Uint8Array( maxVertexAttributes ); - var attributeDivisors = new Uint8Array( maxVertexAttributes ); - - var capabilities = {}; - - var compressedTextureFormats = null; - - var currentBlending = null; - var currentBlendEquation = null; - var currentBlendSrc = null; - var currentBlendDst = null; - var currentBlendEquationAlpha = null; - var currentBlendSrcAlpha = null; - var currentBlendDstAlpha = null; - var currentPremultipledAlpha = false; - - var currentFlipSided = null; - var currentCullFace = null; - - var currentLineWidth = null; - - var currentPolygonOffsetFactor = null; - var currentPolygonOffsetUnits = null; - - var currentScissorTest = null; - - var maxTextures = gl.getParameter( gl.MAX_TEXTURE_IMAGE_UNITS ); - - var version = parseFloat( /^WebGL\ ([0-9])/.exec( gl.getParameter( gl.VERSION ) )[ 1 ] ); - var lineWidthAvailable = parseFloat( version ) >= 1.0; - - var currentTextureSlot = null; - var currentBoundTextures = {}; - - var currentScissor = new Vector4(); - var currentViewport = new Vector4(); - - function createTexture( type, target, count ) { - - var data = new Uint8Array( 4 ); // 4 is required to match default unpack alignment of 4. - var texture = gl.createTexture(); - - gl.bindTexture( type, texture ); - gl.texParameteri( type, gl.TEXTURE_MIN_FILTER, gl.NEAREST ); - gl.texParameteri( type, gl.TEXTURE_MAG_FILTER, gl.NEAREST ); - - for ( var i = 0; i < count; i ++ ) { - - gl.texImage2D( target + i, 0, gl.RGBA, 1, 1, 0, gl.RGBA, gl.UNSIGNED_BYTE, data ); - - } - - return texture; - - } - - var emptyTextures = {}; - emptyTextures[ gl.TEXTURE_2D ] = createTexture( gl.TEXTURE_2D, gl.TEXTURE_2D, 1 ); - emptyTextures[ gl.TEXTURE_CUBE_MAP ] = createTexture( gl.TEXTURE_CUBE_MAP, gl.TEXTURE_CUBE_MAP_POSITIVE_X, 6 ); - - // - - function init() { - - colorBuffer.setClear( 0, 0, 0, 1 ); - depthBuffer.setClear( 1 ); - stencilBuffer.setClear( 0 ); - - enable( gl.DEPTH_TEST ); - setDepthFunc( LessEqualDepth ); - - setFlipSided( false ); - setCullFace( CullFaceBack ); - enable( gl.CULL_FACE ); - - enable( gl.BLEND ); - setBlending( NormalBlending ); - - } - - function initAttributes() { - - for ( var i = 0, l = newAttributes.length; i < l; i ++ ) { - - newAttributes[ i ] = 0; - - } - - } - - function enableAttribute( attribute ) { - - newAttributes[ attribute ] = 1; - - if ( enabledAttributes[ attribute ] === 0 ) { - - gl.enableVertexAttribArray( attribute ); - enabledAttributes[ attribute ] = 1; - - } - - if ( attributeDivisors[ attribute ] !== 0 ) { - - var extension = extensions.get( 'ANGLE_instanced_arrays' ); - - extension.vertexAttribDivisorANGLE( attribute, 0 ); - attributeDivisors[ attribute ] = 0; - - } - - } - - function enableAttributeAndDivisor( attribute, meshPerAttribute, extension ) { - - newAttributes[ attribute ] = 1; - - if ( enabledAttributes[ attribute ] === 0 ) { - - gl.enableVertexAttribArray( attribute ); - enabledAttributes[ attribute ] = 1; - - } - - if ( attributeDivisors[ attribute ] !== meshPerAttribute ) { - - extension.vertexAttribDivisorANGLE( attribute, meshPerAttribute ); - attributeDivisors[ attribute ] = meshPerAttribute; - - } - - } - - function disableUnusedAttributes() { - - for ( var i = 0, l = enabledAttributes.length; i !== l; ++ i ) { - - if ( enabledAttributes[ i ] !== newAttributes[ i ] ) { - - gl.disableVertexAttribArray( i ); - enabledAttributes[ i ] = 0; - - } - - } - - } - - function enable( id ) { - - if ( capabilities[ id ] !== true ) { - - gl.enable( id ); - capabilities[ id ] = true; - - } - - } - - function disable( id ) { - - if ( capabilities[ id ] !== false ) { - - gl.disable( id ); - capabilities[ id ] = false; - - } - - } - - function getCompressedTextureFormats() { - - if ( compressedTextureFormats === null ) { - - compressedTextureFormats = []; - - if ( extensions.get( 'WEBGL_compressed_texture_pvrtc' ) || - extensions.get( 'WEBGL_compressed_texture_s3tc' ) || - extensions.get( 'WEBGL_compressed_texture_etc1' ) ) { - - var formats = gl.getParameter( gl.COMPRESSED_TEXTURE_FORMATS ); - - for ( var i = 0; i < formats.length; i ++ ) { - - compressedTextureFormats.push( formats[ i ] ); - - } - - } - - } - - return compressedTextureFormats; - - } - - function setBlending( blending, blendEquation, blendSrc, blendDst, blendEquationAlpha, blendSrcAlpha, blendDstAlpha, premultipliedAlpha ) { - - if ( blending !== NoBlending ) { - - enable( gl.BLEND ); - - } else { - - disable( gl.BLEND ); - - } - - if ( blending !== currentBlending || premultipliedAlpha !== currentPremultipledAlpha ) { - - if ( blending === AdditiveBlending ) { - - if ( premultipliedAlpha ) { - - gl.blendEquationSeparate( gl.FUNC_ADD, gl.FUNC_ADD ); - gl.blendFuncSeparate( gl.ONE, gl.ONE, gl.ONE, gl.ONE ); - - } else { - - gl.blendEquation( gl.FUNC_ADD ); - gl.blendFunc( gl.SRC_ALPHA, gl.ONE ); - - } - - } else if ( blending === SubtractiveBlending ) { - - if ( premultipliedAlpha ) { - - gl.blendEquationSeparate( gl.FUNC_ADD, gl.FUNC_ADD ); - gl.blendFuncSeparate( gl.ZERO, gl.ZERO, gl.ONE_MINUS_SRC_COLOR, gl.ONE_MINUS_SRC_ALPHA ); - - } else { - - gl.blendEquation( gl.FUNC_ADD ); - gl.blendFunc( gl.ZERO, gl.ONE_MINUS_SRC_COLOR ); - - } - - } else if ( blending === MultiplyBlending ) { - - if ( premultipliedAlpha ) { - - gl.blendEquationSeparate( gl.FUNC_ADD, gl.FUNC_ADD ); - gl.blendFuncSeparate( gl.ZERO, gl.SRC_COLOR, gl.ZERO, gl.SRC_ALPHA ); - - } else { - - gl.blendEquation( gl.FUNC_ADD ); - gl.blendFunc( gl.ZERO, gl.SRC_COLOR ); - - } - - } else { - - if ( premultipliedAlpha ) { - - gl.blendEquationSeparate( gl.FUNC_ADD, gl.FUNC_ADD ); - gl.blendFuncSeparate( gl.ONE, gl.ONE_MINUS_SRC_ALPHA, gl.ONE, gl.ONE_MINUS_SRC_ALPHA ); - - } else { - - gl.blendEquationSeparate( gl.FUNC_ADD, gl.FUNC_ADD ); - gl.blendFuncSeparate( gl.SRC_ALPHA, gl.ONE_MINUS_SRC_ALPHA, gl.ONE, gl.ONE_MINUS_SRC_ALPHA ); - - } - - } - - currentBlending = blending; - currentPremultipledAlpha = premultipliedAlpha; - - } - - if ( blending === CustomBlending ) { - - blendEquationAlpha = blendEquationAlpha || blendEquation; - blendSrcAlpha = blendSrcAlpha || blendSrc; - blendDstAlpha = blendDstAlpha || blendDst; - - if ( blendEquation !== currentBlendEquation || blendEquationAlpha !== currentBlendEquationAlpha ) { - - gl.blendEquationSeparate( paramThreeToGL( blendEquation ), paramThreeToGL( blendEquationAlpha ) ); - - currentBlendEquation = blendEquation; - currentBlendEquationAlpha = blendEquationAlpha; - - } - - if ( blendSrc !== currentBlendSrc || blendDst !== currentBlendDst || blendSrcAlpha !== currentBlendSrcAlpha || blendDstAlpha !== currentBlendDstAlpha ) { - - gl.blendFuncSeparate( paramThreeToGL( blendSrc ), paramThreeToGL( blendDst ), paramThreeToGL( blendSrcAlpha ), paramThreeToGL( blendDstAlpha ) ); - - currentBlendSrc = blendSrc; - currentBlendDst = blendDst; - currentBlendSrcAlpha = blendSrcAlpha; - currentBlendDstAlpha = blendDstAlpha; - - } - - } else { - - currentBlendEquation = null; - currentBlendSrc = null; - currentBlendDst = null; - currentBlendEquationAlpha = null; - currentBlendSrcAlpha = null; - currentBlendDstAlpha = null; - - } - - } - - // TODO Deprecate - - function setColorWrite( colorWrite ) { - - colorBuffer.setMask( colorWrite ); - - } - - function setDepthTest( depthTest ) { - - depthBuffer.setTest( depthTest ); - - } - - function setDepthWrite( depthWrite ) { - - depthBuffer.setMask( depthWrite ); - - } - - function setDepthFunc( depthFunc ) { - - depthBuffer.setFunc( depthFunc ); - - } - - function setStencilTest( stencilTest ) { - - stencilBuffer.setTest( stencilTest ); - - } - - function setStencilWrite( stencilWrite ) { - - stencilBuffer.setMask( stencilWrite ); - - } - - function setStencilFunc( stencilFunc, stencilRef, stencilMask ) { - - stencilBuffer.setFunc( stencilFunc, stencilRef, stencilMask ); - - } - - function setStencilOp( stencilFail, stencilZFail, stencilZPass ) { - - stencilBuffer.setOp( stencilFail, stencilZFail, stencilZPass ); - - } - - // - - function setFlipSided( flipSided ) { - - if ( currentFlipSided !== flipSided ) { - - if ( flipSided ) { - - gl.frontFace( gl.CW ); - - } else { - - gl.frontFace( gl.CCW ); - - } - - currentFlipSided = flipSided; - - } - - } - - function setCullFace( cullFace ) { - - if ( cullFace !== CullFaceNone ) { - - enable( gl.CULL_FACE ); - - if ( cullFace !== currentCullFace ) { - - if ( cullFace === CullFaceBack ) { - - gl.cullFace( gl.BACK ); - - } else if ( cullFace === CullFaceFront ) { - - gl.cullFace( gl.FRONT ); - - } else { - - gl.cullFace( gl.FRONT_AND_BACK ); - - } - - } - - } else { - - disable( gl.CULL_FACE ); - - } - - currentCullFace = cullFace; - - } - - function setLineWidth( width ) { - - if ( width !== currentLineWidth ) { - - if ( lineWidthAvailable ) gl.lineWidth( width ); - - currentLineWidth = width; - - } - - } - - function setPolygonOffset( polygonOffset, factor, units ) { - - if ( polygonOffset ) { - - enable( gl.POLYGON_OFFSET_FILL ); - - if ( currentPolygonOffsetFactor !== factor || currentPolygonOffsetUnits !== units ) { - - gl.polygonOffset( factor, units ); - - currentPolygonOffsetFactor = factor; - currentPolygonOffsetUnits = units; - - } - - } else { - - disable( gl.POLYGON_OFFSET_FILL ); - - } - - } - - function getScissorTest() { - - return currentScissorTest; - - } - - function setScissorTest( scissorTest ) { - - currentScissorTest = scissorTest; - - if ( scissorTest ) { - - enable( gl.SCISSOR_TEST ); - - } else { - - disable( gl.SCISSOR_TEST ); - - } - - } - - // texture - - function activeTexture( webglSlot ) { - - if ( webglSlot === undefined ) webglSlot = gl.TEXTURE0 + maxTextures - 1; - - if ( currentTextureSlot !== webglSlot ) { - - gl.activeTexture( webglSlot ); - currentTextureSlot = webglSlot; - - } - - } - - function bindTexture( webglType, webglTexture ) { - - if ( currentTextureSlot === null ) { - - activeTexture(); - - } - - var boundTexture = currentBoundTextures[ currentTextureSlot ]; - - if ( boundTexture === undefined ) { - - boundTexture = { type: undefined, texture: undefined }; - currentBoundTextures[ currentTextureSlot ] = boundTexture; - - } - - if ( boundTexture.type !== webglType || boundTexture.texture !== webglTexture ) { - - gl.bindTexture( webglType, webglTexture || emptyTextures[ webglType ] ); - - boundTexture.type = webglType; - boundTexture.texture = webglTexture; - - } - - } - - function compressedTexImage2D() { - - try { - - gl.compressedTexImage2D.apply( gl, arguments ); - - } catch ( error ) { - - console.error( error ); - - } - - } - - function texImage2D() { - - try { - - gl.texImage2D.apply( gl, arguments ); - - } catch ( error ) { - - console.error( error ); - - } - - } - - // - - function scissor( scissor ) { - - if ( currentScissor.equals( scissor ) === false ) { - - gl.scissor( scissor.x, scissor.y, scissor.z, scissor.w ); - currentScissor.copy( scissor ); - - } - - } - - function viewport( viewport ) { - - if ( currentViewport.equals( viewport ) === false ) { - - gl.viewport( viewport.x, viewport.y, viewport.z, viewport.w ); - currentViewport.copy( viewport ); - - } - - } - - // - - function reset() { - - for ( var i = 0; i < enabledAttributes.length; i ++ ) { - - if ( enabledAttributes[ i ] === 1 ) { - - gl.disableVertexAttribArray( i ); - enabledAttributes[ i ] = 0; - - } - - } - - capabilities = {}; - - compressedTextureFormats = null; - - currentTextureSlot = null; - currentBoundTextures = {}; - - currentBlending = null; - - currentFlipSided = null; - currentCullFace = null; - - colorBuffer.reset(); - depthBuffer.reset(); - stencilBuffer.reset(); - - } - - return { - - buffers: { - color: colorBuffer, - depth: depthBuffer, - stencil: stencilBuffer - }, - - init: init, - initAttributes: initAttributes, - enableAttribute: enableAttribute, - enableAttributeAndDivisor: enableAttributeAndDivisor, - disableUnusedAttributes: disableUnusedAttributes, - enable: enable, - disable: disable, - getCompressedTextureFormats: getCompressedTextureFormats, - - setBlending: setBlending, - - setColorWrite: setColorWrite, - setDepthTest: setDepthTest, - setDepthWrite: setDepthWrite, - setDepthFunc: setDepthFunc, - setStencilTest: setStencilTest, - setStencilWrite: setStencilWrite, - setStencilFunc: setStencilFunc, - setStencilOp: setStencilOp, - - setFlipSided: setFlipSided, - setCullFace: setCullFace, - - setLineWidth: setLineWidth, - setPolygonOffset: setPolygonOffset, - - getScissorTest: getScissorTest, - setScissorTest: setScissorTest, - - activeTexture: activeTexture, - bindTexture: bindTexture, - compressedTexImage2D: compressedTexImage2D, - texImage2D: texImage2D, - - scissor: scissor, - viewport: viewport, - - reset: reset - - }; - - } - - /** - * @author mrdoob / http://mrdoob.com/ - */ - - function WebGLCapabilities( gl, extensions, parameters ) { - - var maxAnisotropy; - - function getMaxAnisotropy() { - - if ( maxAnisotropy !== undefined ) return maxAnisotropy; - - var extension = extensions.get( 'EXT_texture_filter_anisotropic' ); - - if ( extension !== null ) { - - maxAnisotropy = gl.getParameter( extension.MAX_TEXTURE_MAX_ANISOTROPY_EXT ); - - } else { - - maxAnisotropy = 0; - - } - - return maxAnisotropy; - - } - - function getMaxPrecision( precision ) { - - if ( precision === 'highp' ) { - - if ( gl.getShaderPrecisionFormat( gl.VERTEX_SHADER, gl.HIGH_FLOAT ).precision > 0 && - gl.getShaderPrecisionFormat( gl.FRAGMENT_SHADER, gl.HIGH_FLOAT ).precision > 0 ) { - - return 'highp'; - - } - - precision = 'mediump'; - - } - - if ( precision === 'mediump' ) { - - if ( gl.getShaderPrecisionFormat( gl.VERTEX_SHADER, gl.MEDIUM_FLOAT ).precision > 0 && - gl.getShaderPrecisionFormat( gl.FRAGMENT_SHADER, gl.MEDIUM_FLOAT ).precision > 0 ) { - - return 'mediump'; - - } - - } - - return 'lowp'; - - } - - var precision = parameters.precision !== undefined ? parameters.precision : 'highp'; - var maxPrecision = getMaxPrecision( precision ); - - if ( maxPrecision !== precision ) { - - console.warn( 'THREE.WebGLRenderer:', precision, 'not supported, using', maxPrecision, 'instead.' ); - precision = maxPrecision; - - } - - var logarithmicDepthBuffer = parameters.logarithmicDepthBuffer === true && !! extensions.get( 'EXT_frag_depth' ); - - var maxTextures = gl.getParameter( gl.MAX_TEXTURE_IMAGE_UNITS ); - var maxVertexTextures = gl.getParameter( gl.MAX_VERTEX_TEXTURE_IMAGE_UNITS ); - var maxTextureSize = gl.getParameter( gl.MAX_TEXTURE_SIZE ); - var maxCubemapSize = gl.getParameter( gl.MAX_CUBE_MAP_TEXTURE_SIZE ); - - var maxAttributes = gl.getParameter( gl.MAX_VERTEX_ATTRIBS ); - var maxVertexUniforms = gl.getParameter( gl.MAX_VERTEX_UNIFORM_VECTORS ); - var maxVaryings = gl.getParameter( gl.MAX_VARYING_VECTORS ); - var maxFragmentUniforms = gl.getParameter( gl.MAX_FRAGMENT_UNIFORM_VECTORS ); - - var vertexTextures = maxVertexTextures > 0; - var floatFragmentTextures = !! extensions.get( 'OES_texture_float' ); - var floatVertexTextures = vertexTextures && floatFragmentTextures; - - return { - - getMaxAnisotropy: getMaxAnisotropy, - getMaxPrecision: getMaxPrecision, - - precision: precision, - logarithmicDepthBuffer: logarithmicDepthBuffer, - - maxTextures: maxTextures, - maxVertexTextures: maxVertexTextures, - maxTextureSize: maxTextureSize, - maxCubemapSize: maxCubemapSize, - - maxAttributes: maxAttributes, - maxVertexUniforms: maxVertexUniforms, - maxVaryings: maxVaryings, - maxFragmentUniforms: maxFragmentUniforms, - - vertexTextures: vertexTextures, - floatFragmentTextures: floatFragmentTextures, - floatVertexTextures: floatVertexTextures - - }; - - } - - /** - * @author mrdoob / http://mrdoob.com/ - */ - - function WebGLExtensions( gl ) { - - var extensions = {}; - - return { - - get: function ( name ) { - - if ( extensions[ name ] !== undefined ) { - - return extensions[ name ]; - - } - - var extension; - - switch ( name ) { - - case 'WEBGL_depth_texture': - extension = gl.getExtension( 'WEBGL_depth_texture' ) || gl.getExtension( 'MOZ_WEBGL_depth_texture' ) || gl.getExtension( 'WEBKIT_WEBGL_depth_texture' ); - break; - - case 'EXT_texture_filter_anisotropic': - extension = gl.getExtension( 'EXT_texture_filter_anisotropic' ) || gl.getExtension( 'MOZ_EXT_texture_filter_anisotropic' ) || gl.getExtension( 'WEBKIT_EXT_texture_filter_anisotropic' ); - break; - - case 'WEBGL_compressed_texture_s3tc': - extension = gl.getExtension( 'WEBGL_compressed_texture_s3tc' ) || gl.getExtension( 'MOZ_WEBGL_compressed_texture_s3tc' ) || gl.getExtension( 'WEBKIT_WEBGL_compressed_texture_s3tc' ); - break; - - case 'WEBGL_compressed_texture_pvrtc': - extension = gl.getExtension( 'WEBGL_compressed_texture_pvrtc' ) || gl.getExtension( 'WEBKIT_WEBGL_compressed_texture_pvrtc' ); - break; - - case 'WEBGL_compressed_texture_etc1': - extension = gl.getExtension( 'WEBGL_compressed_texture_etc1' ); - break; - - default: - extension = gl.getExtension( name ); - - } - - if ( extension === null ) { - - console.warn( 'THREE.WebGLRenderer: ' + name + ' extension not supported.' ); - - } - - extensions[ name ] = extension; - - return extension; - - } - - }; - - } - - /** - * @author tschw - */ - - function WebGLClipping() { - - var scope = this, - - globalState = null, - numGlobalPlanes = 0, - localClippingEnabled = false, - renderingShadows = false, - - plane = new Plane(), - viewNormalMatrix = new Matrix3(), - - uniform = { value: null, needsUpdate: false }; - - this.uniform = uniform; - this.numPlanes = 0; - this.numIntersection = 0; - - this.init = function( planes, enableLocalClipping, camera ) { - - var enabled = - planes.length !== 0 || - enableLocalClipping || - // enable state of previous frame - the clipping code has to - // run another frame in order to reset the state: - numGlobalPlanes !== 0 || - localClippingEnabled; - - localClippingEnabled = enableLocalClipping; - - globalState = projectPlanes( planes, camera, 0 ); - numGlobalPlanes = planes.length; - - return enabled; - - }; - - this.beginShadows = function() { - - renderingShadows = true; - projectPlanes( null ); - - }; - - this.endShadows = function() { - - renderingShadows = false; - resetGlobalState(); - - }; - - this.setState = function( planes, clipIntersection, clipShadows, camera, cache, fromCache ) { - - if ( ! localClippingEnabled || - planes === null || planes.length === 0 || - renderingShadows && ! clipShadows ) { - // there's no local clipping - - if ( renderingShadows ) { - // there's no global clipping - - projectPlanes( null ); - - } else { - - resetGlobalState(); - } - - } else { - - var nGlobal = renderingShadows ? 0 : numGlobalPlanes, - lGlobal = nGlobal * 4, - - dstArray = cache.clippingState || null; - - uniform.value = dstArray; // ensure unique state - - dstArray = projectPlanes( planes, camera, lGlobal, fromCache ); - - for ( var i = 0; i !== lGlobal; ++ i ) { - - dstArray[ i ] = globalState[ i ]; - - } - - cache.clippingState = dstArray; - this.numIntersection = clipIntersection ? this.numPlanes : 0; - this.numPlanes += nGlobal; - - } - - - }; - - function resetGlobalState() { - - if ( uniform.value !== globalState ) { - - uniform.value = globalState; - uniform.needsUpdate = numGlobalPlanes > 0; - - } - - scope.numPlanes = numGlobalPlanes; - scope.numIntersection = 0; - - } - - function projectPlanes( planes, camera, dstOffset, skipTransform ) { - - var nPlanes = planes !== null ? planes.length : 0, - dstArray = null; - - if ( nPlanes !== 0 ) { - - dstArray = uniform.value; - - if ( skipTransform !== true || dstArray === null ) { - - var flatSize = dstOffset + nPlanes * 4, - viewMatrix = camera.matrixWorldInverse; - - viewNormalMatrix.getNormalMatrix( viewMatrix ); - - if ( dstArray === null || dstArray.length < flatSize ) { - - dstArray = new Float32Array( flatSize ); - - } - - for ( var i = 0, i4 = dstOffset; - i !== nPlanes; ++ i, i4 += 4 ) { - - plane.copy( planes[ i ] ). - applyMatrix4( viewMatrix, viewNormalMatrix ); - - plane.normal.toArray( dstArray, i4 ); - dstArray[ i4 + 3 ] = plane.constant; - - } - - } - - uniform.value = dstArray; - uniform.needsUpdate = true; - - } - - scope.numPlanes = nPlanes; - - return dstArray; - - } - - } - - /** - * @author supereggbert / http://www.paulbrunt.co.uk/ - * @author mrdoob / http://mrdoob.com/ - * @author alteredq / http://alteredqualia.com/ - * @author szimek / https://github.com/szimek/ - * @author tschw - */ - - function WebGLRenderer( parameters ) { - - console.log( 'THREE.WebGLRenderer', REVISION ); - - parameters = parameters || {}; - - var _canvas = parameters.canvas !== undefined ? parameters.canvas : document.createElementNS( 'http://www.w3.org/1999/xhtml', 'canvas' ), - _context = parameters.context !== undefined ? parameters.context : null, - - _alpha = parameters.alpha !== undefined ? parameters.alpha : false, - _depth = parameters.depth !== undefined ? parameters.depth : true, - _stencil = parameters.stencil !== undefined ? parameters.stencil : true, - _antialias = parameters.antialias !== undefined ? parameters.antialias : false, - _premultipliedAlpha = parameters.premultipliedAlpha !== undefined ? parameters.premultipliedAlpha : true, - _preserveDrawingBuffer = parameters.preserveDrawingBuffer !== undefined ? parameters.preserveDrawingBuffer : false; - - var lights = []; - - var opaqueObjects = []; - var opaqueObjectsLastIndex = - 1; - var transparentObjects = []; - var transparentObjectsLastIndex = - 1; - - var morphInfluences = new Float32Array( 8 ); - - var sprites = []; - var lensFlares = []; - - // public properties - - this.domElement = _canvas; - this.context = null; - - // clearing - - this.autoClear = true; - this.autoClearColor = true; - this.autoClearDepth = true; - this.autoClearStencil = true; - - // scene graph - - this.sortObjects = true; - - // user-defined clipping - - this.clippingPlanes = []; - this.localClippingEnabled = false; - - // physically based shading - - this.gammaFactor = 2.0; // for backwards compatibility - this.gammaInput = false; - this.gammaOutput = false; - - // physical lights - - this.physicallyCorrectLights = false; - - // tone mapping - - this.toneMapping = LinearToneMapping; - this.toneMappingExposure = 1.0; - this.toneMappingWhitePoint = 1.0; - - // morphs - - this.maxMorphTargets = 8; - this.maxMorphNormals = 4; - - // internal properties - - var _this = this, - - // internal state cache - - _currentProgram = null, - _currentRenderTarget = null, - _currentFramebuffer = null, - _currentMaterialId = - 1, - _currentGeometryProgram = '', - _currentCamera = null, - - _currentScissor = new Vector4(), - _currentScissorTest = null, - - _currentViewport = new Vector4(), - - // - - _usedTextureUnits = 0, - - // - - _clearColor = new Color( 0x000000 ), - _clearAlpha = 0, - - _width = _canvas.width, - _height = _canvas.height, - - _pixelRatio = 1, - - _scissor = new Vector4( 0, 0, _width, _height ), - _scissorTest = false, - - _viewport = new Vector4( 0, 0, _width, _height ), - - // frustum - - _frustum = new Frustum(), - - // clipping - - _clipping = new WebGLClipping(), - _clippingEnabled = false, - _localClippingEnabled = false, - - _sphere = new Sphere(), - - // camera matrices cache - - _projScreenMatrix = new Matrix4(), - - _vector3 = new Vector3(), - _matrix4 = new Matrix4(), - _matrix42 = new Matrix4(), - - // light arrays cache - - _lights = { - - hash: '', - - ambient: [ 0, 0, 0 ], - directional: [], - directionalShadowMap: [], - directionalShadowMatrix: [], - spot: [], - spotShadowMap: [], - spotShadowMatrix: [], - rectArea: [], - point: [], - pointShadowMap: [], - pointShadowMatrix: [], - hemi: [], - - shadows: [] - - }, - - // info - - _infoRender = { - - calls: 0, - vertices: 0, - faces: 0, - points: 0 - - }; - - this.info = { - - render: _infoRender, - memory: { - - geometries: 0, - textures: 0 - - }, - programs: null - - }; - - - // initialize - - var _gl; - - try { - - var attributes = { - alpha: _alpha, - depth: _depth, - stencil: _stencil, - antialias: _antialias, - premultipliedAlpha: _premultipliedAlpha, - preserveDrawingBuffer: _preserveDrawingBuffer - }; - - _gl = _context || _canvas.getContext( 'webgl', attributes ) || _canvas.getContext( 'experimental-webgl', attributes ); - - if ( _gl === null ) { - - if ( _canvas.getContext( 'webgl' ) !== null ) { - - throw 'Error creating WebGL context with your selected attributes.'; - - } else { - - throw 'Error creating WebGL context.'; - - } - - } - - // Some experimental-webgl implementations do not have getShaderPrecisionFormat - - if ( _gl.getShaderPrecisionFormat === undefined ) { - - _gl.getShaderPrecisionFormat = function () { - - return { 'rangeMin': 1, 'rangeMax': 1, 'precision': 1 }; - - }; - - } - - _canvas.addEventListener( 'webglcontextlost', onContextLost, false ); - - } catch ( error ) { - - console.error( 'THREE.WebGLRenderer: ' + error ); - - } - - var extensions = new WebGLExtensions( _gl ); - - extensions.get( 'WEBGL_depth_texture' ); - extensions.get( 'OES_texture_float' ); - extensions.get( 'OES_texture_float_linear' ); - extensions.get( 'OES_texture_half_float' ); - extensions.get( 'OES_texture_half_float_linear' ); - extensions.get( 'OES_standard_derivatives' ); - extensions.get( 'ANGLE_instanced_arrays' ); - - if ( extensions.get( 'OES_element_index_uint' ) ) { - - BufferGeometry.MaxIndex = 4294967296; - - } - - var capabilities = new WebGLCapabilities( _gl, extensions, parameters ); - - var state = new WebGLState( _gl, extensions, paramThreeToGL ); - var properties = new WebGLProperties(); - var textures = new WebGLTextures( _gl, extensions, state, properties, capabilities, paramThreeToGL, this.info ); - var objects = new WebGLObjects( _gl, properties, this.info ); - var programCache = new WebGLPrograms( this, capabilities ); - var lightCache = new WebGLLights(); - - this.info.programs = programCache.programs; - - var bufferRenderer = new WebGLBufferRenderer( _gl, extensions, _infoRender ); - var indexedBufferRenderer = new WebGLIndexedBufferRenderer( _gl, extensions, _infoRender ); - - // - - var backgroundPlaneCamera, backgroundPlaneMesh; - var backgroundBoxCamera, backgroundBoxMesh; - - // - - function getTargetPixelRatio() { - - return _currentRenderTarget === null ? _pixelRatio : 1; - - } - - function setDefaultGLState() { - - state.init(); - - state.scissor( _currentScissor.copy( _scissor ).multiplyScalar( _pixelRatio ) ); - state.viewport( _currentViewport.copy( _viewport ).multiplyScalar( _pixelRatio ) ); - - state.buffers.color.setClear( _clearColor.r, _clearColor.g, _clearColor.b, _clearAlpha, _premultipliedAlpha ); - - } - - function resetGLState() { - - _currentProgram = null; - _currentCamera = null; - - _currentGeometryProgram = ''; - _currentMaterialId = - 1; - - state.reset(); - - } - - setDefaultGLState(); - - this.context = _gl; - this.capabilities = capabilities; - this.extensions = extensions; - this.properties = properties; - this.state = state; - - // shadow map - - var shadowMap = new WebGLShadowMap( this, _lights, objects, capabilities ); - - this.shadowMap = shadowMap; - - - // Plugins - - var spritePlugin = new SpritePlugin( this, sprites ); - var lensFlarePlugin = new LensFlarePlugin( this, lensFlares ); - - // API - - this.getContext = function () { - - return _gl; - - }; - - this.getContextAttributes = function () { - - return _gl.getContextAttributes(); - - }; - - this.forceContextLoss = function () { - - extensions.get( 'WEBGL_lose_context' ).loseContext(); - - }; - - this.getMaxAnisotropy = function () { - - return capabilities.getMaxAnisotropy(); - - }; - - this.getPrecision = function () { - - return capabilities.precision; - - }; - - this.getPixelRatio = function () { - - return _pixelRatio; - - }; - - this.setPixelRatio = function ( value ) { - - if ( value === undefined ) return; - - _pixelRatio = value; - - this.setSize( _viewport.z, _viewport.w, false ); - - }; - - this.getSize = function () { - - return { - width: _width, - height: _height - }; - - }; - - this.setSize = function ( width, height, updateStyle ) { - - _width = width; - _height = height; - - _canvas.width = width * _pixelRatio; - _canvas.height = height * _pixelRatio; - - if ( updateStyle !== false ) { - - _canvas.style.width = width + 'px'; - _canvas.style.height = height + 'px'; - - } - - this.setViewport( 0, 0, width, height ); - - }; - - this.setViewport = function ( x, y, width, height ) { - - state.viewport( _viewport.set( x, y, width, height ) ); - - }; - - this.setScissor = function ( x, y, width, height ) { - - state.scissor( _scissor.set( x, y, width, height ) ); - - }; - - this.setScissorTest = function ( boolean ) { - - state.setScissorTest( _scissorTest = boolean ); - - }; - - // Clearing - - this.getClearColor = function () { - - return _clearColor; - - }; - - this.setClearColor = function ( color, alpha ) { - - _clearColor.set( color ); - - _clearAlpha = alpha !== undefined ? alpha : 1; - - state.buffers.color.setClear( _clearColor.r, _clearColor.g, _clearColor.b, _clearAlpha, _premultipliedAlpha ); - - }; - - this.getClearAlpha = function () { - - return _clearAlpha; - - }; - - this.setClearAlpha = function ( alpha ) { - - _clearAlpha = alpha; - - state.buffers.color.setClear( _clearColor.r, _clearColor.g, _clearColor.b, _clearAlpha, _premultipliedAlpha ); - - }; - - this.clear = function ( color, depth, stencil ) { - - var bits = 0; - - if ( color === undefined || color ) bits |= _gl.COLOR_BUFFER_BIT; - if ( depth === undefined || depth ) bits |= _gl.DEPTH_BUFFER_BIT; - if ( stencil === undefined || stencil ) bits |= _gl.STENCIL_BUFFER_BIT; - - _gl.clear( bits ); - - }; - - this.clearColor = function () { - - this.clear( true, false, false ); - - }; - - this.clearDepth = function () { - - this.clear( false, true, false ); - - }; - - this.clearStencil = function () { - - this.clear( false, false, true ); - - }; - - this.clearTarget = function ( renderTarget, color, depth, stencil ) { - - this.setRenderTarget( renderTarget ); - this.clear( color, depth, stencil ); - - }; - - // Reset - - this.resetGLState = resetGLState; - - this.dispose = function() { - - transparentObjects = []; - transparentObjectsLastIndex = -1; - opaqueObjects = []; - opaqueObjectsLastIndex = -1; - - _canvas.removeEventListener( 'webglcontextlost', onContextLost, false ); - - }; - - // Events - - function onContextLost( event ) { - - event.preventDefault(); - - resetGLState(); - setDefaultGLState(); - - properties.clear(); - - } - - function onMaterialDispose( event ) { - - var material = event.target; - - material.removeEventListener( 'dispose', onMaterialDispose ); - - deallocateMaterial( material ); - - } - - // Buffer deallocation - - function deallocateMaterial( material ) { - - releaseMaterialProgramReference( material ); - - properties.delete( material ); - - } - - - function releaseMaterialProgramReference( material ) { - - var programInfo = properties.get( material ).program; - - material.program = undefined; - - if ( programInfo !== undefined ) { - - programCache.releaseProgram( programInfo ); - - } - - } - - // Buffer rendering - - this.renderBufferImmediate = function ( object, program, material ) { - - state.initAttributes(); - - var buffers = properties.get( object ); - - if ( object.hasPositions && ! buffers.position ) buffers.position = _gl.createBuffer(); - if ( object.hasNormals && ! buffers.normal ) buffers.normal = _gl.createBuffer(); - if ( object.hasUvs && ! buffers.uv ) buffers.uv = _gl.createBuffer(); - if ( object.hasColors && ! buffers.color ) buffers.color = _gl.createBuffer(); - - var attributes = program.getAttributes(); - - if ( object.hasPositions ) { - - _gl.bindBuffer( _gl.ARRAY_BUFFER, buffers.position ); - _gl.bufferData( _gl.ARRAY_BUFFER, object.positionArray, _gl.DYNAMIC_DRAW ); - - state.enableAttribute( attributes.position ); - _gl.vertexAttribPointer( attributes.position, 3, _gl.FLOAT, false, 0, 0 ); - - } - - if ( object.hasNormals ) { - - _gl.bindBuffer( _gl.ARRAY_BUFFER, buffers.normal ); - - if ( ! material.isMeshPhongMaterial && - ! material.isMeshStandardMaterial && - ! material.isMeshNormalMaterial && - material.shading === FlatShading ) { - - for ( var i = 0, l = object.count * 3; i < l; i += 9 ) { - - var array = object.normalArray; - - var nx = ( array[ i + 0 ] + array[ i + 3 ] + array[ i + 6 ] ) / 3; - var ny = ( array[ i + 1 ] + array[ i + 4 ] + array[ i + 7 ] ) / 3; - var nz = ( array[ i + 2 ] + array[ i + 5 ] + array[ i + 8 ] ) / 3; - - array[ i + 0 ] = nx; - array[ i + 1 ] = ny; - array[ i + 2 ] = nz; - - array[ i + 3 ] = nx; - array[ i + 4 ] = ny; - array[ i + 5 ] = nz; - - array[ i + 6 ] = nx; - array[ i + 7 ] = ny; - array[ i + 8 ] = nz; - - } - - } - - _gl.bufferData( _gl.ARRAY_BUFFER, object.normalArray, _gl.DYNAMIC_DRAW ); - - state.enableAttribute( attributes.normal ); - - _gl.vertexAttribPointer( attributes.normal, 3, _gl.FLOAT, false, 0, 0 ); - - } - - if ( object.hasUvs && material.map ) { - - _gl.bindBuffer( _gl.ARRAY_BUFFER, buffers.uv ); - _gl.bufferData( _gl.ARRAY_BUFFER, object.uvArray, _gl.DYNAMIC_DRAW ); - - state.enableAttribute( attributes.uv ); - - _gl.vertexAttribPointer( attributes.uv, 2, _gl.FLOAT, false, 0, 0 ); - - } - - if ( object.hasColors && material.vertexColors !== NoColors ) { - - _gl.bindBuffer( _gl.ARRAY_BUFFER, buffers.color ); - _gl.bufferData( _gl.ARRAY_BUFFER, object.colorArray, _gl.DYNAMIC_DRAW ); - - state.enableAttribute( attributes.color ); - - _gl.vertexAttribPointer( attributes.color, 3, _gl.FLOAT, false, 0, 0 ); - - } - - state.disableUnusedAttributes(); - - _gl.drawArrays( _gl.TRIANGLES, 0, object.count ); - - object.count = 0; - - }; - - this.renderBufferDirect = function ( camera, fog, geometry, material, object, group ) { - - setMaterial( material ); - - var program = setProgram( camera, fog, material, object ); - - var updateBuffers = false; - var geometryProgram = geometry.id + '_' + program.id + '_' + material.wireframe; - - if ( geometryProgram !== _currentGeometryProgram ) { - - _currentGeometryProgram = geometryProgram; - updateBuffers = true; - - } - - // morph targets - - var morphTargetInfluences = object.morphTargetInfluences; - - if ( morphTargetInfluences !== undefined ) { - - var activeInfluences = []; - - for ( var i = 0, l = morphTargetInfluences.length; i < l; i ++ ) { - - var influence = morphTargetInfluences[ i ]; - activeInfluences.push( [ influence, i ] ); - - } - - activeInfluences.sort( absNumericalSort ); - - if ( activeInfluences.length > 8 ) { - - activeInfluences.length = 8; - - } - - var morphAttributes = geometry.morphAttributes; - - for ( var i = 0, l = activeInfluences.length; i < l; i ++ ) { - - var influence = activeInfluences[ i ]; - morphInfluences[ i ] = influence[ 0 ]; - - if ( influence[ 0 ] !== 0 ) { - - var index = influence[ 1 ]; - - if ( material.morphTargets === true && morphAttributes.position ) geometry.addAttribute( 'morphTarget' + i, morphAttributes.position[ index ] ); - if ( material.morphNormals === true && morphAttributes.normal ) geometry.addAttribute( 'morphNormal' + i, morphAttributes.normal[ index ] ); - - } else { - - if ( material.morphTargets === true ) geometry.removeAttribute( 'morphTarget' + i ); - if ( material.morphNormals === true ) geometry.removeAttribute( 'morphNormal' + i ); - - } - - } - - for ( var i = activeInfluences.length, il = morphInfluences.length; i < il; i ++ ) { - - morphInfluences[ i ] = 0.0; - - } - - program.getUniforms().setValue( - _gl, 'morphTargetInfluences', morphInfluences ); - - updateBuffers = true; - - } - - // - - var index = geometry.index; - var position = geometry.attributes.position; - var rangeFactor = 1; - - if ( material.wireframe === true ) { - - index = objects.getWireframeAttribute( geometry ); - rangeFactor = 2; - - } - - var renderer; - - if ( index !== null ) { - - renderer = indexedBufferRenderer; - renderer.setIndex( index ); - - } else { - - renderer = bufferRenderer; - - } - - if ( updateBuffers ) { - - setupVertexAttributes( material, program, geometry ); - - if ( index !== null ) { - - _gl.bindBuffer( _gl.ELEMENT_ARRAY_BUFFER, objects.getAttributeBuffer( index ) ); - - } - - } - - // - - var dataCount = 0; - - if ( index !== null ) { - - dataCount = index.count; - - } else if ( position !== undefined ) { - - dataCount = position.count; - - } - - var rangeStart = geometry.drawRange.start * rangeFactor; - var rangeCount = geometry.drawRange.count * rangeFactor; - - var groupStart = group !== null ? group.start * rangeFactor : 0; - var groupCount = group !== null ? group.count * rangeFactor : Infinity; - - var drawStart = Math.max( rangeStart, groupStart ); - var drawEnd = Math.min( dataCount, rangeStart + rangeCount, groupStart + groupCount ) - 1; - - var drawCount = Math.max( 0, drawEnd - drawStart + 1 ); - - if ( drawCount === 0 ) return; - - // - - if ( object.isMesh ) { - - if ( material.wireframe === true ) { - - state.setLineWidth( material.wireframeLinewidth * getTargetPixelRatio() ); - renderer.setMode( _gl.LINES ); - - } else { - - switch ( object.drawMode ) { - - case TrianglesDrawMode: - renderer.setMode( _gl.TRIANGLES ); - break; - - case TriangleStripDrawMode: - renderer.setMode( _gl.TRIANGLE_STRIP ); - break; - - case TriangleFanDrawMode: - renderer.setMode( _gl.TRIANGLE_FAN ); - break; - - } - - } - - - } else if ( object.isLine ) { - - var lineWidth = material.linewidth; - - if ( lineWidth === undefined ) lineWidth = 1; // Not using Line*Material - - state.setLineWidth( lineWidth * getTargetPixelRatio() ); - - if ( object.isLineSegments ) { - - renderer.setMode( _gl.LINES ); - - } else { - - renderer.setMode( _gl.LINE_STRIP ); - - } - - } else if ( object.isPoints ) { - - renderer.setMode( _gl.POINTS ); - - } - - if ( geometry && geometry.isInstancedBufferGeometry ) { - - if ( geometry.maxInstancedCount > 0 ) { - - renderer.renderInstances( geometry, drawStart, drawCount ); - - } - - } else { - - renderer.render( drawStart, drawCount ); - - } - - }; - - function setupVertexAttributes( material, program, geometry, startIndex ) { - - var extension; - - if ( geometry && geometry.isInstancedBufferGeometry ) { - - extension = extensions.get( 'ANGLE_instanced_arrays' ); - - if ( extension === null ) { - - console.error( 'THREE.WebGLRenderer.setupVertexAttributes: using THREE.InstancedBufferGeometry but hardware does not support extension ANGLE_instanced_arrays.' ); - return; - - } - - } - - if ( startIndex === undefined ) startIndex = 0; - - state.initAttributes(); - - var geometryAttributes = geometry.attributes; - - var programAttributes = program.getAttributes(); - - var materialDefaultAttributeValues = material.defaultAttributeValues; - - for ( var name in programAttributes ) { - - var programAttribute = programAttributes[ name ]; - - if ( programAttribute >= 0 ) { - - var geometryAttribute = geometryAttributes[ name ]; - - if ( geometryAttribute !== undefined ) { - - var normalized = geometryAttribute.normalized; - var size = geometryAttribute.itemSize; - - var attributeProperties = objects.getAttributeProperties( geometryAttribute ); - - var buffer = attributeProperties.__webglBuffer; - var type = attributeProperties.type; - var bytesPerElement = attributeProperties.bytesPerElement; - - if ( geometryAttribute.isInterleavedBufferAttribute ) { - - var data = geometryAttribute.data; - var stride = data.stride; - var offset = geometryAttribute.offset; - - if ( data && data.isInstancedInterleavedBuffer ) { - - state.enableAttributeAndDivisor( programAttribute, data.meshPerAttribute, extension ); - - if ( geometry.maxInstancedCount === undefined ) { - - geometry.maxInstancedCount = data.meshPerAttribute * data.count; - - } - - } else { - - state.enableAttribute( programAttribute ); - - } - - _gl.bindBuffer( _gl.ARRAY_BUFFER, buffer ); - _gl.vertexAttribPointer( programAttribute, size, type, normalized, stride * bytesPerElement, ( startIndex * stride + offset ) * bytesPerElement ); - - } else { - - if ( geometryAttribute.isInstancedBufferAttribute ) { - - state.enableAttributeAndDivisor( programAttribute, geometryAttribute.meshPerAttribute, extension ); - - if ( geometry.maxInstancedCount === undefined ) { - - geometry.maxInstancedCount = geometryAttribute.meshPerAttribute * geometryAttribute.count; - - } - - } else { - - state.enableAttribute( programAttribute ); - - } - - _gl.bindBuffer( _gl.ARRAY_BUFFER, buffer ); - _gl.vertexAttribPointer( programAttribute, size, type, normalized, 0, startIndex * size * bytesPerElement ); - - } - - } else if ( materialDefaultAttributeValues !== undefined ) { - - var value = materialDefaultAttributeValues[ name ]; - - if ( value !== undefined ) { - - switch ( value.length ) { - - case 2: - _gl.vertexAttrib2fv( programAttribute, value ); - break; - - case 3: - _gl.vertexAttrib3fv( programAttribute, value ); - break; - - case 4: - _gl.vertexAttrib4fv( programAttribute, value ); - break; - - default: - _gl.vertexAttrib1fv( programAttribute, value ); - - } - - } - - } - - } - - } - - state.disableUnusedAttributes(); - - } - - // Sorting - - function absNumericalSort( a, b ) { - - return Math.abs( b[ 0 ] ) - Math.abs( a[ 0 ] ); - - } - - function painterSortStable( a, b ) { - - if ( a.object.renderOrder !== b.object.renderOrder ) { - - return a.object.renderOrder - b.object.renderOrder; - - } else if ( a.material.program && b.material.program && a.material.program !== b.material.program ) { - - return a.material.program.id - b.material.program.id; - - } else if ( a.material.id !== b.material.id ) { - - return a.material.id - b.material.id; - - } else if ( a.z !== b.z ) { - - return a.z - b.z; - - } else { - - return a.id - b.id; - - } - - } - - function reversePainterSortStable( a, b ) { - - if ( a.object.renderOrder !== b.object.renderOrder ) { - - return a.object.renderOrder - b.object.renderOrder; - - } if ( a.z !== b.z ) { - - return b.z - a.z; - - } else { - - return a.id - b.id; - - } - - } - - // Rendering - - this.render = function ( scene, camera, renderTarget, forceClear ) { - - if ( camera !== undefined && camera.isCamera !== true ) { - - console.error( 'THREE.WebGLRenderer.render: camera is not an instance of THREE.Camera.' ); - return; - - } - - // reset caching for this frame - - _currentGeometryProgram = ''; - _currentMaterialId = - 1; - _currentCamera = null; - - // update scene graph - - if ( scene.autoUpdate === true ) scene.updateMatrixWorld(); - - // update camera matrices and frustum - - if ( camera.parent === null ) camera.updateMatrixWorld(); - - camera.matrixWorldInverse.getInverse( camera.matrixWorld ); - - _projScreenMatrix.multiplyMatrices( camera.projectionMatrix, camera.matrixWorldInverse ); - _frustum.setFromMatrix( _projScreenMatrix ); - - lights.length = 0; - - opaqueObjectsLastIndex = - 1; - transparentObjectsLastIndex = - 1; - - sprites.length = 0; - lensFlares.length = 0; - - _localClippingEnabled = this.localClippingEnabled; - _clippingEnabled = _clipping.init( this.clippingPlanes, _localClippingEnabled, camera ); - - projectObject( scene, camera ); - - opaqueObjects.length = opaqueObjectsLastIndex + 1; - transparentObjects.length = transparentObjectsLastIndex + 1; - - if ( _this.sortObjects === true ) { - - opaqueObjects.sort( painterSortStable ); - transparentObjects.sort( reversePainterSortStable ); - - } - - // - - if ( _clippingEnabled ) _clipping.beginShadows(); - - setupShadows( lights ); - - shadowMap.render( scene, camera ); - - setupLights( lights, camera ); - - if ( _clippingEnabled ) _clipping.endShadows(); - - // - - _infoRender.calls = 0; - _infoRender.vertices = 0; - _infoRender.faces = 0; - _infoRender.points = 0; - - if ( renderTarget === undefined ) { - - renderTarget = null; - - } - - this.setRenderTarget( renderTarget ); - - // - - var background = scene.background; - - if ( background === null ) { - - state.buffers.color.setClear( _clearColor.r, _clearColor.g, _clearColor.b, _clearAlpha, _premultipliedAlpha ); - - } else if ( background && background.isColor ) { - - state.buffers.color.setClear( background.r, background.g, background.b, 1, _premultipliedAlpha ); - forceClear = true; - - } - - if ( this.autoClear || forceClear ) { - - this.clear( this.autoClearColor, this.autoClearDepth, this.autoClearStencil ); - - } - - if ( background && background.isCubeTexture ) { - - if ( backgroundBoxCamera === undefined ) { - - backgroundBoxCamera = new PerspectiveCamera(); - - backgroundBoxMesh = new Mesh( - new BoxBufferGeometry( 5, 5, 5 ), - new ShaderMaterial( { - uniforms: ShaderLib.cube.uniforms, - vertexShader: ShaderLib.cube.vertexShader, - fragmentShader: ShaderLib.cube.fragmentShader, - side: BackSide, - depthTest: false, - depthWrite: false, - fog: false - } ) - ); - - } - - backgroundBoxCamera.projectionMatrix.copy( camera.projectionMatrix ); - - backgroundBoxCamera.matrixWorld.extractRotation( camera.matrixWorld ); - backgroundBoxCamera.matrixWorldInverse.getInverse( backgroundBoxCamera.matrixWorld ); - - - backgroundBoxMesh.material.uniforms[ "tCube" ].value = background; - backgroundBoxMesh.modelViewMatrix.multiplyMatrices( backgroundBoxCamera.matrixWorldInverse, backgroundBoxMesh.matrixWorld ); - - objects.update( backgroundBoxMesh ); - - _this.renderBufferDirect( backgroundBoxCamera, null, backgroundBoxMesh.geometry, backgroundBoxMesh.material, backgroundBoxMesh, null ); - - } else if ( background && background.isTexture ) { - - if ( backgroundPlaneCamera === undefined ) { - - backgroundPlaneCamera = new OrthographicCamera( - 1, 1, 1, - 1, 0, 1 ); - - backgroundPlaneMesh = new Mesh( - new PlaneBufferGeometry( 2, 2 ), - new MeshBasicMaterial( { depthTest: false, depthWrite: false, fog: false } ) - ); - - } - - backgroundPlaneMesh.material.map = background; - - objects.update( backgroundPlaneMesh ); - - _this.renderBufferDirect( backgroundPlaneCamera, null, backgroundPlaneMesh.geometry, backgroundPlaneMesh.material, backgroundPlaneMesh, null ); - - } - - // - - if ( scene.overrideMaterial ) { - - var overrideMaterial = scene.overrideMaterial; - - renderObjects( opaqueObjects, scene, camera, overrideMaterial ); - renderObjects( transparentObjects, scene, camera, overrideMaterial ); - - } else { - - // opaque pass (front-to-back order) - - state.setBlending( NoBlending ); - renderObjects( opaqueObjects, scene, camera ); - - // transparent pass (back-to-front order) - - renderObjects( transparentObjects, scene, camera ); - - } - - // custom render plugins (post pass) - - spritePlugin.render( scene, camera ); - lensFlarePlugin.render( scene, camera, _currentViewport ); - - // Generate mipmap if we're using any kind of mipmap filtering - - if ( renderTarget ) { - - textures.updateRenderTargetMipmap( renderTarget ); - - } - - // Ensure depth buffer writing is enabled so it can be cleared on next render - - state.setDepthTest( true ); - state.setDepthWrite( true ); - state.setColorWrite( true ); - - // _gl.finish(); - - }; - - function pushRenderItem( object, geometry, material, z, group ) { - - var array, index; - - // allocate the next position in the appropriate array - - if ( material.transparent ) { - - array = transparentObjects; - index = ++ transparentObjectsLastIndex; - - } else { - - array = opaqueObjects; - index = ++ opaqueObjectsLastIndex; - - } - - // recycle existing render item or grow the array - - var renderItem = array[ index ]; - - if ( renderItem !== undefined ) { - - renderItem.id = object.id; - renderItem.object = object; - renderItem.geometry = geometry; - renderItem.material = material; - renderItem.z = _vector3.z; - renderItem.group = group; - - } else { - - renderItem = { - id: object.id, - object: object, - geometry: geometry, - material: material, - z: _vector3.z, - group: group - }; - - // assert( index === array.length ); - array.push( renderItem ); - - } - - } - - // TODO Duplicated code (Frustum) - - function isObjectViewable( object ) { - - var geometry = object.geometry; - - if ( geometry.boundingSphere === null ) - geometry.computeBoundingSphere(); - - _sphere.copy( geometry.boundingSphere ). - applyMatrix4( object.matrixWorld ); - - return isSphereViewable( _sphere ); - - } - - function isSpriteViewable( sprite ) { - - _sphere.center.set( 0, 0, 0 ); - _sphere.radius = 0.7071067811865476; - _sphere.applyMatrix4( sprite.matrixWorld ); - - return isSphereViewable( _sphere ); - - } - - function isSphereViewable( sphere ) { - - if ( ! _frustum.intersectsSphere( sphere ) ) return false; - - var numPlanes = _clipping.numPlanes; - - if ( numPlanes === 0 ) return true; - - var planes = _this.clippingPlanes, - - center = sphere.center, - negRad = - sphere.radius, - i = 0; - - do { - - // out when deeper than radius in the negative halfspace - if ( planes[ i ].distanceToPoint( center ) < negRad ) return false; - - } while ( ++ i !== numPlanes ); - - return true; - - } - - function projectObject( object, camera ) { - - if ( object.visible === false ) return; - - var visible = ( object.layers.mask & camera.layers.mask ) !== 0; - - if ( visible ) { - - if ( object.isLight ) { - - lights.push( object ); - - } else if ( object.isSprite ) { - - if ( object.frustumCulled === false || isSpriteViewable( object ) === true ) { - - sprites.push( object ); - - } - - } else if ( object.isLensFlare ) { - - lensFlares.push( object ); - - } else if ( object.isImmediateRenderObject ) { - - if ( _this.sortObjects === true ) { - - _vector3.setFromMatrixPosition( object.matrixWorld ); - _vector3.applyMatrix4( _projScreenMatrix ); - - } - - pushRenderItem( object, null, object.material, _vector3.z, null ); - - } else if ( object.isMesh || object.isLine || object.isPoints ) { - - if ( object.isSkinnedMesh ) { - - object.skeleton.update(); - - } - - if ( object.frustumCulled === false || isObjectViewable( object ) === true ) { - - var material = object.material; - - if ( material.visible === true ) { - - if ( _this.sortObjects === true ) { - - _vector3.setFromMatrixPosition( object.matrixWorld ); - _vector3.applyMatrix4( _projScreenMatrix ); - - } - - var geometry = objects.update( object ); - - if ( material.isMultiMaterial ) { - - var groups = geometry.groups; - var materials = material.materials; - - for ( var i = 0, l = groups.length; i < l; i ++ ) { - - var group = groups[ i ]; - var groupMaterial = materials[ group.materialIndex ]; - - if ( groupMaterial.visible === true ) { - - pushRenderItem( object, geometry, groupMaterial, _vector3.z, group ); - - } - - } - - } else { - - pushRenderItem( object, geometry, material, _vector3.z, null ); - - } - - } - - } - - } - - } - - var children = object.children; - - for ( var i = 0, l = children.length; i < l; i ++ ) { - - projectObject( children[ i ], camera ); - - } - - } - - function renderObjects( renderList, scene, camera, overrideMaterial ) { - - for ( var i = 0, l = renderList.length; i < l; i ++ ) { - - var renderItem = renderList[ i ]; - - var object = renderItem.object; - var geometry = renderItem.geometry; - var material = overrideMaterial === undefined ? renderItem.material : overrideMaterial; - var group = renderItem.group; - - object.modelViewMatrix.multiplyMatrices( camera.matrixWorldInverse, object.matrixWorld ); - object.normalMatrix.getNormalMatrix( object.modelViewMatrix ); - - object.onBeforeRender( _this, scene, camera, geometry, material, group ); - - if ( object.isImmediateRenderObject ) { - - setMaterial( material ); - - var program = setProgram( camera, scene.fog, material, object ); - - _currentGeometryProgram = ''; - - object.render( function ( object ) { - - _this.renderBufferImmediate( object, program, material ); - - } ); - - } else { - - _this.renderBufferDirect( camera, scene.fog, geometry, material, object, group ); - - } - - object.onAfterRender( _this, scene, camera, geometry, material, group ); - - - } - - } - - function initMaterial( material, fog, object ) { - - var materialProperties = properties.get( material ); - - var parameters = programCache.getParameters( - material, _lights, fog, _clipping.numPlanes, _clipping.numIntersection, object ); - - var code = programCache.getProgramCode( material, parameters ); - - var program = materialProperties.program; - var programChange = true; - - if ( program === undefined ) { - - // new material - material.addEventListener( 'dispose', onMaterialDispose ); - - } else if ( program.code !== code ) { - - // changed glsl or parameters - releaseMaterialProgramReference( material ); - - } else if ( parameters.shaderID !== undefined ) { - - // same glsl and uniform list - return; - - } else { - - // only rebuild uniform list - programChange = false; - - } - - if ( programChange ) { - - if ( parameters.shaderID ) { - - var shader = ShaderLib[ parameters.shaderID ]; - - materialProperties.__webglShader = { - name: material.type, - uniforms: UniformsUtils.clone( shader.uniforms ), - vertexShader: shader.vertexShader, - fragmentShader: shader.fragmentShader - }; - - } else { - - materialProperties.__webglShader = { - name: material.type, - uniforms: material.uniforms, - vertexShader: material.vertexShader, - fragmentShader: material.fragmentShader - }; - - } - - material.__webglShader = materialProperties.__webglShader; - - program = programCache.acquireProgram( material, parameters, code ); - - materialProperties.program = program; - material.program = program; - - } - - var attributes = program.getAttributes(); - - if ( material.morphTargets ) { - - material.numSupportedMorphTargets = 0; - - for ( var i = 0; i < _this.maxMorphTargets; i ++ ) { - - if ( attributes[ 'morphTarget' + i ] >= 0 ) { - - material.numSupportedMorphTargets ++; - - } - - } - - } - - if ( material.morphNormals ) { - - material.numSupportedMorphNormals = 0; - - for ( var i = 0; i < _this.maxMorphNormals; i ++ ) { - - if ( attributes[ 'morphNormal' + i ] >= 0 ) { - - material.numSupportedMorphNormals ++; - - } - - } - - } - - var uniforms = materialProperties.__webglShader.uniforms; - - if ( ! material.isShaderMaterial && - ! material.isRawShaderMaterial || - material.clipping === true ) { - - materialProperties.numClippingPlanes = _clipping.numPlanes; - materialProperties.numIntersection = _clipping.numIntersection; - uniforms.clippingPlanes = _clipping.uniform; - - } - - materialProperties.fog = fog; - - // store the light setup it was created for - - materialProperties.lightsHash = _lights.hash; - - if ( material.lights ) { - - // wire up the material to this renderer's lighting state - - uniforms.ambientLightColor.value = _lights.ambient; - uniforms.directionalLights.value = _lights.directional; - uniforms.spotLights.value = _lights.spot; - uniforms.rectAreaLights.value = _lights.rectArea; - uniforms.pointLights.value = _lights.point; - uniforms.hemisphereLights.value = _lights.hemi; - - uniforms.directionalShadowMap.value = _lights.directionalShadowMap; - uniforms.directionalShadowMatrix.value = _lights.directionalShadowMatrix; - uniforms.spotShadowMap.value = _lights.spotShadowMap; - uniforms.spotShadowMatrix.value = _lights.spotShadowMatrix; - uniforms.pointShadowMap.value = _lights.pointShadowMap; - uniforms.pointShadowMatrix.value = _lights.pointShadowMatrix; - // TODO (abelnation): add area lights shadow info to uniforms - - } - - var progUniforms = materialProperties.program.getUniforms(), - uniformsList = - WebGLUniforms.seqWithValue( progUniforms.seq, uniforms ); - - materialProperties.uniformsList = uniformsList; - - } - - function setMaterial( material ) { - - material.side === DoubleSide - ? state.disable( _gl.CULL_FACE ) - : state.enable( _gl.CULL_FACE ); - - state.setFlipSided( material.side === BackSide ); - - material.transparent === true - ? state.setBlending( material.blending, material.blendEquation, material.blendSrc, material.blendDst, material.blendEquationAlpha, material.blendSrcAlpha, material.blendDstAlpha, material.premultipliedAlpha ) - : state.setBlending( NoBlending ); - - state.setDepthFunc( material.depthFunc ); - state.setDepthTest( material.depthTest ); - state.setDepthWrite( material.depthWrite ); - state.setColorWrite( material.colorWrite ); - state.setPolygonOffset( material.polygonOffset, material.polygonOffsetFactor, material.polygonOffsetUnits ); - - } - - function setProgram( camera, fog, material, object ) { - - _usedTextureUnits = 0; - - var materialProperties = properties.get( material ); - - if ( _clippingEnabled ) { - - if ( _localClippingEnabled || camera !== _currentCamera ) { - - var useCache = - camera === _currentCamera && - material.id === _currentMaterialId; - - // we might want to call this function with some ClippingGroup - // object instead of the material, once it becomes feasible - // (#8465, #8379) - _clipping.setState( - material.clippingPlanes, material.clipIntersection, material.clipShadows, - camera, materialProperties, useCache ); - - } - - } - - if ( material.needsUpdate === false ) { - - if ( materialProperties.program === undefined ) { - - material.needsUpdate = true; - - } else if ( material.fog && materialProperties.fog !== fog ) { - - material.needsUpdate = true; - - } else if ( material.lights && materialProperties.lightsHash !== _lights.hash ) { - - material.needsUpdate = true; - - } else if ( materialProperties.numClippingPlanes !== undefined && - ( materialProperties.numClippingPlanes !== _clipping.numPlanes || - materialProperties.numIntersection !== _clipping.numIntersection ) ) { - - material.needsUpdate = true; - - } - - } - - if ( material.needsUpdate ) { - - initMaterial( material, fog, object ); - material.needsUpdate = false; - - } - - var refreshProgram = false; - var refreshMaterial = false; - var refreshLights = false; - - var program = materialProperties.program, - p_uniforms = program.getUniforms(), - m_uniforms = materialProperties.__webglShader.uniforms; - - if ( program.id !== _currentProgram ) { - - _gl.useProgram( program.program ); - _currentProgram = program.id; - - refreshProgram = true; - refreshMaterial = true; - refreshLights = true; - - } - - if ( material.id !== _currentMaterialId ) { - - _currentMaterialId = material.id; - - refreshMaterial = true; - - } - - if ( refreshProgram || camera !== _currentCamera ) { - - p_uniforms.set( _gl, camera, 'projectionMatrix' ); - - if ( capabilities.logarithmicDepthBuffer ) { - - p_uniforms.setValue( _gl, 'logDepthBufFC', - 2.0 / ( Math.log( camera.far + 1.0 ) / Math.LN2 ) ); - - } - - - if ( camera !== _currentCamera ) { - - _currentCamera = camera; - - // lighting uniforms depend on the camera so enforce an update - // now, in case this material supports lights - or later, when - // the next material that does gets activated: - - refreshMaterial = true; // set to true on material change - refreshLights = true; // remains set until update done - - } - - // load material specific uniforms - // (shader material also gets them for the sake of genericity) - - if ( material.isShaderMaterial || - material.isMeshPhongMaterial || - material.isMeshStandardMaterial || - material.envMap ) { - - var uCamPos = p_uniforms.map.cameraPosition; - - if ( uCamPos !== undefined ) { - - uCamPos.setValue( _gl, - _vector3.setFromMatrixPosition( camera.matrixWorld ) ); - - } - - } - - if ( material.isMeshPhongMaterial || - material.isMeshLambertMaterial || - material.isMeshBasicMaterial || - material.isMeshStandardMaterial || - material.isShaderMaterial || - material.skinning ) { - - p_uniforms.setValue( _gl, 'viewMatrix', camera.matrixWorldInverse ); - - } - - p_uniforms.set( _gl, _this, 'toneMappingExposure' ); - p_uniforms.set( _gl, _this, 'toneMappingWhitePoint' ); - - } - - // skinning uniforms must be set even if material didn't change - // auto-setting of texture unit for bone texture must go before other textures - // not sure why, but otherwise weird things happen - - if ( material.skinning ) { - - p_uniforms.setOptional( _gl, object, 'bindMatrix' ); - p_uniforms.setOptional( _gl, object, 'bindMatrixInverse' ); - - var skeleton = object.skeleton; - - if ( skeleton ) { - - if ( capabilities.floatVertexTextures && skeleton.useVertexTexture ) { - - p_uniforms.set( _gl, skeleton, 'boneTexture' ); - p_uniforms.set( _gl, skeleton, 'boneTextureWidth' ); - p_uniforms.set( _gl, skeleton, 'boneTextureHeight' ); - - } else { - - p_uniforms.setOptional( _gl, skeleton, 'boneMatrices' ); - - } - - } - - } - - if ( refreshMaterial ) { - - if ( material.lights ) { - - // the current material requires lighting info - - // note: all lighting uniforms are always set correctly - // they simply reference the renderer's state for their - // values - // - // use the current material's .needsUpdate flags to set - // the GL state when required - - markUniformsLightsNeedsUpdate( m_uniforms, refreshLights ); - - } - - // refresh uniforms common to several materials - - if ( fog && material.fog ) { - - refreshUniformsFog( m_uniforms, fog ); - - } - - if ( material.isMeshBasicMaterial || - material.isMeshLambertMaterial || - material.isMeshPhongMaterial || - material.isMeshStandardMaterial || - material.isMeshNormalMaterial || - material.isMeshDepthMaterial ) { - - refreshUniformsCommon( m_uniforms, material ); - - } - - // refresh single material specific uniforms - - if ( material.isLineBasicMaterial ) { - - refreshUniformsLine( m_uniforms, material ); - - } else if ( material.isLineDashedMaterial ) { - - refreshUniformsLine( m_uniforms, material ); - refreshUniformsDash( m_uniforms, material ); - - } else if ( material.isPointsMaterial ) { - - refreshUniformsPoints( m_uniforms, material ); - - } else if ( material.isMeshLambertMaterial ) { - - refreshUniformsLambert( m_uniforms, material ); - - } else if ( material.isMeshToonMaterial ) { - - refreshUniformsToon( m_uniforms, material ); - - } else if ( material.isMeshPhongMaterial ) { - - refreshUniformsPhong( m_uniforms, material ); - - } else if ( material.isMeshPhysicalMaterial ) { - - refreshUniformsPhysical( m_uniforms, material ); - - } else if ( material.isMeshStandardMaterial ) { - - refreshUniformsStandard( m_uniforms, material ); - - } else if ( material.isMeshDepthMaterial ) { - - if ( material.displacementMap ) { - - m_uniforms.displacementMap.value = material.displacementMap; - m_uniforms.displacementScale.value = material.displacementScale; - m_uniforms.displacementBias.value = material.displacementBias; - - } - - } else if ( material.isMeshNormalMaterial ) { - - refreshUniformsNormal( m_uniforms, material ); - - } - - // RectAreaLight Texture - // TODO (mrdoob): Find a nicer implementation - - if ( m_uniforms.ltcMat !== undefined ) m_uniforms.ltcMat.value = THREE.UniformsLib.LTC_MAT_TEXTURE; - if ( m_uniforms.ltcMag !== undefined ) m_uniforms.ltcMag.value = THREE.UniformsLib.LTC_MAG_TEXTURE; - - WebGLUniforms.upload( - _gl, materialProperties.uniformsList, m_uniforms, _this ); - - } - - - // common matrices - - p_uniforms.set( _gl, object, 'modelViewMatrix' ); - p_uniforms.set( _gl, object, 'normalMatrix' ); - p_uniforms.setValue( _gl, 'modelMatrix', object.matrixWorld ); - - return program; - - } - - // Uniforms (refresh uniforms objects) - - function refreshUniformsCommon( uniforms, material ) { - - uniforms.opacity.value = material.opacity; - - uniforms.diffuse.value = material.color; - - if ( material.emissive ) { - - uniforms.emissive.value.copy( material.emissive ).multiplyScalar( material.emissiveIntensity ); - - } - - uniforms.map.value = material.map; - uniforms.specularMap.value = material.specularMap; - uniforms.alphaMap.value = material.alphaMap; - - if ( material.lightMap ) { - - uniforms.lightMap.value = material.lightMap; - uniforms.lightMapIntensity.value = material.lightMapIntensity; - - } - - if ( material.aoMap ) { - - uniforms.aoMap.value = material.aoMap; - uniforms.aoMapIntensity.value = material.aoMapIntensity; - - } - - // uv repeat and offset setting priorities - // 1. color map - // 2. specular map - // 3. normal map - // 4. bump map - // 5. alpha map - // 6. emissive map - - var uvScaleMap; - - if ( material.map ) { - - uvScaleMap = material.map; - - } else if ( material.specularMap ) { - - uvScaleMap = material.specularMap; - - } else if ( material.displacementMap ) { - - uvScaleMap = material.displacementMap; - - } else if ( material.normalMap ) { - - uvScaleMap = material.normalMap; - - } else if ( material.bumpMap ) { - - uvScaleMap = material.bumpMap; - - } else if ( material.roughnessMap ) { - - uvScaleMap = material.roughnessMap; - - } else if ( material.metalnessMap ) { - - uvScaleMap = material.metalnessMap; - - } else if ( material.alphaMap ) { - - uvScaleMap = material.alphaMap; - - } else if ( material.emissiveMap ) { - - uvScaleMap = material.emissiveMap; - - } - - if ( uvScaleMap !== undefined ) { - - // backwards compatibility - if ( uvScaleMap.isWebGLRenderTarget ) { - - uvScaleMap = uvScaleMap.texture; - - } - - var offset = uvScaleMap.offset; - var repeat = uvScaleMap.repeat; - - uniforms.offsetRepeat.value.set( offset.x, offset.y, repeat.x, repeat.y ); - - } - - uniforms.envMap.value = material.envMap; - - // don't flip CubeTexture envMaps, flip everything else: - // WebGLRenderTargetCube will be flipped for backwards compatibility - // WebGLRenderTargetCube.texture will be flipped because it's a Texture and NOT a CubeTexture - // this check must be handled differently, or removed entirely, if WebGLRenderTargetCube uses a CubeTexture in the future - uniforms.flipEnvMap.value = ( ! ( material.envMap && material.envMap.isCubeTexture ) ) ? 1 : - 1; - - uniforms.reflectivity.value = material.reflectivity; - uniforms.refractionRatio.value = material.refractionRatio; - - } - - function refreshUniformsLine( uniforms, material ) { - - uniforms.diffuse.value = material.color; - uniforms.opacity.value = material.opacity; - - } - - function refreshUniformsDash( uniforms, material ) { - - uniforms.dashSize.value = material.dashSize; - uniforms.totalSize.value = material.dashSize + material.gapSize; - uniforms.scale.value = material.scale; - - } - - function refreshUniformsPoints( uniforms, material ) { - - uniforms.diffuse.value = material.color; - uniforms.opacity.value = material.opacity; - uniforms.size.value = material.size * _pixelRatio; - uniforms.scale.value = _height * 0.5; - - uniforms.map.value = material.map; - - if ( material.map !== null ) { - - var offset = material.map.offset; - var repeat = material.map.repeat; - - uniforms.offsetRepeat.value.set( offset.x, offset.y, repeat.x, repeat.y ); - - } - - } - - function refreshUniformsFog( uniforms, fog ) { - - uniforms.fogColor.value = fog.color; - - if ( fog.isFog ) { - - uniforms.fogNear.value = fog.near; - uniforms.fogFar.value = fog.far; - - } else if ( fog.isFogExp2 ) { - - uniforms.fogDensity.value = fog.density; - - } - - } - - function refreshUniformsLambert( uniforms, material ) { - - if ( material.emissiveMap ) { - - uniforms.emissiveMap.value = material.emissiveMap; - - } - - } - - function refreshUniformsPhong( uniforms, material ) { - - uniforms.specular.value = material.specular; - uniforms.shininess.value = Math.max( material.shininess, 1e-4 ); // to prevent pow( 0.0, 0.0 ) - - if ( material.emissiveMap ) { - - uniforms.emissiveMap.value = material.emissiveMap; - - } - - if ( material.bumpMap ) { - - uniforms.bumpMap.value = material.bumpMap; - uniforms.bumpScale.value = material.bumpScale; - - } - - if ( material.normalMap ) { - - uniforms.normalMap.value = material.normalMap; - uniforms.normalScale.value.copy( material.normalScale ); - - } - - if ( material.displacementMap ) { - - uniforms.displacementMap.value = material.displacementMap; - uniforms.displacementScale.value = material.displacementScale; - uniforms.displacementBias.value = material.displacementBias; - - } - - } - - function refreshUniformsToon( uniforms, material ) { - - refreshUniformsPhong( uniforms, material ); - - if ( material.gradientMap ) { - - uniforms.gradientMap.value = material.gradientMap; - - } - - } - - function refreshUniformsStandard( uniforms, material ) { - - uniforms.roughness.value = material.roughness; - uniforms.metalness.value = material.metalness; - - if ( material.roughnessMap ) { - - uniforms.roughnessMap.value = material.roughnessMap; - - } - - if ( material.metalnessMap ) { - - uniforms.metalnessMap.value = material.metalnessMap; - - } - - if ( material.emissiveMap ) { - - uniforms.emissiveMap.value = material.emissiveMap; - - } - - if ( material.bumpMap ) { - - uniforms.bumpMap.value = material.bumpMap; - uniforms.bumpScale.value = material.bumpScale; - - } - - if ( material.normalMap ) { - - uniforms.normalMap.value = material.normalMap; - uniforms.normalScale.value.copy( material.normalScale ); - - } - - if ( material.displacementMap ) { - - uniforms.displacementMap.value = material.displacementMap; - uniforms.displacementScale.value = material.displacementScale; - uniforms.displacementBias.value = material.displacementBias; - - } - - if ( material.envMap ) { - - //uniforms.envMap.value = material.envMap; // part of uniforms common - uniforms.envMapIntensity.value = material.envMapIntensity; - - } - - } - - function refreshUniformsPhysical( uniforms, material ) { - - uniforms.clearCoat.value = material.clearCoat; - uniforms.clearCoatRoughness.value = material.clearCoatRoughness; - - refreshUniformsStandard( uniforms, material ); - - } - - function refreshUniformsNormal( uniforms, material ) { - - if ( material.bumpMap ) { - - uniforms.bumpMap.value = material.bumpMap; - uniforms.bumpScale.value = material.bumpScale; - - } - - if ( material.normalMap ) { - - uniforms.normalMap.value = material.normalMap; - uniforms.normalScale.value.copy( material.normalScale ); - - } - - if ( material.displacementMap ) { - - uniforms.displacementMap.value = material.displacementMap; - uniforms.displacementScale.value = material.displacementScale; - uniforms.displacementBias.value = material.displacementBias; - - } - - } - - // If uniforms are marked as clean, they don't need to be loaded to the GPU. - - function markUniformsLightsNeedsUpdate( uniforms, value ) { - - uniforms.ambientLightColor.needsUpdate = value; - - uniforms.directionalLights.needsUpdate = value; - uniforms.pointLights.needsUpdate = value; - uniforms.spotLights.needsUpdate = value; - uniforms.rectAreaLights.needsUpdate = value; - uniforms.hemisphereLights.needsUpdate = value; - - } - - // Lighting - - function setupShadows( lights ) { - - var lightShadowsLength = 0; - - for ( var i = 0, l = lights.length; i < l; i ++ ) { - - var light = lights[ i ]; - - if ( light.castShadow ) { - - _lights.shadows[ lightShadowsLength ++ ] = light; - - } - - } - - _lights.shadows.length = lightShadowsLength; - - } - - function setupLights( lights, camera ) { - - var l, ll, light, - r = 0, g = 0, b = 0, - color, - intensity, - distance, - shadowMap, - - viewMatrix = camera.matrixWorldInverse, - - directionalLength = 0, - pointLength = 0, - spotLength = 0, - rectAreaLength = 0, - hemiLength = 0; - - for ( l = 0, ll = lights.length; l < ll; l ++ ) { - - light = lights[ l ]; - - color = light.color; - intensity = light.intensity; - distance = light.distance; - - shadowMap = ( light.shadow && light.shadow.map ) ? light.shadow.map.texture : null; - - if ( light.isAmbientLight ) { - - r += color.r * intensity; - g += color.g * intensity; - b += color.b * intensity; - - } else if ( light.isDirectionalLight ) { - - var uniforms = lightCache.get( light ); - - uniforms.color.copy( light.color ).multiplyScalar( light.intensity ); - uniforms.direction.setFromMatrixPosition( light.matrixWorld ); - _vector3.setFromMatrixPosition( light.target.matrixWorld ); - uniforms.direction.sub( _vector3 ); - uniforms.direction.transformDirection( viewMatrix ); - - uniforms.shadow = light.castShadow; - - if ( light.castShadow ) { - - uniforms.shadowBias = light.shadow.bias; - uniforms.shadowRadius = light.shadow.radius; - uniforms.shadowMapSize = light.shadow.mapSize; - - } - - _lights.directionalShadowMap[ directionalLength ] = shadowMap; - _lights.directionalShadowMatrix[ directionalLength ] = light.shadow.matrix; - _lights.directional[ directionalLength ++ ] = uniforms; - - } else if ( light.isSpotLight ) { - - var uniforms = lightCache.get( light ); - - uniforms.position.setFromMatrixPosition( light.matrixWorld ); - uniforms.position.applyMatrix4( viewMatrix ); - - uniforms.color.copy( color ).multiplyScalar( intensity ); - uniforms.distance = distance; - - uniforms.direction.setFromMatrixPosition( light.matrixWorld ); - _vector3.setFromMatrixPosition( light.target.matrixWorld ); - uniforms.direction.sub( _vector3 ); - uniforms.direction.transformDirection( viewMatrix ); - - uniforms.coneCos = Math.cos( light.angle ); - uniforms.penumbraCos = Math.cos( light.angle * ( 1 - light.penumbra ) ); - uniforms.decay = ( light.distance === 0 ) ? 0.0 : light.decay; - - uniforms.shadow = light.castShadow; - - if ( light.castShadow ) { - - uniforms.shadowBias = light.shadow.bias; - uniforms.shadowRadius = light.shadow.radius; - uniforms.shadowMapSize = light.shadow.mapSize; - - } - - _lights.spotShadowMap[ spotLength ] = shadowMap; - _lights.spotShadowMatrix[ spotLength ] = light.shadow.matrix; - _lights.spot[ spotLength ++ ] = uniforms; - - } else if ( light.isRectAreaLight ) { - - var uniforms = lightCache.get( light ); - - // (a) intensity controls irradiance of entire light - uniforms.color - .copy( color ) - .multiplyScalar( intensity / ( light.width * light.height ) ); - - // (b) intensity controls the radiance per light area - // uniforms.color.copy( color ).multiplyScalar( intensity ); - - uniforms.position.setFromMatrixPosition( light.matrixWorld ); - uniforms.position.applyMatrix4( viewMatrix ); - - // extract local rotation of light to derive width/height half vectors - _matrix42.identity(); - _matrix4.copy( light.matrixWorld ); - _matrix4.premultiply( viewMatrix ); - _matrix42.extractRotation( _matrix4 ); - - uniforms.halfWidth.set( light.width * 0.5, 0.0, 0.0 ); - uniforms.halfHeight.set( 0.0, light.height * 0.5, 0.0 ); - - uniforms.halfWidth.applyMatrix4( _matrix42 ); - uniforms.halfHeight.applyMatrix4( _matrix42 ); - - // TODO (abelnation): RectAreaLight distance? - // uniforms.distance = distance; - - _lights.rectArea[ rectAreaLength ++ ] = uniforms; - - } else if ( light.isPointLight ) { - - var uniforms = lightCache.get( light ); - - uniforms.position.setFromMatrixPosition( light.matrixWorld ); - uniforms.position.applyMatrix4( viewMatrix ); - - uniforms.color.copy( light.color ).multiplyScalar( light.intensity ); - uniforms.distance = light.distance; - uniforms.decay = ( light.distance === 0 ) ? 0.0 : light.decay; - - uniforms.shadow = light.castShadow; - - if ( light.castShadow ) { - - uniforms.shadowBias = light.shadow.bias; - uniforms.shadowRadius = light.shadow.radius; - uniforms.shadowMapSize = light.shadow.mapSize; - - } - - _lights.pointShadowMap[ pointLength ] = shadowMap; - - if ( _lights.pointShadowMatrix[ pointLength ] === undefined ) { - - _lights.pointShadowMatrix[ pointLength ] = new Matrix4(); - - } - - // for point lights we set the shadow matrix to be a translation-only matrix - // equal to inverse of the light's position - _vector3.setFromMatrixPosition( light.matrixWorld ).negate(); - _lights.pointShadowMatrix[ pointLength ].identity().setPosition( _vector3 ); - - _lights.point[ pointLength ++ ] = uniforms; - - } else if ( light.isHemisphereLight ) { - - var uniforms = lightCache.get( light ); - - uniforms.direction.setFromMatrixPosition( light.matrixWorld ); - uniforms.direction.transformDirection( viewMatrix ); - uniforms.direction.normalize(); - - uniforms.skyColor.copy( light.color ).multiplyScalar( intensity ); - uniforms.groundColor.copy( light.groundColor ).multiplyScalar( intensity ); - - _lights.hemi[ hemiLength ++ ] = uniforms; - - } - - } - - _lights.ambient[ 0 ] = r; - _lights.ambient[ 1 ] = g; - _lights.ambient[ 2 ] = b; - - _lights.directional.length = directionalLength; - _lights.spot.length = spotLength; - _lights.rectArea.length = rectAreaLength; - _lights.point.length = pointLength; - _lights.hemi.length = hemiLength; - - // TODO (sam-g-steel) why aren't we using join - _lights.hash = directionalLength + ',' + pointLength + ',' + spotLength + ',' + rectAreaLength + ',' + hemiLength + ',' + _lights.shadows.length; - - } - - // GL state setting - - this.setFaceCulling = function ( cullFace, frontFaceDirection ) { - - state.setCullFace( cullFace ); - state.setFlipSided( frontFaceDirection === FrontFaceDirectionCW ); - - }; - - // Textures - - function allocTextureUnit() { - - var textureUnit = _usedTextureUnits; - - if ( textureUnit >= capabilities.maxTextures ) { - - console.warn( 'WebGLRenderer: trying to use ' + textureUnit + ' texture units while this GPU supports only ' + capabilities.maxTextures ); - - } - - _usedTextureUnits += 1; - - return textureUnit; - - } - - this.allocTextureUnit = allocTextureUnit; - - // this.setTexture2D = setTexture2D; - this.setTexture2D = ( function() { - - var warned = false; - - // backwards compatibility: peel texture.texture - return function setTexture2D( texture, slot ) { - - if ( texture && texture.isWebGLRenderTarget ) { - - if ( ! warned ) { - - console.warn( "THREE.WebGLRenderer.setTexture2D: don't use render targets as textures. Use their .texture property instead." ); - warned = true; - - } - - texture = texture.texture; - - } - - textures.setTexture2D( texture, slot ); - - }; - - }() ); - - this.setTexture = ( function() { - - var warned = false; - - return function setTexture( texture, slot ) { - - if ( ! warned ) { - - console.warn( "THREE.WebGLRenderer: .setTexture is deprecated, use setTexture2D instead." ); - warned = true; - - } - - textures.setTexture2D( texture, slot ); - - }; - - }() ); - - this.setTextureCube = ( function() { - - var warned = false; - - return function setTextureCube( texture, slot ) { - - // backwards compatibility: peel texture.texture - if ( texture && texture.isWebGLRenderTargetCube ) { - - if ( ! warned ) { - - console.warn( "THREE.WebGLRenderer.setTextureCube: don't use cube render targets as textures. Use their .texture property instead." ); - warned = true; - - } - - texture = texture.texture; - - } - - // currently relying on the fact that WebGLRenderTargetCube.texture is a Texture and NOT a CubeTexture - // TODO: unify these code paths - if ( ( texture && texture.isCubeTexture ) || - ( Array.isArray( texture.image ) && texture.image.length === 6 ) ) { - - // CompressedTexture can have Array in image :/ - - // this function alone should take care of cube textures - textures.setTextureCube( texture, slot ); - - } else { - - // assumed: texture property of THREE.WebGLRenderTargetCube - - textures.setTextureCubeDynamic( texture, slot ); - - } - - }; - - }() ); - - this.getCurrentRenderTarget = function() { - - return _currentRenderTarget; - - }; - - this.setRenderTarget = function ( renderTarget ) { - - _currentRenderTarget = renderTarget; - - if ( renderTarget && properties.get( renderTarget ).__webglFramebuffer === undefined ) { - - textures.setupRenderTarget( renderTarget ); - - } - - var isCube = ( renderTarget && renderTarget.isWebGLRenderTargetCube ); - var framebuffer; - - if ( renderTarget ) { - - var renderTargetProperties = properties.get( renderTarget ); - - if ( isCube ) { - - framebuffer = renderTargetProperties.__webglFramebuffer[ renderTarget.activeCubeFace ]; - - } else { - - framebuffer = renderTargetProperties.__webglFramebuffer; - - } - - _currentScissor.copy( renderTarget.scissor ); - _currentScissorTest = renderTarget.scissorTest; - - _currentViewport.copy( renderTarget.viewport ); - - } else { - - framebuffer = null; - - _currentScissor.copy( _scissor ).multiplyScalar( _pixelRatio ); - _currentScissorTest = _scissorTest; - - _currentViewport.copy( _viewport ).multiplyScalar( _pixelRatio ); - - } - - if ( _currentFramebuffer !== framebuffer ) { - - _gl.bindFramebuffer( _gl.FRAMEBUFFER, framebuffer ); - _currentFramebuffer = framebuffer; - - } - - state.scissor( _currentScissor ); - state.setScissorTest( _currentScissorTest ); - - state.viewport( _currentViewport ); - - if ( isCube ) { - - var textureProperties = properties.get( renderTarget.texture ); - _gl.framebufferTexture2D( _gl.FRAMEBUFFER, _gl.COLOR_ATTACHMENT0, _gl.TEXTURE_CUBE_MAP_POSITIVE_X + renderTarget.activeCubeFace, textureProperties.__webglTexture, renderTarget.activeMipMapLevel ); - - } - - }; - - this.readRenderTargetPixels = function ( renderTarget, x, y, width, height, buffer ) { - - if ( ( renderTarget && renderTarget.isWebGLRenderTarget ) === false ) { - - console.error( 'THREE.WebGLRenderer.readRenderTargetPixels: renderTarget is not THREE.WebGLRenderTarget.' ); - return; - - } - - var framebuffer = properties.get( renderTarget ).__webglFramebuffer; - - if ( framebuffer ) { - - var restore = false; - - if ( framebuffer !== _currentFramebuffer ) { - - _gl.bindFramebuffer( _gl.FRAMEBUFFER, framebuffer ); - - restore = true; - - } - - try { - - var texture = renderTarget.texture; - var textureFormat = texture.format; - var textureType = texture.type; - - if ( textureFormat !== RGBAFormat && paramThreeToGL( textureFormat ) !== _gl.getParameter( _gl.IMPLEMENTATION_COLOR_READ_FORMAT ) ) { - - console.error( 'THREE.WebGLRenderer.readRenderTargetPixels: renderTarget is not in RGBA or implementation defined format.' ); - return; - - } - - if ( textureType !== UnsignedByteType && paramThreeToGL( textureType ) !== _gl.getParameter( _gl.IMPLEMENTATION_COLOR_READ_TYPE ) && // IE11, Edge and Chrome Mac < 52 (#9513) - ! ( textureType === FloatType && ( extensions.get( 'OES_texture_float' ) || extensions.get( 'WEBGL_color_buffer_float' ) ) ) && // Chrome Mac >= 52 and Firefox - ! ( textureType === HalfFloatType && extensions.get( 'EXT_color_buffer_half_float' ) ) ) { - - console.error( 'THREE.WebGLRenderer.readRenderTargetPixels: renderTarget is not in UnsignedByteType or implementation defined type.' ); - return; - - } - - if ( _gl.checkFramebufferStatus( _gl.FRAMEBUFFER ) === _gl.FRAMEBUFFER_COMPLETE ) { - - // the following if statement ensures valid read requests (no out-of-bounds pixels, see #8604) - - if ( ( x >= 0 && x <= ( renderTarget.width - width ) ) && ( y >= 0 && y <= ( renderTarget.height - height ) ) ) { - - _gl.readPixels( x, y, width, height, paramThreeToGL( textureFormat ), paramThreeToGL( textureType ), buffer ); - - } - - } else { - - console.error( 'THREE.WebGLRenderer.readRenderTargetPixels: readPixels from renderTarget failed. Framebuffer not complete.' ); - - } - - } finally { - - if ( restore ) { - - _gl.bindFramebuffer( _gl.FRAMEBUFFER, _currentFramebuffer ); - - } - - } - - } - - }; - - // Map three.js constants to WebGL constants - - function paramThreeToGL( p ) { - - var extension; - - if ( p === RepeatWrapping ) return _gl.REPEAT; - if ( p === ClampToEdgeWrapping ) return _gl.CLAMP_TO_EDGE; - if ( p === MirroredRepeatWrapping ) return _gl.MIRRORED_REPEAT; - - if ( p === NearestFilter ) return _gl.NEAREST; - if ( p === NearestMipMapNearestFilter ) return _gl.NEAREST_MIPMAP_NEAREST; - if ( p === NearestMipMapLinearFilter ) return _gl.NEAREST_MIPMAP_LINEAR; - - if ( p === LinearFilter ) return _gl.LINEAR; - if ( p === LinearMipMapNearestFilter ) return _gl.LINEAR_MIPMAP_NEAREST; - if ( p === LinearMipMapLinearFilter ) return _gl.LINEAR_MIPMAP_LINEAR; - - if ( p === UnsignedByteType ) return _gl.UNSIGNED_BYTE; - if ( p === UnsignedShort4444Type ) return _gl.UNSIGNED_SHORT_4_4_4_4; - if ( p === UnsignedShort5551Type ) return _gl.UNSIGNED_SHORT_5_5_5_1; - if ( p === UnsignedShort565Type ) return _gl.UNSIGNED_SHORT_5_6_5; - - if ( p === ByteType ) return _gl.BYTE; - if ( p === ShortType ) return _gl.SHORT; - if ( p === UnsignedShortType ) return _gl.UNSIGNED_SHORT; - if ( p === IntType ) return _gl.INT; - if ( p === UnsignedIntType ) return _gl.UNSIGNED_INT; - if ( p === FloatType ) return _gl.FLOAT; - - if ( p === HalfFloatType ) { - - extension = extensions.get( 'OES_texture_half_float' ); - - if ( extension !== null ) return extension.HALF_FLOAT_OES; - - } - - if ( p === AlphaFormat ) return _gl.ALPHA; - if ( p === RGBFormat ) return _gl.RGB; - if ( p === RGBAFormat ) return _gl.RGBA; - if ( p === LuminanceFormat ) return _gl.LUMINANCE; - if ( p === LuminanceAlphaFormat ) return _gl.LUMINANCE_ALPHA; - if ( p === DepthFormat ) return _gl.DEPTH_COMPONENT; - if ( p === DepthStencilFormat ) return _gl.DEPTH_STENCIL; - - if ( p === AddEquation ) return _gl.FUNC_ADD; - if ( p === SubtractEquation ) return _gl.FUNC_SUBTRACT; - if ( p === ReverseSubtractEquation ) return _gl.FUNC_REVERSE_SUBTRACT; - - if ( p === ZeroFactor ) return _gl.ZERO; - if ( p === OneFactor ) return _gl.ONE; - if ( p === SrcColorFactor ) return _gl.SRC_COLOR; - if ( p === OneMinusSrcColorFactor ) return _gl.ONE_MINUS_SRC_COLOR; - if ( p === SrcAlphaFactor ) return _gl.SRC_ALPHA; - if ( p === OneMinusSrcAlphaFactor ) return _gl.ONE_MINUS_SRC_ALPHA; - if ( p === DstAlphaFactor ) return _gl.DST_ALPHA; - if ( p === OneMinusDstAlphaFactor ) return _gl.ONE_MINUS_DST_ALPHA; - - if ( p === DstColorFactor ) return _gl.DST_COLOR; - if ( p === OneMinusDstColorFactor ) return _gl.ONE_MINUS_DST_COLOR; - if ( p === SrcAlphaSaturateFactor ) return _gl.SRC_ALPHA_SATURATE; - - if ( p === RGB_S3TC_DXT1_Format || p === RGBA_S3TC_DXT1_Format || - p === RGBA_S3TC_DXT3_Format || p === RGBA_S3TC_DXT5_Format ) { - - extension = extensions.get( 'WEBGL_compressed_texture_s3tc' ); - - if ( extension !== null ) { - - if ( p === RGB_S3TC_DXT1_Format ) return extension.COMPRESSED_RGB_S3TC_DXT1_EXT; - if ( p === RGBA_S3TC_DXT1_Format ) return extension.COMPRESSED_RGBA_S3TC_DXT1_EXT; - if ( p === RGBA_S3TC_DXT3_Format ) return extension.COMPRESSED_RGBA_S3TC_DXT3_EXT; - if ( p === RGBA_S3TC_DXT5_Format ) return extension.COMPRESSED_RGBA_S3TC_DXT5_EXT; - - } - - } - - if ( p === RGB_PVRTC_4BPPV1_Format || p === RGB_PVRTC_2BPPV1_Format || - p === RGBA_PVRTC_4BPPV1_Format || p === RGBA_PVRTC_2BPPV1_Format ) { - - extension = extensions.get( 'WEBGL_compressed_texture_pvrtc' ); - - if ( extension !== null ) { - - if ( p === RGB_PVRTC_4BPPV1_Format ) return extension.COMPRESSED_RGB_PVRTC_4BPPV1_IMG; - if ( p === RGB_PVRTC_2BPPV1_Format ) return extension.COMPRESSED_RGB_PVRTC_2BPPV1_IMG; - if ( p === RGBA_PVRTC_4BPPV1_Format ) return extension.COMPRESSED_RGBA_PVRTC_4BPPV1_IMG; - if ( p === RGBA_PVRTC_2BPPV1_Format ) return extension.COMPRESSED_RGBA_PVRTC_2BPPV1_IMG; - - } - - } - - if ( p === RGB_ETC1_Format ) { - - extension = extensions.get( 'WEBGL_compressed_texture_etc1' ); - - if ( extension !== null ) return extension.COMPRESSED_RGB_ETC1_WEBGL; - - } - - if ( p === MinEquation || p === MaxEquation ) { - - extension = extensions.get( 'EXT_blend_minmax' ); - - if ( extension !== null ) { - - if ( p === MinEquation ) return extension.MIN_EXT; - if ( p === MaxEquation ) return extension.MAX_EXT; - - } - - } - - if ( p === UnsignedInt248Type ) { - - extension = extensions.get( 'WEBGL_depth_texture' ); - - if ( extension !== null ) return extension.UNSIGNED_INT_24_8_WEBGL; - - } - - return 0; - - } - - } - - /** - * @author mrdoob / http://mrdoob.com/ - * @author alteredq / http://alteredqualia.com/ - */ - - function FogExp2 ( color, density ) { - - this.name = ''; - - this.color = new Color( color ); - this.density = ( density !== undefined ) ? density : 0.00025; - - } - - FogExp2.prototype.isFogExp2 = true; - - FogExp2.prototype.clone = function () { - - return new FogExp2( this.color.getHex(), this.density ); - - }; - - FogExp2.prototype.toJSON = function ( meta ) { - - return { - type: 'FogExp2', - color: this.color.getHex(), - density: this.density - }; - - }; - - /** - * @author mrdoob / http://mrdoob.com/ - * @author alteredq / http://alteredqualia.com/ - */ - - function Fog ( color, near, far ) { - - this.name = ''; - - this.color = new Color( color ); - - this.near = ( near !== undefined ) ? near : 1; - this.far = ( far !== undefined ) ? far : 1000; - - } - - Fog.prototype.isFog = true; - - Fog.prototype.clone = function () { - - return new Fog( this.color.getHex(), this.near, this.far ); - - }; - - Fog.prototype.toJSON = function ( meta ) { - - return { - type: 'Fog', - color: this.color.getHex(), - near: this.near, - far: this.far - }; - - }; - - /** - * @author mrdoob / http://mrdoob.com/ - */ - - function Scene () { - - Object3D.call( this ); - - this.type = 'Scene'; - - this.background = null; - this.fog = null; - this.overrideMaterial = null; - - this.autoUpdate = true; // checked by the renderer - - } - - Scene.prototype = Object.create( Object3D.prototype ); - - Scene.prototype.constructor = Scene; - - Scene.prototype.copy = function ( source, recursive ) { - - Object3D.prototype.copy.call( this, source, recursive ); - - if ( source.background !== null ) this.background = source.background.clone(); - if ( source.fog !== null ) this.fog = source.fog.clone(); - if ( source.overrideMaterial !== null ) this.overrideMaterial = source.overrideMaterial.clone(); - - this.autoUpdate = source.autoUpdate; - this.matrixAutoUpdate = source.matrixAutoUpdate; - - return this; - - }; - - Scene.prototype.toJSON = function ( meta ) { - - var data = Object3D.prototype.toJSON.call( this, meta ); - - if ( this.background !== null ) data.object.background = this.background.toJSON( meta ); - if ( this.fog !== null ) data.object.fog = this.fog.toJSON(); - - return data; - - }; - - /** - * @author mikael emtinger / http://gomo.se/ - * @author alteredq / http://alteredqualia.com/ - */ - - function LensFlare( texture, size, distance, blending, color ) { - - Object3D.call( this ); - - this.lensFlares = []; - - this.positionScreen = new Vector3(); - this.customUpdateCallback = undefined; - - if ( texture !== undefined ) { - - this.add( texture, size, distance, blending, color ); - - } - - } - - LensFlare.prototype = Object.assign( Object.create( Object3D.prototype ), { - - constructor: LensFlare, - - isLensFlare: true, - - copy: function ( source ) { - - Object3D.prototype.copy.call( this, source ); - - this.positionScreen.copy( source.positionScreen ); - this.customUpdateCallback = source.customUpdateCallback; - - for ( var i = 0, l = source.lensFlares.length; i < l; i ++ ) { - - this.lensFlares.push( source.lensFlares[ i ] ); - - } - - return this; - - }, - - add: function ( texture, size, distance, blending, color, opacity ) { - - if ( size === undefined ) size = - 1; - if ( distance === undefined ) distance = 0; - if ( opacity === undefined ) opacity = 1; - if ( color === undefined ) color = new Color( 0xffffff ); - if ( blending === undefined ) blending = NormalBlending; - - distance = Math.min( distance, Math.max( 0, distance ) ); - - this.lensFlares.push( { - texture: texture, // THREE.Texture - size: size, // size in pixels (-1 = use texture.width) - distance: distance, // distance (0-1) from light source (0=at light source) - x: 0, y: 0, z: 0, // screen position (-1 => 1) z = 0 is in front z = 1 is back - scale: 1, // scale - rotation: 0, // rotation - opacity: opacity, // opacity - color: color, // color - blending: blending // blending - } ); - - }, - - /* - * Update lens flares update positions on all flares based on the screen position - * Set myLensFlare.customUpdateCallback to alter the flares in your project specific way. - */ - - updateLensFlares: function () { - - var f, fl = this.lensFlares.length; - var flare; - var vecX = - this.positionScreen.x * 2; - var vecY = - this.positionScreen.y * 2; - - for ( f = 0; f < fl; f ++ ) { - - flare = this.lensFlares[ f ]; - - flare.x = this.positionScreen.x + vecX * flare.distance; - flare.y = this.positionScreen.y + vecY * flare.distance; - - flare.wantedRotation = flare.x * Math.PI * 0.25; - flare.rotation += ( flare.wantedRotation - flare.rotation ) * 0.25; - - } - - } - - } ); - - /** - * @author alteredq / http://alteredqualia.com/ - * - * parameters = { - * color: , - * opacity: , - * map: new THREE.Texture( ), - * - * uvOffset: new THREE.Vector2(), - * uvScale: new THREE.Vector2() - * } - */ - - function SpriteMaterial( parameters ) { - - Material.call( this ); - - this.type = 'SpriteMaterial'; - - this.color = new Color( 0xffffff ); - this.map = null; - - this.rotation = 0; - - this.fog = false; - this.lights = false; - - this.setValues( parameters ); - - } - - SpriteMaterial.prototype = Object.create( Material.prototype ); - SpriteMaterial.prototype.constructor = SpriteMaterial; - - SpriteMaterial.prototype.copy = function ( source ) { - - Material.prototype.copy.call( this, source ); - - this.color.copy( source.color ); - this.map = source.map; - - this.rotation = source.rotation; - - return this; - - }; - - /** - * @author mikael emtinger / http://gomo.se/ - * @author alteredq / http://alteredqualia.com/ - */ - - function Sprite( material ) { - - Object3D.call( this ); - - this.type = 'Sprite'; - - this.material = ( material !== undefined ) ? material : new SpriteMaterial(); - - } - - Sprite.prototype = Object.assign( Object.create( Object3D.prototype ), { - - constructor: Sprite, - - isSprite: true, - - raycast: ( function () { - - var matrixPosition = new Vector3(); - - return function raycast( raycaster, intersects ) { - - matrixPosition.setFromMatrixPosition( this.matrixWorld ); - - var distanceSq = raycaster.ray.distanceSqToPoint( matrixPosition ); - var guessSizeSq = this.scale.x * this.scale.y / 4; - - if ( distanceSq > guessSizeSq ) { - - return; - - } - - intersects.push( { - - distance: Math.sqrt( distanceSq ), - point: this.position, - face: null, - object: this - - } ); - - }; - - }() ), - - clone: function () { - - return new this.constructor( this.material ).copy( this ); - - } - - } ); - - /** - * @author mikael emtinger / http://gomo.se/ - * @author alteredq / http://alteredqualia.com/ - * @author mrdoob / http://mrdoob.com/ - */ - - function LOD() { - - Object3D.call( this ); - - this.type = 'LOD'; - - Object.defineProperties( this, { - levels: { - enumerable: true, - value: [] - } - } ); - - } - - - LOD.prototype = Object.assign( Object.create( Object3D.prototype ), { - - constructor: LOD, - - copy: function ( source ) { - - Object3D.prototype.copy.call( this, source, false ); - - var levels = source.levels; - - for ( var i = 0, l = levels.length; i < l; i ++ ) { - - var level = levels[ i ]; - - this.addLevel( level.object.clone(), level.distance ); - - } - - return this; - - }, - - addLevel: function ( object, distance ) { - - if ( distance === undefined ) distance = 0; - - distance = Math.abs( distance ); - - var levels = this.levels; - - for ( var l = 0; l < levels.length; l ++ ) { - - if ( distance < levels[ l ].distance ) { - - break; - - } - - } - - levels.splice( l, 0, { distance: distance, object: object } ); - - this.add( object ); - - }, - - getObjectForDistance: function ( distance ) { - - var levels = this.levels; - - for ( var i = 1, l = levels.length; i < l; i ++ ) { - - if ( distance < levels[ i ].distance ) { - - break; - - } - - } - - return levels[ i - 1 ].object; - - }, - - raycast: ( function () { - - var matrixPosition = new Vector3(); - - return function raycast( raycaster, intersects ) { - - matrixPosition.setFromMatrixPosition( this.matrixWorld ); - - var distance = raycaster.ray.origin.distanceTo( matrixPosition ); - - this.getObjectForDistance( distance ).raycast( raycaster, intersects ); - - }; - - }() ), - - update: function () { - - var v1 = new Vector3(); - var v2 = new Vector3(); - - return function update( camera ) { - - var levels = this.levels; - - if ( levels.length > 1 ) { - - v1.setFromMatrixPosition( camera.matrixWorld ); - v2.setFromMatrixPosition( this.matrixWorld ); - - var distance = v1.distanceTo( v2 ); - - levels[ 0 ].object.visible = true; - - for ( var i = 1, l = levels.length; i < l; i ++ ) { - - if ( distance >= levels[ i ].distance ) { - - levels[ i - 1 ].object.visible = false; - levels[ i ].object.visible = true; - - } else { - - break; - - } - - } - - for ( ; i < l; i ++ ) { - - levels[ i ].object.visible = false; - - } - - } - - }; - - }(), - - toJSON: function ( meta ) { - - var data = Object3D.prototype.toJSON.call( this, meta ); - - data.object.levels = []; - - var levels = this.levels; - - for ( var i = 0, l = levels.length; i < l; i ++ ) { - - var level = levels[ i ]; - - data.object.levels.push( { - object: level.object.uuid, - distance: level.distance - } ); - - } - - return data; - - } - - } ); - - /** - * @author mikael emtinger / http://gomo.se/ - * @author alteredq / http://alteredqualia.com/ - * @author michael guerrero / http://realitymeltdown.com - * @author ikerr / http://verold.com - */ - - function Skeleton( bones, boneInverses, useVertexTexture ) { - - this.useVertexTexture = useVertexTexture !== undefined ? useVertexTexture : true; - - this.identityMatrix = new Matrix4(); - - // copy the bone array - - bones = bones || []; - - this.bones = bones.slice( 0 ); - - // create a bone texture or an array of floats - - if ( this.useVertexTexture ) { - - // layout (1 matrix = 4 pixels) - // RGBA RGBA RGBA RGBA (=> column1, column2, column3, column4) - // with 8x8 pixel texture max 16 bones * 4 pixels = (8 * 8) - // 16x16 pixel texture max 64 bones * 4 pixels = (16 * 16) - // 32x32 pixel texture max 256 bones * 4 pixels = (32 * 32) - // 64x64 pixel texture max 1024 bones * 4 pixels = (64 * 64) - - - var size = Math.sqrt( this.bones.length * 4 ); // 4 pixels needed for 1 matrix - size = _Math.nextPowerOfTwo( Math.ceil( size ) ); - size = Math.max( size, 4 ); - - this.boneTextureWidth = size; - this.boneTextureHeight = size; - - this.boneMatrices = new Float32Array( this.boneTextureWidth * this.boneTextureHeight * 4 ); // 4 floats per RGBA pixel - this.boneTexture = new DataTexture( this.boneMatrices, this.boneTextureWidth, this.boneTextureHeight, RGBAFormat, FloatType ); - - } else { - - this.boneMatrices = new Float32Array( 16 * this.bones.length ); - - } - - // use the supplied bone inverses or calculate the inverses - - if ( boneInverses === undefined ) { - - this.calculateInverses(); - - } else { - - if ( this.bones.length === boneInverses.length ) { - - this.boneInverses = boneInverses.slice( 0 ); - - } else { - - console.warn( 'THREE.Skeleton bonInverses is the wrong length.' ); - - this.boneInverses = []; - - for ( var b = 0, bl = this.bones.length; b < bl; b ++ ) { - - this.boneInverses.push( new Matrix4() ); - - } - - } - - } - - } - - Object.assign( Skeleton.prototype, { - - calculateInverses: function () { - - this.boneInverses = []; - - for ( var b = 0, bl = this.bones.length; b < bl; b ++ ) { - - var inverse = new Matrix4(); - - if ( this.bones[ b ] ) { - - inverse.getInverse( this.bones[ b ].matrixWorld ); - - } - - this.boneInverses.push( inverse ); - - } - - }, - - pose: function () { - - var bone; - - // recover the bind-time world matrices - - for ( var b = 0, bl = this.bones.length; b < bl; b ++ ) { - - bone = this.bones[ b ]; - - if ( bone ) { - - bone.matrixWorld.getInverse( this.boneInverses[ b ] ); - - } - - } - - // compute the local matrices, positions, rotations and scales - - for ( var b = 0, bl = this.bones.length; b < bl; b ++ ) { - - bone = this.bones[ b ]; - - if ( bone ) { - - if ( bone.parent && bone.parent.isBone ) { - - bone.matrix.getInverse( bone.parent.matrixWorld ); - bone.matrix.multiply( bone.matrixWorld ); - - } else { - - bone.matrix.copy( bone.matrixWorld ); - - } - - bone.matrix.decompose( bone.position, bone.quaternion, bone.scale ); - - } - - } - - }, - - update: ( function () { - - var offsetMatrix = new Matrix4(); - - return function update() { - - // flatten bone matrices to array - - for ( var b = 0, bl = this.bones.length; b < bl; b ++ ) { - - // compute the offset between the current and the original transform - - var matrix = this.bones[ b ] ? this.bones[ b ].matrixWorld : this.identityMatrix; - - offsetMatrix.multiplyMatrices( matrix, this.boneInverses[ b ] ); - offsetMatrix.toArray( this.boneMatrices, b * 16 ); - - } - - if ( this.useVertexTexture ) { - - this.boneTexture.needsUpdate = true; - - } - - }; - - } )(), - - clone: function () { - - return new Skeleton( this.bones, this.boneInverses, this.useVertexTexture ); - - } - - } ); - - /** - * @author mikael emtinger / http://gomo.se/ - * @author alteredq / http://alteredqualia.com/ - * @author ikerr / http://verold.com - */ - - function Bone() { - - Object3D.call( this ); - - this.type = 'Bone'; - - } - - Bone.prototype = Object.assign( Object.create( Object3D.prototype ), { - - constructor: Bone, - - isBone: true - - } ); - - /** - * @author mikael emtinger / http://gomo.se/ - * @author alteredq / http://alteredqualia.com/ - * @author ikerr / http://verold.com - */ - - function SkinnedMesh( geometry, material, useVertexTexture ) { - - Mesh.call( this, geometry, material ); - - this.type = 'SkinnedMesh'; - - this.bindMode = "attached"; - this.bindMatrix = new Matrix4(); - this.bindMatrixInverse = new Matrix4(); - - // init bones - - // TODO: remove bone creation as there is no reason (other than - // convenience) for THREE.SkinnedMesh to do this. - - var bones = []; - - if ( this.geometry && this.geometry.bones !== undefined ) { - - var bone, gbone; - - for ( var b = 0, bl = this.geometry.bones.length; b < bl; ++ b ) { - - gbone = this.geometry.bones[ b ]; - - bone = new Bone(); - bones.push( bone ); - - bone.name = gbone.name; - bone.position.fromArray( gbone.pos ); - bone.quaternion.fromArray( gbone.rotq ); - if ( gbone.scl !== undefined ) bone.scale.fromArray( gbone.scl ); - - } - - for ( var b = 0, bl = this.geometry.bones.length; b < bl; ++ b ) { - - gbone = this.geometry.bones[ b ]; - - if ( gbone.parent !== - 1 && gbone.parent !== null && - bones[ gbone.parent ] !== undefined ) { - - bones[ gbone.parent ].add( bones[ b ] ); - - } else { - - this.add( bones[ b ] ); - - } - - } - - } - - this.normalizeSkinWeights(); - - this.updateMatrixWorld( true ); - this.bind( new Skeleton( bones, undefined, useVertexTexture ), this.matrixWorld ); - - } - - - SkinnedMesh.prototype = Object.assign( Object.create( Mesh.prototype ), { - - constructor: SkinnedMesh, - - isSkinnedMesh: true, - - bind: function( skeleton, bindMatrix ) { - - this.skeleton = skeleton; - - if ( bindMatrix === undefined ) { - - this.updateMatrixWorld( true ); - - this.skeleton.calculateInverses(); - - bindMatrix = this.matrixWorld; - - } - - this.bindMatrix.copy( bindMatrix ); - this.bindMatrixInverse.getInverse( bindMatrix ); - - }, - - pose: function () { - - this.skeleton.pose(); - - }, - - normalizeSkinWeights: function () { - - if ( this.geometry && this.geometry.isGeometry ) { - - for ( var i = 0; i < this.geometry.skinWeights.length; i ++ ) { - - var sw = this.geometry.skinWeights[ i ]; - - var scale = 1.0 / sw.lengthManhattan(); - - if ( scale !== Infinity ) { - - sw.multiplyScalar( scale ); - - } else { - - sw.set( 1, 0, 0, 0 ); // do something reasonable - - } - - } - - } else if ( this.geometry && this.geometry.isBufferGeometry ) { - - var vec = new Vector4(); - - var skinWeight = this.geometry.attributes.skinWeight; - - for ( var i = 0; i < skinWeight.count; i ++ ) { - - vec.x = skinWeight.getX( i ); - vec.y = skinWeight.getY( i ); - vec.z = skinWeight.getZ( i ); - vec.w = skinWeight.getW( i ); - - var scale = 1.0 / vec.lengthManhattan(); - - if ( scale !== Infinity ) { - - vec.multiplyScalar( scale ); - - } else { - - vec.set( 1, 0, 0, 0 ); // do something reasonable - - } - - skinWeight.setXYZW( i, vec.x, vec.y, vec.z, vec.w ); - - } - - } - - }, - - updateMatrixWorld: function( force ) { - - Mesh.prototype.updateMatrixWorld.call( this, true ); - - if ( this.bindMode === "attached" ) { - - this.bindMatrixInverse.getInverse( this.matrixWorld ); - - } else if ( this.bindMode === "detached" ) { - - this.bindMatrixInverse.getInverse( this.bindMatrix ); - - } else { - - console.warn( 'THREE.SkinnedMesh unrecognized bindMode: ' + this.bindMode ); - - } - - }, - - clone: function() { - - return new this.constructor( this.geometry, this.material, this.skeleton.useVertexTexture ).copy( this ); - - } - - } ); - - /** - * @author mrdoob / http://mrdoob.com/ - * @author alteredq / http://alteredqualia.com/ - * - * parameters = { - * color: , - * opacity: , - * - * linewidth: , - * linecap: "round", - * linejoin: "round" - * } - */ - - function LineBasicMaterial( parameters ) { - - Material.call( this ); - - this.type = 'LineBasicMaterial'; - - this.color = new Color( 0xffffff ); - - this.linewidth = 1; - this.linecap = 'round'; - this.linejoin = 'round'; - - this.lights = false; - - this.setValues( parameters ); - - } - - LineBasicMaterial.prototype = Object.create( Material.prototype ); - LineBasicMaterial.prototype.constructor = LineBasicMaterial; - - LineBasicMaterial.prototype.isLineBasicMaterial = true; - - LineBasicMaterial.prototype.copy = function ( source ) { - - Material.prototype.copy.call( this, source ); - - this.color.copy( source.color ); - - this.linewidth = source.linewidth; - this.linecap = source.linecap; - this.linejoin = source.linejoin; - - return this; - - }; - - /** - * @author mrdoob / http://mrdoob.com/ - */ - - function Line( geometry, material, mode ) { - - if ( mode === 1 ) { - - console.warn( 'THREE.Line: parameter THREE.LinePieces no longer supported. Created THREE.LineSegments instead.' ); - return new LineSegments( geometry, material ); - - } - - Object3D.call( this ); - - this.type = 'Line'; - - this.geometry = geometry !== undefined ? geometry : new BufferGeometry(); - this.material = material !== undefined ? material : new LineBasicMaterial( { color: Math.random() * 0xffffff } ); - - } - - Line.prototype = Object.assign( Object.create( Object3D.prototype ), { - - constructor: Line, - - isLine: true, - - raycast: ( function () { - - var inverseMatrix = new Matrix4(); - var ray = new Ray(); - var sphere = new Sphere(); - - return function raycast( raycaster, intersects ) { - - var precision = raycaster.linePrecision; - var precisionSq = precision * precision; - - var geometry = this.geometry; - var matrixWorld = this.matrixWorld; - - // Checking boundingSphere distance to ray - - if ( geometry.boundingSphere === null ) geometry.computeBoundingSphere(); - - sphere.copy( geometry.boundingSphere ); - sphere.applyMatrix4( matrixWorld ); - - if ( raycaster.ray.intersectsSphere( sphere ) === false ) return; - - // - - inverseMatrix.getInverse( matrixWorld ); - ray.copy( raycaster.ray ).applyMatrix4( inverseMatrix ); - - var vStart = new Vector3(); - var vEnd = new Vector3(); - var interSegment = new Vector3(); - var interRay = new Vector3(); - var step = (this && this.isLineSegments) ? 2 : 1; - - if ( geometry.isBufferGeometry ) { - - var index = geometry.index; - var attributes = geometry.attributes; - var positions = attributes.position.array; - - if ( index !== null ) { - - var indices = index.array; - - for ( var i = 0, l = indices.length - 1; i < l; i += step ) { - - var a = indices[ i ]; - var b = indices[ i + 1 ]; - - vStart.fromArray( positions, a * 3 ); - vEnd.fromArray( positions, b * 3 ); - - var distSq = ray.distanceSqToSegment( vStart, vEnd, interRay, interSegment ); - - if ( distSq > precisionSq ) continue; - - interRay.applyMatrix4( this.matrixWorld ); //Move back to world space for distance calculation - - var distance = raycaster.ray.origin.distanceTo( interRay ); - - if ( distance < raycaster.near || distance > raycaster.far ) continue; - - intersects.push( { - - distance: distance, - // What do we want? intersection point on the ray or on the segment?? - // point: raycaster.ray.at( distance ), - point: interSegment.clone().applyMatrix4( this.matrixWorld ), - index: i, - face: null, - faceIndex: null, - object: this - - } ); - - } - - } else { - - for ( var i = 0, l = positions.length / 3 - 1; i < l; i += step ) { - - vStart.fromArray( positions, 3 * i ); - vEnd.fromArray( positions, 3 * i + 3 ); - - var distSq = ray.distanceSqToSegment( vStart, vEnd, interRay, interSegment ); - - if ( distSq > precisionSq ) continue; - - interRay.applyMatrix4( this.matrixWorld ); //Move back to world space for distance calculation - - var distance = raycaster.ray.origin.distanceTo( interRay ); - - if ( distance < raycaster.near || distance > raycaster.far ) continue; - - intersects.push( { - - distance: distance, - // What do we want? intersection point on the ray or on the segment?? - // point: raycaster.ray.at( distance ), - point: interSegment.clone().applyMatrix4( this.matrixWorld ), - index: i, - face: null, - faceIndex: null, - object: this - - } ); - - } - - } - - } else if ( geometry.isGeometry ) { - - var vertices = geometry.vertices; - var nbVertices = vertices.length; - - for ( var i = 0; i < nbVertices - 1; i += step ) { - - var distSq = ray.distanceSqToSegment( vertices[ i ], vertices[ i + 1 ], interRay, interSegment ); - - if ( distSq > precisionSq ) continue; - - interRay.applyMatrix4( this.matrixWorld ); //Move back to world space for distance calculation - - var distance = raycaster.ray.origin.distanceTo( interRay ); - - if ( distance < raycaster.near || distance > raycaster.far ) continue; - - intersects.push( { - - distance: distance, - // What do we want? intersection point on the ray or on the segment?? - // point: raycaster.ray.at( distance ), - point: interSegment.clone().applyMatrix4( this.matrixWorld ), - index: i, - face: null, - faceIndex: null, - object: this - - } ); - - } - - } - - }; - - }() ), - - clone: function () { - - return new this.constructor( this.geometry, this.material ).copy( this ); - - } - - } ); - - /** - * @author mrdoob / http://mrdoob.com/ - */ - - function LineSegments( geometry, material ) { - - Line.call( this, geometry, material ); - - this.type = 'LineSegments'; - - } - - LineSegments.prototype = Object.assign( Object.create( Line.prototype ), { - - constructor: LineSegments, - - isLineSegments: true - - } ); - - /** - * @author mrdoob / http://mrdoob.com/ - * @author alteredq / http://alteredqualia.com/ - * - * parameters = { - * color: , - * opacity: , - * map: new THREE.Texture( ), - * - * size: , - * sizeAttenuation: - * } - */ - - function PointsMaterial( parameters ) { - - Material.call( this ); - - this.type = 'PointsMaterial'; - - this.color = new Color( 0xffffff ); - - this.map = null; - - this.size = 1; - this.sizeAttenuation = true; - - this.lights = false; - - this.setValues( parameters ); - - } - - PointsMaterial.prototype = Object.create( Material.prototype ); - PointsMaterial.prototype.constructor = PointsMaterial; - - PointsMaterial.prototype.isPointsMaterial = true; - - PointsMaterial.prototype.copy = function ( source ) { - - Material.prototype.copy.call( this, source ); - - this.color.copy( source.color ); - - this.map = source.map; - - this.size = source.size; - this.sizeAttenuation = source.sizeAttenuation; - - return this; - - }; - - /** - * @author alteredq / http://alteredqualia.com/ - */ - - function Points( geometry, material ) { - - Object3D.call( this ); - - this.type = 'Points'; - - this.geometry = geometry !== undefined ? geometry : new BufferGeometry(); - this.material = material !== undefined ? material : new PointsMaterial( { color: Math.random() * 0xffffff } ); - - } - - Points.prototype = Object.assign( Object.create( Object3D.prototype ), { - - constructor: Points, - - isPoints: true, - - raycast: ( function () { - - var inverseMatrix = new Matrix4(); - var ray = new Ray(); - var sphere = new Sphere(); - - return function raycast( raycaster, intersects ) { - - var object = this; - var geometry = this.geometry; - var matrixWorld = this.matrixWorld; - var threshold = raycaster.params.Points.threshold; - - // Checking boundingSphere distance to ray - - if ( geometry.boundingSphere === null ) geometry.computeBoundingSphere(); - - sphere.copy( geometry.boundingSphere ); - sphere.applyMatrix4( matrixWorld ); - - if ( raycaster.ray.intersectsSphere( sphere ) === false ) return; - - // - - inverseMatrix.getInverse( matrixWorld ); - ray.copy( raycaster.ray ).applyMatrix4( inverseMatrix ); - - var localThreshold = threshold / ( ( this.scale.x + this.scale.y + this.scale.z ) / 3 ); - var localThresholdSq = localThreshold * localThreshold; - var position = new Vector3(); - - function testPoint( point, index ) { - - var rayPointDistanceSq = ray.distanceSqToPoint( point ); - - if ( rayPointDistanceSq < localThresholdSq ) { - - var intersectPoint = ray.closestPointToPoint( point ); - intersectPoint.applyMatrix4( matrixWorld ); - - var distance = raycaster.ray.origin.distanceTo( intersectPoint ); - - if ( distance < raycaster.near || distance > raycaster.far ) return; - - intersects.push( { - - distance: distance, - distanceToRay: Math.sqrt( rayPointDistanceSq ), - point: intersectPoint.clone(), - index: index, - face: null, - object: object - - } ); - - } - - } - - if ( geometry.isBufferGeometry ) { - - var index = geometry.index; - var attributes = geometry.attributes; - var positions = attributes.position.array; - - if ( index !== null ) { - - var indices = index.array; - - for ( var i = 0, il = indices.length; i < il; i ++ ) { - - var a = indices[ i ]; - - position.fromArray( positions, a * 3 ); - - testPoint( position, a ); - - } - - } else { - - for ( var i = 0, l = positions.length / 3; i < l; i ++ ) { - - position.fromArray( positions, i * 3 ); - - testPoint( position, i ); - - } - - } - - } else { - - var vertices = geometry.vertices; - - for ( var i = 0, l = vertices.length; i < l; i ++ ) { - - testPoint( vertices[ i ], i ); - - } - - } - - }; - - }() ), - - clone: function () { - - return new this.constructor( this.geometry, this.material ).copy( this ); - - } - - } ); - - /** - * @author mrdoob / http://mrdoob.com/ - */ - - function Group() { - - Object3D.call( this ); - - this.type = 'Group'; - - } - - Group.prototype = Object.assign( Object.create( Object3D.prototype ), { - - constructor: Group - - } ); - - /** - * @author mrdoob / http://mrdoob.com/ - */ - - function VideoTexture( video, mapping, wrapS, wrapT, magFilter, minFilter, format, type, anisotropy ) { - - Texture.call( this, video, mapping, wrapS, wrapT, magFilter, minFilter, format, type, anisotropy ); - - this.generateMipmaps = false; - - var scope = this; - - function update() { - - requestAnimationFrame( update ); - - if ( video.readyState >= video.HAVE_CURRENT_DATA ) { - - scope.needsUpdate = true; - - } - - } - - update(); - - } - - VideoTexture.prototype = Object.create( Texture.prototype ); - VideoTexture.prototype.constructor = VideoTexture; - - /** - * @author alteredq / http://alteredqualia.com/ - */ - - function CompressedTexture( mipmaps, width, height, format, type, mapping, wrapS, wrapT, magFilter, minFilter, anisotropy, encoding ) { - - Texture.call( this, null, mapping, wrapS, wrapT, magFilter, minFilter, format, type, anisotropy, encoding ); - - this.image = { width: width, height: height }; - this.mipmaps = mipmaps; - - // no flipping for cube textures - // (also flipping doesn't work for compressed textures ) - - this.flipY = false; - - // can't generate mipmaps for compressed textures - // mips must be embedded in DDS files - - this.generateMipmaps = false; - - } - - CompressedTexture.prototype = Object.create( Texture.prototype ); - CompressedTexture.prototype.constructor = CompressedTexture; - - CompressedTexture.prototype.isCompressedTexture = true; - - /** - * @author mrdoob / http://mrdoob.com/ - */ - - function CanvasTexture( canvas, mapping, wrapS, wrapT, magFilter, minFilter, format, type, anisotropy ) { - - Texture.call( this, canvas, mapping, wrapS, wrapT, magFilter, minFilter, format, type, anisotropy ); - - this.needsUpdate = true; - - } - - CanvasTexture.prototype = Object.create( Texture.prototype ); - CanvasTexture.prototype.constructor = CanvasTexture; - - /** - * @author Matt DesLauriers / @mattdesl - * @author atix / arthursilber.de - */ - - function DepthTexture( width, height, type, mapping, wrapS, wrapT, magFilter, minFilter, anisotropy, format ) { - - format = format !== undefined ? format : DepthFormat; - - if ( format !== DepthFormat && format !== DepthStencilFormat ) { - - throw new Error( 'DepthTexture format must be either THREE.DepthFormat or THREE.DepthStencilFormat' ) - - } - - if ( type === undefined && format === DepthFormat ) type = UnsignedShortType; - if ( type === undefined && format === DepthStencilFormat ) type = UnsignedInt248Type; - - Texture.call( this, null, mapping, wrapS, wrapT, magFilter, minFilter, format, type, anisotropy ); - - this.image = { width: width, height: height }; - - this.magFilter = magFilter !== undefined ? magFilter : NearestFilter; - this.minFilter = minFilter !== undefined ? minFilter : NearestFilter; - - this.flipY = false; - this.generateMipmaps = false; - - } - - DepthTexture.prototype = Object.create( Texture.prototype ); - DepthTexture.prototype.constructor = DepthTexture; - DepthTexture.prototype.isDepthTexture = true; - - /** - * @author mrdoob / http://mrdoob.com/ - * @author Mugen87 / https://github.com/Mugen87 - */ - - function WireframeGeometry( geometry ) { - - BufferGeometry.call( this ); - - this.type = 'WireframeGeometry'; - - // buffer - - var vertices = []; - - // helper variables - - var i, j, l, o, ol; - var edge = [ 0, 0 ], edges = {}, e; - var key, keys = [ 'a', 'b', 'c' ]; - var vertex; - - // different logic for Geometry and BufferGeometry - - if ( geometry && geometry.isGeometry ) { - - // create a data structure that contains all edges without duplicates - - var faces = geometry.faces; - - for ( i = 0, l = faces.length; i < l; i ++ ) { - - var face = faces[ i ]; - - for ( j = 0; j < 3; j ++ ) { - - edge[ 0 ] = face[ keys[ j ] ]; - edge[ 1 ] = face[ keys[ ( j + 1 ) % 3 ] ]; - edge.sort( sortFunction ); // sorting prevents duplicates - - key = edge.toString(); - - if ( edges[ key ] === undefined ) { - - edges[ key ] = { index1: edge[ 0 ], index2: edge[ 1 ] }; - - } - - } - - } - - // generate vertices - - for ( key in edges ) { - - e = edges[ key ]; - - vertex = geometry.vertices[ e.index1 ]; - vertices.push( vertex.x, vertex.y, vertex.z ); - - vertex = geometry.vertices[ e.index2 ]; - vertices.push( vertex.x, vertex.y, vertex.z ); - - } - - } else if ( geometry && geometry.isBufferGeometry ) { - - var position, indices, groups; - var group, start, count; - var index1, index2; - - vertex = new Vector3(); - - if ( geometry.index !== null ) { - - // indexed BufferGeometry - - position = geometry.attributes.position; - indices = geometry.index; - groups = geometry.groups; - - if ( groups.length === 0 ) { - - geometry.addGroup( 0, indices.count ); - - } - - // create a data structure that contains all eges without duplicates - - for ( o = 0, ol = groups.length; o < ol; ++ o ) { - - group = groups[ o ]; - - start = group.start; - count = group.count; - - for ( i = start, l = ( start + count ); i < l; i += 3 ) { - - for ( j = 0; j < 3; j ++ ) { - - edge[ 0 ] = indices.getX( i + j ); - edge[ 1 ] = indices.getX( i + ( j + 1 ) % 3 ); - edge.sort( sortFunction ); // sorting prevents duplicates - - key = edge.toString(); - - if ( edges[ key ] === undefined ) { - - edges[ key ] = { index1: edge[ 0 ], index2: edge[ 1 ] }; - - } - - } - - } - - } - - // generate vertices - - for ( key in edges ) { - - e = edges[ key ]; - - vertex.fromBufferAttribute( position, e.index1 ); - vertices.push( vertex.x, vertex.y, vertex.z ); - - vertex.fromBufferAttribute( position, e.index2 ); - vertices.push( vertex.x, vertex.y, vertex.z ); - - } - - } else { - - // non-indexed BufferGeometry - - position = geometry.attributes.position; - - for ( i = 0, l = ( position.count / 3 ); i < l; i ++ ) { - - for ( j = 0; j < 3; j ++ ) { - - // three edges per triangle, an edge is represented as (index1, index2) - // e.g. the first triangle has the following edges: (0,1),(1,2),(2,0) - - index1 = 3 * i + j; - vertex.fromBufferAttribute( position, index1 ); - vertices.push( vertex.x, vertex.y, vertex.z ); - - index2 = 3 * i + ( ( j + 1 ) % 3 ); - vertex.fromBufferAttribute( position, index2 ); - vertices.push( vertex.x, vertex.y, vertex.z ); - - } - - } - - } - - } - - // build geometry - - this.addAttribute( 'position', new Float32BufferAttribute( vertices, 3 ) ); - - // custom array sort function - - function sortFunction( a, b ) { - - return a - b; - - } - - } - - WireframeGeometry.prototype = Object.create( BufferGeometry.prototype ); - WireframeGeometry.prototype.constructor = WireframeGeometry; - - /** - * @author zz85 / https://github.com/zz85 - * - * Parametric Surfaces Geometry - * based on the brilliant article by @prideout http://prideout.net/blog/?p=44 - */ - - function ParametricGeometry( func, slices, stacks ) { - - Geometry.call( this ); - - this.type = 'ParametricGeometry'; - - this.parameters = { - func: func, - slices: slices, - stacks: stacks - }; - - this.fromBufferGeometry( new ParametricBufferGeometry( func, slices, stacks ) ); - this.mergeVertices(); - - } - - ParametricGeometry.prototype = Object.create( Geometry.prototype ); - ParametricGeometry.prototype.constructor = ParametricGeometry; - - /** - * @author Mugen87 / https://github.com/Mugen87 - * - * Parametric Surfaces Geometry - * based on the brilliant article by @prideout http://prideout.net/blog/?p=44 - */ - - function ParametricBufferGeometry( func, slices, stacks ) { - - BufferGeometry.call( this ); - - this.type = 'ParametricBufferGeometry'; - - this.parameters = { - func: func, - slices: slices, - stacks: stacks - }; - - // buffers - - var indices = []; - var vertices = []; - var uvs = []; - - var i, j; - - // generate vertices and uvs - - var sliceCount = slices + 1; - - for ( i = 0; i <= stacks; i ++ ) { - - var v = i / stacks; - - for ( j = 0; j <= slices; j ++ ) { - - var u = j / slices; - - var p = func( u, v ); - vertices.push( p.x, p.y, p.z ); - - uvs.push( u, v ); - - } - - } - - // generate indices - - for ( i = 0; i < stacks; i ++ ) { - - for ( j = 0; j < slices; j ++ ) { - - var a = i * sliceCount + j; - var b = i * sliceCount + j + 1; - var c = ( i + 1 ) * sliceCount + j + 1; - var d = ( i + 1 ) * sliceCount + j; - - // faces one and two - - indices.push( a, b, d ); - indices.push( b, c, d ); - - } - - } - - // build geometry - - this.setIndex( indices ); - this.addAttribute( 'position', new Float32BufferAttribute( vertices, 3 ) ); - this.addAttribute( 'uv', new Float32BufferAttribute( uvs, 2 ) ); - - // generate normals - - this.computeVertexNormals(); - - } - - ParametricBufferGeometry.prototype = Object.create( BufferGeometry.prototype ); - ParametricBufferGeometry.prototype.constructor = ParametricBufferGeometry; - - /** - * @author clockworkgeek / https://github.com/clockworkgeek - * @author timothypratley / https://github.com/timothypratley - * @author WestLangley / http://github.com/WestLangley - */ - - function PolyhedronGeometry( vertices, indices, radius, detail ) { - - Geometry.call( this ); - - this.type = 'PolyhedronGeometry'; - - this.parameters = { - vertices: vertices, - indices: indices, - radius: radius, - detail: detail - }; - - this.fromBufferGeometry( new PolyhedronBufferGeometry( vertices, indices, radius, detail ) ); - this.mergeVertices(); - - } - - PolyhedronGeometry.prototype = Object.create( Geometry.prototype ); - PolyhedronGeometry.prototype.constructor = PolyhedronGeometry; - - /** - * @author Mugen87 / https://github.com/Mugen87 - */ - - function PolyhedronBufferGeometry( vertices, indices, radius, detail ) { - - BufferGeometry.call( this ); - - this.type = 'PolyhedronBufferGeometry'; - - this.parameters = { - vertices: vertices, - indices: indices, - radius: radius, - detail: detail - }; - - radius = radius || 1; - detail = detail || 0; - - // default buffer data - - var vertexBuffer = []; - var uvBuffer = []; - - // the subdivision creates the vertex buffer data - - subdivide( detail ); - - // all vertices should lie on a conceptual sphere with a given radius - - appplyRadius( radius ); - - // finally, create the uv data - - generateUVs(); - - // build non-indexed geometry - - this.addAttribute( 'position', new Float32BufferAttribute( vertexBuffer, 3 ) ); - this.addAttribute( 'normal', new Float32BufferAttribute( vertexBuffer.slice(), 3 ) ); - this.addAttribute( 'uv', new Float32BufferAttribute( uvBuffer, 2 ) ); - this.normalizeNormals(); - - // helper functions - - function subdivide( detail ) { - - var a = new Vector3(); - var b = new Vector3(); - var c = new Vector3(); - - // iterate over all faces and apply a subdivison with the given detail value - - for ( var i = 0; i < indices.length; i += 3 ) { - - // get the vertices of the face - - getVertexByIndex( indices[ i + 0 ], a ); - getVertexByIndex( indices[ i + 1 ], b ); - getVertexByIndex( indices[ i + 2 ], c ); - - // perform subdivision - - subdivideFace( a, b, c, detail ); - - } - - } - - function subdivideFace( a, b, c, detail ) { - - var cols = Math.pow( 2, detail ); - - // we use this multidimensional array as a data structure for creating the subdivision - - var v = []; - - var i, j; - - // construct all of the vertices for this subdivision - - for ( i = 0; i <= cols; i ++ ) { - - v[ i ] = []; - - var aj = a.clone().lerp( c, i / cols ); - var bj = b.clone().lerp( c, i / cols ); - - var rows = cols - i; - - for ( j = 0; j <= rows; j ++ ) { - - if ( j === 0 && i === cols ) { - - v[ i ][ j ] = aj; - - } else { - - v[ i ][ j ] = aj.clone().lerp( bj, j / rows ); - - } - - } - - } - - // construct all of the faces - - for ( i = 0; i < cols; i ++ ) { - - for ( j = 0; j < 2 * ( cols - i ) - 1; j ++ ) { - - var k = Math.floor( j / 2 ); - - if ( j % 2 === 0 ) { - - pushVertex( v[ i ][ k + 1 ] ); - pushVertex( v[ i + 1 ][ k ] ); - pushVertex( v[ i ][ k ] ); - - } else { - - pushVertex( v[ i ][ k + 1 ] ); - pushVertex( v[ i + 1 ][ k + 1 ] ); - pushVertex( v[ i + 1 ][ k ] ); - - } - - } - - } - - } - - function appplyRadius( radius ) { - - var vertex = new Vector3(); - - // iterate over the entire buffer and apply the radius to each vertex - - for ( var i = 0; i < vertexBuffer.length; i += 3 ) { - - vertex.x = vertexBuffer[ i + 0 ]; - vertex.y = vertexBuffer[ i + 1 ]; - vertex.z = vertexBuffer[ i + 2 ]; - - vertex.normalize().multiplyScalar( radius ); - - vertexBuffer[ i + 0 ] = vertex.x; - vertexBuffer[ i + 1 ] = vertex.y; - vertexBuffer[ i + 2 ] = vertex.z; - - } - - } - - function generateUVs() { - - var vertex = new Vector3(); - - for ( var i = 0; i < vertexBuffer.length; i += 3 ) { - - vertex.x = vertexBuffer[ i + 0 ]; - vertex.y = vertexBuffer[ i + 1 ]; - vertex.z = vertexBuffer[ i + 2 ]; - - var u = azimuth( vertex ) / 2 / Math.PI + 0.5; - var v = inclination( vertex ) / Math.PI + 0.5; - uvBuffer.push( u, 1 - v ); - - } - - correctUVs(); - - correctSeam(); - - } - - function correctSeam() { - - // handle case when face straddles the seam, see #3269 - - for ( var i = 0; i < uvBuffer.length; i += 6 ) { - - // uv data of a single face - - var x0 = uvBuffer[ i + 0 ]; - var x1 = uvBuffer[ i + 2 ]; - var x2 = uvBuffer[ i + 4 ]; - - var max = Math.max( x0, x1, x2 ); - var min = Math.min( x0, x1, x2 ); - - // 0.9 is somewhat arbitrary - - if ( max > 0.9 && min < 0.1 ) { - - if ( x0 < 0.2 ) uvBuffer[ i + 0 ] += 1; - if ( x1 < 0.2 ) uvBuffer[ i + 2 ] += 1; - if ( x2 < 0.2 ) uvBuffer[ i + 4 ] += 1; - - } - - } - - } - - function pushVertex( vertex ) { - - vertexBuffer.push( vertex.x, vertex.y, vertex.z ); - - } - - function getVertexByIndex( index, vertex ) { - - var stride = index * 3; - - vertex.x = vertices[ stride + 0 ]; - vertex.y = vertices[ stride + 1 ]; - vertex.z = vertices[ stride + 2 ]; - - } - - function correctUVs() { - - var a = new Vector3(); - var b = new Vector3(); - var c = new Vector3(); - - var centroid = new Vector3(); - - var uvA = new Vector2(); - var uvB = new Vector2(); - var uvC = new Vector2(); - - for ( var i = 0, j = 0; i < vertexBuffer.length; i += 9, j += 6 ) { - - a.set( vertexBuffer[ i + 0 ], vertexBuffer[ i + 1 ], vertexBuffer[ i + 2 ] ); - b.set( vertexBuffer[ i + 3 ], vertexBuffer[ i + 4 ], vertexBuffer[ i + 5 ] ); - c.set( vertexBuffer[ i + 6 ], vertexBuffer[ i + 7 ], vertexBuffer[ i + 8 ] ); - - uvA.set( uvBuffer[ j + 0 ], uvBuffer[ j + 1 ] ); - uvB.set( uvBuffer[ j + 2 ], uvBuffer[ j + 3 ] ); - uvC.set( uvBuffer[ j + 4 ], uvBuffer[ j + 5 ] ); - - centroid.copy( a ).add( b ).add( c ).divideScalar( 3 ); - - var azi = azimuth( centroid ); - - correctUV( uvA, j + 0, a, azi ); - correctUV( uvB, j + 2, b, azi ); - correctUV( uvC, j + 4, c, azi ); - - } - - } - - function correctUV( uv, stride, vector, azimuth ) { - - if ( ( azimuth < 0 ) && ( uv.x === 1 ) ) { - - uvBuffer[ stride ] = uv.x - 1; - - } - - if ( ( vector.x === 0 ) && ( vector.z === 0 ) ) { - - uvBuffer[ stride ] = azimuth / 2 / Math.PI + 0.5; - - } - - } - - // Angle around the Y axis, counter-clockwise when looking from above. - - function azimuth( vector ) { - - return Math.atan2( vector.z, - vector.x ); - - } - - - // Angle above the XZ plane. - - function inclination( vector ) { - - return Math.atan2( - vector.y, Math.sqrt( ( vector.x * vector.x ) + ( vector.z * vector.z ) ) ); - - } - - } - - PolyhedronBufferGeometry.prototype = Object.create( BufferGeometry.prototype ); - PolyhedronBufferGeometry.prototype.constructor = PolyhedronBufferGeometry; - - /** - * @author timothypratley / https://github.com/timothypratley - */ - - function TetrahedronGeometry( radius, detail ) { - - Geometry.call( this ); - - this.type = 'TetrahedronGeometry'; - - this.parameters = { - radius: radius, - detail: detail - }; - - this.fromBufferGeometry( new TetrahedronBufferGeometry( radius, detail ) ); - this.mergeVertices(); - - } - - TetrahedronGeometry.prototype = Object.create( Geometry.prototype ); - TetrahedronGeometry.prototype.constructor = TetrahedronGeometry; - - /** - * @author Mugen87 / https://github.com/Mugen87 - */ - - function TetrahedronBufferGeometry( radius, detail ) { - - var vertices = [ - 1, 1, 1, - 1, - 1, 1, - 1, 1, - 1, 1, - 1, - 1 - ]; - - var indices = [ - 2, 1, 0, 0, 3, 2, 1, 3, 0, 2, 3, 1 - ]; - - PolyhedronBufferGeometry.call( this, vertices, indices, radius, detail ); - - this.type = 'TetrahedronBufferGeometry'; - - this.parameters = { - radius: radius, - detail: detail - }; - - } - - TetrahedronBufferGeometry.prototype = Object.create( PolyhedronBufferGeometry.prototype ); - TetrahedronBufferGeometry.prototype.constructor = TetrahedronBufferGeometry; - - /** - * @author timothypratley / https://github.com/timothypratley - */ - - function OctahedronGeometry( radius, detail ) { - - Geometry.call( this ); - - this.type = 'OctahedronGeometry'; - - this.parameters = { - radius: radius, - detail: detail - }; - - this.fromBufferGeometry( new OctahedronBufferGeometry( radius, detail ) ); - this.mergeVertices(); - - } - - OctahedronGeometry.prototype = Object.create( Geometry.prototype ); - OctahedronGeometry.prototype.constructor = OctahedronGeometry; - - /** - * @author Mugen87 / https://github.com/Mugen87 - */ - - function OctahedronBufferGeometry( radius, detail ) { - - var vertices = [ - 1, 0, 0, - 1, 0, 0, 0, 1, 0, 0, - 1, 0, 0, 0, 1, 0, 0, - 1 - ]; - - var indices = [ - 0, 2, 4, 0, 4, 3, 0, 3, 5, 0, 5, 2, 1, 2, 5, 1, 5, 3, 1, 3, 4, 1, 4, 2 - ]; - - PolyhedronBufferGeometry.call( this, vertices, indices, radius, detail ); - - this.type = 'OctahedronBufferGeometry'; - - this.parameters = { - radius: radius, - detail: detail - }; - - } - - OctahedronBufferGeometry.prototype = Object.create( PolyhedronBufferGeometry.prototype ); - OctahedronBufferGeometry.prototype.constructor = OctahedronBufferGeometry; - - /** - * @author timothypratley / https://github.com/timothypratley - */ - - function IcosahedronGeometry( radius, detail ) { - - Geometry.call( this ); - - this.type = 'IcosahedronGeometry'; - - this.parameters = { - radius: radius, - detail: detail - }; - - this.fromBufferGeometry( new IcosahedronBufferGeometry( radius, detail ) ); - this.mergeVertices(); - - } - - IcosahedronGeometry.prototype = Object.create( Geometry.prototype ); - IcosahedronGeometry.prototype.constructor = IcosahedronGeometry; - - /** - * @author Mugen87 / https://github.com/Mugen87 - */ - - function IcosahedronBufferGeometry( radius, detail ) { - - var t = ( 1 + Math.sqrt( 5 ) ) / 2; - - var vertices = [ - - 1, t, 0, 1, t, 0, - 1, - t, 0, 1, - t, 0, - 0, - 1, t, 0, 1, t, 0, - 1, - t, 0, 1, - t, - t, 0, - 1, t, 0, 1, - t, 0, - 1, - t, 0, 1 - ]; - - var indices = [ - 0, 11, 5, 0, 5, 1, 0, 1, 7, 0, 7, 10, 0, 10, 11, - 1, 5, 9, 5, 11, 4, 11, 10, 2, 10, 7, 6, 7, 1, 8, - 3, 9, 4, 3, 4, 2, 3, 2, 6, 3, 6, 8, 3, 8, 9, - 4, 9, 5, 2, 4, 11, 6, 2, 10, 8, 6, 7, 9, 8, 1 - ]; - - PolyhedronBufferGeometry.call( this, vertices, indices, radius, detail ); - - this.type = 'IcosahedronBufferGeometry'; - - this.parameters = { - radius: radius, - detail: detail - }; - - } - - IcosahedronBufferGeometry.prototype = Object.create( PolyhedronBufferGeometry.prototype ); - IcosahedronBufferGeometry.prototype.constructor = IcosahedronBufferGeometry; - - /** - * @author Abe Pazos / https://hamoid.com - */ - - function DodecahedronGeometry( radius, detail ) { - - Geometry.call( this ); - - this.type = 'DodecahedronGeometry'; - - this.parameters = { - radius: radius, - detail: detail - }; - - this.fromBufferGeometry( new DodecahedronBufferGeometry( radius, detail ) ); - this.mergeVertices(); - - } - - DodecahedronGeometry.prototype = Object.create( Geometry.prototype ); - DodecahedronGeometry.prototype.constructor = DodecahedronGeometry; - - /** - * @author Mugen87 / https://github.com/Mugen87 - */ - - function DodecahedronBufferGeometry( radius, detail ) { - - var t = ( 1 + Math.sqrt( 5 ) ) / 2; - var r = 1 / t; - - var vertices = [ - - // (±1, ±1, ±1) - - 1, - 1, - 1, - 1, - 1, 1, - - 1, 1, - 1, - 1, 1, 1, - 1, - 1, - 1, 1, - 1, 1, - 1, 1, - 1, 1, 1, 1, - - // (0, ±1/φ, ±φ) - 0, - r, - t, 0, - r, t, - 0, r, - t, 0, r, t, - - // (±1/φ, ±φ, 0) - - r, - t, 0, - r, t, 0, - r, - t, 0, r, t, 0, - - // (±φ, 0, ±1/φ) - - t, 0, - r, t, 0, - r, - - t, 0, r, t, 0, r - ]; - - var indices = [ - 3, 11, 7, 3, 7, 15, 3, 15, 13, - 7, 19, 17, 7, 17, 6, 7, 6, 15, - 17, 4, 8, 17, 8, 10, 17, 10, 6, - 8, 0, 16, 8, 16, 2, 8, 2, 10, - 0, 12, 1, 0, 1, 18, 0, 18, 16, - 6, 10, 2, 6, 2, 13, 6, 13, 15, - 2, 16, 18, 2, 18, 3, 2, 3, 13, - 18, 1, 9, 18, 9, 11, 18, 11, 3, - 4, 14, 12, 4, 12, 0, 4, 0, 8, - 11, 9, 5, 11, 5, 19, 11, 19, 7, - 19, 5, 14, 19, 14, 4, 19, 4, 17, - 1, 12, 14, 1, 14, 5, 1, 5, 9 - ]; - - PolyhedronBufferGeometry.call( this, vertices, indices, radius, detail ); - - this.type = 'DodecahedronBufferGeometry'; - - this.parameters = { - radius: radius, - detail: detail - }; - - } - - DodecahedronBufferGeometry.prototype = Object.create( PolyhedronBufferGeometry.prototype ); - DodecahedronBufferGeometry.prototype.constructor = DodecahedronBufferGeometry; - - /** - * @author oosmoxiecode / https://github.com/oosmoxiecode - * @author WestLangley / https://github.com/WestLangley - * @author zz85 / https://github.com/zz85 - * @author miningold / https://github.com/miningold - * @author jonobr1 / https://github.com/jonobr1 - * - * Creates a tube which extrudes along a 3d spline. - */ - - function TubeGeometry( path, tubularSegments, radius, radialSegments, closed, taper ) { - - Geometry.call( this ); - - this.type = 'TubeGeometry'; - - this.parameters = { - path: path, - tubularSegments: tubularSegments, - radius: radius, - radialSegments: radialSegments, - closed: closed - }; - - if ( taper !== undefined ) console.warn( 'THREE.TubeGeometry: taper has been removed.' ); - - var bufferGeometry = new TubeBufferGeometry( path, tubularSegments, radius, radialSegments, closed ); - - // expose internals - - this.tangents = bufferGeometry.tangents; - this.normals = bufferGeometry.normals; - this.binormals = bufferGeometry.binormals; - - // create geometry - - this.fromBufferGeometry( bufferGeometry ); - this.mergeVertices(); - - } - - TubeGeometry.prototype = Object.create( Geometry.prototype ); - TubeGeometry.prototype.constructor = TubeGeometry; - - /** - * @author Mugen87 / https://github.com/Mugen87 - */ - - function TubeBufferGeometry( path, tubularSegments, radius, radialSegments, closed ) { - - BufferGeometry.call( this ); - - this.type = 'TubeBufferGeometry'; - - this.parameters = { - path: path, - tubularSegments: tubularSegments, - radius: radius, - radialSegments: radialSegments, - closed: closed - }; - - tubularSegments = tubularSegments || 64; - radius = radius || 1; - radialSegments = radialSegments || 8; - closed = closed || false; - - var frames = path.computeFrenetFrames( tubularSegments, closed ); - - // expose internals - - this.tangents = frames.tangents; - this.normals = frames.normals; - this.binormals = frames.binormals; - - // helper variables - - var vertex = new Vector3(); - var normal = new Vector3(); - var uv = new Vector2(); - - var i, j; - - // buffer - - var vertices = []; - var normals = []; - var uvs = []; - var indices = []; - - // create buffer data - - generateBufferData(); - - // build geometry - - this.setIndex( indices ); - this.addAttribute( 'position', new Float32BufferAttribute( vertices, 3 ) ); - this.addAttribute( 'normal', new Float32BufferAttribute( normals, 3 ) ); - this.addAttribute( 'uv', new Float32BufferAttribute( uvs, 2 ) ); - - // functions - - function generateBufferData() { - - for ( i = 0; i < tubularSegments; i ++ ) { - - generateSegment( i ); - - } - - // if the geometry is not closed, generate the last row of vertices and normals - // at the regular position on the given path - // - // if the geometry is closed, duplicate the first row of vertices and normals (uvs will differ) - - generateSegment( ( closed === false ) ? tubularSegments : 0 ); - - // uvs are generated in a separate function. - // this makes it easy compute correct values for closed geometries - - generateUVs(); - - // finally create faces - - generateIndices(); - - } - - function generateSegment( i ) { - - // we use getPointAt to sample evenly distributed points from the given path - - var P = path.getPointAt( i / tubularSegments ); - - // retrieve corresponding normal and binormal - - var N = frames.normals[ i ]; - var B = frames.binormals[ i ]; - - // generate normals and vertices for the current segment - - for ( j = 0; j <= radialSegments; j ++ ) { - - var v = j / radialSegments * Math.PI * 2; - - var sin = Math.sin( v ); - var cos = - Math.cos( v ); - - // normal - - normal.x = ( cos * N.x + sin * B.x ); - normal.y = ( cos * N.y + sin * B.y ); - normal.z = ( cos * N.z + sin * B.z ); - normal.normalize(); - - normals.push( normal.x, normal.y, normal.z ); - - // vertex - - vertex.x = P.x + radius * normal.x; - vertex.y = P.y + radius * normal.y; - vertex.z = P.z + radius * normal.z; - - vertices.push( vertex.x, vertex.y, vertex.z ); - - } - - } - - function generateIndices() { - - for ( j = 1; j <= tubularSegments; j ++ ) { - - for ( i = 1; i <= radialSegments; i ++ ) { - - var a = ( radialSegments + 1 ) * ( j - 1 ) + ( i - 1 ); - var b = ( radialSegments + 1 ) * j + ( i - 1 ); - var c = ( radialSegments + 1 ) * j + i; - var d = ( radialSegments + 1 ) * ( j - 1 ) + i; - - // faces - - indices.push( a, b, d ); - indices.push( b, c, d ); - - } - - } - - } - - function generateUVs() { - - for ( i = 0; i <= tubularSegments; i ++ ) { - - for ( j = 0; j <= radialSegments; j ++ ) { - - uv.x = i / tubularSegments; - uv.y = j / radialSegments; - - uvs.push( uv.x, uv.y ); - - } - - } - - } - - } - - TubeBufferGeometry.prototype = Object.create( BufferGeometry.prototype ); - TubeBufferGeometry.prototype.constructor = TubeBufferGeometry; - - /** - * @author oosmoxiecode - */ - - function TorusKnotGeometry( radius, tube, tubularSegments, radialSegments, p, q, heightScale ) { - - Geometry.call( this ); - - this.type = 'TorusKnotGeometry'; - - this.parameters = { - radius: radius, - tube: tube, - tubularSegments: tubularSegments, - radialSegments: radialSegments, - p: p, - q: q - }; - - if ( heightScale !== undefined ) console.warn( 'THREE.TorusKnotGeometry: heightScale has been deprecated. Use .scale( x, y, z ) instead.' ); - - this.fromBufferGeometry( new TorusKnotBufferGeometry( radius, tube, tubularSegments, radialSegments, p, q ) ); - this.mergeVertices(); - - } - - TorusKnotGeometry.prototype = Object.create( Geometry.prototype ); - TorusKnotGeometry.prototype.constructor = TorusKnotGeometry; - - /** - * @author Mugen87 / https://github.com/Mugen87 - * see: http://www.blackpawn.com/texts/pqtorus/ - */ - - function TorusKnotBufferGeometry( radius, tube, tubularSegments, radialSegments, p, q ) { - - BufferGeometry.call( this ); - - this.type = 'TorusKnotBufferGeometry'; - - this.parameters = { - radius: radius, - tube: tube, - tubularSegments: tubularSegments, - radialSegments: radialSegments, - p: p, - q: q - }; - - radius = radius || 100; - tube = tube || 40; - tubularSegments = Math.floor( tubularSegments ) || 64; - radialSegments = Math.floor( radialSegments ) || 8; - p = p || 2; - q = q || 3; - - // buffers - - var indices = []; - var vertices = []; - var normals = []; - var uvs = []; - - // helper variables - - var i, j; - - var vertex = new Vector3(); - var normal = new Vector3(); - var uv = new Vector2(); - - var P1 = new Vector3(); - var P2 = new Vector3(); - - var B = new Vector3(); - var T = new Vector3(); - var N = new Vector3(); - - // generate vertices, normals and uvs - - for ( i = 0; i <= tubularSegments; ++ i ) { - - // the radian "u" is used to calculate the position on the torus curve of the current tubular segement - - var u = i / tubularSegments * p * Math.PI * 2; - - // now we calculate two points. P1 is our current position on the curve, P2 is a little farther ahead. - // these points are used to create a special "coordinate space", which is necessary to calculate the correct vertex positions - - calculatePositionOnCurve( u, p, q, radius, P1 ); - calculatePositionOnCurve( u + 0.01, p, q, radius, P2 ); - - // calculate orthonormal basis - - T.subVectors( P2, P1 ); - N.addVectors( P2, P1 ); - B.crossVectors( T, N ); - N.crossVectors( B, T ); - - // normalize B, N. T can be ignored, we don't use it - - B.normalize(); - N.normalize(); - - for ( j = 0; j <= radialSegments; ++ j ) { - - // now calculate the vertices. they are nothing more than an extrusion of the torus curve. - // because we extrude a shape in the xy-plane, there is no need to calculate a z-value. - - var v = j / radialSegments * Math.PI * 2; - var cx = - tube * Math.cos( v ); - var cy = tube * Math.sin( v ); - - // now calculate the final vertex position. - // first we orient the extrusion with our basis vectos, then we add it to the current position on the curve - - vertex.x = P1.x + ( cx * N.x + cy * B.x ); - vertex.y = P1.y + ( cx * N.y + cy * B.y ); - vertex.z = P1.z + ( cx * N.z + cy * B.z ); - - vertices.push( vertex.x, vertex.y, vertex.z ); - - // normal (P1 is always the center/origin of the extrusion, thus we can use it to calculate the normal) - - normal.subVectors( vertex, P1 ).normalize(); - - normals.push( normal.x, normal.y, normal.z ); - - // uv - - uvs.push( i / tubularSegments ); - uvs.push( j / radialSegments ); - - } - - } - - // generate indices - - for ( j = 1; j <= tubularSegments; j ++ ) { - - for ( i = 1; i <= radialSegments; i ++ ) { - - // indices - - var a = ( radialSegments + 1 ) * ( j - 1 ) + ( i - 1 ); - var b = ( radialSegments + 1 ) * j + ( i - 1 ); - var c = ( radialSegments + 1 ) * j + i; - var d = ( radialSegments + 1 ) * ( j - 1 ) + i; - - // faces - - indices.push( a, b, d ); - indices.push( b, c, d ); - - } - - } - - // build geometry - - this.setIndex( indices ); - this.addAttribute( 'position', new Float32BufferAttribute( vertices, 3 ) ); - this.addAttribute( 'normal', new Float32BufferAttribute( normals, 3 ) ); - this.addAttribute( 'uv', new Float32BufferAttribute( uvs, 2 ) ); - - // this function calculates the current position on the torus curve - - function calculatePositionOnCurve( u, p, q, radius, position ) { - - var cu = Math.cos( u ); - var su = Math.sin( u ); - var quOverP = q / p * u; - var cs = Math.cos( quOverP ); - - position.x = radius * ( 2 + cs ) * 0.5 * cu; - position.y = radius * ( 2 + cs ) * su * 0.5; - position.z = radius * Math.sin( quOverP ) * 0.5; - - } - - } - - TorusKnotBufferGeometry.prototype = Object.create( BufferGeometry.prototype ); - TorusKnotBufferGeometry.prototype.constructor = TorusKnotBufferGeometry; - - /** - * @author oosmoxiecode - * @author mrdoob / http://mrdoob.com/ - * based on http://code.google.com/p/away3d/source/browse/trunk/fp10/Away3DLite/src/away3dlite/primitives/Torus.as?r=2888 - */ - - function TorusGeometry( radius, tube, radialSegments, tubularSegments, arc ) { - - Geometry.call( this ); - - this.type = 'TorusGeometry'; - - this.parameters = { - radius: radius, - tube: tube, - radialSegments: radialSegments, - tubularSegments: tubularSegments, - arc: arc - }; - - this.fromBufferGeometry( new TorusBufferGeometry( radius, tube, radialSegments, tubularSegments, arc ) ); - - } - - TorusGeometry.prototype = Object.create( Geometry.prototype ); - TorusGeometry.prototype.constructor = TorusGeometry; - - /** - * @author Mugen87 / https://github.com/Mugen87 - */ - - function TorusBufferGeometry( radius, tube, radialSegments, tubularSegments, arc ) { - - BufferGeometry.call( this ); - - this.type = 'TorusBufferGeometry'; - - this.parameters = { - radius: radius, - tube: tube, - radialSegments: radialSegments, - tubularSegments: tubularSegments, - arc: arc - }; - - radius = radius || 100; - tube = tube || 40; - radialSegments = Math.floor( radialSegments ) || 8; - tubularSegments = Math.floor( tubularSegments ) || 6; - arc = arc || Math.PI * 2; - - // buffers - - var indices = []; - var vertices = []; - var normals = []; - var uvs = []; - - // helper variables - - var center = new Vector3(); - var vertex = new Vector3(); - var normal = new Vector3(); - - var j, i; - - // generate vertices, normals and uvs - - for ( j = 0; j <= radialSegments; j ++ ) { - - for ( i = 0; i <= tubularSegments; i ++ ) { - - var u = i / tubularSegments * arc; - var v = j / radialSegments * Math.PI * 2; - - // vertex - - vertex.x = ( radius + tube * Math.cos( v ) ) * Math.cos( u ); - vertex.y = ( radius + tube * Math.cos( v ) ) * Math.sin( u ); - vertex.z = tube * Math.sin( v ); - - vertices.push( vertex.x, vertex.y, vertex.z ); - - // normal - - center.x = radius * Math.cos( u ); - center.y = radius * Math.sin( u ); - normal.subVectors( vertex, center ).normalize(); - - normals.push( normal.x, normal.y, normal.z ); - - // uv - - uvs.push( i / tubularSegments ); - uvs.push( j / radialSegments ); - - } - - } - - // generate indices - - for ( j = 1; j <= radialSegments; j ++ ) { - - for ( i = 1; i <= tubularSegments; i ++ ) { - - // indices - - var a = ( tubularSegments + 1 ) * j + i - 1; - var b = ( tubularSegments + 1 ) * ( j - 1 ) + i - 1; - var c = ( tubularSegments + 1 ) * ( j - 1 ) + i; - var d = ( tubularSegments + 1 ) * j + i; - - // faces - - indices.push( a, b, d ); - indices.push( b, c, d ); - - } - - } - - // build geometry - - this.setIndex( indices ); - this.addAttribute( 'position', new Float32BufferAttribute( vertices, 3 ) ); - this.addAttribute( 'normal', new Float32BufferAttribute( normals, 3 ) ); - this.addAttribute( 'uv', new Float32BufferAttribute( uvs, 2 ) ); - - } - - TorusBufferGeometry.prototype = Object.create( BufferGeometry.prototype ); - TorusBufferGeometry.prototype.constructor = TorusBufferGeometry; - - /** - * @author zz85 / http://www.lab4games.net/zz85/blog - */ - - var ShapeUtils = { - - // calculate area of the contour polygon - - area: function ( contour ) { - - var n = contour.length; - var a = 0.0; - - for ( var p = n - 1, q = 0; q < n; p = q ++ ) { - - a += contour[ p ].x * contour[ q ].y - contour[ q ].x * contour[ p ].y; - - } - - return a * 0.5; - - }, - - triangulate: ( function () { - - /** - * This code is a quick port of code written in C++ which was submitted to - * flipcode.com by John W. Ratcliff // July 22, 2000 - * See original code and more information here: - * http://www.flipcode.com/archives/Efficient_Polygon_Triangulation.shtml - * - * ported to actionscript by Zevan Rosser - * www.actionsnippet.com - * - * ported to javascript by Joshua Koo - * http://www.lab4games.net/zz85/blog - * - */ - - function snip( contour, u, v, w, n, verts ) { - - var p; - var ax, ay, bx, by; - var cx, cy, px, py; - - ax = contour[ verts[ u ] ].x; - ay = contour[ verts[ u ] ].y; - - bx = contour[ verts[ v ] ].x; - by = contour[ verts[ v ] ].y; - - cx = contour[ verts[ w ] ].x; - cy = contour[ verts[ w ] ].y; - - if ( ( bx - ax ) * ( cy - ay ) - ( by - ay ) * ( cx - ax ) <= 0 ) return false; - - var aX, aY, bX, bY, cX, cY; - var apx, apy, bpx, bpy, cpx, cpy; - var cCROSSap, bCROSScp, aCROSSbp; - - aX = cx - bx; aY = cy - by; - bX = ax - cx; bY = ay - cy; - cX = bx - ax; cY = by - ay; - - for ( p = 0; p < n; p ++ ) { - - px = contour[ verts[ p ] ].x; - py = contour[ verts[ p ] ].y; - - if ( ( ( px === ax ) && ( py === ay ) ) || - ( ( px === bx ) && ( py === by ) ) || - ( ( px === cx ) && ( py === cy ) ) ) continue; - - apx = px - ax; apy = py - ay; - bpx = px - bx; bpy = py - by; - cpx = px - cx; cpy = py - cy; - - // see if p is inside triangle abc - - aCROSSbp = aX * bpy - aY * bpx; - cCROSSap = cX * apy - cY * apx; - bCROSScp = bX * cpy - bY * cpx; - - if ( ( aCROSSbp >= - Number.EPSILON ) && ( bCROSScp >= - Number.EPSILON ) && ( cCROSSap >= - Number.EPSILON ) ) return false; - - } - - return true; - - } - - // takes in an contour array and returns - - return function triangulate( contour, indices ) { - - var n = contour.length; - - if ( n < 3 ) return null; - - var result = [], - verts = [], - vertIndices = []; - - /* we want a counter-clockwise polygon in verts */ - - var u, v, w; - - if ( ShapeUtils.area( contour ) > 0.0 ) { - - for ( v = 0; v < n; v ++ ) verts[ v ] = v; - - } else { - - for ( v = 0; v < n; v ++ ) verts[ v ] = ( n - 1 ) - v; - - } - - var nv = n; - - /* remove nv - 2 vertices, creating 1 triangle every time */ - - var count = 2 * nv; /* error detection */ - - for ( v = nv - 1; nv > 2; ) { - - /* if we loop, it is probably a non-simple polygon */ - - if ( ( count -- ) <= 0 ) { - - //** Triangulate: ERROR - probable bad polygon! - - //throw ( "Warning, unable to triangulate polygon!" ); - //return null; - // Sometimes warning is fine, especially polygons are triangulated in reverse. - console.warn( 'THREE.ShapeUtils: Unable to triangulate polygon! in triangulate()' ); - - if ( indices ) return vertIndices; - return result; - - } - - /* three consecutive vertices in current polygon, */ - - u = v; if ( nv <= u ) u = 0; /* previous */ - v = u + 1; if ( nv <= v ) v = 0; /* new v */ - w = v + 1; if ( nv <= w ) w = 0; /* next */ - - if ( snip( contour, u, v, w, nv, verts ) ) { - - var a, b, c, s, t; - - /* true names of the vertices */ - - a = verts[ u ]; - b = verts[ v ]; - c = verts[ w ]; - - /* output Triangle */ - - result.push( [ contour[ a ], - contour[ b ], - contour[ c ] ] ); - - - vertIndices.push( [ verts[ u ], verts[ v ], verts[ w ] ] ); - - /* remove v from the remaining polygon */ - - for ( s = v, t = v + 1; t < nv; s ++, t ++ ) { - - verts[ s ] = verts[ t ]; - - } - - nv --; - - /* reset error detection counter */ - - count = 2 * nv; - - } - - } - - if ( indices ) return vertIndices; - return result; - - } - - } )(), - - triangulateShape: function ( contour, holes ) { - - function removeDupEndPts(points) { - - var l = points.length; - - if ( l > 2 && points[ l - 1 ].equals( points[ 0 ] ) ) { - - points.pop(); - - } - - } - - removeDupEndPts( contour ); - holes.forEach( removeDupEndPts ); - - function point_in_segment_2D_colin( inSegPt1, inSegPt2, inOtherPt ) { - - // inOtherPt needs to be collinear to the inSegment - if ( inSegPt1.x !== inSegPt2.x ) { - - if ( inSegPt1.x < inSegPt2.x ) { - - return ( ( inSegPt1.x <= inOtherPt.x ) && ( inOtherPt.x <= inSegPt2.x ) ); - - } else { - - return ( ( inSegPt2.x <= inOtherPt.x ) && ( inOtherPt.x <= inSegPt1.x ) ); - - } - - } else { - - if ( inSegPt1.y < inSegPt2.y ) { - - return ( ( inSegPt1.y <= inOtherPt.y ) && ( inOtherPt.y <= inSegPt2.y ) ); - - } else { - - return ( ( inSegPt2.y <= inOtherPt.y ) && ( inOtherPt.y <= inSegPt1.y ) ); - - } - - } - - } - - function intersect_segments_2D( inSeg1Pt1, inSeg1Pt2, inSeg2Pt1, inSeg2Pt2, inExcludeAdjacentSegs ) { - - var seg1dx = inSeg1Pt2.x - inSeg1Pt1.x, seg1dy = inSeg1Pt2.y - inSeg1Pt1.y; - var seg2dx = inSeg2Pt2.x - inSeg2Pt1.x, seg2dy = inSeg2Pt2.y - inSeg2Pt1.y; - - var seg1seg2dx = inSeg1Pt1.x - inSeg2Pt1.x; - var seg1seg2dy = inSeg1Pt1.y - inSeg2Pt1.y; - - var limit = seg1dy * seg2dx - seg1dx * seg2dy; - var perpSeg1 = seg1dy * seg1seg2dx - seg1dx * seg1seg2dy; - - if ( Math.abs( limit ) > Number.EPSILON ) { - - // not parallel - - var perpSeg2; - if ( limit > 0 ) { - - if ( ( perpSeg1 < 0 ) || ( perpSeg1 > limit ) ) return []; - perpSeg2 = seg2dy * seg1seg2dx - seg2dx * seg1seg2dy; - if ( ( perpSeg2 < 0 ) || ( perpSeg2 > limit ) ) return []; - - } else { - - if ( ( perpSeg1 > 0 ) || ( perpSeg1 < limit ) ) return []; - perpSeg2 = seg2dy * seg1seg2dx - seg2dx * seg1seg2dy; - if ( ( perpSeg2 > 0 ) || ( perpSeg2 < limit ) ) return []; - - } - - // i.e. to reduce rounding errors - // intersection at endpoint of segment#1? - if ( perpSeg2 === 0 ) { - - if ( ( inExcludeAdjacentSegs ) && - ( ( perpSeg1 === 0 ) || ( perpSeg1 === limit ) ) ) return []; - return [ inSeg1Pt1 ]; - - } - if ( perpSeg2 === limit ) { - - if ( ( inExcludeAdjacentSegs ) && - ( ( perpSeg1 === 0 ) || ( perpSeg1 === limit ) ) ) return []; - return [ inSeg1Pt2 ]; - - } - // intersection at endpoint of segment#2? - if ( perpSeg1 === 0 ) return [ inSeg2Pt1 ]; - if ( perpSeg1 === limit ) return [ inSeg2Pt2 ]; - - // return real intersection point - var factorSeg1 = perpSeg2 / limit; - return [ { x: inSeg1Pt1.x + factorSeg1 * seg1dx, - y: inSeg1Pt1.y + factorSeg1 * seg1dy } ]; - - } else { - - // parallel or collinear - if ( ( perpSeg1 !== 0 ) || - ( seg2dy * seg1seg2dx !== seg2dx * seg1seg2dy ) ) return []; - - // they are collinear or degenerate - var seg1Pt = ( ( seg1dx === 0 ) && ( seg1dy === 0 ) ); // segment1 is just a point? - var seg2Pt = ( ( seg2dx === 0 ) && ( seg2dy === 0 ) ); // segment2 is just a point? - // both segments are points - if ( seg1Pt && seg2Pt ) { - - if ( ( inSeg1Pt1.x !== inSeg2Pt1.x ) || - ( inSeg1Pt1.y !== inSeg2Pt1.y ) ) return []; // they are distinct points - return [ inSeg1Pt1 ]; // they are the same point - - } - // segment#1 is a single point - if ( seg1Pt ) { - - if ( ! point_in_segment_2D_colin( inSeg2Pt1, inSeg2Pt2, inSeg1Pt1 ) ) return []; // but not in segment#2 - return [ inSeg1Pt1 ]; - - } - // segment#2 is a single point - if ( seg2Pt ) { - - if ( ! point_in_segment_2D_colin( inSeg1Pt1, inSeg1Pt2, inSeg2Pt1 ) ) return []; // but not in segment#1 - return [ inSeg2Pt1 ]; - - } - - // they are collinear segments, which might overlap - var seg1min, seg1max, seg1minVal, seg1maxVal; - var seg2min, seg2max, seg2minVal, seg2maxVal; - if ( seg1dx !== 0 ) { - - // the segments are NOT on a vertical line - if ( inSeg1Pt1.x < inSeg1Pt2.x ) { - - seg1min = inSeg1Pt1; seg1minVal = inSeg1Pt1.x; - seg1max = inSeg1Pt2; seg1maxVal = inSeg1Pt2.x; - - } else { - - seg1min = inSeg1Pt2; seg1minVal = inSeg1Pt2.x; - seg1max = inSeg1Pt1; seg1maxVal = inSeg1Pt1.x; - - } - if ( inSeg2Pt1.x < inSeg2Pt2.x ) { - - seg2min = inSeg2Pt1; seg2minVal = inSeg2Pt1.x; - seg2max = inSeg2Pt2; seg2maxVal = inSeg2Pt2.x; - - } else { - - seg2min = inSeg2Pt2; seg2minVal = inSeg2Pt2.x; - seg2max = inSeg2Pt1; seg2maxVal = inSeg2Pt1.x; - - } - - } else { - - // the segments are on a vertical line - if ( inSeg1Pt1.y < inSeg1Pt2.y ) { - - seg1min = inSeg1Pt1; seg1minVal = inSeg1Pt1.y; - seg1max = inSeg1Pt2; seg1maxVal = inSeg1Pt2.y; - - } else { - - seg1min = inSeg1Pt2; seg1minVal = inSeg1Pt2.y; - seg1max = inSeg1Pt1; seg1maxVal = inSeg1Pt1.y; - - } - if ( inSeg2Pt1.y < inSeg2Pt2.y ) { - - seg2min = inSeg2Pt1; seg2minVal = inSeg2Pt1.y; - seg2max = inSeg2Pt2; seg2maxVal = inSeg2Pt2.y; - - } else { - - seg2min = inSeg2Pt2; seg2minVal = inSeg2Pt2.y; - seg2max = inSeg2Pt1; seg2maxVal = inSeg2Pt1.y; - - } - - } - if ( seg1minVal <= seg2minVal ) { - - if ( seg1maxVal < seg2minVal ) return []; - if ( seg1maxVal === seg2minVal ) { - - if ( inExcludeAdjacentSegs ) return []; - return [ seg2min ]; - - } - if ( seg1maxVal <= seg2maxVal ) return [ seg2min, seg1max ]; - return [ seg2min, seg2max ]; - - } else { - - if ( seg1minVal > seg2maxVal ) return []; - if ( seg1minVal === seg2maxVal ) { - - if ( inExcludeAdjacentSegs ) return []; - return [ seg1min ]; - - } - if ( seg1maxVal <= seg2maxVal ) return [ seg1min, seg1max ]; - return [ seg1min, seg2max ]; - - } - - } - - } - - function isPointInsideAngle( inVertex, inLegFromPt, inLegToPt, inOtherPt ) { - - // The order of legs is important - - // translation of all points, so that Vertex is at (0,0) - var legFromPtX = inLegFromPt.x - inVertex.x, legFromPtY = inLegFromPt.y - inVertex.y; - var legToPtX = inLegToPt.x - inVertex.x, legToPtY = inLegToPt.y - inVertex.y; - var otherPtX = inOtherPt.x - inVertex.x, otherPtY = inOtherPt.y - inVertex.y; - - // main angle >0: < 180 deg.; 0: 180 deg.; <0: > 180 deg. - var from2toAngle = legFromPtX * legToPtY - legFromPtY * legToPtX; - var from2otherAngle = legFromPtX * otherPtY - legFromPtY * otherPtX; - - if ( Math.abs( from2toAngle ) > Number.EPSILON ) { - - // angle != 180 deg. - - var other2toAngle = otherPtX * legToPtY - otherPtY * legToPtX; - // console.log( "from2to: " + from2toAngle + ", from2other: " + from2otherAngle + ", other2to: " + other2toAngle ); - - if ( from2toAngle > 0 ) { - - // main angle < 180 deg. - return ( ( from2otherAngle >= 0 ) && ( other2toAngle >= 0 ) ); - - } else { - - // main angle > 180 deg. - return ( ( from2otherAngle >= 0 ) || ( other2toAngle >= 0 ) ); - - } - - } else { - - // angle == 180 deg. - // console.log( "from2to: 180 deg., from2other: " + from2otherAngle ); - return ( from2otherAngle > 0 ); - - } - - } - - - function removeHoles( contour, holes ) { - - var shape = contour.concat(); // work on this shape - var hole; - - function isCutLineInsideAngles( inShapeIdx, inHoleIdx ) { - - // Check if hole point lies within angle around shape point - var lastShapeIdx = shape.length - 1; - - var prevShapeIdx = inShapeIdx - 1; - if ( prevShapeIdx < 0 ) prevShapeIdx = lastShapeIdx; - - var nextShapeIdx = inShapeIdx + 1; - if ( nextShapeIdx > lastShapeIdx ) nextShapeIdx = 0; - - var insideAngle = isPointInsideAngle( shape[ inShapeIdx ], shape[ prevShapeIdx ], shape[ nextShapeIdx ], hole[ inHoleIdx ] ); - if ( ! insideAngle ) { - - // console.log( "Vertex (Shape): " + inShapeIdx + ", Point: " + hole[inHoleIdx].x + "/" + hole[inHoleIdx].y ); - return false; - - } - - // Check if shape point lies within angle around hole point - var lastHoleIdx = hole.length - 1; - - var prevHoleIdx = inHoleIdx - 1; - if ( prevHoleIdx < 0 ) prevHoleIdx = lastHoleIdx; - - var nextHoleIdx = inHoleIdx + 1; - if ( nextHoleIdx > lastHoleIdx ) nextHoleIdx = 0; - - insideAngle = isPointInsideAngle( hole[ inHoleIdx ], hole[ prevHoleIdx ], hole[ nextHoleIdx ], shape[ inShapeIdx ] ); - if ( ! insideAngle ) { - - // console.log( "Vertex (Hole): " + inHoleIdx + ", Point: " + shape[inShapeIdx].x + "/" + shape[inShapeIdx].y ); - return false; - - } - - return true; - - } - - function intersectsShapeEdge( inShapePt, inHolePt ) { - - // checks for intersections with shape edges - var sIdx, nextIdx, intersection; - for ( sIdx = 0; sIdx < shape.length; sIdx ++ ) { - - nextIdx = sIdx + 1; nextIdx %= shape.length; - intersection = intersect_segments_2D( inShapePt, inHolePt, shape[ sIdx ], shape[ nextIdx ], true ); - if ( intersection.length > 0 ) return true; - - } - - return false; - - } - - var indepHoles = []; - - function intersectsHoleEdge( inShapePt, inHolePt ) { - - // checks for intersections with hole edges - var ihIdx, chkHole, - hIdx, nextIdx, intersection; - for ( ihIdx = 0; ihIdx < indepHoles.length; ihIdx ++ ) { - - chkHole = holes[ indepHoles[ ihIdx ]]; - for ( hIdx = 0; hIdx < chkHole.length; hIdx ++ ) { - - nextIdx = hIdx + 1; nextIdx %= chkHole.length; - intersection = intersect_segments_2D( inShapePt, inHolePt, chkHole[ hIdx ], chkHole[ nextIdx ], true ); - if ( intersection.length > 0 ) return true; - - } - - } - return false; - - } - - var holeIndex, shapeIndex, - shapePt, holePt, - holeIdx, cutKey, failedCuts = [], - tmpShape1, tmpShape2, - tmpHole1, tmpHole2; - - for ( var h = 0, hl = holes.length; h < hl; h ++ ) { - - indepHoles.push( h ); - - } - - var minShapeIndex = 0; - var counter = indepHoles.length * 2; - while ( indepHoles.length > 0 ) { - - counter --; - if ( counter < 0 ) { - - console.log( "Infinite Loop! Holes left:" + indepHoles.length + ", Probably Hole outside Shape!" ); - break; - - } - - // search for shape-vertex and hole-vertex, - // which can be connected without intersections - for ( shapeIndex = minShapeIndex; shapeIndex < shape.length; shapeIndex ++ ) { - - shapePt = shape[ shapeIndex ]; - holeIndex = - 1; - - // search for hole which can be reached without intersections - for ( var h = 0; h < indepHoles.length; h ++ ) { - - holeIdx = indepHoles[ h ]; - - // prevent multiple checks - cutKey = shapePt.x + ":" + shapePt.y + ":" + holeIdx; - if ( failedCuts[ cutKey ] !== undefined ) continue; - - hole = holes[ holeIdx ]; - for ( var h2 = 0; h2 < hole.length; h2 ++ ) { - - holePt = hole[ h2 ]; - if ( ! isCutLineInsideAngles( shapeIndex, h2 ) ) continue; - if ( intersectsShapeEdge( shapePt, holePt ) ) continue; - if ( intersectsHoleEdge( shapePt, holePt ) ) continue; - - holeIndex = h2; - indepHoles.splice( h, 1 ); - - tmpShape1 = shape.slice( 0, shapeIndex + 1 ); - tmpShape2 = shape.slice( shapeIndex ); - tmpHole1 = hole.slice( holeIndex ); - tmpHole2 = hole.slice( 0, holeIndex + 1 ); - - shape = tmpShape1.concat( tmpHole1 ).concat( tmpHole2 ).concat( tmpShape2 ); - - minShapeIndex = shapeIndex; - - // Debug only, to show the selected cuts - // glob_CutLines.push( [ shapePt, holePt ] ); - - break; - - } - if ( holeIndex >= 0 ) break; // hole-vertex found - - failedCuts[ cutKey ] = true; // remember failure - - } - if ( holeIndex >= 0 ) break; // hole-vertex found - - } - - } - - return shape; /* shape with no holes */ - - } - - - var i, il, f, face, - key, index, - allPointsMap = {}; - - // To maintain reference to old shape, one must match coordinates, or offset the indices from original arrays. It's probably easier to do the first. - - var allpoints = contour.concat(); - - for ( var h = 0, hl = holes.length; h < hl; h ++ ) { - - Array.prototype.push.apply( allpoints, holes[ h ] ); - - } - - //console.log( "allpoints",allpoints, allpoints.length ); - - // prepare all points map - - for ( i = 0, il = allpoints.length; i < il; i ++ ) { - - key = allpoints[ i ].x + ":" + allpoints[ i ].y; - - if ( allPointsMap[ key ] !== undefined ) { - - console.warn( "THREE.ShapeUtils: Duplicate point", key, i ); - - } - - allPointsMap[ key ] = i; - - } - - // remove holes by cutting paths to holes and adding them to the shape - var shapeWithoutHoles = removeHoles( contour, holes ); - - var triangles = ShapeUtils.triangulate( shapeWithoutHoles, false ); // True returns indices for points of spooled shape - //console.log( "triangles",triangles, triangles.length ); - - // check all face vertices against all points map - - for ( i = 0, il = triangles.length; i < il; i ++ ) { - - face = triangles[ i ]; - - for ( f = 0; f < 3; f ++ ) { - - key = face[ f ].x + ":" + face[ f ].y; - - index = allPointsMap[ key ]; - - if ( index !== undefined ) { - - face[ f ] = index; - - } - - } - - } - - return triangles.concat(); - - }, - - isClockWise: function ( pts ) { - - return ShapeUtils.area( pts ) < 0; - - } - - }; - - /** - * @author zz85 / http://www.lab4games.net/zz85/blog - * - * Creates extruded geometry from a path shape. - * - * parameters = { - * - * curveSegments: , // number of points on the curves - * steps: , // number of points for z-side extrusions / used for subdividing segments of extrude spline too - * amount: , // Depth to extrude the shape - * - * bevelEnabled: , // turn on bevel - * bevelThickness: , // how deep into the original shape bevel goes - * bevelSize: , // how far from shape outline is bevel - * bevelSegments: , // number of bevel layers - * - * extrudePath: // curve to extrude shape along - * frames: // containing arrays of tangents, normals, binormals - * - * uvGenerator: // object that provides UV generator functions - * - * } - **/ - - function ExtrudeGeometry( shapes, options ) { - - if ( typeof( shapes ) === "undefined" ) { - - shapes = []; - return; - - } - - Geometry.call( this ); - - this.type = 'ExtrudeGeometry'; - - shapes = Array.isArray( shapes ) ? shapes : [ shapes ]; - - this.addShapeList( shapes, options ); - - this.computeFaceNormals(); - - // can't really use automatic vertex normals - // as then front and back sides get smoothed too - // should do separate smoothing just for sides - - //this.computeVertexNormals(); - - //console.log( "took", ( Date.now() - startTime ) ); - - } - - ExtrudeGeometry.prototype = Object.create( Geometry.prototype ); - ExtrudeGeometry.prototype.constructor = ExtrudeGeometry; - - ExtrudeGeometry.prototype.addShapeList = function ( shapes, options ) { - - var sl = shapes.length; - - for ( var s = 0; s < sl; s ++ ) { - - var shape = shapes[ s ]; - this.addShape( shape, options ); - - } - - }; - - ExtrudeGeometry.prototype.addShape = function ( shape, options ) { - - var amount = options.amount !== undefined ? options.amount : 100; - - var bevelThickness = options.bevelThickness !== undefined ? options.bevelThickness : 6; // 10 - var bevelSize = options.bevelSize !== undefined ? options.bevelSize : bevelThickness - 2; // 8 - var bevelSegments = options.bevelSegments !== undefined ? options.bevelSegments : 3; - - var bevelEnabled = options.bevelEnabled !== undefined ? options.bevelEnabled : true; // false - - var curveSegments = options.curveSegments !== undefined ? options.curveSegments : 12; - - var steps = options.steps !== undefined ? options.steps : 1; - - var extrudePath = options.extrudePath; - var extrudePts, extrudeByPath = false; - - // Use default WorldUVGenerator if no UV generators are specified. - var uvgen = options.UVGenerator !== undefined ? options.UVGenerator : ExtrudeGeometry.WorldUVGenerator; - - var splineTube, binormal, normal, position2; - if ( extrudePath ) { - - extrudePts = extrudePath.getSpacedPoints( steps ); - - extrudeByPath = true; - bevelEnabled = false; // bevels not supported for path extrusion - - // SETUP TNB variables - - // TODO1 - have a .isClosed in spline? - - splineTube = options.frames !== undefined ? options.frames : extrudePath.computeFrenetFrames( steps, false ); - - // console.log(splineTube, 'splineTube', splineTube.normals.length, 'steps', steps, 'extrudePts', extrudePts.length); - - binormal = new Vector3(); - normal = new Vector3(); - position2 = new Vector3(); - - } - - // Safeguards if bevels are not enabled - - if ( ! bevelEnabled ) { - - bevelSegments = 0; - bevelThickness = 0; - bevelSize = 0; - - } - - // Variables initialization - - var ahole, h, hl; // looping of holes - var scope = this; - - var shapesOffset = this.vertices.length; - - var shapePoints = shape.extractPoints( curveSegments ); - - var vertices = shapePoints.shape; - var holes = shapePoints.holes; - - var reverse = ! ShapeUtils.isClockWise( vertices ); - - if ( reverse ) { - - vertices = vertices.reverse(); - - // Maybe we should also check if holes are in the opposite direction, just to be safe ... - - for ( h = 0, hl = holes.length; h < hl; h ++ ) { - - ahole = holes[ h ]; - - if ( ShapeUtils.isClockWise( ahole ) ) { - - holes[ h ] = ahole.reverse(); - - } - - } - - reverse = false; // If vertices are in order now, we shouldn't need to worry about them again (hopefully)! - - } - - - var faces = ShapeUtils.triangulateShape( vertices, holes ); - - /* Vertices */ - - var contour = vertices; // vertices has all points but contour has only points of circumference - - for ( h = 0, hl = holes.length; h < hl; h ++ ) { - - ahole = holes[ h ]; - - vertices = vertices.concat( ahole ); - - } - - - function scalePt2( pt, vec, size ) { - - if ( ! vec ) console.error( "THREE.ExtrudeGeometry: vec does not exist" ); - - return vec.clone().multiplyScalar( size ).add( pt ); - - } - - var b, bs, t, z, - vert, vlen = vertices.length, - face, flen = faces.length; - - - // Find directions for point movement - - - function getBevelVec( inPt, inPrev, inNext ) { - - // computes for inPt the corresponding point inPt' on a new contour - // shifted by 1 unit (length of normalized vector) to the left - // if we walk along contour clockwise, this new contour is outside the old one - // - // inPt' is the intersection of the two lines parallel to the two - // adjacent edges of inPt at a distance of 1 unit on the left side. - - var v_trans_x, v_trans_y, shrink_by = 1; // resulting translation vector for inPt - - // good reading for geometry algorithms (here: line-line intersection) - // http://geomalgorithms.com/a05-_intersect-1.html - - var v_prev_x = inPt.x - inPrev.x, v_prev_y = inPt.y - inPrev.y; - var v_next_x = inNext.x - inPt.x, v_next_y = inNext.y - inPt.y; - - var v_prev_lensq = ( v_prev_x * v_prev_x + v_prev_y * v_prev_y ); - - // check for collinear edges - var collinear0 = ( v_prev_x * v_next_y - v_prev_y * v_next_x ); - - if ( Math.abs( collinear0 ) > Number.EPSILON ) { - - // not collinear - - // length of vectors for normalizing - - var v_prev_len = Math.sqrt( v_prev_lensq ); - var v_next_len = Math.sqrt( v_next_x * v_next_x + v_next_y * v_next_y ); - - // shift adjacent points by unit vectors to the left - - var ptPrevShift_x = ( inPrev.x - v_prev_y / v_prev_len ); - var ptPrevShift_y = ( inPrev.y + v_prev_x / v_prev_len ); - - var ptNextShift_x = ( inNext.x - v_next_y / v_next_len ); - var ptNextShift_y = ( inNext.y + v_next_x / v_next_len ); - - // scaling factor for v_prev to intersection point - - var sf = ( ( ptNextShift_x - ptPrevShift_x ) * v_next_y - - ( ptNextShift_y - ptPrevShift_y ) * v_next_x ) / - ( v_prev_x * v_next_y - v_prev_y * v_next_x ); - - // vector from inPt to intersection point - - v_trans_x = ( ptPrevShift_x + v_prev_x * sf - inPt.x ); - v_trans_y = ( ptPrevShift_y + v_prev_y * sf - inPt.y ); - - // Don't normalize!, otherwise sharp corners become ugly - // but prevent crazy spikes - var v_trans_lensq = ( v_trans_x * v_trans_x + v_trans_y * v_trans_y ); - if ( v_trans_lensq <= 2 ) { - - return new Vector2( v_trans_x, v_trans_y ); - - } else { - - shrink_by = Math.sqrt( v_trans_lensq / 2 ); - - } - - } else { - - // handle special case of collinear edges - - var direction_eq = false; // assumes: opposite - if ( v_prev_x > Number.EPSILON ) { - - if ( v_next_x > Number.EPSILON ) { - - direction_eq = true; - - } - - } else { - - if ( v_prev_x < - Number.EPSILON ) { - - if ( v_next_x < - Number.EPSILON ) { - - direction_eq = true; - - } - - } else { - - if ( Math.sign( v_prev_y ) === Math.sign( v_next_y ) ) { - - direction_eq = true; - - } - - } - - } - - if ( direction_eq ) { - - // console.log("Warning: lines are a straight sequence"); - v_trans_x = - v_prev_y; - v_trans_y = v_prev_x; - shrink_by = Math.sqrt( v_prev_lensq ); - - } else { - - // console.log("Warning: lines are a straight spike"); - v_trans_x = v_prev_x; - v_trans_y = v_prev_y; - shrink_by = Math.sqrt( v_prev_lensq / 2 ); - - } - - } - - return new Vector2( v_trans_x / shrink_by, v_trans_y / shrink_by ); - - } - - - var contourMovements = []; - - for ( var i = 0, il = contour.length, j = il - 1, k = i + 1; i < il; i ++, j ++, k ++ ) { - - if ( j === il ) j = 0; - if ( k === il ) k = 0; - - // (j)---(i)---(k) - // console.log('i,j,k', i, j , k) - - contourMovements[ i ] = getBevelVec( contour[ i ], contour[ j ], contour[ k ] ); - - } - - var holesMovements = [], oneHoleMovements, verticesMovements = contourMovements.concat(); - - for ( h = 0, hl = holes.length; h < hl; h ++ ) { - - ahole = holes[ h ]; - - oneHoleMovements = []; - - for ( i = 0, il = ahole.length, j = il - 1, k = i + 1; i < il; i ++, j ++, k ++ ) { - - if ( j === il ) j = 0; - if ( k === il ) k = 0; - - // (j)---(i)---(k) - oneHoleMovements[ i ] = getBevelVec( ahole[ i ], ahole[ j ], ahole[ k ] ); - - } - - holesMovements.push( oneHoleMovements ); - verticesMovements = verticesMovements.concat( oneHoleMovements ); - - } - - - // Loop bevelSegments, 1 for the front, 1 for the back - - for ( b = 0; b < bevelSegments; b ++ ) { - - //for ( b = bevelSegments; b > 0; b -- ) { - - t = b / bevelSegments; - z = bevelThickness * Math.cos( t * Math.PI / 2 ); - bs = bevelSize * Math.sin( t * Math.PI / 2 ); - - // contract shape - - for ( i = 0, il = contour.length; i < il; i ++ ) { - - vert = scalePt2( contour[ i ], contourMovements[ i ], bs ); - - v( vert.x, vert.y, - z ); - - } - - // expand holes - - for ( h = 0, hl = holes.length; h < hl; h ++ ) { - - ahole = holes[ h ]; - oneHoleMovements = holesMovements[ h ]; - - for ( i = 0, il = ahole.length; i < il; i ++ ) { - - vert = scalePt2( ahole[ i ], oneHoleMovements[ i ], bs ); - - v( vert.x, vert.y, - z ); - - } - - } - - } - - bs = bevelSize; - - // Back facing vertices - - for ( i = 0; i < vlen; i ++ ) { - - vert = bevelEnabled ? scalePt2( vertices[ i ], verticesMovements[ i ], bs ) : vertices[ i ]; - - if ( ! extrudeByPath ) { - - v( vert.x, vert.y, 0 ); - - } else { - - // v( vert.x, vert.y + extrudePts[ 0 ].y, extrudePts[ 0 ].x ); - - normal.copy( splineTube.normals[ 0 ] ).multiplyScalar( vert.x ); - binormal.copy( splineTube.binormals[ 0 ] ).multiplyScalar( vert.y ); - - position2.copy( extrudePts[ 0 ] ).add( normal ).add( binormal ); - - v( position2.x, position2.y, position2.z ); - - } - - } - - // Add stepped vertices... - // Including front facing vertices - - var s; - - for ( s = 1; s <= steps; s ++ ) { - - for ( i = 0; i < vlen; i ++ ) { - - vert = bevelEnabled ? scalePt2( vertices[ i ], verticesMovements[ i ], bs ) : vertices[ i ]; - - if ( ! extrudeByPath ) { - - v( vert.x, vert.y, amount / steps * s ); - - } else { - - // v( vert.x, vert.y + extrudePts[ s - 1 ].y, extrudePts[ s - 1 ].x ); - - normal.copy( splineTube.normals[ s ] ).multiplyScalar( vert.x ); - binormal.copy( splineTube.binormals[ s ] ).multiplyScalar( vert.y ); - - position2.copy( extrudePts[ s ] ).add( normal ).add( binormal ); - - v( position2.x, position2.y, position2.z ); - - } - - } - - } - - - // Add bevel segments planes - - //for ( b = 1; b <= bevelSegments; b ++ ) { - for ( b = bevelSegments - 1; b >= 0; b -- ) { - - t = b / bevelSegments; - z = bevelThickness * Math.cos ( t * Math.PI / 2 ); - bs = bevelSize * Math.sin( t * Math.PI / 2 ); - - // contract shape - - for ( i = 0, il = contour.length; i < il; i ++ ) { - - vert = scalePt2( contour[ i ], contourMovements[ i ], bs ); - v( vert.x, vert.y, amount + z ); - - } - - // expand holes - - for ( h = 0, hl = holes.length; h < hl; h ++ ) { - - ahole = holes[ h ]; - oneHoleMovements = holesMovements[ h ]; - - for ( i = 0, il = ahole.length; i < il; i ++ ) { - - vert = scalePt2( ahole[ i ], oneHoleMovements[ i ], bs ); - - if ( ! extrudeByPath ) { - - v( vert.x, vert.y, amount + z ); - - } else { - - v( vert.x, vert.y + extrudePts[ steps - 1 ].y, extrudePts[ steps - 1 ].x + z ); - - } - - } - - } - - } - - /* Faces */ - - // Top and bottom faces - - buildLidFaces(); - - // Sides faces - - buildSideFaces(); - - - ///// Internal functions - - function buildLidFaces() { - - if ( bevelEnabled ) { - - var layer = 0; // steps + 1 - var offset = vlen * layer; - - // Bottom faces - - for ( i = 0; i < flen; i ++ ) { - - face = faces[ i ]; - f3( face[ 2 ] + offset, face[ 1 ] + offset, face[ 0 ] + offset ); - - } - - layer = steps + bevelSegments * 2; - offset = vlen * layer; - - // Top faces - - for ( i = 0; i < flen; i ++ ) { - - face = faces[ i ]; - f3( face[ 0 ] + offset, face[ 1 ] + offset, face[ 2 ] + offset ); - - } - - } else { - - // Bottom faces - - for ( i = 0; i < flen; i ++ ) { - - face = faces[ i ]; - f3( face[ 2 ], face[ 1 ], face[ 0 ] ); - - } - - // Top faces - - for ( i = 0; i < flen; i ++ ) { - - face = faces[ i ]; - f3( face[ 0 ] + vlen * steps, face[ 1 ] + vlen * steps, face[ 2 ] + vlen * steps ); - - } - - } - - } - - // Create faces for the z-sides of the shape - - function buildSideFaces() { - - var layeroffset = 0; - sidewalls( contour, layeroffset ); - layeroffset += contour.length; - - for ( h = 0, hl = holes.length; h < hl; h ++ ) { - - ahole = holes[ h ]; - sidewalls( ahole, layeroffset ); - - //, true - layeroffset += ahole.length; - - } - - } - - function sidewalls( contour, layeroffset ) { - - var j, k; - i = contour.length; - - while ( -- i >= 0 ) { - - j = i; - k = i - 1; - if ( k < 0 ) k = contour.length - 1; - - //console.log('b', i,j, i-1, k,vertices.length); - - var s = 0, sl = steps + bevelSegments * 2; - - for ( s = 0; s < sl; s ++ ) { - - var slen1 = vlen * s; - var slen2 = vlen * ( s + 1 ); - - var a = layeroffset + j + slen1, - b = layeroffset + k + slen1, - c = layeroffset + k + slen2, - d = layeroffset + j + slen2; - - f4( a, b, c, d, contour, s, sl, j, k ); - - } - - } - - } - - - function v( x, y, z ) { - - scope.vertices.push( new Vector3( x, y, z ) ); - - } - - function f3( a, b, c ) { - - a += shapesOffset; - b += shapesOffset; - c += shapesOffset; - - scope.faces.push( new Face3( a, b, c, null, null, 0 ) ); - - var uvs = uvgen.generateTopUV( scope, a, b, c ); - - scope.faceVertexUvs[ 0 ].push( uvs ); - - } - - function f4( a, b, c, d, wallContour, stepIndex, stepsLength, contourIndex1, contourIndex2 ) { - - a += shapesOffset; - b += shapesOffset; - c += shapesOffset; - d += shapesOffset; - - scope.faces.push( new Face3( a, b, d, null, null, 1 ) ); - scope.faces.push( new Face3( b, c, d, null, null, 1 ) ); - - var uvs = uvgen.generateSideWallUV( scope, a, b, c, d ); - - scope.faceVertexUvs[ 0 ].push( [ uvs[ 0 ], uvs[ 1 ], uvs[ 3 ] ] ); - scope.faceVertexUvs[ 0 ].push( [ uvs[ 1 ], uvs[ 2 ], uvs[ 3 ] ] ); - - } - - }; - - ExtrudeGeometry.WorldUVGenerator = { - - generateTopUV: function ( geometry, indexA, indexB, indexC ) { - - var vertices = geometry.vertices; - - var a = vertices[ indexA ]; - var b = vertices[ indexB ]; - var c = vertices[ indexC ]; - - return [ - new Vector2( a.x, a.y ), - new Vector2( b.x, b.y ), - new Vector2( c.x, c.y ) - ]; - - }, - - generateSideWallUV: function ( geometry, indexA, indexB, indexC, indexD ) { - - var vertices = geometry.vertices; - - var a = vertices[ indexA ]; - var b = vertices[ indexB ]; - var c = vertices[ indexC ]; - var d = vertices[ indexD ]; - - if ( Math.abs( a.y - b.y ) < 0.01 ) { - - return [ - new Vector2( a.x, 1 - a.z ), - new Vector2( b.x, 1 - b.z ), - new Vector2( c.x, 1 - c.z ), - new Vector2( d.x, 1 - d.z ) - ]; - - } else { - - return [ - new Vector2( a.y, 1 - a.z ), - new Vector2( b.y, 1 - b.z ), - new Vector2( c.y, 1 - c.z ), - new Vector2( d.y, 1 - d.z ) - ]; - - } - - } - }; - - /** - * @author zz85 / http://www.lab4games.net/zz85/blog - * @author alteredq / http://alteredqualia.com/ - * - * Text = 3D Text - * - * parameters = { - * font: , // font - * - * size: , // size of the text - * height: , // thickness to extrude text - * curveSegments: , // number of points on the curves - * - * bevelEnabled: , // turn on bevel - * bevelThickness: , // how deep into text bevel goes - * bevelSize: // how far from text outline is bevel - * } - */ - - function TextGeometry( text, parameters ) { - - parameters = parameters || {}; - - var font = parameters.font; - - if ( ( font && font.isFont ) === false ) { - - console.error( 'THREE.TextGeometry: font parameter is not an instance of THREE.Font.' ); - return new Geometry(); - - } - - var shapes = font.generateShapes( text, parameters.size, parameters.curveSegments ); - - // translate parameters to ExtrudeGeometry API - - parameters.amount = parameters.height !== undefined ? parameters.height : 50; - - // defaults - - if ( parameters.bevelThickness === undefined ) parameters.bevelThickness = 10; - if ( parameters.bevelSize === undefined ) parameters.bevelSize = 8; - if ( parameters.bevelEnabled === undefined ) parameters.bevelEnabled = false; - - ExtrudeGeometry.call( this, shapes, parameters ); - - this.type = 'TextGeometry'; - - } - - TextGeometry.prototype = Object.create( ExtrudeGeometry.prototype ); - TextGeometry.prototype.constructor = TextGeometry; - - /** - * @author mrdoob / http://mrdoob.com/ - */ - - function SphereGeometry( radius, widthSegments, heightSegments, phiStart, phiLength, thetaStart, thetaLength ) { - - Geometry.call( this ); - - this.type = 'SphereGeometry'; - - this.parameters = { - radius: radius, - widthSegments: widthSegments, - heightSegments: heightSegments, - phiStart: phiStart, - phiLength: phiLength, - thetaStart: thetaStart, - thetaLength: thetaLength - }; - - this.fromBufferGeometry( new SphereBufferGeometry( radius, widthSegments, heightSegments, phiStart, phiLength, thetaStart, thetaLength ) ); - - } - - SphereGeometry.prototype = Object.create( Geometry.prototype ); - SphereGeometry.prototype.constructor = SphereGeometry; - - /** - * @author benaadams / https://twitter.com/ben_a_adams - * @author Mugen87 / https://github.com/Mugen87 - */ - - function SphereBufferGeometry( radius, widthSegments, heightSegments, phiStart, phiLength, thetaStart, thetaLength ) { - - BufferGeometry.call( this ); - - this.type = 'SphereBufferGeometry'; - - this.parameters = { - radius: radius, - widthSegments: widthSegments, - heightSegments: heightSegments, - phiStart: phiStart, - phiLength: phiLength, - thetaStart: thetaStart, - thetaLength: thetaLength - }; - - radius = radius || 50; - - widthSegments = Math.max( 3, Math.floor( widthSegments ) || 8 ); - heightSegments = Math.max( 2, Math.floor( heightSegments ) || 6 ); - - phiStart = phiStart !== undefined ? phiStart : 0; - phiLength = phiLength !== undefined ? phiLength : Math.PI * 2; - - thetaStart = thetaStart !== undefined ? thetaStart : 0; - thetaLength = thetaLength !== undefined ? thetaLength : Math.PI; - - var thetaEnd = thetaStart + thetaLength; - - var ix, iy; - - var index = 0; - var grid = []; - - var vertex = new Vector3(); - var normal = new Vector3(); - - // buffers - - var indices = []; - var vertices = []; - var normals = []; - var uvs = []; - - // generate vertices, normals and uvs - - for ( iy = 0; iy <= heightSegments; iy ++ ) { - - var verticesRow = []; - - var v = iy / heightSegments; - - for ( ix = 0; ix <= widthSegments; ix ++ ) { - - var u = ix / widthSegments; - - // vertex - - vertex.x = - radius * Math.cos( phiStart + u * phiLength ) * Math.sin( thetaStart + v * thetaLength ); - vertex.y = radius * Math.cos( thetaStart + v * thetaLength ); - vertex.z = radius * Math.sin( phiStart + u * phiLength ) * Math.sin( thetaStart + v * thetaLength ); - - vertices.push( vertex.x, vertex.y, vertex.z ); - - // normal - - normal.set( vertex.x, vertex.y, vertex.z ).normalize(); - normals.push( normal.x, normal.y, normal.z ); - - // uv - - uvs.push( u, 1 - v ); - - verticesRow.push( index ++ ); - - } - - grid.push( verticesRow ); - - } - - // indices - - for ( iy = 0; iy < heightSegments; iy ++ ) { - - for ( ix = 0; ix < widthSegments; ix ++ ) { - - var a = grid[ iy ][ ix + 1 ]; - var b = grid[ iy ][ ix ]; - var c = grid[ iy + 1 ][ ix ]; - var d = grid[ iy + 1 ][ ix + 1 ]; - - if ( iy !== 0 || thetaStart > 0 ) indices.push( a, b, d ); - if ( iy !== heightSegments - 1 || thetaEnd < Math.PI ) indices.push( b, c, d ); - - } - - } - - // build geometry - - this.setIndex( indices ); - this.addAttribute( 'position', new Float32BufferAttribute( vertices, 3 ) ); - this.addAttribute( 'normal', new Float32BufferAttribute( normals, 3 ) ); - this.addAttribute( 'uv', new Float32BufferAttribute( uvs, 2 ) ); - - } - - SphereBufferGeometry.prototype = Object.create( BufferGeometry.prototype ); - SphereBufferGeometry.prototype.constructor = SphereBufferGeometry; - - /** - * @author Kaleb Murphy - */ - - function RingGeometry( innerRadius, outerRadius, thetaSegments, phiSegments, thetaStart, thetaLength ) { - - Geometry.call( this ); - - this.type = 'RingGeometry'; - - this.parameters = { - innerRadius: innerRadius, - outerRadius: outerRadius, - thetaSegments: thetaSegments, - phiSegments: phiSegments, - thetaStart: thetaStart, - thetaLength: thetaLength - }; - - this.fromBufferGeometry( new RingBufferGeometry( innerRadius, outerRadius, thetaSegments, phiSegments, thetaStart, thetaLength ) ); - - } - - RingGeometry.prototype = Object.create( Geometry.prototype ); - RingGeometry.prototype.constructor = RingGeometry; - - /** - * @author Mugen87 / https://github.com/Mugen87 - */ - - function RingBufferGeometry( innerRadius, outerRadius, thetaSegments, phiSegments, thetaStart, thetaLength ) { - - BufferGeometry.call( this ); - - this.type = 'RingBufferGeometry'; - - this.parameters = { - innerRadius: innerRadius, - outerRadius: outerRadius, - thetaSegments: thetaSegments, - phiSegments: phiSegments, - thetaStart: thetaStart, - thetaLength: thetaLength - }; - - innerRadius = innerRadius || 20; - outerRadius = outerRadius || 50; - - thetaStart = thetaStart !== undefined ? thetaStart : 0; - thetaLength = thetaLength !== undefined ? thetaLength : Math.PI * 2; - - thetaSegments = thetaSegments !== undefined ? Math.max( 3, thetaSegments ) : 8; - phiSegments = phiSegments !== undefined ? Math.max( 1, phiSegments ) : 1; - - // buffers - - var indices = []; - var vertices = []; - var normals = []; - var uvs = []; - - // some helper variables - - var segment; - var radius = innerRadius; - var radiusStep = ( ( outerRadius - innerRadius ) / phiSegments ); - var vertex = new Vector3(); - var uv = new Vector2(); - var j, i; - - // generate vertices, normals and uvs - - for ( j = 0; j <= phiSegments; j ++ ) { - - for ( i = 0; i <= thetaSegments; i ++ ) { - - // values are generate from the inside of the ring to the outside - - segment = thetaStart + i / thetaSegments * thetaLength; - - // vertex - - vertex.x = radius * Math.cos( segment ); - vertex.y = radius * Math.sin( segment ); - - vertices.push( vertex.x, vertex.y, vertex.z ); - - // normal - - normals.push( 0, 0, 1 ); - - // uv - - uv.x = ( vertex.x / outerRadius + 1 ) / 2; - uv.y = ( vertex.y / outerRadius + 1 ) / 2; - - uvs.push( uv.x, uv.y ); - - } - - // increase the radius for next row of vertices - - radius += radiusStep; - - } - - // indices - - for ( j = 0; j < phiSegments; j ++ ) { - - var thetaSegmentLevel = j * ( thetaSegments + 1 ); - - for ( i = 0; i < thetaSegments; i ++ ) { - - segment = i + thetaSegmentLevel; - - var a = segment; - var b = segment + thetaSegments + 1; - var c = segment + thetaSegments + 2; - var d = segment + 1; - - // faces - - indices.push( a, b, d ); - indices.push( b, c, d ); - - } - - } - - // build geometry - - this.setIndex( indices ); - this.addAttribute( 'position', new Float32BufferAttribute( vertices, 3 ) ); - this.addAttribute( 'normal', new Float32BufferAttribute( normals, 3 ) ); - this.addAttribute( 'uv', new Float32BufferAttribute( uvs, 2 ) ); - - } - - RingBufferGeometry.prototype = Object.create( BufferGeometry.prototype ); - RingBufferGeometry.prototype.constructor = RingBufferGeometry; - - /** - * @author astrodud / http://astrodud.isgreat.org/ - * @author zz85 / https://github.com/zz85 - * @author bhouston / http://clara.io - */ - - // points - to create a closed torus, one must use a set of points - // like so: [ a, b, c, d, a ], see first is the same as last. - // segments - the number of circumference segments to create - // phiStart - the starting radian - // phiLength - the radian (0 to 2PI) range of the lathed section - // 2PI is a closed lathe, less than 2PI is a portion. - - function LatheGeometry( points, segments, phiStart, phiLength ) { - - Geometry.call( this ); - - this.type = 'LatheGeometry'; - - this.parameters = { - points: points, - segments: segments, - phiStart: phiStart, - phiLength: phiLength - }; - - this.fromBufferGeometry( new LatheBufferGeometry( points, segments, phiStart, phiLength ) ); - this.mergeVertices(); - - } - - LatheGeometry.prototype = Object.create( Geometry.prototype ); - LatheGeometry.prototype.constructor = LatheGeometry; - - /** - * @author Mugen87 / https://github.com/Mugen87 - */ - - function LatheBufferGeometry( points, segments, phiStart, phiLength ) { - - BufferGeometry.call( this ); - - this.type = 'LatheBufferGeometry'; - - this.parameters = { - points: points, - segments: segments, - phiStart: phiStart, - phiLength: phiLength - }; - - segments = Math.floor( segments ) || 12; - phiStart = phiStart || 0; - phiLength = phiLength || Math.PI * 2; - - // clamp phiLength so it's in range of [ 0, 2PI ] - - phiLength = _Math.clamp( phiLength, 0, Math.PI * 2 ); - - - // buffers - - var indices = []; - var vertices = []; - var uvs = []; - - // helper variables - - var base; - var inverseSegments = 1.0 / segments; - var vertex = new Vector3(); - var uv = new Vector2(); - var i, j; - - // generate vertices and uvs - - for ( i = 0; i <= segments; i ++ ) { - - var phi = phiStart + i * inverseSegments * phiLength; - - var sin = Math.sin( phi ); - var cos = Math.cos( phi ); - - for ( j = 0; j <= ( points.length - 1 ); j ++ ) { - - // vertex - - vertex.x = points[ j ].x * sin; - vertex.y = points[ j ].y; - vertex.z = points[ j ].x * cos; - - vertices.push( vertex.x, vertex.y, vertex.z ); - - // uv - - uv.x = i / segments; - uv.y = j / ( points.length - 1 ); - - uvs.push( uv.x, uv.y ); - - - } - - } - - // indices - - for ( i = 0; i < segments; i ++ ) { - - for ( j = 0; j < ( points.length - 1 ); j ++ ) { - - base = j + i * points.length; - - var a = base; - var b = base + points.length; - var c = base + points.length + 1; - var d = base + 1; - - // faces - - indices.push( a, b, d ); - indices.push( b, c, d ); - - } - - } - - // build geometry - - this.setIndex( indices ); - this.addAttribute( 'position', new Float32BufferAttribute( vertices, 3 ) ); - this.addAttribute( 'uv', new Float32BufferAttribute( uvs, 2 ) ); - - // generate normals - - this.computeVertexNormals(); - - // if the geometry is closed, we need to average the normals along the seam. - // because the corresponding vertices are identical (but still have different UVs). - - if ( phiLength === Math.PI * 2 ) { - - var normals = this.attributes.normal.array; - var n1 = new Vector3(); - var n2 = new Vector3(); - var n = new Vector3(); - - // this is the buffer offset for the last line of vertices - - base = segments * points.length * 3; - - for ( i = 0, j = 0; i < points.length; i ++, j += 3 ) { - - // select the normal of the vertex in the first line - - n1.x = normals[ j + 0 ]; - n1.y = normals[ j + 1 ]; - n1.z = normals[ j + 2 ]; - - // select the normal of the vertex in the last line - - n2.x = normals[ base + j + 0 ]; - n2.y = normals[ base + j + 1 ]; - n2.z = normals[ base + j + 2 ]; - - // average normals - - n.addVectors( n1, n2 ).normalize(); - - // assign the new values to both normals - - normals[ j + 0 ] = normals[ base + j + 0 ] = n.x; - normals[ j + 1 ] = normals[ base + j + 1 ] = n.y; - normals[ j + 2 ] = normals[ base + j + 2 ] = n.z; - - } - - } - - } - - LatheBufferGeometry.prototype = Object.create( BufferGeometry.prototype ); - LatheBufferGeometry.prototype.constructor = LatheBufferGeometry; - - /** - * @author jonobr1 / http://jonobr1.com - */ - - function ShapeGeometry( shapes, curveSegments ) { - - Geometry.call( this ); - - this.type = 'ShapeGeometry'; - - if ( typeof curveSegments === 'object' ) { - - console.warn( 'THREE.ShapeGeometry: Options parameter has been removed.' ); - - curveSegments = curveSegments.curveSegments; - - } - - this.parameters = { - shapes: shapes, - curveSegments: curveSegments - }; - - this.fromBufferGeometry( new ShapeBufferGeometry( shapes, curveSegments ) ); - this.mergeVertices(); - - } - - ShapeGeometry.prototype = Object.create( Geometry.prototype ); - ShapeGeometry.prototype.constructor = ShapeGeometry; - - /** - * @author Mugen87 / https://github.com/Mugen87 - */ - - function ShapeBufferGeometry( shapes, curveSegments ) { - - BufferGeometry.call( this ); - - this.type = 'ShapeBufferGeometry'; - - this.parameters = { - shapes: shapes, - curveSegments: curveSegments - }; - - curveSegments = curveSegments || 12; - - // buffers - - var indices = []; - var vertices = []; - var normals = []; - var uvs = []; - - // helper variables - - var groupStart = 0; - var groupCount = 0; - - // allow single and array values for "shapes" parameter - - if ( Array.isArray( shapes ) === false ) { - - addShape( shapes ); - - } else { - - for ( var i = 0; i < shapes.length; i ++ ) { - - addShape( shapes[ i ] ); - - this.addGroup( groupStart, groupCount, i ); // enables MultiMaterial support - - groupStart += groupCount; - groupCount = 0; - - } - - } - - // build geometry - - this.setIndex( indices ); - this.addAttribute( 'position', new Float32BufferAttribute( vertices, 3 ) ); - this.addAttribute( 'normal', new Float32BufferAttribute( normals, 3 ) ); - this.addAttribute( 'uv', new Float32BufferAttribute( uvs, 2 ) ); - - - // helper functions - - function addShape( shape ) { - - var i, l, shapeHole; - - var indexOffset = vertices.length / 3; - var points = shape.extractPoints( curveSegments ); - - var shapeVertices = points.shape; - var shapeHoles = points.holes; - - // check direction of vertices - - if ( ShapeUtils.isClockWise( shapeVertices ) === false ) { - - shapeVertices = shapeVertices.reverse(); - - // also check if holes are in the opposite direction - - for ( i = 0, l = shapeHoles.length; i < l; i ++ ) { - - shapeHole = shapeHoles[ i ]; - - if ( ShapeUtils.isClockWise( shapeHole ) === true ) { - - shapeHoles[ i ] = shapeHole.reverse(); - - } - - } - - } - - var faces = ShapeUtils.triangulateShape( shapeVertices, shapeHoles ); - - // join vertices of inner and outer paths to a single array - - for ( i = 0, l = shapeHoles.length; i < l; i ++ ) { - - shapeHole = shapeHoles[ i ]; - shapeVertices = shapeVertices.concat( shapeHole ); - - } - - // vertices, normals, uvs - - for ( i = 0, l = shapeVertices.length; i < l; i ++ ) { - - var vertex = shapeVertices[ i ]; - - vertices.push( vertex.x, vertex.y, 0 ); - normals.push( 0, 0, 1 ); - uvs.push( vertex.x, vertex.y ); // world uvs - - } - - // incides - - for ( i = 0, l = faces.length; i < l; i ++ ) { - - var face = faces[ i ]; - - var a = face[ 0 ] + indexOffset; - var b = face[ 1 ] + indexOffset; - var c = face[ 2 ] + indexOffset; - - indices.push( a, b, c ); - groupCount += 3; - - } - - } - - } - - ShapeBufferGeometry.prototype = Object.create( BufferGeometry.prototype ); - ShapeBufferGeometry.prototype.constructor = ShapeBufferGeometry; - - /** - * @author WestLangley / http://github.com/WestLangley - * @author Mugen87 / https://github.com/Mugen87 - */ - - function EdgesGeometry( geometry, thresholdAngle ) { - - BufferGeometry.call( this ); - - this.type = 'EdgesGeometry'; - - this.parameters = { - thresholdAngle: thresholdAngle - }; - - thresholdAngle = ( thresholdAngle !== undefined ) ? thresholdAngle : 1; - - // buffer - - var vertices = []; - - // helper variables - - var thresholdDot = Math.cos( _Math.DEG2RAD * thresholdAngle ); - var edge = [ 0, 0 ], edges = {}; - var key, keys = [ 'a', 'b', 'c' ]; - - // prepare source geometry - - var geometry2; - - if ( geometry.isBufferGeometry ) { - - geometry2 = new Geometry(); - geometry2.fromBufferGeometry( geometry ); - - } else { - - geometry2 = geometry.clone(); - - } - - geometry2.mergeVertices(); - geometry2.computeFaceNormals(); - - var sourceVertices = geometry2.vertices; - var faces = geometry2.faces; - - // now create a data structure where each entry represents an edge with its adjoining faces - - for ( var i = 0, l = faces.length; i < l; i ++ ) { - - var face = faces[ i ]; - - for ( var j = 0; j < 3; j ++ ) { - - edge[ 0 ] = face[ keys[ j ] ]; - edge[ 1 ] = face[ keys[ ( j + 1 ) % 3 ] ]; - edge.sort( sortFunction ); - - key = edge.toString(); - - if ( edges[ key ] === undefined ) { - - edges[ key ] = { index1: edge[ 0 ], index2: edge[ 1 ], face1: i, face2: undefined }; - - } else { - - edges[ key ].face2 = i; - - } - - } - - } - - // generate vertices - - for ( key in edges ) { - - var e = edges[ key ]; - - // an edge is only rendered if the angle (in degrees) between the face normals of the adjoining faces exceeds this value. default = 1 degree. - - if ( e.face2 === undefined || faces[ e.face1 ].normal.dot( faces[ e.face2 ].normal ) <= thresholdDot ) { - - var vertex = sourceVertices[ e.index1 ]; - vertices.push( vertex.x, vertex.y, vertex.z ); - - vertex = sourceVertices[ e.index2 ]; - vertices.push( vertex.x, vertex.y, vertex.z ); - - } - - } - - // build geometry - - this.addAttribute( 'position', new Float32BufferAttribute( vertices, 3 ) ); - - // custom array sort function - - function sortFunction( a, b ) { - - return a - b; - - } - - } - - EdgesGeometry.prototype = Object.create( BufferGeometry.prototype ); - EdgesGeometry.prototype.constructor = EdgesGeometry; - - /** - * @author mrdoob / http://mrdoob.com/ - */ - - function CylinderGeometry( radiusTop, radiusBottom, height, radialSegments, heightSegments, openEnded, thetaStart, thetaLength ) { - - Geometry.call( this ); - - this.type = 'CylinderGeometry'; - - this.parameters = { - radiusTop: radiusTop, - radiusBottom: radiusBottom, - height: height, - radialSegments: radialSegments, - heightSegments: heightSegments, - openEnded: openEnded, - thetaStart: thetaStart, - thetaLength: thetaLength - }; - - this.fromBufferGeometry( new CylinderBufferGeometry( radiusTop, radiusBottom, height, radialSegments, heightSegments, openEnded, thetaStart, thetaLength ) ); - this.mergeVertices(); - - } - - CylinderGeometry.prototype = Object.create( Geometry.prototype ); - CylinderGeometry.prototype.constructor = CylinderGeometry; - - /** - * @author Mugen87 / https://github.com/Mugen87 - */ - - function CylinderBufferGeometry( radiusTop, radiusBottom, height, radialSegments, heightSegments, openEnded, thetaStart, thetaLength ) { - - BufferGeometry.call( this ); - - this.type = 'CylinderBufferGeometry'; - - this.parameters = { - radiusTop: radiusTop, - radiusBottom: radiusBottom, - height: height, - radialSegments: radialSegments, - heightSegments: heightSegments, - openEnded: openEnded, - thetaStart: thetaStart, - thetaLength: thetaLength - }; - - var scope = this; - - radiusTop = radiusTop !== undefined ? radiusTop : 20; - radiusBottom = radiusBottom !== undefined ? radiusBottom : 20; - height = height !== undefined ? height : 100; - - radialSegments = Math.floor( radialSegments ) || 8; - heightSegments = Math.floor( heightSegments ) || 1; - - openEnded = openEnded !== undefined ? openEnded : false; - thetaStart = thetaStart !== undefined ? thetaStart : 0.0; - thetaLength = thetaLength !== undefined ? thetaLength : 2.0 * Math.PI; - - // buffers - - var indices = []; - var vertices = []; - var normals = []; - var uvs = []; - - // helper variables - - var index = 0; - var indexOffset = 0; - var indexArray = []; - var halfHeight = height / 2; - var groupStart = 0; - - // generate geometry - - generateTorso(); - - if ( openEnded === false ) { - - if ( radiusTop > 0 ) generateCap( true ); - if ( radiusBottom > 0 ) generateCap( false ); - - } - - // build geometry - - this.setIndex( indices ); - this.addAttribute( 'position', new Float32BufferAttribute( vertices, 3 ) ); - this.addAttribute( 'normal', new Float32BufferAttribute( normals, 3 ) ); - this.addAttribute( 'uv', new Float32BufferAttribute( uvs, 2 ) ); - - function generateTorso() { - - var x, y; - var normal = new Vector3(); - var vertex = new Vector3(); - - var groupCount = 0; - - // this will be used to calculate the normal - var slope = ( radiusBottom - radiusTop ) / height; - - // generate vertices, normals and uvs - - for ( y = 0; y <= heightSegments; y ++ ) { - - var indexRow = []; - - var v = y / heightSegments; - - // calculate the radius of the current row - - var radius = v * ( radiusBottom - radiusTop ) + radiusTop; - - for ( x = 0; x <= radialSegments; x ++ ) { - - var u = x / radialSegments; - - var theta = u * thetaLength + thetaStart; - - var sinTheta = Math.sin( theta ); - var cosTheta = Math.cos( theta ); - - // vertex - - vertex.x = radius * sinTheta; - vertex.y = - v * height + halfHeight; - vertex.z = radius * cosTheta; - vertices.push( vertex.x, vertex.y, vertex.z ); - - // normal - - normal.set( sinTheta, slope, cosTheta ).normalize(); - normals.push( normal.x, normal.y, normal.z ); - - // uv - - uvs.push( u, 1 - v ); - - // save index of vertex in respective row - - indexRow.push( index ++ ); - - } - - // now save vertices of the row in our index array - - indexArray.push( indexRow ); - - } - - // generate indices - - for ( x = 0; x < radialSegments; x ++ ) { - - for ( y = 0; y < heightSegments; y ++ ) { - - // we use the index array to access the correct indices - - var a = indexArray[ y ][ x ]; - var b = indexArray[ y + 1 ][ x ]; - var c = indexArray[ y + 1 ][ x + 1 ]; - var d = indexArray[ y ][ x + 1 ]; - - // faces - - indices.push( a, b, d ); - indices.push( b, c, d ); - - // update group counter - - groupCount += 6; - - } - - } - - // add a group to the geometry. this will ensure multi material support - - scope.addGroup( groupStart, groupCount, 0 ); - - // calculate new start value for groups - - groupStart += groupCount; - - } - - function generateCap( top ) { - - var x, centerIndexStart, centerIndexEnd; - - var uv = new Vector2(); - var vertex = new Vector3(); - - var groupCount = 0; - - var radius = ( top === true ) ? radiusTop : radiusBottom; - var sign = ( top === true ) ? 1 : - 1; - - // save the index of the first center vertex - centerIndexStart = index; - - // first we generate the center vertex data of the cap. - // because the geometry needs one set of uvs per face, - // we must generate a center vertex per face/segment - - for ( x = 1; x <= radialSegments; x ++ ) { - - // vertex - - vertices.push( 0, halfHeight * sign, 0 ); - - // normal - - normals.push( 0, sign, 0 ); - - // uv - - uvs.push( 0.5, 0.5 ); - - // increase index - - index ++; - - } - - // save the index of the last center vertex - - centerIndexEnd = index; - - // now we generate the surrounding vertices, normals and uvs - - for ( x = 0; x <= radialSegments; x ++ ) { - - var u = x / radialSegments; - var theta = u * thetaLength + thetaStart; - - var cosTheta = Math.cos( theta ); - var sinTheta = Math.sin( theta ); - - // vertex - - vertex.x = radius * sinTheta; - vertex.y = halfHeight * sign; - vertex.z = radius * cosTheta; - vertices.push( vertex.x, vertex.y, vertex.z ); - - // normal - - normals.push( 0, sign, 0 ); - - // uv - - uv.x = ( cosTheta * 0.5 ) + 0.5; - uv.y = ( sinTheta * 0.5 * sign ) + 0.5; - uvs.push( uv.x, uv.y ); - - // increase index - - index ++; - - } - - // generate indices - - for ( x = 0; x < radialSegments; x ++ ) { - - var c = centerIndexStart + x; - var i = centerIndexEnd + x; - - if ( top === true ) { - - // face top - - indices.push( i, i + 1, c ); - - } else { - - // face bottom - - indices.push( i + 1, i, c ); - - } - - groupCount += 3; - - } - - // add a group to the geometry. this will ensure multi material support - - scope.addGroup( groupStart, groupCount, top === true ? 1 : 2 ); - - // calculate new start value for groups - - groupStart += groupCount; - - } - - } - - CylinderBufferGeometry.prototype = Object.create( BufferGeometry.prototype ); - CylinderBufferGeometry.prototype.constructor = CylinderBufferGeometry; - - /** - * @author abelnation / http://github.com/abelnation - */ - - function ConeGeometry( radius, height, radialSegments, heightSegments, openEnded, thetaStart, thetaLength ) { - - CylinderGeometry.call( this, 0, radius, height, radialSegments, heightSegments, openEnded, thetaStart, thetaLength ); - - this.type = 'ConeGeometry'; - - this.parameters = { - radius: radius, - height: height, - radialSegments: radialSegments, - heightSegments: heightSegments, - openEnded: openEnded, - thetaStart: thetaStart, - thetaLength: thetaLength - }; - - } - - ConeGeometry.prototype = Object.create( CylinderGeometry.prototype ); - ConeGeometry.prototype.constructor = ConeGeometry; - - /** - * @author: abelnation / http://github.com/abelnation - */ - - function ConeBufferGeometry( radius, height, radialSegments, heightSegments, openEnded, thetaStart, thetaLength ) { - - CylinderBufferGeometry.call( this, 0, radius, height, radialSegments, heightSegments, openEnded, thetaStart, thetaLength ); - - this.type = 'ConeBufferGeometry'; - - this.parameters = { - radius: radius, - height: height, - radialSegments: radialSegments, - heightSegments: heightSegments, - openEnded: openEnded, - thetaStart: thetaStart, - thetaLength: thetaLength - }; - - } - - ConeBufferGeometry.prototype = Object.create( CylinderBufferGeometry.prototype ); - ConeBufferGeometry.prototype.constructor = ConeBufferGeometry; - - /** - * @author hughes - */ - - function CircleGeometry( radius, segments, thetaStart, thetaLength ) { - - Geometry.call( this ); - - this.type = 'CircleGeometry'; - - this.parameters = { - radius: radius, - segments: segments, - thetaStart: thetaStart, - thetaLength: thetaLength - }; - - this.fromBufferGeometry( new CircleBufferGeometry( radius, segments, thetaStart, thetaLength ) ); - - } - - CircleGeometry.prototype = Object.create( Geometry.prototype ); - CircleGeometry.prototype.constructor = CircleGeometry; - - /** - * @author benaadams / https://twitter.com/ben_a_adams - * @author Mugen87 / https://github.com/Mugen87 - */ - - function CircleBufferGeometry( radius, segments, thetaStart, thetaLength ) { - - BufferGeometry.call( this ); - - this.type = 'CircleBufferGeometry'; - - this.parameters = { - radius: radius, - segments: segments, - thetaStart: thetaStart, - thetaLength: thetaLength - }; - - radius = radius || 50; - segments = segments !== undefined ? Math.max( 3, segments ) : 8; - - thetaStart = thetaStart !== undefined ? thetaStart : 0; - thetaLength = thetaLength !== undefined ? thetaLength : Math.PI * 2; - - // buffers - - var indices = []; - var vertices = []; - var normals = []; - var uvs = []; - - // helper variables - - var i, s; - var vertex = new Vector3(); - var uv = new Vector2(); - - // center point - - vertices.push( 0, 0, 0 ); - normals.push( 0, 0, 1 ); - uvs.push( 0.5, 0.5 ); - - for ( s = 0, i = 3; s <= segments; s ++, i += 3 ) { - - var segment = thetaStart + s / segments * thetaLength; - - // vertex - - vertex.x = radius * Math.cos( segment ); - vertex.y = radius * Math.sin( segment ); - - vertices.push( vertex.x, vertex.y, vertex.z ); - - // normal - - normals.push( 0, 0, 1 ); - - // uvs - - uv.x = ( vertices[ i ] / radius + 1 ) / 2; - uv.y = ( vertices[ i + 1 ] / radius + 1 ) / 2; - - uvs.push( uv.x, uv.y ); - - } - - // indices - - for ( i = 1; i <= segments; i ++ ) { - - indices.push( i, i + 1, 0 ); - - } - - // build geometry - - this.setIndex( indices ); - this.addAttribute( 'position', new Float32BufferAttribute( vertices, 3 ) ); - this.addAttribute( 'normal', new Float32BufferAttribute( normals, 3 ) ); - this.addAttribute( 'uv', new Float32BufferAttribute( uvs, 2 ) ); - - } - - CircleBufferGeometry.prototype = Object.create( BufferGeometry.prototype ); - CircleBufferGeometry.prototype.constructor = CircleBufferGeometry; - - - - var Geometries = Object.freeze({ - WireframeGeometry: WireframeGeometry, - ParametricGeometry: ParametricGeometry, - ParametricBufferGeometry: ParametricBufferGeometry, - TetrahedronGeometry: TetrahedronGeometry, - TetrahedronBufferGeometry: TetrahedronBufferGeometry, - OctahedronGeometry: OctahedronGeometry, - OctahedronBufferGeometry: OctahedronBufferGeometry, - IcosahedronGeometry: IcosahedronGeometry, - IcosahedronBufferGeometry: IcosahedronBufferGeometry, - DodecahedronGeometry: DodecahedronGeometry, - DodecahedronBufferGeometry: DodecahedronBufferGeometry, - PolyhedronGeometry: PolyhedronGeometry, - PolyhedronBufferGeometry: PolyhedronBufferGeometry, - TubeGeometry: TubeGeometry, - TubeBufferGeometry: TubeBufferGeometry, - TorusKnotGeometry: TorusKnotGeometry, - TorusKnotBufferGeometry: TorusKnotBufferGeometry, - TorusGeometry: TorusGeometry, - TorusBufferGeometry: TorusBufferGeometry, - TextGeometry: TextGeometry, - SphereGeometry: SphereGeometry, - SphereBufferGeometry: SphereBufferGeometry, - RingGeometry: RingGeometry, - RingBufferGeometry: RingBufferGeometry, - PlaneGeometry: PlaneGeometry, - PlaneBufferGeometry: PlaneBufferGeometry, - LatheGeometry: LatheGeometry, - LatheBufferGeometry: LatheBufferGeometry, - ShapeGeometry: ShapeGeometry, - ShapeBufferGeometry: ShapeBufferGeometry, - ExtrudeGeometry: ExtrudeGeometry, - EdgesGeometry: EdgesGeometry, - ConeGeometry: ConeGeometry, - ConeBufferGeometry: ConeBufferGeometry, - CylinderGeometry: CylinderGeometry, - CylinderBufferGeometry: CylinderBufferGeometry, - CircleGeometry: CircleGeometry, - CircleBufferGeometry: CircleBufferGeometry, - BoxGeometry: BoxGeometry, - BoxBufferGeometry: BoxBufferGeometry - }); - - /** - * @author mrdoob / http://mrdoob.com/ - */ - - function ShadowMaterial() { - - ShaderMaterial.call( this, { - uniforms: UniformsUtils.merge( [ - UniformsLib.lights, - { - opacity: { value: 1.0 } - } - ] ), - vertexShader: ShaderChunk[ 'shadow_vert' ], - fragmentShader: ShaderChunk[ 'shadow_frag' ] - } ); - - this.lights = true; - this.transparent = true; - - Object.defineProperties( this, { - opacity: { - enumerable: true, - get: function () { - return this.uniforms.opacity.value; - }, - set: function ( value ) { - this.uniforms.opacity.value = value; - } - } - } ); - - } - - ShadowMaterial.prototype = Object.create( ShaderMaterial.prototype ); - ShadowMaterial.prototype.constructor = ShadowMaterial; - - ShadowMaterial.prototype.isShadowMaterial = true; - - /** - * @author mrdoob / http://mrdoob.com/ - */ - - function RawShaderMaterial( parameters ) { - - ShaderMaterial.call( this, parameters ); - - this.type = 'RawShaderMaterial'; - - } - - RawShaderMaterial.prototype = Object.create( ShaderMaterial.prototype ); - RawShaderMaterial.prototype.constructor = RawShaderMaterial; - - RawShaderMaterial.prototype.isRawShaderMaterial = true; - - /** - * @author mrdoob / http://mrdoob.com/ - */ - - function MultiMaterial( materials ) { - - this.uuid = _Math.generateUUID(); - - this.type = 'MultiMaterial'; - - this.materials = Array.isArray( materials ) ? materials : []; - - this.visible = true; - - } - - MultiMaterial.prototype = { - - constructor: MultiMaterial, - - isMultiMaterial: true, - - toJSON: function ( meta ) { - - var output = { - metadata: { - version: 4.2, - type: 'material', - generator: 'MaterialExporter' - }, - uuid: this.uuid, - type: this.type, - materials: [] - }; - - var materials = this.materials; - - for ( var i = 0, l = materials.length; i < l; i ++ ) { - - var material = materials[ i ].toJSON( meta ); - delete material.metadata; - - output.materials.push( material ); - - } - - output.visible = this.visible; - - return output; - - }, - - clone: function () { - - var material = new this.constructor(); - - for ( var i = 0; i < this.materials.length; i ++ ) { - - material.materials.push( this.materials[ i ].clone() ); - - } - - material.visible = this.visible; - - return material; - - } - - }; - - /** - * @author WestLangley / http://github.com/WestLangley - * - * parameters = { - * color: , - * roughness: , - * metalness: , - * opacity: , - * - * map: new THREE.Texture( ), - * - * lightMap: new THREE.Texture( ), - * lightMapIntensity: - * - * aoMap: new THREE.Texture( ), - * aoMapIntensity: - * - * emissive: , - * emissiveIntensity: - * emissiveMap: new THREE.Texture( ), - * - * bumpMap: new THREE.Texture( ), - * bumpScale: , - * - * normalMap: new THREE.Texture( ), - * normalScale: , - * - * displacementMap: new THREE.Texture( ), - * displacementScale: , - * displacementBias: , - * - * roughnessMap: new THREE.Texture( ), - * - * metalnessMap: new THREE.Texture( ), - * - * alphaMap: new THREE.Texture( ), - * - * envMap: new THREE.CubeTexture( [posx, negx, posy, negy, posz, negz] ), - * envMapIntensity: - * - * refractionRatio: , - * - * wireframe: , - * wireframeLinewidth: , - * - * skinning: , - * morphTargets: , - * morphNormals: - * } - */ - - function MeshStandardMaterial( parameters ) { - - Material.call( this ); - - this.defines = { 'STANDARD': '' }; - - this.type = 'MeshStandardMaterial'; - - this.color = new Color( 0xffffff ); // diffuse - this.roughness = 0.5; - this.metalness = 0.5; - - this.map = null; - - this.lightMap = null; - this.lightMapIntensity = 1.0; - - this.aoMap = null; - this.aoMapIntensity = 1.0; - - this.emissive = new Color( 0x000000 ); - this.emissiveIntensity = 1.0; - this.emissiveMap = null; - - this.bumpMap = null; - this.bumpScale = 1; - - this.normalMap = null; - this.normalScale = new Vector2( 1, 1 ); - - this.displacementMap = null; - this.displacementScale = 1; - this.displacementBias = 0; - - this.roughnessMap = null; - - this.metalnessMap = null; - - this.alphaMap = null; - - this.envMap = null; - this.envMapIntensity = 1.0; - - this.refractionRatio = 0.98; - - this.wireframe = false; - this.wireframeLinewidth = 1; - this.wireframeLinecap = 'round'; - this.wireframeLinejoin = 'round'; - - this.skinning = false; - this.morphTargets = false; - this.morphNormals = false; - - this.setValues( parameters ); - - } - - MeshStandardMaterial.prototype = Object.create( Material.prototype ); - MeshStandardMaterial.prototype.constructor = MeshStandardMaterial; - - MeshStandardMaterial.prototype.isMeshStandardMaterial = true; - - MeshStandardMaterial.prototype.copy = function ( source ) { - - Material.prototype.copy.call( this, source ); - - this.defines = { 'STANDARD': '' }; - - this.color.copy( source.color ); - this.roughness = source.roughness; - this.metalness = source.metalness; - - this.map = source.map; - - this.lightMap = source.lightMap; - this.lightMapIntensity = source.lightMapIntensity; - - this.aoMap = source.aoMap; - this.aoMapIntensity = source.aoMapIntensity; - - this.emissive.copy( source.emissive ); - this.emissiveMap = source.emissiveMap; - this.emissiveIntensity = source.emissiveIntensity; - - this.bumpMap = source.bumpMap; - this.bumpScale = source.bumpScale; - - this.normalMap = source.normalMap; - this.normalScale.copy( source.normalScale ); - - this.displacementMap = source.displacementMap; - this.displacementScale = source.displacementScale; - this.displacementBias = source.displacementBias; - - this.roughnessMap = source.roughnessMap; - - this.metalnessMap = source.metalnessMap; - - this.alphaMap = source.alphaMap; - - this.envMap = source.envMap; - this.envMapIntensity = source.envMapIntensity; - - this.refractionRatio = source.refractionRatio; - - this.wireframe = source.wireframe; - this.wireframeLinewidth = source.wireframeLinewidth; - this.wireframeLinecap = source.wireframeLinecap; - this.wireframeLinejoin = source.wireframeLinejoin; - - this.skinning = source.skinning; - this.morphTargets = source.morphTargets; - this.morphNormals = source.morphNormals; - - return this; - - }; - - /** - * @author WestLangley / http://github.com/WestLangley - * - * parameters = { - * reflectivity: - * } - */ - - function MeshPhysicalMaterial( parameters ) { - - MeshStandardMaterial.call( this ); - - this.defines = { 'PHYSICAL': '' }; - - this.type = 'MeshPhysicalMaterial'; - - this.reflectivity = 0.5; // maps to F0 = 0.04 - - this.clearCoat = 0.0; - this.clearCoatRoughness = 0.0; - - this.setValues( parameters ); - - } - - MeshPhysicalMaterial.prototype = Object.create( MeshStandardMaterial.prototype ); - MeshPhysicalMaterial.prototype.constructor = MeshPhysicalMaterial; - - MeshPhysicalMaterial.prototype.isMeshPhysicalMaterial = true; - - MeshPhysicalMaterial.prototype.copy = function ( source ) { - - MeshStandardMaterial.prototype.copy.call( this, source ); - - this.defines = { 'PHYSICAL': '' }; - - this.reflectivity = source.reflectivity; - - this.clearCoat = source.clearCoat; - this.clearCoatRoughness = source.clearCoatRoughness; - - return this; - - }; - - /** - * @author mrdoob / http://mrdoob.com/ - * @author alteredq / http://alteredqualia.com/ - * - * parameters = { - * color: , - * specular: , - * shininess: , - * opacity: , - * - * map: new THREE.Texture( ), - * - * lightMap: new THREE.Texture( ), - * lightMapIntensity: - * - * aoMap: new THREE.Texture( ), - * aoMapIntensity: - * - * emissive: , - * emissiveIntensity: - * emissiveMap: new THREE.Texture( ), - * - * bumpMap: new THREE.Texture( ), - * bumpScale: , - * - * normalMap: new THREE.Texture( ), - * normalScale: , - * - * displacementMap: new THREE.Texture( ), - * displacementScale: , - * displacementBias: , - * - * specularMap: new THREE.Texture( ), - * - * alphaMap: new THREE.Texture( ), - * - * envMap: new THREE.TextureCube( [posx, negx, posy, negy, posz, negz] ), - * combine: THREE.Multiply, - * reflectivity: , - * refractionRatio: , - * - * wireframe: , - * wireframeLinewidth: , - * - * skinning: , - * morphTargets: , - * morphNormals: - * } - */ - - function MeshPhongMaterial( parameters ) { - - Material.call( this ); - - this.type = 'MeshPhongMaterial'; - - this.color = new Color( 0xffffff ); // diffuse - this.specular = new Color( 0x111111 ); - this.shininess = 30; - - this.map = null; - - this.lightMap = null; - this.lightMapIntensity = 1.0; - - this.aoMap = null; - this.aoMapIntensity = 1.0; - - this.emissive = new Color( 0x000000 ); - this.emissiveIntensity = 1.0; - this.emissiveMap = null; - - this.bumpMap = null; - this.bumpScale = 1; - - this.normalMap = null; - this.normalScale = new Vector2( 1, 1 ); - - this.displacementMap = null; - this.displacementScale = 1; - this.displacementBias = 0; - - this.specularMap = null; - - this.alphaMap = null; - - this.envMap = null; - this.combine = MultiplyOperation; - this.reflectivity = 1; - this.refractionRatio = 0.98; - - this.wireframe = false; - this.wireframeLinewidth = 1; - this.wireframeLinecap = 'round'; - this.wireframeLinejoin = 'round'; - - this.skinning = false; - this.morphTargets = false; - this.morphNormals = false; - - this.setValues( parameters ); - - } - - MeshPhongMaterial.prototype = Object.create( Material.prototype ); - MeshPhongMaterial.prototype.constructor = MeshPhongMaterial; - - MeshPhongMaterial.prototype.isMeshPhongMaterial = true; - - MeshPhongMaterial.prototype.copy = function ( source ) { - - Material.prototype.copy.call( this, source ); - - this.color.copy( source.color ); - this.specular.copy( source.specular ); - this.shininess = source.shininess; - - this.map = source.map; - - this.lightMap = source.lightMap; - this.lightMapIntensity = source.lightMapIntensity; - - this.aoMap = source.aoMap; - this.aoMapIntensity = source.aoMapIntensity; - - this.emissive.copy( source.emissive ); - this.emissiveMap = source.emissiveMap; - this.emissiveIntensity = source.emissiveIntensity; - - this.bumpMap = source.bumpMap; - this.bumpScale = source.bumpScale; - - this.normalMap = source.normalMap; - this.normalScale.copy( source.normalScale ); - - this.displacementMap = source.displacementMap; - this.displacementScale = source.displacementScale; - this.displacementBias = source.displacementBias; - - this.specularMap = source.specularMap; - - this.alphaMap = source.alphaMap; - - this.envMap = source.envMap; - this.combine = source.combine; - this.reflectivity = source.reflectivity; - this.refractionRatio = source.refractionRatio; - - this.wireframe = source.wireframe; - this.wireframeLinewidth = source.wireframeLinewidth; - this.wireframeLinecap = source.wireframeLinecap; - this.wireframeLinejoin = source.wireframeLinejoin; - - this.skinning = source.skinning; - this.morphTargets = source.morphTargets; - this.morphNormals = source.morphNormals; - - return this; - - }; - - /** - * @author takahirox / http://github.com/takahirox - * - * parameters = { - * gradientMap: new THREE.Texture( ) - * } - */ - - function MeshToonMaterial( parameters ) { - - MeshPhongMaterial.call( this ); - - this.defines = { 'TOON': '' }; - - this.type = 'MeshToonMaterial'; - - this.gradientMap = null; - - this.setValues( parameters ); - - } - - MeshToonMaterial.prototype = Object.create( MeshPhongMaterial.prototype ); - MeshToonMaterial.prototype.constructor = MeshToonMaterial; - - MeshToonMaterial.prototype.isMeshToonMaterial = true; - - MeshToonMaterial.prototype.copy = function ( source ) { - - MeshPhongMaterial.prototype.copy.call( this, source ); - - this.gradientMap = source.gradientMap; - - return this; - - }; - - /** - * @author mrdoob / http://mrdoob.com/ - * @author WestLangley / http://github.com/WestLangley - * - * parameters = { - * opacity: , - * - * bumpMap: new THREE.Texture( ), - * bumpScale: , - * - * normalMap: new THREE.Texture( ), - * normalScale: , - * - * displacementMap: new THREE.Texture( ), - * displacementScale: , - * displacementBias: , - * - * wireframe: , - * wireframeLinewidth: - * - * skinning: , - * morphTargets: , - * morphNormals: - * } - */ - - function MeshNormalMaterial( parameters ) { - - Material.call( this, parameters ); - - this.type = 'MeshNormalMaterial'; - - this.bumpMap = null; - this.bumpScale = 1; - - this.normalMap = null; - this.normalScale = new Vector2( 1, 1 ); - - this.displacementMap = null; - this.displacementScale = 1; - this.displacementBias = 0; - - this.wireframe = false; - this.wireframeLinewidth = 1; - - this.fog = false; - this.lights = false; - - this.skinning = false; - this.morphTargets = false; - this.morphNormals = false; - - this.setValues( parameters ); - - } - - MeshNormalMaterial.prototype = Object.create( Material.prototype ); - MeshNormalMaterial.prototype.constructor = MeshNormalMaterial; - - MeshNormalMaterial.prototype.isMeshNormalMaterial = true; - - MeshNormalMaterial.prototype.copy = function ( source ) { - - Material.prototype.copy.call( this, source ); - - this.bumpMap = source.bumpMap; - this.bumpScale = source.bumpScale; - - this.normalMap = source.normalMap; - this.normalScale.copy( source.normalScale ); - - this.displacementMap = source.displacementMap; - this.displacementScale = source.displacementScale; - this.displacementBias = source.displacementBias; - - this.wireframe = source.wireframe; - this.wireframeLinewidth = source.wireframeLinewidth; - - this.skinning = source.skinning; - this.morphTargets = source.morphTargets; - this.morphNormals = source.morphNormals; - - return this; - - }; - - /** - * @author mrdoob / http://mrdoob.com/ - * @author alteredq / http://alteredqualia.com/ - * - * parameters = { - * color: , - * opacity: , - * - * map: new THREE.Texture( ), - * - * lightMap: new THREE.Texture( ), - * lightMapIntensity: - * - * aoMap: new THREE.Texture( ), - * aoMapIntensity: - * - * emissive: , - * emissiveIntensity: - * emissiveMap: new THREE.Texture( ), - * - * specularMap: new THREE.Texture( ), - * - * alphaMap: new THREE.Texture( ), - * - * envMap: new THREE.TextureCube( [posx, negx, posy, negy, posz, negz] ), - * combine: THREE.Multiply, - * reflectivity: , - * refractionRatio: , - * - * wireframe: , - * wireframeLinewidth: , - * - * skinning: , - * morphTargets: , - * morphNormals: - * } - */ - - function MeshLambertMaterial( parameters ) { - - Material.call( this ); - - this.type = 'MeshLambertMaterial'; - - this.color = new Color( 0xffffff ); // diffuse - - this.map = null; - - this.lightMap = null; - this.lightMapIntensity = 1.0; - - this.aoMap = null; - this.aoMapIntensity = 1.0; - - this.emissive = new Color( 0x000000 ); - this.emissiveIntensity = 1.0; - this.emissiveMap = null; - - this.specularMap = null; - - this.alphaMap = null; - - this.envMap = null; - this.combine = MultiplyOperation; - this.reflectivity = 1; - this.refractionRatio = 0.98; - - this.wireframe = false; - this.wireframeLinewidth = 1; - this.wireframeLinecap = 'round'; - this.wireframeLinejoin = 'round'; - - this.skinning = false; - this.morphTargets = false; - this.morphNormals = false; - - this.setValues( parameters ); - - } - - MeshLambertMaterial.prototype = Object.create( Material.prototype ); - MeshLambertMaterial.prototype.constructor = MeshLambertMaterial; - - MeshLambertMaterial.prototype.isMeshLambertMaterial = true; - - MeshLambertMaterial.prototype.copy = function ( source ) { - - Material.prototype.copy.call( this, source ); - - this.color.copy( source.color ); - - this.map = source.map; - - this.lightMap = source.lightMap; - this.lightMapIntensity = source.lightMapIntensity; - - this.aoMap = source.aoMap; - this.aoMapIntensity = source.aoMapIntensity; - - this.emissive.copy( source.emissive ); - this.emissiveMap = source.emissiveMap; - this.emissiveIntensity = source.emissiveIntensity; - - this.specularMap = source.specularMap; - - this.alphaMap = source.alphaMap; - - this.envMap = source.envMap; - this.combine = source.combine; - this.reflectivity = source.reflectivity; - this.refractionRatio = source.refractionRatio; - - this.wireframe = source.wireframe; - this.wireframeLinewidth = source.wireframeLinewidth; - this.wireframeLinecap = source.wireframeLinecap; - this.wireframeLinejoin = source.wireframeLinejoin; - - this.skinning = source.skinning; - this.morphTargets = source.morphTargets; - this.morphNormals = source.morphNormals; - - return this; - - }; - - /** - * @author alteredq / http://alteredqualia.com/ - * - * parameters = { - * color: , - * opacity: , - * - * linewidth: , - * - * scale: , - * dashSize: , - * gapSize: - * } - */ - - function LineDashedMaterial( parameters ) { - - Material.call( this ); - - this.type = 'LineDashedMaterial'; - - this.color = new Color( 0xffffff ); - - this.linewidth = 1; - - this.scale = 1; - this.dashSize = 3; - this.gapSize = 1; - - this.lights = false; - - this.setValues( parameters ); - - } - - LineDashedMaterial.prototype = Object.create( Material.prototype ); - LineDashedMaterial.prototype.constructor = LineDashedMaterial; - - LineDashedMaterial.prototype.isLineDashedMaterial = true; - - LineDashedMaterial.prototype.copy = function ( source ) { - - Material.prototype.copy.call( this, source ); - - this.color.copy( source.color ); - - this.linewidth = source.linewidth; - - this.scale = source.scale; - this.dashSize = source.dashSize; - this.gapSize = source.gapSize; - - return this; - - }; - - - - var Materials = Object.freeze({ - ShadowMaterial: ShadowMaterial, - SpriteMaterial: SpriteMaterial, - RawShaderMaterial: RawShaderMaterial, - ShaderMaterial: ShaderMaterial, - PointsMaterial: PointsMaterial, - MultiMaterial: MultiMaterial, - MeshPhysicalMaterial: MeshPhysicalMaterial, - MeshStandardMaterial: MeshStandardMaterial, - MeshPhongMaterial: MeshPhongMaterial, - MeshToonMaterial: MeshToonMaterial, - MeshNormalMaterial: MeshNormalMaterial, - MeshLambertMaterial: MeshLambertMaterial, - MeshDepthMaterial: MeshDepthMaterial, - MeshBasicMaterial: MeshBasicMaterial, - LineDashedMaterial: LineDashedMaterial, - LineBasicMaterial: LineBasicMaterial, - Material: Material - }); - - /** - * @author mrdoob / http://mrdoob.com/ - */ - - var Cache = { - - enabled: false, - - files: {}, - - add: function ( key, file ) { - - if ( this.enabled === false ) return; - - // console.log( 'THREE.Cache', 'Adding key:', key ); - - this.files[ key ] = file; - - }, - - get: function ( key ) { - - if ( this.enabled === false ) return; - - // console.log( 'THREE.Cache', 'Checking key:', key ); - - return this.files[ key ]; - - }, - - remove: function ( key ) { - - delete this.files[ key ]; - - }, - - clear: function () { - - this.files = {}; - - } - - }; - - /** - * @author mrdoob / http://mrdoob.com/ - */ - - function LoadingManager( onLoad, onProgress, onError ) { - - var scope = this; - - var isLoading = false, itemsLoaded = 0, itemsTotal = 0; - - this.onStart = undefined; - this.onLoad = onLoad; - this.onProgress = onProgress; - this.onError = onError; - - this.itemStart = function ( url ) { - - itemsTotal ++; - - if ( isLoading === false ) { - - if ( scope.onStart !== undefined ) { - - scope.onStart( url, itemsLoaded, itemsTotal ); - - } - - } - - isLoading = true; - - }; - - this.itemEnd = function ( url ) { - - itemsLoaded ++; - - if ( scope.onProgress !== undefined ) { - - scope.onProgress( url, itemsLoaded, itemsTotal ); - - } - - if ( itemsLoaded === itemsTotal ) { - - isLoading = false; - - if ( scope.onLoad !== undefined ) { - - scope.onLoad(); - - } - - } - - }; - - this.itemError = function ( url ) { - - if ( scope.onError !== undefined ) { - - scope.onError( url ); - - } - - }; - - } - - var DefaultLoadingManager = new LoadingManager(); - - /** - * @author mrdoob / http://mrdoob.com/ - */ - - function FileLoader( manager ) { - - this.manager = ( manager !== undefined ) ? manager : DefaultLoadingManager; - - } - - Object.assign( FileLoader.prototype, { - - load: function ( url, onLoad, onProgress, onError ) { - - if ( url === undefined ) url = ''; - - if ( this.path !== undefined ) url = this.path + url; - - var scope = this; - - var cached = Cache.get( url ); - - if ( cached !== undefined ) { - - scope.manager.itemStart( url ); - - setTimeout( function () { - - if ( onLoad ) onLoad( cached ); - - scope.manager.itemEnd( url ); - - }, 0 ); - - return cached; - - } - - // Check for data: URI - var dataUriRegex = /^data:(.*?)(;base64)?,(.*)$/; - var dataUriRegexResult = url.match( dataUriRegex ); - - // Safari can not handle Data URIs through XMLHttpRequest so process manually - if ( dataUriRegexResult ) { - - var mimeType = dataUriRegexResult[ 1 ]; - var isBase64 = !! dataUriRegexResult[ 2 ]; - var data = dataUriRegexResult[ 3 ]; - - data = window.decodeURIComponent( data ); - - if ( isBase64 ) data = window.atob( data ); - - try { - - var response; - var responseType = ( this.responseType || '' ).toLowerCase(); - - switch ( responseType ) { - - case 'arraybuffer': - case 'blob': - - response = new ArrayBuffer( data.length ); - - var view = new Uint8Array( response ); - - for ( var i = 0; i < data.length; i ++ ) { - - view[ i ] = data.charCodeAt( i ); - - } - - if ( responseType === 'blob' ) { - - response = new Blob( [ response ], { type: mimeType } ); - - } - - break; - - case 'document': - - var parser = new DOMParser(); - response = parser.parseFromString( data, mimeType ); - - break; - - case 'json': - - response = JSON.parse( data ); - - break; - - default: // 'text' or other - - response = data; - - break; - - } - - // Wait for next browser tick - window.setTimeout( function () { - - if ( onLoad ) onLoad( response ); - - scope.manager.itemEnd( url ); - - }, 0 ); - - } catch ( error ) { - - // Wait for next browser tick - window.setTimeout( function () { - - if ( onError ) onError( error ); - - scope.manager.itemError( url ); - - }, 0 ); - - } - - } else { - - var request = new XMLHttpRequest(); - request.open( 'GET', url, true ); - - request.addEventListener( 'load', function ( event ) { - - var response = event.target.response; - - Cache.add( url, response ); - - if ( this.status === 200 ) { - - if ( onLoad ) onLoad( response ); - - scope.manager.itemEnd( url ); - - } else if ( this.status === 0 ) { - - // Some browsers return HTTP Status 0 when using non-http protocol - // e.g. 'file://' or 'data://'. Handle as success. - - console.warn( 'THREE.FileLoader: HTTP Status 0 received.' ); - - if ( onLoad ) onLoad( response ); - - scope.manager.itemEnd( url ); - - } else { - - if ( onError ) onError( event ); - - scope.manager.itemError( url ); - - } - - }, false ); - - if ( onProgress !== undefined ) { - - request.addEventListener( 'progress', function ( event ) { - - onProgress( event ); - - }, false ); - - } - - request.addEventListener( 'error', function ( event ) { - - if ( onError ) onError( event ); - - scope.manager.itemError( url ); - - }, false ); - - if ( this.responseType !== undefined ) request.responseType = this.responseType; - if ( this.withCredentials !== undefined ) request.withCredentials = this.withCredentials; - - if ( request.overrideMimeType ) request.overrideMimeType( this.mimeType !== undefined ? this.mimeType : 'text/plain' ); - - request.send( null ); - - } - - scope.manager.itemStart( url ); - - return request; - - }, - - setPath: function ( value ) { - - this.path = value; - return this; - - }, - - setResponseType: function ( value ) { - - this.responseType = value; - return this; - - }, - - setWithCredentials: function ( value ) { - - this.withCredentials = value; - return this; - - }, - - setMimeType: function ( value ) { - - this.mimeType = value; - return this; - - } - - } ); - - /** - * @author mrdoob / http://mrdoob.com/ - * - * Abstract Base class to block based textures loader (dds, pvr, ...) - */ - - function CompressedTextureLoader( manager ) { - - this.manager = ( manager !== undefined ) ? manager : DefaultLoadingManager; - - // override in sub classes - this._parser = null; - - } - - Object.assign( CompressedTextureLoader.prototype, { - - load: function ( url, onLoad, onProgress, onError ) { - - var scope = this; - - var images = []; - - var texture = new CompressedTexture(); - texture.image = images; - - var loader = new FileLoader( this.manager ); - loader.setPath( this.path ); - loader.setResponseType( 'arraybuffer' ); - - function loadTexture( i ) { - - loader.load( url[ i ], function ( buffer ) { - - var texDatas = scope._parser( buffer, true ); - - images[ i ] = { - width: texDatas.width, - height: texDatas.height, - format: texDatas.format, - mipmaps: texDatas.mipmaps - }; - - loaded += 1; - - if ( loaded === 6 ) { - - if ( texDatas.mipmapCount === 1 ) - texture.minFilter = LinearFilter; - - texture.format = texDatas.format; - texture.needsUpdate = true; - - if ( onLoad ) onLoad( texture ); - - } - - }, onProgress, onError ); - - } - - if ( Array.isArray( url ) ) { - - var loaded = 0; - - for ( var i = 0, il = url.length; i < il; ++ i ) { - - loadTexture( i ); - - } - - } else { - - // compressed cubemap texture stored in a single DDS file - - loader.load( url, function ( buffer ) { - - var texDatas = scope._parser( buffer, true ); - - if ( texDatas.isCubemap ) { - - var faces = texDatas.mipmaps.length / texDatas.mipmapCount; - - for ( var f = 0; f < faces; f ++ ) { - - images[ f ] = { mipmaps : [] }; - - for ( var i = 0; i < texDatas.mipmapCount; i ++ ) { - - images[ f ].mipmaps.push( texDatas.mipmaps[ f * texDatas.mipmapCount + i ] ); - images[ f ].format = texDatas.format; - images[ f ].width = texDatas.width; - images[ f ].height = texDatas.height; - - } - - } - - } else { - - texture.image.width = texDatas.width; - texture.image.height = texDatas.height; - texture.mipmaps = texDatas.mipmaps; - - } - - if ( texDatas.mipmapCount === 1 ) { - - texture.minFilter = LinearFilter; - - } - - texture.format = texDatas.format; - texture.needsUpdate = true; - - if ( onLoad ) onLoad( texture ); - - }, onProgress, onError ); - - } - - return texture; - - }, - - setPath: function ( value ) { - - this.path = value; - return this; - - } - - } ); - - /** - * @author Nikos M. / https://github.com/foo123/ - * - * Abstract Base class to load generic binary textures formats (rgbe, hdr, ...) - */ - - function DataTextureLoader( manager ) { - - this.manager = ( manager !== undefined ) ? manager : DefaultLoadingManager; - - // override in sub classes - this._parser = null; - - } - - Object.assign( DataTextureLoader.prototype, { - - load: function ( url, onLoad, onProgress, onError ) { - - var scope = this; - - var texture = new DataTexture(); - - var loader = new FileLoader( this.manager ); - loader.setResponseType( 'arraybuffer' ); - - loader.load( url, function ( buffer ) { - - var texData = scope._parser( buffer ); - - if ( ! texData ) return; - - if ( undefined !== texData.image ) { - - texture.image = texData.image; - - } else if ( undefined !== texData.data ) { - - texture.image.width = texData.width; - texture.image.height = texData.height; - texture.image.data = texData.data; - - } - - texture.wrapS = undefined !== texData.wrapS ? texData.wrapS : ClampToEdgeWrapping; - texture.wrapT = undefined !== texData.wrapT ? texData.wrapT : ClampToEdgeWrapping; - - texture.magFilter = undefined !== texData.magFilter ? texData.magFilter : LinearFilter; - texture.minFilter = undefined !== texData.minFilter ? texData.minFilter : LinearMipMapLinearFilter; - - texture.anisotropy = undefined !== texData.anisotropy ? texData.anisotropy : 1; - - if ( undefined !== texData.format ) { - - texture.format = texData.format; - - } - if ( undefined !== texData.type ) { - - texture.type = texData.type; - - } - - if ( undefined !== texData.mipmaps ) { - - texture.mipmaps = texData.mipmaps; - - } - - if ( 1 === texData.mipmapCount ) { - - texture.minFilter = LinearFilter; - - } - - texture.needsUpdate = true; - - if ( onLoad ) onLoad( texture, texData ); - - }, onProgress, onError ); - - - return texture; - - } - - } ); - - /** - * @author mrdoob / http://mrdoob.com/ - */ - - function ImageLoader( manager ) { - - this.manager = ( manager !== undefined ) ? manager : DefaultLoadingManager; - - } - - Object.assign( ImageLoader.prototype, { - - load: function ( url, onLoad, onProgress, onError ) { - - if ( url === undefined ) url = ''; - - if ( this.path !== undefined ) url = this.path + url; - - var scope = this; - - var cached = Cache.get( url ); - - if ( cached !== undefined ) { - - scope.manager.itemStart( url ); - - setTimeout( function () { - - if ( onLoad ) onLoad( cached ); - - scope.manager.itemEnd( url ); - - }, 0 ); - - return cached; - - } - - var image = document.createElementNS( 'http://www.w3.org/1999/xhtml', 'img' ); - - image.addEventListener( 'load', function () { - - Cache.add( url, this ); - - if ( onLoad ) onLoad( this ); - - scope.manager.itemEnd( url ); - - }, false ); - - /* - image.addEventListener( 'progress', function ( event ) { - - if ( onProgress ) onProgress( event ); - - }, false ); - */ - - image.addEventListener( 'error', function ( event ) { - - if ( onError ) onError( event ); - - scope.manager.itemError( url ); - - }, false ); - - if ( this.crossOrigin !== undefined ) image.crossOrigin = this.crossOrigin; - - scope.manager.itemStart( url ); - - image.src = url; - - return image; - - }, - - setCrossOrigin: function ( value ) { - - this.crossOrigin = value; - return this; - - }, - - setPath: function ( value ) { - - this.path = value; - return this; - - } - - } ); - - /** - * @author mrdoob / http://mrdoob.com/ - */ - - function CubeTextureLoader( manager ) { - - this.manager = ( manager !== undefined ) ? manager : DefaultLoadingManager; - - } - - Object.assign( CubeTextureLoader.prototype, { - - load: function ( urls, onLoad, onProgress, onError ) { - - var texture = new CubeTexture(); - - var loader = new ImageLoader( this.manager ); - loader.setCrossOrigin( this.crossOrigin ); - loader.setPath( this.path ); - - var loaded = 0; - - function loadTexture( i ) { - - loader.load( urls[ i ], function ( image ) { - - texture.images[ i ] = image; - - loaded ++; - - if ( loaded === 6 ) { - - texture.needsUpdate = true; - - if ( onLoad ) onLoad( texture ); - - } - - }, undefined, onError ); - - } - - for ( var i = 0; i < urls.length; ++ i ) { - - loadTexture( i ); - - } - - return texture; - - }, - - setCrossOrigin: function ( value ) { - - this.crossOrigin = value; - return this; - - }, - - setPath: function ( value ) { - - this.path = value; - return this; - - } - - } ); - - /** - * @author mrdoob / http://mrdoob.com/ - */ - - function TextureLoader( manager ) { - - this.manager = ( manager !== undefined ) ? manager : DefaultLoadingManager; - - } - - Object.assign( TextureLoader.prototype, { - - load: function ( url, onLoad, onProgress, onError ) { - - var texture = new Texture(); - - var loader = new ImageLoader( this.manager ); - loader.setCrossOrigin( this.crossOrigin ); - loader.setPath( this.path ); - loader.load( url, function ( image ) { - - // JPEGs can't have an alpha channel, so memory can be saved by storing them as RGB. - var isJPEG = url.search( /\.(jpg|jpeg)$/ ) > 0 || url.search( /^data\:image\/jpeg/ ) === 0; - - texture.format = isJPEG ? RGBFormat : RGBAFormat; - texture.image = image; - texture.needsUpdate = true; - - if ( onLoad !== undefined ) { - - onLoad( texture ); - - } - - }, onProgress, onError ); - - return texture; - - }, - - setCrossOrigin: function ( value ) { - - this.crossOrigin = value; - return this; - - }, - - setPath: function ( value ) { - - this.path = value; - return this; - - } - - } ); - - /** - * @author mrdoob / http://mrdoob.com/ - * @author alteredq / http://alteredqualia.com/ - */ - - function Light( color, intensity ) { - - Object3D.call( this ); - - this.type = 'Light'; - - this.color = new Color( color ); - this.intensity = intensity !== undefined ? intensity : 1; - - this.receiveShadow = undefined; - - } - - Light.prototype = Object.assign( Object.create( Object3D.prototype ), { - - constructor: Light, - - isLight: true, - - copy: function ( source ) { - - Object3D.prototype.copy.call( this, source ); - - this.color.copy( source.color ); - this.intensity = source.intensity; - - return this; - - }, - - toJSON: function ( meta ) { - - var data = Object3D.prototype.toJSON.call( this, meta ); - - data.object.color = this.color.getHex(); - data.object.intensity = this.intensity; - - if ( this.groundColor !== undefined ) data.object.groundColor = this.groundColor.getHex(); - - if ( this.distance !== undefined ) data.object.distance = this.distance; - if ( this.angle !== undefined ) data.object.angle = this.angle; - if ( this.decay !== undefined ) data.object.decay = this.decay; - if ( this.penumbra !== undefined ) data.object.penumbra = this.penumbra; - - if ( this.shadow !== undefined ) data.object.shadow = this.shadow.toJSON(); - - return data; - - } - - } ); - - /** - * @author alteredq / http://alteredqualia.com/ - */ - - function HemisphereLight( skyColor, groundColor, intensity ) { - - Light.call( this, skyColor, intensity ); - - this.type = 'HemisphereLight'; - - this.castShadow = undefined; - - this.position.copy( Object3D.DefaultUp ); - this.updateMatrix(); - - this.groundColor = new Color( groundColor ); - - } - - HemisphereLight.prototype = Object.assign( Object.create( Light.prototype ), { - - constructor: HemisphereLight, - - isHemisphereLight: true, - - copy: function ( source ) { - - Light.prototype.copy.call( this, source ); - - this.groundColor.copy( source.groundColor ); - - return this; - - } - - } ); - - /** - * @author mrdoob / http://mrdoob.com/ - */ - - function LightShadow( camera ) { - - this.camera = camera; - - this.bias = 0; - this.radius = 1; - - this.mapSize = new Vector2( 512, 512 ); - - this.map = null; - this.matrix = new Matrix4(); - - } - - Object.assign( LightShadow.prototype, { - - copy: function ( source ) { - - this.camera = source.camera.clone(); - - this.bias = source.bias; - this.radius = source.radius; - - this.mapSize.copy( source.mapSize ); - - return this; - - }, - - clone: function () { - - return new this.constructor().copy( this ); - - }, - - toJSON: function () { - - var object = {}; - - if ( this.bias !== 0 ) object.bias = this.bias; - if ( this.radius !== 1 ) object.radius = this.radius; - if ( this.mapSize.x !== 512 || this.mapSize.y !== 512 ) object.mapSize = this.mapSize.toArray(); - - object.camera = this.camera.toJSON( false ).object; - delete object.camera.matrix; - - return object; - - } - - } ); - - /** - * @author mrdoob / http://mrdoob.com/ - */ - - function SpotLightShadow() { - - LightShadow.call( this, new PerspectiveCamera( 50, 1, 0.5, 500 ) ); - - } - - SpotLightShadow.prototype = Object.assign( Object.create( LightShadow.prototype ), { - - constructor: SpotLightShadow, - - isSpotLightShadow: true, - - update: function ( light ) { - - var fov = _Math.RAD2DEG * 2 * light.angle; - var aspect = this.mapSize.width / this.mapSize.height; - var far = light.distance || 500; - - var camera = this.camera; - - if ( fov !== camera.fov || aspect !== camera.aspect || far !== camera.far ) { - - camera.fov = fov; - camera.aspect = aspect; - camera.far = far; - camera.updateProjectionMatrix(); - - } - - } - - } ); - - /** - * @author alteredq / http://alteredqualia.com/ - */ - - function SpotLight( color, intensity, distance, angle, penumbra, decay ) { - - Light.call( this, color, intensity ); - - this.type = 'SpotLight'; - - this.position.copy( Object3D.DefaultUp ); - this.updateMatrix(); - - this.target = new Object3D(); - - Object.defineProperty( this, 'power', { - get: function () { - // intensity = power per solid angle. - // ref: equation (17) from http://www.frostbite.com/wp-content/uploads/2014/11/course_notes_moving_frostbite_to_pbr.pdf - return this.intensity * Math.PI; - }, - set: function ( power ) { - // intensity = power per solid angle. - // ref: equation (17) from http://www.frostbite.com/wp-content/uploads/2014/11/course_notes_moving_frostbite_to_pbr.pdf - this.intensity = power / Math.PI; - } - } ); - - this.distance = ( distance !== undefined ) ? distance : 0; - this.angle = ( angle !== undefined ) ? angle : Math.PI / 3; - this.penumbra = ( penumbra !== undefined ) ? penumbra : 0; - this.decay = ( decay !== undefined ) ? decay : 1; // for physically correct lights, should be 2. - - this.shadow = new SpotLightShadow(); - - } - - SpotLight.prototype = Object.assign( Object.create( Light.prototype ), { - - constructor: SpotLight, - - isSpotLight: true, - - copy: function ( source ) { - - Light.prototype.copy.call( this, source ); - - this.distance = source.distance; - this.angle = source.angle; - this.penumbra = source.penumbra; - this.decay = source.decay; - - this.target = source.target.clone(); - - this.shadow = source.shadow.clone(); - - return this; - - } - - } ); - - /** - * @author mrdoob / http://mrdoob.com/ - */ - - - function PointLight( color, intensity, distance, decay ) { - - Light.call( this, color, intensity ); - - this.type = 'PointLight'; - - Object.defineProperty( this, 'power', { - get: function () { - // intensity = power per solid angle. - // ref: equation (15) from http://www.frostbite.com/wp-content/uploads/2014/11/course_notes_moving_frostbite_to_pbr.pdf - return this.intensity * 4 * Math.PI; - - }, - set: function ( power ) { - // intensity = power per solid angle. - // ref: equation (15) from http://www.frostbite.com/wp-content/uploads/2014/11/course_notes_moving_frostbite_to_pbr.pdf - this.intensity = power / ( 4 * Math.PI ); - } - } ); - - this.distance = ( distance !== undefined ) ? distance : 0; - this.decay = ( decay !== undefined ) ? decay : 1; // for physically correct lights, should be 2. - - this.shadow = new LightShadow( new PerspectiveCamera( 90, 1, 0.5, 500 ) ); - - } - - PointLight.prototype = Object.assign( Object.create( Light.prototype ), { - - constructor: PointLight, - - isPointLight: true, - - copy: function ( source ) { - - Light.prototype.copy.call( this, source ); - - this.distance = source.distance; - this.decay = source.decay; - - this.shadow = source.shadow.clone(); - - return this; - - } - - } ); - - /** - * @author mrdoob / http://mrdoob.com/ - */ - - function DirectionalLightShadow( ) { - - LightShadow.call( this, new OrthographicCamera( - 5, 5, 5, - 5, 0.5, 500 ) ); - - } - - DirectionalLightShadow.prototype = Object.assign( Object.create( LightShadow.prototype ), { - - constructor: DirectionalLightShadow - - } ); - - /** - * @author mrdoob / http://mrdoob.com/ - * @author alteredq / http://alteredqualia.com/ - */ - - function DirectionalLight( color, intensity ) { - - Light.call( this, color, intensity ); - - this.type = 'DirectionalLight'; - - this.position.copy( Object3D.DefaultUp ); - this.updateMatrix(); - - this.target = new Object3D(); - - this.shadow = new DirectionalLightShadow(); - - } - - DirectionalLight.prototype = Object.assign( Object.create( Light.prototype ), { - - constructor: DirectionalLight, - - isDirectionalLight: true, - - copy: function ( source ) { - - Light.prototype.copy.call( this, source ); - - this.target = source.target.clone(); - - this.shadow = source.shadow.clone(); - - return this; - - } - - } ); - - /** - * @author mrdoob / http://mrdoob.com/ - */ - - function AmbientLight( color, intensity ) { - - Light.call( this, color, intensity ); - - this.type = 'AmbientLight'; - - this.castShadow = undefined; - - } - - AmbientLight.prototype = Object.assign( Object.create( Light.prototype ), { - - constructor: AmbientLight, - - isAmbientLight: true - - } ); - - /** - * @author tschw - * @author Ben Houston / http://clara.io/ - * @author David Sarno / http://lighthaus.us/ - */ - - var AnimationUtils = { - - // same as Array.prototype.slice, but also works on typed arrays - arraySlice: function( array, from, to ) { - - if ( AnimationUtils.isTypedArray( array ) ) { - - return new array.constructor( array.subarray( from, to ) ); - - } - - return array.slice( from, to ); - - }, - - // converts an array to a specific type - convertArray: function( array, type, forceClone ) { - - if ( ! array || // let 'undefined' and 'null' pass - ! forceClone && array.constructor === type ) return array; - - if ( typeof type.BYTES_PER_ELEMENT === 'number' ) { - - return new type( array ); // create typed array - - } - - return Array.prototype.slice.call( array ); // create Array - - }, - - isTypedArray: function( object ) { - - return ArrayBuffer.isView( object ) && - ! ( object instanceof DataView ); - - }, - - // returns an array by which times and values can be sorted - getKeyframeOrder: function( times ) { - - function compareTime( i, j ) { - - return times[ i ] - times[ j ]; - - } - - var n = times.length; - var result = new Array( n ); - for ( var i = 0; i !== n; ++ i ) result[ i ] = i; - - result.sort( compareTime ); - - return result; - - }, - - // uses the array previously returned by 'getKeyframeOrder' to sort data - sortedArray: function( values, stride, order ) { - - var nValues = values.length; - var result = new values.constructor( nValues ); - - for ( var i = 0, dstOffset = 0; dstOffset !== nValues; ++ i ) { - - var srcOffset = order[ i ] * stride; - - for ( var j = 0; j !== stride; ++ j ) { - - result[ dstOffset ++ ] = values[ srcOffset + j ]; - - } - - } - - return result; - - }, - - // function for parsing AOS keyframe formats - flattenJSON: function( jsonKeys, times, values, valuePropertyName ) { - - var i = 1, key = jsonKeys[ 0 ]; - - while ( key !== undefined && key[ valuePropertyName ] === undefined ) { - - key = jsonKeys[ i ++ ]; - - } - - if ( key === undefined ) return; // no data - - var value = key[ valuePropertyName ]; - if ( value === undefined ) return; // no data - - if ( Array.isArray( value ) ) { - - do { - - value = key[ valuePropertyName ]; - - if ( value !== undefined ) { - - times.push( key.time ); - values.push.apply( values, value ); // push all elements - - } - - key = jsonKeys[ i ++ ]; - - } while ( key !== undefined ); - - } else if ( value.toArray !== undefined ) { - // ...assume THREE.Math-ish - - do { - - value = key[ valuePropertyName ]; - - if ( value !== undefined ) { - - times.push( key.time ); - value.toArray( values, values.length ); - - } - - key = jsonKeys[ i ++ ]; - - } while ( key !== undefined ); - - } else { - // otherwise push as-is - - do { - - value = key[ valuePropertyName ]; - - if ( value !== undefined ) { - - times.push( key.time ); - values.push( value ); - - } - - key = jsonKeys[ i ++ ]; - - } while ( key !== undefined ); - - } - - } - - }; - - /** - * Abstract base class of interpolants over parametric samples. - * - * The parameter domain is one dimensional, typically the time or a path - * along a curve defined by the data. - * - * The sample values can have any dimensionality and derived classes may - * apply special interpretations to the data. - * - * This class provides the interval seek in a Template Method, deferring - * the actual interpolation to derived classes. - * - * Time complexity is O(1) for linear access crossing at most two points - * and O(log N) for random access, where N is the number of positions. - * - * References: - * - * http://www.oodesign.com/template-method-pattern.html - * - * @author tschw - */ - - function Interpolant( - parameterPositions, sampleValues, sampleSize, resultBuffer ) { - - this.parameterPositions = parameterPositions; - this._cachedIndex = 0; - - this.resultBuffer = resultBuffer !== undefined ? - resultBuffer : new sampleValues.constructor( sampleSize ); - this.sampleValues = sampleValues; - this.valueSize = sampleSize; - - } - - Interpolant.prototype = { - - constructor: Interpolant, - - evaluate: function( t ) { - - var pp = this.parameterPositions, - i1 = this._cachedIndex, - - t1 = pp[ i1 ], - t0 = pp[ i1 - 1 ]; - - validate_interval: { - - seek: { - - var right; - - linear_scan: { - //- See http://jsperf.com/comparison-to-undefined/3 - //- slower code: - //- - //- if ( t >= t1 || t1 === undefined ) { - forward_scan: if ( ! ( t < t1 ) ) { - - for ( var giveUpAt = i1 + 2; ;) { - - if ( t1 === undefined ) { - - if ( t < t0 ) break forward_scan; - - // after end - - i1 = pp.length; - this._cachedIndex = i1; - return this.afterEnd_( i1 - 1, t, t0 ); - - } - - if ( i1 === giveUpAt ) break; // this loop - - t0 = t1; - t1 = pp[ ++ i1 ]; - - if ( t < t1 ) { - - // we have arrived at the sought interval - break seek; - - } - - } - - // prepare binary search on the right side of the index - right = pp.length; - break linear_scan; - - } - - //- slower code: - //- if ( t < t0 || t0 === undefined ) { - if ( ! ( t >= t0 ) ) { - - // looping? - - var t1global = pp[ 1 ]; - - if ( t < t1global ) { - - i1 = 2; // + 1, using the scan for the details - t0 = t1global; - - } - - // linear reverse scan - - for ( var giveUpAt = i1 - 2; ;) { - - if ( t0 === undefined ) { - - // before start - - this._cachedIndex = 0; - return this.beforeStart_( 0, t, t1 ); - - } - - if ( i1 === giveUpAt ) break; // this loop - - t1 = t0; - t0 = pp[ -- i1 - 1 ]; - - if ( t >= t0 ) { - - // we have arrived at the sought interval - break seek; - - } - - } - - // prepare binary search on the left side of the index - right = i1; - i1 = 0; - break linear_scan; - - } - - // the interval is valid - - break validate_interval; - - } // linear scan - - // binary search - - while ( i1 < right ) { - - var mid = ( i1 + right ) >>> 1; - - if ( t < pp[ mid ] ) { - - right = mid; - - } else { - - i1 = mid + 1; - - } - - } - - t1 = pp[ i1 ]; - t0 = pp[ i1 - 1 ]; - - // check boundary cases, again - - if ( t0 === undefined ) { - - this._cachedIndex = 0; - return this.beforeStart_( 0, t, t1 ); - - } - - if ( t1 === undefined ) { - - i1 = pp.length; - this._cachedIndex = i1; - return this.afterEnd_( i1 - 1, t0, t ); - - } - - } // seek - - this._cachedIndex = i1; - - this.intervalChanged_( i1, t0, t1 ); - - } // validate_interval - - return this.interpolate_( i1, t0, t, t1 ); - - }, - - settings: null, // optional, subclass-specific settings structure - // Note: The indirection allows central control of many interpolants. - - // --- Protected interface - - DefaultSettings_: {}, - - getSettings_: function() { - - return this.settings || this.DefaultSettings_; - - }, - - copySampleValue_: function( index ) { - - // copies a sample value to the result buffer - - var result = this.resultBuffer, - values = this.sampleValues, - stride = this.valueSize, - offset = index * stride; - - for ( var i = 0; i !== stride; ++ i ) { - - result[ i ] = values[ offset + i ]; - - } - - return result; - - }, - - // Template methods for derived classes: - - interpolate_: function( i1, t0, t, t1 ) { - - throw new Error( "call to abstract method" ); - // implementations shall return this.resultBuffer - - }, - - intervalChanged_: function( i1, t0, t1 ) { - - // empty - - } - - }; - - Object.assign( Interpolant.prototype, { - - beforeStart_: //( 0, t, t0 ), returns this.resultBuffer - Interpolant.prototype.copySampleValue_, - - afterEnd_: //( N-1, tN-1, t ), returns this.resultBuffer - Interpolant.prototype.copySampleValue_ - - } ); - - /** - * Fast and simple cubic spline interpolant. - * - * It was derived from a Hermitian construction setting the first derivative - * at each sample position to the linear slope between neighboring positions - * over their parameter interval. - * - * @author tschw - */ - - function CubicInterpolant( - parameterPositions, sampleValues, sampleSize, resultBuffer ) { - - Interpolant.call( - this, parameterPositions, sampleValues, sampleSize, resultBuffer ); - - this._weightPrev = -0; - this._offsetPrev = -0; - this._weightNext = -0; - this._offsetNext = -0; - - } - - CubicInterpolant.prototype = - Object.assign( Object.create( Interpolant.prototype ), { - - constructor: CubicInterpolant, - - DefaultSettings_: { - - endingStart: ZeroCurvatureEnding, - endingEnd: ZeroCurvatureEnding - - }, - - intervalChanged_: function( i1, t0, t1 ) { - - var pp = this.parameterPositions, - iPrev = i1 - 2, - iNext = i1 + 1, - - tPrev = pp[ iPrev ], - tNext = pp[ iNext ]; - - if ( tPrev === undefined ) { - - switch ( this.getSettings_().endingStart ) { - - case ZeroSlopeEnding: - - // f'(t0) = 0 - iPrev = i1; - tPrev = 2 * t0 - t1; - - break; - - case WrapAroundEnding: - - // use the other end of the curve - iPrev = pp.length - 2; - tPrev = t0 + pp[ iPrev ] - pp[ iPrev + 1 ]; - - break; - - default: // ZeroCurvatureEnding - - // f''(t0) = 0 a.k.a. Natural Spline - iPrev = i1; - tPrev = t1; - - } - - } - - if ( tNext === undefined ) { - - switch ( this.getSettings_().endingEnd ) { - - case ZeroSlopeEnding: - - // f'(tN) = 0 - iNext = i1; - tNext = 2 * t1 - t0; - - break; - - case WrapAroundEnding: - - // use the other end of the curve - iNext = 1; - tNext = t1 + pp[ 1 ] - pp[ 0 ]; - - break; - - default: // ZeroCurvatureEnding - - // f''(tN) = 0, a.k.a. Natural Spline - iNext = i1 - 1; - tNext = t0; - - } - - } - - var halfDt = ( t1 - t0 ) * 0.5, - stride = this.valueSize; - - this._weightPrev = halfDt / ( t0 - tPrev ); - this._weightNext = halfDt / ( tNext - t1 ); - this._offsetPrev = iPrev * stride; - this._offsetNext = iNext * stride; - - }, - - interpolate_: function( i1, t0, t, t1 ) { - - var result = this.resultBuffer, - values = this.sampleValues, - stride = this.valueSize, - - o1 = i1 * stride, o0 = o1 - stride, - oP = this._offsetPrev, oN = this._offsetNext, - wP = this._weightPrev, wN = this._weightNext, - - p = ( t - t0 ) / ( t1 - t0 ), - pp = p * p, - ppp = pp * p; - - // evaluate polynomials - - var sP = - wP * ppp + 2 * wP * pp - wP * p; - var s0 = ( 1 + wP ) * ppp + (-1.5 - 2 * wP ) * pp + ( -0.5 + wP ) * p + 1; - var s1 = (-1 - wN ) * ppp + ( 1.5 + wN ) * pp + 0.5 * p; - var sN = wN * ppp - wN * pp; - - // combine data linearly - - for ( var i = 0; i !== stride; ++ i ) { - - result[ i ] = - sP * values[ oP + i ] + - s0 * values[ o0 + i ] + - s1 * values[ o1 + i ] + - sN * values[ oN + i ]; - - } - - return result; - - } - - } ); - - /** - * @author tschw - */ - - function LinearInterpolant( - parameterPositions, sampleValues, sampleSize, resultBuffer ) { - - Interpolant.call( - this, parameterPositions, sampleValues, sampleSize, resultBuffer ); - - } - - LinearInterpolant.prototype = - Object.assign( Object.create( Interpolant.prototype ), { - - constructor: LinearInterpolant, - - interpolate_: function( i1, t0, t, t1 ) { - - var result = this.resultBuffer, - values = this.sampleValues, - stride = this.valueSize, - - offset1 = i1 * stride, - offset0 = offset1 - stride, - - weight1 = ( t - t0 ) / ( t1 - t0 ), - weight0 = 1 - weight1; - - for ( var i = 0; i !== stride; ++ i ) { - - result[ i ] = - values[ offset0 + i ] * weight0 + - values[ offset1 + i ] * weight1; - - } - - return result; - - } - - } ); - - /** - * - * Interpolant that evaluates to the sample value at the position preceeding - * the parameter. - * - * @author tschw - */ - - function DiscreteInterpolant( - parameterPositions, sampleValues, sampleSize, resultBuffer ) { - - Interpolant.call( - this, parameterPositions, sampleValues, sampleSize, resultBuffer ); - - } - - DiscreteInterpolant.prototype = - Object.assign( Object.create( Interpolant.prototype ), { - - constructor: DiscreteInterpolant, - - interpolate_: function( i1, t0, t, t1 ) { - - return this.copySampleValue_( i1 - 1 ); - - } - - } ); - - var KeyframeTrackPrototype; - - KeyframeTrackPrototype = { - - TimeBufferType: Float32Array, - ValueBufferType: Float32Array, - - DefaultInterpolation: InterpolateLinear, - - InterpolantFactoryMethodDiscrete: function ( result ) { - - return new DiscreteInterpolant( - this.times, this.values, this.getValueSize(), result ); - - }, - - InterpolantFactoryMethodLinear: function ( result ) { - - return new LinearInterpolant( - this.times, this.values, this.getValueSize(), result ); - - }, - - InterpolantFactoryMethodSmooth: function ( result ) { - - return new CubicInterpolant( - this.times, this.values, this.getValueSize(), result ); - - }, - - setInterpolation: function ( interpolation ) { - - var factoryMethod; - - switch ( interpolation ) { - - case InterpolateDiscrete: - - factoryMethod = this.InterpolantFactoryMethodDiscrete; - - break; - - case InterpolateLinear: - - factoryMethod = this.InterpolantFactoryMethodLinear; - - break; - - case InterpolateSmooth: - - factoryMethod = this.InterpolantFactoryMethodSmooth; - - break; - - } - - if ( factoryMethod === undefined ) { - - var message = "unsupported interpolation for " + - this.ValueTypeName + " keyframe track named " + this.name; - - if ( this.createInterpolant === undefined ) { - - // fall back to default, unless the default itself is messed up - if ( interpolation !== this.DefaultInterpolation ) { - - this.setInterpolation( this.DefaultInterpolation ); - - } else { - - throw new Error( message ); // fatal, in this case - - } - - } - - console.warn( message ); - return; - - } - - this.createInterpolant = factoryMethod; - - }, - - getInterpolation: function () { - - switch ( this.createInterpolant ) { - - case this.InterpolantFactoryMethodDiscrete: - - return InterpolateDiscrete; - - case this.InterpolantFactoryMethodLinear: - - return InterpolateLinear; - - case this.InterpolantFactoryMethodSmooth: - - return InterpolateSmooth; - - } - - }, - - getValueSize: function () { - - return this.values.length / this.times.length; - - }, - - // move all keyframes either forwards or backwards in time - shift: function ( timeOffset ) { - - if ( timeOffset !== 0.0 ) { - - var times = this.times; - - for ( var i = 0, n = times.length; i !== n; ++ i ) { - - times[ i ] += timeOffset; - - } - - } - - return this; - - }, - - // scale all keyframe times by a factor (useful for frame <-> seconds conversions) - scale: function ( timeScale ) { - - if ( timeScale !== 1.0 ) { - - var times = this.times; - - for ( var i = 0, n = times.length; i !== n; ++ i ) { - - times[ i ] *= timeScale; - - } - - } - - return this; - - }, - - // removes keyframes before and after animation without changing any values within the range [startTime, endTime]. - // IMPORTANT: We do not shift around keys to the start of the track time, because for interpolated keys this will change their values - trim: function ( startTime, endTime ) { - - var times = this.times, - nKeys = times.length, - from = 0, - to = nKeys - 1; - - while ( from !== nKeys && times[ from ] < startTime ) ++ from; - while ( to !== - 1 && times[ to ] > endTime ) -- to; - - ++ to; // inclusive -> exclusive bound - - if ( from !== 0 || to !== nKeys ) { - - // empty tracks are forbidden, so keep at least one keyframe - if ( from >= to ) to = Math.max( to, 1 ), from = to - 1; - - var stride = this.getValueSize(); - this.times = AnimationUtils.arraySlice( times, from, to ); - this.values = AnimationUtils. - arraySlice( this.values, from * stride, to * stride ); - - } - - return this; - - }, - - // ensure we do not get a GarbageInGarbageOut situation, make sure tracks are at least minimally viable - validate: function () { - - var valid = true; - - var valueSize = this.getValueSize(); - if ( valueSize - Math.floor( valueSize ) !== 0 ) { - - console.error( "invalid value size in track", this ); - valid = false; - - } - - var times = this.times, - values = this.values, - - nKeys = times.length; - - if ( nKeys === 0 ) { - - console.error( "track is empty", this ); - valid = false; - - } - - var prevTime = null; - - for ( var i = 0; i !== nKeys; i ++ ) { - - var currTime = times[ i ]; - - if ( typeof currTime === 'number' && isNaN( currTime ) ) { - - console.error( "time is not a valid number", this, i, currTime ); - valid = false; - break; - - } - - if ( prevTime !== null && prevTime > currTime ) { - - console.error( "out of order keys", this, i, currTime, prevTime ); - valid = false; - break; - - } - - prevTime = currTime; - - } - - if ( values !== undefined ) { - - if ( AnimationUtils.isTypedArray( values ) ) { - - for ( var i = 0, n = values.length; i !== n; ++ i ) { - - var value = values[ i ]; - - if ( isNaN( value ) ) { - - console.error( "value is not a valid number", this, i, value ); - valid = false; - break; - - } - - } - - } - - } - - return valid; - - }, - - // removes equivalent sequential keys as common in morph target sequences - // (0,0,0,0,1,1,1,0,0,0,0,0,0,0) --> (0,0,1,1,0,0) - optimize: function () { - - var times = this.times, - values = this.values, - stride = this.getValueSize(), - - smoothInterpolation = this.getInterpolation() === InterpolateSmooth, - - writeIndex = 1, - lastIndex = times.length - 1; - - for ( var i = 1; i < lastIndex; ++ i ) { - - var keep = false; - - var time = times[ i ]; - var timeNext = times[ i + 1 ]; - - // remove adjacent keyframes scheduled at the same time - - if ( time !== timeNext && ( i !== 1 || time !== time[ 0 ] ) ) { - - if ( ! smoothInterpolation ) { - - // remove unnecessary keyframes same as their neighbors - - var offset = i * stride, - offsetP = offset - stride, - offsetN = offset + stride; - - for ( var j = 0; j !== stride; ++ j ) { - - var value = values[ offset + j ]; - - if ( value !== values[ offsetP + j ] || - value !== values[ offsetN + j ] ) { - - keep = true; - break; - - } - - } - - } else keep = true; - - } - - // in-place compaction - - if ( keep ) { - - if ( i !== writeIndex ) { - - times[ writeIndex ] = times[ i ]; - - var readOffset = i * stride, - writeOffset = writeIndex * stride; - - for ( var j = 0; j !== stride; ++ j ) - - values[ writeOffset + j ] = values[ readOffset + j ]; - - } - - ++ writeIndex; - - } - - } - - // flush last keyframe (compaction looks ahead) - - if ( lastIndex > 0 ) { - - times[ writeIndex ] = times[ lastIndex ]; - - for ( var readOffset = lastIndex * stride, writeOffset = writeIndex * stride, j = 0; j !== stride; ++ j ) - - values[ writeOffset + j ] = values[ readOffset + j ]; - - ++ writeIndex; - - } - - if ( writeIndex !== times.length ) { - - this.times = AnimationUtils.arraySlice( times, 0, writeIndex ); - this.values = AnimationUtils.arraySlice( values, 0, writeIndex * stride ); - - } - - return this; - - } - - }; - - function KeyframeTrackConstructor( name, times, values, interpolation ) { - - if( name === undefined ) throw new Error( "track name is undefined" ); - - if( times === undefined || times.length === 0 ) { - - throw new Error( "no keyframes in track named " + name ); - - } - - this.name = name; - - this.times = AnimationUtils.convertArray( times, this.TimeBufferType ); - this.values = AnimationUtils.convertArray( values, this.ValueBufferType ); - - this.setInterpolation( interpolation || this.DefaultInterpolation ); - - this.validate(); - this.optimize(); - - } - - /** - * - * A Track of vectored keyframe values. - * - * - * @author Ben Houston / http://clara.io/ - * @author David Sarno / http://lighthaus.us/ - * @author tschw - */ - - function VectorKeyframeTrack( name, times, values, interpolation ) { - - KeyframeTrackConstructor.call( this, name, times, values, interpolation ); - - } - - VectorKeyframeTrack.prototype = - Object.assign( Object.create( KeyframeTrackPrototype ), { - - constructor: VectorKeyframeTrack, - - ValueTypeName: 'vector' - - // ValueBufferType is inherited - - // DefaultInterpolation is inherited - - } ); - - /** - * Spherical linear unit quaternion interpolant. - * - * @author tschw - */ - - function QuaternionLinearInterpolant( - parameterPositions, sampleValues, sampleSize, resultBuffer ) { - - Interpolant.call( - this, parameterPositions, sampleValues, sampleSize, resultBuffer ); - - } - - QuaternionLinearInterpolant.prototype = - Object.assign( Object.create( Interpolant.prototype ), { - - constructor: QuaternionLinearInterpolant, - - interpolate_: function( i1, t0, t, t1 ) { - - var result = this.resultBuffer, - values = this.sampleValues, - stride = this.valueSize, - - offset = i1 * stride, - - alpha = ( t - t0 ) / ( t1 - t0 ); - - for ( var end = offset + stride; offset !== end; offset += 4 ) { - - Quaternion.slerpFlat( result, 0, - values, offset - stride, values, offset, alpha ); - - } - - return result; - - } - - } ); - - /** - * - * A Track of quaternion keyframe values. - * - * @author Ben Houston / http://clara.io/ - * @author David Sarno / http://lighthaus.us/ - * @author tschw - */ - - function QuaternionKeyframeTrack( name, times, values, interpolation ) { - - KeyframeTrackConstructor.call( this, name, times, values, interpolation ); - - } - - QuaternionKeyframeTrack.prototype = - Object.assign( Object.create( KeyframeTrackPrototype ), { - - constructor: QuaternionKeyframeTrack, - - ValueTypeName: 'quaternion', - - // ValueBufferType is inherited - - DefaultInterpolation: InterpolateLinear, - - InterpolantFactoryMethodLinear: function( result ) { - - return new QuaternionLinearInterpolant( - this.times, this.values, this.getValueSize(), result ); - - }, - - InterpolantFactoryMethodSmooth: undefined // not yet implemented - - } ); - - /** - * - * A Track of numeric keyframe values. - * - * @author Ben Houston / http://clara.io/ - * @author David Sarno / http://lighthaus.us/ - * @author tschw - */ - - function NumberKeyframeTrack( name, times, values, interpolation ) { - - KeyframeTrackConstructor.call( this, name, times, values, interpolation ); - - } - - NumberKeyframeTrack.prototype = - Object.assign( Object.create( KeyframeTrackPrototype ), { - - constructor: NumberKeyframeTrack, - - ValueTypeName: 'number' - - // ValueBufferType is inherited - - // DefaultInterpolation is inherited - - } ); - - /** - * - * A Track that interpolates Strings - * - * - * @author Ben Houston / http://clara.io/ - * @author David Sarno / http://lighthaus.us/ - * @author tschw - */ - - function StringKeyframeTrack( name, times, values, interpolation ) { - - KeyframeTrackConstructor.call( this, name, times, values, interpolation ); - - } - - StringKeyframeTrack.prototype = - Object.assign( Object.create( KeyframeTrackPrototype ), { - - constructor: StringKeyframeTrack, - - ValueTypeName: 'string', - ValueBufferType: Array, - - DefaultInterpolation: InterpolateDiscrete, - - InterpolantFactoryMethodLinear: undefined, - - InterpolantFactoryMethodSmooth: undefined - - } ); - - /** - * - * A Track of Boolean keyframe values. - * - * - * @author Ben Houston / http://clara.io/ - * @author David Sarno / http://lighthaus.us/ - * @author tschw - */ - - function BooleanKeyframeTrack( name, times, values ) { - - KeyframeTrackConstructor.call( this, name, times, values ); - - } - - BooleanKeyframeTrack.prototype = - Object.assign( Object.create( KeyframeTrackPrototype ), { - - constructor: BooleanKeyframeTrack, - - ValueTypeName: 'bool', - ValueBufferType: Array, - - DefaultInterpolation: InterpolateDiscrete, - - InterpolantFactoryMethodLinear: undefined, - InterpolantFactoryMethodSmooth: undefined - - // Note: Actually this track could have a optimized / compressed - // representation of a single value and a custom interpolant that - // computes "firstValue ^ isOdd( index )". - - } ); - - /** - * - * A Track of keyframe values that represent color. - * - * - * @author Ben Houston / http://clara.io/ - * @author David Sarno / http://lighthaus.us/ - * @author tschw - */ - - function ColorKeyframeTrack( name, times, values, interpolation ) { - - KeyframeTrackConstructor.call( this, name, times, values, interpolation ); - - } - - ColorKeyframeTrack.prototype = - Object.assign( Object.create( KeyframeTrackPrototype ), { - - constructor: ColorKeyframeTrack, - - ValueTypeName: 'color' - - // ValueBufferType is inherited - - // DefaultInterpolation is inherited - - - // Note: Very basic implementation and nothing special yet. - // However, this is the place for color space parameterization. - - } ); - - /** - * - * A timed sequence of keyframes for a specific property. - * - * - * @author Ben Houston / http://clara.io/ - * @author David Sarno / http://lighthaus.us/ - * @author tschw - */ - - function KeyframeTrack( name, times, values, interpolation ) { - - KeyframeTrackConstructor.apply( this, arguments ); - - } - - KeyframeTrack.prototype = KeyframeTrackPrototype; - KeyframeTrackPrototype.constructor = KeyframeTrack; - - // Static methods: - - Object.assign( KeyframeTrack, { - - // Serialization (in static context, because of constructor invocation - // and automatic invocation of .toJSON): - - parse: function( json ) { - - if( json.type === undefined ) { - - throw new Error( "track type undefined, can not parse" ); - - } - - var trackType = KeyframeTrack._getTrackTypeForValueTypeName( json.type ); - - if ( json.times === undefined ) { - - var times = [], values = []; - - AnimationUtils.flattenJSON( json.keys, times, values, 'value' ); - - json.times = times; - json.values = values; - - } - - // derived classes can define a static parse method - if ( trackType.parse !== undefined ) { - - return trackType.parse( json ); - - } else { - - // by default, we asssume a constructor compatible with the base - return new trackType( - json.name, json.times, json.values, json.interpolation ); - - } - - }, - - toJSON: function( track ) { - - var trackType = track.constructor; - - var json; - - // derived classes can define a static toJSON method - if ( trackType.toJSON !== undefined ) { - - json = trackType.toJSON( track ); - - } else { - - // by default, we assume the data can be serialized as-is - json = { - - 'name': track.name, - 'times': AnimationUtils.convertArray( track.times, Array ), - 'values': AnimationUtils.convertArray( track.values, Array ) - - }; - - var interpolation = track.getInterpolation(); - - if ( interpolation !== track.DefaultInterpolation ) { - - json.interpolation = interpolation; - - } - - } - - json.type = track.ValueTypeName; // mandatory - - return json; - - }, - - _getTrackTypeForValueTypeName: function( typeName ) { - - switch( typeName.toLowerCase() ) { - - case "scalar": - case "double": - case "float": - case "number": - case "integer": - - return NumberKeyframeTrack; - - case "vector": - case "vector2": - case "vector3": - case "vector4": - - return VectorKeyframeTrack; - - case "color": - - return ColorKeyframeTrack; - - case "quaternion": - - return QuaternionKeyframeTrack; - - case "bool": - case "boolean": - - return BooleanKeyframeTrack; - - case "string": - - return StringKeyframeTrack; - - } - - throw new Error( "Unsupported typeName: " + typeName ); - - } - - } ); - - /** - * - * Reusable set of Tracks that represent an animation. - * - * @author Ben Houston / http://clara.io/ - * @author David Sarno / http://lighthaus.us/ - */ - - function AnimationClip( name, duration, tracks ) { - - this.name = name; - this.tracks = tracks; - this.duration = ( duration !== undefined ) ? duration : -1; - - this.uuid = _Math.generateUUID(); - - // this means it should figure out its duration by scanning the tracks - if ( this.duration < 0 ) { - - this.resetDuration(); - - } - - this.optimize(); - - } - - AnimationClip.prototype = { - - constructor: AnimationClip, - - resetDuration: function() { - - var tracks = this.tracks, - duration = 0; - - for ( var i = 0, n = tracks.length; i !== n; ++ i ) { - - var track = this.tracks[ i ]; - - duration = Math.max( duration, track.times[ track.times.length - 1 ] ); - - } - - this.duration = duration; - - }, - - trim: function() { - - for ( var i = 0; i < this.tracks.length; i ++ ) { - - this.tracks[ i ].trim( 0, this.duration ); - - } - - return this; - - }, - - optimize: function() { - - for ( var i = 0; i < this.tracks.length; i ++ ) { - - this.tracks[ i ].optimize(); - - } - - return this; - - } - - }; - - // Static methods: - - Object.assign( AnimationClip, { - - parse: function( json ) { - - var tracks = [], - jsonTracks = json.tracks, - frameTime = 1.0 / ( json.fps || 1.0 ); - - for ( var i = 0, n = jsonTracks.length; i !== n; ++ i ) { - - tracks.push( KeyframeTrack.parse( jsonTracks[ i ] ).scale( frameTime ) ); - - } - - return new AnimationClip( json.name, json.duration, tracks ); - - }, - - - toJSON: function( clip ) { - - var tracks = [], - clipTracks = clip.tracks; - - var json = { - - 'name': clip.name, - 'duration': clip.duration, - 'tracks': tracks - - }; - - for ( var i = 0, n = clipTracks.length; i !== n; ++ i ) { - - tracks.push( KeyframeTrack.toJSON( clipTracks[ i ] ) ); - - } - - return json; - - }, - - - CreateFromMorphTargetSequence: function( name, morphTargetSequence, fps, noLoop ) { - - var numMorphTargets = morphTargetSequence.length; - var tracks = []; - - for ( var i = 0; i < numMorphTargets; i ++ ) { - - var times = []; - var values = []; - - times.push( - ( i + numMorphTargets - 1 ) % numMorphTargets, - i, - ( i + 1 ) % numMorphTargets ); - - values.push( 0, 1, 0 ); - - var order = AnimationUtils.getKeyframeOrder( times ); - times = AnimationUtils.sortedArray( times, 1, order ); - values = AnimationUtils.sortedArray( values, 1, order ); - - // if there is a key at the first frame, duplicate it as the - // last frame as well for perfect loop. - if ( ! noLoop && times[ 0 ] === 0 ) { - - times.push( numMorphTargets ); - values.push( values[ 0 ] ); - - } - - tracks.push( - new NumberKeyframeTrack( - '.morphTargetInfluences[' + morphTargetSequence[ i ].name + ']', - times, values - ).scale( 1.0 / fps ) ); - } - - return new AnimationClip( name, -1, tracks ); - - }, - - findByName: function( objectOrClipArray, name ) { - - var clipArray = objectOrClipArray; - - if ( ! Array.isArray( objectOrClipArray ) ) { - - var o = objectOrClipArray; - clipArray = o.geometry && o.geometry.animations || o.animations; - - } - - for ( var i = 0; i < clipArray.length; i ++ ) { - - if ( clipArray[ i ].name === name ) { - - return clipArray[ i ]; - - } - } - - return null; - - }, - - CreateClipsFromMorphTargetSequences: function( morphTargets, fps, noLoop ) { - - var animationToMorphTargets = {}; - - // tested with https://regex101.com/ on trick sequences - // such flamingo_flyA_003, flamingo_run1_003, crdeath0059 - var pattern = /^([\w-]*?)([\d]+)$/; - - // sort morph target names into animation groups based - // patterns like Walk_001, Walk_002, Run_001, Run_002 - for ( var i = 0, il = morphTargets.length; i < il; i ++ ) { - - var morphTarget = morphTargets[ i ]; - var parts = morphTarget.name.match( pattern ); - - if ( parts && parts.length > 1 ) { - - var name = parts[ 1 ]; - - var animationMorphTargets = animationToMorphTargets[ name ]; - if ( ! animationMorphTargets ) { - - animationToMorphTargets[ name ] = animationMorphTargets = []; - - } - - animationMorphTargets.push( morphTarget ); - - } - - } - - var clips = []; - - for ( var name in animationToMorphTargets ) { - - clips.push( AnimationClip.CreateFromMorphTargetSequence( name, animationToMorphTargets[ name ], fps, noLoop ) ); - - } - - return clips; - - }, - - // parse the animation.hierarchy format - parseAnimation: function( animation, bones ) { - - if ( ! animation ) { - - console.error( " no animation in JSONLoader data" ); - return null; - - } - - var addNonemptyTrack = function( - trackType, trackName, animationKeys, propertyName, destTracks ) { - - // only return track if there are actually keys. - if ( animationKeys.length !== 0 ) { - - var times = []; - var values = []; - - AnimationUtils.flattenJSON( - animationKeys, times, values, propertyName ); - - // empty keys are filtered out, so check again - if ( times.length !== 0 ) { - - destTracks.push( new trackType( trackName, times, values ) ); - - } - - } - - }; - - var tracks = []; - - var clipName = animation.name || 'default'; - // automatic length determination in AnimationClip. - var duration = animation.length || -1; - var fps = animation.fps || 30; - - var hierarchyTracks = animation.hierarchy || []; - - for ( var h = 0; h < hierarchyTracks.length; h ++ ) { - - var animationKeys = hierarchyTracks[ h ].keys; - - // skip empty tracks - if ( ! animationKeys || animationKeys.length === 0 ) continue; - - // process morph targets in a way exactly compatible - // with AnimationHandler.init( animation ) - if ( animationKeys[0].morphTargets ) { - - // figure out all morph targets used in this track - var morphTargetNames = {}; - for ( var k = 0; k < animationKeys.length; k ++ ) { - - if ( animationKeys[k].morphTargets ) { - - for ( var m = 0; m < animationKeys[k].morphTargets.length; m ++ ) { - - morphTargetNames[ animationKeys[k].morphTargets[m] ] = -1; - } - - } - - } - - // create a track for each morph target with all zero - // morphTargetInfluences except for the keys in which - // the morphTarget is named. - for ( var morphTargetName in morphTargetNames ) { - - var times = []; - var values = []; - - for ( var m = 0; m !== animationKeys[k].morphTargets.length; ++ m ) { - - var animationKey = animationKeys[k]; - - times.push( animationKey.time ); - values.push( ( animationKey.morphTarget === morphTargetName ) ? 1 : 0 ); - - } - - tracks.push( new NumberKeyframeTrack('.morphTargetInfluence[' + morphTargetName + ']', times, values ) ); - - } - - duration = morphTargetNames.length * ( fps || 1.0 ); - - } else { - // ...assume skeletal animation - - var boneName = '.bones[' + bones[ h ].name + ']'; - - addNonemptyTrack( - VectorKeyframeTrack, boneName + '.position', - animationKeys, 'pos', tracks ); - - addNonemptyTrack( - QuaternionKeyframeTrack, boneName + '.quaternion', - animationKeys, 'rot', tracks ); - - addNonemptyTrack( - VectorKeyframeTrack, boneName + '.scale', - animationKeys, 'scl', tracks ); - - } - - } - - if ( tracks.length === 0 ) { - - return null; - - } - - var clip = new AnimationClip( clipName, duration, tracks ); - - return clip; - - } - - } ); - - /** - * @author mrdoob / http://mrdoob.com/ - */ - - function MaterialLoader( manager ) { - - this.manager = ( manager !== undefined ) ? manager : DefaultLoadingManager; - this.textures = {}; - - } - - Object.assign( MaterialLoader.prototype, { - - load: function ( url, onLoad, onProgress, onError ) { - - var scope = this; - - var loader = new FileLoader( scope.manager ); - loader.load( url, function ( text ) { - - onLoad( scope.parse( JSON.parse( text ) ) ); - - }, onProgress, onError ); - - }, - - setTextures: function ( value ) { - - this.textures = value; - - }, - - parse: function ( json ) { - - var textures = this.textures; - - function getTexture( name ) { - - if ( textures[ name ] === undefined ) { - - console.warn( 'THREE.MaterialLoader: Undefined texture', name ); - - } - - return textures[ name ]; - - } - - var material = new Materials[ json.type ](); - - if ( json.uuid !== undefined ) material.uuid = json.uuid; - if ( json.name !== undefined ) material.name = json.name; - if ( json.color !== undefined ) material.color.setHex( json.color ); - if ( json.roughness !== undefined ) material.roughness = json.roughness; - if ( json.metalness !== undefined ) material.metalness = json.metalness; - if ( json.emissive !== undefined ) material.emissive.setHex( json.emissive ); - if ( json.specular !== undefined ) material.specular.setHex( json.specular ); - if ( json.shininess !== undefined ) material.shininess = json.shininess; - if ( json.clearCoat !== undefined ) material.clearCoat = json.clearCoat; - if ( json.clearCoatRoughness !== undefined ) material.clearCoatRoughness = json.clearCoatRoughness; - if ( json.uniforms !== undefined ) material.uniforms = json.uniforms; - if ( json.vertexShader !== undefined ) material.vertexShader = json.vertexShader; - if ( json.fragmentShader !== undefined ) material.fragmentShader = json.fragmentShader; - if ( json.vertexColors !== undefined ) material.vertexColors = json.vertexColors; - if ( json.fog !== undefined ) material.fog = json.fog; - if ( json.shading !== undefined ) material.shading = json.shading; - if ( json.blending !== undefined ) material.blending = json.blending; - if ( json.side !== undefined ) material.side = json.side; - if ( json.opacity !== undefined ) material.opacity = json.opacity; - if ( json.transparent !== undefined ) material.transparent = json.transparent; - if ( json.alphaTest !== undefined ) material.alphaTest = json.alphaTest; - if ( json.depthTest !== undefined ) material.depthTest = json.depthTest; - if ( json.depthWrite !== undefined ) material.depthWrite = json.depthWrite; - if ( json.colorWrite !== undefined ) material.colorWrite = json.colorWrite; - if ( json.wireframe !== undefined ) material.wireframe = json.wireframe; - if ( json.wireframeLinewidth !== undefined ) material.wireframeLinewidth = json.wireframeLinewidth; - if ( json.wireframeLinecap !== undefined ) material.wireframeLinecap = json.wireframeLinecap; - if ( json.wireframeLinejoin !== undefined ) material.wireframeLinejoin = json.wireframeLinejoin; - if ( json.skinning !== undefined ) material.skinning = json.skinning; - if ( json.morphTargets !== undefined ) material.morphTargets = json.morphTargets; - - // for PointsMaterial - - if ( json.size !== undefined ) material.size = json.size; - if ( json.sizeAttenuation !== undefined ) material.sizeAttenuation = json.sizeAttenuation; - - // maps - - if ( json.map !== undefined ) material.map = getTexture( json.map ); - - if ( json.alphaMap !== undefined ) { - - material.alphaMap = getTexture( json.alphaMap ); - material.transparent = true; - - } - - if ( json.bumpMap !== undefined ) material.bumpMap = getTexture( json.bumpMap ); - if ( json.bumpScale !== undefined ) material.bumpScale = json.bumpScale; - - if ( json.normalMap !== undefined ) material.normalMap = getTexture( json.normalMap ); - if ( json.normalScale !== undefined ) { - - var normalScale = json.normalScale; - - if ( Array.isArray( normalScale ) === false ) { - - // Blender exporter used to export a scalar. See #7459 - - normalScale = [ normalScale, normalScale ]; - - } - - material.normalScale = new Vector2().fromArray( normalScale ); - - } - - if ( json.displacementMap !== undefined ) material.displacementMap = getTexture( json.displacementMap ); - if ( json.displacementScale !== undefined ) material.displacementScale = json.displacementScale; - if ( json.displacementBias !== undefined ) material.displacementBias = json.displacementBias; - - if ( json.roughnessMap !== undefined ) material.roughnessMap = getTexture( json.roughnessMap ); - if ( json.metalnessMap !== undefined ) material.metalnessMap = getTexture( json.metalnessMap ); - - if ( json.emissiveMap !== undefined ) material.emissiveMap = getTexture( json.emissiveMap ); - if ( json.emissiveIntensity !== undefined ) material.emissiveIntensity = json.emissiveIntensity; - - if ( json.specularMap !== undefined ) material.specularMap = getTexture( json.specularMap ); - - if ( json.envMap !== undefined ) material.envMap = getTexture( json.envMap ); - - if ( json.reflectivity !== undefined ) material.reflectivity = json.reflectivity; - - if ( json.lightMap !== undefined ) material.lightMap = getTexture( json.lightMap ); - if ( json.lightMapIntensity !== undefined ) material.lightMapIntensity = json.lightMapIntensity; - - if ( json.aoMap !== undefined ) material.aoMap = getTexture( json.aoMap ); - if ( json.aoMapIntensity !== undefined ) material.aoMapIntensity = json.aoMapIntensity; - - if ( json.gradientMap !== undefined ) material.gradientMap = getTexture( json.gradientMap ); - - // MultiMaterial - - if ( json.materials !== undefined ) { - - for ( var i = 0, l = json.materials.length; i < l; i ++ ) { - - material.materials.push( this.parse( json.materials[ i ] ) ); - - } - - } - - return material; - - } - - } ); - - /** - * @author mrdoob / http://mrdoob.com/ - */ - - function BufferGeometryLoader( manager ) { - - this.manager = ( manager !== undefined ) ? manager : DefaultLoadingManager; - - } - - Object.assign( BufferGeometryLoader.prototype, { - - load: function ( url, onLoad, onProgress, onError ) { - - var scope = this; - - var loader = new FileLoader( scope.manager ); - loader.load( url, function ( text ) { - - onLoad( scope.parse( JSON.parse( text ) ) ); - - }, onProgress, onError ); - - }, - - parse: function ( json ) { - - var geometry = new BufferGeometry(); - - var index = json.data.index; - - var TYPED_ARRAYS = { - 'Int8Array': Int8Array, - 'Uint8Array': Uint8Array, - 'Uint8ClampedArray': Uint8ClampedArray, - 'Int16Array': Int16Array, - 'Uint16Array': Uint16Array, - 'Int32Array': Int32Array, - 'Uint32Array': Uint32Array, - 'Float32Array': Float32Array, - 'Float64Array': Float64Array - }; - - if ( index !== undefined ) { - - var typedArray = new TYPED_ARRAYS[ index.type ]( index.array ); - geometry.setIndex( new BufferAttribute( typedArray, 1 ) ); - - } - - var attributes = json.data.attributes; - - for ( var key in attributes ) { - - var attribute = attributes[ key ]; - var typedArray = new TYPED_ARRAYS[ attribute.type ]( attribute.array ); - - geometry.addAttribute( key, new BufferAttribute( typedArray, attribute.itemSize, attribute.normalized ) ); - - } - - var groups = json.data.groups || json.data.drawcalls || json.data.offsets; - - if ( groups !== undefined ) { - - for ( var i = 0, n = groups.length; i !== n; ++ i ) { - - var group = groups[ i ]; - - geometry.addGroup( group.start, group.count, group.materialIndex ); - - } - - } - - var boundingSphere = json.data.boundingSphere; - - if ( boundingSphere !== undefined ) { - - var center = new Vector3(); - - if ( boundingSphere.center !== undefined ) { - - center.fromArray( boundingSphere.center ); - - } - - geometry.boundingSphere = new Sphere( center, boundingSphere.radius ); - - } - - return geometry; - - } - - } ); - - /** - * @author alteredq / http://alteredqualia.com/ - */ - - function Loader() { - - this.onLoadStart = function () {}; - this.onLoadProgress = function () {}; - this.onLoadComplete = function () {}; - - } - - Loader.prototype = { - - constructor: Loader, - - crossOrigin: undefined, - - extractUrlBase: function ( url ) { - - var parts = url.split( '/' ); - - if ( parts.length === 1 ) return './'; - - parts.pop(); - - return parts.join( '/' ) + '/'; - - }, - - initMaterials: function ( materials, texturePath, crossOrigin ) { - - var array = []; - - for ( var i = 0; i < materials.length; ++ i ) { - - array[ i ] = this.createMaterial( materials[ i ], texturePath, crossOrigin ); - - } - - return array; - - }, - - createMaterial: ( function () { - - var BlendingMode = { - NoBlending: NoBlending, - NormalBlending: NormalBlending, - AdditiveBlending: AdditiveBlending, - SubtractiveBlending: SubtractiveBlending, - MultiplyBlending: MultiplyBlending, - CustomBlending: CustomBlending - }; - - var color, textureLoader, materialLoader; - - return function createMaterial( m, texturePath, crossOrigin ) { - - if ( color === undefined ) color = new Color(); - if ( textureLoader === undefined ) textureLoader = new TextureLoader(); - if ( materialLoader === undefined ) materialLoader = new MaterialLoader(); - - // convert from old material format - - var textures = {}; - - function loadTexture( path, repeat, offset, wrap, anisotropy ) { - - var fullPath = texturePath + path; - var loader = Loader.Handlers.get( fullPath ); - - var texture; - - if ( loader !== null ) { - - texture = loader.load( fullPath ); - - } else { - - textureLoader.setCrossOrigin( crossOrigin ); - texture = textureLoader.load( fullPath ); - - } - - if ( repeat !== undefined ) { - - texture.repeat.fromArray( repeat ); - - if ( repeat[ 0 ] !== 1 ) texture.wrapS = RepeatWrapping; - if ( repeat[ 1 ] !== 1 ) texture.wrapT = RepeatWrapping; - - } - - if ( offset !== undefined ) { - - texture.offset.fromArray( offset ); - - } - - if ( wrap !== undefined ) { - - if ( wrap[ 0 ] === 'repeat' ) texture.wrapS = RepeatWrapping; - if ( wrap[ 0 ] === 'mirror' ) texture.wrapS = MirroredRepeatWrapping; - - if ( wrap[ 1 ] === 'repeat' ) texture.wrapT = RepeatWrapping; - if ( wrap[ 1 ] === 'mirror' ) texture.wrapT = MirroredRepeatWrapping; - - } - - if ( anisotropy !== undefined ) { - - texture.anisotropy = anisotropy; - - } - - var uuid = _Math.generateUUID(); - - textures[ uuid ] = texture; - - return uuid; - - } - - // - - var json = { - uuid: _Math.generateUUID(), - type: 'MeshLambertMaterial' - }; - - for ( var name in m ) { - - var value = m[ name ]; - - switch ( name ) { - - case 'DbgColor': - case 'DbgIndex': - case 'opticalDensity': - case 'illumination': - break; - case 'DbgName': - json.name = value; - break; - case 'blending': - json.blending = BlendingMode[ value ]; - break; - case 'colorAmbient': - case 'mapAmbient': - console.warn( 'THREE.Loader.createMaterial:', name, 'is no longer supported.' ); - break; - case 'colorDiffuse': - json.color = color.fromArray( value ).getHex(); - break; - case 'colorSpecular': - json.specular = color.fromArray( value ).getHex(); - break; - case 'colorEmissive': - json.emissive = color.fromArray( value ).getHex(); - break; - case 'specularCoef': - json.shininess = value; - break; - case 'shading': - if ( value.toLowerCase() === 'basic' ) json.type = 'MeshBasicMaterial'; - if ( value.toLowerCase() === 'phong' ) json.type = 'MeshPhongMaterial'; - if ( value.toLowerCase() === 'standard' ) json.type = 'MeshStandardMaterial'; - break; - case 'mapDiffuse': - json.map = loadTexture( value, m.mapDiffuseRepeat, m.mapDiffuseOffset, m.mapDiffuseWrap, m.mapDiffuseAnisotropy ); - break; - case 'mapDiffuseRepeat': - case 'mapDiffuseOffset': - case 'mapDiffuseWrap': - case 'mapDiffuseAnisotropy': - break; - case 'mapEmissive': - json.emissiveMap = loadTexture( value, m.mapEmissiveRepeat, m.mapEmissiveOffset, m.mapEmissiveWrap, m.mapEmissiveAnisotropy ); - break; - case 'mapEmissiveRepeat': - case 'mapEmissiveOffset': - case 'mapEmissiveWrap': - case 'mapEmissiveAnisotropy': - break; - case 'mapLight': - json.lightMap = loadTexture( value, m.mapLightRepeat, m.mapLightOffset, m.mapLightWrap, m.mapLightAnisotropy ); - break; - case 'mapLightRepeat': - case 'mapLightOffset': - case 'mapLightWrap': - case 'mapLightAnisotropy': - break; - case 'mapAO': - json.aoMap = loadTexture( value, m.mapAORepeat, m.mapAOOffset, m.mapAOWrap, m.mapAOAnisotropy ); - break; - case 'mapAORepeat': - case 'mapAOOffset': - case 'mapAOWrap': - case 'mapAOAnisotropy': - break; - case 'mapBump': - json.bumpMap = loadTexture( value, m.mapBumpRepeat, m.mapBumpOffset, m.mapBumpWrap, m.mapBumpAnisotropy ); - break; - case 'mapBumpScale': - json.bumpScale = value; - break; - case 'mapBumpRepeat': - case 'mapBumpOffset': - case 'mapBumpWrap': - case 'mapBumpAnisotropy': - break; - case 'mapNormal': - json.normalMap = loadTexture( value, m.mapNormalRepeat, m.mapNormalOffset, m.mapNormalWrap, m.mapNormalAnisotropy ); - break; - case 'mapNormalFactor': - json.normalScale = [ value, value ]; - break; - case 'mapNormalRepeat': - case 'mapNormalOffset': - case 'mapNormalWrap': - case 'mapNormalAnisotropy': - break; - case 'mapSpecular': - json.specularMap = loadTexture( value, m.mapSpecularRepeat, m.mapSpecularOffset, m.mapSpecularWrap, m.mapSpecularAnisotropy ); - break; - case 'mapSpecularRepeat': - case 'mapSpecularOffset': - case 'mapSpecularWrap': - case 'mapSpecularAnisotropy': - break; - case 'mapMetalness': - json.metalnessMap = loadTexture( value, m.mapMetalnessRepeat, m.mapMetalnessOffset, m.mapMetalnessWrap, m.mapMetalnessAnisotropy ); - break; - case 'mapMetalnessRepeat': - case 'mapMetalnessOffset': - case 'mapMetalnessWrap': - case 'mapMetalnessAnisotropy': - break; - case 'mapRoughness': - json.roughnessMap = loadTexture( value, m.mapRoughnessRepeat, m.mapRoughnessOffset, m.mapRoughnessWrap, m.mapRoughnessAnisotropy ); - break; - case 'mapRoughnessRepeat': - case 'mapRoughnessOffset': - case 'mapRoughnessWrap': - case 'mapRoughnessAnisotropy': - break; - case 'mapAlpha': - json.alphaMap = loadTexture( value, m.mapAlphaRepeat, m.mapAlphaOffset, m.mapAlphaWrap, m.mapAlphaAnisotropy ); - break; - case 'mapAlphaRepeat': - case 'mapAlphaOffset': - case 'mapAlphaWrap': - case 'mapAlphaAnisotropy': - break; - case 'flipSided': - json.side = BackSide; - break; - case 'doubleSided': - json.side = DoubleSide; - break; - case 'transparency': - console.warn( 'THREE.Loader.createMaterial: transparency has been renamed to opacity' ); - json.opacity = value; - break; - case 'depthTest': - case 'depthWrite': - case 'colorWrite': - case 'opacity': - case 'reflectivity': - case 'transparent': - case 'visible': - case 'wireframe': - json[ name ] = value; - break; - case 'vertexColors': - if ( value === true ) json.vertexColors = VertexColors; - if ( value === 'face' ) json.vertexColors = FaceColors; - break; - default: - console.error( 'THREE.Loader.createMaterial: Unsupported', name, value ); - break; - - } - - } - - if ( json.type === 'MeshBasicMaterial' ) delete json.emissive; - if ( json.type !== 'MeshPhongMaterial' ) delete json.specular; - - if ( json.opacity < 1 ) json.transparent = true; - - materialLoader.setTextures( textures ); - - return materialLoader.parse( json ); - - }; - - } )() - - }; - - Loader.Handlers = { - - handlers: [], - - add: function ( regex, loader ) { - - this.handlers.push( regex, loader ); - - }, - - get: function ( file ) { - - var handlers = this.handlers; - - for ( var i = 0, l = handlers.length; i < l; i += 2 ) { - - var regex = handlers[ i ]; - var loader = handlers[ i + 1 ]; - - if ( regex.test( file ) ) { - - return loader; - - } - - } - - return null; - - } - - }; - - /** - * @author mrdoob / http://mrdoob.com/ - * @author alteredq / http://alteredqualia.com/ - */ - - function JSONLoader( manager ) { - - if ( typeof manager === 'boolean' ) { - - console.warn( 'THREE.JSONLoader: showStatus parameter has been removed from constructor.' ); - manager = undefined; - - } - - this.manager = ( manager !== undefined ) ? manager : DefaultLoadingManager; - - this.withCredentials = false; - - } - - Object.assign( JSONLoader.prototype, { - - load: function( url, onLoad, onProgress, onError ) { - - var scope = this; - - var texturePath = this.texturePath && ( typeof this.texturePath === "string" ) ? this.texturePath : Loader.prototype.extractUrlBase( url ); - - var loader = new FileLoader( this.manager ); - loader.setWithCredentials( this.withCredentials ); - loader.load( url, function ( text ) { - - var json = JSON.parse( text ); - var metadata = json.metadata; - - if ( metadata !== undefined ) { - - var type = metadata.type; - - if ( type !== undefined ) { - - if ( type.toLowerCase() === 'object' ) { - - console.error( 'THREE.JSONLoader: ' + url + ' should be loaded with THREE.ObjectLoader instead.' ); - return; - - } - - if ( type.toLowerCase() === 'scene' ) { - - console.error( 'THREE.JSONLoader: ' + url + ' should be loaded with THREE.SceneLoader instead.' ); - return; - - } - - } - - } - - var object = scope.parse( json, texturePath ); - onLoad( object.geometry, object.materials ); - - }, onProgress, onError ); - - }, - - setTexturePath: function ( value ) { - - this.texturePath = value; - - }, - - parse: function ( json, texturePath ) { - - var geometry = new Geometry(), - scale = ( json.scale !== undefined ) ? 1.0 / json.scale : 1.0; - - parseModel( scale ); - - parseSkin(); - parseMorphing( scale ); - parseAnimations(); - - geometry.computeFaceNormals(); - geometry.computeBoundingSphere(); - - function parseModel( scale ) { - - function isBitSet( value, position ) { - - return value & ( 1 << position ); - - } - - var i, j, fi, - - offset, zLength, - - colorIndex, normalIndex, uvIndex, materialIndex, - - type, - isQuad, - hasMaterial, - hasFaceVertexUv, - hasFaceNormal, hasFaceVertexNormal, - hasFaceColor, hasFaceVertexColor, - - vertex, face, faceA, faceB, hex, normal, - - uvLayer, uv, u, v, - - faces = json.faces, - vertices = json.vertices, - normals = json.normals, - colors = json.colors, - - nUvLayers = 0; - - if ( json.uvs !== undefined ) { - - // disregard empty arrays - - for ( i = 0; i < json.uvs.length; i ++ ) { - - if ( json.uvs[ i ].length ) nUvLayers ++; - - } - - for ( i = 0; i < nUvLayers; i ++ ) { - - geometry.faceVertexUvs[ i ] = []; - - } - - } - - offset = 0; - zLength = vertices.length; - - while ( offset < zLength ) { - - vertex = new Vector3(); - - vertex.x = vertices[ offset ++ ] * scale; - vertex.y = vertices[ offset ++ ] * scale; - vertex.z = vertices[ offset ++ ] * scale; - - geometry.vertices.push( vertex ); - - } - - offset = 0; - zLength = faces.length; - - while ( offset < zLength ) { - - type = faces[ offset ++ ]; - - - isQuad = isBitSet( type, 0 ); - hasMaterial = isBitSet( type, 1 ); - hasFaceVertexUv = isBitSet( type, 3 ); - hasFaceNormal = isBitSet( type, 4 ); - hasFaceVertexNormal = isBitSet( type, 5 ); - hasFaceColor = isBitSet( type, 6 ); - hasFaceVertexColor = isBitSet( type, 7 ); - - // console.log("type", type, "bits", isQuad, hasMaterial, hasFaceVertexUv, hasFaceNormal, hasFaceVertexNormal, hasFaceColor, hasFaceVertexColor); - - if ( isQuad ) { - - faceA = new Face3(); - faceA.a = faces[ offset ]; - faceA.b = faces[ offset + 1 ]; - faceA.c = faces[ offset + 3 ]; - - faceB = new Face3(); - faceB.a = faces[ offset + 1 ]; - faceB.b = faces[ offset + 2 ]; - faceB.c = faces[ offset + 3 ]; - - offset += 4; - - if ( hasMaterial ) { - - materialIndex = faces[ offset ++ ]; - faceA.materialIndex = materialIndex; - faceB.materialIndex = materialIndex; - - } - - // to get face <=> uv index correspondence - - fi = geometry.faces.length; - - if ( hasFaceVertexUv ) { - - for ( i = 0; i < nUvLayers; i ++ ) { - - uvLayer = json.uvs[ i ]; - - geometry.faceVertexUvs[ i ][ fi ] = []; - geometry.faceVertexUvs[ i ][ fi + 1 ] = []; - - for ( j = 0; j < 4; j ++ ) { - - uvIndex = faces[ offset ++ ]; - - u = uvLayer[ uvIndex * 2 ]; - v = uvLayer[ uvIndex * 2 + 1 ]; - - uv = new Vector2( u, v ); - - if ( j !== 2 ) geometry.faceVertexUvs[ i ][ fi ].push( uv ); - if ( j !== 0 ) geometry.faceVertexUvs[ i ][ fi + 1 ].push( uv ); - - } - - } - - } - - if ( hasFaceNormal ) { - - normalIndex = faces[ offset ++ ] * 3; - - faceA.normal.set( - normals[ normalIndex ++ ], - normals[ normalIndex ++ ], - normals[ normalIndex ] - ); - - faceB.normal.copy( faceA.normal ); - - } - - if ( hasFaceVertexNormal ) { - - for ( i = 0; i < 4; i ++ ) { - - normalIndex = faces[ offset ++ ] * 3; - - normal = new Vector3( - normals[ normalIndex ++ ], - normals[ normalIndex ++ ], - normals[ normalIndex ] - ); - - - if ( i !== 2 ) faceA.vertexNormals.push( normal ); - if ( i !== 0 ) faceB.vertexNormals.push( normal ); - - } - - } - - - if ( hasFaceColor ) { - - colorIndex = faces[ offset ++ ]; - hex = colors[ colorIndex ]; - - faceA.color.setHex( hex ); - faceB.color.setHex( hex ); - - } - - - if ( hasFaceVertexColor ) { - - for ( i = 0; i < 4; i ++ ) { - - colorIndex = faces[ offset ++ ]; - hex = colors[ colorIndex ]; - - if ( i !== 2 ) faceA.vertexColors.push( new Color( hex ) ); - if ( i !== 0 ) faceB.vertexColors.push( new Color( hex ) ); - - } - - } - - geometry.faces.push( faceA ); - geometry.faces.push( faceB ); - - } else { - - face = new Face3(); - face.a = faces[ offset ++ ]; - face.b = faces[ offset ++ ]; - face.c = faces[ offset ++ ]; - - if ( hasMaterial ) { - - materialIndex = faces[ offset ++ ]; - face.materialIndex = materialIndex; - - } - - // to get face <=> uv index correspondence - - fi = geometry.faces.length; - - if ( hasFaceVertexUv ) { - - for ( i = 0; i < nUvLayers; i ++ ) { - - uvLayer = json.uvs[ i ]; - - geometry.faceVertexUvs[ i ][ fi ] = []; - - for ( j = 0; j < 3; j ++ ) { - - uvIndex = faces[ offset ++ ]; - - u = uvLayer[ uvIndex * 2 ]; - v = uvLayer[ uvIndex * 2 + 1 ]; - - uv = new Vector2( u, v ); - - geometry.faceVertexUvs[ i ][ fi ].push( uv ); - - } - - } - - } - - if ( hasFaceNormal ) { - - normalIndex = faces[ offset ++ ] * 3; - - face.normal.set( - normals[ normalIndex ++ ], - normals[ normalIndex ++ ], - normals[ normalIndex ] - ); - - } - - if ( hasFaceVertexNormal ) { - - for ( i = 0; i < 3; i ++ ) { - - normalIndex = faces[ offset ++ ] * 3; - - normal = new Vector3( - normals[ normalIndex ++ ], - normals[ normalIndex ++ ], - normals[ normalIndex ] - ); - - face.vertexNormals.push( normal ); - - } - - } - - - if ( hasFaceColor ) { - - colorIndex = faces[ offset ++ ]; - face.color.setHex( colors[ colorIndex ] ); - - } - - - if ( hasFaceVertexColor ) { - - for ( i = 0; i < 3; i ++ ) { - - colorIndex = faces[ offset ++ ]; - face.vertexColors.push( new Color( colors[ colorIndex ] ) ); - - } - - } - - geometry.faces.push( face ); - - } - - } - - } - - function parseSkin() { - - var influencesPerVertex = ( json.influencesPerVertex !== undefined ) ? json.influencesPerVertex : 2; - - if ( json.skinWeights ) { - - for ( var i = 0, l = json.skinWeights.length; i < l; i += influencesPerVertex ) { - - var x = json.skinWeights[ i ]; - var y = ( influencesPerVertex > 1 ) ? json.skinWeights[ i + 1 ] : 0; - var z = ( influencesPerVertex > 2 ) ? json.skinWeights[ i + 2 ] : 0; - var w = ( influencesPerVertex > 3 ) ? json.skinWeights[ i + 3 ] : 0; - - geometry.skinWeights.push( new Vector4( x, y, z, w ) ); - - } - - } - - if ( json.skinIndices ) { - - for ( var i = 0, l = json.skinIndices.length; i < l; i += influencesPerVertex ) { - - var a = json.skinIndices[ i ]; - var b = ( influencesPerVertex > 1 ) ? json.skinIndices[ i + 1 ] : 0; - var c = ( influencesPerVertex > 2 ) ? json.skinIndices[ i + 2 ] : 0; - var d = ( influencesPerVertex > 3 ) ? json.skinIndices[ i + 3 ] : 0; - - geometry.skinIndices.push( new Vector4( a, b, c, d ) ); - - } - - } - - geometry.bones = json.bones; - - if ( geometry.bones && geometry.bones.length > 0 && ( geometry.skinWeights.length !== geometry.skinIndices.length || geometry.skinIndices.length !== geometry.vertices.length ) ) { - - console.warn( 'When skinning, number of vertices (' + geometry.vertices.length + '), skinIndices (' + - geometry.skinIndices.length + '), and skinWeights (' + geometry.skinWeights.length + ') should match.' ); - - } - - } - - function parseMorphing( scale ) { - - if ( json.morphTargets !== undefined ) { - - for ( var i = 0, l = json.morphTargets.length; i < l; i ++ ) { - - geometry.morphTargets[ i ] = {}; - geometry.morphTargets[ i ].name = json.morphTargets[ i ].name; - geometry.morphTargets[ i ].vertices = []; - - var dstVertices = geometry.morphTargets[ i ].vertices; - var srcVertices = json.morphTargets[ i ].vertices; - - for ( var v = 0, vl = srcVertices.length; v < vl; v += 3 ) { - - var vertex = new Vector3(); - vertex.x = srcVertices[ v ] * scale; - vertex.y = srcVertices[ v + 1 ] * scale; - vertex.z = srcVertices[ v + 2 ] * scale; - - dstVertices.push( vertex ); - - } - - } - - } - - if ( json.morphColors !== undefined && json.morphColors.length > 0 ) { - - console.warn( 'THREE.JSONLoader: "morphColors" no longer supported. Using them as face colors.' ); - - var faces = geometry.faces; - var morphColors = json.morphColors[ 0 ].colors; - - for ( var i = 0, l = faces.length; i < l; i ++ ) { - - faces[ i ].color.fromArray( morphColors, i * 3 ); - - } - - } - - } - - function parseAnimations() { - - var outputAnimations = []; - - // parse old style Bone/Hierarchy animations - var animations = []; - - if ( json.animation !== undefined ) { - - animations.push( json.animation ); - - } - - if ( json.animations !== undefined ) { - - if ( json.animations.length ) { - - animations = animations.concat( json.animations ); - - } else { - - animations.push( json.animations ); - - } - - } - - for ( var i = 0; i < animations.length; i ++ ) { - - var clip = AnimationClip.parseAnimation( animations[ i ], geometry.bones ); - if ( clip ) outputAnimations.push( clip ); - - } - - // parse implicit morph animations - if ( geometry.morphTargets ) { - - // TODO: Figure out what an appropraite FPS is for morph target animations -- defaulting to 10, but really it is completely arbitrary. - var morphAnimationClips = AnimationClip.CreateClipsFromMorphTargetSequences( geometry.morphTargets, 10 ); - outputAnimations = outputAnimations.concat( morphAnimationClips ); - - } - - if ( outputAnimations.length > 0 ) geometry.animations = outputAnimations; - - } - - if ( json.materials === undefined || json.materials.length === 0 ) { - - return { geometry: geometry }; - - } else { - - var materials = Loader.prototype.initMaterials( json.materials, texturePath, this.crossOrigin ); - - return { geometry: geometry, materials: materials }; - - } - - } - - } ); - - /** - * @author mrdoob / http://mrdoob.com/ - */ - - function ObjectLoader( manager ) { - - this.manager = ( manager !== undefined ) ? manager : DefaultLoadingManager; - this.texturePath = ''; - - } - - Object.assign( ObjectLoader.prototype, { - - load: function ( url, onLoad, onProgress, onError ) { - - if ( this.texturePath === '' ) { - - this.texturePath = url.substring( 0, url.lastIndexOf( '/' ) + 1 ); - - } - - var scope = this; - - var loader = new FileLoader( scope.manager ); - loader.load( url, function ( text ) { - - var json = null; - - try { - - json = JSON.parse( text ); - - } catch ( error ) { - - if ( onError !== undefined ) onError( error ); - - console.error( 'THREE:ObjectLoader: Can\'t parse ' + url + '.', error.message ); - - return; - - } - - var metadata = json.metadata; - - if ( metadata === undefined || metadata.type === undefined || metadata.type.toLowerCase() === 'geometry' ) { - - console.error( 'THREE.ObjectLoader: Can\'t load ' + url + '. Use THREE.JSONLoader instead.' ); - return; - - } - - scope.parse( json, onLoad ); - - }, onProgress, onError ); - - }, - - setTexturePath: function ( value ) { - - this.texturePath = value; - - }, - - setCrossOrigin: function ( value ) { - - this.crossOrigin = value; - - }, - - parse: function ( json, onLoad ) { - - var geometries = this.parseGeometries( json.geometries ); - - var images = this.parseImages( json.images, function () { - - if ( onLoad !== undefined ) onLoad( object ); - - } ); - - var textures = this.parseTextures( json.textures, images ); - var materials = this.parseMaterials( json.materials, textures ); - - var object = this.parseObject( json.object, geometries, materials ); - - if ( json.animations ) { - - object.animations = this.parseAnimations( json.animations ); - - } - - if ( json.images === undefined || json.images.length === 0 ) { - - if ( onLoad !== undefined ) onLoad( object ); - - } - - return object; - - }, - - parseGeometries: function ( json ) { - - var geometries = {}; - - if ( json !== undefined ) { - - var geometryLoader = new JSONLoader(); - var bufferGeometryLoader = new BufferGeometryLoader(); - - for ( var i = 0, l = json.length; i < l; i ++ ) { - - var geometry; - var data = json[ i ]; - - switch ( data.type ) { - - case 'PlaneGeometry': - case 'PlaneBufferGeometry': - - geometry = new Geometries[ data.type ]( - data.width, - data.height, - data.widthSegments, - data.heightSegments - ); - - break; - - case 'BoxGeometry': - case 'BoxBufferGeometry': - case 'CubeGeometry': // backwards compatible - - geometry = new Geometries[ data.type ]( - data.width, - data.height, - data.depth, - data.widthSegments, - data.heightSegments, - data.depthSegments - ); - - break; - - case 'CircleGeometry': - case 'CircleBufferGeometry': - - geometry = new Geometries[ data.type ]( - data.radius, - data.segments, - data.thetaStart, - data.thetaLength - ); - - break; - - case 'CylinderGeometry': - case 'CylinderBufferGeometry': - - geometry = new Geometries[ data.type ]( - data.radiusTop, - data.radiusBottom, - data.height, - data.radialSegments, - data.heightSegments, - data.openEnded, - data.thetaStart, - data.thetaLength - ); - - break; - - case 'ConeGeometry': - case 'ConeBufferGeometry': - - geometry = new Geometries[ data.type ]( - data.radius, - data.height, - data.radialSegments, - data.heightSegments, - data.openEnded, - data.thetaStart, - data.thetaLength - ); - - break; - - case 'SphereGeometry': - case 'SphereBufferGeometry': - - geometry = new Geometries[ data.type ]( - data.radius, - data.widthSegments, - data.heightSegments, - data.phiStart, - data.phiLength, - data.thetaStart, - data.thetaLength - ); - - break; - - case 'DodecahedronGeometry': - case 'IcosahedronGeometry': - case 'OctahedronGeometry': - case 'TetrahedronGeometry': - - geometry = new Geometries[ data.type ]( - data.radius, - data.detail - ); - - break; - - case 'RingGeometry': - case 'RingBufferGeometry': - - geometry = new Geometries[ data.type ]( - data.innerRadius, - data.outerRadius, - data.thetaSegments, - data.phiSegments, - data.thetaStart, - data.thetaLength - ); - - break; - - case 'TorusGeometry': - case 'TorusBufferGeometry': - - geometry = new Geometries[ data.type ]( - data.radius, - data.tube, - data.radialSegments, - data.tubularSegments, - data.arc - ); - - break; - - case 'TorusKnotGeometry': - case 'TorusKnotBufferGeometry': - - geometry = new Geometries[ data.type ]( - data.radius, - data.tube, - data.tubularSegments, - data.radialSegments, - data.p, - data.q - ); - - break; - - case 'LatheGeometry': - case 'LatheBufferGeometry': - - geometry = new Geometries[ data.type ]( - data.points, - data.segments, - data.phiStart, - data.phiLength - ); - - break; - - case 'BufferGeometry': - - geometry = bufferGeometryLoader.parse( data ); - - break; - - case 'Geometry': - - geometry = geometryLoader.parse( data.data, this.texturePath ).geometry; - - break; - - default: - - console.warn( 'THREE.ObjectLoader: Unsupported geometry type "' + data.type + '"' ); - - continue; - - } - - geometry.uuid = data.uuid; - - if ( data.name !== undefined ) geometry.name = data.name; - - geometries[ data.uuid ] = geometry; - - } - - } - - return geometries; - - }, - - parseMaterials: function ( json, textures ) { - - var materials = {}; - - if ( json !== undefined ) { - - var loader = new MaterialLoader(); - loader.setTextures( textures ); - - for ( var i = 0, l = json.length; i < l; i ++ ) { - - var material = loader.parse( json[ i ] ); - materials[ material.uuid ] = material; - - } - - } - - return materials; - - }, - - parseAnimations: function ( json ) { - - var animations = []; - - for ( var i = 0; i < json.length; i ++ ) { - - var clip = AnimationClip.parse( json[ i ] ); - - animations.push( clip ); - - } - - return animations; - - }, - - parseImages: function ( json, onLoad ) { - - var scope = this; - var images = {}; - - function loadImage( url ) { - - scope.manager.itemStart( url ); - - return loader.load( url, function () { - - scope.manager.itemEnd( url ); - - }, undefined, function () { - - scope.manager.itemError( url ); - - } ); - - } - - if ( json !== undefined && json.length > 0 ) { - - var manager = new LoadingManager( onLoad ); - - var loader = new ImageLoader( manager ); - loader.setCrossOrigin( this.crossOrigin ); - - for ( var i = 0, l = json.length; i < l; i ++ ) { - - var image = json[ i ]; - var path = /^(\/\/)|([a-z]+:(\/\/)?)/i.test( image.url ) ? image.url : scope.texturePath + image.url; - - images[ image.uuid ] = loadImage( path ); - - } - - } - - return images; - - }, - - parseTextures: function ( json, images ) { - - var TextureMapping = { - UVMapping: UVMapping, - CubeReflectionMapping: CubeReflectionMapping, - CubeRefractionMapping: CubeRefractionMapping, - EquirectangularReflectionMapping: EquirectangularReflectionMapping, - EquirectangularRefractionMapping: EquirectangularRefractionMapping, - SphericalReflectionMapping: SphericalReflectionMapping, - CubeUVReflectionMapping: CubeUVReflectionMapping, - CubeUVRefractionMapping: CubeUVRefractionMapping - }; - - var TextureWrapping = { - RepeatWrapping: RepeatWrapping, - ClampToEdgeWrapping: ClampToEdgeWrapping, - MirroredRepeatWrapping: MirroredRepeatWrapping - }; - - var TextureFilter = { - NearestFilter: NearestFilter, - NearestMipMapNearestFilter: NearestMipMapNearestFilter, - NearestMipMapLinearFilter: NearestMipMapLinearFilter, - LinearFilter: LinearFilter, - LinearMipMapNearestFilter: LinearMipMapNearestFilter, - LinearMipMapLinearFilter: LinearMipMapLinearFilter - }; - - function parseConstant( value, type ) { - - if ( typeof( value ) === 'number' ) return value; - - console.warn( 'THREE.ObjectLoader.parseTexture: Constant should be in numeric form.', value ); - - return type[ value ]; - - } - - var textures = {}; - - if ( json !== undefined ) { - - for ( var i = 0, l = json.length; i < l; i ++ ) { - - var data = json[ i ]; - - if ( data.image === undefined ) { - - console.warn( 'THREE.ObjectLoader: No "image" specified for', data.uuid ); - - } - - if ( images[ data.image ] === undefined ) { - - console.warn( 'THREE.ObjectLoader: Undefined image', data.image ); - - } - - var texture = new Texture( images[ data.image ] ); - texture.needsUpdate = true; - - texture.uuid = data.uuid; - - if ( data.name !== undefined ) texture.name = data.name; - - if ( data.mapping !== undefined ) texture.mapping = parseConstant( data.mapping, TextureMapping ); - - if ( data.offset !== undefined ) texture.offset.fromArray( data.offset ); - if ( data.repeat !== undefined ) texture.repeat.fromArray( data.repeat ); - if ( data.wrap !== undefined ) { - - texture.wrapS = parseConstant( data.wrap[ 0 ], TextureWrapping ); - texture.wrapT = parseConstant( data.wrap[ 1 ], TextureWrapping ); - - } - - if ( data.minFilter !== undefined ) texture.minFilter = parseConstant( data.minFilter, TextureFilter ); - if ( data.magFilter !== undefined ) texture.magFilter = parseConstant( data.magFilter, TextureFilter ); - if ( data.anisotropy !== undefined ) texture.anisotropy = data.anisotropy; - - if ( data.flipY !== undefined ) texture.flipY = data.flipY; - - textures[ data.uuid ] = texture; - - } - - } - - return textures; - - }, - - parseObject: function () { - - var matrix = new Matrix4(); - - return function parseObject( data, geometries, materials ) { - - var object; - - function getGeometry( name ) { - - if ( geometries[ name ] === undefined ) { - - console.warn( 'THREE.ObjectLoader: Undefined geometry', name ); - - } - - return geometries[ name ]; - - } - - function getMaterial( name ) { - - if ( name === undefined ) return undefined; - - if ( materials[ name ] === undefined ) { - - console.warn( 'THREE.ObjectLoader: Undefined material', name ); - - } - - return materials[ name ]; - - } - - switch ( data.type ) { - - case 'Scene': - - object = new Scene(); - - if ( data.background !== undefined ) { - - if ( Number.isInteger( data.background ) ) { - - object.background = new Color( data.background ); - - } - - } - - if ( data.fog !== undefined ) { - - if ( data.fog.type === 'Fog' ) { - - object.fog = new Fog( data.fog.color, data.fog.near, data.fog.far ); - - } else if ( data.fog.type === 'FogExp2' ) { - - object.fog = new FogExp2( data.fog.color, data.fog.density ); - - } - - } - - break; - - case 'PerspectiveCamera': - - object = new PerspectiveCamera( data.fov, data.aspect, data.near, data.far ); - - if ( data.focus !== undefined ) object.focus = data.focus; - if ( data.zoom !== undefined ) object.zoom = data.zoom; - if ( data.filmGauge !== undefined ) object.filmGauge = data.filmGauge; - if ( data.filmOffset !== undefined ) object.filmOffset = data.filmOffset; - if ( data.view !== undefined ) object.view = Object.assign( {}, data.view ); - - break; - - case 'OrthographicCamera': - - object = new OrthographicCamera( data.left, data.right, data.top, data.bottom, data.near, data.far ); - - break; - - case 'AmbientLight': - - object = new AmbientLight( data.color, data.intensity ); - - break; - - case 'DirectionalLight': - - object = new DirectionalLight( data.color, data.intensity ); - - break; - - case 'PointLight': - - object = new PointLight( data.color, data.intensity, data.distance, data.decay ); - - break; - - case 'SpotLight': - - object = new SpotLight( data.color, data.intensity, data.distance, data.angle, data.penumbra, data.decay ); - - break; - - case 'HemisphereLight': - - object = new HemisphereLight( data.color, data.groundColor, data.intensity ); - - break; - - case 'Mesh': - - var geometry = getGeometry( data.geometry ); - var material = getMaterial( data.material ); - - if ( geometry.bones && geometry.bones.length > 0 ) { - - object = new SkinnedMesh( geometry, material ); - - } else { - - object = new Mesh( geometry, material ); - - } - - break; - - case 'LOD': - - object = new LOD(); - - break; - - case 'Line': - - object = new Line( getGeometry( data.geometry ), getMaterial( data.material ), data.mode ); - - break; - - case 'LineSegments': - - object = new LineSegments( getGeometry( data.geometry ), getMaterial( data.material ) ); - - break; - - case 'PointCloud': - case 'Points': - - object = new Points( getGeometry( data.geometry ), getMaterial( data.material ) ); - - break; - - case 'Sprite': - - object = new Sprite( getMaterial( data.material ) ); - - break; - - case 'Group': - - object = new Group(); - - break; - - case 'SkinnedMesh': - - console.warn( 'THREE.ObjectLoader.parseObject() does not support SkinnedMesh type. Instantiates Object3D instead.' ); - - default: - - object = new Object3D(); - - } - - object.uuid = data.uuid; - - if ( data.name !== undefined ) object.name = data.name; - if ( data.matrix !== undefined ) { - - matrix.fromArray( data.matrix ); - matrix.decompose( object.position, object.quaternion, object.scale ); - - } else { - - if ( data.position !== undefined ) object.position.fromArray( data.position ); - if ( data.rotation !== undefined ) object.rotation.fromArray( data.rotation ); - if ( data.quaternion !== undefined ) object.quaternion.fromArray( data.quaternion ); - if ( data.scale !== undefined ) object.scale.fromArray( data.scale ); - - } - - if ( data.castShadow !== undefined ) object.castShadow = data.castShadow; - if ( data.receiveShadow !== undefined ) object.receiveShadow = data.receiveShadow; - - if ( data.shadow ) { - - if ( data.shadow.bias !== undefined ) object.shadow.bias = data.shadow.bias; - if ( data.shadow.radius !== undefined ) object.shadow.radius = data.shadow.radius; - if ( data.shadow.mapSize !== undefined ) object.shadow.mapSize.fromArray( data.shadow.mapSize ); - if ( data.shadow.camera !== undefined ) object.shadow.camera = this.parseObject( data.shadow.camera ); - - } - - if ( data.visible !== undefined ) object.visible = data.visible; - if ( data.userData !== undefined ) object.userData = data.userData; - - if ( data.children !== undefined ) { - - for ( var child in data.children ) { - - object.add( this.parseObject( data.children[ child ], geometries, materials ) ); - - } - - } - - if ( data.type === 'LOD' ) { - - var levels = data.levels; - - for ( var l = 0; l < levels.length; l ++ ) { - - var level = levels[ l ]; - var child = object.getObjectByProperty( 'uuid', level.object ); - - if ( child !== undefined ) { - - object.addLevel( child, level.distance ); - - } - - } - - } - - return object; - - }; - - }() - - } ); - - /** - * @author zz85 / http://www.lab4games.net/zz85/blog - * - * Bezier Curves formulas obtained from - * http://en.wikipedia.org/wiki/Bézier_curve - */ - - function CatmullRom( t, p0, p1, p2, p3 ) { - - var v0 = ( p2 - p0 ) * 0.5; - var v1 = ( p3 - p1 ) * 0.5; - var t2 = t * t; - var t3 = t * t2; - return ( 2 * p1 - 2 * p2 + v0 + v1 ) * t3 + ( - 3 * p1 + 3 * p2 - 2 * v0 - v1 ) * t2 + v0 * t + p1; - - } - - // - - function QuadraticBezierP0( t, p ) { - - var k = 1 - t; - return k * k * p; - - } - - function QuadraticBezierP1( t, p ) { - - return 2 * ( 1 - t ) * t * p; - - } - - function QuadraticBezierP2( t, p ) { - - return t * t * p; - - } - - function QuadraticBezier( t, p0, p1, p2 ) { - - return QuadraticBezierP0( t, p0 ) + QuadraticBezierP1( t, p1 ) + - QuadraticBezierP2( t, p2 ); - - } - - // - - function CubicBezierP0( t, p ) { - - var k = 1 - t; - return k * k * k * p; - - } - - function CubicBezierP1( t, p ) { - - var k = 1 - t; - return 3 * k * k * t * p; - - } - - function CubicBezierP2( t, p ) { - - return 3 * ( 1 - t ) * t * t * p; - - } - - function CubicBezierP3( t, p ) { - - return t * t * t * p; - - } - - function CubicBezier( t, p0, p1, p2, p3 ) { - - return CubicBezierP0( t, p0 ) + CubicBezierP1( t, p1 ) + CubicBezierP2( t, p2 ) + - CubicBezierP3( t, p3 ); - - } - - /** - * @author zz85 / http://www.lab4games.net/zz85/blog - * Extensible curve object - * - * Some common of Curve methods - * .getPoint(t), getTangent(t) - * .getPointAt(u), getTangentAt(u) - * .getPoints(), .getSpacedPoints() - * .getLength() - * .updateArcLengths() - * - * This following classes subclasses THREE.Curve: - * - * -- 2d classes -- - * THREE.LineCurve - * THREE.QuadraticBezierCurve - * THREE.CubicBezierCurve - * THREE.SplineCurve - * THREE.ArcCurve - * THREE.EllipseCurve - * - * -- 3d classes -- - * THREE.LineCurve3 - * THREE.QuadraticBezierCurve3 - * THREE.CubicBezierCurve3 - * THREE.CatmullRomCurve3 - * - * A series of curves can be represented as a THREE.CurvePath - * - **/ - - /************************************************************** - * Abstract Curve base class - **************************************************************/ - - function Curve() {} - - Curve.prototype = { - - constructor: Curve, - - // Virtual base class method to overwrite and implement in subclasses - // - t [0 .. 1] - - getPoint: function ( t ) { - - console.warn( "THREE.Curve: Warning, getPoint() not implemented!" ); - return null; - - }, - - // Get point at relative position in curve according to arc length - // - u [0 .. 1] - - getPointAt: function ( u ) { - - var t = this.getUtoTmapping( u ); - return this.getPoint( t ); - - }, - - // Get sequence of points using getPoint( t ) - - getPoints: function ( divisions ) { - - if ( isNaN( divisions ) ) divisions = 5; - - var points = []; - - for ( var d = 0; d <= divisions; d ++ ) { - - points.push( this.getPoint( d / divisions ) ); - - } - - return points; - - }, - - // Get sequence of points using getPointAt( u ) - - getSpacedPoints: function ( divisions ) { - - if ( isNaN( divisions ) ) divisions = 5; - - var points = []; - - for ( var d = 0; d <= divisions; d ++ ) { - - points.push( this.getPointAt( d / divisions ) ); - - } - - return points; - - }, - - // Get total curve arc length - - getLength: function () { - - var lengths = this.getLengths(); - return lengths[ lengths.length - 1 ]; - - }, - - // Get list of cumulative segment lengths - - getLengths: function ( divisions ) { - - if ( isNaN( divisions ) ) divisions = ( this.__arcLengthDivisions ) ? ( this.__arcLengthDivisions ) : 200; - - if ( this.cacheArcLengths - && ( this.cacheArcLengths.length === divisions + 1 ) - && ! this.needsUpdate ) { - - //console.log( "cached", this.cacheArcLengths ); - return this.cacheArcLengths; - - } - - this.needsUpdate = false; - - var cache = []; - var current, last = this.getPoint( 0 ); - var p, sum = 0; - - cache.push( 0 ); - - for ( p = 1; p <= divisions; p ++ ) { - - current = this.getPoint ( p / divisions ); - sum += current.distanceTo( last ); - cache.push( sum ); - last = current; - - } - - this.cacheArcLengths = cache; - - return cache; // { sums: cache, sum:sum }; Sum is in the last element. - - }, - - updateArcLengths: function() { - - this.needsUpdate = true; - this.getLengths(); - - }, - - // Given u ( 0 .. 1 ), get a t to find p. This gives you points which are equidistant - - getUtoTmapping: function ( u, distance ) { - - var arcLengths = this.getLengths(); - - var i = 0, il = arcLengths.length; - - var targetArcLength; // The targeted u distance value to get - - if ( distance ) { - - targetArcLength = distance; - - } else { - - targetArcLength = u * arcLengths[ il - 1 ]; - - } - - //var time = Date.now(); - - // binary search for the index with largest value smaller than target u distance - - var low = 0, high = il - 1, comparison; - - while ( low <= high ) { - - i = Math.floor( low + ( high - low ) / 2 ); // less likely to overflow, though probably not issue here, JS doesn't really have integers, all numbers are floats - - comparison = arcLengths[ i ] - targetArcLength; - - if ( comparison < 0 ) { - - low = i + 1; - - } else if ( comparison > 0 ) { - - high = i - 1; - - } else { - - high = i; - break; - - // DONE - - } - - } - - i = high; - - //console.log('b' , i, low, high, Date.now()- time); - - if ( arcLengths[ i ] === targetArcLength ) { - - var t = i / ( il - 1 ); - return t; - - } - - // we could get finer grain at lengths, or use simple interpolation between two points - - var lengthBefore = arcLengths[ i ]; - var lengthAfter = arcLengths[ i + 1 ]; - - var segmentLength = lengthAfter - lengthBefore; - - // determine where we are between the 'before' and 'after' points - - var segmentFraction = ( targetArcLength - lengthBefore ) / segmentLength; - - // add that fractional amount to t - - var t = ( i + segmentFraction ) / ( il - 1 ); - - return t; - - }, - - // Returns a unit vector tangent at t - // In case any sub curve does not implement its tangent derivation, - // 2 points a small delta apart will be used to find its gradient - // which seems to give a reasonable approximation - - getTangent: function( t ) { - - var delta = 0.0001; - var t1 = t - delta; - var t2 = t + delta; - - // Capping in case of danger - - if ( t1 < 0 ) t1 = 0; - if ( t2 > 1 ) t2 = 1; - - var pt1 = this.getPoint( t1 ); - var pt2 = this.getPoint( t2 ); - - var vec = pt2.clone().sub( pt1 ); - return vec.normalize(); - - }, - - getTangentAt: function ( u ) { - - var t = this.getUtoTmapping( u ); - return this.getTangent( t ); - - }, - - computeFrenetFrames: function ( segments, closed ) { - - // see http://www.cs.indiana.edu/pub/techreports/TR425.pdf - - var normal = new Vector3(); - - var tangents = []; - var normals = []; - var binormals = []; - - var vec = new Vector3(); - var mat = new Matrix4(); - - var i, u, theta; - - // compute the tangent vectors for each segment on the curve - - for ( i = 0; i <= segments; i ++ ) { - - u = i / segments; - - tangents[ i ] = this.getTangentAt( u ); - tangents[ i ].normalize(); - - } - - // select an initial normal vector perpendicular to the first tangent vector, - // and in the direction of the minimum tangent xyz component - - normals[ 0 ] = new Vector3(); - binormals[ 0 ] = new Vector3(); - var min = Number.MAX_VALUE; - var tx = Math.abs( tangents[ 0 ].x ); - var ty = Math.abs( tangents[ 0 ].y ); - var tz = Math.abs( tangents[ 0 ].z ); - - if ( tx <= min ) { - - min = tx; - normal.set( 1, 0, 0 ); - - } - - if ( ty <= min ) { - - min = ty; - normal.set( 0, 1, 0 ); - - } - - if ( tz <= min ) { - - normal.set( 0, 0, 1 ); - - } - - vec.crossVectors( tangents[ 0 ], normal ).normalize(); - - normals[ 0 ].crossVectors( tangents[ 0 ], vec ); - binormals[ 0 ].crossVectors( tangents[ 0 ], normals[ 0 ] ); - - - // compute the slowly-varying normal and binormal vectors for each segment on the curve - - for ( i = 1; i <= segments; i ++ ) { - - normals[ i ] = normals[ i - 1 ].clone(); - - binormals[ i ] = binormals[ i - 1 ].clone(); - - vec.crossVectors( tangents[ i - 1 ], tangents[ i ] ); - - if ( vec.length() > Number.EPSILON ) { - - vec.normalize(); - - theta = Math.acos( _Math.clamp( tangents[ i - 1 ].dot( tangents[ i ] ), - 1, 1 ) ); // clamp for floating pt errors - - normals[ i ].applyMatrix4( mat.makeRotationAxis( vec, theta ) ); - - } - - binormals[ i ].crossVectors( tangents[ i ], normals[ i ] ); - - } - - // if the curve is closed, postprocess the vectors so the first and last normal vectors are the same - - if ( closed === true ) { - - theta = Math.acos( _Math.clamp( normals[ 0 ].dot( normals[ segments ] ), - 1, 1 ) ); - theta /= segments; - - if ( tangents[ 0 ].dot( vec.crossVectors( normals[ 0 ], normals[ segments ] ) ) > 0 ) { - - theta = - theta; - - } - - for ( i = 1; i <= segments; i ++ ) { - - // twist a little... - normals[ i ].applyMatrix4( mat.makeRotationAxis( tangents[ i ], theta * i ) ); - binormals[ i ].crossVectors( tangents[ i ], normals[ i ] ); - - } - - } - - return { - tangents: tangents, - normals: normals, - binormals: binormals - }; - - } - - }; - - function LineCurve( v1, v2 ) { - - this.v1 = v1; - this.v2 = v2; - - } - - LineCurve.prototype = Object.create( Curve.prototype ); - LineCurve.prototype.constructor = LineCurve; - - LineCurve.prototype.isLineCurve = true; - - LineCurve.prototype.getPoint = function ( t ) { - - if ( t === 1 ) { - - return this.v2.clone(); - - } - - var point = this.v2.clone().sub( this.v1 ); - point.multiplyScalar( t ).add( this.v1 ); - - return point; - - }; - - // Line curve is linear, so we can overwrite default getPointAt - - LineCurve.prototype.getPointAt = function ( u ) { - - return this.getPoint( u ); - - }; - - LineCurve.prototype.getTangent = function ( t ) { - - var tangent = this.v2.clone().sub( this.v1 ); - - return tangent.normalize(); - - }; - - /** - * @author zz85 / http://www.lab4games.net/zz85/blog - * - **/ - - /************************************************************** - * Curved Path - a curve path is simply a array of connected - * curves, but retains the api of a curve - **************************************************************/ - - function CurvePath() { - - this.curves = []; - - this.autoClose = false; // Automatically closes the path - - } - - CurvePath.prototype = Object.assign( Object.create( Curve.prototype ), { - - constructor: CurvePath, - - add: function ( curve ) { - - this.curves.push( curve ); - - }, - - closePath: function () { - - // Add a line curve if start and end of lines are not connected - var startPoint = this.curves[ 0 ].getPoint( 0 ); - var endPoint = this.curves[ this.curves.length - 1 ].getPoint( 1 ); - - if ( ! startPoint.equals( endPoint ) ) { - - this.curves.push( new LineCurve( endPoint, startPoint ) ); - - } - - }, - - // To get accurate point with reference to - // entire path distance at time t, - // following has to be done: - - // 1. Length of each sub path have to be known - // 2. Locate and identify type of curve - // 3. Get t for the curve - // 4. Return curve.getPointAt(t') - - getPoint: function ( t ) { - - var d = t * this.getLength(); - var curveLengths = this.getCurveLengths(); - var i = 0; - - // To think about boundaries points. - - while ( i < curveLengths.length ) { - - if ( curveLengths[ i ] >= d ) { - - var diff = curveLengths[ i ] - d; - var curve = this.curves[ i ]; - - var segmentLength = curve.getLength(); - var u = segmentLength === 0 ? 0 : 1 - diff / segmentLength; - - return curve.getPointAt( u ); - - } - - i ++; - - } - - return null; - - // loop where sum != 0, sum > d , sum+1 1 && !points[ points.length - 1 ].equals( points[ 0 ] ) ) { - - points.push( points[ 0 ] ); - - } - - return points; - - }, - - /************************************************************** - * Create Geometries Helpers - **************************************************************/ - - /// Generate geometry from path points (for Line or Points objects) - - createPointsGeometry: function ( divisions ) { - - var pts = this.getPoints( divisions ); - return this.createGeometry( pts ); - - }, - - // Generate geometry from equidistant sampling along the path - - createSpacedPointsGeometry: function ( divisions ) { - - var pts = this.getSpacedPoints( divisions ); - return this.createGeometry( pts ); - - }, - - createGeometry: function ( points ) { - - var geometry = new Geometry(); - - for ( var i = 0, l = points.length; i < l; i ++ ) { - - var point = points[ i ]; - geometry.vertices.push( new Vector3( point.x, point.y, point.z || 0 ) ); - - } - - return geometry; - - } - - } ); - - function EllipseCurve( aX, aY, xRadius, yRadius, aStartAngle, aEndAngle, aClockwise, aRotation ) { - - this.aX = aX; - this.aY = aY; - - this.xRadius = xRadius; - this.yRadius = yRadius; - - this.aStartAngle = aStartAngle; - this.aEndAngle = aEndAngle; - - this.aClockwise = aClockwise; - - this.aRotation = aRotation || 0; - - } - - EllipseCurve.prototype = Object.create( Curve.prototype ); - EllipseCurve.prototype.constructor = EllipseCurve; - - EllipseCurve.prototype.isEllipseCurve = true; - - EllipseCurve.prototype.getPoint = function ( t ) { - - var twoPi = Math.PI * 2; - var deltaAngle = this.aEndAngle - this.aStartAngle; - var samePoints = Math.abs( deltaAngle ) < Number.EPSILON; - - // ensures that deltaAngle is 0 .. 2 PI - while ( deltaAngle < 0 ) deltaAngle += twoPi; - while ( deltaAngle > twoPi ) deltaAngle -= twoPi; - - if ( deltaAngle < Number.EPSILON ) { - - if ( samePoints ) { - - deltaAngle = 0; - - } else { - - deltaAngle = twoPi; - - } - - } - - if ( this.aClockwise === true && ! samePoints ) { - - if ( deltaAngle === twoPi ) { - - deltaAngle = - twoPi; - - } else { - - deltaAngle = deltaAngle - twoPi; - - } - - } - - var angle = this.aStartAngle + t * deltaAngle; - var x = this.aX + this.xRadius * Math.cos( angle ); - var y = this.aY + this.yRadius * Math.sin( angle ); - - if ( this.aRotation !== 0 ) { - - var cos = Math.cos( this.aRotation ); - var sin = Math.sin( this.aRotation ); - - var tx = x - this.aX; - var ty = y - this.aY; - - // Rotate the point about the center of the ellipse. - x = tx * cos - ty * sin + this.aX; - y = tx * sin + ty * cos + this.aY; - - } - - return new Vector2( x, y ); - - }; - - function SplineCurve( points /* array of Vector2 */ ) { - - this.points = ( points === undefined ) ? [] : points; - - } - - SplineCurve.prototype = Object.create( Curve.prototype ); - SplineCurve.prototype.constructor = SplineCurve; - - SplineCurve.prototype.isSplineCurve = true; - - SplineCurve.prototype.getPoint = function ( t ) { - - var points = this.points; - var point = ( points.length - 1 ) * t; - - var intPoint = Math.floor( point ); - var weight = point - intPoint; - - var point0 = points[ intPoint === 0 ? intPoint : intPoint - 1 ]; - var point1 = points[ intPoint ]; - var point2 = points[ intPoint > points.length - 2 ? points.length - 1 : intPoint + 1 ]; - var point3 = points[ intPoint > points.length - 3 ? points.length - 1 : intPoint + 2 ]; - - return new Vector2( - CatmullRom( weight, point0.x, point1.x, point2.x, point3.x ), - CatmullRom( weight, point0.y, point1.y, point2.y, point3.y ) - ); - - }; - - function CubicBezierCurve( v0, v1, v2, v3 ) { - - this.v0 = v0; - this.v1 = v1; - this.v2 = v2; - this.v3 = v3; - - } - - CubicBezierCurve.prototype = Object.create( Curve.prototype ); - CubicBezierCurve.prototype.constructor = CubicBezierCurve; - - CubicBezierCurve.prototype.getPoint = function ( t ) { - - var v0 = this.v0, v1 = this.v1, v2 = this.v2, v3 = this.v3; - - return new Vector2( - CubicBezier( t, v0.x, v1.x, v2.x, v3.x ), - CubicBezier( t, v0.y, v1.y, v2.y, v3.y ) - ); - - }; - - function QuadraticBezierCurve( v0, v1, v2 ) { - - this.v0 = v0; - this.v1 = v1; - this.v2 = v2; - - } - - QuadraticBezierCurve.prototype = Object.create( Curve.prototype ); - QuadraticBezierCurve.prototype.constructor = QuadraticBezierCurve; - - QuadraticBezierCurve.prototype.getPoint = function ( t ) { - - var v0 = this.v0, v1 = this.v1, v2 = this.v2; - - return new Vector2( - QuadraticBezier( t, v0.x, v1.x, v2.x ), - QuadraticBezier( t, v0.y, v1.y, v2.y ) - ); - - }; - - var PathPrototype = Object.assign( Object.create( CurvePath.prototype ), { - - fromPoints: function ( vectors ) { - - this.moveTo( vectors[ 0 ].x, vectors[ 0 ].y ); - - for ( var i = 1, l = vectors.length; i < l; i ++ ) { - - this.lineTo( vectors[ i ].x, vectors[ i ].y ); - - } - - }, - - moveTo: function ( x, y ) { - - this.currentPoint.set( x, y ); // TODO consider referencing vectors instead of copying? - - }, - - lineTo: function ( x, y ) { - - var curve = new LineCurve( this.currentPoint.clone(), new Vector2( x, y ) ); - this.curves.push( curve ); - - this.currentPoint.set( x, y ); - - }, - - quadraticCurveTo: function ( aCPx, aCPy, aX, aY ) { - - var curve = new QuadraticBezierCurve( - this.currentPoint.clone(), - new Vector2( aCPx, aCPy ), - new Vector2( aX, aY ) - ); - - this.curves.push( curve ); - - this.currentPoint.set( aX, aY ); - - }, - - bezierCurveTo: function ( aCP1x, aCP1y, aCP2x, aCP2y, aX, aY ) { - - var curve = new CubicBezierCurve( - this.currentPoint.clone(), - new Vector2( aCP1x, aCP1y ), - new Vector2( aCP2x, aCP2y ), - new Vector2( aX, aY ) - ); - - this.curves.push( curve ); - - this.currentPoint.set( aX, aY ); - - }, - - splineThru: function ( pts /*Array of Vector*/ ) { - - var npts = [ this.currentPoint.clone() ].concat( pts ); - - var curve = new SplineCurve( npts ); - this.curves.push( curve ); - - this.currentPoint.copy( pts[ pts.length - 1 ] ); - - }, - - arc: function ( aX, aY, aRadius, aStartAngle, aEndAngle, aClockwise ) { - - var x0 = this.currentPoint.x; - var y0 = this.currentPoint.y; - - this.absarc( aX + x0, aY + y0, aRadius, - aStartAngle, aEndAngle, aClockwise ); - - }, - - absarc: function ( aX, aY, aRadius, aStartAngle, aEndAngle, aClockwise ) { - - this.absellipse( aX, aY, aRadius, aRadius, aStartAngle, aEndAngle, aClockwise ); - - }, - - ellipse: function ( aX, aY, xRadius, yRadius, aStartAngle, aEndAngle, aClockwise, aRotation ) { - - var x0 = this.currentPoint.x; - var y0 = this.currentPoint.y; - - this.absellipse( aX + x0, aY + y0, xRadius, yRadius, aStartAngle, aEndAngle, aClockwise, aRotation ); - - }, - - absellipse: function ( aX, aY, xRadius, yRadius, aStartAngle, aEndAngle, aClockwise, aRotation ) { - - var curve = new EllipseCurve( aX, aY, xRadius, yRadius, aStartAngle, aEndAngle, aClockwise, aRotation ); - - if ( this.curves.length > 0 ) { - - // if a previous curve is present, attempt to join - var firstPoint = curve.getPoint( 0 ); - - if ( ! firstPoint.equals( this.currentPoint ) ) { - - this.lineTo( firstPoint.x, firstPoint.y ); - - } - - } - - this.curves.push( curve ); - - var lastPoint = curve.getPoint( 1 ); - this.currentPoint.copy( lastPoint ); - - } - - } ); - - /** - * @author zz85 / http://www.lab4games.net/zz85/blog - * Creates free form 2d path using series of points, lines or curves. - **/ - - function Path( points ) { - - CurvePath.call( this ); - this.currentPoint = new Vector2(); - - if ( points ) { - - this.fromPoints( points ); - - } - - } - - Path.prototype = PathPrototype; - PathPrototype.constructor = Path; - - /** - * @author zz85 / http://www.lab4games.net/zz85/blog - * Defines a 2d shape plane using paths. - **/ - - // STEP 1 Create a path. - // STEP 2 Turn path into shape. - // STEP 3 ExtrudeGeometry takes in Shape/Shapes - // STEP 3a - Extract points from each shape, turn to vertices - // STEP 3b - Triangulate each shape, add faces. - - function Shape() { - - Path.apply( this, arguments ); - - this.holes = []; - - } - - Shape.prototype = Object.assign( Object.create( PathPrototype ), { - - constructor: Shape, - - getPointsHoles: function ( divisions ) { - - var holesPts = []; - - for ( var i = 0, l = this.holes.length; i < l; i ++ ) { - - holesPts[ i ] = this.holes[ i ].getPoints( divisions ); - - } - - return holesPts; - - }, - - // Get points of shape and holes (keypoints based on segments parameter) - - extractAllPoints: function ( divisions ) { - - return { - - shape: this.getPoints( divisions ), - holes: this.getPointsHoles( divisions ) - - }; - - }, - - extractPoints: function ( divisions ) { - - return this.extractAllPoints( divisions ); - - } - - } ); - - /** - * @author zz85 / http://www.lab4games.net/zz85/blog - * minimal class for proxing functions to Path. Replaces old "extractSubpaths()" - **/ - - function ShapePath() { - - this.subPaths = []; - this.currentPath = null; - - } - - ShapePath.prototype = { - - moveTo: function ( x, y ) { - - this.currentPath = new Path(); - this.subPaths.push( this.currentPath ); - this.currentPath.moveTo( x, y ); - - }, - - lineTo: function ( x, y ) { - - this.currentPath.lineTo( x, y ); - - }, - - quadraticCurveTo: function ( aCPx, aCPy, aX, aY ) { - - this.currentPath.quadraticCurveTo( aCPx, aCPy, aX, aY ); - - }, - - bezierCurveTo: function ( aCP1x, aCP1y, aCP2x, aCP2y, aX, aY ) { - - this.currentPath.bezierCurveTo( aCP1x, aCP1y, aCP2x, aCP2y, aX, aY ); - - }, - - splineThru: function ( pts ) { - - this.currentPath.splineThru( pts ); - - }, - - toShapes: function ( isCCW, noHoles ) { - - function toShapesNoHoles( inSubpaths ) { - - var shapes = []; - - for ( var i = 0, l = inSubpaths.length; i < l; i ++ ) { - - var tmpPath = inSubpaths[ i ]; - - var tmpShape = new Shape(); - tmpShape.curves = tmpPath.curves; - - shapes.push( tmpShape ); - - } - - return shapes; - - } - - function isPointInsidePolygon( inPt, inPolygon ) { - - var polyLen = inPolygon.length; - - // inPt on polygon contour => immediate success or - // toggling of inside/outside at every single! intersection point of an edge - // with the horizontal line through inPt, left of inPt - // not counting lowerY endpoints of edges and whole edges on that line - var inside = false; - for ( var p = polyLen - 1, q = 0; q < polyLen; p = q ++ ) { - - var edgeLowPt = inPolygon[ p ]; - var edgeHighPt = inPolygon[ q ]; - - var edgeDx = edgeHighPt.x - edgeLowPt.x; - var edgeDy = edgeHighPt.y - edgeLowPt.y; - - if ( Math.abs( edgeDy ) > Number.EPSILON ) { - - // not parallel - if ( edgeDy < 0 ) { - - edgeLowPt = inPolygon[ q ]; edgeDx = - edgeDx; - edgeHighPt = inPolygon[ p ]; edgeDy = - edgeDy; - - } - if ( ( inPt.y < edgeLowPt.y ) || ( inPt.y > edgeHighPt.y ) ) continue; - - if ( inPt.y === edgeLowPt.y ) { - - if ( inPt.x === edgeLowPt.x ) return true; // inPt is on contour ? - // continue; // no intersection or edgeLowPt => doesn't count !!! - - } else { - - var perpEdge = edgeDy * ( inPt.x - edgeLowPt.x ) - edgeDx * ( inPt.y - edgeLowPt.y ); - if ( perpEdge === 0 ) return true; // inPt is on contour ? - if ( perpEdge < 0 ) continue; - inside = ! inside; // true intersection left of inPt - - } - - } else { - - // parallel or collinear - if ( inPt.y !== edgeLowPt.y ) continue; // parallel - // edge lies on the same horizontal line as inPt - if ( ( ( edgeHighPt.x <= inPt.x ) && ( inPt.x <= edgeLowPt.x ) ) || - ( ( edgeLowPt.x <= inPt.x ) && ( inPt.x <= edgeHighPt.x ) ) ) return true; // inPt: Point on contour ! - // continue; - - } - - } - - return inside; - - } - - var isClockWise = ShapeUtils.isClockWise; - - var subPaths = this.subPaths; - if ( subPaths.length === 0 ) return []; - - if ( noHoles === true ) return toShapesNoHoles( subPaths ); - - - var solid, tmpPath, tmpShape, shapes = []; - - if ( subPaths.length === 1 ) { - - tmpPath = subPaths[ 0 ]; - tmpShape = new Shape(); - tmpShape.curves = tmpPath.curves; - shapes.push( tmpShape ); - return shapes; - - } - - var holesFirst = ! isClockWise( subPaths[ 0 ].getPoints() ); - holesFirst = isCCW ? ! holesFirst : holesFirst; - - // console.log("Holes first", holesFirst); - - var betterShapeHoles = []; - var newShapes = []; - var newShapeHoles = []; - var mainIdx = 0; - var tmpPoints; - - newShapes[ mainIdx ] = undefined; - newShapeHoles[ mainIdx ] = []; - - for ( var i = 0, l = subPaths.length; i < l; i ++ ) { - - tmpPath = subPaths[ i ]; - tmpPoints = tmpPath.getPoints(); - solid = isClockWise( tmpPoints ); - solid = isCCW ? ! solid : solid; - - if ( solid ) { - - if ( ( ! holesFirst ) && ( newShapes[ mainIdx ] ) ) mainIdx ++; - - newShapes[ mainIdx ] = { s: new Shape(), p: tmpPoints }; - newShapes[ mainIdx ].s.curves = tmpPath.curves; - - if ( holesFirst ) mainIdx ++; - newShapeHoles[ mainIdx ] = []; - - //console.log('cw', i); - - } else { - - newShapeHoles[ mainIdx ].push( { h: tmpPath, p: tmpPoints[ 0 ] } ); - - //console.log('ccw', i); - - } - - } - - // only Holes? -> probably all Shapes with wrong orientation - if ( ! newShapes[ 0 ] ) return toShapesNoHoles( subPaths ); - - - if ( newShapes.length > 1 ) { - - var ambiguous = false; - var toChange = []; - - for ( var sIdx = 0, sLen = newShapes.length; sIdx < sLen; sIdx ++ ) { - - betterShapeHoles[ sIdx ] = []; - - } - - for ( var sIdx = 0, sLen = newShapes.length; sIdx < sLen; sIdx ++ ) { - - var sho = newShapeHoles[ sIdx ]; - - for ( var hIdx = 0; hIdx < sho.length; hIdx ++ ) { - - var ho = sho[ hIdx ]; - var hole_unassigned = true; - - for ( var s2Idx = 0; s2Idx < newShapes.length; s2Idx ++ ) { - - if ( isPointInsidePolygon( ho.p, newShapes[ s2Idx ].p ) ) { - - if ( sIdx !== s2Idx ) toChange.push( { froms: sIdx, tos: s2Idx, hole: hIdx } ); - if ( hole_unassigned ) { - - hole_unassigned = false; - betterShapeHoles[ s2Idx ].push( ho ); - - } else { - - ambiguous = true; - - } - - } - - } - if ( hole_unassigned ) { - - betterShapeHoles[ sIdx ].push( ho ); - - } - - } - - } - // console.log("ambiguous: ", ambiguous); - if ( toChange.length > 0 ) { - - // console.log("to change: ", toChange); - if ( ! ambiguous ) newShapeHoles = betterShapeHoles; - - } - - } - - var tmpHoles; - - for ( var i = 0, il = newShapes.length; i < il; i ++ ) { - - tmpShape = newShapes[ i ].s; - shapes.push( tmpShape ); - tmpHoles = newShapeHoles[ i ]; - - for ( var j = 0, jl = tmpHoles.length; j < jl; j ++ ) { - - tmpShape.holes.push( tmpHoles[ j ].h ); - - } - - } - - //console.log("shape", shapes); - - return shapes; - - } - - }; - - /** - * @author zz85 / http://www.lab4games.net/zz85/blog - * @author mrdoob / http://mrdoob.com/ - */ - - function Font( data ) { - - this.data = data; - - } - - Object.assign( Font.prototype, { - - isFont: true, - - generateShapes: function ( text, size, divisions ) { - - function createPaths( text ) { - - var chars = String( text ).split( '' ); - var scale = size / data.resolution; - var line_height = ( data.boundingBox.yMax - data.boundingBox.yMin + data.underlineThickness ) * scale; - - var offsetX = 0, offsetY = 0; - - var paths = []; - - for ( var i = 0; i < chars.length; i ++ ) { - - var char = chars[ i ]; - - if ( char === '\n' ) { - - offsetX = 0; - offsetY -= line_height; - - } else { - - var ret = createPath( char, scale, offsetX, offsetY ); - offsetX += ret.offsetX; - paths.push( ret.path ); - - } - - } - - return paths; - - } - - function createPath( c, scale, offsetX, offsetY ) { - - var glyph = data.glyphs[ c ] || data.glyphs[ '?' ]; - - if ( ! glyph ) return; - - var path = new ShapePath(); - - var pts = []; - var x, y, cpx, cpy, cpx0, cpy0, cpx1, cpy1, cpx2, cpy2, laste; - - if ( glyph.o ) { - - var outline = glyph._cachedOutline || ( glyph._cachedOutline = glyph.o.split( ' ' ) ); - - for ( var i = 0, l = outline.length; i < l; ) { - - var action = outline[ i ++ ]; - - switch ( action ) { - - case 'm': // moveTo - - x = outline[ i ++ ] * scale + offsetX; - y = outline[ i ++ ] * scale + offsetY; - - path.moveTo( x, y ); - - break; - - case 'l': // lineTo - - x = outline[ i ++ ] * scale + offsetX; - y = outline[ i ++ ] * scale + offsetY; - - path.lineTo( x, y ); - - break; - - case 'q': // quadraticCurveTo - - cpx = outline[ i ++ ] * scale + offsetX; - cpy = outline[ i ++ ] * scale + offsetY; - cpx1 = outline[ i ++ ] * scale + offsetX; - cpy1 = outline[ i ++ ] * scale + offsetY; - - path.quadraticCurveTo( cpx1, cpy1, cpx, cpy ); - - laste = pts[ pts.length - 1 ]; - - if ( laste ) { - - cpx0 = laste.x; - cpy0 = laste.y; - - for ( var i2 = 1; i2 <= divisions; i2 ++ ) { - - var t = i2 / divisions; - QuadraticBezier( t, cpx0, cpx1, cpx ); - QuadraticBezier( t, cpy0, cpy1, cpy ); - - } - - } - - break; - - case 'b': // bezierCurveTo - - cpx = outline[ i ++ ] * scale + offsetX; - cpy = outline[ i ++ ] * scale + offsetY; - cpx1 = outline[ i ++ ] * scale + offsetX; - cpy1 = outline[ i ++ ] * scale + offsetY; - cpx2 = outline[ i ++ ] * scale + offsetX; - cpy2 = outline[ i ++ ] * scale + offsetY; - - path.bezierCurveTo( cpx1, cpy1, cpx2, cpy2, cpx, cpy ); - - laste = pts[ pts.length - 1 ]; - - if ( laste ) { - - cpx0 = laste.x; - cpy0 = laste.y; - - for ( var i2 = 1; i2 <= divisions; i2 ++ ) { - - var t = i2 / divisions; - CubicBezier( t, cpx0, cpx1, cpx2, cpx ); - CubicBezier( t, cpy0, cpy1, cpy2, cpy ); - - } - - } - - break; - - } - - } - - } - - return { offsetX: glyph.ha * scale, path: path }; - - } - - // - - if ( size === undefined ) size = 100; - if ( divisions === undefined ) divisions = 4; - - var data = this.data; - - var paths = createPaths( text ); - var shapes = []; - - for ( var p = 0, pl = paths.length; p < pl; p ++ ) { - - Array.prototype.push.apply( shapes, paths[ p ].toShapes() ); - - } - - return shapes; - - } - - } ); - - /** - * @author mrdoob / http://mrdoob.com/ - */ - - function FontLoader( manager ) { - - this.manager = ( manager !== undefined ) ? manager : DefaultLoadingManager; - - } - - Object.assign( FontLoader.prototype, { - - load: function ( url, onLoad, onProgress, onError ) { - - var scope = this; - - var loader = new FileLoader( this.manager ); - loader.load( url, function ( text ) { - - var json; - - try { - - json = JSON.parse( text ); - - } catch ( e ) { - - console.warn( 'THREE.FontLoader: typeface.js support is being deprecated. Use typeface.json instead.' ); - json = JSON.parse( text.substring( 65, text.length - 2 ) ); - - } - - var font = scope.parse( json ); - - if ( onLoad ) onLoad( font ); - - }, onProgress, onError ); - - }, - - parse: function ( json ) { - - return new Font( json ); - - } - - } ); - - var context; - - var AudioContext = { - - getContext: function () { - - if ( context === undefined ) { - - context = new ( window.AudioContext || window.webkitAudioContext )(); - - } - - return context; - - }, - - setContext: function ( value ) { - - context = value; - - } - - }; - - /** - * @author Reece Aaron Lecrivain / http://reecenotes.com/ - */ - - function AudioLoader( manager ) { - - this.manager = ( manager !== undefined ) ? manager : DefaultLoadingManager; - - } - - Object.assign( AudioLoader.prototype, { - - load: function ( url, onLoad, onProgress, onError ) { - - var loader = new FileLoader( this.manager ); - loader.setResponseType( 'arraybuffer' ); - loader.load( url, function ( buffer ) { - - var context = AudioContext.getContext(); - - context.decodeAudioData( buffer, function ( audioBuffer ) { - - onLoad( audioBuffer ); - - } ); - - }, onProgress, onError ); - - } - - } ); - - /** - * @author abelnation / http://github.com/abelnation - */ - - function RectAreaLight ( color, intensity, width, height ) { - - Light.call( this, color, intensity ); - - this.type = 'RectAreaLight'; - - this.position.set( 0, 1, 0 ); - this.updateMatrix(); - - this.width = ( width !== undefined ) ? width : 10; - this.height = ( height !== undefined ) ? height : 10; - - // TODO (abelnation): distance/decay - - // TODO (abelnation): update method for RectAreaLight to update transform to lookat target - - // TODO (abelnation): shadows - // this.shadow = new THREE.RectAreaLightShadow( new THREE.PerspectiveCamera( 90, 1, 0.5, 500 ) ); - - } - - // TODO (abelnation): RectAreaLight update when light shape is changed - RectAreaLight.prototype = Object.assign( Object.create( Light.prototype ), { - - constructor: RectAreaLight, - - isRectAreaLight: true, - - copy: function ( source ) { - - Light.prototype.copy.call( this, source ); - - this.width = source.width; - this.height = source.height; - - // this.shadow = source.shadow.clone(); - - return this; - - } - - } ); - - /** - * @author mrdoob / http://mrdoob.com/ - */ - - function StereoCamera() { - - this.type = 'StereoCamera'; - - this.aspect = 1; - - this.eyeSep = 0.064; - - this.cameraL = new PerspectiveCamera(); - this.cameraL.layers.enable( 1 ); - this.cameraL.matrixAutoUpdate = false; - - this.cameraR = new PerspectiveCamera(); - this.cameraR.layers.enable( 2 ); - this.cameraR.matrixAutoUpdate = false; - - } - - Object.assign( StereoCamera.prototype, { - - update: ( function () { - - var instance, focus, fov, aspect, near, far, zoom; - - var eyeRight = new Matrix4(); - var eyeLeft = new Matrix4(); - - return function update( camera ) { - - var needsUpdate = instance !== this || focus !== camera.focus || fov !== camera.fov || - aspect !== camera.aspect * this.aspect || near !== camera.near || - far !== camera.far || zoom !== camera.zoom; - - if ( needsUpdate ) { - - instance = this; - focus = camera.focus; - fov = camera.fov; - aspect = camera.aspect * this.aspect; - near = camera.near; - far = camera.far; - zoom = camera.zoom; - - // Off-axis stereoscopic effect based on - // http://paulbourke.net/stereographics/stereorender/ - - var projectionMatrix = camera.projectionMatrix.clone(); - var eyeSep = this.eyeSep / 2; - var eyeSepOnProjection = eyeSep * near / focus; - var ymax = ( near * Math.tan( _Math.DEG2RAD * fov * 0.5 ) ) / zoom; - var xmin, xmax; - - // translate xOffset - - eyeLeft.elements[ 12 ] = - eyeSep; - eyeRight.elements[ 12 ] = eyeSep; - - // for left eye - - xmin = - ymax * aspect + eyeSepOnProjection; - xmax = ymax * aspect + eyeSepOnProjection; - - projectionMatrix.elements[ 0 ] = 2 * near / ( xmax - xmin ); - projectionMatrix.elements[ 8 ] = ( xmax + xmin ) / ( xmax - xmin ); - - this.cameraL.projectionMatrix.copy( projectionMatrix ); - - // for right eye - - xmin = - ymax * aspect - eyeSepOnProjection; - xmax = ymax * aspect - eyeSepOnProjection; - - projectionMatrix.elements[ 0 ] = 2 * near / ( xmax - xmin ); - projectionMatrix.elements[ 8 ] = ( xmax + xmin ) / ( xmax - xmin ); - - this.cameraR.projectionMatrix.copy( projectionMatrix ); - - } - - this.cameraL.matrixWorld.copy( camera.matrixWorld ).multiply( eyeLeft ); - this.cameraR.matrixWorld.copy( camera.matrixWorld ).multiply( eyeRight ); - - }; - - } )() - - } ); - - /** - * Camera for rendering cube maps - * - renders scene into axis-aligned cube - * - * @author alteredq / http://alteredqualia.com/ - */ - - function CubeCamera( near, far, cubeResolution ) { - - Object3D.call( this ); - - this.type = 'CubeCamera'; - - var fov = 90, aspect = 1; - - var cameraPX = new PerspectiveCamera( fov, aspect, near, far ); - cameraPX.up.set( 0, - 1, 0 ); - cameraPX.lookAt( new Vector3( 1, 0, 0 ) ); - this.add( cameraPX ); - - var cameraNX = new PerspectiveCamera( fov, aspect, near, far ); - cameraNX.up.set( 0, - 1, 0 ); - cameraNX.lookAt( new Vector3( - 1, 0, 0 ) ); - this.add( cameraNX ); - - var cameraPY = new PerspectiveCamera( fov, aspect, near, far ); - cameraPY.up.set( 0, 0, 1 ); - cameraPY.lookAt( new Vector3( 0, 1, 0 ) ); - this.add( cameraPY ); - - var cameraNY = new PerspectiveCamera( fov, aspect, near, far ); - cameraNY.up.set( 0, 0, - 1 ); - cameraNY.lookAt( new Vector3( 0, - 1, 0 ) ); - this.add( cameraNY ); - - var cameraPZ = new PerspectiveCamera( fov, aspect, near, far ); - cameraPZ.up.set( 0, - 1, 0 ); - cameraPZ.lookAt( new Vector3( 0, 0, 1 ) ); - this.add( cameraPZ ); - - var cameraNZ = new PerspectiveCamera( fov, aspect, near, far ); - cameraNZ.up.set( 0, - 1, 0 ); - cameraNZ.lookAt( new Vector3( 0, 0, - 1 ) ); - this.add( cameraNZ ); - - var options = { format: RGBFormat, magFilter: LinearFilter, minFilter: LinearFilter }; - - this.renderTarget = new WebGLRenderTargetCube( cubeResolution, cubeResolution, options ); - - this.updateCubeMap = function ( renderer, scene ) { - - if ( this.parent === null ) this.updateMatrixWorld(); - - var renderTarget = this.renderTarget; - var generateMipmaps = renderTarget.texture.generateMipmaps; - - renderTarget.texture.generateMipmaps = false; - - renderTarget.activeCubeFace = 0; - renderer.render( scene, cameraPX, renderTarget ); - - renderTarget.activeCubeFace = 1; - renderer.render( scene, cameraNX, renderTarget ); - - renderTarget.activeCubeFace = 2; - renderer.render( scene, cameraPY, renderTarget ); - - renderTarget.activeCubeFace = 3; - renderer.render( scene, cameraNY, renderTarget ); - - renderTarget.activeCubeFace = 4; - renderer.render( scene, cameraPZ, renderTarget ); - - renderTarget.texture.generateMipmaps = generateMipmaps; - - renderTarget.activeCubeFace = 5; - renderer.render( scene, cameraNZ, renderTarget ); - - renderer.setRenderTarget( null ); - - }; - - } - - CubeCamera.prototype = Object.create( Object3D.prototype ); - CubeCamera.prototype.constructor = CubeCamera; - - /** - * @author mrdoob / http://mrdoob.com/ - */ - - function AudioListener() { - - Object3D.call( this ); - - this.type = 'AudioListener'; - - this.context = AudioContext.getContext(); - - this.gain = this.context.createGain(); - this.gain.connect( this.context.destination ); - - this.filter = null; - - } - - AudioListener.prototype = Object.assign( Object.create( Object3D.prototype ), { - - constructor: AudioListener, - - getInput: function () { - - return this.gain; - - }, - - removeFilter: function ( ) { - - if ( this.filter !== null ) { - - this.gain.disconnect( this.filter ); - this.filter.disconnect( this.context.destination ); - this.gain.connect( this.context.destination ); - this.filter = null; - - } - - }, - - getFilter: function () { - - return this.filter; - - }, - - setFilter: function ( value ) { - - if ( this.filter !== null ) { - - this.gain.disconnect( this.filter ); - this.filter.disconnect( this.context.destination ); - - } else { - - this.gain.disconnect( this.context.destination ); - - } - - this.filter = value; - this.gain.connect( this.filter ); - this.filter.connect( this.context.destination ); - - }, - - getMasterVolume: function () { - - return this.gain.gain.value; - - }, - - setMasterVolume: function ( value ) { - - this.gain.gain.value = value; - - }, - - updateMatrixWorld: ( function () { - - var position = new Vector3(); - var quaternion = new Quaternion(); - var scale = new Vector3(); - - var orientation = new Vector3(); - - return function updateMatrixWorld( force ) { - - Object3D.prototype.updateMatrixWorld.call( this, force ); - - var listener = this.context.listener; - var up = this.up; - - this.matrixWorld.decompose( position, quaternion, scale ); - - orientation.set( 0, 0, - 1 ).applyQuaternion( quaternion ); - - if ( listener.positionX ) { - - listener.positionX.setValueAtTime( position.x, this.context.currentTime ); - listener.positionY.setValueAtTime( position.y, this.context.currentTime ); - listener.positionZ.setValueAtTime( position.z, this.context.currentTime ); - listener.forwardX.setValueAtTime( orientation.x, this.context.currentTime ); - listener.forwardY.setValueAtTime( orientation.y, this.context.currentTime ); - listener.forwardZ.setValueAtTime( orientation.z, this.context.currentTime ); - listener.upX.setValueAtTime( up.x, this.context.currentTime ); - listener.upY.setValueAtTime( up.y, this.context.currentTime ); - listener.upZ.setValueAtTime( up.z, this.context.currentTime ); - - } else { - - listener.setPosition( position.x, position.y, position.z ); - listener.setOrientation( orientation.x, orientation.y, orientation.z, up.x, up.y, up.z ); - - } - - }; - - } )() - - } ); - - /** - * @author mrdoob / http://mrdoob.com/ - * @author Reece Aaron Lecrivain / http://reecenotes.com/ - */ - - function Audio( listener ) { - - Object3D.call( this ); - - this.type = 'Audio'; - - this.context = listener.context; - - this.gain = this.context.createGain(); - this.gain.connect( listener.getInput() ); - - this.autoplay = false; - - this.buffer = null; - this.loop = false; - this.startTime = 0; - this.playbackRate = 1; - this.isPlaying = false; - this.hasPlaybackControl = true; - this.sourceType = 'empty'; - - this.filters = []; - - } - - Audio.prototype = Object.assign( Object.create( Object3D.prototype ), { - - constructor: Audio, - - getOutput: function () { - - return this.gain; - - }, - - setNodeSource: function ( audioNode ) { - - this.hasPlaybackControl = false; - this.sourceType = 'audioNode'; - this.source = audioNode; - this.connect(); - - return this; - - }, - - setBuffer: function ( audioBuffer ) { - - this.buffer = audioBuffer; - this.sourceType = 'buffer'; - - if ( this.autoplay ) this.play(); - - return this; - - }, - - play: function () { - - if ( this.isPlaying === true ) { - - console.warn( 'THREE.Audio: Audio is already playing.' ); - return; - - } - - if ( this.hasPlaybackControl === false ) { - - console.warn( 'THREE.Audio: this Audio has no playback control.' ); - return; - - } - - var source = this.context.createBufferSource(); - - source.buffer = this.buffer; - source.loop = this.loop; - source.onended = this.onEnded.bind( this ); - source.playbackRate.setValueAtTime( this.playbackRate, this.startTime ); - source.start( 0, this.startTime ); - - this.isPlaying = true; - - this.source = source; - - return this.connect(); - - }, - - pause: function () { - - if ( this.hasPlaybackControl === false ) { - - console.warn( 'THREE.Audio: this Audio has no playback control.' ); - return; - - } - - this.source.stop(); - this.startTime = this.context.currentTime; - this.isPlaying = false; - - return this; - - }, - - stop: function () { - - if ( this.hasPlaybackControl === false ) { - - console.warn( 'THREE.Audio: this Audio has no playback control.' ); - return; - - } - - this.source.stop(); - this.startTime = 0; - this.isPlaying = false; - - return this; - - }, - - connect: function () { - - if ( this.filters.length > 0 ) { - - this.source.connect( this.filters[ 0 ] ); - - for ( var i = 1, l = this.filters.length; i < l; i ++ ) { - - this.filters[ i - 1 ].connect( this.filters[ i ] ); - - } - - this.filters[ this.filters.length - 1 ].connect( this.getOutput() ); - - } else { - - this.source.connect( this.getOutput() ); - - } - - return this; - - }, - - disconnect: function () { - - if ( this.filters.length > 0 ) { - - this.source.disconnect( this.filters[ 0 ] ); - - for ( var i = 1, l = this.filters.length; i < l; i ++ ) { - - this.filters[ i - 1 ].disconnect( this.filters[ i ] ); - - } - - this.filters[ this.filters.length - 1 ].disconnect( this.getOutput() ); - - } else { - - this.source.disconnect( this.getOutput() ); - - } - - return this; - - }, - - getFilters: function () { - - return this.filters; - - }, - - setFilters: function ( value ) { - - if ( ! value ) value = []; - - if ( this.isPlaying === true ) { - - this.disconnect(); - this.filters = value; - this.connect(); - - } else { - - this.filters = value; - - } - - return this; - - }, - - getFilter: function () { - - return this.getFilters()[ 0 ]; - - }, - - setFilter: function ( filter ) { - - return this.setFilters( filter ? [ filter ] : [] ); - - }, - - setPlaybackRate: function ( value ) { - - if ( this.hasPlaybackControl === false ) { - - console.warn( 'THREE.Audio: this Audio has no playback control.' ); - return; - - } - - this.playbackRate = value; - - if ( this.isPlaying === true ) { - - this.source.playbackRate.setValueAtTime( this.playbackRate, this.context.currentTime ); - - } - - return this; - - }, - - getPlaybackRate: function () { - - return this.playbackRate; - - }, - - onEnded: function () { - - this.isPlaying = false; - - }, - - getLoop: function () { - - if ( this.hasPlaybackControl === false ) { - - console.warn( 'THREE.Audio: this Audio has no playback control.' ); - return false; - - } - - return this.loop; - - }, - - setLoop: function ( value ) { - - if ( this.hasPlaybackControl === false ) { - - console.warn( 'THREE.Audio: this Audio has no playback control.' ); - return; - - } - - this.loop = value; - - if ( this.isPlaying === true ) { - - this.source.loop = this.loop; - - } - - return this; - - }, - - getVolume: function () { - - return this.gain.gain.value; - - }, - - - setVolume: function ( value ) { - - this.gain.gain.value = value; - - return this; - - } - - } ); - - /** - * @author mrdoob / http://mrdoob.com/ - */ - - function PositionalAudio( listener ) { - - Audio.call( this, listener ); - - this.panner = this.context.createPanner(); - this.panner.connect( this.gain ); - - } - - PositionalAudio.prototype = Object.assign( Object.create( Audio.prototype ), { - - constructor: PositionalAudio, - - getOutput: function () { - - return this.panner; - - }, - - getRefDistance: function () { - - return this.panner.refDistance; - - }, - - setRefDistance: function ( value ) { - - this.panner.refDistance = value; - - }, - - getRolloffFactor: function () { - - return this.panner.rolloffFactor; - - }, - - setRolloffFactor: function ( value ) { - - this.panner.rolloffFactor = value; - - }, - - getDistanceModel: function () { - - return this.panner.distanceModel; - - }, - - setDistanceModel: function ( value ) { - - this.panner.distanceModel = value; - - }, - - getMaxDistance: function () { - - return this.panner.maxDistance; - - }, - - setMaxDistance: function ( value ) { - - this.panner.maxDistance = value; - - }, - - updateMatrixWorld: ( function () { - - var position = new Vector3(); - - return function updateMatrixWorld( force ) { - - Object3D.prototype.updateMatrixWorld.call( this, force ); - - position.setFromMatrixPosition( this.matrixWorld ); - - this.panner.setPosition( position.x, position.y, position.z ); - - }; - - } )() - - - } ); - - /** - * @author mrdoob / http://mrdoob.com/ - */ - - function AudioAnalyser( audio, fftSize ) { - - this.analyser = audio.context.createAnalyser(); - this.analyser.fftSize = fftSize !== undefined ? fftSize : 2048; - - this.data = new Uint8Array( this.analyser.frequencyBinCount ); - - audio.getOutput().connect( this.analyser ); - - } - - Object.assign( AudioAnalyser.prototype, { - - getFrequencyData: function () { - - this.analyser.getByteFrequencyData( this.data ); - - return this.data; - - }, - - getAverageFrequency: function () { - - var value = 0, data = this.getFrequencyData(); - - for ( var i = 0; i < data.length; i ++ ) { - - value += data[ i ]; - - } - - return value / data.length; - - } - - } ); - - /** - * - * Buffered scene graph property that allows weighted accumulation. - * - * - * @author Ben Houston / http://clara.io/ - * @author David Sarno / http://lighthaus.us/ - * @author tschw - */ - - function PropertyMixer( binding, typeName, valueSize ) { - - this.binding = binding; - this.valueSize = valueSize; - - var bufferType = Float64Array, - mixFunction; - - switch ( typeName ) { - - case 'quaternion': - mixFunction = this._slerp; - break; - - case 'string': - case 'bool': - bufferType = Array; - mixFunction = this._select; - break; - - default: - mixFunction = this._lerp; - - } - - this.buffer = new bufferType( valueSize * 4 ); - // layout: [ incoming | accu0 | accu1 | orig ] - // - // interpolators can use .buffer as their .result - // the data then goes to 'incoming' - // - // 'accu0' and 'accu1' are used frame-interleaved for - // the cumulative result and are compared to detect - // changes - // - // 'orig' stores the original state of the property - - this._mixBufferRegion = mixFunction; - - this.cumulativeWeight = 0; - - this.useCount = 0; - this.referenceCount = 0; - - } - - PropertyMixer.prototype = { - - constructor: PropertyMixer, - - // accumulate data in the 'incoming' region into 'accu' - accumulate: function( accuIndex, weight ) { - - // note: happily accumulating nothing when weight = 0, the caller knows - // the weight and shouldn't have made the call in the first place - - var buffer = this.buffer, - stride = this.valueSize, - offset = accuIndex * stride + stride, - - currentWeight = this.cumulativeWeight; - - if ( currentWeight === 0 ) { - - // accuN := incoming * weight - - for ( var i = 0; i !== stride; ++ i ) { - - buffer[ offset + i ] = buffer[ i ]; - - } - - currentWeight = weight; - - } else { - - // accuN := accuN + incoming * weight - - currentWeight += weight; - var mix = weight / currentWeight; - this._mixBufferRegion( buffer, offset, 0, mix, stride ); - - } - - this.cumulativeWeight = currentWeight; - - }, - - // apply the state of 'accu' to the binding when accus differ - apply: function( accuIndex ) { - - var stride = this.valueSize, - buffer = this.buffer, - offset = accuIndex * stride + stride, - - weight = this.cumulativeWeight, - - binding = this.binding; - - this.cumulativeWeight = 0; - - if ( weight < 1 ) { - - // accuN := accuN + original * ( 1 - cumulativeWeight ) - - var originalValueOffset = stride * 3; - - this._mixBufferRegion( - buffer, offset, originalValueOffset, 1 - weight, stride ); - - } - - for ( var i = stride, e = stride + stride; i !== e; ++ i ) { - - if ( buffer[ i ] !== buffer[ i + stride ] ) { - - // value has changed -> update scene graph - - binding.setValue( buffer, offset ); - break; - - } - - } - - }, - - // remember the state of the bound property and copy it to both accus - saveOriginalState: function() { - - var binding = this.binding; - - var buffer = this.buffer, - stride = this.valueSize, - - originalValueOffset = stride * 3; - - binding.getValue( buffer, originalValueOffset ); - - // accu[0..1] := orig -- initially detect changes against the original - for ( var i = stride, e = originalValueOffset; i !== e; ++ i ) { - - buffer[ i ] = buffer[ originalValueOffset + ( i % stride ) ]; - - } - - this.cumulativeWeight = 0; - - }, - - // apply the state previously taken via 'saveOriginalState' to the binding - restoreOriginalState: function() { - - var originalValueOffset = this.valueSize * 3; - this.binding.setValue( this.buffer, originalValueOffset ); - - }, - - - // mix functions - - _select: function( buffer, dstOffset, srcOffset, t, stride ) { - - if ( t >= 0.5 ) { - - for ( var i = 0; i !== stride; ++ i ) { - - buffer[ dstOffset + i ] = buffer[ srcOffset + i ]; - - } - - } - - }, - - _slerp: function( buffer, dstOffset, srcOffset, t, stride ) { - - Quaternion.slerpFlat( buffer, dstOffset, - buffer, dstOffset, buffer, srcOffset, t ); - - }, - - _lerp: function( buffer, dstOffset, srcOffset, t, stride ) { - - var s = 1 - t; - - for ( var i = 0; i !== stride; ++ i ) { - - var j = dstOffset + i; - - buffer[ j ] = buffer[ j ] * s + buffer[ srcOffset + i ] * t; - - } - - } - - }; - - /** - * - * A reference to a real property in the scene graph. - * - * - * @author Ben Houston / http://clara.io/ - * @author David Sarno / http://lighthaus.us/ - * @author tschw - */ - - function PropertyBinding( rootNode, path, parsedPath ) { - - this.path = path; - this.parsedPath = parsedPath || - PropertyBinding.parseTrackName( path ); - - this.node = PropertyBinding.findNode( - rootNode, this.parsedPath.nodeName ) || rootNode; - - this.rootNode = rootNode; - - } - - PropertyBinding.prototype = { - - constructor: PropertyBinding, - - getValue: function getValue_unbound( targetArray, offset ) { - - this.bind(); - this.getValue( targetArray, offset ); - - // Note: This class uses a State pattern on a per-method basis: - // 'bind' sets 'this.getValue' / 'setValue' and shadows the - // prototype version of these methods with one that represents - // the bound state. When the property is not found, the methods - // become no-ops. - - }, - - setValue: function getValue_unbound( sourceArray, offset ) { - - this.bind(); - this.setValue( sourceArray, offset ); - - }, - - // create getter / setter pair for a property in the scene graph - bind: function() { - - var targetObject = this.node, - parsedPath = this.parsedPath, - - objectName = parsedPath.objectName, - propertyName = parsedPath.propertyName, - propertyIndex = parsedPath.propertyIndex; - - if ( ! targetObject ) { - - targetObject = PropertyBinding.findNode( - this.rootNode, parsedPath.nodeName ) || this.rootNode; - - this.node = targetObject; - - } - - // set fail state so we can just 'return' on error - this.getValue = this._getValue_unavailable; - this.setValue = this._setValue_unavailable; - - // ensure there is a value node - if ( ! targetObject ) { - - console.error( " trying to update node for track: " + this.path + " but it wasn't found." ); - return; - - } - - if ( objectName ) { - - var objectIndex = parsedPath.objectIndex; - - // special cases were we need to reach deeper into the hierarchy to get the face materials.... - switch ( objectName ) { - - case 'materials': - - if ( ! targetObject.material ) { - - console.error( ' can not bind to material as node does not have a material', this ); - return; - - } - - if ( ! targetObject.material.materials ) { - - console.error( ' can not bind to material.materials as node.material does not have a materials array', this ); - return; - - } - - targetObject = targetObject.material.materials; - - break; - - case 'bones': - - if ( ! targetObject.skeleton ) { - - console.error( ' can not bind to bones as node does not have a skeleton', this ); - return; - - } - - // potential future optimization: skip this if propertyIndex is already an integer - // and convert the integer string to a true integer. - - targetObject = targetObject.skeleton.bones; - - // support resolving morphTarget names into indices. - for ( var i = 0; i < targetObject.length; i ++ ) { - - if ( targetObject[ i ].name === objectIndex ) { - - objectIndex = i; - break; - - } - - } - - break; - - default: - - if ( targetObject[ objectName ] === undefined ) { - - console.error( ' can not bind to objectName of node, undefined', this ); - return; - - } - - targetObject = targetObject[ objectName ]; - - } - - - if ( objectIndex !== undefined ) { - - if ( targetObject[ objectIndex ] === undefined ) { - - console.error( " trying to bind to objectIndex of objectName, but is undefined:", this, targetObject ); - return; - - } - - targetObject = targetObject[ objectIndex ]; - - } - - } - - // resolve property - var nodeProperty = targetObject[ propertyName ]; - - if ( nodeProperty === undefined ) { - - var nodeName = parsedPath.nodeName; - - console.error( " trying to update property for track: " + nodeName + - '.' + propertyName + " but it wasn't found.", targetObject ); - return; - - } - - // determine versioning scheme - var versioning = this.Versioning.None; - - if ( targetObject.needsUpdate !== undefined ) { // material - - versioning = this.Versioning.NeedsUpdate; - this.targetObject = targetObject; - - } else if ( targetObject.matrixWorldNeedsUpdate !== undefined ) { // node transform - - versioning = this.Versioning.MatrixWorldNeedsUpdate; - this.targetObject = targetObject; - - } - - // determine how the property gets bound - var bindingType = this.BindingType.Direct; - - if ( propertyIndex !== undefined ) { - // access a sub element of the property array (only primitives are supported right now) - - if ( propertyName === "morphTargetInfluences" ) { - // potential optimization, skip this if propertyIndex is already an integer, and convert the integer string to a true integer. - - // support resolving morphTarget names into indices. - if ( ! targetObject.geometry ) { - - console.error( ' can not bind to morphTargetInfluences becasuse node does not have a geometry', this ); - return; - - } - - if ( ! targetObject.geometry.morphTargets ) { - - console.error( ' can not bind to morphTargetInfluences becasuse node does not have a geometry.morphTargets', this ); - return; - - } - - for ( var i = 0; i < this.node.geometry.morphTargets.length; i ++ ) { - - if ( targetObject.geometry.morphTargets[ i ].name === propertyIndex ) { - - propertyIndex = i; - break; - - } - - } - - } - - bindingType = this.BindingType.ArrayElement; - - this.resolvedProperty = nodeProperty; - this.propertyIndex = propertyIndex; - - } else if ( nodeProperty.fromArray !== undefined && nodeProperty.toArray !== undefined ) { - // must use copy for Object3D.Euler/Quaternion - - bindingType = this.BindingType.HasFromToArray; - - this.resolvedProperty = nodeProperty; - - } else if ( nodeProperty.length !== undefined ) { - - bindingType = this.BindingType.EntireArray; - - this.resolvedProperty = nodeProperty; - - } else { - - this.propertyName = propertyName; - - } - - // select getter / setter - this.getValue = this.GetterByBindingType[ bindingType ]; - this.setValue = this.SetterByBindingTypeAndVersioning[ bindingType ][ versioning ]; - - }, - - unbind: function() { - - this.node = null; - - // back to the prototype version of getValue / setValue - // note: avoiding to mutate the shape of 'this' via 'delete' - this.getValue = this._getValue_unbound; - this.setValue = this._setValue_unbound; - - } - - }; - - Object.assign( PropertyBinding.prototype, { // prototype, continued - - // these are used to "bind" a nonexistent property - _getValue_unavailable: function() {}, - _setValue_unavailable: function() {}, - - // initial state of these methods that calls 'bind' - _getValue_unbound: PropertyBinding.prototype.getValue, - _setValue_unbound: PropertyBinding.prototype.setValue, - - BindingType: { - Direct: 0, - EntireArray: 1, - ArrayElement: 2, - HasFromToArray: 3 - }, - - Versioning: { - None: 0, - NeedsUpdate: 1, - MatrixWorldNeedsUpdate: 2 - }, - - GetterByBindingType: [ - - function getValue_direct( buffer, offset ) { - - buffer[ offset ] = this.node[ this.propertyName ]; - - }, - - function getValue_array( buffer, offset ) { - - var source = this.resolvedProperty; - - for ( var i = 0, n = source.length; i !== n; ++ i ) { - - buffer[ offset ++ ] = source[ i ]; - - } - - }, - - function getValue_arrayElement( buffer, offset ) { - - buffer[ offset ] = this.resolvedProperty[ this.propertyIndex ]; - - }, - - function getValue_toArray( buffer, offset ) { - - this.resolvedProperty.toArray( buffer, offset ); - - } - - ], - - SetterByBindingTypeAndVersioning: [ - - [ - // Direct - - function setValue_direct( buffer, offset ) { - - this.node[ this.propertyName ] = buffer[ offset ]; - - }, - - function setValue_direct_setNeedsUpdate( buffer, offset ) { - - this.node[ this.propertyName ] = buffer[ offset ]; - this.targetObject.needsUpdate = true; - - }, - - function setValue_direct_setMatrixWorldNeedsUpdate( buffer, offset ) { - - this.node[ this.propertyName ] = buffer[ offset ]; - this.targetObject.matrixWorldNeedsUpdate = true; - - } - - ], [ - - // EntireArray - - function setValue_array( buffer, offset ) { - - var dest = this.resolvedProperty; - - for ( var i = 0, n = dest.length; i !== n; ++ i ) { - - dest[ i ] = buffer[ offset ++ ]; - - } - - }, - - function setValue_array_setNeedsUpdate( buffer, offset ) { - - var dest = this.resolvedProperty; - - for ( var i = 0, n = dest.length; i !== n; ++ i ) { - - dest[ i ] = buffer[ offset ++ ]; - - } - - this.targetObject.needsUpdate = true; - - }, - - function setValue_array_setMatrixWorldNeedsUpdate( buffer, offset ) { - - var dest = this.resolvedProperty; - - for ( var i = 0, n = dest.length; i !== n; ++ i ) { - - dest[ i ] = buffer[ offset ++ ]; - - } - - this.targetObject.matrixWorldNeedsUpdate = true; - - } - - ], [ - - // ArrayElement - - function setValue_arrayElement( buffer, offset ) { - - this.resolvedProperty[ this.propertyIndex ] = buffer[ offset ]; - - }, - - function setValue_arrayElement_setNeedsUpdate( buffer, offset ) { - - this.resolvedProperty[ this.propertyIndex ] = buffer[ offset ]; - this.targetObject.needsUpdate = true; - - }, - - function setValue_arrayElement_setMatrixWorldNeedsUpdate( buffer, offset ) { - - this.resolvedProperty[ this.propertyIndex ] = buffer[ offset ]; - this.targetObject.matrixWorldNeedsUpdate = true; - - } - - ], [ - - // HasToFromArray - - function setValue_fromArray( buffer, offset ) { - - this.resolvedProperty.fromArray( buffer, offset ); - - }, - - function setValue_fromArray_setNeedsUpdate( buffer, offset ) { - - this.resolvedProperty.fromArray( buffer, offset ); - this.targetObject.needsUpdate = true; - - }, - - function setValue_fromArray_setMatrixWorldNeedsUpdate( buffer, offset ) { - - this.resolvedProperty.fromArray( buffer, offset ); - this.targetObject.matrixWorldNeedsUpdate = true; - - } - - ] - - ] - - } ); - - PropertyBinding.Composite = - function( targetGroup, path, optionalParsedPath ) { - - var parsedPath = optionalParsedPath || - PropertyBinding.parseTrackName( path ); - - this._targetGroup = targetGroup; - this._bindings = targetGroup.subscribe_( path, parsedPath ); - - }; - - PropertyBinding.Composite.prototype = { - - constructor: PropertyBinding.Composite, - - getValue: function( array, offset ) { - - this.bind(); // bind all binding - - var firstValidIndex = this._targetGroup.nCachedObjects_, - binding = this._bindings[ firstValidIndex ]; - - // and only call .getValue on the first - if ( binding !== undefined ) binding.getValue( array, offset ); - - }, - - setValue: function( array, offset ) { - - var bindings = this._bindings; - - for ( var i = this._targetGroup.nCachedObjects_, - n = bindings.length; i !== n; ++ i ) { - - bindings[ i ].setValue( array, offset ); - - } - - }, - - bind: function() { - - var bindings = this._bindings; - - for ( var i = this._targetGroup.nCachedObjects_, - n = bindings.length; i !== n; ++ i ) { - - bindings[ i ].bind(); - - } - - }, - - unbind: function() { - - var bindings = this._bindings; - - for ( var i = this._targetGroup.nCachedObjects_, - n = bindings.length; i !== n; ++ i ) { - - bindings[ i ].unbind(); - - } - - } - - }; - - PropertyBinding.create = function( root, path, parsedPath ) { - - if ( ! ( root && root.isAnimationObjectGroup ) ) { - - return new PropertyBinding( root, path, parsedPath ); - - } else { - - return new PropertyBinding.Composite( root, path, parsedPath ); - - } - - }; - - PropertyBinding.parseTrackName = function( trackName ) { - - // matches strings in the form of: - // nodeName.property - // nodeName.property[accessor] - // nodeName.material.property[accessor] - // uuid.property[accessor] - // uuid.objectName[objectIndex].propertyName[propertyIndex] - // parentName/nodeName.property - // parentName/parentName/nodeName.property[index] - // .bone[Armature.DEF_cog].position - // scene:helium_balloon_model:helium_balloon_model.position - // created and tested via https://regex101.com/#javascript - - var re = /^((?:[\w-]+[\/:])*)([\w-]+)?(?:\.([\w-]+)(?:\[(.+)\])?)?\.([\w-]+)(?:\[(.+)\])?$/; - var matches = re.exec( trackName ); - - if ( ! matches ) { - - throw new Error( "cannot parse trackName at all: " + trackName ); - - } - - var results = { - // directoryName: matches[ 1 ], // (tschw) currently unused - nodeName: matches[ 2 ], // allowed to be null, specified root node. - objectName: matches[ 3 ], - objectIndex: matches[ 4 ], - propertyName: matches[ 5 ], - propertyIndex: matches[ 6 ] // allowed to be null, specifies that the whole property is set. - }; - - if ( results.propertyName === null || results.propertyName.length === 0 ) { - - throw new Error( "can not parse propertyName from trackName: " + trackName ); - - } - - return results; - - }; - - PropertyBinding.findNode = function( root, nodeName ) { - - if ( ! nodeName || nodeName === "" || nodeName === "root" || nodeName === "." || nodeName === -1 || nodeName === root.name || nodeName === root.uuid ) { - - return root; - - } - - // search into skeleton bones. - if ( root.skeleton ) { - - var searchSkeleton = function( skeleton ) { - - for( var i = 0; i < skeleton.bones.length; i ++ ) { - - var bone = skeleton.bones[ i ]; - - if ( bone.name === nodeName ) { - - return bone; - - } - } - - return null; - - }; - - var bone = searchSkeleton( root.skeleton ); - - if ( bone ) { - - return bone; - - } - } - - // search into node subtree. - if ( root.children ) { - - var searchNodeSubtree = function( children ) { - - for( var i = 0; i < children.length; i ++ ) { - - var childNode = children[ i ]; - - if ( childNode.name === nodeName || childNode.uuid === nodeName ) { - - return childNode; - - } - - var result = searchNodeSubtree( childNode.children ); - - if ( result ) return result; - - } - - return null; - - }; - - var subTreeNode = searchNodeSubtree( root.children ); - - if ( subTreeNode ) { - - return subTreeNode; - - } - - } - - return null; - - }; - - /** - * - * A group of objects that receives a shared animation state. - * - * Usage: - * - * - Add objects you would otherwise pass as 'root' to the - * constructor or the .clipAction method of AnimationMixer. - * - * - Instead pass this object as 'root'. - * - * - You can also add and remove objects later when the mixer - * is running. - * - * Note: - * - * Objects of this class appear as one object to the mixer, - * so cache control of the individual objects must be done - * on the group. - * - * Limitation: - * - * - The animated properties must be compatible among the - * all objects in the group. - * - * - A single property can either be controlled through a - * target group or directly, but not both. - * - * @author tschw - */ - - function AnimationObjectGroup( var_args ) { - - this.uuid = _Math.generateUUID(); - - // cached objects followed by the active ones - this._objects = Array.prototype.slice.call( arguments ); - - this.nCachedObjects_ = 0; // threshold - // note: read by PropertyBinding.Composite - - var indices = {}; - this._indicesByUUID = indices; // for bookkeeping - - for ( var i = 0, n = arguments.length; i !== n; ++ i ) { - - indices[ arguments[ i ].uuid ] = i; - - } - - this._paths = []; // inside: string - this._parsedPaths = []; // inside: { we don't care, here } - this._bindings = []; // inside: Array< PropertyBinding > - this._bindingsIndicesByPath = {}; // inside: indices in these arrays - - var scope = this; - - this.stats = { - - objects: { - get total() { return scope._objects.length; }, - get inUse() { return this.total - scope.nCachedObjects_; } - }, - - get bindingsPerObject() { return scope._bindings.length; } - - }; - - } - - AnimationObjectGroup.prototype = { - - constructor: AnimationObjectGroup, - - isAnimationObjectGroup: true, - - add: function( var_args ) { - - var objects = this._objects, - nObjects = objects.length, - nCachedObjects = this.nCachedObjects_, - indicesByUUID = this._indicesByUUID, - paths = this._paths, - parsedPaths = this._parsedPaths, - bindings = this._bindings, - nBindings = bindings.length; - - for ( var i = 0, n = arguments.length; i !== n; ++ i ) { - - var object = arguments[ i ], - uuid = object.uuid, - index = indicesByUUID[ uuid ], - knownObject = undefined; - - if ( index === undefined ) { - - // unknown object -> add it to the ACTIVE region - - index = nObjects ++; - indicesByUUID[ uuid ] = index; - objects.push( object ); - - // accounting is done, now do the same for all bindings - - for ( var j = 0, m = nBindings; j !== m; ++ j ) { - - bindings[ j ].push( - new PropertyBinding( - object, paths[ j ], parsedPaths[ j ] ) ); - - } - - } else if ( index < nCachedObjects ) { - - knownObject = objects[ index ]; - - // move existing object to the ACTIVE region - - var firstActiveIndex = -- nCachedObjects, - lastCachedObject = objects[ firstActiveIndex ]; - - indicesByUUID[ lastCachedObject.uuid ] = index; - objects[ index ] = lastCachedObject; - - indicesByUUID[ uuid ] = firstActiveIndex; - objects[ firstActiveIndex ] = object; - - // accounting is done, now do the same for all bindings - - for ( var j = 0, m = nBindings; j !== m; ++ j ) { - - var bindingsForPath = bindings[ j ], - lastCached = bindingsForPath[ firstActiveIndex ], - binding = bindingsForPath[ index ]; - - bindingsForPath[ index ] = lastCached; - - if ( binding === undefined ) { - - // since we do not bother to create new bindings - // for objects that are cached, the binding may - // or may not exist - - binding = new PropertyBinding( - object, paths[ j ], parsedPaths[ j ] ); - - } - - bindingsForPath[ firstActiveIndex ] = binding; - - } - - } else if ( objects[ index ] !== knownObject) { - - console.error( "Different objects with the same UUID " + - "detected. Clean the caches or recreate your " + - "infrastructure when reloading scenes..." ); - - } // else the object is already where we want it to be - - } // for arguments - - this.nCachedObjects_ = nCachedObjects; - - }, - - remove: function( var_args ) { - - var objects = this._objects, - nCachedObjects = this.nCachedObjects_, - indicesByUUID = this._indicesByUUID, - bindings = this._bindings, - nBindings = bindings.length; - - for ( var i = 0, n = arguments.length; i !== n; ++ i ) { - - var object = arguments[ i ], - uuid = object.uuid, - index = indicesByUUID[ uuid ]; - - if ( index !== undefined && index >= nCachedObjects ) { - - // move existing object into the CACHED region - - var lastCachedIndex = nCachedObjects ++, - firstActiveObject = objects[ lastCachedIndex ]; - - indicesByUUID[ firstActiveObject.uuid ] = index; - objects[ index ] = firstActiveObject; - - indicesByUUID[ uuid ] = lastCachedIndex; - objects[ lastCachedIndex ] = object; - - // accounting is done, now do the same for all bindings - - for ( var j = 0, m = nBindings; j !== m; ++ j ) { - - var bindingsForPath = bindings[ j ], - firstActive = bindingsForPath[ lastCachedIndex ], - binding = bindingsForPath[ index ]; - - bindingsForPath[ index ] = firstActive; - bindingsForPath[ lastCachedIndex ] = binding; - - } - - } - - } // for arguments - - this.nCachedObjects_ = nCachedObjects; - - }, - - // remove & forget - uncache: function( var_args ) { - - var objects = this._objects, - nObjects = objects.length, - nCachedObjects = this.nCachedObjects_, - indicesByUUID = this._indicesByUUID, - bindings = this._bindings, - nBindings = bindings.length; - - for ( var i = 0, n = arguments.length; i !== n; ++ i ) { - - var object = arguments[ i ], - uuid = object.uuid, - index = indicesByUUID[ uuid ]; - - if ( index !== undefined ) { - - delete indicesByUUID[ uuid ]; - - if ( index < nCachedObjects ) { - - // object is cached, shrink the CACHED region - - var firstActiveIndex = -- nCachedObjects, - lastCachedObject = objects[ firstActiveIndex ], - lastIndex = -- nObjects, - lastObject = objects[ lastIndex ]; - - // last cached object takes this object's place - indicesByUUID[ lastCachedObject.uuid ] = index; - objects[ index ] = lastCachedObject; - - // last object goes to the activated slot and pop - indicesByUUID[ lastObject.uuid ] = firstActiveIndex; - objects[ firstActiveIndex ] = lastObject; - objects.pop(); - - // accounting is done, now do the same for all bindings - - for ( var j = 0, m = nBindings; j !== m; ++ j ) { - - var bindingsForPath = bindings[ j ], - lastCached = bindingsForPath[ firstActiveIndex ], - last = bindingsForPath[ lastIndex ]; - - bindingsForPath[ index ] = lastCached; - bindingsForPath[ firstActiveIndex ] = last; - bindingsForPath.pop(); - - } - - } else { - - // object is active, just swap with the last and pop - - var lastIndex = -- nObjects, - lastObject = objects[ lastIndex ]; - - indicesByUUID[ lastObject.uuid ] = index; - objects[ index ] = lastObject; - objects.pop(); - - // accounting is done, now do the same for all bindings - - for ( var j = 0, m = nBindings; j !== m; ++ j ) { - - var bindingsForPath = bindings[ j ]; - - bindingsForPath[ index ] = bindingsForPath[ lastIndex ]; - bindingsForPath.pop(); - - } - - } // cached or active - - } // if object is known - - } // for arguments - - this.nCachedObjects_ = nCachedObjects; - - }, - - // Internal interface used by befriended PropertyBinding.Composite: - - subscribe_: function( path, parsedPath ) { - // returns an array of bindings for the given path that is changed - // according to the contained objects in the group - - var indicesByPath = this._bindingsIndicesByPath, - index = indicesByPath[ path ], - bindings = this._bindings; - - if ( index !== undefined ) return bindings[ index ]; - - var paths = this._paths, - parsedPaths = this._parsedPaths, - objects = this._objects, - nObjects = objects.length, - nCachedObjects = this.nCachedObjects_, - bindingsForPath = new Array( nObjects ); - - index = bindings.length; - - indicesByPath[ path ] = index; - - paths.push( path ); - parsedPaths.push( parsedPath ); - bindings.push( bindingsForPath ); - - for ( var i = nCachedObjects, - n = objects.length; i !== n; ++ i ) { - - var object = objects[ i ]; - - bindingsForPath[ i ] = - new PropertyBinding( object, path, parsedPath ); - - } - - return bindingsForPath; - - }, - - unsubscribe_: function( path ) { - // tells the group to forget about a property path and no longer - // update the array previously obtained with 'subscribe_' - - var indicesByPath = this._bindingsIndicesByPath, - index = indicesByPath[ path ]; - - if ( index !== undefined ) { - - var paths = this._paths, - parsedPaths = this._parsedPaths, - bindings = this._bindings, - lastBindingsIndex = bindings.length - 1, - lastBindings = bindings[ lastBindingsIndex ], - lastBindingsPath = path[ lastBindingsIndex ]; - - indicesByPath[ lastBindingsPath ] = index; - - bindings[ index ] = lastBindings; - bindings.pop(); - - parsedPaths[ index ] = parsedPaths[ lastBindingsIndex ]; - parsedPaths.pop(); - - paths[ index ] = paths[ lastBindingsIndex ]; - paths.pop(); - - } - - } - - }; - - /** - * - * Action provided by AnimationMixer for scheduling clip playback on specific - * objects. - * - * @author Ben Houston / http://clara.io/ - * @author David Sarno / http://lighthaus.us/ - * @author tschw - * - */ - - function AnimationAction( mixer, clip, localRoot ) { - - this._mixer = mixer; - this._clip = clip; - this._localRoot = localRoot || null; - - var tracks = clip.tracks, - nTracks = tracks.length, - interpolants = new Array( nTracks ); - - var interpolantSettings = { - endingStart: ZeroCurvatureEnding, - endingEnd: ZeroCurvatureEnding - }; - - for ( var i = 0; i !== nTracks; ++ i ) { - - var interpolant = tracks[ i ].createInterpolant( null ); - interpolants[ i ] = interpolant; - interpolant.settings = interpolantSettings; - - } - - this._interpolantSettings = interpolantSettings; - - this._interpolants = interpolants; // bound by the mixer - - // inside: PropertyMixer (managed by the mixer) - this._propertyBindings = new Array( nTracks ); - - this._cacheIndex = null; // for the memory manager - this._byClipCacheIndex = null; // for the memory manager - - this._timeScaleInterpolant = null; - this._weightInterpolant = null; - - this.loop = LoopRepeat; - this._loopCount = -1; - - // global mixer time when the action is to be started - // it's set back to 'null' upon start of the action - this._startTime = null; - - // scaled local time of the action - // gets clamped or wrapped to 0..clip.duration according to loop - this.time = 0; - - this.timeScale = 1; - this._effectiveTimeScale = 1; - - this.weight = 1; - this._effectiveWeight = 1; - - this.repetitions = Infinity; // no. of repetitions when looping - - this.paused = false; // false -> zero effective time scale - this.enabled = true; // true -> zero effective weight - - this.clampWhenFinished = false; // keep feeding the last frame? - - this.zeroSlopeAtStart = true; // for smooth interpolation w/o separate - this.zeroSlopeAtEnd = true; // clips for start, loop and end - - } - - AnimationAction.prototype = { - - constructor: AnimationAction, - - // State & Scheduling - - play: function() { - - this._mixer._activateAction( this ); - - return this; - - }, - - stop: function() { - - this._mixer._deactivateAction( this ); - - return this.reset(); - - }, - - reset: function() { - - this.paused = false; - this.enabled = true; - - this.time = 0; // restart clip - this._loopCount = -1; // forget previous loops - this._startTime = null; // forget scheduling - - return this.stopFading().stopWarping(); - - }, - - isRunning: function() { - - return this.enabled && ! this.paused && this.timeScale !== 0 && - this._startTime === null && this._mixer._isActiveAction( this ); - - }, - - // return true when play has been called - isScheduled: function() { - - return this._mixer._isActiveAction( this ); - - }, - - startAt: function( time ) { - - this._startTime = time; - - return this; - - }, - - setLoop: function( mode, repetitions ) { - - this.loop = mode; - this.repetitions = repetitions; - - return this; - - }, - - // Weight - - // set the weight stopping any scheduled fading - // although .enabled = false yields an effective weight of zero, this - // method does *not* change .enabled, because it would be confusing - setEffectiveWeight: function( weight ) { - - this.weight = weight; - - // note: same logic as when updated at runtime - this._effectiveWeight = this.enabled ? weight : 0; - - return this.stopFading(); - - }, - - // return the weight considering fading and .enabled - getEffectiveWeight: function() { - - return this._effectiveWeight; - - }, - - fadeIn: function( duration ) { - - return this._scheduleFading( duration, 0, 1 ); - - }, - - fadeOut: function( duration ) { - - return this._scheduleFading( duration, 1, 0 ); - - }, - - crossFadeFrom: function( fadeOutAction, duration, warp ) { - - fadeOutAction.fadeOut( duration ); - this.fadeIn( duration ); - - if( warp ) { - - var fadeInDuration = this._clip.duration, - fadeOutDuration = fadeOutAction._clip.duration, - - startEndRatio = fadeOutDuration / fadeInDuration, - endStartRatio = fadeInDuration / fadeOutDuration; - - fadeOutAction.warp( 1.0, startEndRatio, duration ); - this.warp( endStartRatio, 1.0, duration ); - - } - - return this; - - }, - - crossFadeTo: function( fadeInAction, duration, warp ) { - - return fadeInAction.crossFadeFrom( this, duration, warp ); - - }, - - stopFading: function() { - - var weightInterpolant = this._weightInterpolant; - - if ( weightInterpolant !== null ) { - - this._weightInterpolant = null; - this._mixer._takeBackControlInterpolant( weightInterpolant ); - - } - - return this; - - }, - - // Time Scale Control - - // set the weight stopping any scheduled warping - // although .paused = true yields an effective time scale of zero, this - // method does *not* change .paused, because it would be confusing - setEffectiveTimeScale: function( timeScale ) { - - this.timeScale = timeScale; - this._effectiveTimeScale = this.paused ? 0 :timeScale; - - return this.stopWarping(); - - }, - - // return the time scale considering warping and .paused - getEffectiveTimeScale: function() { - - return this._effectiveTimeScale; - - }, - - setDuration: function( duration ) { - - this.timeScale = this._clip.duration / duration; - - return this.stopWarping(); - - }, - - syncWith: function( action ) { - - this.time = action.time; - this.timeScale = action.timeScale; - - return this.stopWarping(); - - }, - - halt: function( duration ) { - - return this.warp( this._effectiveTimeScale, 0, duration ); - - }, - - warp: function( startTimeScale, endTimeScale, duration ) { - - var mixer = this._mixer, now = mixer.time, - interpolant = this._timeScaleInterpolant, - - timeScale = this.timeScale; - - if ( interpolant === null ) { - - interpolant = mixer._lendControlInterpolant(); - this._timeScaleInterpolant = interpolant; - - } - - var times = interpolant.parameterPositions, - values = interpolant.sampleValues; - - times[ 0 ] = now; - times[ 1 ] = now + duration; - - values[ 0 ] = startTimeScale / timeScale; - values[ 1 ] = endTimeScale / timeScale; - - return this; - - }, - - stopWarping: function() { - - var timeScaleInterpolant = this._timeScaleInterpolant; - - if ( timeScaleInterpolant !== null ) { - - this._timeScaleInterpolant = null; - this._mixer._takeBackControlInterpolant( timeScaleInterpolant ); - - } - - return this; - - }, - - // Object Accessors - - getMixer: function() { - - return this._mixer; - - }, - - getClip: function() { - - return this._clip; - - }, - - getRoot: function() { - - return this._localRoot || this._mixer._root; - - }, - - // Interna - - _update: function( time, deltaTime, timeDirection, accuIndex ) { - // called by the mixer - - var startTime = this._startTime; - - if ( startTime !== null ) { - - // check for scheduled start of action - - var timeRunning = ( time - startTime ) * timeDirection; - if ( timeRunning < 0 || timeDirection === 0 ) { - - return; // yet to come / don't decide when delta = 0 - - } - - // start - - this._startTime = null; // unschedule - deltaTime = timeDirection * timeRunning; - - } - - // apply time scale and advance time - - deltaTime *= this._updateTimeScale( time ); - var clipTime = this._updateTime( deltaTime ); - - // note: _updateTime may disable the action resulting in - // an effective weight of 0 - - var weight = this._updateWeight( time ); - - if ( weight > 0 ) { - - var interpolants = this._interpolants; - var propertyMixers = this._propertyBindings; - - for ( var j = 0, m = interpolants.length; j !== m; ++ j ) { - - interpolants[ j ].evaluate( clipTime ); - propertyMixers[ j ].accumulate( accuIndex, weight ); - - } - - } - - }, - - _updateWeight: function( time ) { - - var weight = 0; - - if ( this.enabled ) { - - weight = this.weight; - var interpolant = this._weightInterpolant; - - if ( interpolant !== null ) { - - var interpolantValue = interpolant.evaluate( time )[ 0 ]; - - weight *= interpolantValue; - - if ( time > interpolant.parameterPositions[ 1 ] ) { - - this.stopFading(); - - if ( interpolantValue === 0 ) { - - // faded out, disable - this.enabled = false; - - } - - } - - } - - } - - this._effectiveWeight = weight; - return weight; - - }, - - _updateTimeScale: function( time ) { - - var timeScale = 0; - - if ( ! this.paused ) { - - timeScale = this.timeScale; - - var interpolant = this._timeScaleInterpolant; - - if ( interpolant !== null ) { - - var interpolantValue = interpolant.evaluate( time )[ 0 ]; - - timeScale *= interpolantValue; - - if ( time > interpolant.parameterPositions[ 1 ] ) { - - this.stopWarping(); - - if ( timeScale === 0 ) { - - // motion has halted, pause - this.paused = true; - - } else { - - // warp done - apply final time scale - this.timeScale = timeScale; - - } - - } - - } - - } - - this._effectiveTimeScale = timeScale; - return timeScale; - - }, - - _updateTime: function( deltaTime ) { - - var time = this.time + deltaTime; - - if ( deltaTime === 0 ) return time; - - var duration = this._clip.duration, - - loop = this.loop, - loopCount = this._loopCount; - - if ( loop === LoopOnce ) { - - if ( loopCount === -1 ) { - // just started - - this._loopCount = 0; - this._setEndings( true, true, false ); - - } - - handle_stop: { - - if ( time >= duration ) { - - time = duration; - - } else if ( time < 0 ) { - - time = 0; - - } else break handle_stop; - - if ( this.clampWhenFinished ) this.paused = true; - else this.enabled = false; - - this._mixer.dispatchEvent( { - type: 'finished', action: this, - direction: deltaTime < 0 ? -1 : 1 - } ); - - } - - } else { // repetitive Repeat or PingPong - - var pingPong = ( loop === LoopPingPong ); - - if ( loopCount === -1 ) { - // just started - - if ( deltaTime >= 0 ) { - - loopCount = 0; - - this._setEndings( - true, this.repetitions === 0, pingPong ); - - } else { - - // when looping in reverse direction, the initial - // transition through zero counts as a repetition, - // so leave loopCount at -1 - - this._setEndings( - this.repetitions === 0, true, pingPong ); - - } - - } - - if ( time >= duration || time < 0 ) { - // wrap around - - var loopDelta = Math.floor( time / duration ); // signed - time -= duration * loopDelta; - - loopCount += Math.abs( loopDelta ); - - var pending = this.repetitions - loopCount; - - if ( pending < 0 ) { - // have to stop (switch state, clamp time, fire event) - - if ( this.clampWhenFinished ) this.paused = true; - else this.enabled = false; - - time = deltaTime > 0 ? duration : 0; - - this._mixer.dispatchEvent( { - type: 'finished', action: this, - direction: deltaTime > 0 ? 1 : -1 - } ); - - } else { - // keep running - - if ( pending === 0 ) { - // entering the last round - - var atStart = deltaTime < 0; - this._setEndings( atStart, ! atStart, pingPong ); - - } else { - - this._setEndings( false, false, pingPong ); - - } - - this._loopCount = loopCount; - - this._mixer.dispatchEvent( { - type: 'loop', action: this, loopDelta: loopDelta - } ); - - } - - } - - if ( pingPong && ( loopCount & 1 ) === 1 ) { - // invert time for the "pong round" - - this.time = time; - return duration - time; - - } - - } - - this.time = time; - return time; - - }, - - _setEndings: function( atStart, atEnd, pingPong ) { - - var settings = this._interpolantSettings; - - if ( pingPong ) { - - settings.endingStart = ZeroSlopeEnding; - settings.endingEnd = ZeroSlopeEnding; - - } else { - - // assuming for LoopOnce atStart == atEnd == true - - if ( atStart ) { - - settings.endingStart = this.zeroSlopeAtStart ? - ZeroSlopeEnding : ZeroCurvatureEnding; - - } else { - - settings.endingStart = WrapAroundEnding; - - } - - if ( atEnd ) { - - settings.endingEnd = this.zeroSlopeAtEnd ? - ZeroSlopeEnding : ZeroCurvatureEnding; - - } else { - - settings.endingEnd = WrapAroundEnding; - - } - - } - - }, - - _scheduleFading: function( duration, weightNow, weightThen ) { - - var mixer = this._mixer, now = mixer.time, - interpolant = this._weightInterpolant; - - if ( interpolant === null ) { - - interpolant = mixer._lendControlInterpolant(); - this._weightInterpolant = interpolant; - - } - - var times = interpolant.parameterPositions, - values = interpolant.sampleValues; - - times[ 0 ] = now; values[ 0 ] = weightNow; - times[ 1 ] = now + duration; values[ 1 ] = weightThen; - - return this; - - } - - }; - - /** - * - * Player for AnimationClips. - * - * - * @author Ben Houston / http://clara.io/ - * @author David Sarno / http://lighthaus.us/ - * @author tschw - */ - - function AnimationMixer( root ) { - - this._root = root; - this._initMemoryManager(); - this._accuIndex = 0; - - this.time = 0; - - this.timeScale = 1.0; - - } - - AnimationMixer.prototype = { - - constructor: AnimationMixer, - - // return an action for a clip optionally using a custom root target - // object (this method allocates a lot of dynamic memory in case a - // previously unknown clip/root combination is specified) - clipAction: function ( clip, optionalRoot ) { - - var root = optionalRoot || this._root, - rootUuid = root.uuid, - - clipObject = typeof clip === 'string' ? - AnimationClip.findByName( root, clip ) : clip, - - clipUuid = clipObject !== null ? clipObject.uuid : clip, - - actionsForClip = this._actionsByClip[ clipUuid ], - prototypeAction = null; - - if ( actionsForClip !== undefined ) { - - var existingAction = - actionsForClip.actionByRoot[ rootUuid ]; - - if ( existingAction !== undefined ) { - - return existingAction; - - } - - // we know the clip, so we don't have to parse all - // the bindings again but can just copy - prototypeAction = actionsForClip.knownActions[ 0 ]; - - // also, take the clip from the prototype action - if ( clipObject === null ) - clipObject = prototypeAction._clip; - - } - - // clip must be known when specified via string - if ( clipObject === null ) return null; - - // allocate all resources required to run it - var newAction = new AnimationAction( this, clipObject, optionalRoot ); - - this._bindAction( newAction, prototypeAction ); - - // and make the action known to the memory manager - this._addInactiveAction( newAction, clipUuid, rootUuid ); - - return newAction; - - }, - - // get an existing action - existingAction: function ( clip, optionalRoot ) { - - var root = optionalRoot || this._root, - rootUuid = root.uuid, - - clipObject = typeof clip === 'string' ? - AnimationClip.findByName( root, clip ) : clip, - - clipUuid = clipObject ? clipObject.uuid : clip, - - actionsForClip = this._actionsByClip[ clipUuid ]; - - if ( actionsForClip !== undefined ) { - - return actionsForClip.actionByRoot[ rootUuid ] || null; - - } - - return null; - - }, - - // deactivates all previously scheduled actions - stopAllAction: function () { - - var actions = this._actions, - nActions = this._nActiveActions, - bindings = this._bindings, - nBindings = this._nActiveBindings; - - this._nActiveActions = 0; - this._nActiveBindings = 0; - - for ( var i = 0; i !== nActions; ++ i ) { - - actions[ i ].reset(); - - } - - for ( var i = 0; i !== nBindings; ++ i ) { - - bindings[ i ].useCount = 0; - - } - - return this; - - }, - - // advance the time and update apply the animation - update: function ( deltaTime ) { - - deltaTime *= this.timeScale; - - var actions = this._actions, - nActions = this._nActiveActions, - - time = this.time += deltaTime, - timeDirection = Math.sign( deltaTime ), - - accuIndex = this._accuIndex ^= 1; - - // run active actions - - for ( var i = 0; i !== nActions; ++ i ) { - - var action = actions[ i ]; - - if ( action.enabled ) { - - action._update( time, deltaTime, timeDirection, accuIndex ); - - } - - } - - // update scene graph - - var bindings = this._bindings, - nBindings = this._nActiveBindings; - - for ( var i = 0; i !== nBindings; ++ i ) { - - bindings[ i ].apply( accuIndex ); - - } - - return this; - - }, - - // return this mixer's root target object - getRoot: function () { - - return this._root; - - }, - - // free all resources specific to a particular clip - uncacheClip: function ( clip ) { - - var actions = this._actions, - clipUuid = clip.uuid, - actionsByClip = this._actionsByClip, - actionsForClip = actionsByClip[ clipUuid ]; - - if ( actionsForClip !== undefined ) { - - // note: just calling _removeInactiveAction would mess up the - // iteration state and also require updating the state we can - // just throw away - - var actionsToRemove = actionsForClip.knownActions; - - for ( var i = 0, n = actionsToRemove.length; i !== n; ++ i ) { - - var action = actionsToRemove[ i ]; - - this._deactivateAction( action ); - - var cacheIndex = action._cacheIndex, - lastInactiveAction = actions[ actions.length - 1 ]; - - action._cacheIndex = null; - action._byClipCacheIndex = null; - - lastInactiveAction._cacheIndex = cacheIndex; - actions[ cacheIndex ] = lastInactiveAction; - actions.pop(); - - this._removeInactiveBindingsForAction( action ); - - } - - delete actionsByClip[ clipUuid ]; - - } - - }, - - // free all resources specific to a particular root target object - uncacheRoot: function ( root ) { - - var rootUuid = root.uuid, - actionsByClip = this._actionsByClip; - - for ( var clipUuid in actionsByClip ) { - - var actionByRoot = actionsByClip[ clipUuid ].actionByRoot, - action = actionByRoot[ rootUuid ]; - - if ( action !== undefined ) { - - this._deactivateAction( action ); - this._removeInactiveAction( action ); - - } - - } - - var bindingsByRoot = this._bindingsByRootAndName, - bindingByName = bindingsByRoot[ rootUuid ]; - - if ( bindingByName !== undefined ) { - - for ( var trackName in bindingByName ) { - - var binding = bindingByName[ trackName ]; - binding.restoreOriginalState(); - this._removeInactiveBinding( binding ); - - } - - } - - }, - - // remove a targeted clip from the cache - uncacheAction: function ( clip, optionalRoot ) { - - var action = this.existingAction( clip, optionalRoot ); - - if ( action !== null ) { - - this._deactivateAction( action ); - this._removeInactiveAction( action ); - - } - - } - - }; - - // Implementation details: - - Object.assign( AnimationMixer.prototype, { - - _bindAction: function ( action, prototypeAction ) { - - var root = action._localRoot || this._root, - tracks = action._clip.tracks, - nTracks = tracks.length, - bindings = action._propertyBindings, - interpolants = action._interpolants, - rootUuid = root.uuid, - bindingsByRoot = this._bindingsByRootAndName, - bindingsByName = bindingsByRoot[ rootUuid ]; - - if ( bindingsByName === undefined ) { - - bindingsByName = {}; - bindingsByRoot[ rootUuid ] = bindingsByName; - - } - - for ( var i = 0; i !== nTracks; ++ i ) { - - var track = tracks[ i ], - trackName = track.name, - binding = bindingsByName[ trackName ]; - - if ( binding !== undefined ) { - - bindings[ i ] = binding; - - } else { - - binding = bindings[ i ]; - - if ( binding !== undefined ) { - - // existing binding, make sure the cache knows - - if ( binding._cacheIndex === null ) { - - ++ binding.referenceCount; - this._addInactiveBinding( binding, rootUuid, trackName ); - - } - - continue; - - } - - var path = prototypeAction && prototypeAction. - _propertyBindings[ i ].binding.parsedPath; - - binding = new PropertyMixer( - PropertyBinding.create( root, trackName, path ), - track.ValueTypeName, track.getValueSize() ); - - ++ binding.referenceCount; - this._addInactiveBinding( binding, rootUuid, trackName ); - - bindings[ i ] = binding; - - } - - interpolants[ i ].resultBuffer = binding.buffer; - - } - - }, - - _activateAction: function ( action ) { - - if ( ! this._isActiveAction( action ) ) { - - if ( action._cacheIndex === null ) { - - // this action has been forgotten by the cache, but the user - // appears to be still using it -> rebind - - var rootUuid = ( action._localRoot || this._root ).uuid, - clipUuid = action._clip.uuid, - actionsForClip = this._actionsByClip[ clipUuid ]; - - this._bindAction( action, - actionsForClip && actionsForClip.knownActions[ 0 ] ); - - this._addInactiveAction( action, clipUuid, rootUuid ); - - } - - var bindings = action._propertyBindings; - - // increment reference counts / sort out state - for ( var i = 0, n = bindings.length; i !== n; ++ i ) { - - var binding = bindings[ i ]; - - if ( binding.useCount ++ === 0 ) { - - this._lendBinding( binding ); - binding.saveOriginalState(); - - } - - } - - this._lendAction( action ); - - } - - }, - - _deactivateAction: function ( action ) { - - if ( this._isActiveAction( action ) ) { - - var bindings = action._propertyBindings; - - // decrement reference counts / sort out state - for ( var i = 0, n = bindings.length; i !== n; ++ i ) { - - var binding = bindings[ i ]; - - if ( -- binding.useCount === 0 ) { - - binding.restoreOriginalState(); - this._takeBackBinding( binding ); - - } - - } - - this._takeBackAction( action ); - - } - - }, - - // Memory manager - - _initMemoryManager: function () { - - this._actions = []; // 'nActiveActions' followed by inactive ones - this._nActiveActions = 0; - - this._actionsByClip = {}; - // inside: - // { - // knownActions: Array< AnimationAction > - used as prototypes - // actionByRoot: AnimationAction - lookup - // } - - - this._bindings = []; // 'nActiveBindings' followed by inactive ones - this._nActiveBindings = 0; - - this._bindingsByRootAndName = {}; // inside: Map< name, PropertyMixer > - - - this._controlInterpolants = []; // same game as above - this._nActiveControlInterpolants = 0; - - var scope = this; - - this.stats = { - - actions: { - get total() { return scope._actions.length; }, - get inUse() { return scope._nActiveActions; } - }, - bindings: { - get total() { return scope._bindings.length; }, - get inUse() { return scope._nActiveBindings; } - }, - controlInterpolants: { - get total() { return scope._controlInterpolants.length; }, - get inUse() { return scope._nActiveControlInterpolants; } - } - - }; - - }, - - // Memory management for AnimationAction objects - - _isActiveAction: function ( action ) { - - var index = action._cacheIndex; - return index !== null && index < this._nActiveActions; - - }, - - _addInactiveAction: function ( action, clipUuid, rootUuid ) { - - var actions = this._actions, - actionsByClip = this._actionsByClip, - actionsForClip = actionsByClip[ clipUuid ]; - - if ( actionsForClip === undefined ) { - - actionsForClip = { - - knownActions: [ action ], - actionByRoot: {} - - }; - - action._byClipCacheIndex = 0; - - actionsByClip[ clipUuid ] = actionsForClip; - - } else { - - var knownActions = actionsForClip.knownActions; - - action._byClipCacheIndex = knownActions.length; - knownActions.push( action ); - - } - - action._cacheIndex = actions.length; - actions.push( action ); - - actionsForClip.actionByRoot[ rootUuid ] = action; - - }, - - _removeInactiveAction: function ( action ) { - - var actions = this._actions, - lastInactiveAction = actions[ actions.length - 1 ], - cacheIndex = action._cacheIndex; - - lastInactiveAction._cacheIndex = cacheIndex; - actions[ cacheIndex ] = lastInactiveAction; - actions.pop(); - - action._cacheIndex = null; - - - var clipUuid = action._clip.uuid, - actionsByClip = this._actionsByClip, - actionsForClip = actionsByClip[ clipUuid ], - knownActionsForClip = actionsForClip.knownActions, - - lastKnownAction = - knownActionsForClip[ knownActionsForClip.length - 1 ], - - byClipCacheIndex = action._byClipCacheIndex; - - lastKnownAction._byClipCacheIndex = byClipCacheIndex; - knownActionsForClip[ byClipCacheIndex ] = lastKnownAction; - knownActionsForClip.pop(); - - action._byClipCacheIndex = null; - - - var actionByRoot = actionsForClip.actionByRoot, - rootUuid = ( actions._localRoot || this._root ).uuid; - - delete actionByRoot[ rootUuid ]; - - if ( knownActionsForClip.length === 0 ) { - - delete actionsByClip[ clipUuid ]; - - } - - this._removeInactiveBindingsForAction( action ); - - }, - - _removeInactiveBindingsForAction: function ( action ) { - - var bindings = action._propertyBindings; - for ( var i = 0, n = bindings.length; i !== n; ++ i ) { - - var binding = bindings[ i ]; - - if ( -- binding.referenceCount === 0 ) { - - this._removeInactiveBinding( binding ); - - } - - } - - }, - - _lendAction: function ( action ) { - - // [ active actions | inactive actions ] - // [ active actions >| inactive actions ] - // s a - // <-swap-> - // a s - - var actions = this._actions, - prevIndex = action._cacheIndex, - - lastActiveIndex = this._nActiveActions ++, - - firstInactiveAction = actions[ lastActiveIndex ]; - - action._cacheIndex = lastActiveIndex; - actions[ lastActiveIndex ] = action; - - firstInactiveAction._cacheIndex = prevIndex; - actions[ prevIndex ] = firstInactiveAction; - - }, - - _takeBackAction: function ( action ) { - - // [ active actions | inactive actions ] - // [ active actions |< inactive actions ] - // a s - // <-swap-> - // s a - - var actions = this._actions, - prevIndex = action._cacheIndex, - - firstInactiveIndex = -- this._nActiveActions, - - lastActiveAction = actions[ firstInactiveIndex ]; - - action._cacheIndex = firstInactiveIndex; - actions[ firstInactiveIndex ] = action; - - lastActiveAction._cacheIndex = prevIndex; - actions[ prevIndex ] = lastActiveAction; - - }, - - // Memory management for PropertyMixer objects - - _addInactiveBinding: function ( binding, rootUuid, trackName ) { - - var bindingsByRoot = this._bindingsByRootAndName, - bindingByName = bindingsByRoot[ rootUuid ], - - bindings = this._bindings; - - if ( bindingByName === undefined ) { - - bindingByName = {}; - bindingsByRoot[ rootUuid ] = bindingByName; - - } - - bindingByName[ trackName ] = binding; - - binding._cacheIndex = bindings.length; - bindings.push( binding ); - - }, - - _removeInactiveBinding: function ( binding ) { - - var bindings = this._bindings, - propBinding = binding.binding, - rootUuid = propBinding.rootNode.uuid, - trackName = propBinding.path, - bindingsByRoot = this._bindingsByRootAndName, - bindingByName = bindingsByRoot[ rootUuid ], - - lastInactiveBinding = bindings[ bindings.length - 1 ], - cacheIndex = binding._cacheIndex; - - lastInactiveBinding._cacheIndex = cacheIndex; - bindings[ cacheIndex ] = lastInactiveBinding; - bindings.pop(); - - delete bindingByName[ trackName ]; - - remove_empty_map: { - - for ( var _ in bindingByName ) break remove_empty_map; - - delete bindingsByRoot[ rootUuid ]; - - } - - }, - - _lendBinding: function ( binding ) { - - var bindings = this._bindings, - prevIndex = binding._cacheIndex, - - lastActiveIndex = this._nActiveBindings ++, - - firstInactiveBinding = bindings[ lastActiveIndex ]; - - binding._cacheIndex = lastActiveIndex; - bindings[ lastActiveIndex ] = binding; - - firstInactiveBinding._cacheIndex = prevIndex; - bindings[ prevIndex ] = firstInactiveBinding; - - }, - - _takeBackBinding: function ( binding ) { - - var bindings = this._bindings, - prevIndex = binding._cacheIndex, - - firstInactiveIndex = -- this._nActiveBindings, - - lastActiveBinding = bindings[ firstInactiveIndex ]; - - binding._cacheIndex = firstInactiveIndex; - bindings[ firstInactiveIndex ] = binding; - - lastActiveBinding._cacheIndex = prevIndex; - bindings[ prevIndex ] = lastActiveBinding; - - }, - - - // Memory management of Interpolants for weight and time scale - - _lendControlInterpolant: function () { - - var interpolants = this._controlInterpolants, - lastActiveIndex = this._nActiveControlInterpolants ++, - interpolant = interpolants[ lastActiveIndex ]; - - if ( interpolant === undefined ) { - - interpolant = new LinearInterpolant( - new Float32Array( 2 ), new Float32Array( 2 ), - 1, this._controlInterpolantsResultBuffer ); - - interpolant.__cacheIndex = lastActiveIndex; - interpolants[ lastActiveIndex ] = interpolant; - - } - - return interpolant; - - }, - - _takeBackControlInterpolant: function ( interpolant ) { - - var interpolants = this._controlInterpolants, - prevIndex = interpolant.__cacheIndex, - - firstInactiveIndex = -- this._nActiveControlInterpolants, - - lastActiveInterpolant = interpolants[ firstInactiveIndex ]; - - interpolant.__cacheIndex = firstInactiveIndex; - interpolants[ firstInactiveIndex ] = interpolant; - - lastActiveInterpolant.__cacheIndex = prevIndex; - interpolants[ prevIndex ] = lastActiveInterpolant; - - }, - - _controlInterpolantsResultBuffer: new Float32Array( 1 ) - - } ); - - Object.assign( AnimationMixer.prototype, EventDispatcher.prototype ); - - /** - * @author mrdoob / http://mrdoob.com/ - */ - - function Uniform( value ) { - - if ( typeof value === 'string' ) { - - console.warn( 'THREE.Uniform: Type parameter is no longer needed.' ); - value = arguments[ 1 ]; - - } - - this.value = value; - - } - - Uniform.prototype.clone = function () { - - return new Uniform( this.value.clone === undefined ? this.value : this.value.clone() ); - - }; - - /** - * @author benaadams / https://twitter.com/ben_a_adams - */ - - function InstancedBufferGeometry() { - - BufferGeometry.call( this ); - - this.type = 'InstancedBufferGeometry'; - this.maxInstancedCount = undefined; - - } - - InstancedBufferGeometry.prototype = Object.create( BufferGeometry.prototype ); - InstancedBufferGeometry.prototype.constructor = InstancedBufferGeometry; - - InstancedBufferGeometry.prototype.isInstancedBufferGeometry = true; - - InstancedBufferGeometry.prototype.addGroup = function ( start, count, materialIndex ) { - - this.groups.push( { - - start: start, - count: count, - materialIndex: materialIndex - - } ); - - }; - - InstancedBufferGeometry.prototype.copy = function ( source ) { - - var index = source.index; - - if ( index !== null ) { - - this.setIndex( index.clone() ); - - } - - var attributes = source.attributes; - - for ( var name in attributes ) { - - var attribute = attributes[ name ]; - this.addAttribute( name, attribute.clone() ); - - } - - var groups = source.groups; - - for ( var i = 0, l = groups.length; i < l; i ++ ) { - - var group = groups[ i ]; - this.addGroup( group.start, group.count, group.materialIndex ); - - } - - return this; - - }; - - /** - * @author benaadams / https://twitter.com/ben_a_adams - */ - - function InterleavedBufferAttribute( interleavedBuffer, itemSize, offset, normalized ) { - - this.uuid = _Math.generateUUID(); - - this.data = interleavedBuffer; - this.itemSize = itemSize; - this.offset = offset; - - this.normalized = normalized === true; - - } - - - InterleavedBufferAttribute.prototype = { - - constructor: InterleavedBufferAttribute, - - isInterleavedBufferAttribute: true, - - get count() { - - return this.data.count; - - }, - - get array() { - - return this.data.array; - - }, - - setX: function ( index, x ) { - - this.data.array[ index * this.data.stride + this.offset ] = x; - - return this; - - }, - - setY: function ( index, y ) { - - this.data.array[ index * this.data.stride + this.offset + 1 ] = y; - - return this; - - }, - - setZ: function ( index, z ) { - - this.data.array[ index * this.data.stride + this.offset + 2 ] = z; - - return this; - - }, - - setW: function ( index, w ) { - - this.data.array[ index * this.data.stride + this.offset + 3 ] = w; - - return this; - - }, - - getX: function ( index ) { - - return this.data.array[ index * this.data.stride + this.offset ]; - - }, - - getY: function ( index ) { - - return this.data.array[ index * this.data.stride + this.offset + 1 ]; - - }, - - getZ: function ( index ) { - - return this.data.array[ index * this.data.stride + this.offset + 2 ]; - - }, - - getW: function ( index ) { - - return this.data.array[ index * this.data.stride + this.offset + 3 ]; - - }, - - setXY: function ( index, x, y ) { - - index = index * this.data.stride + this.offset; - - this.data.array[ index + 0 ] = x; - this.data.array[ index + 1 ] = y; - - return this; - - }, - - setXYZ: function ( index, x, y, z ) { - - index = index * this.data.stride + this.offset; - - this.data.array[ index + 0 ] = x; - this.data.array[ index + 1 ] = y; - this.data.array[ index + 2 ] = z; - - return this; - - }, - - setXYZW: function ( index, x, y, z, w ) { - - index = index * this.data.stride + this.offset; - - this.data.array[ index + 0 ] = x; - this.data.array[ index + 1 ] = y; - this.data.array[ index + 2 ] = z; - this.data.array[ index + 3 ] = w; - - return this; - - } - - }; - - /** - * @author benaadams / https://twitter.com/ben_a_adams - */ - - function InterleavedBuffer( array, stride ) { - - this.uuid = _Math.generateUUID(); - - this.array = array; - this.stride = stride; - this.count = array !== undefined ? array.length / stride : 0; - - this.dynamic = false; - this.updateRange = { offset: 0, count: - 1 }; - - this.onUploadCallback = function () {}; - - this.version = 0; - - } - - InterleavedBuffer.prototype = { - - constructor: InterleavedBuffer, - - isInterleavedBuffer: true, - - set needsUpdate( value ) { - - if ( value === true ) this.version ++; - - }, - - setArray: function ( array ) { - - if ( Array.isArray( array ) ) { - - throw new TypeError( 'THREE.BufferAttribute: array should be a Typed Array.' ); - - } - - this.count = array !== undefined ? array.length / this.stride : 0; - this.array = array; - - }, - - setDynamic: function ( value ) { - - this.dynamic = value; - - return this; - - }, - - copy: function ( source ) { - - this.array = new source.array.constructor( source.array ); - this.count = source.count; - this.stride = source.stride; - this.dynamic = source.dynamic; - - return this; - - }, - - copyAt: function ( index1, attribute, index2 ) { - - index1 *= this.stride; - index2 *= attribute.stride; - - for ( var i = 0, l = this.stride; i < l; i ++ ) { - - this.array[ index1 + i ] = attribute.array[ index2 + i ]; - - } - - return this; - - }, - - set: function ( value, offset ) { - - if ( offset === undefined ) offset = 0; - - this.array.set( value, offset ); - - return this; - - }, - - clone: function () { - - return new this.constructor().copy( this ); - - }, - - onUpload: function ( callback ) { - - this.onUploadCallback = callback; - - return this; - - } - - }; - - /** - * @author benaadams / https://twitter.com/ben_a_adams - */ - - function InstancedInterleavedBuffer( array, stride, meshPerAttribute ) { - - InterleavedBuffer.call( this, array, stride ); - - this.meshPerAttribute = meshPerAttribute || 1; - - } - - InstancedInterleavedBuffer.prototype = Object.create( InterleavedBuffer.prototype ); - InstancedInterleavedBuffer.prototype.constructor = InstancedInterleavedBuffer; - - InstancedInterleavedBuffer.prototype.isInstancedInterleavedBuffer = true; - - InstancedInterleavedBuffer.prototype.copy = function ( source ) { - - InterleavedBuffer.prototype.copy.call( this, source ); - - this.meshPerAttribute = source.meshPerAttribute; - - return this; - - }; - - /** - * @author benaadams / https://twitter.com/ben_a_adams - */ - - function InstancedBufferAttribute( array, itemSize, meshPerAttribute ) { - - BufferAttribute.call( this, array, itemSize ); - - this.meshPerAttribute = meshPerAttribute || 1; - - } - - InstancedBufferAttribute.prototype = Object.create( BufferAttribute.prototype ); - InstancedBufferAttribute.prototype.constructor = InstancedBufferAttribute; - - InstancedBufferAttribute.prototype.isInstancedBufferAttribute = true; - - InstancedBufferAttribute.prototype.copy = function ( source ) { - - BufferAttribute.prototype.copy.call( this, source ); - - this.meshPerAttribute = source.meshPerAttribute; - - return this; - - }; - - /** - * @author mrdoob / http://mrdoob.com/ - * @author bhouston / http://clara.io/ - * @author stephomi / http://stephaneginier.com/ - */ - - function Raycaster( origin, direction, near, far ) { - - this.ray = new Ray( origin, direction ); - // direction is assumed to be normalized (for accurate distance calculations) - - this.near = near || 0; - this.far = far || Infinity; - - this.params = { - Mesh: {}, - Line: {}, - LOD: {}, - Points: { threshold: 1 }, - Sprite: {} - }; - - Object.defineProperties( this.params, { - PointCloud: { - get: function () { - console.warn( 'THREE.Raycaster: params.PointCloud has been renamed to params.Points.' ); - return this.Points; - } - } - } ); - - } - - function ascSort( a, b ) { - - return a.distance - b.distance; - - } - - function intersectObject( object, raycaster, intersects, recursive ) { - - if ( object.visible === false ) return; - - object.raycast( raycaster, intersects ); - - if ( recursive === true ) { - - var children = object.children; - - for ( var i = 0, l = children.length; i < l; i ++ ) { - - intersectObject( children[ i ], raycaster, intersects, true ); - - } - - } - - } - - // - - Raycaster.prototype = { - - constructor: Raycaster, - - linePrecision: 1, - - set: function ( origin, direction ) { - - // direction is assumed to be normalized (for accurate distance calculations) - - this.ray.set( origin, direction ); - - }, - - setFromCamera: function ( coords, camera ) { - - if ( (camera && camera.isPerspectiveCamera) ) { - - this.ray.origin.setFromMatrixPosition( camera.matrixWorld ); - this.ray.direction.set( coords.x, coords.y, 0.5 ).unproject( camera ).sub( this.ray.origin ).normalize(); - - } else if ( (camera && camera.isOrthographicCamera) ) { - - this.ray.origin.set( coords.x, coords.y, ( camera.near + camera.far ) / ( camera.near - camera.far ) ).unproject( camera ); // set origin in plane of camera - this.ray.direction.set( 0, 0, - 1 ).transformDirection( camera.matrixWorld ); - - } else { - - console.error( 'THREE.Raycaster: Unsupported camera type.' ); - - } - - }, - - intersectObject: function ( object, recursive ) { - - var intersects = []; - - intersectObject( object, this, intersects, recursive ); - - intersects.sort( ascSort ); - - return intersects; - - }, - - intersectObjects: function ( objects, recursive ) { - - var intersects = []; - - if ( Array.isArray( objects ) === false ) { - - console.warn( 'THREE.Raycaster.intersectObjects: objects is not an Array.' ); - return intersects; - - } - - for ( var i = 0, l = objects.length; i < l; i ++ ) { - - intersectObject( objects[ i ], this, intersects, recursive ); - - } - - intersects.sort( ascSort ); - - return intersects; - - } - - }; - - /** - * @author alteredq / http://alteredqualia.com/ - */ - - function Clock( autoStart ) { - - this.autoStart = ( autoStart !== undefined ) ? autoStart : true; - - this.startTime = 0; - this.oldTime = 0; - this.elapsedTime = 0; - - this.running = false; - - } - - Clock.prototype = { - - constructor: Clock, - - start: function () { - - this.startTime = ( performance || Date ).now(); - - this.oldTime = this.startTime; - this.elapsedTime = 0; - this.running = true; - - }, - - stop: function () { - - this.getElapsedTime(); - this.running = false; - - }, - - getElapsedTime: function () { - - this.getDelta(); - return this.elapsedTime; - - }, - - getDelta: function () { - - var diff = 0; - - if ( this.autoStart && ! this.running ) { - - this.start(); - - } - - if ( this.running ) { - - var newTime = ( performance || Date ).now(); - - diff = ( newTime - this.oldTime ) / 1000; - this.oldTime = newTime; - - this.elapsedTime += diff; - - } - - return diff; - - } - - }; - - /** - * @author bhouston / http://clara.io - * @author WestLangley / http://github.com/WestLangley - * - * Ref: https://en.wikipedia.org/wiki/Spherical_coordinate_system - * - * The poles (phi) are at the positive and negative y axis. - * The equator starts at positive z. - */ - - function Spherical( radius, phi, theta ) { - - this.radius = ( radius !== undefined ) ? radius : 1.0; - this.phi = ( phi !== undefined ) ? phi : 0; // up / down towards top and bottom pole - this.theta = ( theta !== undefined ) ? theta : 0; // around the equator of the sphere - - return this; - - } - - Spherical.prototype = { - - constructor: Spherical, - - set: function ( radius, phi, theta ) { - - this.radius = radius; - this.phi = phi; - this.theta = theta; - - return this; - - }, - - clone: function () { - - return new this.constructor().copy( this ); - - }, - - copy: function ( other ) { - - this.radius = other.radius; - this.phi = other.phi; - this.theta = other.theta; - - return this; - - }, - - // restrict phi to be betwee EPS and PI-EPS - makeSafe: function() { - - var EPS = 0.000001; - this.phi = Math.max( EPS, Math.min( Math.PI - EPS, this.phi ) ); - - return this; - - }, - - setFromVector3: function( vec3 ) { - - this.radius = vec3.length(); - - if ( this.radius === 0 ) { - - this.theta = 0; - this.phi = 0; - - } else { - - this.theta = Math.atan2( vec3.x, vec3.z ); // equator angle around y-up axis - this.phi = Math.acos( _Math.clamp( vec3.y / this.radius, - 1, 1 ) ); // polar angle - - } - - return this; - - } - - }; - - /** - * @author Mugen87 / https://github.com/Mugen87 - * - * Ref: https://en.wikipedia.org/wiki/Cylindrical_coordinate_system - * - */ - - function Cylindrical( radius, theta, y ) { - - this.radius = ( radius !== undefined ) ? radius : 1.0; // distance from the origin to a point in the x-z plane - this.theta = ( theta !== undefined ) ? theta : 0; // counterclockwise angle in the x-z plane measured in radians from the positive z-axis - this.y = ( y !== undefined ) ? y : 0; // height above the x-z plane - - return this; - - } - - Cylindrical.prototype = { - - constructor: Cylindrical, - - set: function ( radius, theta, y ) { - - this.radius = radius; - this.theta = theta; - this.y = y; - - return this; - - }, - - clone: function () { - - return new this.constructor().copy( this ); - - }, - - copy: function ( other ) { - - this.radius = other.radius; - this.theta = other.theta; - this.y = other.y; - - return this; - - }, - - setFromVector3: function( vec3 ) { - - this.radius = Math.sqrt( vec3.x * vec3.x + vec3.z * vec3.z ); - this.theta = Math.atan2( vec3.x, vec3.z ); - this.y = vec3.y; - - return this; - - } - - }; - - /** - * @author alteredq / http://alteredqualia.com/ - */ - - function MorphBlendMesh( geometry, material ) { - - Mesh.call( this, geometry, material ); - - this.animationsMap = {}; - this.animationsList = []; - - // prepare default animation - // (all frames played together in 1 second) - - var numFrames = this.geometry.morphTargets.length; - - var name = "__default"; - - var startFrame = 0; - var endFrame = numFrames - 1; - - var fps = numFrames / 1; - - this.createAnimation( name, startFrame, endFrame, fps ); - this.setAnimationWeight( name, 1 ); - - } - - MorphBlendMesh.prototype = Object.create( Mesh.prototype ); - MorphBlendMesh.prototype.constructor = MorphBlendMesh; - - MorphBlendMesh.prototype.createAnimation = function ( name, start, end, fps ) { - - var animation = { - - start: start, - end: end, - - length: end - start + 1, - - fps: fps, - duration: ( end - start ) / fps, - - lastFrame: 0, - currentFrame: 0, - - active: false, - - time: 0, - direction: 1, - weight: 1, - - directionBackwards: false, - mirroredLoop: false - - }; - - this.animationsMap[ name ] = animation; - this.animationsList.push( animation ); - - }; - - MorphBlendMesh.prototype.autoCreateAnimations = function ( fps ) { - - var pattern = /([a-z]+)_?(\d+)/i; - - var firstAnimation, frameRanges = {}; - - var geometry = this.geometry; - - for ( var i = 0, il = geometry.morphTargets.length; i < il; i ++ ) { - - var morph = geometry.morphTargets[ i ]; - var chunks = morph.name.match( pattern ); - - if ( chunks && chunks.length > 1 ) { - - var name = chunks[ 1 ]; - - if ( ! frameRanges[ name ] ) frameRanges[ name ] = { start: Infinity, end: - Infinity }; - - var range = frameRanges[ name ]; - - if ( i < range.start ) range.start = i; - if ( i > range.end ) range.end = i; - - if ( ! firstAnimation ) firstAnimation = name; - - } - - } - - for ( var name in frameRanges ) { - - var range = frameRanges[ name ]; - this.createAnimation( name, range.start, range.end, fps ); - - } - - this.firstAnimation = firstAnimation; - - }; - - MorphBlendMesh.prototype.setAnimationDirectionForward = function ( name ) { - - var animation = this.animationsMap[ name ]; - - if ( animation ) { - - animation.direction = 1; - animation.directionBackwards = false; - - } - - }; - - MorphBlendMesh.prototype.setAnimationDirectionBackward = function ( name ) { - - var animation = this.animationsMap[ name ]; - - if ( animation ) { - - animation.direction = - 1; - animation.directionBackwards = true; - - } - - }; - - MorphBlendMesh.prototype.setAnimationFPS = function ( name, fps ) { - - var animation = this.animationsMap[ name ]; - - if ( animation ) { - - animation.fps = fps; - animation.duration = ( animation.end - animation.start ) / animation.fps; - - } - - }; - - MorphBlendMesh.prototype.setAnimationDuration = function ( name, duration ) { - - var animation = this.animationsMap[ name ]; - - if ( animation ) { - - animation.duration = duration; - animation.fps = ( animation.end - animation.start ) / animation.duration; - - } - - }; - - MorphBlendMesh.prototype.setAnimationWeight = function ( name, weight ) { - - var animation = this.animationsMap[ name ]; - - if ( animation ) { - - animation.weight = weight; - - } - - }; - - MorphBlendMesh.prototype.setAnimationTime = function ( name, time ) { - - var animation = this.animationsMap[ name ]; - - if ( animation ) { - - animation.time = time; - - } - - }; - - MorphBlendMesh.prototype.getAnimationTime = function ( name ) { - - var time = 0; - - var animation = this.animationsMap[ name ]; - - if ( animation ) { - - time = animation.time; - - } - - return time; - - }; - - MorphBlendMesh.prototype.getAnimationDuration = function ( name ) { - - var duration = - 1; - - var animation = this.animationsMap[ name ]; - - if ( animation ) { - - duration = animation.duration; - - } - - return duration; - - }; - - MorphBlendMesh.prototype.playAnimation = function ( name ) { - - var animation = this.animationsMap[ name ]; - - if ( animation ) { - - animation.time = 0; - animation.active = true; - - } else { - - console.warn( "THREE.MorphBlendMesh: animation[" + name + "] undefined in .playAnimation()" ); - - } - - }; - - MorphBlendMesh.prototype.stopAnimation = function ( name ) { - - var animation = this.animationsMap[ name ]; - - if ( animation ) { - - animation.active = false; - - } - - }; - - MorphBlendMesh.prototype.update = function ( delta ) { - - for ( var i = 0, il = this.animationsList.length; i < il; i ++ ) { - - var animation = this.animationsList[ i ]; - - if ( ! animation.active ) continue; - - var frameTime = animation.duration / animation.length; - - animation.time += animation.direction * delta; - - if ( animation.mirroredLoop ) { - - if ( animation.time > animation.duration || animation.time < 0 ) { - - animation.direction *= - 1; - - if ( animation.time > animation.duration ) { - - animation.time = animation.duration; - animation.directionBackwards = true; - - } - - if ( animation.time < 0 ) { - - animation.time = 0; - animation.directionBackwards = false; - - } - - } - - } else { - - animation.time = animation.time % animation.duration; - - if ( animation.time < 0 ) animation.time += animation.duration; - - } - - var keyframe = animation.start + _Math.clamp( Math.floor( animation.time / frameTime ), 0, animation.length - 1 ); - var weight = animation.weight; - - if ( keyframe !== animation.currentFrame ) { - - this.morphTargetInfluences[ animation.lastFrame ] = 0; - this.morphTargetInfluences[ animation.currentFrame ] = 1 * weight; - - this.morphTargetInfluences[ keyframe ] = 0; - - animation.lastFrame = animation.currentFrame; - animation.currentFrame = keyframe; - - } - - var mix = ( animation.time % frameTime ) / frameTime; - - if ( animation.directionBackwards ) mix = 1 - mix; - - if ( animation.currentFrame !== animation.lastFrame ) { - - this.morphTargetInfluences[ animation.currentFrame ] = mix * weight; - this.morphTargetInfluences[ animation.lastFrame ] = ( 1 - mix ) * weight; - - } else { - - this.morphTargetInfluences[ animation.currentFrame ] = weight; - - } - - } - - }; - - /** - * @author alteredq / http://alteredqualia.com/ - */ - - function ImmediateRenderObject( material ) { - - Object3D.call( this ); - - this.material = material; - this.render = function ( renderCallback ) {}; - - } - - ImmediateRenderObject.prototype = Object.create( Object3D.prototype ); - ImmediateRenderObject.prototype.constructor = ImmediateRenderObject; - - ImmediateRenderObject.prototype.isImmediateRenderObject = true; - - /** - * @author mrdoob / http://mrdoob.com/ - * @author WestLangley / http://github.com/WestLangley - */ - - function VertexNormalsHelper( object, size, hex, linewidth ) { - - this.object = object; - - this.size = ( size !== undefined ) ? size : 1; - - var color = ( hex !== undefined ) ? hex : 0xff0000; - - var width = ( linewidth !== undefined ) ? linewidth : 1; - - // - - var nNormals = 0; - - var objGeometry = this.object.geometry; - - if ( objGeometry && objGeometry.isGeometry ) { - - nNormals = objGeometry.faces.length * 3; - - } else if ( objGeometry && objGeometry.isBufferGeometry ) { - - nNormals = objGeometry.attributes.normal.count; - - } - - // - - var geometry = new BufferGeometry(); - - var positions = new Float32BufferAttribute( nNormals * 2 * 3, 3 ); - - geometry.addAttribute( 'position', positions ); - - LineSegments.call( this, geometry, new LineBasicMaterial( { color: color, linewidth: width } ) ); - - // - - this.matrixAutoUpdate = false; - - this.update(); - - } - - VertexNormalsHelper.prototype = Object.create( LineSegments.prototype ); - VertexNormalsHelper.prototype.constructor = VertexNormalsHelper; - - VertexNormalsHelper.prototype.update = ( function () { - - var v1 = new Vector3(); - var v2 = new Vector3(); - var normalMatrix = new Matrix3(); - - return function update() { - - var keys = [ 'a', 'b', 'c' ]; - - this.object.updateMatrixWorld( true ); - - normalMatrix.getNormalMatrix( this.object.matrixWorld ); - - var matrixWorld = this.object.matrixWorld; - - var position = this.geometry.attributes.position; - - // - - var objGeometry = this.object.geometry; - - if ( objGeometry && objGeometry.isGeometry ) { - - var vertices = objGeometry.vertices; - - var faces = objGeometry.faces; - - var idx = 0; - - for ( var i = 0, l = faces.length; i < l; i ++ ) { - - var face = faces[ i ]; - - for ( var j = 0, jl = face.vertexNormals.length; j < jl; j ++ ) { - - var vertex = vertices[ face[ keys[ j ] ] ]; - - var normal = face.vertexNormals[ j ]; - - v1.copy( vertex ).applyMatrix4( matrixWorld ); - - v2.copy( normal ).applyMatrix3( normalMatrix ).normalize().multiplyScalar( this.size ).add( v1 ); - - position.setXYZ( idx, v1.x, v1.y, v1.z ); - - idx = idx + 1; - - position.setXYZ( idx, v2.x, v2.y, v2.z ); - - idx = idx + 1; - - } - - } - - } else if ( objGeometry && objGeometry.isBufferGeometry ) { - - var objPos = objGeometry.attributes.position; - - var objNorm = objGeometry.attributes.normal; - - var idx = 0; - - // for simplicity, ignore index and drawcalls, and render every normal - - for ( var j = 0, jl = objPos.count; j < jl; j ++ ) { - - v1.set( objPos.getX( j ), objPos.getY( j ), objPos.getZ( j ) ).applyMatrix4( matrixWorld ); - - v2.set( objNorm.getX( j ), objNorm.getY( j ), objNorm.getZ( j ) ); - - v2.applyMatrix3( normalMatrix ).normalize().multiplyScalar( this.size ).add( v1 ); - - position.setXYZ( idx, v1.x, v1.y, v1.z ); - - idx = idx + 1; - - position.setXYZ( idx, v2.x, v2.y, v2.z ); - - idx = idx + 1; - - } - - } - - position.needsUpdate = true; - - return this; - - }; - - }() ); - - /** - * @author alteredq / http://alteredqualia.com/ - * @author mrdoob / http://mrdoob.com/ - * @author WestLangley / http://github.com/WestLangley - */ - - function SpotLightHelper( light ) { - - Object3D.call( this ); - - this.light = light; - this.light.updateMatrixWorld(); - - this.matrix = light.matrixWorld; - this.matrixAutoUpdate = false; - - var geometry = new BufferGeometry(); - - var positions = [ - 0, 0, 0, 0, 0, 1, - 0, 0, 0, 1, 0, 1, - 0, 0, 0, - 1, 0, 1, - 0, 0, 0, 0, 1, 1, - 0, 0, 0, 0, - 1, 1 - ]; - - for ( var i = 0, j = 1, l = 32; i < l; i ++, j ++ ) { - - var p1 = ( i / l ) * Math.PI * 2; - var p2 = ( j / l ) * Math.PI * 2; - - positions.push( - Math.cos( p1 ), Math.sin( p1 ), 1, - Math.cos( p2 ), Math.sin( p2 ), 1 - ); - - } - - geometry.addAttribute( 'position', new Float32BufferAttribute( positions, 3 ) ); - - var material = new LineBasicMaterial( { fog: false } ); - - this.cone = new LineSegments( geometry, material ); - this.add( this.cone ); - - this.update(); - - } - - SpotLightHelper.prototype = Object.create( Object3D.prototype ); - SpotLightHelper.prototype.constructor = SpotLightHelper; - - SpotLightHelper.prototype.dispose = function () { - - this.cone.geometry.dispose(); - this.cone.material.dispose(); - - }; - - SpotLightHelper.prototype.update = function () { - - var vector = new Vector3(); - var vector2 = new Vector3(); - - return function update() { - - var coneLength = this.light.distance ? this.light.distance : 1000; - var coneWidth = coneLength * Math.tan( this.light.angle ); - - this.cone.scale.set( coneWidth, coneWidth, coneLength ); - - vector.setFromMatrixPosition( this.light.matrixWorld ); - vector2.setFromMatrixPosition( this.light.target.matrixWorld ); - - this.cone.lookAt( vector2.sub( vector ) ); - - this.cone.material.color.copy( this.light.color ).multiplyScalar( this.light.intensity ); - - }; - - }(); - - /** - * @author Sean Griffin / http://twitter.com/sgrif - * @author Michael Guerrero / http://realitymeltdown.com - * @author mrdoob / http://mrdoob.com/ - * @author ikerr / http://verold.com - * @author Mugen87 / https://github.com/Mugen87 - */ - - function SkeletonHelper( object ) { - - this.bones = this.getBoneList( object ); - - var geometry = new BufferGeometry(); - - var vertices = []; - var colors = []; - - var color1 = new Color( 0, 0, 1 ); - var color2 = new Color( 0, 1, 0 ); - - for ( var i = 0; i < this.bones.length; i ++ ) { - - var bone = this.bones[ i ]; - - if ( bone.parent && bone.parent.isBone ) { - - vertices.push( 0, 0, 0 ); - vertices.push( 0, 0, 0 ); - colors.push( color1.r, color1.g, color1.b ); - colors.push( color2.r, color2.g, color2.b ); - - } - - } - - geometry.addAttribute( 'position', new Float32BufferAttribute( vertices, 3 ) ); - geometry.addAttribute( 'color', new Float32BufferAttribute( colors, 3 ) ); - - var material = new LineBasicMaterial( { vertexColors: VertexColors, depthTest: false, depthWrite: false, transparent: true } ); - - LineSegments.call( this, geometry, material ); - - this.root = object; - - this.matrix = object.matrixWorld; - this.matrixAutoUpdate = false; - - this.update(); - - } - - - SkeletonHelper.prototype = Object.create( LineSegments.prototype ); - SkeletonHelper.prototype.constructor = SkeletonHelper; - - SkeletonHelper.prototype.getBoneList = function( object ) { - - var boneList = []; - - if ( object && object.isBone ) { - - boneList.push( object ); - - } - - for ( var i = 0; i < object.children.length; i ++ ) { - - boneList.push.apply( boneList, this.getBoneList( object.children[ i ] ) ); - - } - - return boneList; - - }; - - SkeletonHelper.prototype.update = function () { - - var vector = new Vector3(); - - var boneMatrix = new Matrix4(); - var matrixWorldInv = new Matrix4(); - - return function update() { - - var geometry = this.geometry; - var position = geometry.getAttribute( 'position' ); - - matrixWorldInv.getInverse( this.root.matrixWorld ); - - for ( var i = 0, j = 0; i < this.bones.length; i ++ ) { - - var bone = this.bones[ i ]; - - if ( bone.parent && bone.parent.isBone ) { - - boneMatrix.multiplyMatrices( matrixWorldInv, bone.matrixWorld ); - vector.setFromMatrixPosition( boneMatrix ); - position.setXYZ( j, vector.x, vector.y, vector.z ); - - boneMatrix.multiplyMatrices( matrixWorldInv, bone.parent.matrixWorld ); - vector.setFromMatrixPosition( boneMatrix ); - position.setXYZ( j + 1, vector.x, vector.y, vector.z ); - - j += 2; - - } - - } - - geometry.getAttribute( 'position' ).needsUpdate = true; - - }; - - }(); - - /** - * @author alteredq / http://alteredqualia.com/ - * @author mrdoob / http://mrdoob.com/ - */ - - function PointLightHelper( light, sphereSize ) { - - this.light = light; - this.light.updateMatrixWorld(); - - var geometry = new SphereBufferGeometry( sphereSize, 4, 2 ); - var material = new MeshBasicMaterial( { wireframe: true, fog: false } ); - material.color.copy( this.light.color ).multiplyScalar( this.light.intensity ); - - Mesh.call( this, geometry, material ); - - this.matrix = this.light.matrixWorld; - this.matrixAutoUpdate = false; - - /* - var distanceGeometry = new THREE.IcosahedronGeometry( 1, 2 ); - var distanceMaterial = new THREE.MeshBasicMaterial( { color: hexColor, fog: false, wireframe: true, opacity: 0.1, transparent: true } ); - - this.lightSphere = new THREE.Mesh( bulbGeometry, bulbMaterial ); - this.lightDistance = new THREE.Mesh( distanceGeometry, distanceMaterial ); - - var d = light.distance; - - if ( d === 0.0 ) { - - this.lightDistance.visible = false; - - } else { - - this.lightDistance.scale.set( d, d, d ); - - } - - this.add( this.lightDistance ); - */ - - } - - PointLightHelper.prototype = Object.create( Mesh.prototype ); - PointLightHelper.prototype.constructor = PointLightHelper; - - PointLightHelper.prototype.dispose = function () { - - this.geometry.dispose(); - this.material.dispose(); - - }; - - PointLightHelper.prototype.update = function () { - - this.material.color.copy( this.light.color ).multiplyScalar( this.light.intensity ); - - /* - var d = this.light.distance; - - if ( d === 0.0 ) { - - this.lightDistance.visible = false; - - } else { - - this.lightDistance.visible = true; - this.lightDistance.scale.set( d, d, d ); - - } - */ - - }; - - /** - * @author abelnation / http://github.com/abelnation - * @author Mugen87 / http://github.com/Mugen87 - */ - - function RectAreaLightHelper( light ) { - - Object3D.call( this ); - - this.light = light; - this.light.updateMatrixWorld(); - - var materialFront = new MeshBasicMaterial( { - color: light.color, - fog: false - } ); - - var materialBack = new MeshBasicMaterial( { - color: light.color, - fog: false, - wireframe: true - } ); - - var geometry = new BufferGeometry(); - - geometry.addAttribute( 'position', new BufferAttribute( new Float32Array( 6 * 3 ), 3 ) ); - - // shows the "front" of the light, e.g. where light comes from - - this.add( new Mesh( geometry, materialFront ) ); - - // shows the "back" of the light, which does not emit light - - this.add( new Mesh( geometry, materialBack ) ); - - this.update(); - - } - - RectAreaLightHelper.prototype = Object.create( Object3D.prototype ); - RectAreaLightHelper.prototype.constructor = RectAreaLightHelper; - - RectAreaLightHelper.prototype.dispose = function () { - - this.children[ 0 ].geometry.dispose(); - this.children[ 0 ].material.dispose(); - this.children[ 1 ].geometry.dispose(); - this.children[ 1 ].material.dispose(); - - }; - - RectAreaLightHelper.prototype.update = function () { - - var vector1 = new Vector3(); - var vector2 = new Vector3(); - - return function update() { - - var mesh1 = this.children[ 0 ]; - var mesh2 = this.children[ 1 ]; - - if ( this.light.target ) { - - vector1.setFromMatrixPosition( this.light.matrixWorld ); - vector2.setFromMatrixPosition( this.light.target.matrixWorld ); - - var lookVec = vector2.clone().sub( vector1 ); - mesh1.lookAt( lookVec ); - mesh2.lookAt( lookVec ); - - } - - // update materials - - mesh1.material.color.copy( this.light.color ).multiplyScalar( this.light.intensity ); - mesh2.material.color.copy( this.light.color ).multiplyScalar( this.light.intensity ); - - // calculate new dimensions of the helper - - var hx = this.light.width * 0.5; - var hy = this.light.height * 0.5; - - // because the buffer attribute is shared over both geometries, we only have to update once - - var position = mesh1.geometry.getAttribute( 'position' ); - var array = position.array; - - // first face - - array[ 0 ] = hx; array[ 1 ] = - hy; array[ 2 ] = 0; - array[ 3 ] = hx; array[ 4 ] = hy; array[ 5 ] = 0; - array[ 6 ] = - hx; array[ 7 ] = hy; array[ 8 ] = 0; - - // second face - - array[ 9 ] = - hx; array[ 10 ] = hy; array[ 11 ] = 0; - array[ 12 ] = - hx; array[ 13 ] = - hy; array[ 14 ] = 0; - array[ 15 ] = hx; array[ 16 ] = - hy; array[ 17 ] = 0; - - position.needsUpdate = true; - - }; - - }(); - - /** - * @author alteredq / http://alteredqualia.com/ - * @author mrdoob / http://mrdoob.com/ - * @author Mugen87 / https://github.com/Mugen87 - */ - - function HemisphereLightHelper( light, size ) { - - Object3D.call( this ); - - this.light = light; - this.light.updateMatrixWorld(); - - this.matrix = light.matrixWorld; - this.matrixAutoUpdate = false; - - var geometry = new OctahedronBufferGeometry( size ); - geometry.rotateY( Math.PI * 0.5 ); - - var material = new MeshBasicMaterial( { vertexColors: VertexColors, wireframe: true } ); - - var position = geometry.getAttribute( 'position' ); - var colors = new Float32Array( position.count * 3 ); - - geometry.addAttribute( 'color', new BufferAttribute( colors, 3 ) ); - - this.add( new Mesh( geometry, material ) ); - - this.update(); - - } - - HemisphereLightHelper.prototype = Object.create( Object3D.prototype ); - HemisphereLightHelper.prototype.constructor = HemisphereLightHelper; - - HemisphereLightHelper.prototype.dispose = function () { - - this.children[ 0 ].geometry.dispose(); - this.children[ 0 ].material.dispose(); - - }; - - HemisphereLightHelper.prototype.update = function () { - - var vector = new Vector3(); - - var color1 = new Color(); - var color2 = new Color(); - - return function update() { - - var mesh = this.children[ 0 ]; - - var colors = mesh.geometry.getAttribute( 'color' ); - - color1.copy( this.light.color ).multiplyScalar( this.light.intensity ); - color2.copy( this.light.groundColor ).multiplyScalar( this.light.intensity ); - - for ( var i = 0, l = colors.count; i < l; i ++ ) { - - var color = ( i < ( l / 2 ) ) ? color1 : color2; - - colors.setXYZ( i, color.r, color.g, color.b ); - - } - - mesh.lookAt( vector.setFromMatrixPosition( this.light.matrixWorld ).negate() ); - - colors.needsUpdate = true; - - }; - - }(); - - /** - * @author mrdoob / http://mrdoob.com/ - */ - - function GridHelper( size, divisions, color1, color2 ) { - - size = size || 10; - divisions = divisions || 10; - color1 = new Color( color1 !== undefined ? color1 : 0x444444 ); - color2 = new Color( color2 !== undefined ? color2 : 0x888888 ); - - var center = divisions / 2; - var step = size / divisions; - var halfSize = size / 2; - - var vertices = [], colors = []; - - for ( var i = 0, j = 0, k = - halfSize; i <= divisions; i ++, k += step ) { - - vertices.push( - halfSize, 0, k, halfSize, 0, k ); - vertices.push( k, 0, - halfSize, k, 0, halfSize ); - - var color = i === center ? color1 : color2; - - color.toArray( colors, j ); j += 3; - color.toArray( colors, j ); j += 3; - color.toArray( colors, j ); j += 3; - color.toArray( colors, j ); j += 3; - - } - - var geometry = new BufferGeometry(); - geometry.addAttribute( 'position', new Float32BufferAttribute( vertices, 3 ) ); - geometry.addAttribute( 'color', new Float32BufferAttribute( colors, 3 ) ); - - var material = new LineBasicMaterial( { vertexColors: VertexColors } ); - - LineSegments.call( this, geometry, material ); - - } - - GridHelper.prototype = Object.create( LineSegments.prototype ); - GridHelper.prototype.constructor = GridHelper; - - /** - * @author mrdoob / http://mrdoob.com/ - * @author Mugen87 / http://github.com/Mugen87 - * @author Hectate / http://www.github.com/Hectate - */ - - function PolarGridHelper( radius, radials, circles, divisions, color1, color2 ) { - - radius = radius || 10; - radials = radials || 16; - circles = circles || 8; - divisions = divisions || 64; - color1 = new Color( color1 !== undefined ? color1 : 0x444444 ); - color2 = new Color( color2 !== undefined ? color2 : 0x888888 ); - - var vertices = []; - var colors = []; - - var x, z; - var v, i, j, r, color; - - // create the radials - - for ( i = 0; i <= radials; i ++ ) { - - v = ( i / radials ) * ( Math.PI * 2 ); - - x = Math.sin( v ) * radius; - z = Math.cos( v ) * radius; - - vertices.push( 0, 0, 0 ); - vertices.push( x, 0, z ); - - color = ( i & 1 ) ? color1 : color2; - - colors.push( color.r, color.g, color.b ); - colors.push( color.r, color.g, color.b ); - - } - - // create the circles - - for ( i = 0; i <= circles; i ++ ) { - - color = ( i & 1 ) ? color1 : color2; - - r = radius - ( radius / circles * i ); - - for ( j = 0; j < divisions; j ++ ) { - - // first vertex - - v = ( j / divisions ) * ( Math.PI * 2 ); - - x = Math.sin( v ) * r; - z = Math.cos( v ) * r; - - vertices.push( x, 0, z ); - colors.push( color.r, color.g, color.b ); - - // second vertex - - v = ( ( j + 1 ) / divisions ) * ( Math.PI * 2 ); - - x = Math.sin( v ) * r; - z = Math.cos( v ) * r; - - vertices.push( x, 0, z ); - colors.push( color.r, color.g, color.b ); - - } - - } - - var geometry = new BufferGeometry(); - geometry.addAttribute( 'position', new Float32BufferAttribute( vertices, 3 ) ); - geometry.addAttribute( 'color', new Float32BufferAttribute( colors, 3 ) ); - - var material = new LineBasicMaterial( { vertexColors: VertexColors } ); - - LineSegments.call( this, geometry, material ); - - } - - PolarGridHelper.prototype = Object.create( LineSegments.prototype ); - PolarGridHelper.prototype.constructor = PolarGridHelper; - - /** - * @author mrdoob / http://mrdoob.com/ - * @author WestLangley / http://github.com/WestLangley - */ - - function FaceNormalsHelper( object, size, hex, linewidth ) { - - // FaceNormalsHelper only supports THREE.Geometry - - this.object = object; - - this.size = ( size !== undefined ) ? size : 1; - - var color = ( hex !== undefined ) ? hex : 0xffff00; - - var width = ( linewidth !== undefined ) ? linewidth : 1; - - // - - var nNormals = 0; - - var objGeometry = this.object.geometry; - - if ( objGeometry && objGeometry.isGeometry ) { - - nNormals = objGeometry.faces.length; - - } else { - - console.warn( 'THREE.FaceNormalsHelper: only THREE.Geometry is supported. Use THREE.VertexNormalsHelper, instead.' ); - - } - - // - - var geometry = new BufferGeometry(); - - var positions = new Float32BufferAttribute( nNormals * 2 * 3, 3 ); - - geometry.addAttribute( 'position', positions ); - - LineSegments.call( this, geometry, new LineBasicMaterial( { color: color, linewidth: width } ) ); - - // - - this.matrixAutoUpdate = false; - this.update(); - - } - - FaceNormalsHelper.prototype = Object.create( LineSegments.prototype ); - FaceNormalsHelper.prototype.constructor = FaceNormalsHelper; - - FaceNormalsHelper.prototype.update = ( function () { - - var v1 = new Vector3(); - var v2 = new Vector3(); - var normalMatrix = new Matrix3(); - - return function update() { - - this.object.updateMatrixWorld( true ); - - normalMatrix.getNormalMatrix( this.object.matrixWorld ); - - var matrixWorld = this.object.matrixWorld; - - var position = this.geometry.attributes.position; - - // - - var objGeometry = this.object.geometry; - - var vertices = objGeometry.vertices; - - var faces = objGeometry.faces; - - var idx = 0; - - for ( var i = 0, l = faces.length; i < l; i ++ ) { - - var face = faces[ i ]; - - var normal = face.normal; - - v1.copy( vertices[ face.a ] ) - .add( vertices[ face.b ] ) - .add( vertices[ face.c ] ) - .divideScalar( 3 ) - .applyMatrix4( matrixWorld ); - - v2.copy( normal ).applyMatrix3( normalMatrix ).normalize().multiplyScalar( this.size ).add( v1 ); - - position.setXYZ( idx, v1.x, v1.y, v1.z ); - - idx = idx + 1; - - position.setXYZ( idx, v2.x, v2.y, v2.z ); - - idx = idx + 1; - - } - - position.needsUpdate = true; - - return this; - - }; - - }() ); - - /** - * @author alteredq / http://alteredqualia.com/ - * @author mrdoob / http://mrdoob.com/ - * @author WestLangley / http://github.com/WestLangley - */ - - function DirectionalLightHelper( light, size ) { - - Object3D.call( this ); - - this.light = light; - this.light.updateMatrixWorld(); - - this.matrix = light.matrixWorld; - this.matrixAutoUpdate = false; - - if ( size === undefined ) size = 1; - - var geometry = new BufferGeometry(); - geometry.addAttribute( 'position', new Float32BufferAttribute( [ - - size, size, 0, - size, size, 0, - size, - size, 0, - - size, - size, 0, - - size, size, 0 - ], 3 ) ); - - var material = new LineBasicMaterial( { fog: false } ); - - this.add( new Line( geometry, material ) ); - - geometry = new BufferGeometry(); - geometry.addAttribute( 'position', new Float32BufferAttribute( [ 0, 0, 0, 0, 0, 1 ], 3 ) ); - - this.add( new Line( geometry, material )); - - this.update(); - - } - - DirectionalLightHelper.prototype = Object.create( Object3D.prototype ); - DirectionalLightHelper.prototype.constructor = DirectionalLightHelper; - - DirectionalLightHelper.prototype.dispose = function () { - - var lightPlane = this.children[ 0 ]; - var targetLine = this.children[ 1 ]; - - lightPlane.geometry.dispose(); - lightPlane.material.dispose(); - targetLine.geometry.dispose(); - targetLine.material.dispose(); - - }; - - DirectionalLightHelper.prototype.update = function () { - - var v1 = new Vector3(); - var v2 = new Vector3(); - var v3 = new Vector3(); - - return function update() { - - v1.setFromMatrixPosition( this.light.matrixWorld ); - v2.setFromMatrixPosition( this.light.target.matrixWorld ); - v3.subVectors( v2, v1 ); - - var lightPlane = this.children[ 0 ]; - var targetLine = this.children[ 1 ]; - - lightPlane.lookAt( v3 ); - lightPlane.material.color.copy( this.light.color ).multiplyScalar( this.light.intensity ); - - targetLine.lookAt( v3 ); - targetLine.scale.z = v3.length(); - - }; - - }(); - - /** - * @author alteredq / http://alteredqualia.com/ - * @author Mugen87 / https://github.com/Mugen87 - * - * - shows frustum, line of sight and up of the camera - * - suitable for fast updates - * - based on frustum visualization in lightgl.js shadowmap example - * http://evanw.github.com/lightgl.js/tests/shadowmap.html - */ - - function CameraHelper( camera ) { - - var geometry = new BufferGeometry(); - var material = new LineBasicMaterial( { color: 0xffffff, vertexColors: FaceColors } ); - - var vertices = []; - var colors = []; - - var pointMap = {}; - - // colors - - var colorFrustum = new Color( 0xffaa00 ); - var colorCone = new Color( 0xff0000 ); - var colorUp = new Color( 0x00aaff ); - var colorTarget = new Color( 0xffffff ); - var colorCross = new Color( 0x333333 ); - - // near - - addLine( "n1", "n2", colorFrustum ); - addLine( "n2", "n4", colorFrustum ); - addLine( "n4", "n3", colorFrustum ); - addLine( "n3", "n1", colorFrustum ); - - // far - - addLine( "f1", "f2", colorFrustum ); - addLine( "f2", "f4", colorFrustum ); - addLine( "f4", "f3", colorFrustum ); - addLine( "f3", "f1", colorFrustum ); - - // sides - - addLine( "n1", "f1", colorFrustum ); - addLine( "n2", "f2", colorFrustum ); - addLine( "n3", "f3", colorFrustum ); - addLine( "n4", "f4", colorFrustum ); - - // cone - - addLine( "p", "n1", colorCone ); - addLine( "p", "n2", colorCone ); - addLine( "p", "n3", colorCone ); - addLine( "p", "n4", colorCone ); - - // up - - addLine( "u1", "u2", colorUp ); - addLine( "u2", "u3", colorUp ); - addLine( "u3", "u1", colorUp ); - - // target - - addLine( "c", "t", colorTarget ); - addLine( "p", "c", colorCross ); - - // cross - - addLine( "cn1", "cn2", colorCross ); - addLine( "cn3", "cn4", colorCross ); - - addLine( "cf1", "cf2", colorCross ); - addLine( "cf3", "cf4", colorCross ); - - function addLine( a, b, color ) { - - addPoint( a, color ); - addPoint( b, color ); - - } - - function addPoint( id, color ) { - - vertices.push( 0, 0, 0 ); - colors.push( color.r, color.g, color.b ); - - if ( pointMap[ id ] === undefined ) { - - pointMap[ id ] = []; - - } - - pointMap[ id ].push( ( vertices.length / 3 ) - 1 ); - - } - - geometry.addAttribute( 'position', new Float32BufferAttribute( vertices, 3 ) ); - geometry.addAttribute( 'color', new Float32BufferAttribute( colors, 3 ) ); - - LineSegments.call( this, geometry, material ); - - this.camera = camera; - if ( this.camera.updateProjectionMatrix ) this.camera.updateProjectionMatrix(); - - this.matrix = camera.matrixWorld; - this.matrixAutoUpdate = false; - - this.pointMap = pointMap; - - this.update(); - - } - - CameraHelper.prototype = Object.create( LineSegments.prototype ); - CameraHelper.prototype.constructor = CameraHelper; - - CameraHelper.prototype.update = function () { - - var geometry, pointMap; - - var vector = new Vector3(); - var camera = new Camera(); - - function setPoint( point, x, y, z ) { - - vector.set( x, y, z ).unproject( camera ); - - var points = pointMap[ point ]; - - if ( points !== undefined ) { - - var position = geometry.getAttribute( 'position' ); - - for ( var i = 0, l = points.length; i < l; i ++ ) { - - position.setXYZ( points[ i ], vector.x, vector.y, vector.z ); - - } - - } - - } - - return function update() { - - geometry = this.geometry; - pointMap = this.pointMap; - - var w = 1, h = 1; - - // we need just camera projection matrix - // world matrix must be identity - - camera.projectionMatrix.copy( this.camera.projectionMatrix ); - - // center / target - - setPoint( "c", 0, 0, - 1 ); - setPoint( "t", 0, 0, 1 ); - - // near - - setPoint( "n1", - w, - h, - 1 ); - setPoint( "n2", w, - h, - 1 ); - setPoint( "n3", - w, h, - 1 ); - setPoint( "n4", w, h, - 1 ); - - // far - - setPoint( "f1", - w, - h, 1 ); - setPoint( "f2", w, - h, 1 ); - setPoint( "f3", - w, h, 1 ); - setPoint( "f4", w, h, 1 ); - - // up - - setPoint( "u1", w * 0.7, h * 1.1, - 1 ); - setPoint( "u2", - w * 0.7, h * 1.1, - 1 ); - setPoint( "u3", 0, h * 2, - 1 ); - - // cross - - setPoint( "cf1", - w, 0, 1 ); - setPoint( "cf2", w, 0, 1 ); - setPoint( "cf3", 0, - h, 1 ); - setPoint( "cf4", 0, h, 1 ); - - setPoint( "cn1", - w, 0, - 1 ); - setPoint( "cn2", w, 0, - 1 ); - setPoint( "cn3", 0, - h, - 1 ); - setPoint( "cn4", 0, h, - 1 ); - - geometry.getAttribute( 'position' ).needsUpdate = true; - - }; - - }(); - - /** - * @author mrdoob / http://mrdoob.com/ - */ - - function BoxHelper( object, color ) { - - if ( color === undefined ) color = 0xffff00; - - var indices = new Uint16Array( [ 0, 1, 1, 2, 2, 3, 3, 0, 4, 5, 5, 6, 6, 7, 7, 4, 0, 4, 1, 5, 2, 6, 3, 7 ] ); - var positions = new Float32Array( 8 * 3 ); - - var geometry = new BufferGeometry(); - geometry.setIndex( new BufferAttribute( indices, 1 ) ); - geometry.addAttribute( 'position', new BufferAttribute( positions, 3 ) ); - - LineSegments.call( this, geometry, new LineBasicMaterial( { color: color } ) ); - - if ( object !== undefined ) { - - this.update( object ); - - } - - } - - BoxHelper.prototype = Object.create( LineSegments.prototype ); - BoxHelper.prototype.constructor = BoxHelper; - - BoxHelper.prototype.update = ( function () { - - var box = new Box3(); - - return function update( object ) { - - if ( object && object.isBox3 ) { - - box.copy( object ); - - } else { - - box.setFromObject( object ); - - } - - if ( box.isEmpty() ) return; - - var min = box.min; - var max = box.max; - - /* - 5____4 - 1/___0/| - | 6__|_7 - 2/___3/ - - 0: max.x, max.y, max.z - 1: min.x, max.y, max.z - 2: min.x, min.y, max.z - 3: max.x, min.y, max.z - 4: max.x, max.y, min.z - 5: min.x, max.y, min.z - 6: min.x, min.y, min.z - 7: max.x, min.y, min.z - */ - - var position = this.geometry.attributes.position; - var array = position.array; - - array[ 0 ] = max.x; array[ 1 ] = max.y; array[ 2 ] = max.z; - array[ 3 ] = min.x; array[ 4 ] = max.y; array[ 5 ] = max.z; - array[ 6 ] = min.x; array[ 7 ] = min.y; array[ 8 ] = max.z; - array[ 9 ] = max.x; array[ 10 ] = min.y; array[ 11 ] = max.z; - array[ 12 ] = max.x; array[ 13 ] = max.y; array[ 14 ] = min.z; - array[ 15 ] = min.x; array[ 16 ] = max.y; array[ 17 ] = min.z; - array[ 18 ] = min.x; array[ 19 ] = min.y; array[ 20 ] = min.z; - array[ 21 ] = max.x; array[ 22 ] = min.y; array[ 23 ] = min.z; - - position.needsUpdate = true; - - this.geometry.computeBoundingSphere(); - - }; - - } )(); - - /** - * @author WestLangley / http://github.com/WestLangley - * @author zz85 / http://github.com/zz85 - * @author bhouston / http://clara.io - * - * Creates an arrow for visualizing directions - * - * Parameters: - * dir - Vector3 - * origin - Vector3 - * length - Number - * color - color in hex value - * headLength - Number - * headWidth - Number - */ - - var lineGeometry; - var coneGeometry; - - function ArrowHelper( dir, origin, length, color, headLength, headWidth ) { - - // dir is assumed to be normalized - - Object3D.call( this ); - - if ( color === undefined ) color = 0xffff00; - if ( length === undefined ) length = 1; - if ( headLength === undefined ) headLength = 0.2 * length; - if ( headWidth === undefined ) headWidth = 0.2 * headLength; - - if ( lineGeometry === undefined ) { - - lineGeometry = new BufferGeometry(); - lineGeometry.addAttribute( 'position', new Float32BufferAttribute( [ 0, 0, 0, 0, 1, 0 ], 3 ) ); - - coneGeometry = new CylinderBufferGeometry( 0, 0.5, 1, 5, 1 ); - coneGeometry.translate( 0, - 0.5, 0 ); - - } - - this.position.copy( origin ); - - this.line = new Line( lineGeometry, new LineBasicMaterial( { color: color } ) ); - this.line.matrixAutoUpdate = false; - this.add( this.line ); - - this.cone = new Mesh( coneGeometry, new MeshBasicMaterial( { color: color } ) ); - this.cone.matrixAutoUpdate = false; - this.add( this.cone ); - - this.setDirection( dir ); - this.setLength( length, headLength, headWidth ); - - } - - ArrowHelper.prototype = Object.create( Object3D.prototype ); - ArrowHelper.prototype.constructor = ArrowHelper; - - ArrowHelper.prototype.setDirection = ( function () { - - var axis = new Vector3(); - var radians; - - return function setDirection( dir ) { - - // dir is assumed to be normalized - - if ( dir.y > 0.99999 ) { - - this.quaternion.set( 0, 0, 0, 1 ); - - } else if ( dir.y < - 0.99999 ) { - - this.quaternion.set( 1, 0, 0, 0 ); - - } else { - - axis.set( dir.z, 0, - dir.x ).normalize(); - - radians = Math.acos( dir.y ); - - this.quaternion.setFromAxisAngle( axis, radians ); - - } - - }; - - }() ); - - ArrowHelper.prototype.setLength = function ( length, headLength, headWidth ) { - - if ( headLength === undefined ) headLength = 0.2 * length; - if ( headWidth === undefined ) headWidth = 0.2 * headLength; - - this.line.scale.set( 1, Math.max( 0, length - headLength ), 1 ); - this.line.updateMatrix(); - - this.cone.scale.set( headWidth, headLength, headWidth ); - this.cone.position.y = length; - this.cone.updateMatrix(); - - }; - - ArrowHelper.prototype.setColor = function ( color ) { - - this.line.material.color.copy( color ); - this.cone.material.color.copy( color ); - - }; - - /** - * @author sroucheray / http://sroucheray.org/ - * @author mrdoob / http://mrdoob.com/ - */ - - function AxisHelper( size ) { - - size = size || 1; - - var vertices = [ - 0, 0, 0, size, 0, 0, - 0, 0, 0, 0, size, 0, - 0, 0, 0, 0, 0, size - ]; - - var colors = [ - 1, 0, 0, 1, 0.6, 0, - 0, 1, 0, 0.6, 1, 0, - 0, 0, 1, 0, 0.6, 1 - ]; - - var geometry = new BufferGeometry(); - geometry.addAttribute( 'position', new Float32BufferAttribute( vertices, 3 ) ); - geometry.addAttribute( 'color', new Float32BufferAttribute( colors, 3 ) ); - - var material = new LineBasicMaterial( { vertexColors: VertexColors } ); - - LineSegments.call( this, geometry, material ); - - } - - AxisHelper.prototype = Object.create( LineSegments.prototype ); - AxisHelper.prototype.constructor = AxisHelper; - - /** - * @author zz85 https://github.com/zz85 - * - * Centripetal CatmullRom Curve - which is useful for avoiding - * cusps and self-intersections in non-uniform catmull rom curves. - * http://www.cemyuksel.com/research/catmullrom_param/catmullrom.pdf - * - * curve.type accepts centripetal(default), chordal and catmullrom - * curve.tension is used for catmullrom which defaults to 0.5 - */ - - - /* - Based on an optimized c++ solution in - - http://stackoverflow.com/questions/9489736/catmull-rom-curve-with-no-cusps-and-no-self-intersections/ - - http://ideone.com/NoEbVM - - This CubicPoly class could be used for reusing some variables and calculations, - but for three.js curve use, it could be possible inlined and flatten into a single function call - which can be placed in CurveUtils. - */ - - function CubicPoly() { - - var c0 = 0, c1 = 0, c2 = 0, c3 = 0; - - /* - * Compute coefficients for a cubic polynomial - * p(s) = c0 + c1*s + c2*s^2 + c3*s^3 - * such that - * p(0) = x0, p(1) = x1 - * and - * p'(0) = t0, p'(1) = t1. - */ - function init( x0, x1, t0, t1 ) { - - c0 = x0; - c1 = t0; - c2 = - 3 * x0 + 3 * x1 - 2 * t0 - t1; - c3 = 2 * x0 - 2 * x1 + t0 + t1; - - } - - return { - - initCatmullRom: function ( x0, x1, x2, x3, tension ) { - - init( x1, x2, tension * ( x2 - x0 ), tension * ( x3 - x1 ) ); - - }, - - initNonuniformCatmullRom: function ( x0, x1, x2, x3, dt0, dt1, dt2 ) { - - // compute tangents when parameterized in [t1,t2] - var t1 = ( x1 - x0 ) / dt0 - ( x2 - x0 ) / ( dt0 + dt1 ) + ( x2 - x1 ) / dt1; - var t2 = ( x2 - x1 ) / dt1 - ( x3 - x1 ) / ( dt1 + dt2 ) + ( x3 - x2 ) / dt2; - - // rescale tangents for parametrization in [0,1] - t1 *= dt1; - t2 *= dt1; - - init( x1, x2, t1, t2 ); - - }, - - calc: function ( t ) { - - var t2 = t * t; - var t3 = t2 * t; - return c0 + c1 * t + c2 * t2 + c3 * t3; - - } - - }; - - } - - // - - var tmp = new Vector3(); - var px = new CubicPoly(); - var py = new CubicPoly(); - var pz = new CubicPoly(); - - function CatmullRomCurve3( p /* array of Vector3 */ ) { - - this.points = p || []; - this.closed = false; - - } - - CatmullRomCurve3.prototype = Object.create( Curve.prototype ); - CatmullRomCurve3.prototype.constructor = CatmullRomCurve3; - - CatmullRomCurve3.prototype.getPoint = function ( t ) { - - var points = this.points; - var l = points.length; - - if ( l < 2 ) console.log( 'duh, you need at least 2 points' ); - - var point = ( l - ( this.closed ? 0 : 1 ) ) * t; - var intPoint = Math.floor( point ); - var weight = point - intPoint; - - if ( this.closed ) { - - intPoint += intPoint > 0 ? 0 : ( Math.floor( Math.abs( intPoint ) / points.length ) + 1 ) * points.length; - - } else if ( weight === 0 && intPoint === l - 1 ) { - - intPoint = l - 2; - weight = 1; - - } - - var p0, p1, p2, p3; // 4 points - - if ( this.closed || intPoint > 0 ) { - - p0 = points[ ( intPoint - 1 ) % l ]; - - } else { - - // extrapolate first point - tmp.subVectors( points[ 0 ], points[ 1 ] ).add( points[ 0 ] ); - p0 = tmp; - - } - - p1 = points[ intPoint % l ]; - p2 = points[ ( intPoint + 1 ) % l ]; - - if ( this.closed || intPoint + 2 < l ) { - - p3 = points[ ( intPoint + 2 ) % l ]; - - } else { - - // extrapolate last point - tmp.subVectors( points[ l - 1 ], points[ l - 2 ] ).add( points[ l - 1 ] ); - p3 = tmp; - - } - - if ( this.type === undefined || this.type === 'centripetal' || this.type === 'chordal' ) { - - // init Centripetal / Chordal Catmull-Rom - var pow = this.type === 'chordal' ? 0.5 : 0.25; - var dt0 = Math.pow( p0.distanceToSquared( p1 ), pow ); - var dt1 = Math.pow( p1.distanceToSquared( p2 ), pow ); - var dt2 = Math.pow( p2.distanceToSquared( p3 ), pow ); - - // safety check for repeated points - if ( dt1 < 1e-4 ) dt1 = 1.0; - if ( dt0 < 1e-4 ) dt0 = dt1; - if ( dt2 < 1e-4 ) dt2 = dt1; - - px.initNonuniformCatmullRom( p0.x, p1.x, p2.x, p3.x, dt0, dt1, dt2 ); - py.initNonuniformCatmullRom( p0.y, p1.y, p2.y, p3.y, dt0, dt1, dt2 ); - pz.initNonuniformCatmullRom( p0.z, p1.z, p2.z, p3.z, dt0, dt1, dt2 ); - - } else if ( this.type === 'catmullrom' ) { - - var tension = this.tension !== undefined ? this.tension : 0.5; - px.initCatmullRom( p0.x, p1.x, p2.x, p3.x, tension ); - py.initCatmullRom( p0.y, p1.y, p2.y, p3.y, tension ); - pz.initCatmullRom( p0.z, p1.z, p2.z, p3.z, tension ); - - } - - return new Vector3( px.calc( weight ), py.calc( weight ), pz.calc( weight ) ); - - }; - - function CubicBezierCurve3( v0, v1, v2, v3 ) { - - this.v0 = v0; - this.v1 = v1; - this.v2 = v2; - this.v3 = v3; - - } - - CubicBezierCurve3.prototype = Object.create( Curve.prototype ); - CubicBezierCurve3.prototype.constructor = CubicBezierCurve3; - - CubicBezierCurve3.prototype.getPoint = function ( t ) { - - var v0 = this.v0, v1 = this.v1, v2 = this.v2, v3 = this.v3; - - return new Vector3( - CubicBezier( t, v0.x, v1.x, v2.x, v3.x ), - CubicBezier( t, v0.y, v1.y, v2.y, v3.y ), - CubicBezier( t, v0.z, v1.z, v2.z, v3.z ) - ); - - }; - - function QuadraticBezierCurve3( v0, v1, v2 ) { - - this.v0 = v0; - this.v1 = v1; - this.v2 = v2; - - } - - QuadraticBezierCurve3.prototype = Object.create( Curve.prototype ); - QuadraticBezierCurve3.prototype.constructor = QuadraticBezierCurve3; - - QuadraticBezierCurve3.prototype.getPoint = function ( t ) { - - var v0 = this.v0, v1 = this.v1, v2 = this.v2; - - return new Vector3( - QuadraticBezier( t, v0.x, v1.x, v2.x ), - QuadraticBezier( t, v0.y, v1.y, v2.y ), - QuadraticBezier( t, v0.z, v1.z, v2.z ) - ); - - }; - - function LineCurve3( v1, v2 ) { - - this.v1 = v1; - this.v2 = v2; - - } - - LineCurve3.prototype = Object.create( Curve.prototype ); - LineCurve3.prototype.constructor = LineCurve3; - - LineCurve3.prototype.getPoint = function ( t ) { - - if ( t === 1 ) { - - return this.v2.clone(); - - } - - var vector = new Vector3(); - - vector.subVectors( this.v2, this.v1 ); // diff - vector.multiplyScalar( t ); - vector.add( this.v1 ); - - return vector; - - }; - - function ArcCurve( aX, aY, aRadius, aStartAngle, aEndAngle, aClockwise ) { - - EllipseCurve.call( this, aX, aY, aRadius, aRadius, aStartAngle, aEndAngle, aClockwise ); - - } - - ArcCurve.prototype = Object.create( EllipseCurve.prototype ); - ArcCurve.prototype.constructor = ArcCurve; - - /** - * @author alteredq / http://alteredqualia.com/ - */ - - var SceneUtils = { - - createMultiMaterialObject: function ( geometry, materials ) { - - var group = new Group(); - - for ( var i = 0, l = materials.length; i < l; i ++ ) { - - group.add( new Mesh( geometry, materials[ i ] ) ); - - } - - return group; - - }, - - detach: function ( child, parent, scene ) { - - child.applyMatrix( parent.matrixWorld ); - parent.remove( child ); - scene.add( child ); - - }, - - attach: function ( child, scene, parent ) { - - var matrixWorldInverse = new Matrix4(); - matrixWorldInverse.getInverse( parent.matrixWorld ); - child.applyMatrix( matrixWorldInverse ); - - scene.remove( child ); - parent.add( child ); - - } - - }; - - /** - * @author mrdoob / http://mrdoob.com/ - */ - - function Face4( a, b, c, d, normal, color, materialIndex ) { - - console.warn( 'THREE.Face4 has been removed. A THREE.Face3 will be created instead.' ); - return new Face3( a, b, c, normal, color, materialIndex ); - - } - - var LineStrip = 0; - - var LinePieces = 1; - - function MeshFaceMaterial( materials ) { - - console.warn( 'THREE.MeshFaceMaterial has been renamed to THREE.MultiMaterial.' ); - return new MultiMaterial( materials ); - - } - - function PointCloud( geometry, material ) { - - console.warn( 'THREE.PointCloud has been renamed to THREE.Points.' ); - return new Points( geometry, material ); - - } - - function Particle( material ) { - - console.warn( 'THREE.Particle has been renamed to THREE.Sprite.' ); - return new Sprite( material ); - - } - - function ParticleSystem( geometry, material ) { - - console.warn( 'THREE.ParticleSystem has been renamed to THREE.Points.' ); - return new Points( geometry, material ); - - } - - function PointCloudMaterial( parameters ) { - - console.warn( 'THREE.PointCloudMaterial has been renamed to THREE.PointsMaterial.' ); - return new PointsMaterial( parameters ); - - } - - function ParticleBasicMaterial( parameters ) { - - console.warn( 'THREE.ParticleBasicMaterial has been renamed to THREE.PointsMaterial.' ); - return new PointsMaterial( parameters ); - - } - - function ParticleSystemMaterial( parameters ) { - - console.warn( 'THREE.ParticleSystemMaterial has been renamed to THREE.PointsMaterial.' ); - return new PointsMaterial( parameters ); - - } - - function Vertex( x, y, z ) { - - console.warn( 'THREE.Vertex has been removed. Use THREE.Vector3 instead.' ); - return new Vector3( x, y, z ); - - } - - // - - function DynamicBufferAttribute( array, itemSize ) { - - console.warn( 'THREE.DynamicBufferAttribute has been removed. Use new THREE.BufferAttribute().setDynamic( true ) instead.' ); - return new BufferAttribute( array, itemSize ).setDynamic( true ); - - } - - function Int8Attribute( array, itemSize ) { - - console.warn( 'THREE.Int8Attribute has been removed. Use new THREE.Int8BufferAttribute() instead.' ); - return new Int8BufferAttribute( array, itemSize ); - - } - - function Uint8Attribute( array, itemSize ) { - - console.warn( 'THREE.Uint8Attribute has been removed. Use new THREE.Uint8BufferAttribute() instead.' ); - return new Uint8BufferAttribute( array, itemSize ); - - } - - function Uint8ClampedAttribute( array, itemSize ) { - - console.warn( 'THREE.Uint8ClampedAttribute has been removed. Use new THREE.Uint8ClampedBufferAttribute() instead.' ); - return new Uint8ClampedBufferAttribute( array, itemSize ); - - } - - function Int16Attribute( array, itemSize ) { - - console.warn( 'THREE.Int16Attribute has been removed. Use new THREE.Int16BufferAttribute() instead.' ); - return new Int16BufferAttribute( array, itemSize ); - - } - - function Uint16Attribute( array, itemSize ) { - - console.warn( 'THREE.Uint16Attribute has been removed. Use new THREE.Uint16BufferAttribute() instead.' ); - return new Uint16BufferAttribute( array, itemSize ); - - } - - function Int32Attribute( array, itemSize ) { - - console.warn( 'THREE.Int32Attribute has been removed. Use new THREE.Int32BufferAttribute() instead.' ); - return new Int32BufferAttribute( array, itemSize ); - - } - - function Uint32Attribute( array, itemSize ) { - - console.warn( 'THREE.Uint32Attribute has been removed. Use new THREE.Uint32BufferAttribute() instead.' ); - return new Uint32BufferAttribute( array, itemSize ); - - } - - function Float32Attribute( array, itemSize ) { - - console.warn( 'THREE.Float32Attribute has been removed. Use new THREE.Float32BufferAttribute() instead.' ); - return new Float32BufferAttribute( array, itemSize ); - - } - - function Float64Attribute( array, itemSize ) { - - console.warn( 'THREE.Float64Attribute has been removed. Use new THREE.Float64BufferAttribute() instead.' ); - return new Float64BufferAttribute( array, itemSize ); - - } - - // - - Curve.create = function ( construct, getPoint ) { - - console.log( 'THREE.Curve.create() has been deprecated' ); - - construct.prototype = Object.create( Curve.prototype ); - construct.prototype.constructor = construct; - construct.prototype.getPoint = getPoint; - - return construct; - - }; - - // - - function ClosedSplineCurve3( points ) { - - console.warn( 'THREE.ClosedSplineCurve3 has been deprecated. Use THREE.CatmullRomCurve3 instead.' ); - - CatmullRomCurve3.call( this, points ); - this.type = 'catmullrom'; - this.closed = true; - - } - - ClosedSplineCurve3.prototype = Object.create( CatmullRomCurve3.prototype ); - - // - - function SplineCurve3( points ) { - - console.warn( 'THREE.SplineCurve3 has been deprecated. Use THREE.CatmullRomCurve3 instead.' ); - - CatmullRomCurve3.call( this, points ); - this.type = 'catmullrom'; - - } - - SplineCurve3.prototype = Object.create( CatmullRomCurve3.prototype ); - - // - - function Spline( points ) { - - console.warn( 'THREE.Spline has been removed. Use THREE.CatmullRomCurve3 instead.' ); - - CatmullRomCurve3.call( this, points ); - this.type = 'catmullrom'; - - } - - Spline.prototype = Object.create( CatmullRomCurve3.prototype ); - - Object.assign( Spline.prototype, { - - initFromArray: function ( a ) { - - console.error( 'THREE.Spline: .initFromArray() has been removed.' ); - - }, - getControlPointsArray: function ( optionalTarget ) { - - console.error( 'THREE.Spline: .getControlPointsArray() has been removed.' ); - - }, - reparametrizeByArcLength: function ( samplingCoef ) { - - console.error( 'THREE.Spline: .reparametrizeByArcLength() has been removed.' ); - - } - - } ); - - // - function BoundingBoxHelper( object, color ) { - - console.warn( 'THREE.BoundingBoxHelper has been deprecated. Creating a THREE.BoxHelper instead.' ); - return new BoxHelper( object, color ); - - } - - function EdgesHelper( object, hex ) { - - console.warn( 'THREE.EdgesHelper has been removed. Use THREE.EdgesGeometry instead.' ); - return new LineSegments( new EdgesGeometry( object.geometry ), new LineBasicMaterial( { color: hex !== undefined ? hex : 0xffffff } ) ); - - } - - GridHelper.prototype.setColors = function () { - - console.error( 'THREE.GridHelper: setColors() has been deprecated, pass them in the constructor instead.' ); - - }; - - function WireframeHelper( object, hex ) { - - console.warn( 'THREE.WireframeHelper has been removed. Use THREE.WireframeGeometry instead.' ); - return new LineSegments( new WireframeGeometry( object.geometry ), new LineBasicMaterial( { color: hex !== undefined ? hex : 0xffffff } ) ); - - } - - // - - function XHRLoader( manager ) { - - console.warn( 'THREE.XHRLoader has been renamed to THREE.FileLoader.' ); - return new FileLoader( manager ); - - } - - function BinaryTextureLoader( manager ) { - - console.warn( 'THREE.BinaryTextureLoader has been renamed to THREE.DataTextureLoader.' ); - return new DataTextureLoader( manager ); - - } - - // - - Object.assign( Box2.prototype, { - - center: function ( optionalTarget ) { - - console.warn( 'THREE.Box2: .center() has been renamed to .getCenter().' ); - return this.getCenter( optionalTarget ); - - }, - empty: function () { - - console.warn( 'THREE.Box2: .empty() has been renamed to .isEmpty().' ); - return this.isEmpty(); - - }, - isIntersectionBox: function ( box ) { - - console.warn( 'THREE.Box2: .isIntersectionBox() has been renamed to .intersectsBox().' ); - return this.intersectsBox( box ); - - }, - size: function ( optionalTarget ) { - - console.warn( 'THREE.Box2: .size() has been renamed to .getSize().' ); - return this.getSize( optionalTarget ); - - } - } ); - - Object.assign( Box3.prototype, { - - center: function ( optionalTarget ) { - - console.warn( 'THREE.Box3: .center() has been renamed to .getCenter().' ); - return this.getCenter( optionalTarget ); - - }, - empty: function () { - - console.warn( 'THREE.Box3: .empty() has been renamed to .isEmpty().' ); - return this.isEmpty(); - - }, - isIntersectionBox: function ( box ) { - - console.warn( 'THREE.Box3: .isIntersectionBox() has been renamed to .intersectsBox().' ); - return this.intersectsBox( box ); - - }, - isIntersectionSphere: function ( sphere ) { - - console.warn( 'THREE.Box3: .isIntersectionSphere() has been renamed to .intersectsSphere().' ); - return this.intersectsSphere( sphere ); - - }, - size: function ( optionalTarget ) { - - console.warn( 'THREE.Box3: .size() has been renamed to .getSize().' ); - return this.getSize( optionalTarget ); - - } - } ); - - Line3.prototype.center = function ( optionalTarget ) { - - console.warn( 'THREE.Line3: .center() has been renamed to .getCenter().' ); - return this.getCenter( optionalTarget ); - - }; - - _Math.random16 = function () { - - console.warn( 'THREE.Math.random16() has been deprecated. Use Math.random() instead.' ); - return Math.random(); - - }; - - Object.assign( Matrix3.prototype, { - - flattenToArrayOffset: function ( array, offset ) { - - console.warn( "THREE.Matrix3: .flattenToArrayOffset() has been deprecated. Use .toArray() instead." ); - return this.toArray( array, offset ); - - }, - multiplyVector3: function ( vector ) { - - console.warn( 'THREE.Matrix3: .multiplyVector3() has been removed. Use vector.applyMatrix3( matrix ) instead.' ); - return vector.applyMatrix3( this ); - - }, - multiplyVector3Array: function ( a ) { - - console.warn( 'THREE.Matrix3: .multiplyVector3Array() has been renamed. Use matrix.applyToVector3Array( array ) instead.' ); - return this.applyToVector3Array( a ); - - }, - applyToBuffer: function( buffer, offset, length ) { - - console.warn( 'THREE.Matrix3: .applyToBuffer() has been removed. Use matrix.applyToBufferAttribute( attribute ) instead.' ); - return this.applyToBufferAttribute( buffer ); - - }, - applyToVector3Array: function( array, offset, length ) { - - console.error( 'THREE.Matrix3: .applyToVector3Array() has been removed.' ); - - } - - } ); - - Object.assign( Matrix4.prototype, { - - extractPosition: function ( m ) { - - console.warn( 'THREE.Matrix4: .extractPosition() has been renamed to .copyPosition().' ); - return this.copyPosition( m ); - - }, - flattenToArrayOffset: function ( array, offset ) { - - console.warn( "THREE.Matrix4: .flattenToArrayOffset() has been deprecated. Use .toArray() instead." ); - return this.toArray( array, offset ); - - }, - getPosition: function () { - - var v1; - - return function getPosition() { - - if ( v1 === undefined ) v1 = new Vector3(); - console.warn( 'THREE.Matrix4: .getPosition() has been removed. Use Vector3.setFromMatrixPosition( matrix ) instead.' ); - return v1.setFromMatrixColumn( this, 3 ); - - }; - - }(), - setRotationFromQuaternion: function ( q ) { - - console.warn( 'THREE.Matrix4: .setRotationFromQuaternion() has been renamed to .makeRotationFromQuaternion().' ); - return this.makeRotationFromQuaternion( q ); - - }, - multiplyVector3: function ( vector ) { - - console.warn( 'THREE.Matrix4: .multiplyVector3() has been removed. Use vector.applyMatrix4( matrix ) instead.' ); - return vector.applyMatrix4( this ); - - }, - multiplyVector4: function ( vector ) { - - console.warn( 'THREE.Matrix4: .multiplyVector4() has been removed. Use vector.applyMatrix4( matrix ) instead.' ); - return vector.applyMatrix4( this ); - - }, - multiplyVector3Array: function ( a ) { - - console.warn( 'THREE.Matrix4: .multiplyVector3Array() has been renamed. Use matrix.applyToVector3Array( array ) instead.' ); - return this.applyToVector3Array( a ); - - }, - rotateAxis: function ( v ) { - - console.warn( 'THREE.Matrix4: .rotateAxis() has been removed. Use Vector3.transformDirection( matrix ) instead.' ); - v.transformDirection( this ); - - }, - crossVector: function ( vector ) { - - console.warn( 'THREE.Matrix4: .crossVector() has been removed. Use vector.applyMatrix4( matrix ) instead.' ); - return vector.applyMatrix4( this ); - - }, - translate: function () { - - console.error( 'THREE.Matrix4: .translate() has been removed.' ); - - }, - rotateX: function () { - - console.error( 'THREE.Matrix4: .rotateX() has been removed.' ); - - }, - rotateY: function () { - - console.error( 'THREE.Matrix4: .rotateY() has been removed.' ); - - }, - rotateZ: function () { - - console.error( 'THREE.Matrix4: .rotateZ() has been removed.' ); - - }, - rotateByAxis: function () { - - console.error( 'THREE.Matrix4: .rotateByAxis() has been removed.' ); - - }, - applyToBuffer: function( buffer, offset, length ) { - - console.warn( 'THREE.Matrix4: .applyToBuffer() has been removed. Use matrix.applyToBufferAttribute( attribute ) instead.' ); - return this.applyToBufferAttribute( buffer ); - - }, - applyToVector3Array: function( array, offset, length ) { - - console.error( 'THREE.Matrix4: .applyToVector3Array() has been removed.' ); - - }, - makeFrustum: function( left, right, bottom, top, near, far ) { - - console.warn( 'THREE.Matrix4: .makeFrustum() has been removed. Use .makePerspective( left, right, top, bottom, near, far ) instead.' ); - return this.makePerspective( left, right, top, bottom, near, far ); - - } - - } ); - - Plane.prototype.isIntersectionLine = function ( line ) { - - console.warn( 'THREE.Plane: .isIntersectionLine() has been renamed to .intersectsLine().' ); - return this.intersectsLine( line ); - - }; - - Quaternion.prototype.multiplyVector3 = function ( vector ) { - - console.warn( 'THREE.Quaternion: .multiplyVector3() has been removed. Use is now vector.applyQuaternion( quaternion ) instead.' ); - return vector.applyQuaternion( this ); - - }; - - Object.assign( Ray.prototype, { - - isIntersectionBox: function ( box ) { - - console.warn( 'THREE.Ray: .isIntersectionBox() has been renamed to .intersectsBox().' ); - return this.intersectsBox( box ); - - }, - isIntersectionPlane: function ( plane ) { - - console.warn( 'THREE.Ray: .isIntersectionPlane() has been renamed to .intersectsPlane().' ); - return this.intersectsPlane( plane ); - - }, - isIntersectionSphere: function ( sphere ) { - - console.warn( 'THREE.Ray: .isIntersectionSphere() has been renamed to .intersectsSphere().' ); - return this.intersectsSphere( sphere ); - - } - - } ); - - Object.assign( Shape.prototype, { - - extrude: function ( options ) { - - console.warn( 'THREE.Shape: .extrude() has been removed. Use ExtrudeGeometry() instead.' ); - return new ExtrudeGeometry( this, options ); - - }, - makeGeometry: function ( options ) { - - console.warn( 'THREE.Shape: .makeGeometry() has been removed. Use ShapeGeometry() instead.' ); - return new ShapeGeometry( this, options ); - - } - - } ); - - Object.assign( Vector2.prototype, { - - fromAttribute: function ( attribute, index, offset ) { - - console.error( 'THREE.Vector2: .fromAttribute() has been renamed to .fromBufferAttribute().' ); - return this.fromBufferAttribute( attribute, index, offset ); - - } - - } ); - - Object.assign( Vector3.prototype, { - - setEulerFromRotationMatrix: function () { - - console.error( 'THREE.Vector3: .setEulerFromRotationMatrix() has been removed. Use Euler.setFromRotationMatrix() instead.' ); - - }, - setEulerFromQuaternion: function () { - - console.error( 'THREE.Vector3: .setEulerFromQuaternion() has been removed. Use Euler.setFromQuaternion() instead.' ); - - }, - getPositionFromMatrix: function ( m ) { - - console.warn( 'THREE.Vector3: .getPositionFromMatrix() has been renamed to .setFromMatrixPosition().' ); - return this.setFromMatrixPosition( m ); - - }, - getScaleFromMatrix: function ( m ) { - - console.warn( 'THREE.Vector3: .getScaleFromMatrix() has been renamed to .setFromMatrixScale().' ); - return this.setFromMatrixScale( m ); - - }, - getColumnFromMatrix: function ( index, matrix ) { - - console.warn( 'THREE.Vector3: .getColumnFromMatrix() has been renamed to .setFromMatrixColumn().' ); - return this.setFromMatrixColumn( matrix, index ); - - }, - applyProjection: function ( m ) { - - console.warn( 'THREE.Vector3: .applyProjection() has been removed. Use .applyMatrix4( m ) instead.' ); - return this.applyMatrix4( m ); - - }, - fromAttribute: function ( attribute, index, offset ) { - - console.error( 'THREE.Vector3: .fromAttribute() has been renamed to .fromBufferAttribute().' ); - return this.fromBufferAttribute( attribute, index, offset ); - - } - - } ); - - Object.assign( Vector4.prototype, { - - fromAttribute: function ( attribute, index, offset ) { - - console.error( 'THREE.Vector4: .fromAttribute() has been renamed to .fromBufferAttribute().' ); - return this.fromBufferAttribute( attribute, index, offset ); - - } - - } ); - - // - - Geometry.prototype.computeTangents = function () { - - console.warn( 'THREE.Geometry: .computeTangents() has been removed.' ); - - }; - - Object.assign( Object3D.prototype, { - - getChildByName: function ( name ) { - - console.warn( 'THREE.Object3D: .getChildByName() has been renamed to .getObjectByName().' ); - return this.getObjectByName( name ); - - }, - renderDepth: function () { - - console.warn( 'THREE.Object3D: .renderDepth has been removed. Use .renderOrder, instead.' ); - - }, - translate: function ( distance, axis ) { - - console.warn( 'THREE.Object3D: .translate() has been removed. Use .translateOnAxis( axis, distance ) instead.' ); - return this.translateOnAxis( axis, distance ); - - } - - } ); - - Object.defineProperties( Object3D.prototype, { - - eulerOrder: { - get: function () { - - console.warn( 'THREE.Object3D: .eulerOrder is now .rotation.order.' ); - return this.rotation.order; - - }, - set: function ( value ) { - - console.warn( 'THREE.Object3D: .eulerOrder is now .rotation.order.' ); - this.rotation.order = value; - - } - }, - useQuaternion: { - get: function () { - - console.warn( 'THREE.Object3D: .useQuaternion has been removed. The library now uses quaternions by default.' ); - - }, - set: function () { - - console.warn( 'THREE.Object3D: .useQuaternion has been removed. The library now uses quaternions by default.' ); - - } - } - - } ); - - Object.defineProperties( LOD.prototype, { - - objects: { - get: function () { - - console.warn( 'THREE.LOD: .objects has been renamed to .levels.' ); - return this.levels; - - } - } - - } ); - - // - - PerspectiveCamera.prototype.setLens = function ( focalLength, filmGauge ) { - - console.warn( "THREE.PerspectiveCamera.setLens is deprecated. " + - "Use .setFocalLength and .filmGauge for a photographic setup." ); - - if ( filmGauge !== undefined ) this.filmGauge = filmGauge; - this.setFocalLength( focalLength ); - - }; - - // - - Object.defineProperties( Light.prototype, { - onlyShadow: { - set: function () { - - console.warn( 'THREE.Light: .onlyShadow has been removed.' ); - - } - }, - shadowCameraFov: { - set: function ( value ) { - - console.warn( 'THREE.Light: .shadowCameraFov is now .shadow.camera.fov.' ); - this.shadow.camera.fov = value; - - } - }, - shadowCameraLeft: { - set: function ( value ) { - - console.warn( 'THREE.Light: .shadowCameraLeft is now .shadow.camera.left.' ); - this.shadow.camera.left = value; - - } - }, - shadowCameraRight: { - set: function ( value ) { - - console.warn( 'THREE.Light: .shadowCameraRight is now .shadow.camera.right.' ); - this.shadow.camera.right = value; - - } - }, - shadowCameraTop: { - set: function ( value ) { - - console.warn( 'THREE.Light: .shadowCameraTop is now .shadow.camera.top.' ); - this.shadow.camera.top = value; - - } - }, - shadowCameraBottom: { - set: function ( value ) { - - console.warn( 'THREE.Light: .shadowCameraBottom is now .shadow.camera.bottom.' ); - this.shadow.camera.bottom = value; - - } - }, - shadowCameraNear: { - set: function ( value ) { - - console.warn( 'THREE.Light: .shadowCameraNear is now .shadow.camera.near.' ); - this.shadow.camera.near = value; - - } - }, - shadowCameraFar: { - set: function ( value ) { - - console.warn( 'THREE.Light: .shadowCameraFar is now .shadow.camera.far.' ); - this.shadow.camera.far = value; - - } - }, - shadowCameraVisible: { - set: function () { - - console.warn( 'THREE.Light: .shadowCameraVisible has been removed. Use new THREE.CameraHelper( light.shadow.camera ) instead.' ); - - } - }, - shadowBias: { - set: function ( value ) { - - console.warn( 'THREE.Light: .shadowBias is now .shadow.bias.' ); - this.shadow.bias = value; - - } - }, - shadowDarkness: { - set: function () { - - console.warn( 'THREE.Light: .shadowDarkness has been removed.' ); - - } - }, - shadowMapWidth: { - set: function ( value ) { - - console.warn( 'THREE.Light: .shadowMapWidth is now .shadow.mapSize.width.' ); - this.shadow.mapSize.width = value; - - } - }, - shadowMapHeight: { - set: function ( value ) { - - console.warn( 'THREE.Light: .shadowMapHeight is now .shadow.mapSize.height.' ); - this.shadow.mapSize.height = value; - - } - } - } ); - - // - - Object.defineProperties( BufferAttribute.prototype, { - - length: { - get: function () { - - console.warn( 'THREE.BufferAttribute: .length has been deprecated. Use .count instead.' ); - return this.array.length; - - } - } - - } ); - - Object.assign( BufferGeometry.prototype, { - - addIndex: function ( index ) { - - console.warn( 'THREE.BufferGeometry: .addIndex() has been renamed to .setIndex().' ); - this.setIndex( index ); - - }, - addDrawCall: function ( start, count, indexOffset ) { - - if ( indexOffset !== undefined ) { - - console.warn( 'THREE.BufferGeometry: .addDrawCall() no longer supports indexOffset.' ); - - } - console.warn( 'THREE.BufferGeometry: .addDrawCall() is now .addGroup().' ); - this.addGroup( start, count ); - - }, - clearDrawCalls: function () { - - console.warn( 'THREE.BufferGeometry: .clearDrawCalls() is now .clearGroups().' ); - this.clearGroups(); - - }, - computeTangents: function () { - - console.warn( 'THREE.BufferGeometry: .computeTangents() has been removed.' ); - - }, - computeOffsets: function () { - - console.warn( 'THREE.BufferGeometry: .computeOffsets() has been removed.' ); - - } - - } ); - - Object.defineProperties( BufferGeometry.prototype, { - - drawcalls: { - get: function () { - - console.error( 'THREE.BufferGeometry: .drawcalls has been renamed to .groups.' ); - return this.groups; - - } - }, - offsets: { - get: function () { - - console.warn( 'THREE.BufferGeometry: .offsets has been renamed to .groups.' ); - return this.groups; - - } - } - - } ); - - // - - Object.defineProperties( Uniform.prototype, { - - dynamic: { - set: function () { - - console.warn( 'THREE.Uniform: .dynamic has been removed. Use object.onBeforeRender() instead.' ); - - } - }, - onUpdate: { - value: function () { - - console.warn( 'THREE.Uniform: .onUpdate() has been removed. Use object.onBeforeRender() instead.' ); - return this; - - } - } - - } ); - - // - - Object.defineProperties( Material.prototype, { - - wrapAround: { - get: function () { - - console.warn( 'THREE.' + this.type + ': .wrapAround has been removed.' ); - - }, - set: function () { - - console.warn( 'THREE.' + this.type + ': .wrapAround has been removed.' ); - - } - }, - wrapRGB: { - get: function () { - - console.warn( 'THREE.' + this.type + ': .wrapRGB has been removed.' ); - return new Color(); - - } - } - - } ); - - Object.defineProperties( MeshPhongMaterial.prototype, { - - metal: { - get: function () { - - console.warn( 'THREE.MeshPhongMaterial: .metal has been removed. Use THREE.MeshStandardMaterial instead.' ); - return false; - - }, - set: function () { - - console.warn( 'THREE.MeshPhongMaterial: .metal has been removed. Use THREE.MeshStandardMaterial instead' ); - - } - } - - } ); - - Object.defineProperties( ShaderMaterial.prototype, { - - derivatives: { - get: function () { - - console.warn( 'THREE.ShaderMaterial: .derivatives has been moved to .extensions.derivatives.' ); - return this.extensions.derivatives; - - }, - set: function ( value ) { - - console.warn( 'THREE. ShaderMaterial: .derivatives has been moved to .extensions.derivatives.' ); - this.extensions.derivatives = value; - - } - } - - } ); - - // - - Object.assign( WebGLRenderer.prototype, { - - supportsFloatTextures: function () { - - console.warn( 'THREE.WebGLRenderer: .supportsFloatTextures() is now .extensions.get( \'OES_texture_float\' ).' ); - return this.extensions.get( 'OES_texture_float' ); - - }, - supportsHalfFloatTextures: function () { - - console.warn( 'THREE.WebGLRenderer: .supportsHalfFloatTextures() is now .extensions.get( \'OES_texture_half_float\' ).' ); - return this.extensions.get( 'OES_texture_half_float' ); - - }, - supportsStandardDerivatives: function () { - - console.warn( 'THREE.WebGLRenderer: .supportsStandardDerivatives() is now .extensions.get( \'OES_standard_derivatives\' ).' ); - return this.extensions.get( 'OES_standard_derivatives' ); - - }, - supportsCompressedTextureS3TC: function () { - - console.warn( 'THREE.WebGLRenderer: .supportsCompressedTextureS3TC() is now .extensions.get( \'WEBGL_compressed_texture_s3tc\' ).' ); - return this.extensions.get( 'WEBGL_compressed_texture_s3tc' ); - - }, - supportsCompressedTexturePVRTC: function () { - - console.warn( 'THREE.WebGLRenderer: .supportsCompressedTexturePVRTC() is now .extensions.get( \'WEBGL_compressed_texture_pvrtc\' ).' ); - return this.extensions.get( 'WEBGL_compressed_texture_pvrtc' ); - - }, - supportsBlendMinMax: function () { - - console.warn( 'THREE.WebGLRenderer: .supportsBlendMinMax() is now .extensions.get( \'EXT_blend_minmax\' ).' ); - return this.extensions.get( 'EXT_blend_minmax' ); - - }, - supportsVertexTextures: function () { - - console.warn( 'THREE.WebGLRenderer: .supportsVertexTextures() is now .capabilities.vertexTextures.' ); - return this.capabilities.vertexTextures; - - }, - supportsInstancedArrays: function () { - - console.warn( 'THREE.WebGLRenderer: .supportsInstancedArrays() is now .extensions.get( \'ANGLE_instanced_arrays\' ).' ); - return this.extensions.get( 'ANGLE_instanced_arrays' ); - - }, - enableScissorTest: function ( boolean ) { - - console.warn( 'THREE.WebGLRenderer: .enableScissorTest() is now .setScissorTest().' ); - this.setScissorTest( boolean ); - - }, - initMaterial: function () { - - console.warn( 'THREE.WebGLRenderer: .initMaterial() has been removed.' ); - - }, - addPrePlugin: function () { - - console.warn( 'THREE.WebGLRenderer: .addPrePlugin() has been removed.' ); - - }, - addPostPlugin: function () { - - console.warn( 'THREE.WebGLRenderer: .addPostPlugin() has been removed.' ); - - }, - updateShadowMap: function () { - - console.warn( 'THREE.WebGLRenderer: .updateShadowMap() has been removed.' ); - - } - - } ); - - Object.defineProperties( WebGLRenderer.prototype, { - - shadowMapEnabled: { - get: function () { - - return this.shadowMap.enabled; - - }, - set: function ( value ) { - - console.warn( 'THREE.WebGLRenderer: .shadowMapEnabled is now .shadowMap.enabled.' ); - this.shadowMap.enabled = value; - - } - }, - shadowMapType: { - get: function () { - - return this.shadowMap.type; - - }, - set: function ( value ) { - - console.warn( 'THREE.WebGLRenderer: .shadowMapType is now .shadowMap.type.' ); - this.shadowMap.type = value; - - } - }, - shadowMapCullFace: { - get: function () { - - return this.shadowMap.cullFace; - - }, - set: function ( value ) { - - console.warn( 'THREE.WebGLRenderer: .shadowMapCullFace is now .shadowMap.cullFace.' ); - this.shadowMap.cullFace = value; - - } - } - } ); - - Object.defineProperties( WebGLShadowMap.prototype, { - - cullFace: { - get: function () { - - return this.renderReverseSided ? CullFaceFront : CullFaceBack; - - }, - set: function ( cullFace ) { - - var value = ( cullFace !== CullFaceBack ); - console.warn( "WebGLRenderer: .shadowMap.cullFace is deprecated. Set .shadowMap.renderReverseSided to " + value + "." ); - this.renderReverseSided = value; - - } - } - - } ); - - // - - Object.defineProperties( WebGLRenderTarget.prototype, { - - wrapS: { - get: function () { - - console.warn( 'THREE.WebGLRenderTarget: .wrapS is now .texture.wrapS.' ); - return this.texture.wrapS; - - }, - set: function ( value ) { - - console.warn( 'THREE.WebGLRenderTarget: .wrapS is now .texture.wrapS.' ); - this.texture.wrapS = value; - - } - }, - wrapT: { - get: function () { - - console.warn( 'THREE.WebGLRenderTarget: .wrapT is now .texture.wrapT.' ); - return this.texture.wrapT; - - }, - set: function ( value ) { - - console.warn( 'THREE.WebGLRenderTarget: .wrapT is now .texture.wrapT.' ); - this.texture.wrapT = value; - - } - }, - magFilter: { - get: function () { - - console.warn( 'THREE.WebGLRenderTarget: .magFilter is now .texture.magFilter.' ); - return this.texture.magFilter; - - }, - set: function ( value ) { - - console.warn( 'THREE.WebGLRenderTarget: .magFilter is now .texture.magFilter.' ); - this.texture.magFilter = value; - - } - }, - minFilter: { - get: function () { - - console.warn( 'THREE.WebGLRenderTarget: .minFilter is now .texture.minFilter.' ); - return this.texture.minFilter; - - }, - set: function ( value ) { - - console.warn( 'THREE.WebGLRenderTarget: .minFilter is now .texture.minFilter.' ); - this.texture.minFilter = value; - - } - }, - anisotropy: { - get: function () { - - console.warn( 'THREE.WebGLRenderTarget: .anisotropy is now .texture.anisotropy.' ); - return this.texture.anisotropy; - - }, - set: function ( value ) { - - console.warn( 'THREE.WebGLRenderTarget: .anisotropy is now .texture.anisotropy.' ); - this.texture.anisotropy = value; - - } - }, - offset: { - get: function () { - - console.warn( 'THREE.WebGLRenderTarget: .offset is now .texture.offset.' ); - return this.texture.offset; - - }, - set: function ( value ) { - - console.warn( 'THREE.WebGLRenderTarget: .offset is now .texture.offset.' ); - this.texture.offset = value; - - } - }, - repeat: { - get: function () { - - console.warn( 'THREE.WebGLRenderTarget: .repeat is now .texture.repeat.' ); - return this.texture.repeat; - - }, - set: function ( value ) { - - console.warn( 'THREE.WebGLRenderTarget: .repeat is now .texture.repeat.' ); - this.texture.repeat = value; - - } - }, - format: { - get: function () { - - console.warn( 'THREE.WebGLRenderTarget: .format is now .texture.format.' ); - return this.texture.format; - - }, - set: function ( value ) { - - console.warn( 'THREE.WebGLRenderTarget: .format is now .texture.format.' ); - this.texture.format = value; - - } - }, - type: { - get: function () { - - console.warn( 'THREE.WebGLRenderTarget: .type is now .texture.type.' ); - return this.texture.type; - - }, - set: function ( value ) { - - console.warn( 'THREE.WebGLRenderTarget: .type is now .texture.type.' ); - this.texture.type = value; - - } - }, - generateMipmaps: { - get: function () { - - console.warn( 'THREE.WebGLRenderTarget: .generateMipmaps is now .texture.generateMipmaps.' ); - return this.texture.generateMipmaps; - - }, - set: function ( value ) { - - console.warn( 'THREE.WebGLRenderTarget: .generateMipmaps is now .texture.generateMipmaps.' ); - this.texture.generateMipmaps = value; - - } - } - - } ); - - // - - Audio.prototype.load = function ( file ) { - - console.warn( 'THREE.Audio: .load has been deprecated. Use THREE.AudioLoader instead.' ); - var scope = this; - var audioLoader = new AudioLoader(); - audioLoader.load( file, function ( buffer ) { - - scope.setBuffer( buffer ); - - } ); - return this; - - }; - - AudioAnalyser.prototype.getData = function () { - - console.warn( 'THREE.AudioAnalyser: .getData() is now .getFrequencyData().' ); - return this.getFrequencyData(); - - }; - - // - - var GeometryUtils = { - - merge: function ( geometry1, geometry2, materialIndexOffset ) { - - console.warn( 'THREE.GeometryUtils: .merge() has been moved to Geometry. Use geometry.merge( geometry2, matrix, materialIndexOffset ) instead.' ); - var matrix; - - if ( geometry2.isMesh ) { - - geometry2.matrixAutoUpdate && geometry2.updateMatrix(); - - matrix = geometry2.matrix; - geometry2 = geometry2.geometry; - - } - - geometry1.merge( geometry2, matrix, materialIndexOffset ); - - }, - - center: function ( geometry ) { - - console.warn( 'THREE.GeometryUtils: .center() has been moved to Geometry. Use geometry.center() instead.' ); - return geometry.center(); - - } - - }; - - var ImageUtils = { - - crossOrigin: undefined, - - loadTexture: function ( url, mapping, onLoad, onError ) { - - console.warn( 'THREE.ImageUtils.loadTexture has been deprecated. Use THREE.TextureLoader() instead.' ); - - var loader = new TextureLoader(); - loader.setCrossOrigin( this.crossOrigin ); - - var texture = loader.load( url, onLoad, undefined, onError ); - - if ( mapping ) texture.mapping = mapping; - - return texture; - - }, - - loadTextureCube: function ( urls, mapping, onLoad, onError ) { - - console.warn( 'THREE.ImageUtils.loadTextureCube has been deprecated. Use THREE.CubeTextureLoader() instead.' ); - - var loader = new CubeTextureLoader(); - loader.setCrossOrigin( this.crossOrigin ); - - var texture = loader.load( urls, onLoad, undefined, onError ); - - if ( mapping ) texture.mapping = mapping; - - return texture; - - }, - - loadCompressedTexture: function () { - - console.error( 'THREE.ImageUtils.loadCompressedTexture has been removed. Use THREE.DDSLoader instead.' ); - - }, - - loadCompressedTextureCube: function () { - - console.error( 'THREE.ImageUtils.loadCompressedTextureCube has been removed. Use THREE.DDSLoader instead.' ); - - } - - }; - - // - - function Projector() { - - console.error( 'THREE.Projector has been moved to /examples/js/renderers/Projector.js.' ); - - this.projectVector = function ( vector, camera ) { - - console.warn( 'THREE.Projector: .projectVector() is now vector.project().' ); - vector.project( camera ); - - }; - - this.unprojectVector = function ( vector, camera ) { - - console.warn( 'THREE.Projector: .unprojectVector() is now vector.unproject().' ); - vector.unproject( camera ); - - }; - - this.pickingRay = function () { - - console.error( 'THREE.Projector: .pickingRay() is now raycaster.setFromCamera().' ); - - }; - - } - - // - - function CanvasRenderer() { - - console.error( 'THREE.CanvasRenderer has been moved to /examples/js/renderers/CanvasRenderer.js' ); - - this.domElement = document.createElementNS( 'http://www.w3.org/1999/xhtml', 'canvas' ); - this.clear = function () {}; - this.render = function () {}; - this.setClearColor = function () {}; - this.setSize = function () {}; - - } - - exports.WebGLRenderTargetCube = WebGLRenderTargetCube; - exports.WebGLRenderTarget = WebGLRenderTarget; - exports.WebGLRenderer = WebGLRenderer; - exports.ShaderLib = ShaderLib; - exports.UniformsLib = UniformsLib; - exports.UniformsUtils = UniformsUtils; - exports.ShaderChunk = ShaderChunk; - exports.FogExp2 = FogExp2; - exports.Fog = Fog; - exports.Scene = Scene; - exports.LensFlare = LensFlare; - exports.Sprite = Sprite; - exports.LOD = LOD; - exports.SkinnedMesh = SkinnedMesh; - exports.Skeleton = Skeleton; - exports.Bone = Bone; - exports.Mesh = Mesh; - exports.LineSegments = LineSegments; - exports.Line = Line; - exports.Points = Points; - exports.Group = Group; - exports.VideoTexture = VideoTexture; - exports.DataTexture = DataTexture; - exports.CompressedTexture = CompressedTexture; - exports.CubeTexture = CubeTexture; - exports.CanvasTexture = CanvasTexture; - exports.DepthTexture = DepthTexture; - exports.Texture = Texture; - exports.CompressedTextureLoader = CompressedTextureLoader; - exports.DataTextureLoader = DataTextureLoader; - exports.CubeTextureLoader = CubeTextureLoader; - exports.TextureLoader = TextureLoader; - exports.ObjectLoader = ObjectLoader; - exports.MaterialLoader = MaterialLoader; - exports.BufferGeometryLoader = BufferGeometryLoader; - exports.DefaultLoadingManager = DefaultLoadingManager; - exports.LoadingManager = LoadingManager; - exports.JSONLoader = JSONLoader; - exports.ImageLoader = ImageLoader; - exports.FontLoader = FontLoader; - exports.FileLoader = FileLoader; - exports.Loader = Loader; - exports.Cache = Cache; - exports.AudioLoader = AudioLoader; - exports.SpotLightShadow = SpotLightShadow; - exports.SpotLight = SpotLight; - exports.PointLight = PointLight; - exports.RectAreaLight = RectAreaLight; - exports.HemisphereLight = HemisphereLight; - exports.DirectionalLightShadow = DirectionalLightShadow; - exports.DirectionalLight = DirectionalLight; - exports.AmbientLight = AmbientLight; - exports.LightShadow = LightShadow; - exports.Light = Light; - exports.StereoCamera = StereoCamera; - exports.PerspectiveCamera = PerspectiveCamera; - exports.OrthographicCamera = OrthographicCamera; - exports.CubeCamera = CubeCamera; - exports.Camera = Camera; - exports.AudioListener = AudioListener; - exports.PositionalAudio = PositionalAudio; - exports.AudioContext = AudioContext; - exports.AudioAnalyser = AudioAnalyser; - exports.Audio = Audio; - exports.VectorKeyframeTrack = VectorKeyframeTrack; - exports.StringKeyframeTrack = StringKeyframeTrack; - exports.QuaternionKeyframeTrack = QuaternionKeyframeTrack; - exports.NumberKeyframeTrack = NumberKeyframeTrack; - exports.ColorKeyframeTrack = ColorKeyframeTrack; - exports.BooleanKeyframeTrack = BooleanKeyframeTrack; - exports.PropertyMixer = PropertyMixer; - exports.PropertyBinding = PropertyBinding; - exports.KeyframeTrack = KeyframeTrack; - exports.AnimationUtils = AnimationUtils; - exports.AnimationObjectGroup = AnimationObjectGroup; - exports.AnimationMixer = AnimationMixer; - exports.AnimationClip = AnimationClip; - exports.Uniform = Uniform; - exports.InstancedBufferGeometry = InstancedBufferGeometry; - exports.BufferGeometry = BufferGeometry; - exports.GeometryIdCount = GeometryIdCount; - exports.Geometry = Geometry; - exports.InterleavedBufferAttribute = InterleavedBufferAttribute; - exports.InstancedInterleavedBuffer = InstancedInterleavedBuffer; - exports.InterleavedBuffer = InterleavedBuffer; - exports.InstancedBufferAttribute = InstancedBufferAttribute; - exports.Face3 = Face3; - exports.Object3D = Object3D; - exports.Raycaster = Raycaster; - exports.Layers = Layers; - exports.EventDispatcher = EventDispatcher; - exports.Clock = Clock; - exports.QuaternionLinearInterpolant = QuaternionLinearInterpolant; - exports.LinearInterpolant = LinearInterpolant; - exports.DiscreteInterpolant = DiscreteInterpolant; - exports.CubicInterpolant = CubicInterpolant; - exports.Interpolant = Interpolant; - exports.Triangle = Triangle; - exports.Math = _Math; - exports.Spherical = Spherical; - exports.Cylindrical = Cylindrical; - exports.Plane = Plane; - exports.Frustum = Frustum; - exports.Sphere = Sphere; - exports.Ray = Ray; - exports.Matrix4 = Matrix4; - exports.Matrix3 = Matrix3; - exports.Box3 = Box3; - exports.Box2 = Box2; - exports.Line3 = Line3; - exports.Euler = Euler; - exports.Vector4 = Vector4; - exports.Vector3 = Vector3; - exports.Vector2 = Vector2; - exports.Quaternion = Quaternion; - exports.Color = Color; - exports.MorphBlendMesh = MorphBlendMesh; - exports.ImmediateRenderObject = ImmediateRenderObject; - exports.VertexNormalsHelper = VertexNormalsHelper; - exports.SpotLightHelper = SpotLightHelper; - exports.SkeletonHelper = SkeletonHelper; - exports.PointLightHelper = PointLightHelper; - exports.RectAreaLightHelper = RectAreaLightHelper; - exports.HemisphereLightHelper = HemisphereLightHelper; - exports.GridHelper = GridHelper; - exports.PolarGridHelper = PolarGridHelper; - exports.FaceNormalsHelper = FaceNormalsHelper; - exports.DirectionalLightHelper = DirectionalLightHelper; - exports.CameraHelper = CameraHelper; - exports.BoxHelper = BoxHelper; - exports.ArrowHelper = ArrowHelper; - exports.AxisHelper = AxisHelper; - exports.CatmullRomCurve3 = CatmullRomCurve3; - exports.CubicBezierCurve3 = CubicBezierCurve3; - exports.QuadraticBezierCurve3 = QuadraticBezierCurve3; - exports.LineCurve3 = LineCurve3; - exports.ArcCurve = ArcCurve; - exports.EllipseCurve = EllipseCurve; - exports.SplineCurve = SplineCurve; - exports.CubicBezierCurve = CubicBezierCurve; - exports.QuadraticBezierCurve = QuadraticBezierCurve; - exports.LineCurve = LineCurve; - exports.Shape = Shape; - exports.Path = Path; - exports.ShapePath = ShapePath; - exports.Font = Font; - exports.CurvePath = CurvePath; - exports.Curve = Curve; - exports.ShapeUtils = ShapeUtils; - exports.SceneUtils = SceneUtils; - exports.WireframeGeometry = WireframeGeometry; - exports.ParametricGeometry = ParametricGeometry; - exports.ParametricBufferGeometry = ParametricBufferGeometry; - exports.TetrahedronGeometry = TetrahedronGeometry; - exports.TetrahedronBufferGeometry = TetrahedronBufferGeometry; - exports.OctahedronGeometry = OctahedronGeometry; - exports.OctahedronBufferGeometry = OctahedronBufferGeometry; - exports.IcosahedronGeometry = IcosahedronGeometry; - exports.IcosahedronBufferGeometry = IcosahedronBufferGeometry; - exports.DodecahedronGeometry = DodecahedronGeometry; - exports.DodecahedronBufferGeometry = DodecahedronBufferGeometry; - exports.PolyhedronGeometry = PolyhedronGeometry; - exports.PolyhedronBufferGeometry = PolyhedronBufferGeometry; - exports.TubeGeometry = TubeGeometry; - exports.TubeBufferGeometry = TubeBufferGeometry; - exports.TorusKnotGeometry = TorusKnotGeometry; - exports.TorusKnotBufferGeometry = TorusKnotBufferGeometry; - exports.TorusGeometry = TorusGeometry; - exports.TorusBufferGeometry = TorusBufferGeometry; - exports.TextGeometry = TextGeometry; - exports.SphereGeometry = SphereGeometry; - exports.SphereBufferGeometry = SphereBufferGeometry; - exports.RingGeometry = RingGeometry; - exports.RingBufferGeometry = RingBufferGeometry; - exports.PlaneGeometry = PlaneGeometry; - exports.PlaneBufferGeometry = PlaneBufferGeometry; - exports.LatheGeometry = LatheGeometry; - exports.LatheBufferGeometry = LatheBufferGeometry; - exports.ShapeGeometry = ShapeGeometry; - exports.ShapeBufferGeometry = ShapeBufferGeometry; - exports.ExtrudeGeometry = ExtrudeGeometry; - exports.EdgesGeometry = EdgesGeometry; - exports.ConeGeometry = ConeGeometry; - exports.ConeBufferGeometry = ConeBufferGeometry; - exports.CylinderGeometry = CylinderGeometry; - exports.CylinderBufferGeometry = CylinderBufferGeometry; - exports.CircleGeometry = CircleGeometry; - exports.CircleBufferGeometry = CircleBufferGeometry; - exports.BoxGeometry = BoxGeometry; - exports.BoxBufferGeometry = BoxBufferGeometry; - exports.ShadowMaterial = ShadowMaterial; - exports.SpriteMaterial = SpriteMaterial; - exports.RawShaderMaterial = RawShaderMaterial; - exports.ShaderMaterial = ShaderMaterial; - exports.PointsMaterial = PointsMaterial; - exports.MultiMaterial = MultiMaterial; - exports.MeshPhysicalMaterial = MeshPhysicalMaterial; - exports.MeshStandardMaterial = MeshStandardMaterial; - exports.MeshPhongMaterial = MeshPhongMaterial; - exports.MeshToonMaterial = MeshToonMaterial; - exports.MeshNormalMaterial = MeshNormalMaterial; - exports.MeshLambertMaterial = MeshLambertMaterial; - exports.MeshDepthMaterial = MeshDepthMaterial; - exports.MeshBasicMaterial = MeshBasicMaterial; - exports.LineDashedMaterial = LineDashedMaterial; - exports.LineBasicMaterial = LineBasicMaterial; - exports.Material = Material; - exports.Float64BufferAttribute = Float64BufferAttribute; - exports.Float32BufferAttribute = Float32BufferAttribute; - exports.Uint32BufferAttribute = Uint32BufferAttribute; - exports.Int32BufferAttribute = Int32BufferAttribute; - exports.Uint16BufferAttribute = Uint16BufferAttribute; - exports.Int16BufferAttribute = Int16BufferAttribute; - exports.Uint8ClampedBufferAttribute = Uint8ClampedBufferAttribute; - exports.Uint8BufferAttribute = Uint8BufferAttribute; - exports.Int8BufferAttribute = Int8BufferAttribute; - exports.BufferAttribute = BufferAttribute; - exports.REVISION = REVISION; - exports.MOUSE = MOUSE; - exports.CullFaceNone = CullFaceNone; - exports.CullFaceBack = CullFaceBack; - exports.CullFaceFront = CullFaceFront; - exports.CullFaceFrontBack = CullFaceFrontBack; - exports.FrontFaceDirectionCW = FrontFaceDirectionCW; - exports.FrontFaceDirectionCCW = FrontFaceDirectionCCW; - exports.BasicShadowMap = BasicShadowMap; - exports.PCFShadowMap = PCFShadowMap; - exports.PCFSoftShadowMap = PCFSoftShadowMap; - exports.FrontSide = FrontSide; - exports.BackSide = BackSide; - exports.DoubleSide = DoubleSide; - exports.FlatShading = FlatShading; - exports.SmoothShading = SmoothShading; - exports.NoColors = NoColors; - exports.FaceColors = FaceColors; - exports.VertexColors = VertexColors; - exports.NoBlending = NoBlending; - exports.NormalBlending = NormalBlending; - exports.AdditiveBlending = AdditiveBlending; - exports.SubtractiveBlending = SubtractiveBlending; - exports.MultiplyBlending = MultiplyBlending; - exports.CustomBlending = CustomBlending; - exports.AddEquation = AddEquation; - exports.SubtractEquation = SubtractEquation; - exports.ReverseSubtractEquation = ReverseSubtractEquation; - exports.MinEquation = MinEquation; - exports.MaxEquation = MaxEquation; - exports.ZeroFactor = ZeroFactor; - exports.OneFactor = OneFactor; - exports.SrcColorFactor = SrcColorFactor; - exports.OneMinusSrcColorFactor = OneMinusSrcColorFactor; - exports.SrcAlphaFactor = SrcAlphaFactor; - exports.OneMinusSrcAlphaFactor = OneMinusSrcAlphaFactor; - exports.DstAlphaFactor = DstAlphaFactor; - exports.OneMinusDstAlphaFactor = OneMinusDstAlphaFactor; - exports.DstColorFactor = DstColorFactor; - exports.OneMinusDstColorFactor = OneMinusDstColorFactor; - exports.SrcAlphaSaturateFactor = SrcAlphaSaturateFactor; - exports.NeverDepth = NeverDepth; - exports.AlwaysDepth = AlwaysDepth; - exports.LessDepth = LessDepth; - exports.LessEqualDepth = LessEqualDepth; - exports.EqualDepth = EqualDepth; - exports.GreaterEqualDepth = GreaterEqualDepth; - exports.GreaterDepth = GreaterDepth; - exports.NotEqualDepth = NotEqualDepth; - exports.MultiplyOperation = MultiplyOperation; - exports.MixOperation = MixOperation; - exports.AddOperation = AddOperation; - exports.NoToneMapping = NoToneMapping; - exports.LinearToneMapping = LinearToneMapping; - exports.ReinhardToneMapping = ReinhardToneMapping; - exports.Uncharted2ToneMapping = Uncharted2ToneMapping; - exports.CineonToneMapping = CineonToneMapping; - exports.UVMapping = UVMapping; - exports.CubeReflectionMapping = CubeReflectionMapping; - exports.CubeRefractionMapping = CubeRefractionMapping; - exports.EquirectangularReflectionMapping = EquirectangularReflectionMapping; - exports.EquirectangularRefractionMapping = EquirectangularRefractionMapping; - exports.SphericalReflectionMapping = SphericalReflectionMapping; - exports.CubeUVReflectionMapping = CubeUVReflectionMapping; - exports.CubeUVRefractionMapping = CubeUVRefractionMapping; - exports.RepeatWrapping = RepeatWrapping; - exports.ClampToEdgeWrapping = ClampToEdgeWrapping; - exports.MirroredRepeatWrapping = MirroredRepeatWrapping; - exports.NearestFilter = NearestFilter; - exports.NearestMipMapNearestFilter = NearestMipMapNearestFilter; - exports.NearestMipMapLinearFilter = NearestMipMapLinearFilter; - exports.LinearFilter = LinearFilter; - exports.LinearMipMapNearestFilter = LinearMipMapNearestFilter; - exports.LinearMipMapLinearFilter = LinearMipMapLinearFilter; - exports.UnsignedByteType = UnsignedByteType; - exports.ByteType = ByteType; - exports.ShortType = ShortType; - exports.UnsignedShortType = UnsignedShortType; - exports.IntType = IntType; - exports.UnsignedIntType = UnsignedIntType; - exports.FloatType = FloatType; - exports.HalfFloatType = HalfFloatType; - exports.UnsignedShort4444Type = UnsignedShort4444Type; - exports.UnsignedShort5551Type = UnsignedShort5551Type; - exports.UnsignedShort565Type = UnsignedShort565Type; - exports.UnsignedInt248Type = UnsignedInt248Type; - exports.AlphaFormat = AlphaFormat; - exports.RGBFormat = RGBFormat; - exports.RGBAFormat = RGBAFormat; - exports.LuminanceFormat = LuminanceFormat; - exports.LuminanceAlphaFormat = LuminanceAlphaFormat; - exports.RGBEFormat = RGBEFormat; - exports.DepthFormat = DepthFormat; - exports.DepthStencilFormat = DepthStencilFormat; - exports.RGB_S3TC_DXT1_Format = RGB_S3TC_DXT1_Format; - exports.RGBA_S3TC_DXT1_Format = RGBA_S3TC_DXT1_Format; - exports.RGBA_S3TC_DXT3_Format = RGBA_S3TC_DXT3_Format; - exports.RGBA_S3TC_DXT5_Format = RGBA_S3TC_DXT5_Format; - exports.RGB_PVRTC_4BPPV1_Format = RGB_PVRTC_4BPPV1_Format; - exports.RGB_PVRTC_2BPPV1_Format = RGB_PVRTC_2BPPV1_Format; - exports.RGBA_PVRTC_4BPPV1_Format = RGBA_PVRTC_4BPPV1_Format; - exports.RGBA_PVRTC_2BPPV1_Format = RGBA_PVRTC_2BPPV1_Format; - exports.RGB_ETC1_Format = RGB_ETC1_Format; - exports.LoopOnce = LoopOnce; - exports.LoopRepeat = LoopRepeat; - exports.LoopPingPong = LoopPingPong; - exports.InterpolateDiscrete = InterpolateDiscrete; - exports.InterpolateLinear = InterpolateLinear; - exports.InterpolateSmooth = InterpolateSmooth; - exports.ZeroCurvatureEnding = ZeroCurvatureEnding; - exports.ZeroSlopeEnding = ZeroSlopeEnding; - exports.WrapAroundEnding = WrapAroundEnding; - exports.TrianglesDrawMode = TrianglesDrawMode; - exports.TriangleStripDrawMode = TriangleStripDrawMode; - exports.TriangleFanDrawMode = TriangleFanDrawMode; - exports.LinearEncoding = LinearEncoding; - exports.sRGBEncoding = sRGBEncoding; - exports.GammaEncoding = GammaEncoding; - exports.RGBEEncoding = RGBEEncoding; - exports.LogLuvEncoding = LogLuvEncoding; - exports.RGBM7Encoding = RGBM7Encoding; - exports.RGBM16Encoding = RGBM16Encoding; - exports.RGBDEncoding = RGBDEncoding; - exports.BasicDepthPacking = BasicDepthPacking; - exports.RGBADepthPacking = RGBADepthPacking; - exports.CubeGeometry = BoxGeometry; - exports.Face4 = Face4; - exports.LineStrip = LineStrip; - exports.LinePieces = LinePieces; - exports.MeshFaceMaterial = MeshFaceMaterial; - exports.PointCloud = PointCloud; - exports.Particle = Particle; - exports.ParticleSystem = ParticleSystem; - exports.PointCloudMaterial = PointCloudMaterial; - exports.ParticleBasicMaterial = ParticleBasicMaterial; - exports.ParticleSystemMaterial = ParticleSystemMaterial; - exports.Vertex = Vertex; - exports.DynamicBufferAttribute = DynamicBufferAttribute; - exports.Int8Attribute = Int8Attribute; - exports.Uint8Attribute = Uint8Attribute; - exports.Uint8ClampedAttribute = Uint8ClampedAttribute; - exports.Int16Attribute = Int16Attribute; - exports.Uint16Attribute = Uint16Attribute; - exports.Int32Attribute = Int32Attribute; - exports.Uint32Attribute = Uint32Attribute; - exports.Float32Attribute = Float32Attribute; - exports.Float64Attribute = Float64Attribute; - exports.ClosedSplineCurve3 = ClosedSplineCurve3; - exports.SplineCurve3 = SplineCurve3; - exports.Spline = Spline; - exports.BoundingBoxHelper = BoundingBoxHelper; - exports.EdgesHelper = EdgesHelper; - exports.WireframeHelper = WireframeHelper; - exports.XHRLoader = XHRLoader; - exports.BinaryTextureLoader = BinaryTextureLoader; - exports.GeometryUtils = GeometryUtils; - exports.ImageUtils = ImageUtils; - exports.Projector = Projector; - exports.CanvasRenderer = CanvasRenderer; - - Object.defineProperty(exports, '__esModule', { value: true }); - -}))); diff --git a/stitchcode/threee/CanvasRenderer.js b/stitchcode/threee/CanvasRenderer.js new file mode 100644 index 00000000..6b128053 --- /dev/null +++ b/stitchcode/threee/CanvasRenderer.js @@ -0,0 +1,1155 @@ +/** + * @author mrdoob / http://mrdoob.com/ + */ + +THREE.SpriteCanvasMaterial = function ( parameters ) { + + THREE.Material.call( this ); + + this.type = 'SpriteCanvasMaterial'; + + this.color = new THREE.Color( 0xffffff ); + this.program = function ( context, color ) {}; + + this.setValues( parameters ); + +}; + +THREE.SpriteCanvasMaterial.prototype = Object.create( THREE.Material.prototype ); +THREE.SpriteCanvasMaterial.prototype.constructor = THREE.SpriteCanvasMaterial; + +THREE.SpriteCanvasMaterial.prototype.clone = function () { + + var material = new THREE.SpriteCanvasMaterial(); + + material.copy( this ); + material.color.copy( this.color ); + material.program = this.program; + + return material; + +}; + +// + +THREE.CanvasRenderer = function ( parameters ) { + + console.log( 'THREE.CanvasRenderer', THREE.REVISION ); + + parameters = parameters || {}; + + var _this = this, + _renderData, _elements, _lights, + _projector = new THREE.Projector(), + + _canvas = parameters.canvas !== undefined + ? parameters.canvas + : document.createElement( 'canvas' ), + + _canvasWidth = _canvas.width, + _canvasHeight = _canvas.height, + _canvasWidthHalf = Math.floor( _canvasWidth / 2 ), + _canvasHeightHalf = Math.floor( _canvasHeight / 2 ), + + _viewportX = 0, + _viewportY = 0, + _viewportWidth = _canvasWidth, + _viewportHeight = _canvasHeight, + + _pixelRatio = 1, + + _context = _canvas.getContext( '2d', { + alpha: parameters.alpha === true + } ), + + _clearColor = new THREE.Color( 0x000000 ), + _clearAlpha = parameters.alpha === true ? 0 : 1, + + _contextGlobalAlpha = 1, + _contextGlobalCompositeOperation = 0, + _contextStrokeStyle = null, + _contextFillStyle = null, + _contextLineWidth = null, + _contextLineCap = null, + _contextLineJoin = null, + _contextLineDash = [], + + _camera, + + _v1, _v2, _v3, _v4, + _v5 = new THREE.RenderableVertex(), + _v6 = new THREE.RenderableVertex(), + + _v1x, _v1y, _v2x, _v2y, _v3x, _v3y, + _v4x, _v4y, _v5x, _v5y, _v6x, _v6y, + + _color = new THREE.Color(), + _color1 = new THREE.Color(), + _color2 = new THREE.Color(), + _color3 = new THREE.Color(), + _color4 = new THREE.Color(), + + _diffuseColor = new THREE.Color(), + _emissiveColor = new THREE.Color(), + + _lightColor = new THREE.Color(), + + _patterns = {}, + + _image, _uvs, + _uv1x, _uv1y, _uv2x, _uv2y, _uv3x, _uv3y, + + _clipBox = new THREE.Box2(), + _clearBox = new THREE.Box2(), + _elemBox = new THREE.Box2(), + + _ambientLight = new THREE.Color(), + _directionalLights = new THREE.Color(), + _pointLights = new THREE.Color(), + + _vector3 = new THREE.Vector3(), // Needed for PointLight + _centroid = new THREE.Vector3(), + _normal = new THREE.Vector3(), + _normalViewMatrix = new THREE.Matrix3(); + + /* TODO + _canvas.mozImageSmoothingEnabled = false; + _canvas.webkitImageSmoothingEnabled = false; + _canvas.msImageSmoothingEnabled = false; + _canvas.imageSmoothingEnabled = false; + */ + + // dash+gap fallbacks for Firefox and everything else + + if ( _context.setLineDash === undefined ) { + + _context.setLineDash = function () {}; + + } + + this.domElement = _canvas; + + this.autoClear = true; + this.sortObjects = true; + this.sortElements = true; + + this.info = { + + render: { + + vertices: 0, + faces: 0 + + } + + }; + + // WebGLRenderer compatibility + + this.supportsVertexTextures = function () {}; + this.setFaceCulling = function () {}; + + // API + + this.getContext = function () { + + return _context; + + }; + + this.getContextAttributes = function () { + + return _context.getContextAttributes(); + + }; + + this.getPixelRatio = function () { + + return _pixelRatio; + + }; + + this.setPixelRatio = function ( value ) { + + if ( value !== undefined ) _pixelRatio = value; + + }; + + this.setSize = function ( width, height, updateStyle ) { + + _canvasWidth = width * _pixelRatio; + _canvasHeight = height * _pixelRatio; + + _canvas.width = _canvasWidth; + _canvas.height = _canvasHeight; + + _canvasWidthHalf = Math.floor( _canvasWidth / 2 ); + _canvasHeightHalf = Math.floor( _canvasHeight / 2 ); + + if ( updateStyle !== false ) { + + _canvas.style.width = width + 'px'; + _canvas.style.height = height + 'px'; + + } + + _clipBox.min.set( - _canvasWidthHalf, - _canvasHeightHalf ); + _clipBox.max.set( _canvasWidthHalf, _canvasHeightHalf ); + + _clearBox.min.set( - _canvasWidthHalf, - _canvasHeightHalf ); + _clearBox.max.set( _canvasWidthHalf, _canvasHeightHalf ); + + _contextGlobalAlpha = 1; + _contextGlobalCompositeOperation = 0; + _contextStrokeStyle = null; + _contextFillStyle = null; + _contextLineWidth = null; + _contextLineCap = null; + _contextLineJoin = null; + + this.setViewport( 0, 0, width, height ); + + }; + + this.setViewport = function ( x, y, width, height ) { + + _viewportX = x * _pixelRatio; + _viewportY = y * _pixelRatio; + + _viewportWidth = width * _pixelRatio; + _viewportHeight = height * _pixelRatio; + + }; + + this.setScissor = function () {}; + this.setScissorTest = function () {}; + + this.setClearColor = function ( color, alpha ) { + + _clearColor.set( color ); + _clearAlpha = alpha !== undefined ? alpha : 1; + + _clearBox.min.set( - _canvasWidthHalf, - _canvasHeightHalf ); + _clearBox.max.set( _canvasWidthHalf, _canvasHeightHalf ); + + }; + + this.setClearColorHex = function ( hex, alpha ) { + + console.warn( 'THREE.CanvasRenderer: .setClearColorHex() is being removed. Use .setClearColor() instead.' ); + this.setClearColor( hex, alpha ); + + }; + + this.getClearColor = function () { + + return _clearColor; + + }; + + this.getClearAlpha = function () { + + return _clearAlpha; + + }; + + this.getMaxAnisotropy = function () { + + return 0; + + }; + + this.clear = function () { + + if ( _clearBox.isEmpty() === false ) { + + _clearBox.intersect( _clipBox ); + _clearBox.expandByScalar( 2 ); + + _clearBox.min.x = _clearBox.min.x + _canvasWidthHalf; + _clearBox.min.y = - _clearBox.min.y + _canvasHeightHalf; // higher y value ! + _clearBox.max.x = _clearBox.max.x + _canvasWidthHalf; + _clearBox.max.y = - _clearBox.max.y + _canvasHeightHalf; // lower y value ! + + if ( _clearAlpha < 1 ) { + + _context.clearRect( + _clearBox.min.x | 0, + _clearBox.max.y | 0, + ( _clearBox.max.x - _clearBox.min.x ) | 0, + ( _clearBox.min.y - _clearBox.max.y ) | 0 + ); + + } + + if ( _clearAlpha > 0 ) { + + setBlending( THREE.NormalBlending ); + setOpacity( 1 ); + + setFillStyle( 'rgba(' + Math.floor( _clearColor.r * 255 ) + ',' + Math.floor( _clearColor.g * 255 ) + ',' + Math.floor( _clearColor.b * 255 ) + ',' + _clearAlpha + ')' ); + + _context.fillRect( + _clearBox.min.x | 0, + _clearBox.max.y | 0, + ( _clearBox.max.x - _clearBox.min.x ) | 0, + ( _clearBox.min.y - _clearBox.max.y ) | 0 + ); + + } + + _clearBox.makeEmpty(); + + } + + }; + + // compatibility + + this.clearColor = function () {}; + this.clearDepth = function () {}; + this.clearStencil = function () {}; + + this.render = function ( scene, camera ) { + + if ( camera instanceof THREE.Camera === false ) { + + console.error( 'THREE.CanvasRenderer.render: camera is not an instance of THREE.Camera.' ); + return; + + } + + var background = scene.background; + + if ( background && background.isColor ) { + + setFillStyle( 'rgb(' + Math.floor( background.r * 255 ) + ',' + Math.floor( background.g * 255 ) + ',' + Math.floor( background.b * 255 ) + ')' ); + _context.fillRect( 0, 0, _canvasWidth, _canvasHeight ); + + } else if ( this.autoClear === true ) { + + this.clear(); + + } + + _this.info.render.vertices = 0; + _this.info.render.faces = 0; + + _context.setTransform( _viewportWidth / _canvasWidth, 0, 0, - _viewportHeight / _canvasHeight, _viewportX, _canvasHeight - _viewportY ); + _context.translate( _canvasWidthHalf, _canvasHeightHalf ); + + _renderData = _projector.projectScene( scene, camera, this.sortObjects, this.sortElements ); + _elements = _renderData.elements; + _lights = _renderData.lights; + _camera = camera; + + _normalViewMatrix.getNormalMatrix( camera.matrixWorldInverse ); + + /* DEBUG + setFillStyle( 'rgba( 0, 255, 255, 0.5 )' ); + _context.fillRect( _clipBox.min.x, _clipBox.min.y, _clipBox.max.x - _clipBox.min.x, _clipBox.max.y - _clipBox.min.y ); + */ + + calculateLights(); + + for ( var e = 0, el = _elements.length; e < el; e ++ ) { + + var element = _elements[ e ]; + + var material = element.material; + + if ( material === undefined || material.opacity === 0 ) continue; + + _elemBox.makeEmpty(); + + if ( element instanceof THREE.RenderableSprite ) { + + _v1 = element; + _v1.x *= _canvasWidthHalf; _v1.y *= _canvasHeightHalf; + + renderSprite( _v1, element, material ); + + } else if ( element instanceof THREE.RenderableLine ) { + + _v1 = element.v1; _v2 = element.v2; + + _v1.positionScreen.x *= _canvasWidthHalf; _v1.positionScreen.y *= _canvasHeightHalf; + _v2.positionScreen.x *= _canvasWidthHalf; _v2.positionScreen.y *= _canvasHeightHalf; + + _elemBox.setFromPoints( [ + _v1.positionScreen, + _v2.positionScreen + ] ); + + if ( _clipBox.intersectsBox( _elemBox ) === true ) { + + renderLine( _v1, _v2, element, material ); + + } + + } else if ( element instanceof THREE.RenderableFace ) { + + _v1 = element.v1; _v2 = element.v2; _v3 = element.v3; + + if ( _v1.positionScreen.z < - 1 || _v1.positionScreen.z > 1 ) continue; + if ( _v2.positionScreen.z < - 1 || _v2.positionScreen.z > 1 ) continue; + if ( _v3.positionScreen.z < - 1 || _v3.positionScreen.z > 1 ) continue; + + _v1.positionScreen.x *= _canvasWidthHalf; _v1.positionScreen.y *= _canvasHeightHalf; + _v2.positionScreen.x *= _canvasWidthHalf; _v2.positionScreen.y *= _canvasHeightHalf; + _v3.positionScreen.x *= _canvasWidthHalf; _v3.positionScreen.y *= _canvasHeightHalf; + + if ( material.overdraw > 0 ) { + + expand( _v1.positionScreen, _v2.positionScreen, material.overdraw ); + expand( _v2.positionScreen, _v3.positionScreen, material.overdraw ); + expand( _v3.positionScreen, _v1.positionScreen, material.overdraw ); + + } + + _elemBox.setFromPoints( [ + _v1.positionScreen, + _v2.positionScreen, + _v3.positionScreen + ] ); + + if ( _clipBox.intersectsBox( _elemBox ) === true ) { + + renderFace3( _v1, _v2, _v3, 0, 1, 2, element, material ); + + } + + } + + /* DEBUG + setLineWidth( 1 ); + setStrokeStyle( 'rgba( 0, 255, 0, 0.5 )' ); + _context.strokeRect( _elemBox.min.x, _elemBox.min.y, _elemBox.max.x - _elemBox.min.x, _elemBox.max.y - _elemBox.min.y ); + */ + + _clearBox.union( _elemBox ); + + } + + /* DEBUG + setLineWidth( 1 ); + setStrokeStyle( 'rgba( 255, 0, 0, 0.5 )' ); + _context.strokeRect( _clearBox.min.x, _clearBox.min.y, _clearBox.max.x - _clearBox.min.x, _clearBox.max.y - _clearBox.min.y ); + */ + + _context.setTransform( 1, 0, 0, 1, 0, 0 ); + + }; + + // + + function calculateLights() { + + _ambientLight.setRGB( 0, 0, 0 ); + _directionalLights.setRGB( 0, 0, 0 ); + _pointLights.setRGB( 0, 0, 0 ); + + for ( var l = 0, ll = _lights.length; l < ll; l ++ ) { + + var light = _lights[ l ]; + var lightColor = light.color; + + if ( light instanceof THREE.AmbientLight ) { + + _ambientLight.add( lightColor ); + + } else if ( light instanceof THREE.DirectionalLight ) { + + // for sprites + + _directionalLights.add( lightColor ); + + } else if ( light instanceof THREE.PointLight ) { + + // for sprites + + _pointLights.add( lightColor ); + + } + + } + + } + + function calculateLight( position, normal, color ) { + + for ( var l = 0, ll = _lights.length; l < ll; l ++ ) { + + var light = _lights[ l ]; + + _lightColor.copy( light.color ); + + if ( light instanceof THREE.DirectionalLight ) { + + var lightPosition = _vector3.setFromMatrixPosition( light.matrixWorld ).normalize(); + + var amount = normal.dot( lightPosition ); + + if ( amount <= 0 ) continue; + + amount *= light.intensity; + + color.add( _lightColor.multiplyScalar( amount ) ); + + } else if ( light instanceof THREE.PointLight ) { + + var lightPosition = _vector3.setFromMatrixPosition( light.matrixWorld ); + + var amount = normal.dot( _vector3.subVectors( lightPosition, position ).normalize() ); + + if ( amount <= 0 ) continue; + + amount *= light.distance == 0 ? 1 : 1 - Math.min( position.distanceTo( lightPosition ) / light.distance, 1 ); + + if ( amount == 0 ) continue; + + amount *= light.intensity; + + color.add( _lightColor.multiplyScalar( amount ) ); + + } + + } + + } + + function renderSprite( v1, element, material ) { + + setOpacity( material.opacity ); + setBlending( material.blending ); + + var scaleX = element.scale.x * _canvasWidthHalf; + var scaleY = element.scale.y * _canvasHeightHalf; + + var dist = 0.5 * Math.sqrt( scaleX * scaleX + scaleY * scaleY ); // allow for rotated sprite + _elemBox.min.set( v1.x - dist, v1.y - dist ); + _elemBox.max.set( v1.x + dist, v1.y + dist ); + + if ( material instanceof THREE.SpriteMaterial ) { + + var texture = material.map; + + if ( texture !== null ) { + + var pattern = _patterns[ texture.id ]; + + if ( pattern === undefined || pattern.version !== texture.version ) { + + pattern = textureToPattern( texture ); + _patterns[ texture.id ] = pattern; + + } + + if ( pattern.canvas !== undefined ) { + + setFillStyle( pattern.canvas ); + + var bitmap = texture.image; + + var ox = bitmap.width * texture.offset.x; + var oy = bitmap.height * texture.offset.y; + + var sx = bitmap.width * texture.repeat.x; + var sy = bitmap.height * texture.repeat.y; + + var cx = scaleX / sx; + var cy = scaleY / sy; + + _context.save(); + _context.translate( v1.x, v1.y ); + if ( material.rotation !== 0 ) _context.rotate( material.rotation ); + _context.translate( - scaleX / 2, - scaleY / 2 ); + _context.scale( cx, cy ); + _context.translate( - ox, - oy ); + _context.fillRect( ox, oy, sx, sy ); + _context.restore(); + + } + + } else { + + // no texture + + setFillStyle( material.color.getStyle() ); + + _context.save(); + _context.translate( v1.x, v1.y ); + if ( material.rotation !== 0 ) _context.rotate( material.rotation ); + _context.scale( scaleX, - scaleY ); + _context.fillRect( - 0.5, - 0.5, 1, 1 ); + _context.restore(); + + } + + } else if ( material instanceof THREE.SpriteCanvasMaterial ) { + + setStrokeStyle( material.color.getStyle() ); + setFillStyle( material.color.getStyle() ); + + _context.save(); + _context.translate( v1.x, v1.y ); + if ( material.rotation !== 0 ) _context.rotate( material.rotation ); + _context.scale( scaleX, scaleY ); + + material.program( _context ); + + _context.restore(); + + } + + /* DEBUG + setStrokeStyle( 'rgb(255,255,0)' ); + _context.beginPath(); + _context.moveTo( v1.x - 10, v1.y ); + _context.lineTo( v1.x + 10, v1.y ); + _context.moveTo( v1.x, v1.y - 10 ); + _context.lineTo( v1.x, v1.y + 10 ); + _context.stroke(); + */ + + } + + function renderLine( v1, v2, element, material ) { + + setOpacity( material.opacity ); + setBlending( material.blending ); + + _context.beginPath(); + _context.moveTo( v1.positionScreen.x, v1.positionScreen.y ); + _context.lineTo( v2.positionScreen.x, v2.positionScreen.y ); + + if ( material instanceof THREE.LineBasicMaterial ) { + + setLineWidth( material.linewidth ); + setLineCap( material.linecap ); + setLineJoin( material.linejoin ); + + if ( material.vertexColors !== THREE.VertexColors ) { + + setStrokeStyle( material.color.getStyle() ); + + } else { + + var colorStyle1 = element.vertexColors[ 0 ].getStyle(); + var colorStyle2 = element.vertexColors[ 1 ].getStyle(); + + if ( colorStyle1 === colorStyle2 ) { + + setStrokeStyle( colorStyle1 ); + + } else { + + try { + + var grad = _context.createLinearGradient( + v1.positionScreen.x, + v1.positionScreen.y, + v2.positionScreen.x, + v2.positionScreen.y + ); + grad.addColorStop( 0, colorStyle1 ); + grad.addColorStop( 1, colorStyle2 ); + + } catch ( exception ) { + + grad = colorStyle1; + + } + + setStrokeStyle( grad ); + + } + + } + + _context.stroke(); + _elemBox.expandByScalar( material.linewidth * 2 ); + + } else if ( material instanceof THREE.LineDashedMaterial ) { + + setLineWidth( material.linewidth ); + setLineCap( material.linecap ); + setLineJoin( material.linejoin ); + setStrokeStyle( material.color.getStyle() ); + setLineDash( [ material.dashSize, material.gapSize ] ); + + _context.stroke(); + + _elemBox.expandByScalar( material.linewidth * 2 ); + + setLineDash( [] ); + + } + + } + + function renderFace3( v1, v2, v3, uv1, uv2, uv3, element, material ) { + + _this.info.render.vertices += 3; + _this.info.render.faces ++; + + setOpacity( material.opacity ); + setBlending( material.blending ); + + _v1x = v1.positionScreen.x; _v1y = v1.positionScreen.y; + _v2x = v2.positionScreen.x; _v2y = v2.positionScreen.y; + _v3x = v3.positionScreen.x; _v3y = v3.positionScreen.y; + + drawTriangle( _v1x, _v1y, _v2x, _v2y, _v3x, _v3y ); + + if ( ( material instanceof THREE.MeshLambertMaterial || material instanceof THREE.MeshPhongMaterial ) && material.map === null ) { + + _diffuseColor.copy( material.color ); + _emissiveColor.copy( material.emissive ); + + if ( material.vertexColors === THREE.FaceColors ) { + + _diffuseColor.multiply( element.color ); + + } + + _color.copy( _ambientLight ); + + _centroid.copy( v1.positionWorld ).add( v2.positionWorld ).add( v3.positionWorld ).divideScalar( 3 ); + + calculateLight( _centroid, element.normalModel, _color ); + + _color.multiply( _diffuseColor ).add( _emissiveColor ); + + material.wireframe === true + ? strokePath( _color, material.wireframeLinewidth, material.wireframeLinecap, material.wireframeLinejoin ) + : fillPath( _color ); + + } else if ( material instanceof THREE.MeshBasicMaterial || + material instanceof THREE.MeshLambertMaterial || + material instanceof THREE.MeshPhongMaterial ) { + + if ( material.map !== null ) { + + var mapping = material.map.mapping; + + if ( mapping === THREE.UVMapping ) { + + _uvs = element.uvs; + patternPath( _v1x, _v1y, _v2x, _v2y, _v3x, _v3y, _uvs[ uv1 ].x, _uvs[ uv1 ].y, _uvs[ uv2 ].x, _uvs[ uv2 ].y, _uvs[ uv3 ].x, _uvs[ uv3 ].y, material.map ); + + } + + } else if ( material.envMap !== null ) { + + if ( material.envMap.mapping === THREE.SphericalReflectionMapping ) { + + _normal.copy( element.vertexNormalsModel[ uv1 ] ).applyMatrix3( _normalViewMatrix ); + _uv1x = 0.5 * _normal.x + 0.5; + _uv1y = 0.5 * _normal.y + 0.5; + + _normal.copy( element.vertexNormalsModel[ uv2 ] ).applyMatrix3( _normalViewMatrix ); + _uv2x = 0.5 * _normal.x + 0.5; + _uv2y = 0.5 * _normal.y + 0.5; + + _normal.copy( element.vertexNormalsModel[ uv3 ] ).applyMatrix3( _normalViewMatrix ); + _uv3x = 0.5 * _normal.x + 0.5; + _uv3y = 0.5 * _normal.y + 0.5; + + patternPath( _v1x, _v1y, _v2x, _v2y, _v3x, _v3y, _uv1x, _uv1y, _uv2x, _uv2y, _uv3x, _uv3y, material.envMap ); + + } + + } else { + + _color.copy( material.color ); + + if ( material.vertexColors === THREE.FaceColors ) { + + _color.multiply( element.color ); + + } + + material.wireframe === true + ? strokePath( _color, material.wireframeLinewidth, material.wireframeLinecap, material.wireframeLinejoin ) + : fillPath( _color ); + + } + + } else if ( material instanceof THREE.MeshNormalMaterial ) { + + _normal.copy( element.normalModel ).applyMatrix3( _normalViewMatrix ); + + _color.setRGB( _normal.x, _normal.y, _normal.z ).multiplyScalar( 0.5 ).addScalar( 0.5 ); + + material.wireframe === true + ? strokePath( _color, material.wireframeLinewidth, material.wireframeLinecap, material.wireframeLinejoin ) + : fillPath( _color ); + + } else { + + _color.setRGB( 1, 1, 1 ); + + material.wireframe === true + ? strokePath( _color, material.wireframeLinewidth, material.wireframeLinecap, material.wireframeLinejoin ) + : fillPath( _color ); + + } + + } + + // + + function drawTriangle( x0, y0, x1, y1, x2, y2 ) { + + _context.beginPath(); + _context.moveTo( x0, y0 ); + _context.lineTo( x1, y1 ); + _context.lineTo( x2, y2 ); + _context.closePath(); + + } + + function strokePath( color, linewidth, linecap, linejoin ) { + + setLineWidth( linewidth ); + setLineCap( linecap ); + setLineJoin( linejoin ); + setStrokeStyle( color.getStyle() ); + + _context.stroke(); + + _elemBox.expandByScalar( linewidth * 2 ); + + } + + function fillPath( color ) { + + setFillStyle( color.getStyle() ); + _context.fill(); + + } + + function textureToPattern( texture ) { + + if ( texture.version === 0 || + texture instanceof THREE.CompressedTexture || + texture instanceof THREE.DataTexture ) { + + return { + canvas: undefined, + version: texture.version + }; + + } + + var image = texture.image; + + if ( image.complete === false ) { + + return { + canvas: undefined, + version: 0 + }; + + } + + var repeatX = texture.wrapS === THREE.RepeatWrapping || texture.wrapS === THREE.MirroredRepeatWrapping; + var repeatY = texture.wrapT === THREE.RepeatWrapping || texture.wrapT === THREE.MirroredRepeatWrapping; + + var mirrorX = texture.wrapS === THREE.MirroredRepeatWrapping; + var mirrorY = texture.wrapT === THREE.MirroredRepeatWrapping; + + // + + var canvas = document.createElement( 'canvas' ); + canvas.width = image.width * ( mirrorX ? 2 : 1 ); + canvas.height = image.height * ( mirrorY ? 2 : 1 ); + + var context = canvas.getContext( '2d' ); + context.setTransform( 1, 0, 0, - 1, 0, image.height ); + context.drawImage( image, 0, 0 ); + + if ( mirrorX === true ) { + + context.setTransform( - 1, 0, 0, - 1, image.width, image.height ); + context.drawImage( image, - image.width, 0 ); + + } + + if ( mirrorY === true ) { + + context.setTransform( 1, 0, 0, 1, 0, 0 ); + context.drawImage( image, 0, image.height ); + + } + + if ( mirrorX === true && mirrorY === true ) { + + context.setTransform( - 1, 0, 0, 1, image.width, 0 ); + context.drawImage( image, - image.width, image.height ); + + } + + var repeat = 'no-repeat'; + + if ( repeatX === true && repeatY === true ) { + + repeat = 'repeat'; + + } else if ( repeatX === true ) { + + repeat = 'repeat-x'; + + } else if ( repeatY === true ) { + + repeat = 'repeat-y'; + + } + + var pattern = _context.createPattern( canvas, repeat ); + + if ( texture.onUpdate ) texture.onUpdate( texture ); + + return { + canvas: pattern, + version: texture.version + }; + + } + + function patternPath( x0, y0, x1, y1, x2, y2, u0, v0, u1, v1, u2, v2, texture ) { + + var pattern = _patterns[ texture.id ]; + + if ( pattern === undefined || pattern.version !== texture.version ) { + + pattern = textureToPattern( texture ); + _patterns[ texture.id ] = pattern; + + } + + if ( pattern.canvas !== undefined ) { + + setFillStyle( pattern.canvas ); + + } else { + + setFillStyle( 'rgba( 0, 0, 0, 1)' ); + _context.fill(); + return; + + } + + // http://extremelysatisfactorytotalitarianism.com/blog/?p=2120 + + var a, b, c, d, e, f, det, idet, + offsetX = texture.offset.x / texture.repeat.x, + offsetY = texture.offset.y / texture.repeat.y, + width = texture.image.width * texture.repeat.x, + height = texture.image.height * texture.repeat.y; + + u0 = ( u0 + offsetX ) * width; + v0 = ( v0 + offsetY ) * height; + + u1 = ( u1 + offsetX ) * width; + v1 = ( v1 + offsetY ) * height; + + u2 = ( u2 + offsetX ) * width; + v2 = ( v2 + offsetY ) * height; + + x1 -= x0; y1 -= y0; + x2 -= x0; y2 -= y0; + + u1 -= u0; v1 -= v0; + u2 -= u0; v2 -= v0; + + det = u1 * v2 - u2 * v1; + + if ( det === 0 ) return; + + idet = 1 / det; + + a = ( v2 * x1 - v1 * x2 ) * idet; + b = ( v2 * y1 - v1 * y2 ) * idet; + c = ( u1 * x2 - u2 * x1 ) * idet; + d = ( u1 * y2 - u2 * y1 ) * idet; + + e = x0 - a * u0 - c * v0; + f = y0 - b * u0 - d * v0; + + _context.save(); + _context.transform( a, b, c, d, e, f ); + _context.fill(); + _context.restore(); + + } + + function clipImage( x0, y0, x1, y1, x2, y2, u0, v0, u1, v1, u2, v2, image ) { + + // http://extremelysatisfactorytotalitarianism.com/blog/?p=2120 + + var a, b, c, d, e, f, det, idet, + width = image.width - 1, + height = image.height - 1; + + u0 *= width; v0 *= height; + u1 *= width; v1 *= height; + u2 *= width; v2 *= height; + + x1 -= x0; y1 -= y0; + x2 -= x0; y2 -= y0; + + u1 -= u0; v1 -= v0; + u2 -= u0; v2 -= v0; + + det = u1 * v2 - u2 * v1; + + idet = 1 / det; + + a = ( v2 * x1 - v1 * x2 ) * idet; + b = ( v2 * y1 - v1 * y2 ) * idet; + c = ( u1 * x2 - u2 * x1 ) * idet; + d = ( u1 * y2 - u2 * y1 ) * idet; + + e = x0 - a * u0 - c * v0; + f = y0 - b * u0 - d * v0; + + _context.save(); + _context.transform( a, b, c, d, e, f ); + _context.clip(); + _context.drawImage( image, 0, 0 ); + _context.restore(); + + } + + // Hide anti-alias gaps + + function expand( v1, v2, pixels ) { + + var x = v2.x - v1.x, y = v2.y - v1.y, + det = x * x + y * y, idet; + + if ( det === 0 ) return; + + idet = pixels / Math.sqrt( det ); + + x *= idet; y *= idet; + + v2.x += x; v2.y += y; + v1.x -= x; v1.y -= y; + + } + + // Context cached methods. + + function setOpacity( value ) { + + if ( _contextGlobalAlpha !== value ) { + + _context.globalAlpha = value; + _contextGlobalAlpha = value; + + } + + } + + function setBlending( value ) { + + if ( _contextGlobalCompositeOperation !== value ) { + + if ( value === THREE.NormalBlending ) { + + _context.globalCompositeOperation = 'source-over'; + + } else if ( value === THREE.AdditiveBlending ) { + + _context.globalCompositeOperation = 'lighter'; + + } else if ( value === THREE.SubtractiveBlending ) { + + _context.globalCompositeOperation = 'darker'; + + } else if ( value === THREE.MultiplyBlending ) { + + _context.globalCompositeOperation = 'multiply'; + + } + + _contextGlobalCompositeOperation = value; + + } + + } + + function setLineWidth( value ) { + + if ( _contextLineWidth !== value ) { + + _context.lineWidth = value; + _contextLineWidth = value; + + } + + } + + function setLineCap( value ) { + + // "butt", "round", "square" + + if ( _contextLineCap !== value ) { + + _context.lineCap = value; + _contextLineCap = value; + + } + + } + + function setLineJoin( value ) { + + // "round", "bevel", "miter" + + if ( _contextLineJoin !== value ) { + + _context.lineJoin = value; + _contextLineJoin = value; + + } + + } + + function setStrokeStyle( value ) { + + if ( _contextStrokeStyle !== value ) { + + _context.strokeStyle = value; + _contextStrokeStyle = value; + + } + + } + + function setFillStyle( value ) { + + if ( _contextFillStyle !== value ) { + + _context.fillStyle = value; + _contextFillStyle = value; + + } + + } + + function setLineDash( value ) { + + if ( _contextLineDash.length !== value.length ) { + + _context.setLineDash( value ); + _contextLineDash = value; + + } + + } + +}; diff --git a/stitchcode/OBJLoader.js b/stitchcode/threee/OBJLoader.js similarity index 100% rename from stitchcode/OBJLoader.js rename to stitchcode/threee/OBJLoader.js diff --git a/stitchcode/OrbitControls.js b/stitchcode/threee/OrbitControls.js similarity index 100% rename from stitchcode/OrbitControls.js rename to stitchcode/threee/OrbitControls.js diff --git a/stitchcode/threee/Projector.js b/stitchcode/threee/Projector.js new file mode 100644 index 00000000..03eb19e6 --- /dev/null +++ b/stitchcode/threee/Projector.js @@ -0,0 +1,929 @@ +/** + * @author mrdoob / http://mrdoob.com/ + * @author supereggbert / http://www.paulbrunt.co.uk/ + * @author julianwa / https://github.com/julianwa + */ + +THREE.RenderableObject = function () { + + this.id = 0; + + this.object = null; + this.z = 0; + this.renderOrder = 0; + +}; + +// + +THREE.RenderableFace = function () { + + this.id = 0; + + this.v1 = new THREE.RenderableVertex(); + this.v2 = new THREE.RenderableVertex(); + this.v3 = new THREE.RenderableVertex(); + + this.normalModel = new THREE.Vector3(); + + this.vertexNormalsModel = [ new THREE.Vector3(), new THREE.Vector3(), new THREE.Vector3() ]; + this.vertexNormalsLength = 0; + + this.color = new THREE.Color(); + this.material = null; + this.uvs = [ new THREE.Vector2(), new THREE.Vector2(), new THREE.Vector2() ]; + + this.z = 0; + this.renderOrder = 0; + +}; + +// + +THREE.RenderableVertex = function () { + + this.position = new THREE.Vector3(); + this.positionWorld = new THREE.Vector3(); + this.positionScreen = new THREE.Vector4(); + + this.visible = true; + +}; + +THREE.RenderableVertex.prototype.copy = function ( vertex ) { + + this.positionWorld.copy( vertex.positionWorld ); + this.positionScreen.copy( vertex.positionScreen ); + +}; + +// + +THREE.RenderableLine = function () { + + this.id = 0; + + this.v1 = new THREE.RenderableVertex(); + this.v2 = new THREE.RenderableVertex(); + + this.vertexColors = [ new THREE.Color(), new THREE.Color() ]; + this.material = null; + + this.z = 0; + this.renderOrder = 0; + +}; + +// + +THREE.RenderableSprite = function () { + + this.id = 0; + + this.object = null; + + this.x = 0; + this.y = 0; + this.z = 0; + + this.rotation = 0; + this.scale = new THREE.Vector2(); + + this.material = null; + this.renderOrder = 0; + +}; + +// + +THREE.Projector = function () { + + var _object, _objectCount, _objectPool = [], _objectPoolLength = 0, + _vertex, _vertexCount, _vertexPool = [], _vertexPoolLength = 0, + _face, _faceCount, _facePool = [], _facePoolLength = 0, + _line, _lineCount, _linePool = [], _linePoolLength = 0, + _sprite, _spriteCount, _spritePool = [], _spritePoolLength = 0, + + _renderData = { objects: [], lights: [], elements: [] }, + + _vector3 = new THREE.Vector3(), + _vector4 = new THREE.Vector4(), + + _clipBox = new THREE.Box3( new THREE.Vector3( - 1, - 1, - 1 ), new THREE.Vector3( 1, 1, 1 ) ), + _boundingBox = new THREE.Box3(), + _points3 = new Array( 3 ), + _points4 = new Array( 4 ), + + _viewMatrix = new THREE.Matrix4(), + _viewProjectionMatrix = new THREE.Matrix4(), + + _modelMatrix, + _modelViewProjectionMatrix = new THREE.Matrix4(), + + _normalMatrix = new THREE.Matrix3(), + + _frustum = new THREE.Frustum(), + + _clippedVertex1PositionScreen = new THREE.Vector4(), + _clippedVertex2PositionScreen = new THREE.Vector4(); + + // + + this.projectVector = function ( vector, camera ) { + + console.warn( 'THREE.Projector: .projectVector() is now vector.project().' ); + vector.project( camera ); + + }; + + this.unprojectVector = function ( vector, camera ) { + + console.warn( 'THREE.Projector: .unprojectVector() is now vector.unproject().' ); + vector.unproject( camera ); + + }; + + this.pickingRay = function ( vector, camera ) { + + console.error( 'THREE.Projector: .pickingRay() is now raycaster.setFromCamera().' ); + + }; + + // + + var RenderList = function () { + + var normals = []; + var uvs = []; + + var object = null; + var material = null; + + var normalMatrix = new THREE.Matrix3(); + + function setObject( value ) { + + object = value; + material = object.material; + + normalMatrix.getNormalMatrix( object.matrixWorld ); + + normals.length = 0; + uvs.length = 0; + + } + + function projectVertex( vertex ) { + + var position = vertex.position; + var positionWorld = vertex.positionWorld; + var positionScreen = vertex.positionScreen; + + positionWorld.copy( position ).applyMatrix4( _modelMatrix ); + positionScreen.copy( positionWorld ).applyMatrix4( _viewProjectionMatrix ); + + var invW = 1 / positionScreen.w; + + positionScreen.x *= invW; + positionScreen.y *= invW; + positionScreen.z *= invW; + + vertex.visible = positionScreen.x >= - 1 && positionScreen.x <= 1 && + positionScreen.y >= - 1 && positionScreen.y <= 1 && + positionScreen.z >= - 1 && positionScreen.z <= 1; + + } + + function pushVertex( x, y, z ) { + + _vertex = getNextVertexInPool(); + _vertex.position.set( x, y, z ); + + projectVertex( _vertex ); + + } + + function pushNormal( x, y, z ) { + + normals.push( x, y, z ); + + } + + function pushUv( x, y ) { + + uvs.push( x, y ); + + } + + function checkTriangleVisibility( v1, v2, v3 ) { + + if ( v1.visible === true || v2.visible === true || v3.visible === true ) return true; + + _points3[ 0 ] = v1.positionScreen; + _points3[ 1 ] = v2.positionScreen; + _points3[ 2 ] = v3.positionScreen; + + return _clipBox.intersectsBox( _boundingBox.setFromPoints( _points3 ) ); + + } + + function checkBackfaceCulling( v1, v2, v3 ) { + + return ( ( v3.positionScreen.x - v1.positionScreen.x ) * + ( v2.positionScreen.y - v1.positionScreen.y ) - + ( v3.positionScreen.y - v1.positionScreen.y ) * + ( v2.positionScreen.x - v1.positionScreen.x ) ) < 0; + + } + + function pushLine( a, b ) { + + var v1 = _vertexPool[ a ]; + var v2 = _vertexPool[ b ]; + + _line = getNextLineInPool(); + + _line.id = object.id; + _line.v1.copy( v1 ); + _line.v2.copy( v2 ); + _line.z = ( v1.positionScreen.z + v2.positionScreen.z ) / 2; + _line.renderOrder = object.renderOrder; + + _line.material = object.material; + + _renderData.elements.push( _line ); + + } + + function pushTriangle( a, b, c ) { + + var v1 = _vertexPool[ a ]; + var v2 = _vertexPool[ b ]; + var v3 = _vertexPool[ c ]; + + if ( checkTriangleVisibility( v1, v2, v3 ) === false ) return; + + if ( material.side === THREE.DoubleSide || checkBackfaceCulling( v1, v2, v3 ) === true ) { + + _face = getNextFaceInPool(); + + _face.id = object.id; + _face.v1.copy( v1 ); + _face.v2.copy( v2 ); + _face.v3.copy( v3 ); + _face.z = ( v1.positionScreen.z + v2.positionScreen.z + v3.positionScreen.z ) / 3; + _face.renderOrder = object.renderOrder; + + // use first vertex normal as face normal + + _face.normalModel.fromArray( normals, a * 3 ); + _face.normalModel.applyMatrix3( normalMatrix ).normalize(); + + for ( var i = 0; i < 3; i ++ ) { + + var normal = _face.vertexNormalsModel[ i ]; + normal.fromArray( normals, arguments[ i ] * 3 ); + normal.applyMatrix3( normalMatrix ).normalize(); + + var uv = _face.uvs[ i ]; + uv.fromArray( uvs, arguments[ i ] * 2 ); + + } + + _face.vertexNormalsLength = 3; + + _face.material = object.material; + + _renderData.elements.push( _face ); + + } + + } + + return { + setObject: setObject, + projectVertex: projectVertex, + checkTriangleVisibility: checkTriangleVisibility, + checkBackfaceCulling: checkBackfaceCulling, + pushVertex: pushVertex, + pushNormal: pushNormal, + pushUv: pushUv, + pushLine: pushLine, + pushTriangle: pushTriangle + } + + }; + + var renderList = new RenderList(); + + this.projectScene = function ( scene, camera, sortObjects, sortElements ) { + + _faceCount = 0; + _lineCount = 0; + _spriteCount = 0; + + _renderData.elements.length = 0; + + if ( scene.autoUpdate === true ) scene.updateMatrixWorld(); + if ( camera.parent === null ) camera.updateMatrixWorld(); + + _viewMatrix.copy( camera.matrixWorldInverse.getInverse( camera.matrixWorld ) ); + _viewProjectionMatrix.multiplyMatrices( camera.projectionMatrix, _viewMatrix ); + + _frustum.setFromMatrix( _viewProjectionMatrix ); + + // + + _objectCount = 0; + + _renderData.objects.length = 0; + _renderData.lights.length = 0; + + function addObject( object ) { + + _object = getNextObjectInPool(); + _object.id = object.id; + _object.object = object; + + _vector3.setFromMatrixPosition( object.matrixWorld ); + _vector3.applyMatrix4( _viewProjectionMatrix ); + _object.z = _vector3.z; + _object.renderOrder = object.renderOrder; + + _renderData.objects.push( _object ); + + } + + scene.traverseVisible( function ( object ) { + + if ( object instanceof THREE.Light ) { + + _renderData.lights.push( object ); + + } else if ( object instanceof THREE.Mesh || object instanceof THREE.Line ) { + + if ( object.material.visible === false ) return; + if ( object.frustumCulled === true && _frustum.intersectsObject( object ) === false ) return; + + addObject( object ); + + } else if ( object instanceof THREE.Sprite ) { + + if ( object.material.visible === false ) return; + if ( object.frustumCulled === true && _frustum.intersectsSprite( object ) === false ) return; + + addObject( object ); + + } + + } ); + + if ( sortObjects === true ) { + + _renderData.objects.sort( painterSort ); + + } + + // + + for ( var o = 0, ol = _renderData.objects.length; o < ol; o ++ ) { + + var object = _renderData.objects[ o ].object; + var geometry = object.geometry; + + renderList.setObject( object ); + + _modelMatrix = object.matrixWorld; + + _vertexCount = 0; + + if ( object instanceof THREE.Mesh ) { + + if ( geometry instanceof THREE.BufferGeometry ) { + + var attributes = geometry.attributes; + var groups = geometry.groups; + + if ( attributes.position === undefined ) continue; + + var positions = attributes.position.array; + + for ( var i = 0, l = positions.length; i < l; i += 3 ) { + + renderList.pushVertex( positions[ i ], positions[ i + 1 ], positions[ i + 2 ] ); + + } + + if ( attributes.normal !== undefined ) { + + var normals = attributes.normal.array; + + for ( var i = 0, l = normals.length; i < l; i += 3 ) { + + renderList.pushNormal( normals[ i ], normals[ i + 1 ], normals[ i + 2 ] ); + + } + + } + + if ( attributes.uv !== undefined ) { + + var uvs = attributes.uv.array; + + for ( var i = 0, l = uvs.length; i < l; i += 2 ) { + + renderList.pushUv( uvs[ i ], uvs[ i + 1 ] ); + + } + + } + + if ( geometry.index !== null ) { + + var indices = geometry.index.array; + + if ( groups.length > 0 ) { + + for ( var g = 0; g < groups.length; g ++ ) { + + var group = groups[ g ]; + + for ( var i = group.start, l = group.start + group.count; i < l; i += 3 ) { + + renderList.pushTriangle( indices[ i ], indices[ i + 1 ], indices[ i + 2 ] ); + + } + + } + + } else { + + for ( var i = 0, l = indices.length; i < l; i += 3 ) { + + renderList.pushTriangle( indices[ i ], indices[ i + 1 ], indices[ i + 2 ] ); + + } + + } + + } else { + + for ( var i = 0, l = positions.length / 3; i < l; i += 3 ) { + + renderList.pushTriangle( i, i + 1, i + 2 ); + + } + + } + + } else if ( geometry instanceof THREE.Geometry ) { + + var vertices = geometry.vertices; + var faces = geometry.faces; + var faceVertexUvs = geometry.faceVertexUvs[ 0 ]; + + _normalMatrix.getNormalMatrix( _modelMatrix ); + + var material = object.material; + + var isFaceMaterial = material instanceof THREE.MultiMaterial; + var objectMaterials = isFaceMaterial === true ? object.material : null; + + for ( var v = 0, vl = vertices.length; v < vl; v ++ ) { + + var vertex = vertices[ v ]; + + _vector3.copy( vertex ); + + if ( material.morphTargets === true ) { + + var morphTargets = geometry.morphTargets; + var morphInfluences = object.morphTargetInfluences; + + for ( var t = 0, tl = morphTargets.length; t < tl; t ++ ) { + + var influence = morphInfluences[ t ]; + + if ( influence === 0 ) continue; + + var target = morphTargets[ t ]; + var targetVertex = target.vertices[ v ]; + + _vector3.x += ( targetVertex.x - vertex.x ) * influence; + _vector3.y += ( targetVertex.y - vertex.y ) * influence; + _vector3.z += ( targetVertex.z - vertex.z ) * influence; + + } + + } + + renderList.pushVertex( _vector3.x, _vector3.y, _vector3.z ); + + } + + for ( var f = 0, fl = faces.length; f < fl; f ++ ) { + + var face = faces[ f ]; + + material = isFaceMaterial === true + ? objectMaterials.materials[ face.materialIndex ] + : object.material; + + if ( material === undefined ) continue; + + var side = material.side; + + var v1 = _vertexPool[ face.a ]; + var v2 = _vertexPool[ face.b ]; + var v3 = _vertexPool[ face.c ]; + + if ( renderList.checkTriangleVisibility( v1, v2, v3 ) === false ) continue; + + var visible = renderList.checkBackfaceCulling( v1, v2, v3 ); + + if ( side !== THREE.DoubleSide ) { + + if ( side === THREE.FrontSide && visible === false ) continue; + if ( side === THREE.BackSide && visible === true ) continue; + + } + + _face = getNextFaceInPool(); + + _face.id = object.id; + _face.v1.copy( v1 ); + _face.v2.copy( v2 ); + _face.v3.copy( v3 ); + + _face.normalModel.copy( face.normal ); + + if ( visible === false && ( side === THREE.BackSide || side === THREE.DoubleSide ) ) { + + _face.normalModel.negate(); + + } + + _face.normalModel.applyMatrix3( _normalMatrix ).normalize(); + + var faceVertexNormals = face.vertexNormals; + + for ( var n = 0, nl = Math.min( faceVertexNormals.length, 3 ); n < nl; n ++ ) { + + var normalModel = _face.vertexNormalsModel[ n ]; + normalModel.copy( faceVertexNormals[ n ] ); + + if ( visible === false && ( side === THREE.BackSide || side === THREE.DoubleSide ) ) { + + normalModel.negate(); + + } + + normalModel.applyMatrix3( _normalMatrix ).normalize(); + + } + + _face.vertexNormalsLength = faceVertexNormals.length; + + var vertexUvs = faceVertexUvs[ f ]; + + if ( vertexUvs !== undefined ) { + + for ( var u = 0; u < 3; u ++ ) { + + _face.uvs[ u ].copy( vertexUvs[ u ] ); + + } + + } + + _face.color = face.color; + _face.material = material; + + _face.z = ( v1.positionScreen.z + v2.positionScreen.z + v3.positionScreen.z ) / 3; + _face.renderOrder = object.renderOrder; + + _renderData.elements.push( _face ); + + } + + } + + } else if ( object instanceof THREE.Line ) { + + if ( geometry instanceof THREE.BufferGeometry ) { + + var attributes = geometry.attributes; + + if ( attributes.position !== undefined ) { + + var positions = attributes.position.array; + + for ( var i = 0, l = positions.length; i < l; i += 3 ) { + + renderList.pushVertex( positions[ i ], positions[ i + 1 ], positions[ i + 2 ] ); + + } + + if ( geometry.index !== null ) { + + var indices = geometry.index.array; + + for ( var i = 0, l = indices.length; i < l; i += 2 ) { + + renderList.pushLine( indices[ i ], indices[ i + 1 ] ); + + } + + } else { + + var step = object instanceof THREE.LineSegments ? 2 : 1; + + for ( var i = 0, l = ( positions.length / 3 ) - 1; i < l; i += step ) { + + renderList.pushLine( i, i + 1 ); + + } + + } + + } + + } else if ( geometry instanceof THREE.Geometry ) { + + _modelViewProjectionMatrix.multiplyMatrices( _viewProjectionMatrix, _modelMatrix ); + + var vertices = object.geometry.vertices; + + if ( vertices.length === 0 ) continue; + + v1 = getNextVertexInPool(); + v1.positionScreen.copy( vertices[ 0 ] ).applyMatrix4( _modelViewProjectionMatrix ); + + var step = object instanceof THREE.LineSegments ? 2 : 1; + + for ( var v = 1, vl = vertices.length; v < vl; v ++ ) { + + v1 = getNextVertexInPool(); + v1.positionScreen.copy( vertices[ v ] ).applyMatrix4( _modelViewProjectionMatrix ); + + if ( ( v + 1 ) % step > 0 ) continue; + + v2 = _vertexPool[ _vertexCount - 2 ]; + + _clippedVertex1PositionScreen.copy( v1.positionScreen ); + _clippedVertex2PositionScreen.copy( v2.positionScreen ); + + if ( clipLine( _clippedVertex1PositionScreen, _clippedVertex2PositionScreen ) === true ) { + + // Perform the perspective divide + _clippedVertex1PositionScreen.multiplyScalar( 1 / _clippedVertex1PositionScreen.w ); + _clippedVertex2PositionScreen.multiplyScalar( 1 / _clippedVertex2PositionScreen.w ); + + _line = getNextLineInPool(); + + _line.id = object.id; + _line.v1.positionScreen.copy( _clippedVertex1PositionScreen ); + _line.v2.positionScreen.copy( _clippedVertex2PositionScreen ); + + _line.z = Math.max( _clippedVertex1PositionScreen.z, _clippedVertex2PositionScreen.z ); + _line.renderOrder = object.renderOrder; + + _line.material = object.material; + + if ( object.material.vertexColors === THREE.VertexColors ) { + + _line.vertexColors[ 0 ].copy( object.geometry.colors[ v ] ); + _line.vertexColors[ 1 ].copy( object.geometry.colors[ v - 1 ] ); + + } + + _renderData.elements.push( _line ); + + } + + } + + } + + } else if ( object instanceof THREE.Sprite ) { + + _vector4.set( _modelMatrix.elements[ 12 ], _modelMatrix.elements[ 13 ], _modelMatrix.elements[ 14 ], 1 ); + _vector4.applyMatrix4( _viewProjectionMatrix ); + + var invW = 1 / _vector4.w; + + _vector4.z *= invW; + + if ( _vector4.z >= - 1 && _vector4.z <= 1 ) { + + _sprite = getNextSpriteInPool(); + _sprite.id = object.id; + _sprite.x = _vector4.x * invW; + _sprite.y = _vector4.y * invW; + _sprite.z = _vector4.z; + _sprite.renderOrder = object.renderOrder; + _sprite.object = object; + + _sprite.rotation = object.rotation; + + _sprite.scale.x = object.scale.x * Math.abs( _sprite.x - ( _vector4.x + camera.projectionMatrix.elements[ 0 ] ) / ( _vector4.w + camera.projectionMatrix.elements[ 12 ] ) ); + _sprite.scale.y = object.scale.y * Math.abs( _sprite.y - ( _vector4.y + camera.projectionMatrix.elements[ 5 ] ) / ( _vector4.w + camera.projectionMatrix.elements[ 13 ] ) ); + + _sprite.material = object.material; + + _renderData.elements.push( _sprite ); + + } + + } + + } + + if ( sortElements === true ) { + + _renderData.elements.sort( painterSort ); + + } + + return _renderData; + + }; + + // Pools + + function getNextObjectInPool() { + + if ( _objectCount === _objectPoolLength ) { + + var object = new THREE.RenderableObject(); + _objectPool.push( object ); + _objectPoolLength ++; + _objectCount ++; + return object; + + } + + return _objectPool[ _objectCount ++ ]; + + } + + function getNextVertexInPool() { + + if ( _vertexCount === _vertexPoolLength ) { + + var vertex = new THREE.RenderableVertex(); + _vertexPool.push( vertex ); + _vertexPoolLength ++; + _vertexCount ++; + return vertex; + + } + + return _vertexPool[ _vertexCount ++ ]; + + } + + function getNextFaceInPool() { + + if ( _faceCount === _facePoolLength ) { + + var face = new THREE.RenderableFace(); + _facePool.push( face ); + _facePoolLength ++; + _faceCount ++; + return face; + + } + + return _facePool[ _faceCount ++ ]; + + + } + + function getNextLineInPool() { + + if ( _lineCount === _linePoolLength ) { + + var line = new THREE.RenderableLine(); + _linePool.push( line ); + _linePoolLength ++; + _lineCount ++; + return line; + + } + + return _linePool[ _lineCount ++ ]; + + } + + function getNextSpriteInPool() { + + if ( _spriteCount === _spritePoolLength ) { + + var sprite = new THREE.RenderableSprite(); + _spritePool.push( sprite ); + _spritePoolLength ++; + _spriteCount ++; + return sprite; + + } + + return _spritePool[ _spriteCount ++ ]; + + } + + // + + function painterSort( a, b ) { + + if ( a.renderOrder !== b.renderOrder ) { + + return a.renderOrder - b.renderOrder; + + } else if ( a.z !== b.z ) { + + return b.z - a.z; + + } else if ( a.id !== b.id ) { + + return a.id - b.id; + + } else { + + return 0; + + } + + } + + function clipLine( s1, s2 ) { + + var alpha1 = 0, alpha2 = 1, + + // Calculate the boundary coordinate of each vertex for the near and far clip planes, + // Z = -1 and Z = +1, respectively. + bc1near = s1.z + s1.w, + bc2near = s2.z + s2.w, + bc1far = - s1.z + s1.w, + bc2far = - s2.z + s2.w; + + if ( bc1near >= 0 && bc2near >= 0 && bc1far >= 0 && bc2far >= 0 ) { + + // Both vertices lie entirely within all clip planes. + return true; + + } else if ( ( bc1near < 0 && bc2near < 0 ) || ( bc1far < 0 && bc2far < 0 ) ) { + + // Both vertices lie entirely outside one of the clip planes. + return false; + + } else { + + // The line segment spans at least one clip plane. + + if ( bc1near < 0 ) { + + // v1 lies outside the near plane, v2 inside + alpha1 = Math.max( alpha1, bc1near / ( bc1near - bc2near ) ); + + } else if ( bc2near < 0 ) { + + // v2 lies outside the near plane, v1 inside + alpha2 = Math.min( alpha2, bc1near / ( bc1near - bc2near ) ); + + } + + if ( bc1far < 0 ) { + + // v1 lies outside the far plane, v2 inside + alpha1 = Math.max( alpha1, bc1far / ( bc1far - bc2far ) ); + + } else if ( bc2far < 0 ) { + + // v2 lies outside the far plane, v2 inside + alpha2 = Math.min( alpha2, bc1far / ( bc1far - bc2far ) ); + + } + + if ( alpha2 < alpha1 ) { + + // The line segment spans two boundaries, but is outside both of them. + // (This can't happen when we're only clipping against just near/far but good + // to leave the check here for future usage if other clip planes are added.) + return false; + + } else { + + // Update the s1 and s2 vertices to match the clipped line segment. + s1.lerp( s2, alpha1 ); + s2.lerp( s1, 1 - alpha2 ); + + return true; + + } + + } + + } + +}; diff --git a/stitchcode/threee/SoftwareRenderer.js b/stitchcode/threee/SoftwareRenderer.js new file mode 100644 index 00000000..d1926190 --- /dev/null +++ b/stitchcode/threee/SoftwareRenderer.js @@ -0,0 +1,1567 @@ +/** + * @author mrdoob / http://mrdoob.com/ + * @author ryg / http://farbrausch.de/~fg + * @author mraleph / http://mrale.ph/ + * @author daoshengmu / http://dsmu.me/ + */ + +THREE.SoftwareRenderer = function ( parameters ) { + + console.log( 'THREE.SoftwareRenderer', THREE.REVISION ); + + parameters = parameters || {}; + + var canvas = parameters.canvas !== undefined + ? parameters.canvas + : document.createElement( 'canvas' ); + + var context = canvas.getContext( '2d', { + alpha: parameters.alpha === true + } ); + + var alpha = parameters.alpha; + + var shaders = {}; + var textures = {}; + + var canvasWidth, canvasHeight; + var canvasWBlocks, canvasHBlocks; + var viewportXScale, viewportYScale, viewportZScale; + var viewportXOffs, viewportYOffs, viewportZOffs; + + var clearColor = new THREE.Color( 0x000000 ); + + var imagedata, data, zbuffer; + var numBlocks, blockMaxZ, blockFlags; + + var BLOCK_ISCLEAR = ( 1 << 0 ); + var BLOCK_NEEDCLEAR = ( 1 << 1 ); + + var subpixelBits = 4; + var subpixelBias = ( 1 << subpixelBits ) - 1; + var blockShift = 3; + var blockSize = 1 << blockShift; + var maxZVal = ( 1 << 24 ); // Note: You want to size this so you don't get overflows. + var lineMode = false; + var lookVector = new THREE.Vector3( 0, 0, 1 ); + var crossVector = new THREE.Vector3(); + + var rectx1 = Infinity, recty1 = Infinity; + var rectx2 = 0, recty2 = 0; + + var prevrectx1 = Infinity, prevrecty1 = Infinity; + var prevrectx2 = 0, prevrecty2 = 0; + + var projector = new THREE.Projector(); + + var spriteV1 = new THREE.Vector4(); + var spriteV2 = new THREE.Vector4(); + var spriteV3 = new THREE.Vector4(); + + var spriteUV1 = new THREE.Vector2(); + var spriteUV2 = new THREE.Vector2(); + var spriteUV3 = new THREE.Vector2(); + + var mpVPool = []; + var mpVPoolCount = 0; + var mpNPool = []; + var mpNPoolCount = 0; + var mpUVPool = []; + var mpUVPoolCount = 0; + + this.domElement = canvas; + + this.autoClear = true; + + // WebGLRenderer compatibility + + this.supportsVertexTextures = function () {}; + this.setFaceCulling = function () {}; + + this.setClearColor = function ( color, alpha ) { + + clearColor.set( color ); + clearColorBuffer( clearColor ); + + }; + + this.setPixelRatio = function () {}; + + this.setSize = function ( width, height ) { + + canvasWBlocks = Math.floor( width / blockSize ); + canvasHBlocks = Math.floor( height / blockSize ); + canvasWidth = canvasWBlocks * blockSize; + canvasHeight = canvasHBlocks * blockSize; + + var fixScale = 1 << subpixelBits; + + viewportXScale = fixScale * canvasWidth / 2; + viewportYScale = - fixScale * canvasHeight / 2; + viewportZScale = maxZVal / 2; + + viewportXOffs = fixScale * canvasWidth / 2 + 0.5; + viewportYOffs = fixScale * canvasHeight / 2 + 0.5; + viewportZOffs = maxZVal / 2 + 0.5; + + canvas.width = canvasWidth; + canvas.height = canvasHeight; + + context.fillStyle = alpha ? "rgba(0, 0, 0, 0)" : clearColor.getStyle(); + context.fillRect( 0, 0, canvasWidth, canvasHeight ); + + imagedata = context.getImageData( 0, 0, canvasWidth, canvasHeight ); + data = imagedata.data; + + zbuffer = new Int32Array( data.length / 4 ); + + numBlocks = canvasWBlocks * canvasHBlocks; + blockMaxZ = new Int32Array( numBlocks ); + blockFlags = new Uint8Array( numBlocks ); + + for ( var i = 0, l = zbuffer.length; i < l; i ++ ) { + + zbuffer[ i ] = maxZVal; + + } + + for ( var i = 0; i < numBlocks; i ++ ) { + + blockFlags[ i ] = BLOCK_ISCLEAR; + + } + + clearColorBuffer( clearColor ); + + }; + + this.setSize( canvas.width, canvas.height ); + + this.clear = function () { + + rectx1 = Infinity; + recty1 = Infinity; + rectx2 = 0; + recty2 = 0; + mpVPoolCount = 0; + mpNPoolCount = 0; + mpUVPoolCount = 0; + + for ( var i = 0; i < numBlocks; i ++ ) { + + blockMaxZ[ i ] = maxZVal; + blockFlags[ i ] = ( blockFlags[ i ] & BLOCK_ISCLEAR ) ? BLOCK_ISCLEAR : BLOCK_NEEDCLEAR; + + } + + }; + + + this.render = function ( scene, camera ) { + + // TODO: Check why autoClear can't be false. + this.clear(); + + var background = scene.background; + + if ( background && background.isColor ) { + + clearColorBuffer( background ); + + } + + var renderData = projector.projectScene( scene, camera, false, false ); + var elements = renderData.elements; + + for ( var e = 0, el = elements.length; e < el; e ++ ) { + + var element = elements[ e ]; + var material = element.material; + var shader = getMaterialShader( material ); + + if ( !shader ) continue; + + if ( element instanceof THREE.RenderableFace ) { + + if ( ! element.uvs ) { + + drawTriangle( + element.v1.positionScreen, + element.v2.positionScreen, + element.v3.positionScreen, + null, null, null, + shader, element, material + ); + + } else { + + drawTriangle( + element.v1.positionScreen, + element.v2.positionScreen, + element.v3.positionScreen, + element.uvs[ 0 ], element.uvs[ 1 ], element.uvs[ 2 ], + shader, element, material + ); + + } + + + } else if ( element instanceof THREE.RenderableSprite ) { + + var scaleX = element.scale.x * 0.5; + var scaleY = element.scale.y * 0.5; + + spriteV1.copy( element ); + spriteV1.x -= scaleX; + spriteV1.y += scaleY; + + spriteV2.copy( element ); + spriteV2.x -= scaleX; + spriteV2.y -= scaleY; + + spriteV3.copy( element ); + spriteV3.x += scaleX; + spriteV3.y += scaleY; + + if ( material.map ) { + + spriteUV1.set( 0, 1 ); + spriteUV2.set( 0, 0 ); + spriteUV3.set( 1, 1 ); + + drawTriangle( + spriteV1, spriteV2, spriteV3, + spriteUV1, spriteUV2, spriteUV3, + shader, element, material + ); + + } else { + + drawTriangle( + spriteV1, spriteV2, spriteV3, + null, null, null, + shader, element, material + ); + + } + + spriteV1.copy( element ); + spriteV1.x += scaleX; + spriteV1.y += scaleY; + + spriteV2.copy( element ); + spriteV2.x -= scaleX; + spriteV2.y -= scaleY; + + spriteV3.copy( element ); + spriteV3.x += scaleX; + spriteV3.y -= scaleY; + + if ( material.map ) { + + spriteUV1.set( 1, 1 ); + spriteUV2.set( 0, 0 ); + spriteUV3.set( 1, 0 ); + + drawTriangle( + spriteV1, spriteV2, spriteV3, + spriteUV1, spriteUV2, spriteUV3, + shader, element, material + ); + + } else { + + drawTriangle( + spriteV1, spriteV2, spriteV3, + null, null, null, + shader, element, material + ); + + } + + } else if ( element instanceof THREE.RenderableLine ) { + + var shader = getMaterialShader( material ); + + drawLine( + element.v1.positionScreen, + element.v2.positionScreen, + element.vertexColors[0], + element.vertexColors[1], + shader, + material + ); + } + + } + + finishClear(); + + var x = Math.min( rectx1, prevrectx1 ); + var y = Math.min( recty1, prevrecty1 ); + var width = Math.max( rectx2, prevrectx2 ) - x; + var height = Math.max( recty2, prevrecty2 ) - y; + + /* + // debug; draw zbuffer + + for ( var i = 0, l = zbuffer.length; i < l; i++ ) { + + var o = i * 4; + var v = (65535 - zbuffer[ i ]) >> 3; + data[ o + 0 ] = v; + data[ o + 1 ] = v; + data[ o + 2 ] = v; + data[ o + 3 ] = 255; + } + */ + + if ( x !== Infinity ) { + + context.putImageData( imagedata, 0, 0, x, y, width, height ); + + } + + prevrectx1 = rectx1; prevrecty1 = recty1; + prevrectx2 = rectx2; prevrecty2 = recty2; + + }; + + function setSize( width, height ) { + + canvasWBlocks = Math.floor( width / blockSize ); + canvasHBlocks = Math.floor( height / blockSize ); + canvasWidth = canvasWBlocks * blockSize; + canvasHeight = canvasHBlocks * blockSize; + + var fixScale = 1 << subpixelBits; + + viewportXScale = fixScale * canvasWidth / 2; + viewportYScale = -fixScale * canvasHeight / 2; + viewportZScale = maxZVal / 2; + + viewportXOffs = fixScale * canvasWidth / 2 + 0.5; + viewportYOffs = fixScale * canvasHeight / 2 + 0.5; + viewportZOffs = maxZVal / 2 + 0.5; + + canvas.width = canvasWidth; + canvas.height = canvasHeight; + + context.fillStyle = alpha ? "rgba(0, 0, 0, 0)" : clearColor.getStyle(); + context.fillRect( 0, 0, canvasWidth, canvasHeight ); + + imagedata = context.getImageData( 0, 0, canvasWidth, canvasHeight ); + data = imagedata.data; + + zbuffer = new Int32Array( data.length / 4 ); + + numBlocks = canvasWBlocks * canvasHBlocks; + blockMaxZ = new Int32Array( numBlocks ); + blockFlags = new Uint8Array( numBlocks ); + + for ( var i = 0, l = zbuffer.length; i < l; i ++ ) { + + zbuffer[ i ] = maxZVal; + + } + + for ( var i = 0; i < numBlocks; i ++ ) { + + blockFlags[ i ] = BLOCK_ISCLEAR; + + } + + clearColorBuffer( clearColor ); + + } + + function clearColorBuffer( color ) { + + var size = canvasWidth * canvasHeight * 4; + + for ( var i = 0; i < size; i += 4 ) { + + data[ i ] = color.r * 255 | 0; + data[ i + 1 ] = color.g * 255 | 0; + data[ i + 2 ] = color.b * 255 | 0; + data[ i + 3 ] = alpha ? 0 : 255; + + } + + context.fillStyle = alpha ? "rgba(0, 0, 0, 0)" : color.getStyle(); + context.fillRect( 0, 0, canvasWidth, canvasHeight ); + + } + + function getPalette( material, bSimulateSpecular ) { + + var i = 0, j = 0; + var diffuseR = material.color.r * 255; + var diffuseG = material.color.g * 255; + var diffuseB = material.color.b * 255; + var palette = new Uint8Array( 256 * 3 ); + + if ( bSimulateSpecular ) { + + while ( i < 204 ) { + + palette[ j ++ ] = Math.min( i * diffuseR / 204, 255 ); + palette[ j ++ ] = Math.min( i * diffuseG / 204, 255 ); + palette[ j ++ ] = Math.min( i * diffuseB / 204, 255 ); + ++ i; + + } + + while ( i < 256 ) { + + // plus specular highlight + palette[ j ++ ] = Math.min( diffuseR + ( i - 204 ) * ( 255 - diffuseR ) / 82, 255 ); + palette[ j ++ ] = Math.min( diffuseG + ( i - 204 ) * ( 255 - diffuseG ) / 82, 255 ); + palette[ j ++ ] = Math.min( diffuseB + ( i - 204 ) * ( 255 - diffuseB ) / 82, 255 ); + ++ i; + + } + + } else { + + while ( i < 256 ) { + + palette[ j ++ ] = Math.min( i * diffuseR / 255, 255 ); + palette[ j ++ ] = Math.min( i * diffuseG / 255, 255 ); + palette[ j ++ ] = Math.min( i * diffuseB / 255, 255 ); + ++ i; + + } + + } + + return palette; + + } + + function basicMaterialShader( buffer, depthBuf, offset, depth, u, v, n, face, material ) { + + var colorOffset = offset * 4; + + var texture = textures[ material.map.id ]; + + if ( ! texture.data ) + return; + + var tdim = texture.width; + var isTransparent = material.transparent; + var tbound = tdim - 1; + var tdata = texture.data; + var tIndex = ( ( ( v * tdim ) & tbound ) * tdim + ( ( u * tdim ) & tbound ) ) * 4; + + if ( ! isTransparent ) { + + buffer[ colorOffset ] = tdata[ tIndex ]; + buffer[ colorOffset + 1 ] = tdata[ tIndex + 1 ]; + buffer[ colorOffset + 2 ] = tdata[ tIndex + 2 ]; + buffer[ colorOffset + 3 ] = ( material.opacity << 8 ) - 1; + depthBuf[ offset ] = depth; + + } else { + + var srcR = tdata[ tIndex ]; + var srcG = tdata[ tIndex + 1 ]; + var srcB = tdata[ tIndex + 2 ]; + var opaci = tdata[ tIndex + 3 ] * material.opacity / 255; + var destR = buffer[ colorOffset ]; + var destG = buffer[ colorOffset + 1 ]; + var destB = buffer[ colorOffset + 2 ]; + + buffer[ colorOffset ] = ( srcR * opaci + destR * ( 1 - opaci ) ); + buffer[ colorOffset + 1 ] = ( srcG * opaci + destG * ( 1 - opaci ) ); + buffer[ colorOffset + 2 ] = ( srcB * opaci + destB * ( 1 - opaci ) ); + buffer[ colorOffset + 3 ] = ( material.opacity << 8 ) - 1; + + if ( buffer[ colorOffset + 3 ] == 255 ) // Only opaue pixls write to the depth buffer + depthBuf[ offset ] = depth; + } + + } + + function lightingMaterialShader( buffer, depthBuf, offset, depth, u, v, n, face, material ) { + + var colorOffset = offset * 4; + + var texture = textures[ material.map.id ]; + + if ( ! texture.data ) + return; + + var tdim = texture.width; + var isTransparent = material.transparent; + var cIndex = ( n > 0 ? ( ~~ n ) : 0 ) * 3; + var tbound = tdim - 1; + var tdata = texture.data; + var tIndex = ( ( ( v * tdim ) & tbound ) * tdim + ( ( u * tdim ) & tbound ) ) * 4; + + if ( ! isTransparent ) { + + buffer[ colorOffset ] = ( material.palette[ cIndex ] * tdata[ tIndex ] ) >> 8; + buffer[ colorOffset + 1 ] = ( material.palette[ cIndex + 1 ] * tdata[ tIndex + 1 ] ) >> 8; + buffer[ colorOffset + 2 ] = ( material.palette[ cIndex + 2 ] * tdata[ tIndex + 2 ] ) >> 8; + buffer[ colorOffset + 3 ] = ( material.opacity << 8 ) - 1; + depthBuf[ offset ] = depth; + + } else { + + var foreColorR = material.palette[ cIndex ] * tdata[ tIndex ]; + var foreColorG = material.palette[ cIndex + 1 ] * tdata[ tIndex + 1 ]; + var foreColorB = material.palette[ cIndex + 2 ] * tdata[ tIndex + 2 ]; + var opaci = tdata[ tIndex + 3 ] * material.opacity / 256; + var destR = buffer[ colorOffset ]; + var destG = buffer[ colorOffset + 1 ]; + var destB = buffer[ colorOffset + 2 ]; + + buffer[ colorOffset ] = foreColorR * opaci + destR * ( 1 - opaci ); + buffer[ colorOffset + 1 ] = foreColorG * opaci + destG * ( 1 - opaci ); + buffer[ colorOffset + 2 ] = foreColorB * opaci + destB * ( 1 - opaci ); + buffer[ colorOffset + 3 ] = ( material.opacity << 8 ) - 1; + + if ( buffer[ colorOffset + 3 ] == 255 ) // Only opaue pixls write to the depth buffer + depthBuf[ offset ] = depth; + } + + } + + function onMaterialUpdate ( event ) { + + var material = event.target; + + material.removeEventListener( 'update', onMaterialUpdate ); + + delete shaders[ material.id ]; + + } + + function getMaterialShader( material ) { + + var id = material.id; + var shader = shaders[ id ]; + + if ( shader && material.map && !textures[ material.map.id ] ) delete shaders[ id ]; + + if ( shaders[ id ] === undefined ) { + + material.addEventListener( 'update', onMaterialUpdate ); + + if ( material instanceof THREE.MeshBasicMaterial || + material instanceof THREE.MeshLambertMaterial || + material instanceof THREE.MeshPhongMaterial || + material instanceof THREE.SpriteMaterial ) { + + if ( material instanceof THREE.MeshLambertMaterial ) { + + // Generate color palette + if ( ! material.palette ) { + + material.palette = getPalette( material, false ); + + } + + } else if ( material instanceof THREE.MeshPhongMaterial ) { + + // Generate color palette + if ( ! material.palette ) { + + material.palette = getPalette( material, true ); + + } + + } + + var string; + + if ( material.map ) { + + var texture = new THREE.SoftwareRenderer.Texture(); + texture.fromImage( material.map.image ); + + if ( !texture.data ) return; + + textures[ material.map.id ] = texture; + + if ( material instanceof THREE.MeshBasicMaterial + || material instanceof THREE.SpriteMaterial ) { + + shader = basicMaterialShader; + + } else { + + shader = lightingMaterialShader; + + } + + + } else { + + if ( material.vertexColors === THREE.FaceColors ) { + + string = [ + 'var colorOffset = offset * 4;', + 'buffer[ colorOffset ] = face.color.r * 255;', + 'buffer[ colorOffset + 1 ] = face.color.g * 255;', + 'buffer[ colorOffset + 2 ] = face.color.b * 255;', + 'buffer[ colorOffset + 3 ] = material.opacity * 255;', + 'depthBuf[ offset ] = depth;' + ].join( '\n' ); + + } else { + + string = [ + 'var colorOffset = offset * 4;', + 'buffer[ colorOffset ] = material.color.r * 255;', + 'buffer[ colorOffset + 1 ] = material.color.g * 255;', + 'buffer[ colorOffset + 2 ] = material.color.b * 255;', + 'buffer[ colorOffset + 3 ] = material.opacity * 255;', + 'depthBuf[ offset ] = depth;' + ].join( '\n' ); + + } + + shader = new Function( 'buffer, depthBuf, offset, depth, u, v, n, face, material', string ); + + } + + } else if ( material instanceof THREE.LineBasicMaterial ) { + + var string = [ + 'var colorOffset = offset * 4;', + 'buffer[ colorOffset ] = material.color.r * (color1.r+color2.r) * 0.5 * 255;', + 'buffer[ colorOffset + 1 ] = material.color.g * (color1.g+color2.g) * 0.5 * 255;', + 'buffer[ colorOffset + 2 ] = material.color.b * (color1.b+color2.b) * 0.5 * 255;', + 'buffer[ colorOffset + 3 ] = 255;', + 'depthBuf[ offset ] = depth;' + ].join('\n'); + + shader = new Function( 'buffer, depthBuf, offset, depth, color1, color2, material', string ); + + } else { + + var string = [ + 'var colorOffset = offset * 4;', + 'buffer[ colorOffset ] = u * 255;', + 'buffer[ colorOffset + 1 ] = v * 255;', + 'buffer[ colorOffset + 2 ] = 0;', + 'buffer[ colorOffset + 3 ] = 255;', + 'depthBuf[ offset ] = depth;' + ].join( '\n' ); + + shader = new Function( 'buffer, depthBuf, offset, depth, u, v, n, face, material', string ); + + } + + shaders[ id ] = shader; + + } + + return shader; + + } + + function clearRectangle( x1, y1, x2, y2 ) { + + var xmin = Math.max( Math.min( x1, x2 ), 0 ); + var xmax = Math.min( Math.max( x1, x2 ), canvasWidth ); + var ymin = Math.max( Math.min( y1, y2 ), 0 ); + var ymax = Math.min( Math.max( y1, y2 ), canvasHeight ); + + var offset = ( xmin + ymin * canvasWidth ) * 4 + 3; + var linestep = ( canvasWidth - ( xmax - xmin ) ) * 4; + + for ( var y = ymin; y < ymax; y ++ ) { + + for ( var x = xmin; x < xmax; x ++ ) { + + data[ offset += 4 ] = 0; + + } + + offset += linestep; + + } + + } + + function drawTriangle( v1, v2, v3, uv1, uv2, uv3, shader, face, material ) { + + // TODO: Implement per-pixel z-clipping + + if ( v1.z < - 1 || v1.z > 1 || v2.z < - 1 || v2.z > 1 || v3.z < - 1 || v3.z > 1 ) return; + + // https://gist.github.com/2486101 + // explanation: http://pouet.net/topic.php?which=8760&page=1 + + var fixscale = ( 1 << subpixelBits ); + + // 28.4 fixed-point coordinates + + var x1 = ( v1.x * viewportXScale + viewportXOffs ) | 0; + var x2 = ( v2.x * viewportXScale + viewportXOffs ) | 0; + var x3 = ( v3.x * viewportXScale + viewportXOffs ) | 0; + + var y1 = ( v1.y * viewportYScale + viewportYOffs ) | 0; + var y2 = ( v2.y * viewportYScale + viewportYOffs ) | 0; + var y3 = ( v3.y * viewportYScale + viewportYOffs ) | 0; + + var bHasNormal = face.vertexNormalsModel && face.vertexNormalsModel.length; + var bHasUV = uv1 && uv2 && uv3; + + var longestSide = Math.max( + Math.sqrt( (x1 - x2)*(x1 - x2) + (y1 - y2)*(y1 - y2) ), + Math.sqrt( (x2 - x3)*(x2 - x3) + (y2 - y3)*(y2 - y3) ), + Math.sqrt( (x3 - x1)*(x3 - x1) + (y3 - y1)*(y3 - y1) ) + ); + + if( !(face instanceof THREE.RenderableSprite) + && (longestSide > 100 * fixscale) ) { + + // 1 + // |\ + // |a\ + // |__\ + // |\c|\ + // |b\|d\ + // |__\__\ + // 2 3 + var tempFace = { vertexNormalsModel : [], + color : face.color }; + var mpUV12, mpUV23, mpUV31; + if ( bHasUV ) { + if ( mpUVPoolCount === mpUVPool.length ) { + mpUV12 = new THREE.Vector2(); + mpUVPool.push( mpUV12 ); + ++mpUVPoolCount; + + mpUV23 = new THREE.Vector2(); + mpUVPool.push( mpUV23 ); + ++mpUVPoolCount; + + mpUV31 = new THREE.Vector2(); + mpUVPool.push( mpUV31 ); + ++mpUVPoolCount; + } else { + mpUV12 = mpUVPool[ mpUVPoolCount ]; + ++mpUVPoolCount; + mpUV23 = mpUVPool[ mpUVPoolCount ]; + ++mpUVPoolCount; + mpUV31 = mpUVPool[ mpUVPoolCount ]; + ++mpUVPoolCount; + } + + var weight; + + weight = (1 + v2.z) * (v2.w / v1.w) / (1 + v1.z); + mpUV12.copy( uv1 ).multiplyScalar( weight ).add( uv2 ).multiplyScalar( 1 / (weight + 1) ); + weight = (1 + v3.z) * (v3.w / v2.w) / (1 + v2.z); + mpUV23.copy( uv2 ).multiplyScalar( weight ).add( uv3 ).multiplyScalar( 1 / (weight + 1) ); + weight = (1 + v1.z) * (v1.w / v3.w) / (1 + v3.z); + mpUV31.copy( uv3 ).multiplyScalar( weight ).add( uv1 ).multiplyScalar( 1 / (weight + 1) ); + } + + var mpV12, mpV23, mpV31; + if ( mpVPoolCount === mpVPool.length ) { + mpV12 = new THREE.Vector4(); + mpVPool.push( mpV12 ); + ++mpVPoolCount; + + mpV23 = new THREE.Vector4(); + mpVPool.push( mpV23 ); + ++mpVPoolCount; + + mpV31 = new THREE.Vector4(); + mpVPool.push( mpV31 ); + ++mpVPoolCount; + } else { + mpV12 = mpVPool[ mpVPoolCount ]; + ++mpVPoolCount; + mpV23 = mpVPool[ mpVPoolCount ]; + ++mpVPoolCount; + mpV31 = mpVPool[ mpVPoolCount ]; + ++mpVPoolCount; + } + + mpV12.copy( v1 ).add( v2 ).multiplyScalar( 0.5 ); + mpV23.copy( v2 ).add( v3 ).multiplyScalar( 0.5 ); + mpV31.copy( v3 ).add( v1 ).multiplyScalar( 0.5 ); + + var mpN12, mpN23, mpN31; + if( bHasNormal ) { + if ( mpNPoolCount === mpNPool.length ) { + mpN12 = new THREE.Vector3(); + mpNPool.push( mpN12 ); + ++mpNPoolCount; + + mpN23 = new THREE.Vector3(); + mpNPool.push( mpN23 ); + ++mpNPoolCount; + + mpN31 = new THREE.Vector3(); + mpNPool.push( mpN31 ); + ++mpNPoolCount; + } else { + mpN12 = mpNPool[ mpNPoolCount ]; + ++mpNPoolCount; + mpN23 = mpNPool[ mpNPoolCount ]; + ++mpNPoolCount; + mpN31 = mpNPool[ mpNPoolCount ]; + ++mpNPoolCount; + } + + mpN12.copy( face.vertexNormalsModel[ 0 ] ).add( face.vertexNormalsModel[ 1 ] ).normalize(); + mpN23.copy( face.vertexNormalsModel[ 1 ] ).add( face.vertexNormalsModel[ 2 ] ).normalize(); + mpN31.copy( face.vertexNormalsModel[ 2 ] ).add( face.vertexNormalsModel[ 0 ] ).normalize(); + } + + // a + if( bHasNormal ) { + tempFace.vertexNormalsModel[ 0 ] = face.vertexNormalsModel[ 0 ]; + tempFace.vertexNormalsModel[ 1 ] = mpN12; + tempFace.vertexNormalsModel[ 2 ] = mpN31; + } + drawTriangle( v1, mpV12, mpV31, uv1, mpUV12, mpUV31, shader, tempFace, material ); + + // b + if( bHasNormal ) { + tempFace.vertexNormalsModel[ 0 ] = face.vertexNormalsModel[ 1 ]; + tempFace.vertexNormalsModel[ 1 ] = mpN23; + tempFace.vertexNormalsModel[ 2 ] = mpN12; + } + drawTriangle( v2, mpV23, mpV12, uv2, mpUV23, mpUV12, shader, tempFace, material ); + + // c + if( bHasNormal ) { + tempFace.vertexNormalsModel[ 0 ] = mpN12; + tempFace.vertexNormalsModel[ 1 ] = mpN23; + tempFace.vertexNormalsModel[ 2 ] = mpN31; + } + drawTriangle( mpV12, mpV23, mpV31, mpUV12, mpUV23, mpUV31, shader, tempFace, material ); + + // d + if( bHasNormal ) { + tempFace.vertexNormalsModel[ 0 ] = face.vertexNormalsModel[ 2 ]; + tempFace.vertexNormalsModel[ 1 ] = mpN31; + tempFace.vertexNormalsModel[ 2 ] = mpN23; + } + drawTriangle( v3, mpV31, mpV23, uv3, mpUV31, mpUV23, shader, tempFace, material ); + + return; + } + + // Z values (.28 fixed-point) + + var z1 = ( v1.z * viewportZScale + viewportZOffs ) | 0; + var z2 = ( v2.z * viewportZScale + viewportZOffs ) | 0; + var z3 = ( v3.z * viewportZScale + viewportZOffs ) | 0; + + // UV values + var bHasUV = false; + var tu1, tv1, tu2, tv2, tu3, tv3; + + if ( uv1 && uv2 && uv3 ) { + + bHasUV = true; + + tu1 = uv1.x; + tv1 = 1 - uv1.y; + tu2 = uv2.x; + tv2 = 1 - uv2.y; + tu3 = uv3.x; + tv3 = 1 - uv3.y; + + } + + // Normal values + var n1, n2, n3, nz1, nz2, nz3; + + if ( bHasNormal ) { + + n1 = face.vertexNormalsModel[ 0 ]; + n2 = face.vertexNormalsModel[ 1 ]; + n3 = face.vertexNormalsModel[ 2 ]; + nz1 = n1.z * 255; + nz2 = n2.z * 255; + nz3 = n3.z * 255; + + } + + // Deltas + + var dx12 = x1 - x2, dy12 = y2 - y1; + var dx23 = x2 - x3, dy23 = y3 - y2; + var dx31 = x3 - x1, dy31 = y1 - y3; + + // Bounding rectangle + + var minx = Math.max( ( Math.min( x1, x2, x3 ) + subpixelBias ) >> subpixelBits, 0 ); + var maxx = Math.min( ( Math.max( x1, x2, x3 ) + subpixelBias ) >> subpixelBits, canvasWidth ); + var miny = Math.max( ( Math.min( y1, y2, y3 ) + subpixelBias ) >> subpixelBits, 0 ); + var maxy = Math.min( ( Math.max( y1, y2, y3 ) + subpixelBias ) >> subpixelBits, canvasHeight ); + + rectx1 = Math.min( minx, rectx1 ); + rectx2 = Math.max( maxx, rectx2 ); + recty1 = Math.min( miny, recty1 ); + recty2 = Math.max( maxy, recty2 ); + + // Block size, standard 8x8 (must be power of two) + + var q = blockSize; + + // Start in corner of 8x8 block + + minx &= ~ ( q - 1 ); + miny &= ~ ( q - 1 ); + + // Constant part of half-edge functions + + var minXfixscale = ( minx << subpixelBits ); + var minYfixscale = ( miny << subpixelBits ); + + var c1 = dy12 * ( ( minXfixscale ) - x1 ) + dx12 * ( ( minYfixscale ) - y1 ); + var c2 = dy23 * ( ( minXfixscale ) - x2 ) + dx23 * ( ( minYfixscale ) - y2 ); + var c3 = dy31 * ( ( minXfixscale ) - x3 ) + dx31 * ( ( minYfixscale ) - y3 ); + + // Correct for fill convention + + if ( dy12 > 0 || ( dy12 == 0 && dx12 > 0 ) ) c1 ++; + if ( dy23 > 0 || ( dy23 == 0 && dx23 > 0 ) ) c2 ++; + if ( dy31 > 0 || ( dy31 == 0 && dx31 > 0 ) ) c3 ++; + + // Note this doesn't kill subpixel precision, but only because we test for >=0 (not >0). + // It's a bit subtle. :) + c1 = ( c1 - 1 ) >> subpixelBits; + c2 = ( c2 - 1 ) >> subpixelBits; + c3 = ( c3 - 1 ) >> subpixelBits; + + // Z interpolation setup + + var dz12 = z1 - z2, dz31 = z3 - z1; + var invDet = 1.0 / ( dx12 * dy31 - dx31 * dy12 ); + var dzdx = ( invDet * ( dz12 * dy31 - dz31 * dy12 ) ); // dz per one subpixel step in x + var dzdy = ( invDet * ( dz12 * dx31 - dx12 * dz31 ) ); // dz per one subpixel step in y + + // Z at top/left corner of rast area + + var cz = ( z1 + ( ( minXfixscale ) - x1 ) * dzdx + ( ( minYfixscale ) - y1 ) * dzdy ) | 0; + + // Z pixel steps + + dzdx = ( dzdx * fixscale ) | 0; + dzdy = ( dzdy * fixscale ) | 0; + + var dtvdx, dtvdy, cbtu, cbtv; + if ( bHasUV ) { + + // UV interpolation setup + var dtu12 = tu1 - tu2, dtu31 = tu3 - tu1; + var dtudx = ( invDet * ( dtu12 * dy31 - dtu31 * dy12 ) ); // dtu per one subpixel step in x + var dtudy = ( invDet * ( dtu12 * dx31 - dx12 * dtu31 ) ); // dtu per one subpixel step in y + var dtv12 = tv1 - tv2, dtv31 = tv3 - tv1; + dtvdx = ( invDet * ( dtv12 * dy31 - dtv31 * dy12 ) ); // dtv per one subpixel step in x + dtvdy = ( invDet * ( dtv12 * dx31 - dx12 * dtv31 ) ); // dtv per one subpixel step in y + + // UV at top/left corner of rast area + cbtu = ( tu1 + ( minXfixscale - x1 ) * dtudx + ( minYfixscale - y1 ) * dtudy ); + cbtv = ( tv1 + ( minXfixscale - x1 ) * dtvdx + ( minYfixscale - y1 ) * dtvdy ); + + // UV pixel steps + dtudx = dtudx * fixscale; + dtudy = dtudy * fixscale; + dtvdx = dtvdx * fixscale; + dtvdy = dtvdy * fixscale; + + } + + var dnxdx, dnzdy, cbnz; + if ( bHasNormal ) { + + // Normal interpolation setup + var dnz12 = nz1 - nz2, dnz31 = nz3 - nz1; + var dnzdx = ( invDet * ( dnz12 * dy31 - dnz31 * dy12 ) ); // dnz per one subpixel step in x + var dnzdy = ( invDet * ( dnz12 * dx31 - dx12 * dnz31 ) ); // dnz per one subpixel step in y + + // Normal at top/left corner of rast area + cbnz = ( nz1 + ( minXfixscale - x1 ) * dnzdx + ( minYfixscale - y1 ) * dnzdy ); + + // Normal pixel steps + dnzdx = ( dnzdx * fixscale ); + dnzdy = ( dnzdy * fixscale ); + + } + + // Set up min/max corners + var qm1 = q - 1; // for convenience + var nmin1 = 0, nmax1 = 0; + var nmin2 = 0, nmax2 = 0; + var nmin3 = 0, nmax3 = 0; + var nminz = 0, nmaxz = 0; + if ( dx12 >= 0 ) nmax1 -= qm1 * dx12; else nmin1 -= qm1 * dx12; + if ( dy12 >= 0 ) nmax1 -= qm1 * dy12; else nmin1 -= qm1 * dy12; + if ( dx23 >= 0 ) nmax2 -= qm1 * dx23; else nmin2 -= qm1 * dx23; + if ( dy23 >= 0 ) nmax2 -= qm1 * dy23; else nmin2 -= qm1 * dy23; + if ( dx31 >= 0 ) nmax3 -= qm1 * dx31; else nmin3 -= qm1 * dx31; + if ( dy31 >= 0 ) nmax3 -= qm1 * dy31; else nmin3 -= qm1 * dy31; + if ( dzdx >= 0 ) nmaxz += qm1 * dzdx; else nminz += qm1 * dzdx; + if ( dzdy >= 0 ) nmaxz += qm1 * dzdy; else nminz += qm1 * dzdy; + + // Loop through blocks + var linestep = canvasWidth - q; + + var cb1 = c1; + var cb2 = c2; + var cb3 = c3; + var cbz = cz; + var qstep = - q; + var e1x = qstep * dy12; + var e2x = qstep * dy23; + var e3x = qstep * dy31; + var ezx = qstep * dzdx; + + var etux, etvx; + if ( bHasUV ) { + + etux = qstep * dtudx; + etvx = qstep * dtvdx; + + } + + var enzx; + if ( bHasNormal ) { + + enzx = qstep * dnzdx; + + } + + var x0 = minx; + + for ( var y0 = miny; y0 < maxy; y0 += q ) { + + // New block line - keep hunting for tri outer edge in old block line dir + while ( x0 >= minx && x0 < maxx && cb1 >= nmax1 && cb2 >= nmax2 && cb3 >= nmax3 ) { + + x0 += qstep; + cb1 += e1x; + cb2 += e2x; + cb3 += e3x; + cbz += ezx; + + if ( bHasUV ) { + + cbtu += etux; + cbtv += etvx; + + } + + if ( bHasNormal ) { + + cbnz += enzx; + + } + + } + + // Okay, we're now in a block we know is outside. Reverse direction and go into main loop. + qstep = - qstep; + e1x = - e1x; + e2x = - e2x; + e3x = - e3x; + ezx = - ezx; + + if ( bHasUV ) { + + etux = - etux; + etvx = - etvx; + + } + + if ( bHasNormal ) { + + enzx = - enzx; + + } + + while ( 1 ) { + + // Step everything + x0 += qstep; + cb1 += e1x; + cb2 += e2x; + cb3 += e3x; + cbz += ezx; + + if ( bHasUV ) { + + cbtu += etux; + cbtv += etvx; + + } + + if ( bHasNormal ) { + + cbnz += enzx; + + } + + // We're done with this block line when at least one edge completely out + // If an edge function is too small and decreasing in the current traversal + // dir, we're done with this line. + if ( x0 < minx || x0 >= maxx ) break; + if ( cb1 < nmax1 ) if ( e1x < 0 ) break; else continue; + if ( cb2 < nmax2 ) if ( e2x < 0 ) break; else continue; + if ( cb3 < nmax3 ) if ( e3x < 0 ) break; else continue; + + // We can skip this block if it's already fully covered + var blockX = x0 >> blockShift; + var blockY = y0 >> blockShift; + var blockId = blockX + blockY * canvasWBlocks; + var minz = cbz + nminz; + + // farthest point in block closer than closest point in our tri? + if ( blockMaxZ[ blockId ] < minz ) continue; + + // Need to do a deferred clear? + var bflags = blockFlags[ blockId ]; + if ( bflags & BLOCK_NEEDCLEAR ) clearBlock( blockX, blockY ); + blockFlags[ blockId ] = bflags & ~ ( BLOCK_ISCLEAR | BLOCK_NEEDCLEAR ); + + // Offset at top-left corner + var offset = x0 + y0 * canvasWidth; + + // Accept whole block when fully covered + if ( cb1 >= nmin1 && cb2 >= nmin2 && cb3 >= nmin3 ) { + + var maxz = cbz + nmaxz; + blockMaxZ[ blockId ] = Math.min( blockMaxZ[ blockId ], maxz ); + + var cy1 = cb1; + var cy2 = cb2; + var cyz = cbz; + + var cytu, cytv; + if ( bHasUV ) { + + cytu = cbtu; + cytv = cbtv; + + } + + var cynz; + if ( bHasNormal ) { + + cynz = cbnz; + + } + + + for ( var iy = 0; iy < q; iy ++ ) { + + var cx1 = cy1; + var cx2 = cy2; + var cxz = cyz; + + var cxtu; + var cxtv; + if ( bHasUV ) { + + cxtu = cytu; + cxtv = cytv; + + } + + var cxnz; + if ( bHasNormal ) { + + cxnz = cynz; + + } + + for ( var ix = 0; ix < q; ix ++ ) { + + var z = cxz; + + if ( z < zbuffer[ offset ] ) { + + shader( data, zbuffer, offset, z, cxtu, cxtv, cxnz, face, material ); + + } + + cx1 += dy12; + cx2 += dy23; + cxz += dzdx; + + if ( bHasUV ) { + + cxtu += dtudx; + cxtv += dtvdx; + + } + + if ( bHasNormal ) { + + cxnz += dnzdx; + + } + + offset ++; + + } + + cy1 += dx12; + cy2 += dx23; + cyz += dzdy; + + if ( bHasUV ) { + + cytu += dtudy; + cytv += dtvdy; + + } + + if ( bHasNormal ) { + + cynz += dnzdy; + + } + + offset += linestep; + + } + + } else { + + // Partially covered block + + var cy1 = cb1; + var cy2 = cb2; + var cy3 = cb3; + var cyz = cbz; + + var cytu, cytv; + if ( bHasUV ) { + + cytu = cbtu; + cytv = cbtv; + + } + + var cynz; + if ( bHasNormal ) { + + cynz = cbnz; + + } + + for ( var iy = 0; iy < q; iy ++ ) { + + var cx1 = cy1; + var cx2 = cy2; + var cx3 = cy3; + var cxz = cyz; + + var cxtu; + var cxtv; + if ( bHasUV ) { + + cxtu = cytu; + cxtv = cytv; + + } + + var cxnz; + if ( bHasNormal ) { + + cxnz = cynz; + + } + + for ( var ix = 0; ix < q; ix ++ ) { + + if ( ( cx1 | cx2 | cx3 ) >= 0 ) { + + var z = cxz; + + if ( z < zbuffer[ offset ] ) { + + shader( data, zbuffer, offset, z, cxtu, cxtv, cxnz, face, material ); + + } + + } + + cx1 += dy12; + cx2 += dy23; + cx3 += dy31; + cxz += dzdx; + + if ( bHasUV ) { + + cxtu += dtudx; + cxtv += dtvdx; + + } + + if ( bHasNormal ) { + + cxnz += dnzdx; + + } + + offset ++; + + } + + cy1 += dx12; + cy2 += dx23; + cy3 += dx31; + cyz += dzdy; + + if ( bHasUV ) { + + cytu += dtudy; + cytv += dtvdy; + + } + + if ( bHasNormal ) { + + cynz += dnzdy; + + } + + offset += linestep; + + } + + } + + } + + // Advance to next row of blocks + cb1 += q * dx12; + cb2 += q * dx23; + cb3 += q * dx31; + cbz += q * dzdy; + + if ( bHasUV ) { + + cbtu += q * dtudy; + cbtv += q * dtvdy; + + } + + if ( bHasNormal ) { + + cbnz += q * dnzdy; + + } + + } + + } + + // When drawing line, the blockShiftShift has to be zero. In order to clean pixel + // Using color1 and color2 to interpolation pixel color + // LineWidth is according to material.linewidth + function drawLine( v1, v2, color1, color2, shader, material ) { + + // While the line mode is enable, blockSize has to be changed to 0. + if ( !lineMode ) { + lineMode = true; + blockShift = 0; + blockSize = 1 << blockShift; + + setSize( canvas.width, canvas.height ); + } + + // TODO: Implement per-pixel z-clipping + if ( v1.z < -1 || v1.z > 1 || v2.z < -1 || v2.z > 1 ) return; + + var halfLineWidth = Math.floor( ( material.linewidth - 1 ) * 0.5 ); + + // https://gist.github.com/2486101 + // explanation: http://pouet.net/topic.php?which=8760&page=1 + + // 28.4 fixed-point coordinates + var x1 = ( v1.x * viewportXScale + viewportXOffs ) | 0; + var x2 = ( v2.x * viewportXScale + viewportXOffs ) | 0; + + var y1 = ( v1.y * viewportYScale + viewportYOffs ) | 0; + var y2 = ( v2.y * viewportYScale + viewportYOffs ) | 0; + + var z1 = ( v1.z * viewportZScale + viewportZOffs ) | 0; + var z2 = ( v2.z * viewportZScale + viewportZOffs ) | 0; + + // Deltas + var dx12 = x1 - x2, dy12 = y1 - y2, dz12 = z1 - z2; + + // Bounding rectangle + var minx = Math.max( ( Math.min( x1, x2 ) + subpixelBias ) >> subpixelBits, 0 ); + var maxx = Math.min( ( Math.max( x1, x2 ) + subpixelBias ) >> subpixelBits, canvasWidth ); + var miny = Math.max( ( Math.min( y1, y2 ) + subpixelBias ) >> subpixelBits, 0 ); + var maxy = Math.min( ( Math.max( y1, y2 ) + subpixelBias ) >> subpixelBits, canvasHeight ); + var minz = Math.max( ( Math.min( z1, z2 ) + subpixelBias ) >> subpixelBits, 0 ); + var maxz = ( Math.max( z1, z2 ) + subpixelBias ) >> subpixelBits; + + rectx1 = Math.min( minx, rectx1 ); + rectx2 = Math.max( maxx, rectx2 ); + recty1 = Math.min( miny, recty1 ); + recty2 = Math.max( maxy, recty2 ); + + // Get the line's unit vector and cross vector + var length = Math.sqrt( ( dy12 * dy12 ) + ( dx12 * dx12 ) ); + var unitX = ( dx12 / length ); + var unitY = ( dy12 / length ); + var unitZ = ( dz12 / length ); + var pixelX, pixelY, pixelZ; + var pX, pY, pZ; + crossVector.set( unitX, unitY, unitZ ); + crossVector.cross( lookVector ); + crossVector.normalize(); + + while (length > 0) { + + // Get this pixel. + pixelX = x2 + length * unitX; + pixelY = y2 + length * unitY; + pixelZ = z2 + length * unitZ; + + pixelX = ( pixelX + subpixelBias ) >> subpixelBits; + pixelY = ( pixelY + subpixelBias ) >> subpixelBits; + pZ = ( pixelZ + subpixelBias ) >> subpixelBits; + + // Draw line with line width + for ( var i = -halfLineWidth; i <= halfLineWidth; ++i ) { + + // Compute the line pixels. + // Get the pixels on the vector that crosses to the line vector + pX = Math.floor( ( pixelX + crossVector.x * i ) ); + pY = Math.floor( ( pixelY + crossVector.y * i ) ); + + // if pixel is over the rect. Continue + if ( rectx1 >= pX || rectx2 <= pX || recty1 >= pY + || recty2 <= pY ) + continue; + + // Find this pixel at which block + var blockX = pX >> blockShift; + var blockY = pY >> blockShift; + var blockId = blockX + blockY * canvasWBlocks; + + // Compare the pixel depth width z block. + if ( blockMaxZ[ blockId ] < minz ) continue; + + blockMaxZ[ blockId ] = Math.min( blockMaxZ[ blockId ], maxz ); + + var bflags = blockFlags[ blockId ]; + if ( bflags & BLOCK_NEEDCLEAR ) clearBlock( blockX, blockY ); + blockFlags[ blockId ] = bflags & ~( BLOCK_ISCLEAR | BLOCK_NEEDCLEAR ); + + // draw pixel + var offset = pX + pY * canvasWidth; + + if ( pZ < zbuffer[ offset ] ) { + shader( data, zbuffer, offset, pZ, color1, color2, material ); + } + } + + --length; + } + + } + + function clearBlock( blockX, blockY ) { + + var zoffset = blockX * blockSize + blockY * blockSize * canvasWidth; + var poffset = zoffset * 4; + + var zlinestep = canvasWidth - blockSize; + var plinestep = zlinestep * 4; + + for ( var y = 0; y < blockSize; y ++ ) { + + for ( var x = 0; x < blockSize; x ++ ) { + + zbuffer[ zoffset ++ ] = maxZVal; + + data[ poffset ++ ] = clearColor.r * 255 | 0; + data[ poffset ++ ] = clearColor.g * 255 | 0; + data[ poffset ++ ] = clearColor.b * 255 | 0; + data[ poffset ++ ] = alpha ? 0 : 255; + + } + + zoffset += zlinestep; + poffset += plinestep; + + } + + } + + function finishClear( ) { + + var block = 0; + + for ( var y = 0; y < canvasHBlocks; y ++ ) { + + for ( var x = 0; x < canvasWBlocks; x ++ ) { + + if ( blockFlags[ block ] & BLOCK_NEEDCLEAR ) { + + clearBlock( x, y ); + blockFlags[ block ] = BLOCK_ISCLEAR; + + } + + block ++; + + } + + } + + } + +}; + +THREE.SoftwareRenderer.Texture = function() { + + var canvas; + + this.fromImage = function( image ) { + + if ( ! image || image.width <= 0 || image.height <= 0 ) + return; + + if ( canvas === undefined ) { + + canvas = document.createElement( 'canvas' ); + + } + + var size = image.width > image.height ? image.width : image.height; + size = THREE.Math.nextPowerOfTwo( size ); + + if ( canvas.width != size || canvas.height != size ) { + + canvas.width = size; + canvas.height = size; + + } + + var ctx = canvas.getContext( '2d' ); + ctx.clearRect( 0, 0, size, size ); + ctx.drawImage( image, 0, 0, size, size ); + + var imgData = ctx.getImageData( 0, 0, size, size ); + + this.data = imgData.data; + this.width = size; + this.height = size; + this.srcUrl = image.src; + + }; + +}; diff --git a/stitchcode/threee/THREE.MeshLine.js b/stitchcode/threee/THREE.MeshLine.js new file mode 100644 index 00000000..59280a63 --- /dev/null +++ b/stitchcode/threee/THREE.MeshLine.js @@ -0,0 +1,460 @@ +;(function() { + +"use strict"; + +var root = this + +var has_require = typeof require !== 'undefined' + +var THREE = root.THREE || has_require && require('three') +if( !THREE ) + throw new Error( 'EquirectangularToCubemap requires three.js' ) + +function MeshLine() { + + this.positions = []; + + this.previous = []; + this.next = []; + this.side = []; + this.width = []; + this.indices_array = []; + this.uvs = []; + this.counters = []; + this.geometry = new THREE.BufferGeometry(); + + this.widthCallback = null; + +} + +MeshLine.prototype.setGeometry = function( g, c ) { + + this.widthCallback = c; + + this.positions = []; + this.counters = []; + + if( g instanceof THREE.Geometry ) { + for( var j = 0; j < g.vertices.length; j++ ) { + var v = g.vertices[ j ]; + var c = j/g.vertices.length; + this.positions.push( v.x, v.y, v.z ); + this.positions.push( v.x, v.y, v.z ); + this.counters.push(c); + this.counters.push(c); + } + } + + if( g instanceof THREE.BufferGeometry ) { + // read attribute positions ? + } + + if( g instanceof Float32Array || g instanceof Array ) { + for( var j = 0; j < g.length; j += 3 ) { + var c = j/g.length; + this.positions.push( g[ j ], g[ j + 1 ], g[ j + 2 ] ); + this.positions.push( g[ j ], g[ j + 1 ], g[ j + 2 ] ); + this.counters.push(c); + this.counters.push(c); + } + } + + this.process(); + +} + +MeshLine.prototype.compareV3 = function( a, b ) { + + var aa = a * 6; + var ab = b * 6; + return ( this.positions[ aa ] === this.positions[ ab ] ) && ( this.positions[ aa + 1 ] === this.positions[ ab + 1 ] ) && ( this.positions[ aa + 2 ] === this.positions[ ab + 2 ] ); + +} + +MeshLine.prototype.copyV3 = function( a ) { + + var aa = a * 6; + return [ this.positions[ aa ], this.positions[ aa + 1 ], this.positions[ aa + 2 ] ]; + +} + +MeshLine.prototype.process = function() { + + var l = this.positions.length / 6; + + this.previous = []; + this.next = []; + this.side = []; + this.width = []; + this.indices_array = []; + this.uvs = []; + + for( var j = 0; j < l; j++ ) { + this.side.push( 1 ); + this.side.push( -1 ); + } + + var w; + for( var j = 0; j < l; j++ ) { + if( this.widthCallback ) w = this.widthCallback( j / ( l -1 ) ); + else w = 1; + this.width.push( w ); + this.width.push( w ); + } + + for( var j = 0; j < l; j++ ) { + this.uvs.push( j / ( l - 1 ), 0 ); + this.uvs.push( j / ( l - 1 ), 1 ); + } + + var v; + + if( this.compareV3( 0, l - 1 ) ){ + v = this.copyV3( l - 2 ); + } else { + v = this.copyV3( 0 ); + } + this.previous.push( v[ 0 ], v[ 1 ], v[ 2 ] ); + this.previous.push( v[ 0 ], v[ 1 ], v[ 2 ] ); + for( var j = 0; j < l - 1; j++ ) { + v = this.copyV3( j ); + this.previous.push( v[ 0 ], v[ 1 ], v[ 2 ] ); + this.previous.push( v[ 0 ], v[ 1 ], v[ 2 ] ); + } + + for( var j = 1; j < l; j++ ) { + v = this.copyV3( j ); + this.next.push( v[ 0 ], v[ 1 ], v[ 2 ] ); + this.next.push( v[ 0 ], v[ 1 ], v[ 2 ] ); + } + + if( this.compareV3( l - 1, 0 ) ){ + v = this.copyV3( 1 ); + } else { + v = this.copyV3( l - 1 ); + } + this.next.push( v[ 0 ], v[ 1 ], v[ 2 ] ); + this.next.push( v[ 0 ], v[ 1 ], v[ 2 ] ); + + for( var j = 0; j < l - 1; j++ ) { + var n = j * 2; + this.indices_array.push( n, n + 1, n + 2 ); + this.indices_array.push( n + 2, n + 1, n + 3 ); + } + + if (!this.attributes) { + this.attributes = { + position: new THREE.BufferAttribute( new Float32Array( this.positions ), 3 ), + previous: new THREE.BufferAttribute( new Float32Array( this.previous ), 3 ), + next: new THREE.BufferAttribute( new Float32Array( this.next ), 3 ), + side: new THREE.BufferAttribute( new Float32Array( this.side ), 1 ), + width: new THREE.BufferAttribute( new Float32Array( this.width ), 1 ), + uv: new THREE.BufferAttribute( new Float32Array( this.uvs ), 2 ), + index: new THREE.BufferAttribute( new Uint16Array( this.indices_array ), 1 ), + counters: new THREE.BufferAttribute( new Float32Array( this.counters ), 1 ) + } + } else { + this.attributes.position.copyArray(new Float32Array(this.positions)); + this.attributes.position.needsUpdate = true; + this.attributes.previous.copyArray(new Float32Array(this.previous)); + this.attributes.previous.needsUpdate = true; + this.attributes.next.copyArray(new Float32Array(this.next)); + this.attributes.next.needsUpdate = true; + this.attributes.side.copyArray(new Float32Array(this.side)); + this.attributes.side.needsUpdate = true; + this.attributes.width.copyArray(new Float32Array(this.width)); + this.attributes.width.needsUpdate = true; + this.attributes.uv.copyArray(new Float32Array(this.uvs)); + this.attributes.uv.needsUpdate = true; + this.attributes.index.copyArray(new Uint16Array(this.indices_array)); + this.attributes.index.needsUpdate = true; + } + + this.geometry.addAttribute( 'position', this.attributes.position ); + this.geometry.addAttribute( 'previous', this.attributes.previous ); + this.geometry.addAttribute( 'next', this.attributes.next ); + this.geometry.addAttribute( 'side', this.attributes.side ); + this.geometry.addAttribute( 'width', this.attributes.width ); + this.geometry.addAttribute( 'uv', this.attributes.uv ); + this.geometry.addAttribute( 'counters', this.attributes.counters ); + + this.geometry.setIndex( this.attributes.index ); + +} + +function memcpy (src, srcOffset, dst, dstOffset, length) { + var i + + src = src.subarray || src.slice ? src : src.buffer + dst = dst.subarray || dst.slice ? dst : dst.buffer + + src = srcOffset ? src.subarray ? + src.subarray(srcOffset, length && srcOffset + length) : + src.slice(srcOffset, length && srcOffset + length) : src + + if (dst.set) { + dst.set(src, dstOffset) + } else { + for (i=0; i