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ne=M(pt.style,"touchAction"),re=ne!==s,ie="compute",oe="auto",ae="manipulation",se="none",ue="pan-x",le="pan-y";G.prototype={set:function(t){t==ie&&(t=this.compute()),re&&this.manager.element.style&&(this.manager.element.style[ne]=t),this.actions=t.toLowerCase().trim()},update:function(){this.set(this.manager.options.touchAction)},compute:function(){var t=[];return c(this.manager.recognizers,function(e){d(e.options.enable,[e])&&(t=t.concat(e.getTouchAction()))}),Y(t.join(" "))},preventDefaults:function(t){if(!re){var e=t.srcEvent,n=t.offsetDirection;if(this.manager.session.prevented)return void e.preventDefault();var r=this.actions,i=g(r,se),o=g(r,le),a=g(r,ue);if(i){var s=1===t.pointers.length,u=t.distance<2,l=t.deltaTime<250;if(s&&u&&l)return}if(!a||!o)return i||o&&n&Nt||a&&n&Ft?this.preventSrc(e):void 0}},preventSrc:function(t){this.manager.session.prevented=!0,t.preventDefault()}};var ce=1,fe=2,he=4,pe=8,de=pe,ve=16,ye=32;K.prototype={defaults:{},set:function(t){return ft(this.options,t),this.manager&&this.manager.touchAction.update(),this},recognizeWith:function(t){if(l(t,"recognizeWith",this))return this;var e=this.simultaneous;return t=Q(t,this),e[t.id]||(e[t.id]=t,t.recognizeWith(this)),this},dropRecognizeWith:function(t){return l(t,"dropRecognizeWith",this)?this:(t=Q(t,this),delete this.simultaneous[t.id],this)},requireFailure:function(t){if(l(t,"requireFailure",this))return this;var e=this.requireFail;return t=Q(t,this),-1===x(e,t)&&(e.push(t),t.requireFailure(this)),this},dropRequireFailure:function(t){if(l(t,"dropRequireFailure",this))return this;t=Q(t,this);var e=x(this.requireFail,t);return e>-1&&this.requireFail.splice(e,1),this},hasRequireFailures:function(){return this.requireFail.length>0},canRecognizeWith:function(t){return!!this.simultaneous[t.id]},emit:function(t){function e(e){n.manager.emit(e,t)}var n=this,r=this.state;pe>r&&e(n.options.event+$(r)),e(n.options.event),t.additionalEvent&&e(t.additionalEvent),r>=pe&&e(n.options.event+$(r))},tryEmit:function(t){return this.canEmit()?this.emit(t):void(this.state=ye)},canEmit:function(){for(var t=0;t<this.requireFail.length;){if(!(this.requireFail[t].state&(ye|ce)))return!1;t++}return!0},recognize:function(t){var e=ft({},t);return d(this.options.enable,[this,e])?(this.state&(de|ve|ye)&&(this.state=ce),this.state=this.process(e),void(this.state&(fe|he|pe|ve)&&this.tryEmit(e))):(this.reset(),void(this.state=ye))},process:function(t){},getTouchAction:function(){},reset:function(){}},h(tt,K,{defaults:{pointers:1},attrTest:function(t){var e=this.options.pointers;return 0===e||t.pointers.length===e},process:function(t){var e=this.state,n=t.eventType,r=e&(fe|he),i=this.attrTest(t);return r&&(n&Ct||!i)?e|ve:r||i?n&At?e|pe:e&fe?e|he:fe:ye}}),h(et,tt,{defaults:{event:"pan",threshold:10,pointers:1,direction:Ht},getTouchAction:function(){var t=this.options.direction,e=[];return t&Nt&&e.push(le),t&Ft&&e.push(ue),e},directionTest:function(t){var e=this.options,n=!0,r=t.distance,i=t.direction,o=t.deltaX,a=t.deltaY;return i&e.direction||(e.direction&Nt?(i=0===o?Rt:0>o?Dt:It,n=o!=this.pX,r=Math.abs(t.deltaX)):(i=0===a?Rt:0>a?zt:qt,n=a!=this.pY,r=Math.abs(t.deltaY))),t.direction=i,n&&r>e.threshold&&i&e.direction},attrTest:function(t){return tt.prototype.attrTest.call(this,t)&&(this.state&fe||!(this.state&fe)&&this.directionTest(t))},emit:function(t){this.pX=t.deltaX,this.pY=t.deltaY;var e=J(t.direction);e&&(t.additionalEvent=this.options.event+e),this._super.emit.call(this,t)}}),h(nt,tt,{defaults:{event:"pinch",threshold:0,pointers:2},getTouchAction:function(){return[se]},attrTest:function(t){return this._super.attrTest.call(this,t)&&(Math.abs(t.scale-1)>this.options.threshold||this.state&fe)},emit:function(t){if(1!==t.scale){var e=t.scale<1?"in":"out";t.additionalEvent=this.options.event+e}this._super.emit.call(this,t)}}),h(rt,K,{defaults:{event:"press",pointers:1,time:251,threshold:9},getTouchAction:function(){return[oe]},process:function(t){var e=this.options,n=t.pointers.length===e.pointers,r=t.distance<e.threshold,i=t.deltaTime>e.time;if(this._input=t,!r||!n||t.eventType&(At|Ct)&&!i)this.reset();else if(t.eventType&St)this.reset(),this._timer=u(function(){this.state=de,this.tryEmit()},e.time,this);else if(t.eventType&At)return de;return ye},reset:function(){clearTimeout(this._timer)},emit:function(t){this.state===de&&(t&&t.eventType&At?this.manager.emit(this.options.event+"up",t):(this._input.timeStamp=mt(),this.manager.emit(this.options.event,this._input)))}}),h(it,tt,{defaults:{event:"rotate",threshold:0,pointers:2},getTouchAction:function(){return[se]},attrTest:function(t){return this._super.attrTest.call(this,t)&&(Math.abs(t.rotation)>this.options.threshold||this.state&fe)}}),h(ot,tt,{defaults:{event:"swipe",threshold:10,velocity:.3,direction:Nt|Ft,pointers:1},getTouchAction:function(){return et.prototype.getTouchAction.call(this)},attrTest:function(t){var e,n=this.options.direction;return n&(Nt|Ft)?e=t.overallVelocity:n&Nt?e=t.overallVelocityX:n&Ft&&(e=t.overallVelocityY),this._super.attrTest.call(this,t)&&n&t.offsetDirection&&t.distance>this.options.threshold&&t.maxPointers==this.options.pointers&&yt(e)>this.options.velocity&&t.eventType&At},emit:function(t){var e=J(t.offsetDirection);e&&this.manager.emit(this.options.event+e,t),this.manager.emit(this.options.event,t)}}),h(at,K,{defaults:{event:"tap",pointers:1,taps:1,interval:300,time:250,threshold:9,posThreshold:10},getTouchAction:function(){return[ae]},process:function(t){var e=this.options,n=t.pointers.length===e.pointers,r=t.distance<e.threshold,i=t.deltaTime<e.time;if(this.reset(),t.eventType&St&&0===this.count)return this.failTimeout();if(r&&i&&n){if(t.eventType!=At)return this.failTimeout();var o=this.pTime?t.timeStamp-this.pTime<e.interval:!0,a=!this.pCenter||z(this.pCenter,t.center)<e.posThreshold;this.pTime=t.timeStamp,this.pCenter=t.center,a&&o?this.count+=1:this.count=1,this._input=t;var s=this.count%e.taps;if(0===s)return this.hasRequireFailures()?(this._timer=u(function(){this.state=de,this.tryEmit()},e.interval,this),fe):de}return ye},failTimeout:function(){return this._timer=u(function(){this.state=ye},this.options.interval,this),ye},reset:function(){clearTimeout(this._timer)},emit:function(){this.state==de&&(this._input.tapCount=this.count,this.manager.emit(this.options.event,this._input))}}),st.VERSION="2.0.6",st.defaults={domEvents:!1,touchAction:ie,enable:!0,inputTarget:null,inputClass:null,preset:[[it,{enable:!1}],[nt,{enable:!1},["rotate"]],[ot,{direction:Nt}],[et,{direction:Nt},["swipe"]],[at],[at,{event:"doubletap",taps:2},["tap"]],[rt]],cssProps:{userSelect:"none",touchSelect:"none",touchCallout:"none",contentZooming:"none",userDrag:"none",tapHighlightColor:"rgba(0,0,0,0)"}};var me=1,_e=2;ut.prototype={set:function(t){return ft(this.options,t),t.touchAction&&this.touchAction.update(),t.inputTarget&&(this.input.destroy(),this.input.target=t.inputTarget,this.input.init()),this},stop:function(t){this.session.stopped=t?_e:me},recognize:function(t){var e=this.session;if(!e.stopped){this.touchAction.preventDefaults(t);var n,r=this.recognizers,i=e.curRecognizer;(!i||i&&i.state&de)&&(i=e.curRecognizer=null);for(var o=0;o<r.length;)n=r[o],e.stopped===_e||i&&n!=i&&!n.canRecognizeWith(i)?n.reset():n.recognize(t),!i&&n.state&(fe|he|pe)&&(i=e.curRecognizer=n),o++}},get:function(t){if(t instanceof K)return t;for(var e=this.recognizers,n=0;n<e.length;n++)if(e[n].options.event==t)return e[n];return null},add:function(t){if(l(t,"add",this))return this;var e=this.get(t.options.event);return e&&this.remove(e),this.recognizers.push(t),t.manager=this,this.touchAction.update(),t},remove:function(t){if(l(t,"remove",this))return this;if(t=this.get(t)){var e=this.recognizers,n=x(e,t);-1!==n&&(e.splice(n,1),this.touchAction.update())}return this},on:function(t,e){var n=this.handlers;return c(b(t),function(t){n[t]=n[t]||[],n[t].push(e)}),this},off:function(t,e){var n=this.handlers;return c(b(t),function(t){e?n[t]&&n[t].splice(x(n[t],e),1):delete n[t]}),this},emit:function(t,e){this.options.domEvents&&ct(t,e);var n=this.handlers[t]&&this.handlers[t].slice();if(n&&n.length){e.type=t,e.preventDefault=function(){e.srcEvent.preventDefault()};for(var r=0;r<n.length;)n[r](e),r++}},destroy:function(){this.element&&lt(this,!1),this.handlers={},this.session={},this.input.destroy(),this.element=null}},ft(st,{INPUT_START:St,INPUT_MOVE:Lt,INPUT_END:At,INPUT_CANCEL:Ct,STATE_POSSIBLE:ce,STATE_BEGAN:fe,STATE_CHANGED:he,STATE_ENDED:pe,STATE_RECOGNIZED:de,STATE_CANCELLED:ve,STATE_FAILED:ye,DIRECTION_NONE:Rt,DIRECTION_LEFT:Dt,DIRECTION_RIGHT:It,DIRECTION_UP:zt,DIRECTION_DOWN:qt,DIRECTION_HORIZONTAL:Nt,DIRECTION_VERTICAL:Ft,DIRECTION_ALL:Ht,Manager:ut,Input:P,TouchAction:G,TouchInput:V,MouseInput:H,PointerEventInput:U,TouchMouseInput:X,SingleTouchInput:W,Recognizer:K,AttrRecognizer:tt,Tap:at,Pan:et,Swipe:ot,Pinch:nt,Rotate:it,Press:rt,on:y,off:m,each:c,merge:gt,extend:_t,assign:ft,inherit:h,bindFn:p,prefixed:M});var ge="undefined"!=typeof i?i:"undefined"!=typeof self?self:{};ge.Hammer=st,r=function(){return st}.call(e,n,e,t),!(r!==s&&(t.exports=r))}(window,document,"Hammer")},function(t,e,n){function r(t){return t&&t.__esModule?t:{"default":t}}function i(t,e){if(!(t instanceof e))throw new TypeError("Cannot call a class as a function")}function o(t,e){if("function"!=typeof e&&null!==e)throw new TypeError("Super expression must either be null or a function, not "+typeof e);t.prototype=Object.create(e&&e.prototype,{constructor:{value:t,enumerable:!1,writable:!0,configurable:!0}}),e&&(Object.setPrototypeOf?Object.setPrototypeOf(t,e):t.__proto__=e)}Object.defineProperty(e,"__esModule",{value:!0});var a=function(){function t(t,e){for(var n=0;n<e.length;n++){var r=e[n];r.enumerable=r.enumerable||!1,r.configurable=!0,"value"in r&&(r.writable=!0),Object.defineProperty(t,r.key,r)}}return function(e,n,r){return n&&t(e.prototype,n),r&&t(e,r),e}}(),s=function(t,e,n){for(var r=!0;r;){var i=t,o=e,a=n;r=!1,null===i&&(i=Function.prototype);var s=Object.getOwnPropertyDescriptor(i,o);if(void 0!==s){if("value"in s)return s.value;var u=s.get;if(void 0===u)return;return u.call(a)}var l=Object.getPrototypeOf(i);if(null===l)return;t=l,e=o,n=a,r=!0,s=l=void 0}},u=n(33),l=r(u),c=n(3),f=r(c),h=n(24),p=r(h),d=n(34),v=r(d),y=function(t){function e(t){i(this,e),s(Object.getPrototypeOf(e.prototype),"constructor",this).call(this);var n={skybox:!1};this._options=(0,f["default"])(n,t)}return o(e,t),a(e,[{key:"_onAdd",value:function(){this._initLights(),this._options.skybox&&this._initSkybox()}},{key:"_initLights",value:function(){if(this._options.skybox){this._skyboxLight=new p["default"].DirectionalLight(16777215,1),this._skyboxLight.castShadow=!0;var t=1e3;this._skyboxLight.shadow.camera.left=-t,this._skyboxLight.shadow.camera.right=t,this._skyboxLight.shadow.camera.top=t,this._skyboxLight.shadow.camera.bottom=-t,this._skyboxLight.shadow.camera.near=1e4,this._skyboxLight.shadow.camera.far=7e4,this._skyboxLight.shadow.mapSize.width=2048,this._skyboxLight.shadow.mapSize.height=2048,this.add(this._skyboxLight)}else{var e=new p["default"].DirectionalLight(10066329);e.intesity=.1,e.position.x=100,e.position.y=100,e.position.z=100;var n=new p["default"].DirectionalLight(10066329);n.intesity=.1,n.position.x=-100,n.position.y=100,n.position.z=-100;var r=new p["default"].DirectionalLightHelper(e,10),i=new p["default"].DirectionalLightHelper(n,10);this.add(e),this.add(n),this.add(r),this.add(i)}}},{key:"_initSkybox",value:function(){this._skybox=(0,v["default"])(this._world,this._skyboxLight),this.add(this._skybox._mesh)}},{key:"_initGrid",value:function(){var t=4e3,e=100,n=new p["default"].GridHelper(t,e);this.add(n)}},{key:"destroy",value:function(){this._skyboxLight=null,this.remove(this._skybox._mesh),this._skybox.destroy(),this._skybox=null,s(Object.getPrototypeOf(e.prototype),"destroy",this).call(this)}}]),e}(l["default"]);e["default"]=function(t){return new y(t)},t.exports=e["default"]},function(t,e,n){function r(t){return t&&t.__esModule?t:{"default":t}}function o(t,e){if(!(t instanceof e))throw new TypeError("Cannot call a class as a function")}function a(t,e){if("function"!=typeof e&&null!==e)throw new TypeError("Super expression must either be null or a function, not "+typeof e);t.prototype=Object.create(e&&e.prototype,{constructor:{value:t,enumerable:!1,writable:!0,configurable:!0}}),e&&(Object.setPrototypeOf?Object.setPrototypeOf(t,e):t.__proto__=e)}Object.defineProperty(e,"__esModule",{value:!0});var s=function(){function t(t,e){for(var n=0;n<e.length;n++){var r=e[n];r.enumerable=r.enumerable||!1,r.configurable=!0,"value"in r&&(r.writable=!0),Object.defineProperty(t,r.key,r)}}return function(e,n,r){return n&&t(e.prototype,n),r&&t(e,r),e}}(),u=function(t,e,n){for(var r=!0;r;){var i=t,o=e,a=n;r=!1,null===i&&(i=Function.prototype);var s=Object.getOwnPropertyDescriptor(i,o);if(void 0!==s){if("value"in s)return s.value;var u=s.get;if(void 0===u)return;return u.call(a)}var l=Object.getPrototypeOf(i);if(null===l)return;t=l,e=o,n=a,r=!0,s=l=void 0}},l=n(2),c=r(l),f=n(24),h=r(f),p=n(25),d=(r(p),
function(t){function e(){o(this,e),u(Object.getPrototypeOf(e.prototype),"constructor",this).call(this),this._layer=new h["default"].Object3D}return a(e,t),s(e,[{key:"add",value:function(t){this._layer.add(t)}},{key:"remove",value:function(t){this._layer.remove(t)}},{key:"addTo",value:function(t){return t.addLayer(this),this}},{key:"_addToWorld",value:function(t){this._world=t,this._onAdd(t),this.emit("added")}},{key:"destroy",value:function(){var t;for(i=this._layer.children.length-1;i>=0;i--)t=this._layer.children[i],t&&(this.remove(t),t.geometry&&(t.geometry.dispose(),t.geometry=null),t.material&&(t.material.map&&(t.material.map.dispose(),t.material.map=null),t.material.dispose(),t.material=null));this._world=null,this._layer=null}}]),e}(c["default"]));e["default"]=d,t.exports=e["default"]},function(t,e,n){function r(t){return t&&t.__esModule?t:{"default":t}}function i(t,e){if(!(t instanceof e))throw new TypeError("Cannot call a class as a function")}Object.defineProperty(e,"__esModule",{value:!0});var o=function(){function t(t,e){for(var n=0;n<e.length;n++){var r=e[n];r.enumerable=r.enumerable||!1,r.configurable=!0,"value"in r&&(r.writable=!0),Object.defineProperty(t,r.key,r)}}return function(e,n,r){return n&&t(e.prototype,n),r&&t(e,r),e}}(),a=n(24),s=r(a),u=n(35),l=r(u),c=n(36),f=r(c),h={vertexShader:["varying vec3 vPosition;","void main() {","vPosition = position;","gl_Position = projectionMatrix * modelViewMatrix * vec4( position, 1.0 );","}"].join("\n"),fragmentShader:["uniform samplerCube cubemap;","varying vec3 vPosition;","void main() {","gl_FragColor = textureCube(cubemap, normalize(vPosition));","}"].join("\n")},p=function(){function t(e,n){i(this,t),this._world=e,this._light=n,this._settings={distance:38e3,turbidity:10,reileigh:2,mieCoefficient:.005,mieDirectionalG:.8,luminance:1,inclination:.48,azimuth:.25},this._initSkybox(),this._updateUniforms(),this._initEvents()}return o(t,[{key:"_initEvents",value:function(){this._throttledWorldUpdate=(0,f["default"])(this._update,100),this._world.on("preUpdate",this._throttledWorldUpdate,this)}},{key:"_initSkybox",value:function(){this._cubeCamera=new s["default"].CubeCamera(1,2e6,128);var t=this._cubeCamera.renderTarget;this._sky=new l["default"],this._skyScene=new s["default"].Scene,this._skyScene.add(this._sky.mesh),this._sunSphere=new s["default"].Mesh(new s["default"].SphereBufferGeometry(2e3,16,8),new s["default"].MeshBasicMaterial({color:16777215}));var e={cubemap:{type:"t",value:t}},n=new s["default"].ShaderMaterial({uniforms:e,vertexShader:h.vertexShader,fragmentShader:h.fragmentShader,side:s["default"].BackSide});this._mesh=new s["default"].Mesh(new s["default"].BoxGeometry(19e4,19e4,19e4),n)}},{key:"_updateUniforms",value:function(){var t=this._settings,e=this._sky.uniforms;e.turbidity.value=t.turbidity,e.reileigh.value=t.reileigh,e.luminance.value=t.luminance,e.mieCoefficient.value=t.mieCoefficient,e.mieDirectionalG.value=t.mieDirectionalG;var n=Math.PI*(t.inclination-.5),r=2*Math.PI*(t.azimuth-.5);this._sunSphere.position.x=t.distance*Math.cos(r),this._sunSphere.position.y=t.distance*Math.sin(r)*Math.sin(n),this._sunSphere.position.z=t.distance*Math.sin(r)*Math.cos(n),this._light.position.copy(this._sunSphere.position),this._sky.uniforms.sunPosition.value.copy(this._sunSphere.position)}},{key:"_update",value:function(t){this._done||(this._done=!0,this._light.intensity=1-.95*(this._settings.inclination/.5),this._updateUniforms(),this._cubeCamera.updateCubeMap(this._world._engine._renderer,this._skyScene))}},{key:"getRenderTarget",value:function(){return this._cubeCamera.renderTarget}},{key:"destroy",value:function(){this._world.off("preUpdate",this._throttledWorldUpdate),this._throttledWorldUpdate=null,this._world=null,this._light=null,this._cubeCamera=null,this._sky.mesh.geometry.dispose(),this._sky.mesh.geometry=null,this._sky.mesh.material.map&&(this._sky.mesh.material.map.dispose(),this._sky.mesh.material.map=null),this._sky.mesh.material.dispose(),this._sky.mesh.material=null,this._sky.mesh=null,this._sky=null,this._skyScene=null,this._sunSphere.geometry.dispose(),this._sunSphere.geometry=null,this._sunSphere.material.map&&(this._sunSphere.material.map.dispose(),this._sunSphere.material.map=null),this._sunSphere.material.dispose(),this._sunSphere.material=null,this._sunSphere=null,this._mesh.geometry.dispose(),this._mesh.geometry=null,this._mesh.material.map&&(this._mesh.material.map.dispose(),this._mesh.material.map=null),this._mesh.material.dispose(),this._mesh.material=null}}]),t}();e["default"]=function(t,e){return new p(t,e)},t.exports=e["default"]},function(t,e,n){function r(t){return t&&t.__esModule?t:{"default":t}}Object.defineProperty(e,"__esModule",{value:!0});var i=n(24),o=r(i);o["default"].ShaderLib.sky={uniforms:{luminance:{type:"f",value:1},turbidity:{type:"f",value:2},reileigh:{type:"f",value:1},mieCoefficient:{type:"f",value:.005},mieDirectionalG:{type:"f",value:.8},sunPosition:{type:"v3",value:new o["default"].Vector3}},vertexShader:["varying vec3 vWorldPosition;","void main() {","vec4 worldPosition = modelMatrix * vec4( position, 1.0 );","vWorldPosition = worldPosition.xyz;","gl_Position = projectionMatrix * modelViewMatrix * vec4( position, 1.0 );","}"].join("\n"),fragmentShader:["uniform sampler2D skySampler;","uniform vec3 sunPosition;","varying vec3 vWorldPosition;","vec3 cameraPos = vec3(0., 0., 0.);","// uniform sampler2D sDiffuse;","// const float turbidity = 10.0; //","// const float reileigh = 2.; //","// const float luminance = 1.0; //","// const float mieCoefficient = 0.005;","// const float mieDirectionalG = 0.8;","uniform float luminance;","uniform float turbidity;","uniform float reileigh;","uniform float mieCoefficient;","uniform float mieDirectionalG;","// constants for atmospheric scattering","const float e = 2.71828182845904523536028747135266249775724709369995957;","const float pi = 3.141592653589793238462643383279502884197169;","const float n = 1.0003; // refractive index of air","const float N = 2.545E25; // number of molecules per unit volume for air at","// 288.15K and 1013mb (sea level -45 celsius)","const float pn = 0.035;	// depolatization factor for standard air","// wavelength of used primaries, according to preetham","const vec3 lambda = vec3(680E-9, 550E-9, 450E-9);","// mie stuff","// K coefficient for the primaries","const vec3 K = vec3(0.686, 0.678, 0.666);","const float v = 4.0;","// optical length at zenith for molecules","const float rayleighZenithLength = 8.4E3;","const float mieZenithLength = 1.25E3;","const vec3 up = vec3(0.0, 1.0, 0.0);","const float EE = 1000.0;","const float sunAngularDiameterCos = 0.999956676946448443553574619906976478926848692873900859324;","// 66 arc seconds -> degrees, and the cosine of that","// earth shadow hack","const float cutoffAngle = pi/1.95;","const float steepness = 1.5;","vec3 totalRayleigh(vec3 lambda)","{","return (8.0 * pow(pi, 3.0) * pow(pow(n, 2.0) - 1.0, 2.0) * (6.0 + 3.0 * pn)) / (3.0 * N * pow(lambda, vec3(4.0)) * (6.0 - 7.0 * pn));","}","// A simplied version of the total Reayleigh scattering to works on browsers that use ANGLE","vec3 simplifiedRayleigh()","{","return 0.0005 / vec3(94, 40, 18);","}","float rayleighPhase(float cosTheta)","{	 ","return (3.0 / (16.0*pi)) * (1.0 + pow(cosTheta, 2.0));","//	return (1.0 / (3.0*pi)) * (1.0 + pow(cosTheta, 2.0));","//	return (3.0 / 4.0) * (1.0 + pow(cosTheta, 2.0));","}","vec3 totalMie(vec3 lambda, vec3 K, float T)","{","float c = (0.2 * T ) * 10E-18;","return 0.434 * c * pi * pow((2.0 * pi) / lambda, vec3(v - 2.0)) * K;","}","float hgPhase(float cosTheta, float g)","{","return (1.0 / (4.0*pi)) * ((1.0 - pow(g, 2.0)) / pow(1.0 - 2.0*g*cosTheta + pow(g, 2.0), 1.5));","}","float sunIntensity(float zenithAngleCos)","{","return EE * max(0.0, 1.0 - exp(-((cutoffAngle - acos(zenithAngleCos))/steepness)));","}","// float logLuminance(vec3 c)","// {","// 	return log(c.r * 0.2126 + c.g * 0.7152 + c.b * 0.0722);","// }","// Filmic ToneMapping http://filmicgames.com/archives/75","float A = 0.15;","float B = 0.50;","float C = 0.10;","float D = 0.20;","float E = 0.02;","float F = 0.30;","float W = 1000.0;","vec3 Uncharted2Tonemap(vec3 x)","{","return ((x*(A*x+C*B)+D*E)/(x*(A*x+B)+D*F))-E/F;","}","void main() ","{","float sunfade = 1.0-clamp(1.0-exp((sunPosition.y/450000.0)),0.0,1.0);","// luminance =  1.0 ;// vWorldPosition.y / 450000. + 0.5; //sunPosition.y / 450000. * 1. + 0.5;","// gl_FragColor = vec4(sunfade, sunfade, sunfade, 1.0);","float reileighCoefficient = reileigh - (1.0* (1.0-sunfade));","vec3 sunDirection = normalize(sunPosition);","float sunE = sunIntensity(dot(sunDirection, up));","// extinction (absorbtion + out scattering) ","// rayleigh coefficients","vec3 betaR = simplifiedRayleigh() * reileighCoefficient;","// mie coefficients","vec3 betaM = totalMie(lambda, K, turbidity) * mieCoefficient;","// optical length","// cutoff angle at 90 to avoid singularity in next formula.","float zenithAngle = acos(max(0.0, dot(up, normalize(vWorldPosition - cameraPos))));","float sR = rayleighZenithLength / (cos(zenithAngle) + 0.15 * pow(93.885 - ((zenithAngle * 180.0) / pi), -1.253));","float sM = mieZenithLength / (cos(zenithAngle) + 0.15 * pow(93.885 - ((zenithAngle * 180.0) / pi), -1.253));","// combined extinction factor	","vec3 Fex = exp(-(betaR * sR + betaM * sM));","// in scattering","float cosTheta = dot(normalize(vWorldPosition - cameraPos), sunDirection);","float rPhase = rayleighPhase(cosTheta*0.5+0.5);","vec3 betaRTheta = betaR * rPhase;","float mPhase = hgPhase(cosTheta, mieDirectionalG);","vec3 betaMTheta = betaM * mPhase;","vec3 Lin = pow(sunE * ((betaRTheta + betaMTheta) / (betaR + betaM)) * (1.0 - Fex),vec3(1.5));","Lin *= mix(vec3(1.0),pow(sunE * ((betaRTheta + betaMTheta) / (betaR + betaM)) * Fex,vec3(1.0/2.0)),clamp(pow(1.0-dot(up, sunDirection),5.0),0.0,1.0));","//nightsky","vec3 direction = normalize(vWorldPosition - cameraPos);","float theta = acos(direction.y); // elevation --> y-axis, [-pi/2, pi/2]","float phi = atan(direction.z, direction.x); // azimuth --> x-axis [-pi/2, pi/2]","vec2 uv = vec2(phi, theta) / vec2(2.0*pi, pi) + vec2(0.5, 0.0);","// vec3 L0 = texture2D(skySampler, uv).rgb+0.1 * Fex;","vec3 L0 = vec3(0.1) * Fex;","// composition + solar disc","//if (cosTheta > sunAngularDiameterCos)","float sundisk = smoothstep(sunAngularDiameterCos,sunAngularDiameterCos+0.00002,cosTheta);","// if (normalize(vWorldPosition - cameraPos).y>0.0)","L0 += (sunE * 19000.0 * Fex)*sundisk;","vec3 whiteScale = 1.0/Uncharted2Tonemap(vec3(W));","vec3 texColor = (Lin+L0);   ","texColor *= 0.04 ;","texColor += vec3(0.0,0.001,0.0025)*0.3;","float g_fMaxLuminance = 1.0;","float fLumScaled = 0.1 / luminance;     ","float fLumCompressed = (fLumScaled * (1.0 + (fLumScaled / (g_fMaxLuminance * g_fMaxLuminance)))) / (1.0 + fLumScaled); ","float ExposureBias = fLumCompressed;","vec3 curr = Uncharted2Tonemap((log2(2.0/pow(luminance,4.0)))*texColor);","vec3 color = curr*whiteScale;","vec3 retColor = pow(color,vec3(1.0/(1.2+(1.2*sunfade))));","gl_FragColor.rgb = retColor;","gl_FragColor.a = 1.0;","}"].join("\n")};var a=function(){var t=o["default"].ShaderLib.sky,e=o["default"].UniformsUtils.clone(t.uniforms),n=new o["default"].ShaderMaterial({fragmentShader:t.fragmentShader,vertexShader:t.vertexShader,uniforms:e,side:o["default"].BackSide}),r=new o["default"].SphereBufferGeometry(45e4,32,15),i=new o["default"].Mesh(r,n);this.mesh=i,this.uniforms=e};e["default"]=a,t.exports=e["default"]},function(t,e,n){function r(t,e,n){var r=!0,s=!0;if("function"!=typeof t)throw new TypeError(a);return i(n)&&(r="leading"in n?!!n.leading:r,s="trailing"in n?!!n.trailing:s),o(t,e,{leading:r,maxWait:e,trailing:s})}function i(t){var e=typeof t;return!!t&&("object"==e||"function"==e)}var o=n(37),a="Expected a function";t.exports=r},function(t,e){function n(t,e,n){function r(){g&&clearTimeout(g),p&&clearTimeout(p),x=0,h=p=y=g=b=void 0}function s(e,n){n&&clearTimeout(n),p=g=b=void 0,e&&(x=_(),d=t.apply(y,h),g||p||(h=y=void 0))}function u(){var t=e-(_()-v);0>=t||t>e?s(b,p):g=setTimeout(u,t)}function l(){return(g&&b||p&&M)&&(d=t.apply(y,h)),r(),d}function c(){s(M,g)}function f(){if(h=arguments,v=_(),y=this,b=M&&(g||!w),E===!1)var n=w&&!g;else{p||w||(x=v);var r=E-(v-x),i=0>=r||r>E;i?(p&&(p=clearTimeout(p)),x=v,d=t.apply(y,h)):p||(p=setTimeout(c,r))}return 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TypeError("Cannot call a class as a function")}function o(t,e){if("function"!=typeof e&&null!==e)throw new TypeError("Super expression must either be null or a function, not "+typeof e);t.prototype=Object.create(e&&e.prototype,{constructor:{value:t,enumerable:!1,writable:!0,configurable:!0}}),e&&(Object.setPrototypeOf?Object.setPrototypeOf(t,e):t.__proto__=e)}Object.defineProperty(e,"__esModule",{value:!0});var a=function(){function t(t,e){for(var n=0;n<e.length;n++){var r=e[n];r.enumerable=r.enumerable||!1,r.configurable=!0,"value"in r&&(r.writable=!0),Object.defineProperty(t,r.key,r)}}return function(e,n,r){return n&&t(e.prototype,n),r&&t(e,r),e}}(),s=function(t,e,n){for(var r=!0;r;){var i=t,o=e,a=n;r=!1,null===i&&(i=Function.prototype);var s=Object.getOwnPropertyDescriptor(i,o);if(void 0!==s){if("value"in s)return s.value;var u=s.get;if(void 0===u)return;return u.call(a)}var l=Object.getPrototypeOf(i);if(null===l)return;t=l,e=o,n=a,r=!0,s=l=void 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n,r=this.head;if(arguments.length>1)n=e;else{if(!this.head)throw new TypeError("Reduce of empty list with no initial value");r=this.head.next,n=this.head.value}for(var i=0;null!==r;i++)n=t(n,r.value,i),r=r.next;return n},n.prototype.reduceReverse=function(t,e){var n,r=this.tail;if(arguments.length>1)n=e;else{if(!this.tail)throw new TypeError("Reduce of empty list with no initial value");r=this.tail.prev,n=this.tail.value}for(var i=this.length-1;null!==r;i--)n=t(n,r.value,i),r=r.prev;return n},n.prototype.toArray=function(){for(var t=new Array(this.length),e=0,n=this.head;null!==n;e++)t[e]=n.value,n=n.next;return t},n.prototype.toArrayReverse=function(){for(var t=new Array(this.length),e=0,n=this.tail;null!==n;e++)t[e]=n.value,n=n.prev;return t},n.prototype.slice=function(t,e){e=e||this.length,0>e&&(e+=this.length),t=t||0,0>t&&(t+=this.length);var r=new n;if(t>e||0>e)return r;0>t&&(t=0),e>this.length&&(e=this.length);for(var i=0,o=this.head;null!==o&&t>i;i++)o=o.next;for(;null!==o&&e>i;i++,o=o.next)r.push(o.value);return r},n.prototype.sliceReverse=function(t,e){e=e||this.length,0>e&&(e+=this.length),t=t||0,0>t&&(t+=this.length);var r=new n;if(t>e||0>e)return r;0>t&&(t=0),e>this.length&&(e=this.length);for(var i=this.length,o=this.tail;null!==o&&i>e;i--)o=o.prev;for(;null!==o&&i>t;i--,o=o.prev)r.push(o.value);return r},n.prototype.reverse=function(){for(var t=this.head,e=this.tail,n=t;null!==n;n=n.prev){var r=n.prev;n.prev=n.next,n.next=r}return this.head=e,this.tail=t,this}},function(t,e,n){function r(t){return t&&t.__esModule?t:{"default":t}}function i(t,e){if(!(t instanceof e))throw new TypeError("Cannot call a class as a function")}function o(t,e){if("function"!=typeof e&&null!==e)throw new TypeError("Super expression must either be null or a function, not "+typeof e);t.prototype=Object.create(e&&e.prototype,{constructor:{value:t,enumerable:!1,writable:!0,configurable:!0}}),e&&(Object.setPrototypeOf?Object.setPrototypeOf(t,e):t.__proto__=e)}Object.defineProperty(e,"__esModule",{value:!0});var a=function(){function t(t,e){for(var n=0;n<e.length;n++){var r=e[n];r.enumerable=r.enumerable||!1,r.configurable=!0,"value"in r&&(r.writable=!0),Object.defineProperty(t,r.key,r)}}return function(e,n,r){return n&&t(e.prototype,n),r&&t(e,r),e}}(),s=function(t,e,n){for(var r=!0;r;){var i=t,o=e,a=n;r=!1,null===i&&(i=Function.prototype);var s=Object.getOwnPropertyDescriptor(i,o);if(void 0!==s){if("value"in s)return s.value;var u=s.get;if(void 0===u)return;return u.call(a)}var l=Object.getPrototypeOf(i);if(null===l)return;t=l,e=o,n=a,r=!0,s=l=void 0}},u=n(50),l=r(u),c=n(51),f=(r(c),n(24)),h=r(f),p=function(t){function e(t,n,r){i(this,e),s(Object.getPrototypeOf(e.prototype),"constructor",this).call(this,t,n,r)}return o(e,t),a(e,[{key:"requestTileAsync",value:function(){var t=this;setTimeout(function(){t._mesh||(t._mesh=t._createMesh(),t._requestTile())},0)}},{key:"destroy",value:function(){this._abortRequest(),this._image=null,s(Object.getPrototypeOf(e.prototype),"destroy",this).call(this)}},{key:"_createMesh",value:function(){if(this._center){var t,e=new h["default"].Object3D,n=new h["default"].PlaneBufferGeometry(this._side,this._side,1);this._world._environment._skybox?(t=new h["default"].MeshStandardMaterial({depthWrite:!1}),t.roughness=1,t.metalness=.1,t.envMap=this._world._environment._skybox.getRenderTarget()):t=new h["default"].MeshBasicMaterial({depthWrite:!1});var r=new h["default"].Mesh(n,t);return r.rotation.x=-90*Math.PI/180,r.receiveShadow=!0,e.add(r),e.renderOrder=0,e.position.x=this._center[0],e.position.z=this._center[1],e}}},{key:"_createDebugMesh",value:function(){var t=document.createElement("canvas");t.width=256,t.height=256;var e=t.getContext("2d");e.font="Bold 20px Helvetica Neue, Verdana, Arial",e.fillStyle="#ff0000",e.fillText(this._quadcode,20,t.width/2-5),e.fillText(this._tile.toString(),20,t.width/2+25);var n=new h["default"].Texture(t);n.magFilter=h["default"].LinearFilter,n.minFilter=h["default"].LinearMipMapLinearFilter,n.anisotropy=4,n.needsUpdate=!0;var r=new h["default"].MeshBasicMaterial({map:n,transparent:!0,depthWrite:!1}),i=new h["default"].PlaneBufferGeometry(this._side,this._side,1),o=new h["default"].Mesh(i,r);return o.rotation.x=-90*Math.PI/180,o.position.y=.1,o}},{key:"_requestTile",value:function(){var t=this,e={x:this._tile[0],y:this._tile[1],z:this._tile[2]},n=this._getTileURL(e),r=document.createElement("img");r.addEventListener("load",function(e){var n=new h["default"].Texture;n.image=r,n.needsUpdate=!0,n.magFilter=h["default"].LinearFilter,n.minFilter=h["default"].LinearMipMapLinearFilter,n.anisotropy=4,n.needsUpdate=!0,t._mesh&&t._mesh.children[0]&&t._mesh.children[0].material&&(t._mesh.children[0].material.map=n,t._mesh.children[0].material.needsUpdate=!0,t._texture=n,t._ready=!0)},!1),r.crossOrigin="",r.src=n,this._image=r}},{key:"_abortRequest",value:function(){this._image&&(this._image.src="")}}]),e}(l["default"]);e["default"]=function(t,e,n){return new p(t,e,n)},t.exports=e["default"]},function(t,e,n){function r(t){return t&&t.__esModule?t:{"default":t}}function i(t,e){if(!(t instanceof e))throw new TypeError("Cannot call a class as a function")}Object.defineProperty(e,"__esModule",{value:!0});var o=function(){function t(t,e){for(var n=0;n<e.length;n++){var r=e[n];r.enumerable=r.enumerable||!1,r.configurable=!0,"value"in r&&(r.writable=!0),Object.defineProperty(t,r.key,r)}}return function(e,n,r){return n&&t(e.prototype,n),r&&t(e,r),e}}(),a=n(11),s=(r(a),n(10)),u=r(s),l=n(24),c=r(l),f=180/Math.PI,h=/\{([szxy])\}/g,p=function(){function t(e,n,r){i(this,t),this._layer=r,this._world=r._world,this._quadcode=e,this._path=n,this._ready=!1,this._tile=this._quadcodeToTile(e),this._boundsLatLon=this._tileBoundsWGS84(this._tile),this._boundsWorld=this._tileBoundsFromWGS84(this._boundsLatLon),this._center=this._boundsToCenter(this._boundsWorld),this._centerLatlon=this._world.pointToLatLon(VIZI.Point(this._center[0],this._center[1])),this._side=this._getSide(this._boundsWorld),this._pointScale=this._world.pointScale(this._centerLatlon)}return o(t,[{key:"isReady",value:function(){return this._ready}},{key:"requestTileAsync",value:function(){}},{key:"getQuadcode",value:function(){return this._quadcode}},{key:"getBounds",value:function(){return this._boundsWorld}},{key:"getCenter",value:function(){return this._center}},{key:"getSide",value:function(){return this._side}},{key:"getMesh",value:function(){return this._mesh}},{key:"destroy",value:function(){this._layer=null,this._world=null,this._boundsLatLon=null,this._boundsWorld=null,this._center=null,this._mesh&&(this._mesh.children?this._mesh.children.forEach(function(t){t.geometry.dispose(),t.geometry=null,t.material.map&&(t.material.map.dispose(),t.material.map=null),t.material.dispose(),t.material=null}):(this._mesh.geometry.dispose(),this._mesh.geometry=null,this._mesh.material.map&&(this._mesh.material.map.dispose(),this._mesh.material.map=null),this._mesh.material.dispose(),this._mesh.material=null))}},{key:"_createMesh",value:function(){}},{key:"_createDebugMesh",value:function(){}},{key:"_getTileURL",value:function(t){return t.s||(t.s=String.fromCharCode(97+Math.floor(3*Math.random()))),h.lastIndex=0,this._path.replace(h,function(e,n){return t[n]})}},{key:"_quadcodeToTile",value:function(t){for(var e=0,n=0,r=t.length,i=r;i>0;i--){var o=1<<i-1,a=+t[r-i];1===a&&(e|=o),2===a&&(n|=o),3===a&&(e|=o,n|=o)}return[e,n,r]}},{key:"_tileBoundsFromWGS84",value:function(t){var e=this._layer._world.latLonToPoint((0,u["default"])(t[1],t[0])),n=this._layer._world.latLonToPoint((0,u["default"])(t[3],t[2]));return[e.x,e.y,n.x,n.y]}},{key:"_tileBoundsWGS84",value:function(t){var e=this._tile2lon(t[0]+1,t[2]),n=this._tile2lon(t[0],t[2]),r=this._tile2lat(t[1]+1,t[2]),i=this._tile2lat(t[1],t[2]);return[n,r,e,i]}},{key:"_tile2lon",value:function(t,e){return t/Math.pow(2,e)*360-180}},{key:"_tile2lat",value:function(t,e){var n=Math.PI-2*Math.PI*t/Math.pow(2,e);return f*Math.atan(.5*(Math.exp(n)-Math.exp(-n)))}},{key:"_boundsToCenter",value:function(t){var e=t[0]+(t[2]-t[0])/2,n=t[1]+(t[3]-t[1])/2;return[e,n]}},{key:"_getSide",value:function(t){return new c["default"].Vector3(t[0],0,t[3]).sub(new c["default"].Vector3(t[0],0,t[1])).length()}}]),t}();e["default"]=p,t.exports=e["default"]},function(t,e,n){function r(t){return t&&t.__esModule?t:{"default":t}}Object.defineProperty(e,"__esModule",{value:!0});var i=n(24),o=r(i);BoxHelper=function(t){var e=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]),n=new Float32Array(24),r=new o["default"].BufferGeometry;r.setIndex(new o["default"].BufferAttribute(e,1)),r.addAttribute("position",new o["default"].BufferAttribute(n,3)),o["default"].LineSegments.call(this,r,new o["default"].LineBasicMaterial({linewidth:2,color:16711680})),void 0!==t&&this.update(t)},BoxHelper.prototype=Object.create(o["default"].LineSegments.prototype),BoxHelper.prototype.constructor=BoxHelper,BoxHelper.prototype.update=function(){var t=new o["default"].Box3;return function(e){if(t.setFromObject(e),!t.isEmpty()){var n=t.min,r=t.max,i=this.geometry.attributes.position,o=i.array;o[0]=r.x,o[1]=r.y,o[2]=r.z,o[3]=n.x,o[4]=r.y,o[5]=r.z,o[6]=n.x,o[7]=n.y,o[8]=r.z,o[9]=r.x,o[10]=n.y,o[11]=r.z,o[12]=r.x,o[13]=r.y,o[14]=n.z,o[15]=n.x,o[16]=r.y,o[17]=n.z,o[18]=n.x,o[19]=n.y,o[20]=n.z,o[21]=r.x,o[22]=n.y,o[23]=n.z,i.needsUpdate=!0,this.geometry.computeBoundingSphere()}}}(),e["default"]=BoxHelper,t.exports=e["default"]},function(t,e,n){function r(t){return t&&t.__esModule?t:{"default":t}}Object.defineProperty(e,"__esModule",{value:!0});var i=n(24),o=r(i);e["default"]=function(t,e){var n=document.createElement("canvas");n.width=1,n.height=1;var r=n.getContext("2d");r.fillStyle=t,r.fillRect(0,0,n.width,n.height);var i=new o["default"].Texture(n);i.needsUpdate=!0;var a;return e?(a=new o["default"].MeshStandardMaterial({depthWrite:!1}),a.roughness=1,a.metalness=.1,a.envMap=e):a=new o["default"].MeshBasicMaterial({map:i,depthWrite:!1}),a},t.exports=e["default"]},function(t,e,n){function r(t){return t&&t.__esModule?t:{"default":t}}function i(t,e){if(!(t instanceof e))throw new TypeError("Cannot call a class as a function")}function o(t,e){if("function"!=typeof e&&null!==e)throw new TypeError("Super expression must either be null or a function, not "+typeof e);t.prototype=Object.create(e&&e.prototype,{constructor:{value:t,enumerable:!1,writable:!0,configurable:!0}}),e&&(Object.setPrototypeOf?Object.setPrototypeOf(t,e):t.__proto__=e)}Object.defineProperty(e,"__esModule",{value:!0});var a=function(){function t(t,e){for(var n=0;n<e.length;n++){var r=e[n];r.enumerable=r.enumerable||!1,r.configurable=!0,"value"in r&&(r.writable=!0),Object.defineProperty(t,r.key,r)}}return function(e,n,r){return n&&t(e.prototype,n),r&&t(e,r),e}}(),s=function(t,e,n){for(var r=!0;r;){var i=t,o=e,a=n;r=!1,null===i&&(i=Function.prototype);var s=Object.getOwnPropertyDescriptor(i,o);if(void 0!==s){if("value"in s)return s.value;var u=s.get;if(void 0===u)return;return u.call(a)}var l=Object.getPrototypeOf(i);if(null===l)return;t=l,e=o,n=a,r=!0,s=l=void 0}},u=n(39),l=r(u),c=n(3),f=r(c),h=n(54),p=r(h),d=n(36),v=r(d),y=n(24),m=(r(y),function(t){function e(t,n){i(this,e);var r={maxLOD:14,distance:2e3};n=(0,f["default"])(r,n),s(Object.getPrototypeOf(e.prototype),"constructor",this).call(this,n),this._path=t}return o(e,t),a(e,[{key:"_onAdd",value:function(t){var n=this;s(Object.getPrototypeOf(e.prototype),"_onAdd",this).call(this,t),setTimeout(function(){n._calculateLOD(),n._initEvents()},0)}},{key:"_initEvents",value:function(){this._throttledWorldUpdate=(0,v["default"])(this._onWorldUpdate,100),this._world.on("preUpdate",this._throttledWorldUpdate,this),this._world.on("move",this._onWorldMove,this),this._world.on("controlsMove",this._onControlsMove,this)}},{key:"_onWorldUpdate",value:function(){this._pauseOutput||this._outputTiles()}},{key:"_onWorldMove",value:function(t,e){this._pauseOutput=!1,this._calculateLOD()}},{key:"_onControlsMove",value:function(){this._pauseOutput=!0}},{key:"_createTile",value:function(t,e){var n={};return this._options.filter&&(n.filter=this._options.filter),this._options.style&&(n.style=this._options.style),this._options.topojson&&(n.topojson=!0),(0,p["default"])(t,this._path,e,n)}},{key:"destroy",value:function(){this._world.off("preUpdate",this._throttledWorldUpdate),this._world.off("move",this._onWorldMove),this._throttledWorldUpdate=null,s(Object.getPrototypeOf(e.prototype),"destroy",this).call(this)}}]),e}(l["default"]));e["default"]=function(t,e){return new m(t,e)},t.exports=e["default"]},function(t,e,n){function r(t){return t&&t.__esModule?t:{"default":t}}function o(t,e){if(!(t instanceof e))throw new TypeError("Cannot call a class as a function")}function a(t,e){if("function"!=typeof e&&null!==e)throw new TypeError("Super expression must either be null or a function, not "+typeof e);t.prototype=Object.create(e&&e.prototype,{constructor:{value:t,enumerable:!1,writable:!0,configurable:!0}}),e&&(Object.setPrototypeOf?Object.setPrototypeOf(t,e):t.__proto__=e)}Object.defineProperty(e,"__esModule",{value:!0});var s=function(){function t(t,e){for(var n=0;n<e.length;n++){var r=e[n];r.enumerable=r.enumerable||!1,r.configurable=!0,"value"in r&&(r.writable=!0),Object.defineProperty(t,r.key,r)}}return function(e,n,r){return n&&t(e.prototype,n),r&&t(e,r),e}}(),u=function(t,e,n){for(var r=!0;r;){var i=t,o=e,a=n;r=!1,null===i&&(i=Function.prototype);var s=Object.getOwnPropertyDescriptor(i,o);if(void 0!==s){if("value"in s)return s.value;var u=s.get;if(void 0===u)return;return u.call(a)}var l=Object.getPrototypeOf(i);if(null===l)return;t=l,e=o,n=a,r=!0,s=l=void 0}},l=n(50),c=r(l),f=n(51),h=(r(f),n(24)),p=r(h),d=n(55),v=r(d),y=n(57),m=r(y),_=n(11),g=r(_),b=n(10),x=r(b),w=n(58),E=r(w),M=n(3),O=r(M),T=n(59),P=r(T),j=n(60),k=r(j),S=function(t){function e(t,n,r,i){o(this,e),u(Object.getPrototypeOf(e.prototype),"constructor",this).call(this,t,n,r);var a={topojson:!1,filter:null,style:{color:"#ffffff"}};this._options=(0,O["default"])(a,i)}return a(e,t),s(e,[{key:"requestTileAsync",value:function(){var t=this;setTimeout(function(){t._mesh||(t._mesh=t._createMesh(),t._requestTile())},0)}},{key:"destroy",value:function(){this._abortRequest(),this._request=null,u(Object.getPrototypeOf(e.prototype),"destroy",this).call(this)}},{key:"_createMesh",value:function(){if(this._center){var t=new p["default"].Object3D;return t.position.x=this._center[0],t.position.z=this._center[1],t}}},{key:"_createDebugMesh",value:function(){var t=document.createElement("canvas");t.width=256,t.height=256;var e=t.getContext("2d");e.font="Bold 20px Helvetica Neue, Verdana, Arial",e.fillStyle="#ff0000",e.fillText(this._quadcode,20,t.width/2-5),e.fillText(this._tile.toString(),20,t.width/2+25);var n=new 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r=n(62);t.exports={union:function(t,e){return r(t,e,!1,!1)},intersection:function(t,e){return r(t,e,!0,!0)},diff:function(t,e){return r(t,e,!1,!0)},clip:r}},function(t,e,n){var r=n(63);t.exports=function(t,e,n,i){var o,a=new r(t),s=new r(e),o=a.clip(s,n,i);return o}},function(t,e,n){var r=n(64),i=n(65),o=function(t,e){this.first=null,this.vertices=0,this._lastUnprocessed=null,this._arrayVertices="undefined"==typeof e?Array.isArray(t[0]):e;for(var n=0,i=t.length;i>n;n++)this.addVertex(new r(t[n]))};o.prototype.addVertex=function(t){if(null==this.first)this.first=t,this.first.next=t,this.first.prev=t;else{var e=this.first,n=e.prev;e.prev=t,t.next=e,t.prev=n,n.next=t}this.vertices++},o.prototype.insertVertex=function(t,e,n){for(var r,i=e;!i.equals(n)&&i._distance<t._distance;)i=i.next;t.next=i,r=i.prev,t.prev=r,r.next=t,i.prev=t,this.vertices++},o.prototype.getNext=function(t){for(var e=t;e._isIntersection;)e=e.next;return e},o.prototype.getFirstIntersect=function(){var t=this._firstIntersect||this.first;do{if(t._isIntersection&&!t._visited)break;t=t.next}while(!t.equals(this.first));return this._firstIntersect=t,t},o.prototype.hasUnprocessed=function(){var t=this._lastUnprocessed||this.first;do{if(t._isIntersection&&!t._visited)return this._lastUnprocessed=t,!0;t=t.next}while(!t.equals(this.first));return this._lastUnprocessed=null,!1},o.prototype.getPoints=function(){var t=[],e=this.first;if(this._arrayVertices){do t.push([e.x,e.y]),e=e.next;while(e!==this.first)}else do t.push({x:e.x,y:e.y}),e=e.next;while(e!==this.first);return t},o.prototype.clip=function(t,e,n){var a,s,u=this.first,l=t.first;do{if(!u._isIntersection)do{if(!l._isIntersection){var c=new i(u,this.getNext(u.next),l,t.getNext(l.next));if(c.valid()){var f=r.createIntersection(c.x,c.y,c.toSource),h=r.createIntersection(c.x,c.y,c.toClip);f._corresponding=h,h._corresponding=f,this.insertVertex(f,u,this.getNext(u.next)),t.insertVertex(h,l,t.getNext(l.next))}}l=l.next}while(!l.equals(t.first));u=u.next}while(!u.equals(this.first));u=this.first,l=t.first,a=u.isInside(t),s=l.isInside(this),e^=a,n^=s;do u._isIntersection&&(u._isEntry=e,e=!e),u=u.next;while(!u.equals(this.first));do l._isIntersection&&(l._isEntry=n,n=!n),l=l.next;while(!l.equals(t.first));for(var p=[];this.hasUnprocessed();){var d=this.getFirstIntersect(),v=new o([],this._arrayVertices);v.addVertex(new r(d.x,d.y));do{if(d.visit(),d._isEntry){do d=d.next,v.addVertex(new r(d.x,d.y));while(!d._isIntersection)}else do d=d.prev,v.addVertex(new r(d.x,d.y));while(!d._isIntersection);d=d._corresponding}while(!d._visited);p.push(v.getPoints())}return 0===p.length&&(a&&p.push(this.getPoints()),s&&p.push(t.getPoints()),0===p.length&&(p=null)),p},t.exports=o},function(t,e){var n=function(t,e){1===arguments.length&&(Array.isArray(t)?(e=t[1],t=t[0]):(e=t.y,t=t.x)),this.x=t,this.y=e,this.next=null,this.prev=null,this._corresponding=null,this._distance=0,this._isEntry=!0,this._isIntersection=!1,this._visited=!1};n.createIntersection=function(t,e,r){var i=new n(t,e);return i._distance=r,i._isIntersection=!0,i._isEntry=!1,i},n.prototype.visit=function(){this._visited=!0,null===this._corresponding||this._corresponding._visited||this._corresponding.visit()},n.prototype.equals=function(t){return this.x===t.x&&this.y===t.y},n.prototype.isInside=function(t){var e=!1,n=t.first,r=n.next,i=this.x,o=this.y;do(n.y<o&&r.y>=o||r.y<o&&n.y>=o)&&(n.x<=i||r.x<=i)&&(e^=n.x+(o-n.y)/(r.y-n.y)*(r.x-n.x)<i),n=n.next,r=n.next||t.first;while(!n.equals(t.first));return e},t.exports=n},function(t,e){var n=function(t,e,n,r){this.x=0,this.y=0,this.toSource=0,this.toClip=0;var i=(r.y-n.y)*(e.x-t.x)-(r.x-n.x)*(e.y-t.y);0!==i&&(this.toSource=((r.x-n.x)*(t.y-n.y)-(r.y-n.y)*(t.x-n.x))/i,this.toClip=((e.x-t.x)*(t.y-n.y)-(e.y-t.y)*(t.x-n.x))/i,this.valid()&&(this.x=t.x+this.toSource*(e.x-t.x),this.y=t.y+this.toSource*(e.y-t.y)))};n.prototype.valid=function(){return 0<this.toSource&&this.toSource<1&&0<this.toClip&&this.toClip<1},t.exports=n},function(t,e){"use strict";function n(t,e){this.current=t,this.next=e,this._inNormal=this.inwardsNormal(),this._outNormal=this.outwardsNormal()}n.prototype.outwardsNormal=function(){var t=this.inwardsNormal();return[-t[0],-t[1]]},n.prototype.inwardsNormal=function(){var t=this.next[0]-this.current[0],e=this.next[1]-this.current[1],n=Math.sqrt(t*t+e*e);return[-e/n,t/n]},n.prototype.offset=function(t,e){var r=this.current,i=this.next;return new n([r[0]+t,r[1]+e],[i[0]+t,i[1]+e])},t.exports=n},function(t,e){"use strict";t.exports=function(t,e,n,r){var i=(r[1]-n[1])*(e[0]-t[0])-(r[0]-n[0])*(e[1]-t[1]);if(0==i)return null;var o=((r[0]-n[0])*(t[1]-n[1])-(r[1]-n[1])*(t[0]-n[0]))/i,a=((e[0]-t[0])*(t[1]-n[1])-(e[1]-t[1])*(t[0]-n[0]))/i;return 0>o||0>a||o>1||a>1?null:[t[0]+o*(e[0]-t[0]),t[1]+o*(e[1]-t[1])]}},function(t,e,n){function r(t){return t&&t.__esModule?t:{"default":t}}Object.defineProperty(e,"__esModule",{value:!0});var i=n(53),o=r(i),a=n(3),s=r(a);e["default"]=function(t,e){var n={topojson:!0};return e=(0,s["default"])(n,e),(0,o["default"])(t,e)},t.exports=e["default"]}])});
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