villares 2019-06-06 23:03:41 -03:00
rodzic cfb4c14d05
commit d76800b896
8 zmienionych plików z 2 dodań i 2720 usunięć

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@ -186,5 +186,5 @@ def b_arc(cx, cy, w, h, start_angle, end_angle, mode):
# ==== This is required by pyp5js to work
# Register your events functions here
event_functions = {} #"mouseWheel": mouseWheel, "mousePressed": mousePressed, "mouseDragged": mouseDragged, "mouseReleased": mouseReleased, }
event_functions = {"mouseWheel": mouseWheel, "mousePressed": mousePressed, "mouseDragged": mouseDragged, "mouseReleased": mouseReleased, }
start_p5(setup, draw, event_functions)

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// Transcrypt'ed from Python, 2019-06-06 21:59:19
// Transcrypt'ed from Python, 2019-06-06 23:01:18
var __name__ = 'org.transcrypt.__runtime__';
export var __envir__ = {};
__envir__.interpreter_name = 'python';

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// Transcrypt'ed from Python, 2019-06-06 21:59:19
import {AssertionError, AttributeError, BaseException, DeprecationWarning, Exception, IndexError, IterableError, KeyError, NotImplementedError, RuntimeWarning, StopIteration, UserWarning, ValueError, Warning, __JsIterator__, __PyIterator__, __Terminal__, __add__, __and__, __call__, __class__, __envir__, __eq__, __floordiv__, __ge__, __get__, __getcm__, __getitem__, __getslice__, __getsm__, __gt__, __i__, __iadd__, __iand__, __idiv__, __ijsmod__, __ilshift__, __imatmul__, __imod__, __imul__, __in__, __init__, __ior__, __ipow__, __irshift__, __isub__, __ixor__, __jsUsePyNext__, __jsmod__, __k__, __kwargtrans__, __le__, __lshift__, __lt__, __matmul__, __mergefields__, __mergekwargtrans__, __mod__, __mul__, __ne__, __neg__, __nest__, __or__, __pow__, __pragma__, __proxy__, __pyUseJsNext__, __rshift__, __setitem__, __setproperty__, __setslice__, __sort__, __specialattrib__, __sub__, __super__, __t__, __terminal__, __truediv__, __withblock__, __xor__, all, any, assert, bool, bytearray, bytes, callable, chr, deepcopy, delattr, dict, dir, divmod, enumerate, getattr, hasattr, input, isinstance, issubclass, len, list, object, ord, property, py_TypeError, py_iter, py_metatype, py_next, py_reversed, py_typeof, range, repr, setattr, sorted, sum, tuple, zip} from './org.transcrypt.__runtime__.js';
import {ADD, ALT, ARROW, AUTO, AXES, BACKSPACE, BASELINE, BEVEL, BEZIER, BLEND, BLUR, BOLD, BOLDITALIC, BOTTOM, BURN, CENTER, CHORD, CLAMP, CLOSE, CONTROL, CORNER, CORNERS, CROSS, CURVE, DARKEST, DEGREES, DEG_TO_RAD, DELETE, DIFFERENCE, DILATE, DODGE, DOWN_ARROW, ENTER, ERODE, ESCAPE, EXCLUSION, FILL, GRAY, GRID, HALF_PI, HAND, HARD_LIGHT, HSB, HSL, IMAGE, IMMEDIATE, INVERT, ITALIC, LANDSCAPE, LEFT, LEFT_ARROW, LIGHTEST, LINEAR, LINES, LINE_LOOP, LINE_STRIP, MIRROR, MITER, MOVE, MULTIPLY, NEAREST, NORMAL, OPAQUE, OPEN, OPTION, OVERLAY, P2D, PI, PIE, POINTS, PORTRAIT, POSTERIZE, PROJECT, QUADRATIC, QUADS, QUAD_STRIP, QUARTER_PI, RADIANS, RADIUS, RAD_TO_DEG, REPEAT, REPLACE, RETURN, RGB, RIGHT, RIGHT_ARROW, ROUND, SCREEN, SHIFT, SOFT_LIGHT, SQUARE, STROKE, SUBTRACT, TAB, TAU, TEXT, TEXTURE, THRESHOLD, TOP, TRIANGLES, TRIANGLE_FAN, TRIANGLE_STRIP, TWO_PI, UP_ARROW, WAIT, WEBGL, _CTX_MIDDLE, _DEFAULT_FILL, _DEFAULT_LEADMULT, _DEFAULT_STROKE, _DEFAULT_TEXT_FILL, _P5_INSTANCE, abs, accelerationX, accelerationY, accelerationZ, acos, alpha, ambientLight, ambientMaterial, angleMode, append, applyMatrix, arc, arrayCopy, asin, atan, atan2, background, beginContour, beginShape, bezier, bezierDetail, bezierPoint, bezierTangent, bezierVertex, blend, blendMode, blue, boolean, box, brightness, byte, camera, ceil, char, circle, color, colorMode, concat, cone, constrain, copy, cos, createCamera, createCanvas, createGraphics, createImage, createNumberDict, createShader, createStringDict, createVector, createWriter, cursor, curve, curveDetail, curvePoint, curveTangent, curveTightness, curveVertex, cylinder, day, debugMode, degrees, deviceOrientation, directionalLight, disableFriendlyErrors, displayDensity, displayHeight, displayWidth, dist, ellipse, ellipseMode, ellipsoid, endContour, endShape, exp, fill, filter, float, floor, focused, frameCount, frameRate, fullscreen, getURL, getURLParams, getURLPath, global_p5_injection, green, height, hex, hour, httpDo, httpGet, httpPost, hue, image, imageMode, int, join, key, keyCode, keyIsDown, keyIsPressed, lerp, lerpColor, lightness, lights, line, loadBytes, loadFont, loadImage, loadJSON, loadModel, loadPixels, loadShader, loadStrings, loadTable, loadXML, log, loop, mag, map, match, matchAll, max, millis, min, minute, model, month, mouseButton, mouseIsPressed, mouseX, mouseY, nf, nfc, nfp, nfs, noCanvas, noCursor, noDebugMode, noFill, noLoop, noSmooth, noStroke, noTint, noise, noiseDetail, noiseSeed, norm, normalMaterial, orbitControl, ortho, pAccelerationX, pAccelerationY, pAccelerationZ, pRotationX, pRotationY, pRotationZ, perspective, pixelDensity, pixels, plane, pmouseX, pmouseY, point, pointLight, pow, pre_draw, preload, print, push, pwinMouseX, pwinMouseY, py_clear, py_get, py_pop, py_sort, py_split, quad, quadraticVertex, radians, random, randomGaussian, randomSeed, rect, rectMode, red, redraw, remove, resetMatrix, resetShader, resizeCanvas, reverse, rotate, rotateX, rotateY, rotateZ, rotationX, rotationY, rotationZ, round, saturation, save, saveCanvas, saveFrames, saveJSON, saveStrings, saveTable, scale, second, set, setAttributes, setCamera, setMoveThreshold, setShakeThreshold, shader, shearX, shearY, shininess, shorten, shuffle, sin, smooth, specularMaterial, sphere, splice, splitTokens, sq, sqrt, square, start_p5, str, stroke, strokeCap, strokeJoin, strokeWeight, subset, tan, text, textAlign, textAscent, textDescent, textFont, textLeading, textSize, textStyle, textWidth, texture, textureMode, textureWrap, tint, torus, touches, translate, triangle, trim, turnAxis, unchar, unhex, updatePixels, vertex, width, winMouseX, winMouseY, windowHeight, windowWidth, year} from './pytop5js.js';
var __name__ = '__main__';
export var pts = list ([]);
export var rds = list ([30, 70, 50]);
export var dragged_pt = -(1);
export var setup = function () {
createCanvas (500, 500);
pts.append (tuple ([250, 150]));
pts.append (tuple ([250 + 100 * cos (PI / 6.0), 250 + 100 * sin (PI / 6.0)]));
pts.append (tuple ([250 - 100 * cos (PI / 6.0), 250 + 100 * sin (PI / 6.0)]));
};
export var draw = function () {
background (200);
fill (255, 100);
b_poly_arc_augmented (pts, rds);
fill (0, 0, 100);
for (var pt of pts) {
ellipse (pt [0], pt [1], 10, 10);
}
};
export var mouseWheel = function (event) {
for (var [i, pt] of enumerate (pts)) {
if (dist (mouseX, mouseY, pt [0], pt [1]) < 10) {
rds [i] += 5 * event.delta;
}
}
return false;
};
export var mousePressed = function () {
for (var [i, pt] of enumerate (pts)) {
if (dist (mouseX, mouseY, pt [0], pt [1]) < 10) {
dragged_pt = i;
break;
}
}
};
export var mouseDragged = function () {
if (dragged_pt >= 0) {
pts [dragged_pt] = tuple ([mouseX, mouseY]);
}
};
export var mouseReleased = function () {
dragged_pt = -(1);
};
export var b_poly_arc_augmented = function (op_list, or_list) {
var __left0__ = tuple ([list ([]), list ([]), or_list.__getslice__ (0, null, 1)]);
var p_list = __left0__ [0];
var r_list = __left0__ [1];
var r2_list = __left0__ [2];
for (var [i1, p1] of enumerate (op_list)) {
var i2 = __mod__ (i1 + 1, len (op_list));
var __left0__ = tuple ([op_list [i2], r2_list [i2], r2_list [i1]]);
var p2 = __left0__ [0];
var r2 = __left0__ [1];
var r1 = __left0__ [2];
if (dist (p1 [0], p1 [1], p2 [0], p2 [1]) > 1) {
p_list.append (p1);
r_list.append (r1);
}
else {
r2_list [i2] = min (r1, r2);
}
}
for (var [i1, p1] of enumerate (p_list)) {
var i2 = __mod__ (i1 + 1, len (p_list));
var __left0__ = tuple ([p_list [i2], r_list [i2], r_list [i1]]);
var p2 = __left0__ [0];
var r2 = __left0__ [1];
var r1 = __left0__ [2];
var __left0__ = reduce_radius (p1, p2, r1, r2);
r_list [i1] = __left0__ [0];
r_list [i2] = __left0__ [1];
}
var a_list = list ([]);
for (var [i1, p1] of enumerate (p_list)) {
var i2 = __mod__ (i1 + 1, len (p_list));
var __left0__ = tuple ([p_list [i2], r_list [i2], r_list [i1]]);
var p2 = __left0__ [0];
var r2 = __left0__ [1];
var r1 = __left0__ [2];
var a = circ_circ_tangent (p1, p2, r1, r2);
a_list.append (a);
}
beginShape ();
for (var [i1, _] of enumerate (a_list)) {
var i2 = __mod__ (i1 + 1, len (a_list));
var __left0__ = tuple ([p_list [i1], p_list [i2], r_list [i1], r_list [i2]]);
var p1 = __left0__ [0];
var p2 = __left0__ [1];
var r1 = __left0__ [2];
var r2 = __left0__ [3];
var __left0__ = a_list [i1];
var a1 = __left0__ [0];
var p11 = __left0__ [1];
var p12 = __left0__ [2];
var __left0__ = a_list [i2];
var a2 = __left0__ [0];
var p21 = __left0__ [1];
var p22 = __left0__ [2];
if (a1 && a2) {
var start = (a1 < a2 ? a1 : a1 - TWO_PI);
if (r2 < 0) {
var a2 = a2 - TWO_PI;
}
b_arc (p2 [0], p2 [1], r2 * 2, r2 * 2, start, a2, 2);
}
else {
if (a1) {
vertex (p12 [0], p12 [1]);
}
if (a2) {
vertex (p21 [0], p21 [1]);
}
}
}
endShape (CLOSE);
};
export var reduce_radius = function (p1, p2, r1, r2) {
var d = dist (p1 [0], p1 [1], p2 [0], p2 [1]);
var ri = abs (r1 - r2);
if (d - ri < 0) {
if (r1 > r2) {
var r1 = map (d, ri + 1, 0, r1, r2);
}
else {
var r2 = map (d, ri + 1, 0, r2, r1);
}
}
return tuple ([r1, r2]);
};
export var circ_circ_tangent = function (p1, p2, r1, r2) {
var d = dist (p1 [0], p1 [1], p2 [0], p2 [1]);
var ri = r1 - r2;
var line_angle = atan2 (p1 [0] - p2 [0], p2 [1] - p1 [1]);
if (d - abs (ri) > 0) {
var theta = asin (ri / float (d));
var x1 = -(cos (line_angle + theta)) * r1;
var y1 = -(sin (line_angle + theta)) * r1;
var x2 = -(cos (line_angle + theta)) * r2;
var y2 = -(sin (line_angle + theta)) * r2;
return tuple ([line_angle + theta, tuple ([p1 [0] - x1, p1 [1] - y1]), tuple ([p2 [0] - x2, p2 [1] - y2])]);
}
else {
return tuple ([null, tuple ([p1 [0], p1 [1]]), tuple ([p2 [0], p2 [1]])]);
}
};
export var b_arc = function (cx, cy, w, h, start_angle, end_angle, mode) {
var theta = end_angle - start_angle;
if (mode != 1 || abs (theta) < HALF_PI) {
var x0 = cos (theta / 2.0);
var y0 = sin (theta / 2.0);
var x3 = x0;
var y3 = 0 - y0;
var x1 = (4.0 - x0) / 3.0;
if (y0 != 0) {
var y1 = ((1.0 - x0) * (3.0 - x0)) / (3.0 * y0);
}
else {
var y1 = 0;
}
var x2 = x1;
var y2 = 0 - y1;
var bezAng = start_angle + theta / 2.0;
var cBezAng = cos (bezAng);
var sBezAng = sin (bezAng);
var rx0 = cBezAng * x0 - sBezAng * y0;
var ry0 = sBezAng * x0 + cBezAng * y0;
var rx1 = cBezAng * x1 - sBezAng * y1;
var ry1 = sBezAng * x1 + cBezAng * y1;
var rx2 = cBezAng * x2 - sBezAng * y2;
var ry2 = sBezAng * x2 + cBezAng * y2;
var rx3 = cBezAng * x3 - sBezAng * y3;
var ry3 = sBezAng * x3 + cBezAng * y3;
var __left0__ = tuple ([w / 2.0, h / 2.0]);
var rx = __left0__ [0];
var ry = __left0__ [1];
var px0 = cx + rx * rx0;
var py0 = cy + ry * ry0;
var px1 = cx + rx * rx1;
var py1 = cy + ry * ry1;
var px2 = cx + rx * rx2;
var py2 = cy + ry * ry2;
var px3 = cx + rx * rx3;
var py3 = cy + ry * ry3;
}
if (mode == 0) {
beginShape ();
}
if (mode != 1) {
vertex (px3, py3);
}
if (abs (theta) < HALF_PI) {
bezierVertex (px2, py2, px1, py1, px0, py0);
}
else {
b_arc (cx, cy, w, h, start_angle, end_angle - theta / 2.0, __kwargtrans__ ({mode: 1}));
b_arc (cx, cy, w, h, start_angle + theta / 2.0, end_angle, __kwargtrans__ ({mode: 1}));
}
if (mode == 0) {
endShape ();
}
};
export var event_functions = dict ({});
start_p5 (setup, draw, event_functions);
//# sourceMappingURL=sketch_190606b.map

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"version": 3,
"file": "sketch_190606b.js",
"sources": [
"sketch_190606b.py"
],
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}

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from pytop5js import *
pts = []
rds = [30, 70, 50]
dragged_pt = -1
def setup():
createCanvas(500, 500)
pts.append((250, 150))
pts.append((250 + 100 * cos(PI / 6.0),
250 + 100 * sin(PI / 6.0)))
pts.append((250 - 100 * cos(PI / 6.0),
250 + 100 * sin(PI / 6.0)))
def draw():
background(200)
fill(255, 100)
b_poly_arc_augmented(pts, rds)
fill(0, 0, 100)
for pt in pts:
ellipse(pt[0], pt[1], 10, 10)
def mouseWheel(event):
global r, d
for i, pt in enumerate(pts):
if dist(mouseX, mouseY, pt[0], pt[1]) < 10:
rds[i] += 5 * event.delta
return False
def mousePressed():
global dragged_pt
for i, pt in enumerate(pts):
if dist(mouseX, mouseY, pt[0], pt[1]) < 10:
dragged_pt = i
break
def mouseDragged():
if dragged_pt >= 0:
pts[dragged_pt] = mouseX, mouseY
def mouseReleased():
global dragged_pt
dragged_pt = -1
def b_poly_arc_augmented(op_list, or_list):
assert len(op_list) == len(or_list), \
"Number of points and radii not the same"
# remove overlapping adjacent points
p_list, r_list, r2_list = [], [], or_list[:]
for i1, p1 in enumerate(op_list):
i2 = (i1 + 1) % len(op_list)
p2, r2, r1 = op_list[i2], r2_list[i2], r2_list[i1]
if dist(p1[0], p1[1], p2[0], p2[1]) > 1: # or p1 != p2:
p_list.append(p1)
r_list.append(r1)
else:
r2_list[i2] = min(r1, r2)
# reduce radius that won't fit
for i1, p1 in enumerate(p_list):
i2 = (i1 + 1) % len(p_list)
p2, r2, r1 = p_list[i2], r_list[i2], r_list[i1]
r_list[i1], r_list[i2] = reduce_radius(p1, p2, r1, r2)
# calculate the tangents
a_list = []
for i1, p1 in enumerate(p_list):
i2 = (i1 + 1) % len(p_list)
p2, r2, r1 = p_list[i2], r_list[i2], r_list[i1]
a = circ_circ_tangent(p1, p2, r1, r2)
a_list.append(a)
# draw
beginShape()
for i1, _ in enumerate(a_list):
i2 = (i1 + 1) % len(a_list)
p1, p2, r1, r2 = p_list[i1], p_list[i2], r_list[i1], r_list[i2]
a1, p11, p12 = a_list[i1]
a2, p21, p22 = a_list[i2]
if a1 and a2:
start = a1 if a1 < a2 else a1 - TWO_PI
if r2 < 0:
a2 = a2 - TWO_PI
b_arc(p2[0], p2[1], r2 * 2, r2 * 2, start, a2, 2)
else:
# when the the segment is smaller than the diference between
# radius, circ_circ_tangent won't renturn the angle
# ellipse(p2[0], p2[1], r2 * 2, r2 * 2) # debug
if a1:
vertex(p12[0], p12[1])
if a2:
vertex(p21[0], p21[1])
endShape(CLOSE)
def reduce_radius(p1, p2, r1, r2):
d = dist(p1[0], p1[1], p2[0], p2[1])
ri = abs(r1 - r2)
if d - ri < 0:
if r1 > r2:
r1 = map(d, ri + 1, 0, r1, r2)
else:
r2 = map(d, ri + 1, 0, r2, r1)
return(r1, r2)
def circ_circ_tangent(p1, p2, r1, r2):
d = dist(p1[0], p1[1], p2[0], p2[1])
ri = r1 - r2
line_angle = atan2(p1[0] - p2[0], p2[1] - p1[1])
if d - abs(ri) > 0:
theta = asin(ri / float(d))
x1 = -cos(line_angle + theta) * r1
y1 = -sin(line_angle + theta) * r1
x2 = -cos(line_angle + theta) * r2
y2 = -sin(line_angle + theta) * r2
return (line_angle + theta,
(p1[0] - x1, p1[1] - y1),
(p2[0] - x2, p2[1] - y2))
else:
return (None,
(p1[0], p1[1]),
(p2[0], p2[1]))
def b_arc(cx, cy, w, h, start_angle, end_angle, mode):
"""
A bezier approximation of an arc
using the same signature as the original Processing arc()
mode: 0 "normal" arc, using beginShape() and endShape()
1 "middle" used in recursive call of smaller arcs
2 "naked" like normal, but without beginShape() and endShape()
for use inside a larger PShape
"""
theta = end_angle - start_angle
# Compute raw Bezier coordinates.
if mode != 1 or abs(theta) < HALF_PI:
x0 = cos(theta / 2.0)
y0 = sin(theta / 2.0)
x3 = x0
y3 = 0 - y0
x1 = (4.0 - x0) / 3.0
if y0 != 0:
y1 = ((1.0 - x0) * (3.0 - x0)) / (3.0 * y0) # y0 != 0...
else:
y1 = 0
x2 = x1
y2 = 0 - y1
# Compute rotationally-offset Bezier coordinates, using:
# x' = cos(angle) * x - sin(angle) * y
# y' = sin(angle) * x + cos(angle) * y
bezAng = start_angle + theta / 2.0
cBezAng = cos(bezAng)
sBezAng = sin(bezAng)
rx0 = cBezAng * x0 - sBezAng * y0
ry0 = sBezAng * x0 + cBezAng * y0
rx1 = cBezAng * x1 - sBezAng * y1
ry1 = sBezAng * x1 + cBezAng * y1
rx2 = cBezAng * x2 - sBezAng * y2
ry2 = sBezAng * x2 + cBezAng * y2
rx3 = cBezAng * x3 - sBezAng * y3
ry3 = sBezAng * x3 + cBezAng * y3
# Compute scaled and translated Bezier coordinates.
rx, ry = w / 2.0, h / 2.0
px0 = cx + rx * rx0
py0 = cy + ry * ry0
px1 = cx + rx * rx1
py1 = cy + ry * ry1
px2 = cx + rx * rx2
py2 = cy + ry * ry2
px3 = cx + rx * rx3
py3 = cy + ry * ry3
# Debug points... comment this out!
# stroke(0)
# ellipse(px3, py3, 15, 15)
# ellipse(px0, py0, 5, 5)
# Drawing
if mode == 0: # 'normal' arc (not 'middle' nor 'naked')
beginShape()
if mode != 1: # if not 'middle'
vertex(px3, py3)
if abs(theta) < HALF_PI:
bezierVertex(px2, py2, px1, py1, px0, py0)
else:
# to avoid distortion, break into 2 smaller arcs
b_arc(cx, cy, w, h, start_angle, end_angle - theta / 2.0, mode=1)
b_arc(cx, cy, w, h, start_angle + theta / 2.0, end_angle, mode=1)
if mode == 0: # end of a 'normal' arc
endShape()
# ==== This is required by pyp5js to work
# Register your events functions here
event_functions = {} #"mouseWheel": mouseWheel, "mousePressed": mousePressed, "mouseDragged": mouseDragged, "mouseReleased": mouseReleased, }
start_p5(setup, draw, event_functions)