/*** P R O C E S S I N G . J S - 1.4.1 a port of the Processing visualization language Processing.js is licensed under the MIT License, see LICENSE. For a list of copyright holders, please refer to AUTHORS. http://processingjs.org ***/ (function(window, document, Math, undef) { var nop = function() {}; var debug = function() { if ("console" in window) return function(msg) { window.console.log("Processing.js: " + msg) }; return nop }(); var ajax = function(url) { var xhr = new XMLHttpRequest; xhr.open("GET", url, false); if (xhr.overrideMimeType) xhr.overrideMimeType("text/plain"); xhr.setRequestHeader("If-Modified-Since", "Fri, 01 Jan 1960 00:00:00 GMT"); xhr.send(null); if (xhr.status !== 200 && xhr.status !== 0) throw "XMLHttpRequest failed, status code " + xhr.status; return xhr.responseText }; var isDOMPresent = "document" in this && !("fake" in this.document); document.head = document.head || document.getElementsByTagName("head")[0]; function setupTypedArray(name, fallback) { if (name in window) return window[name]; if (typeof window[fallback] === "function") return window[fallback]; return function(obj) { if (obj instanceof Array) return obj; if (typeof obj === "number") { var arr = []; arr.length = obj; return arr } } } if (document.documentMode >= 9 && !document.doctype) throw "The doctype directive is missing. The recommended doctype in Internet Explorer is the HTML5 doctype: "; var Float32Array = setupTypedArray("Float32Array", "WebGLFloatArray"), Int32Array = setupTypedArray("Int32Array", "WebGLIntArray"), Uint16Array = setupTypedArray("Uint16Array", "WebGLUnsignedShortArray"), Uint8Array = setupTypedArray("Uint8Array", "WebGLUnsignedByteArray"); var PConstants = { X: 0, Y: 1, Z: 2, R: 3, G: 4, B: 5, A: 6, U: 7, V: 8, NX: 9, NY: 10, NZ: 11, EDGE: 12, SR: 13, SG: 14, SB: 15, SA: 16, SW: 17, TX: 18, TY: 19, TZ: 20, VX: 21, VY: 22, VZ: 23, VW: 24, AR: 25, AG: 26, AB: 27, DR: 3, DG: 4, DB: 5, DA: 6, SPR: 28, SPG: 29, SPB: 30, SHINE: 31, ER: 32, EG: 33, EB: 34, BEEN_LIT: 35, VERTEX_FIELD_COUNT: 36, P2D: 1, JAVA2D: 1, WEBGL: 2, P3D: 2, OPENGL: 2, PDF: 0, DXF: 0, OTHER: 0, WINDOWS: 1, MAXOSX: 2, LINUX: 3, EPSILON: 1.0E-4, MAX_FLOAT: 3.4028235E38, MIN_FLOAT: -3.4028235E38, MAX_INT: 2147483647, MIN_INT: -2147483648, PI: Math.PI, TWO_PI: 2 * Math.PI, HALF_PI: Math.PI / 2, THIRD_PI: Math.PI / 3, QUARTER_PI: Math.PI / 4, DEG_TO_RAD: Math.PI / 180, RAD_TO_DEG: 180 / Math.PI, WHITESPACE: " \t\n\r\u000c\u00a0", RGB: 1, ARGB: 2, HSB: 3, ALPHA: 4, CMYK: 5, TIFF: 0, TARGA: 1, JPEG: 2, GIF: 3, BLUR: 11, GRAY: 12, INVERT: 13, OPAQUE: 14, POSTERIZE: 15, THRESHOLD: 16, ERODE: 17, DILATE: 18, REPLACE: 0, BLEND: 1 << 0, ADD: 1 << 1, SUBTRACT: 1 << 2, LIGHTEST: 1 << 3, DARKEST: 1 << 4, DIFFERENCE: 1 << 5, EXCLUSION: 1 << 6, MULTIPLY: 1 << 7, SCREEN: 1 << 8, OVERLAY: 1 << 9, HARD_LIGHT: 1 << 10, SOFT_LIGHT: 1 << 11, DODGE: 1 << 12, BURN: 1 << 13, ALPHA_MASK: 4278190080, RED_MASK: 16711680, GREEN_MASK: 65280, BLUE_MASK: 255, CUSTOM: 0, ORTHOGRAPHIC: 2, PERSPECTIVE: 3, POINT: 2, POINTS: 2, LINE: 4, LINES: 4, TRIANGLE: 8, TRIANGLES: 9, TRIANGLE_STRIP: 10, TRIANGLE_FAN: 11, QUAD: 16, QUADS: 16, QUAD_STRIP: 17, POLYGON: 20, PATH: 21, RECT: 30, ELLIPSE: 31, ARC: 32, SPHERE: 40, BOX: 41, GROUP: 0, PRIMITIVE: 1, GEOMETRY: 3, VERTEX: 0, BEZIER_VERTEX: 1, CURVE_VERTEX: 2, BREAK: 3, CLOSESHAPE: 4, OPEN: 1, CLOSE: 2, CORNER: 0, CORNERS: 1, RADIUS: 2, CENTER_RADIUS: 2, CENTER: 3, DIAMETER: 3, CENTER_DIAMETER: 3, BASELINE: 0, TOP: 101, BOTTOM: 102, NORMAL: 1, NORMALIZED: 1, IMAGE: 2, MODEL: 4, SHAPE: 5, SQUARE: "butt", ROUND: "round", PROJECT: "square", MITER: "miter", BEVEL: "bevel", AMBIENT: 0, DIRECTIONAL: 1, SPOT: 3, BACKSPACE: 8, TAB: 9, ENTER: 10, RETURN: 13, ESC: 27, DELETE: 127, CODED: 65535, SHIFT: 16, CONTROL: 17, ALT: 18, CAPSLK: 20, PGUP: 33, PGDN: 34, END: 35, HOME: 36, LEFT: 37, UP: 38, RIGHT: 39, DOWN: 40, F1: 112, F2: 113, F3: 114, F4: 115, F5: 116, F6: 117, F7: 118, F8: 119, F9: 120, F10: 121, F11: 122, F12: 123, NUMLK: 144, META: 157, INSERT: 155, ARROW: "default", CROSS: "crosshair", HAND: "pointer", MOVE: "move", TEXT: "text", WAIT: "wait", NOCURSOR: "url('data:image/gif;base64,R0lGODlhAQABAIAAAP///wAAACH5BAEAAAAALAAAAAABAAEAAAICRAEAOw=='), auto", DISABLE_OPENGL_2X_SMOOTH: 1, ENABLE_OPENGL_2X_SMOOTH: -1, ENABLE_OPENGL_4X_SMOOTH: 2, ENABLE_NATIVE_FONTS: 3, DISABLE_DEPTH_TEST: 4, ENABLE_DEPTH_TEST: -4, ENABLE_DEPTH_SORT: 5, DISABLE_DEPTH_SORT: -5, DISABLE_OPENGL_ERROR_REPORT: 6, ENABLE_OPENGL_ERROR_REPORT: -6, ENABLE_ACCURATE_TEXTURES: 7, DISABLE_ACCURATE_TEXTURES: -7, HINT_COUNT: 10, SINCOS_LENGTH: 720, PRECISIONB: 15, PRECISIONF: 1 << 15, PREC_MAXVAL: (1 << 15) - 1, PREC_ALPHA_SHIFT: 24 - 15, PREC_RED_SHIFT: 16 - 15, NORMAL_MODE_AUTO: 0, NORMAL_MODE_SHAPE: 1, NORMAL_MODE_VERTEX: 2, MAX_LIGHTS: 8 }; function virtHashCode(obj) { if (typeof obj === "string") { var hash = 0; for (var i = 0; i < obj.length; ++i) hash = hash * 31 + obj.charCodeAt(i) & 4294967295; return hash } if (typeof obj !== "object") return obj & 4294967295; if (obj.hashCode instanceof Function) return obj.hashCode(); if (obj.$id === undef) obj.$id = Math.floor(Math.random() * 65536) - 32768 << 16 | Math.floor(Math.random() * 65536); return obj.$id } function virtEquals(obj, other) { if (obj === null || other === null) return obj === null && other === null; if (typeof obj === "string") return obj === other; if (typeof obj !== "object") return obj === other; if (obj.equals instanceof Function) return obj.equals(other); return obj === other } var ObjectIterator = function(obj) { if (obj.iterator instanceof Function) return obj.iterator(); if (obj instanceof Array) { var index = -1; this.hasNext = function() { return ++index < obj.length }; this.next = function() { return obj[index] } } else throw "Unable to iterate: " + obj; }; var ArrayList = function() { function Iterator(array) { var index = 0; this.hasNext = function() { return index < array.length }; this.next = function() { return array[index++] }; this.remove = function() { array.splice(index, 1) } } function ArrayList(a) { var array; if (a instanceof ArrayList) array = a.toArray(); else { array = []; if (typeof a === "number") array.length = a > 0 ? a : 0 } this.get = function(i) { return array[i] }; this.contains = function(item) { return this.indexOf(item) > -1 }; this.indexOf = function(item) { for (var i = 0, len = array.length; i < len; ++i) if (virtEquals(item, array[i])) return i; return -1 }; this.lastIndexOf = function(item) { for (var i = array.length - 1; i >= 0; --i) if (virtEquals(item, array[i])) return i; return -1 }; this.add = function() { if (arguments.length === 1) array.push(arguments[0]); else if (arguments.length === 2) { var arg0 = arguments[0]; if (typeof arg0 === "number") if (arg0 >= 0 && arg0 <= array.length) array.splice(arg0, 0, arguments[1]); else throw arg0 + " is not a valid index"; else throw typeof arg0 + " is not a number"; } else throw "Please use the proper number of parameters."; }; this.addAll = function(arg1, arg2) { var it; if (typeof arg1 === "number") { if (arg1 < 0 || arg1 > array.length) throw "Index out of bounds for addAll: " + arg1 + " greater or equal than " + array.length; it = new ObjectIterator(arg2); while (it.hasNext()) array.splice(arg1++, 0, it.next()) } else { it = new ObjectIterator(arg1); while (it.hasNext()) array.push(it.next()) } }; this.set = function() { if (arguments.length === 2) { var arg0 = arguments[0]; if (typeof arg0 === "number") if (arg0 >= 0 && arg0 < array.length) array.splice(arg0, 1, arguments[1]); else throw arg0 + " is not a valid index."; else throw typeof arg0 + " is not a number"; } else throw "Please use the proper number of parameters."; }; this.size = function() { return array.length }; this.clear = function() { array.length = 0 }; this.remove = function(item) { if (typeof item === "number") return array.splice(item, 1)[0]; item = this.indexOf(item); if (item > -1) { array.splice(item, 1); return true } return false }; this.removeAll = function(c) { var i, x, item, newList = new ArrayList; newList.addAll(this); this.clear(); for (i = 0, x = 0; i < newList.size(); i++) { item = newList.get(i); if (!c.contains(item)) this.add(x++, item) } if (this.size() < newList.size()) return true; return false }; this.isEmpty = function() { return !array.length }; this.clone = function() { return new ArrayList(this) }; this.toArray = function() { return array.slice(0) }; this.iterator = function() { return new Iterator(array) } } return ArrayList }(); var HashMap = function() { function HashMap() { if (arguments.length === 1 && arguments[0] instanceof HashMap) return arguments[0].clone(); var initialCapacity = arguments.length > 0 ? arguments[0] : 16; var loadFactor = arguments.length > 1 ? arguments[1] : 0.75; var buckets = []; buckets.length = initialCapacity; var count = 0; var hashMap = this; function getBucketIndex(key) { var index = virtHashCode(key) % buckets.length; return index < 0 ? buckets.length + index : index } function ensureLoad() { if (count <= loadFactor * buckets.length) return; var allEntries = []; for (var i = 0; i < buckets.length; ++i) if (buckets[i] !== undef) allEntries = allEntries.concat(buckets[i]); var newBucketsLength = buckets.length * 2; buckets = []; buckets.length = newBucketsLength; for (var j = 0; j < allEntries.length; ++j) { var index = getBucketIndex(allEntries[j].key); var bucket = buckets[index]; if (bucket === undef) buckets[index] = bucket = []; bucket.push(allEntries[j]) } } function Iterator(conversion, removeItem) { var bucketIndex = 0; var itemIndex = -1; var endOfBuckets = false; var currentItem; function findNext() { while (!endOfBuckets) { ++itemIndex; if (bucketIndex >= buckets.length) endOfBuckets = true; else if (buckets[bucketIndex] === undef || itemIndex >= buckets[bucketIndex].length) { itemIndex = -1; ++bucketIndex } else return } } this.hasNext = function() { return !endOfBuckets }; this.next = function() { currentItem = conversion(buckets[bucketIndex][itemIndex]); findNext(); return currentItem }; this.remove = function() { if (currentItem !== undef) { removeItem(currentItem); --itemIndex; findNext() } }; findNext() } function Set(conversion, isIn, removeItem) { this.clear = function() { hashMap.clear() }; this.contains = function(o) { return isIn(o) }; this.containsAll = function(o) { var it = o.iterator(); while (it.hasNext()) if (!this.contains(it.next())) return false; return true }; this.isEmpty = function() { return hashMap.isEmpty() }; this.iterator = function() { return new Iterator(conversion, removeItem) }; this.remove = function(o) { if (this.contains(o)) { removeItem(o); return true } return false }; this.removeAll = function(c) { var it = c.iterator(); var changed = false; while (it.hasNext()) { var item = it.next(); if (this.contains(item)) { removeItem(item); changed = true } } return true }; this.retainAll = function(c) { var it = this.iterator(); var toRemove = []; while (it.hasNext()) { var entry = it.next(); if (!c.contains(entry)) toRemove.push(entry) } for (var i = 0; i < toRemove.length; ++i) removeItem(toRemove[i]); return toRemove.length > 0 }; this.size = function() { return hashMap.size() }; this.toArray = function() { var result = []; var it = this.iterator(); while (it.hasNext()) result.push(it.next()); return result } } function Entry(pair) { this._isIn = function(map) { return map === hashMap && pair.removed === undef }; this.equals = function(o) { return virtEquals(pair.key, o.getKey()) }; this.getKey = function() { return pair.key }; this.getValue = function() { return pair.value }; this.hashCode = function(o) { return virtHashCode(pair.key) }; this.setValue = function(value) { var old = pair.value; pair.value = value; return old } } this.clear = function() { count = 0; buckets = []; buckets.length = initialCapacity }; this.clone = function() { var map = new HashMap; map.putAll(this); return map }; this.containsKey = function(key) { var index = getBucketIndex(key); var bucket = buckets[index]; if (bucket === undef) return false; for (var i = 0; i < bucket.length; ++i) if (virtEquals(bucket[i].key, key)) return true; return false }; this.containsValue = function(value) { for (var i = 0; i < buckets.length; ++i) { var bucket = buckets[i]; if (bucket === undef) continue; for (var j = 0; j < bucket.length; ++j) if (virtEquals(bucket[j].value, value)) return true } return false }; this.entrySet = function() { return new Set(function(pair) { return new Entry(pair) }, function(pair) { return pair instanceof Entry && pair._isIn(hashMap) }, function(pair) { return hashMap.remove(pair.getKey()) }) }; this.get = function(key) { var index = getBucketIndex(key); var bucket = buckets[index]; if (bucket === undef) return null; for (var i = 0; i < bucket.length; ++i) if (virtEquals(bucket[i].key, key)) return bucket[i].value; return null }; this.isEmpty = function() { return count === 0 }; this.keySet = function() { return new Set(function(pair) { return pair.key }, function(key) { return hashMap.containsKey(key) }, function(key) { return hashMap.remove(key) }) }; this.values = function() { return new Set(function(pair) { return pair.value }, function(value) { return hashMap.containsValue(value) }, function(value) { return hashMap.removeByValue(value) }) }; this.put = function(key, value) { var index = getBucketIndex(key); var bucket = buckets[index]; if (bucket === undef) { ++count; buckets[index] = [{ key: key, value: value }]; ensureLoad(); return null } for (var i = 0; i < bucket.length; ++i) if (virtEquals(bucket[i].key, key)) { var previous = bucket[i].value; bucket[i].value = value; return previous }++count; bucket.push({ key: key, value: value }); ensureLoad(); return null }; this.putAll = function(m) { var it = m.entrySet().iterator(); while (it.hasNext()) { var entry = it.next(); this.put(entry.getKey(), entry.getValue()) } }; this.remove = function(key) { var index = getBucketIndex(key); var bucket = buckets[index]; if (bucket === undef) return null; for (var i = 0; i < bucket.length; ++i) if (virtEquals(bucket[i].key, key)) { --count; var previous = bucket[i].value; bucket[i].removed = true; if (bucket.length > 1) bucket.splice(i, 1); else buckets[index] = undef; return previous } return null }; this.removeByValue = function(value) { var bucket, i, ilen, pair; for (bucket in buckets) if (buckets.hasOwnProperty(bucket)) for (i = 0, ilen = buckets[bucket].length; i < ilen; i++) { pair = buckets[bucket][i]; if (pair.value === value) { buckets[bucket].splice(i, 1); return true } } return false }; this.size = function() { return count } } return HashMap }(); var PVector = function() { function PVector(x, y, z) { this.x = x || 0; this.y = y || 0; this.z = z || 0 } PVector.dist = function(v1, v2) { return v1.dist(v2) }; PVector.dot = function(v1, v2) { return v1.dot(v2) }; PVector.cross = function(v1, v2) { return v1.cross(v2) }; PVector.angleBetween = function(v1, v2) { return Math.acos(v1.dot(v2) / (v1.mag() * v2.mag())) }; PVector.prototype = { set: function(v, y, z) { if (arguments.length === 1) this.set(v.x || v[0] || 0, v.y || v[1] || 0, v.z || v[2] || 0); else { this.x = v; this.y = y; this.z = z } }, get: function() { return new PVector(this.x, this.y, this.z) }, mag: function() { var x = this.x, y = this.y, z = this.z; return Math.sqrt(x * x + y * y + z * z) }, add: function(v, y, z) { if (arguments.length === 1) { this.x += v.x; this.y += v.y; this.z += v.z } else { this.x += v; this.y += y; this.z += z } }, sub: function(v, y, z) { if (arguments.length === 1) { this.x -= v.x; this.y -= v.y; this.z -= v.z } else { this.x -= v; this.y -= y; this.z -= z } }, mult: function(v) { if (typeof v === "number") { this.x *= v; this.y *= v; this.z *= v } else { this.x *= v.x; this.y *= v.y; this.z *= v.z } }, div: function(v) { if (typeof v === "number") { this.x /= v; this.y /= v; this.z /= v } else { this.x /= v.x; this.y /= v.y; this.z /= v.z } }, dist: function(v) { var dx = this.x - v.x, dy = this.y - v.y, dz = this.z - v.z; return Math.sqrt(dx * dx + dy * dy + dz * dz) }, dot: function(v, y, z) { if (arguments.length === 1) return this.x * v.x + this.y * v.y + this.z * v.z; return this.x * v + this.y * y + this.z * z }, cross: function(v) { var x = this.x, y = this.y, z = this.z; return new PVector(y * v.z - v.y * z, z * v.x - v.z * x, x * v.y - v.x * y) }, normalize: function() { var m = this.mag(); if (m > 0) this.div(m) }, limit: function(high) { if (this.mag() > high) { this.normalize(); this.mult(high) } }, heading2D: function() { return -Math.atan2(-this.y, this.x) }, toString: function() { return "[" + this.x + ", " + this.y + ", " + this.z + "]" }, array: function() { return [this.x, this.y, this.z] } }; function createPVectorMethod(method) { return function(v1, v2) { var v = v1.get(); v[method](v2); return v } } for (var method in PVector.prototype) if (PVector.prototype.hasOwnProperty(method) && !PVector.hasOwnProperty(method)) PVector[method] = createPVectorMethod(method); return PVector }(); function DefaultScope() {} DefaultScope.prototype = PConstants; var defaultScope = new DefaultScope; defaultScope.ArrayList = ArrayList; defaultScope.HashMap = HashMap; defaultScope.PVector = PVector; defaultScope.ObjectIterator = ObjectIterator; defaultScope.PConstants = PConstants; defaultScope.defineProperty = function(obj, name, desc) { if ("defineProperty" in Object) Object.defineProperty(obj, name, desc); else { if (desc.hasOwnProperty("get")) obj.__defineGetter__(name, desc.get); if (desc.hasOwnProperty("set")) obj.__defineSetter__(name, desc.set) } }; function overloadBaseClassFunction(object, name, basefn) { if (!object.hasOwnProperty(name) || typeof object[name] !== "function") { object[name] = basefn; return } var fn = object[name]; if ("$overloads" in fn) { fn.$defaultOverload = basefn; return } if (! ("$overloads" in basefn) && fn.length === basefn.length) return; var overloads, defaultOverload; if ("$overloads" in basefn) { overloads = basefn.$overloads.slice(0); overloads[fn.length] = fn; defaultOverload = basefn.$defaultOverload } else { overloads = []; overloads[basefn.length] = basefn; overloads[fn.length] = fn; defaultOverload = fn } var hubfn = function() { var fn = hubfn.$overloads[arguments.length] || ("$methodArgsIndex" in hubfn && arguments.length > hubfn.$methodArgsIndex ? hubfn.$overloads[hubfn.$methodArgsIndex] : null) || hubfn.$defaultOverload; return fn.apply(this, arguments) }; hubfn.$overloads = overloads; if ("$methodArgsIndex" in basefn) hubfn.$methodArgsIndex = basefn.$methodArgsIndex; hubfn.$defaultOverload = defaultOverload; hubfn.name = name; object[name] = hubfn } function extendClass(subClass, baseClass) { function extendGetterSetter(propertyName) { defaultScope.defineProperty(subClass, propertyName, { get: function() { return baseClass[propertyName] }, set: function(v) { baseClass[propertyName] = v }, enumerable: true }) } var properties = []; for (var propertyName in baseClass) if (typeof baseClass[propertyName] === "function") overloadBaseClassFunction(subClass, propertyName, baseClass[propertyName]); else if (propertyName.charAt(0) !== "$" && !(propertyName in subClass)) properties.push(propertyName); while (properties.length > 0) extendGetterSetter(properties.shift()); subClass.$super = baseClass } defaultScope.extendClassChain = function(base) { var path = [base]; for (var self = base.$upcast; self; self = self.$upcast) { extendClass(self, base); path.push(self); base = self } while (path.length > 0) path.pop().$self = base }; defaultScope.extendStaticMembers = function(derived, base) { extendClass(derived, base) }; defaultScope.extendInterfaceMembers = function(derived, base) { extendClass(derived, base) }; defaultScope.addMethod = function(object, name, fn, hasMethodArgs) { var existingfn = object[name]; if (existingfn || hasMethodArgs) { var args = fn.length; if ("$overloads" in existingfn) existingfn.$overloads[args] = fn; else { var hubfn = function() { var fn = hubfn.$overloads[arguments.length] || ("$methodArgsIndex" in hubfn && arguments.length > hubfn.$methodArgsIndex ? hubfn.$overloads[hubfn.$methodArgsIndex] : null) || hubfn.$defaultOverload; return fn.apply(this, arguments) }; var overloads = []; if (existingfn) overloads[existingfn.length] = existingfn; overloads[args] = fn; hubfn.$overloads = overloads; hubfn.$defaultOverload = existingfn || fn; if (hasMethodArgs) hubfn.$methodArgsIndex = args; hubfn.name = name; object[name] = hubfn } } else object[name] = fn }; function isNumericalJavaType(type) { if (typeof type !== "string") return false; return ["byte", "int", "char", "color", "float", "long", "double"].indexOf(type) !== -1 } defaultScope.createJavaArray = function(type, bounds) { var result = null, defaultValue = null; if (typeof type === "string") if (type === "boolean") defaultValue = false; else if (isNumericalJavaType(type)) defaultValue = 0; if (typeof bounds[0] === "number") { var itemsCount = 0 | bounds[0]; if (bounds.length <= 1) { result = []; result.length = itemsCount; for (var i = 0; i < itemsCount; ++i) result[i] = defaultValue } else { result = []; var newBounds = bounds.slice(1); for (var j = 0; j < itemsCount; ++j) result.push(defaultScope.createJavaArray(type, newBounds)) } } return result }; var colors = { aliceblue: "#f0f8ff", antiquewhite: "#faebd7", aqua: "#00ffff", aquamarine: "#7fffd4", azure: "#f0ffff", beige: "#f5f5dc", bisque: "#ffe4c4", black: "#000000", blanchedalmond: "#ffebcd", blue: "#0000ff", blueviolet: "#8a2be2", brown: "#a52a2a", burlywood: "#deb887", cadetblue: "#5f9ea0", chartreuse: "#7fff00", chocolate: "#d2691e", coral: "#ff7f50", cornflowerblue: "#6495ed", cornsilk: "#fff8dc", crimson: "#dc143c", cyan: "#00ffff", darkblue: "#00008b", darkcyan: "#008b8b", darkgoldenrod: "#b8860b", darkgray: "#a9a9a9", darkgreen: "#006400", darkkhaki: "#bdb76b", darkmagenta: "#8b008b", darkolivegreen: "#556b2f", darkorange: "#ff8c00", darkorchid: "#9932cc", darkred: "#8b0000", darksalmon: "#e9967a", darkseagreen: "#8fbc8f", darkslateblue: "#483d8b", darkslategray: "#2f4f4f", darkturquoise: "#00ced1", darkviolet: "#9400d3", deeppink: "#ff1493", deepskyblue: "#00bfff", dimgray: "#696969", dodgerblue: "#1e90ff", firebrick: "#b22222", floralwhite: "#fffaf0", forestgreen: "#228b22", fuchsia: "#ff00ff", gainsboro: "#dcdcdc", ghostwhite: "#f8f8ff", gold: "#ffd700", goldenrod: "#daa520", gray: "#808080", green: "#008000", greenyellow: "#adff2f", honeydew: "#f0fff0", hotpink: "#ff69b4", indianred: "#cd5c5c", indigo: "#4b0082", ivory: "#fffff0", khaki: "#f0e68c", lavender: "#e6e6fa", lavenderblush: "#fff0f5", lawngreen: "#7cfc00", lemonchiffon: "#fffacd", lightblue: "#add8e6", lightcoral: "#f08080", lightcyan: "#e0ffff", lightgoldenrodyellow: "#fafad2", lightgrey: "#d3d3d3", lightgreen: "#90ee90", lightpink: "#ffb6c1", lightsalmon: "#ffa07a", lightseagreen: "#20b2aa", lightskyblue: "#87cefa", lightslategray: "#778899", lightsteelblue: "#b0c4de", lightyellow: "#ffffe0", lime: "#00ff00", limegreen: "#32cd32", linen: "#faf0e6", magenta: "#ff00ff", maroon: "#800000", mediumaquamarine: "#66cdaa", mediumblue: "#0000cd", mediumorchid: "#ba55d3", mediumpurple: "#9370d8", mediumseagreen: "#3cb371", mediumslateblue: "#7b68ee", mediumspringgreen: "#00fa9a", mediumturquoise: "#48d1cc", mediumvioletred: "#c71585", midnightblue: "#191970", mintcream: "#f5fffa", mistyrose: "#ffe4e1", moccasin: "#ffe4b5", navajowhite: "#ffdead", navy: "#000080", oldlace: "#fdf5e6", olive: "#808000", olivedrab: "#6b8e23", orange: "#ffa500", orangered: "#ff4500", orchid: "#da70d6", palegoldenrod: "#eee8aa", palegreen: "#98fb98", paleturquoise: "#afeeee", palevioletred: "#d87093", papayawhip: "#ffefd5", peachpuff: "#ffdab9", peru: "#cd853f", pink: "#ffc0cb", plum: "#dda0dd", powderblue: "#b0e0e6", purple: "#800080", red: "#ff0000", rosybrown: "#bc8f8f", royalblue: "#4169e1", saddlebrown: "#8b4513", salmon: "#fa8072", sandybrown: "#f4a460", seagreen: "#2e8b57", seashell: "#fff5ee", sienna: "#a0522d", silver: "#c0c0c0", skyblue: "#87ceeb", slateblue: "#6a5acd", slategray: "#708090", snow: "#fffafa", springgreen: "#00ff7f", steelblue: "#4682b4", tan: "#d2b48c", teal: "#008080", thistle: "#d8bfd8", tomato: "#ff6347", turquoise: "#40e0d0", violet: "#ee82ee", wheat: "#f5deb3", white: "#ffffff", whitesmoke: "#f5f5f5", yellow: "#ffff00", yellowgreen: "#9acd32" }; (function(Processing) { var unsupportedP5 = ("open() createOutput() createInput() BufferedReader selectFolder() " + "dataPath() createWriter() selectOutput() beginRecord() " + "saveStream() endRecord() selectInput() saveBytes() createReader() " + "beginRaw() endRaw() PrintWriter delay()").split(" "), count = unsupportedP5.length, prettyName, p5Name; function createUnsupportedFunc(n) { return function() { throw "Processing.js does not support " + n + "."; } } while (count--) { prettyName = unsupportedP5[count]; p5Name = prettyName.replace("()", ""); Processing[p5Name] = createUnsupportedFunc(prettyName) } })(defaultScope); defaultScope.defineProperty(defaultScope, "screenWidth", { get: function() { return window.innerWidth } }); defaultScope.defineProperty(defaultScope, "screenHeight", { get: function() { return window.innerHeight } }); defaultScope.defineProperty(defaultScope, "online", { get: function() { return true } }); var processingInstances = []; var processingInstanceIds = {}; var removeInstance = function(id) { processingInstances.splice(processingInstanceIds[id], 1); delete processingInstanceIds[id] }; var addInstance = function(processing) { if (processing.externals.canvas.id === undef || !processing.externals.canvas.id.length) processing.externals.canvas.id = "__processing" + processingInstances.length; processingInstanceIds[processing.externals.canvas.id] = processingInstances.length; processingInstances.push(processing) }; function computeFontMetrics(pfont) { var emQuad = 250, correctionFactor = pfont.size / emQuad, canvas = document.createElement("canvas"); canvas.width = 2 * emQuad; canvas.height = 2 * emQuad; canvas.style.opacity = 0; var cfmFont = pfont.getCSSDefinition(emQuad + "px", "normal"), ctx = canvas.getContext("2d"); ctx.font = cfmFont; var protrusions = "dbflkhyjqpg"; canvas.width = ctx.measureText(protrusions).width; ctx.font = cfmFont; var leadDiv = document.createElement("div"); leadDiv.style.position = "absolute"; leadDiv.style.opacity = 0; leadDiv.style.fontFamily = '"' + pfont.name + '"'; leadDiv.style.fontSize = emQuad + "px"; leadDiv.innerHTML = protrusions + "
" + protrusions; document.body.appendChild(leadDiv); var w = canvas.width, h = canvas.height, baseline = h / 2; ctx.fillStyle = "white"; ctx.fillRect(0, 0, w, h); ctx.fillStyle = "black"; ctx.fillText(protrusions, 0, baseline); var pixelData = ctx.getImageData(0, 0, w, h).data; var i = 0, w4 = w * 4, len = pixelData.length; while (++i < len && pixelData[i] === 255) nop(); var ascent = Math.round(i / w4); i = len - 1; while (--i > 0 && pixelData[i] === 255) nop(); var descent = Math.round(i / w4); pfont.ascent = correctionFactor * (baseline - ascent); pfont.descent = correctionFactor * (descent - baseline); if (document.defaultView.getComputedStyle) { var leadDivHeight = document.defaultView.getComputedStyle(leadDiv, null).getPropertyValue("height"); leadDivHeight = correctionFactor * leadDivHeight.replace("px", ""); if (leadDivHeight >= pfont.size * 2) pfont.leading = Math.round(leadDivHeight / 2) } document.body.removeChild(leadDiv); if (pfont.caching) return ctx } function PFont(name, size) { if (name === undef) name = ""; this.name = name; if (size === undef) size = 0; this.size = size; this.glyph = false; this.ascent = 0; this.descent = 0; this.leading = 1.2 * size; var illegalIndicator = name.indexOf(" Italic Bold"); if (illegalIndicator !== -1) name = name.substring(0, illegalIndicator); this.style = "normal"; var italicsIndicator = name.indexOf(" Italic"); if (italicsIndicator !== -1) { name = name.substring(0, italicsIndicator); this.style = "italic" } this.weight = "normal"; var boldIndicator = name.indexOf(" Bold"); if (boldIndicator !== -1) { name = name.substring(0, boldIndicator); this.weight = "bold" } this.family = "sans-serif"; if (name !== undef) switch (name) { case "sans-serif": case "serif": case "monospace": case "fantasy": case "cursive": this.family = name; break; default: this.family = '"' + name + '", sans-serif'; break } this.context2d = computeFontMetrics(this); this.css = this.getCSSDefinition(); if (this.context2d) this.context2d.font = this.css } PFont.prototype.caching = true; PFont.prototype.getCSSDefinition = function(fontSize, lineHeight) { if (fontSize === undef) fontSize = this.size + "px"; if (lineHeight === undef) lineHeight = this.leading + "px"; var components = [this.style, "normal", this.weight, fontSize + "/" + lineHeight, this.family]; return components.join(" ") }; PFont.prototype.measureTextWidth = function(string) { return this.context2d.measureText(string).width }; PFont.prototype.measureTextWidthFallback = function(string) { var canvas = document.createElement("canvas"), ctx = canvas.getContext("2d"); ctx.font = this.css; return ctx.measureText(string).width }; PFont.PFontCache = { length: 0 }; PFont.get = function(fontName, fontSize) { fontSize = (fontSize * 10 + 0.5 | 0) / 10; var cache = PFont.PFontCache, idx = fontName + "/" + fontSize; if (!cache[idx]) { cache[idx] = new PFont(fontName, fontSize); cache.length++; if (cache.length === 50) { PFont.prototype.measureTextWidth = PFont.prototype.measureTextWidthFallback; PFont.prototype.caching = false; var entry; for (entry in cache) if (entry !== "length") cache[entry].context2d = null; return new PFont(fontName, fontSize) } if (cache.length === 400) { PFont.PFontCache = {}; PFont.get = PFont.getFallback; return new PFont(fontName, fontSize) } } return cache[idx] }; PFont.getFallback = function(fontName, fontSize) { return new PFont(fontName, fontSize) }; PFont.list = function() { return ["sans-serif", "serif", "monospace", "fantasy", "cursive"] }; PFont.preloading = { template: {}, initialized: false, initialize: function() { var generateTinyFont = function() { var encoded = "#E3KAI2wAgT1MvMg7Eo3VmNtYX7ABi3CxnbHlm" + "7Abw3kaGVhZ7ACs3OGhoZWE7A53CRobXR47AY3" + "AGbG9jYQ7G03Bm1heH7ABC3CBuYW1l7Ae3AgcG" + "9zd7AI3AE#B3AQ2kgTY18PPPUACwAg3ALSRoo3" + "#yld0xg32QAB77#E777773B#E3C#I#Q77773E#" + "Q7777777772CMAIw7AB77732B#M#Q3wAB#g3B#" + "E#E2BB//82BB////w#B7#gAEg3E77x2B32B#E#" + "Q#MTcBAQ32gAe#M#QQJ#E32M#QQJ#I#g32Q77#"; var expand = function(input) { return "AAAAAAAA".substr(~~input ? 7 - input : 6) }; return encoded.replace(/[#237]/g, expand) }; var fontface = document.createElement("style"); fontface.setAttribute("type", "text/css"); fontface.innerHTML = "@font-face {\n" + ' font-family: "PjsEmptyFont";' + "\n" + " src: url('data:application/x-font-ttf;base64," + generateTinyFont() + "')\n" + " format('truetype');\n" + "}"; document.head.appendChild(fontface); var element = document.createElement("span"); element.style.cssText = 'position: absolute; top: 0; left: 0; opacity: 0; font-family: "PjsEmptyFont", fantasy;'; element.innerHTML = "AAAAAAAA"; document.body.appendChild(element); this.template = element; this.initialized = true }, getElementWidth: function(element) { return document.defaultView.getComputedStyle(element, "").getPropertyValue("width") }, timeAttempted: 0, pending: function(intervallength) { if (!this.initialized) this.initialize(); var element, computedWidthFont, computedWidthRef = this.getElementWidth(this.template); for (var i = 0; i < this.fontList.length; i++) { element = this.fontList[i]; computedWidthFont = this.getElementWidth(element); if (this.timeAttempted < 4E3 && computedWidthFont === computedWidthRef) { this.timeAttempted += intervallength; return true } else { document.body.removeChild(element); this.fontList.splice(i--, 1); this.timeAttempted = 0 } } if (this.fontList.length === 0) return false; return true }, fontList: [], addedList: {}, add: function(fontSrc) { if (!this.initialized) this.initialize(); var fontName = typeof fontSrc === "object" ? fontSrc.fontFace : fontSrc, fontUrl = typeof fontSrc === "object" ? fontSrc.url : fontSrc; if (this.addedList[fontName]) return; var style = document.createElement("style"); style.setAttribute("type", "text/css"); style.innerHTML = "@font-face{\n font-family: '" + fontName + "';\n src: url('" + fontUrl + "');\n}\n"; document.head.appendChild(style); this.addedList[fontName] = true; var element = document.createElement("span"); element.style.cssText = "position: absolute; top: 0; left: 0; opacity: 0;"; element.style.fontFamily = '"' + fontName + '", "PjsEmptyFont", fantasy'; element.innerHTML = "AAAAAAAA"; document.body.appendChild(element); this.fontList.push(element) } }; defaultScope.PFont = PFont; var Processing = this.Processing = function(aCanvas, aCode) { if (! (this instanceof Processing)) throw "called Processing constructor as if it were a function: missing 'new'."; var curElement, pgraphicsMode = aCanvas === undef && aCode === undef; if (pgraphicsMode) curElement = document.createElement("canvas"); else curElement = typeof aCanvas === "string" ? document.getElementById(aCanvas) : aCanvas; if (! (curElement instanceof HTMLCanvasElement)) throw "called Processing constructor without passing canvas element reference or id."; function unimplemented(s) { Processing.debug("Unimplemented - " + s) } var p = this; p.externals = { canvas: curElement, context: undef, sketch: undef }; p.name = "Processing.js Instance"; p.use3DContext = false; p.focused = false; p.breakShape = false; p.glyphTable = {}; p.pmouseX = 0; p.pmouseY = 0; p.mouseX = 0; p.mouseY = 0; p.mouseButton = 0; p.mouseScroll = 0; p.mouseClicked = undef; p.mouseDragged = undef; p.mouseMoved = undef; p.mousePressed = undef; p.mouseReleased = undef; p.mouseScrolled = undef; p.mouseOver = undef; p.mouseOut = undef; p.touchStart = undef; p.touchEnd = undef; p.touchMove = undef; p.touchCancel = undef; p.key = undef; p.keyCode = undef; p.keyPressed = nop; p.keyReleased = nop; p.keyTyped = nop; p.draw = undef; p.setup = undef; p.__mousePressed = false; p.__keyPressed = false; p.__frameRate = 60; p.frameCount = 0; p.width = 100; p.height = 100; var curContext, curSketch, drawing, online = true, doFill = true, fillStyle = [1, 1, 1, 1], currentFillColor = 4294967295, isFillDirty = true, doStroke = true, strokeStyle = [0, 0, 0, 1], currentStrokeColor = 4278190080, isStrokeDirty = true, lineWidth = 1, loopStarted = false, renderSmooth = false, doLoop = true, looping = 0, curRectMode = 0, curEllipseMode = 3, normalX = 0, normalY = 0, normalZ = 0, normalMode = 0, curFrameRate = 60, curMsPerFrame = 1E3 / curFrameRate, curCursor = 'default', oldCursor = curElement.style.cursor, curShape = 20, curShapeCount = 0, curvePoints = [], curTightness = 0, curveDet = 20, curveInited = false, backgroundObj = -3355444, bezDetail = 20, colorModeA = 255, colorModeX = 255, colorModeY = 255, colorModeZ = 255, pathOpen = false, mouseDragging = false, pmouseXLastFrame = 0, pmouseYLastFrame = 0, curColorMode = 1, curTint = null, curTint3d = null, getLoaded = false, start = Date.now(), timeSinceLastFPS = start, framesSinceLastFPS = 0, textcanvas, curveBasisMatrix, curveToBezierMatrix, curveDrawMatrix, bezierDrawMatrix, bezierBasisInverse, bezierBasisMatrix, curContextCache = { attributes: {}, locations: {} }, programObject3D, programObject2D, programObjectUnlitShape, boxBuffer, boxNormBuffer, boxOutlineBuffer, rectBuffer, rectNormBuffer, sphereBuffer, lineBuffer, fillBuffer, fillColorBuffer, strokeColorBuffer, pointBuffer, shapeTexVBO, canTex, textTex, curTexture = { width: 0, height: 0 }, curTextureMode = 2, usingTexture = false, textBuffer, textureBuffer, indexBuffer, horizontalTextAlignment = 37, verticalTextAlignment = 0, textMode = 4, curFontName = "Arial", curTextSize = 12, curTextAscent = 9, curTextDescent = 2, curTextLeading = 14, curTextFont = PFont.get(curFontName, curTextSize), originalContext, proxyContext = null, isContextReplaced = false, setPixelsCached, maxPixelsCached = 1E3, pressedKeysMap = [], lastPressedKeyCode = null, codedKeys = [16, 17, 18, 20, 33, 34, 35, 36, 37, 38, 39, 40, 144, 155, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 157]; var stylePaddingLeft, stylePaddingTop, styleBorderLeft, styleBorderTop; if (document.defaultView && document.defaultView.getComputedStyle) { stylePaddingLeft = parseInt(document.defaultView.getComputedStyle(curElement, null)["paddingLeft"], 10) || 0; stylePaddingTop = parseInt(document.defaultView.getComputedStyle(curElement, null)["paddingTop"], 10) || 0; styleBorderLeft = parseInt(document.defaultView.getComputedStyle(curElement, null)["borderLeftWidth"], 10) || 0; styleBorderTop = parseInt(document.defaultView.getComputedStyle(curElement, null)["borderTopWidth"], 10) || 0 } var lightCount = 0; var sphereDetailV = 0, sphereDetailU = 0, sphereX = [], sphereY = [], sphereZ = [], sinLUT = new Float32Array(720), cosLUT = new Float32Array(720), sphereVerts, sphereNorms; var cam, cameraInv, modelView, modelViewInv, userMatrixStack, userReverseMatrixStack, inverseCopy, projection, manipulatingCamera = false, frustumMode = false, cameraFOV = 60 * (Math.PI / 180), cameraX = p.width / 2, cameraY = p.height / 2, cameraZ = cameraY / Math.tan(cameraFOV / 2), cameraNear = cameraZ / 10, cameraFar = cameraZ * 10, cameraAspect = p.width / p.height; var vertArray = [], curveVertArray = [], curveVertCount = 0, isCurve = false, isBezier = false, firstVert = true; var curShapeMode = 0; var styleArray = []; var boxVerts = new Float32Array([0.5, 0.5, -0.5, 0.5, -0.5, -0.5, -0.5, -0.5, -0.5, -0.5, -0.5, -0.5, -0.5, 0.5, -0.5, 0.5, 0.5, -0.5, 0.5, 0.5, 0.5, -0.5, 0.5, 0.5, -0.5, -0.5, 0.5, -0.5, -0.5, 0.5, 0.5, -0.5, 0.5, 0.5, 0.5, 0.5, 0.5, 0.5, -0.5, 0.5, 0.5, 0.5, 0.5, -0.5, 0.5, 0.5, -0.5, 0.5, 0.5, -0.5, -0.5, 0.5, 0.5, -0.5, 0.5, -0.5, -0.5, 0.5, -0.5, 0.5, -0.5, -0.5, 0.5, -0.5, -0.5, 0.5, -0.5, -0.5, -0.5, 0.5, -0.5, -0.5, -0.5, -0.5, -0.5, -0.5, -0.5, 0.5, -0.5, 0.5, 0.5, -0.5, 0.5, 0.5, -0.5, 0.5, -0.5, -0.5, -0.5, -0.5, 0.5, 0.5, 0.5, 0.5, 0.5, -0.5, -0.5, 0.5, -0.5, -0.5, 0.5, -0.5, -0.5, 0.5, 0.5, 0.5, 0.5, 0.5]); var boxOutlineVerts = new Float32Array([0.5, 0.5, 0.5, 0.5, -0.5, 0.5, 0.5, 0.5, -0.5, 0.5, -0.5, -0.5, -0.5, 0.5, -0.5, -0.5, -0.5, -0.5, -0.5, 0.5, 0.5, -0.5, -0.5, 0.5, 0.5, 0.5, 0.5, 0.5, 0.5, -0.5, 0.5, 0.5, -0.5, -0.5, 0.5, -0.5, -0.5, 0.5, -0.5, -0.5, 0.5, 0.5, -0.5, 0.5, 0.5, 0.5, 0.5, 0.5, 0.5, -0.5, 0.5, 0.5, -0.5, -0.5, 0.5, -0.5, -0.5, -0.5, -0.5, -0.5, -0.5, -0.5, -0.5, -0.5, -0.5, 0.5, -0.5, -0.5, 0.5, 0.5, -0.5, 0.5]); var boxNorms = new Float32Array([0, 0, -1, 0, 0, -1, 0, 0, -1, 0, 0, -1, 0, 0, -1, 0, 0, -1, 0, 0, 1, 0, 0, 1, 0, 0, 1, 0, 0, 1, 0, 0, 1, 0, 0, 1, 1, 0, 0, 1, 0, 0, 1, 0, 0, 1, 0, 0, 1, 0, 0, 1, 0, 0, 0, -1, 0, 0, -1, 0, 0, -1, 0, 0, -1, 0, 0, -1, 0, 0, -1, 0, -1, 0, 0, -1, 0, 0, -1, 0, 0, -1, 0, 0, -1, 0, 0, -1, 0, 0, 0, 1, 0, 0, 1, 0, 0, 1, 0, 0, 1, 0, 0, 1, 0, 0, 1, 0]); var rectVerts = new Float32Array([0, 0, 0, 0, 1, 0, 1, 1, 0, 1, 0, 0]); var rectNorms = new Float32Array([0, 0, 1, 0, 0, 1, 0, 0, 1, 0, 0, 1]); var vertexShaderSrcUnlitShape = "varying vec4 vFrontColor;" + "attribute vec3 aVertex;" + "attribute vec4 aColor;" + "uniform mat4 uView;" + "uniform mat4 uProjection;" + "uniform float uPointSize;" + "void main(void) {" + " vFrontColor = aColor;" + " gl_PointSize = uPointSize;" + " gl_Position = uProjection * uView * vec4(aVertex, 1.0);" + "}"; var fragmentShaderSrcUnlitShape = "#ifdef GL_ES\n" + "precision highp float;\n" + "#endif\n" + "varying vec4 vFrontColor;" + "uniform bool uSmooth;" + "void main(void){" + " if(uSmooth == true){" + " float dist = distance(gl_PointCoord, vec2(0.5));" + " if(dist > 0.5){" + " discard;" + " }" + " }" + " gl_FragColor = vFrontColor;" + "}"; var vertexShaderSrc2D = "varying vec4 vFrontColor;" + "attribute vec3 aVertex;" + "attribute vec2 aTextureCoord;" + "uniform vec4 uColor;" + "uniform mat4 uModel;" + "uniform mat4 uView;" + "uniform mat4 uProjection;" + "uniform float uPointSize;" + "varying vec2 vTextureCoord;" + "void main(void) {" + " gl_PointSize = uPointSize;" + " vFrontColor = uColor;" + " gl_Position = uProjection * uView * uModel * vec4(aVertex, 1.0);" + " vTextureCoord = aTextureCoord;" + "}"; var fragmentShaderSrc2D = "#ifdef GL_ES\n" + "precision highp float;\n" + "#endif\n" + "varying vec4 vFrontColor;" + "varying vec2 vTextureCoord;" + "uniform sampler2D uSampler;" + "uniform int uIsDrawingText;" + "uniform bool uSmooth;" + "void main(void){" + " if(uSmooth == true){" + " float dist = distance(gl_PointCoord, vec2(0.5));" + " if(dist > 0.5){" + " discard;" + " }" + " }" + " if(uIsDrawingText == 1){" + " float alpha = texture2D(uSampler, vTextureCoord).a;" + " gl_FragColor = vec4(vFrontColor.rgb * alpha, alpha);" + " }" + " else{" + " gl_FragColor = vFrontColor;" + " }" + "}"; var webglMaxTempsWorkaround = /Windows/.test(navigator.userAgent); var vertexShaderSrc3D = "varying vec4 vFrontColor;" + "attribute vec3 aVertex;" + "attribute vec3 aNormal;" + "attribute vec4 aColor;" + "attribute vec2 aTexture;" + "varying vec2 vTexture;" + "uniform vec4 uColor;" + "uniform bool uUsingMat;" + "uniform vec3 uSpecular;" + "uniform vec3 uMaterialEmissive;" + "uniform vec3 uMaterialAmbient;" + "uniform vec3 uMaterialSpecular;" + "uniform float uShininess;" + "uniform mat4 uModel;" + "uniform mat4 uView;" + "uniform mat4 uProjection;" + "uniform mat4 uNormalTransform;" + "uniform int uLightCount;" + "uniform vec3 uFalloff;" + "struct Light {" + " int type;" + " vec3 color;" + " vec3 position;" + " vec3 direction;" + " float angle;" + " vec3 halfVector;" + " float concentration;" + "};" + "uniform Light uLights0;" + "uniform Light uLights1;" + "uniform Light uLights2;" + "uniform Light uLights3;" + "uniform Light uLights4;" + "uniform Light uLights5;" + "uniform Light uLights6;" + "uniform Light uLights7;" + "Light getLight(int index){" + " if(index == 0) return uLights0;" + " if(index == 1) return uLights1;" + " if(index == 2) return uLights2;" + " if(index == 3) return uLights3;" + " if(index == 4) return uLights4;" + " if(index == 5) return uLights5;" + " if(index == 6) return uLights6;" + " return uLights7;" + "}" + "void AmbientLight( inout vec3 totalAmbient, in vec3 ecPos, in Light light ) {" + " float d = length( light.position - ecPos );" + " float attenuation = 1.0 / ( uFalloff[0] + ( uFalloff[1] * d ) + ( uFalloff[2] * d * d ));" + " totalAmbient += light.color * attenuation;" + "}" + "void DirectionalLight( inout vec3 col, inout vec3 spec, in vec3 vertNormal, in vec3 ecPos, in Light light ) {" + " float powerFactor = 0.0;" + " float nDotVP = max(0.0, dot( vertNormal, normalize(-light.position) ));" + " float nDotVH = max(0.0, dot( vertNormal, normalize(-light.position-normalize(ecPos) )));" + " if( nDotVP != 0.0 ){" + " powerFactor = pow( nDotVH, uShininess );" + " }" + " col += light.color * nDotVP;" + " spec += uSpecular * powerFactor;" + "}" + "void PointLight( inout vec3 col, inout vec3 spec, in vec3 vertNormal, in vec3 ecPos, in Light light ) {" + " float powerFactor;" + " vec3 VP = light.position - ecPos;" + " float d = length( VP ); " + " VP = normalize( VP );" + " float attenuation = 1.0 / ( uFalloff[0] + ( uFalloff[1] * d ) + ( uFalloff[2] * d * d ));" + " float nDotVP = max( 0.0, dot( vertNormal, VP ));" + " vec3 halfVector = normalize( VP - normalize(ecPos) );" + " float nDotHV = max( 0.0, dot( vertNormal, halfVector ));" + " if( nDotVP == 0.0 ) {" + " powerFactor = 0.0;" + " }" + " else {" + " powerFactor = pow( nDotHV, uShininess );" + " }" + " spec += uSpecular * powerFactor * attenuation;" + " col += light.color * nDotVP * attenuation;" + "}" + "void SpotLight( inout vec3 col, inout vec3 spec, in vec3 vertNormal, in vec3 ecPos, in Light light ) {" + " float spotAttenuation;" + " float powerFactor = 0.0;" + " vec3 VP = light.position - ecPos;" + " vec3 ldir = normalize( -light.direction );" + " float d = length( VP );" + " VP = normalize( VP );" + " float attenuation = 1.0 / ( uFalloff[0] + ( uFalloff[1] * d ) + ( uFalloff[2] * d * d ) );" + " float spotDot = dot( VP, ldir );" + (webglMaxTempsWorkaround ? " spotAttenuation = 1.0; " : " if( spotDot > cos( light.angle ) ) {" + " spotAttenuation = pow( spotDot, light.concentration );" + " }" + " else{" + " spotAttenuation = 0.0;" + " }" + " attenuation *= spotAttenuation;" + "") + " float nDotVP = max( 0.0, dot( vertNormal, VP ) );" + " vec3 halfVector = normalize( VP - normalize(ecPos) );" + " float nDotHV = max( 0.0, dot( vertNormal, halfVector ) );" + " if( nDotVP != 0.0 ) {" + " powerFactor = pow( nDotHV, uShininess );" + " }" + " spec += uSpecular * powerFactor * attenuation;" + " col += light.color * nDotVP * attenuation;" + "}" + "void main(void) {" + " vec3 finalAmbient = vec3( 0.0 );" + " vec3 finalDiffuse = vec3( 0.0 );" + " vec3 finalSpecular = vec3( 0.0 );" + " vec4 col = uColor;" + " if ( uColor[0] == -1.0 ){" + " col = aColor;" + " }" + " vec3 norm = normalize(vec3( uNormalTransform * vec4( aNormal, 0.0 ) ));" + " vec4 ecPos4 = uView * uModel * vec4(aVertex, 1.0);" + " vec3 ecPos = (vec3(ecPos4))/ecPos4.w;" + " if( uLightCount == 0 ) {" + " vFrontColor = col + vec4(uMaterialSpecular, 1.0);" + " }" + " else {" + " for( int i = 0; i < 8; i++ ) {" + " Light l = getLight(i);" + " if( i >= uLightCount ){" + " break;" + " }" + " if( l.type == 0 ) {" + " AmbientLight( finalAmbient, ecPos, l );" + " }" + " else if( l.type == 1 ) {" + " DirectionalLight( finalDiffuse, finalSpecular, norm, ecPos, l );" + " }" + " else if( l.type == 2 ) {" + " PointLight( finalDiffuse, finalSpecular, norm, ecPos, l );" + " }" + " else {" + " SpotLight( finalDiffuse, finalSpecular, norm, ecPos, l );" + " }" + " }" + " if( uUsingMat == false ) {" + " vFrontColor = vec4(" + " vec3( col ) * finalAmbient +" + " vec3( col ) * finalDiffuse +" + " vec3( col ) * finalSpecular," + " col[3] );" + " }" + " else{" + " vFrontColor = vec4( " + " uMaterialEmissive + " + " (vec3(col) * uMaterialAmbient * finalAmbient ) + " + " (vec3(col) * finalDiffuse) + " + " (uMaterialSpecular * finalSpecular), " + " col[3] );" + " }" + " }" + " vTexture.xy = aTexture.xy;" + " gl_Position = uProjection * uView * uModel * vec4( aVertex, 1.0 );" + "}"; var fragmentShaderSrc3D = "#ifdef GL_ES\n" + "precision highp float;\n" + "#endif\n" + "varying vec4 vFrontColor;" + "uniform sampler2D uSampler;" + "uniform bool uUsingTexture;" + "varying vec2 vTexture;" + "void main(void){" + " if( uUsingTexture ){" + " gl_FragColor = vec4(texture2D(uSampler, vTexture.xy)) * vFrontColor;" + " }" + " else{" + " gl_FragColor = vFrontColor;" + " }" + "}"; function uniformf(cacheId, programObj, varName, varValue) { var varLocation = curContextCache.locations[cacheId]; if (varLocation === undef) { varLocation = curContext.getUniformLocation(programObj, varName); curContextCache.locations[cacheId] = varLocation } if (varLocation !== null) if (varValue.length === 4) curContext.uniform4fv(varLocation, varValue); else if (varValue.length === 3) curContext.uniform3fv(varLocation, varValue); else if (varValue.length === 2) curContext.uniform2fv(varLocation, varValue); else curContext.uniform1f(varLocation, varValue) } function uniformi(cacheId, programObj, varName, varValue) { var varLocation = curContextCache.locations[cacheId]; if (varLocation === undef) { varLocation = curContext.getUniformLocation(programObj, varName); curContextCache.locations[cacheId] = varLocation } if (varLocation !== null) if (varValue.length === 4) curContext.uniform4iv(varLocation, varValue); else if (varValue.length === 3) curContext.uniform3iv(varLocation, varValue); else if (varValue.length === 2) curContext.uniform2iv(varLocation, varValue); else curContext.uniform1i(varLocation, varValue) } function uniformMatrix(cacheId, programObj, varName, transpose, matrix) { var varLocation = curContextCache.locations[cacheId]; if (varLocation === undef) { varLocation = curContext.getUniformLocation(programObj, varName); curContextCache.locations[cacheId] = varLocation } if (varLocation !== -1) if (matrix.length === 16) curContext.uniformMatrix4fv(varLocation, transpose, matrix); else if (matrix.length === 9) curContext.uniformMatrix3fv(varLocation, transpose, matrix); else curContext.uniformMatrix2fv(varLocation, transpose, matrix) } function vertexAttribPointer(cacheId, programObj, varName, size, VBO) { var varLocation = curContextCache.attributes[cacheId]; if (varLocation === undef) { varLocation = curContext.getAttribLocation(programObj, varName); curContextCache.attributes[cacheId] = varLocation } if (varLocation !== -1) { curContext.bindBuffer(curContext.ARRAY_BUFFER, VBO); curContext.vertexAttribPointer(varLocation, size, curContext.FLOAT, false, 0, 0); curContext.enableVertexAttribArray(varLocation) } } function disableVertexAttribPointer(cacheId, programObj, varName) { var varLocation = curContextCache.attributes[cacheId]; if (varLocation === undef) { varLocation = curContext.getAttribLocation(programObj, varName); curContextCache.attributes[cacheId] = varLocation } if (varLocation !== -1) curContext.disableVertexAttribArray(varLocation) } var createProgramObject = function(curContext, vetexShaderSource, fragmentShaderSource) { var vertexShaderObject = curContext.createShader(curContext.VERTEX_SHADER); curContext.shaderSource(vertexShaderObject, vetexShaderSource); curContext.compileShader(vertexShaderObject); if (!curContext.getShaderParameter(vertexShaderObject, curContext.COMPILE_STATUS)) throw curContext.getShaderInfoLog(vertexShaderObject); var fragmentShaderObject = curContext.createShader(curContext.FRAGMENT_SHADER); curContext.shaderSource(fragmentShaderObject, fragmentShaderSource); curContext.compileShader(fragmentShaderObject); if (!curContext.getShaderParameter(fragmentShaderObject, curContext.COMPILE_STATUS)) throw curContext.getShaderInfoLog(fragmentShaderObject); var programObject = curContext.createProgram(); curContext.attachShader(programObject, vertexShaderObject); curContext.attachShader(programObject, fragmentShaderObject); curContext.linkProgram(programObject); if (!curContext.getProgramParameter(programObject, curContext.LINK_STATUS)) throw "Error linking shaders."; return programObject }; var imageModeCorner = function(x, y, w, h, whAreSizes) { return { x: x, y: y, w: w, h: h } }; var imageModeConvert = imageModeCorner; var imageModeCorners = function(x, y, w, h, whAreSizes) { return { x: x, y: y, w: whAreSizes ? w : w - x, h: whAreSizes ? h : h - y } }; var imageModeCenter = function(x, y, w, h, whAreSizes) { return { x: x - w / 2, y: y - h / 2, w: w, h: h } }; var DrawingShared = function() {}; var Drawing2D = function() {}; var Drawing3D = function() {}; var DrawingPre = function() {}; Drawing2D.prototype = new DrawingShared; Drawing2D.prototype.constructor = Drawing2D; Drawing3D.prototype = new DrawingShared; Drawing3D.prototype.constructor = Drawing3D; DrawingPre.prototype = new DrawingShared; DrawingPre.prototype.constructor = DrawingPre; DrawingShared.prototype.a3DOnlyFunction = nop; var charMap = {}; var Char = p.Character = function(chr) { if (typeof chr === "string" && chr.length === 1) this.code = chr.charCodeAt(0); else if (typeof chr === "number") this.code = chr; else if (chr instanceof Char) this.code = chr; else this.code = NaN; return charMap[this.code] === undef ? charMap[this.code] = this : charMap[this.code] }; Char.prototype.toString = function() { return String.fromCharCode(this.code) }; Char.prototype.valueOf = function() { return this.code }; var PShape = p.PShape = function(family) { this.family = family || 0; this.visible = true; this.style = true; this.children = []; this.nameTable = []; this.params = []; this.name = ""; this.image = null; this.matrix = null; this.kind = null; this.close = null; this.width = null; this.height = null; this.parent = null }; PShape.prototype = { isVisible: function() { return this.visible }, setVisible: function(visible) { this.visible = visible }, disableStyle: function() { this.style = false; for (var i = 0, j = this.children.length; i < j; i++) this.children[i].disableStyle() }, enableStyle: function() { this.style = true; for (var i = 0, j = this.children.length; i < j; i++) this.children[i].enableStyle() }, getFamily: function() { return this.family }, getWidth: function() { return this.width }, getHeight: function() { return this.height }, setName: function(name) { this.name = name }, getName: function() { return this.name }, draw: function(renderContext) { renderContext = renderContext || p; if (this.visible) { this.pre(renderContext); this.drawImpl(renderContext); this.post(renderContext) } }, drawImpl: function(renderContext) { if (this.family === 0) this.drawGroup(renderContext); else if (this.family === 1) this.drawPrimitive(renderContext); else if (this.family === 3) this.drawGeometry(renderContext); else if (this.family === 21) this.drawPath(renderContext) }, drawPath: function(renderContext) { var i, j; if (this.vertices.length === 0) return; renderContext.beginShape(); if (this.vertexCodes.length === 0) if (this.vertices[0].length === 2) for (i = 0, j = this.vertices.length; i < j; i++) renderContext.vertex(this.vertices[i][0], this.vertices[i][1]); else for (i = 0, j = this.vertices.length; i < j; i++) renderContext.vertex(this.vertices[i][0], this.vertices[i][1], this.vertices[i][2]); else { var index = 0; if (this.vertices[0].length === 2) for (i = 0, j = this.vertexCodes.length; i < j; i++) if (this.vertexCodes[i] === 0) { renderContext.vertex(this.vertices[index][0], this.vertices[index][1], this.vertices[index]["moveTo"]); renderContext.breakShape = false; index++ } else if (this.vertexCodes[i] === 1) { renderContext.bezierVertex(this.vertices[index + 0][0], this.vertices[index + 0][1], this.vertices[index + 1][0], this.vertices[index + 1][1], this.vertices[index + 2][0], this.vertices[index + 2][1]); index += 3 } else if (this.vertexCodes[i] === 2) { renderContext.curveVertex(this.vertices[index][0], this.vertices[index][1]); index++ } else { if (this.vertexCodes[i] === 3) renderContext.breakShape = true } else for (i = 0, j = this.vertexCodes.length; i < j; i++) if (this.vertexCodes[i] === 0) { renderContext.vertex(this.vertices[index][0], this.vertices[index][1], this.vertices[index][2]); if (this.vertices[index]["moveTo"] === true) vertArray[vertArray.length - 1]["moveTo"] = true; else if (this.vertices[index]["moveTo"] === false) vertArray[vertArray.length - 1]["moveTo"] = false; renderContext.breakShape = false } else if (this.vertexCodes[i] === 1) { renderContext.bezierVertex(this.vertices[index + 0][0], this.vertices[index + 0][1], this.vertices[index + 0][2], this.vertices[index + 1][0], this.vertices[index + 1][1], this.vertices[index + 1][2], this.vertices[index + 2][0], this.vertices[index + 2][1], this.vertices[index + 2][2]); index += 3 } else if (this.vertexCodes[i] === 2) { renderContext.curveVertex(this.vertices[index][0], this.vertices[index][1], this.vertices[index][2]); index++ } else if (this.vertexCodes[i] === 3) renderContext.breakShape = true } renderContext.endShape(this.close ? 2 : 1) }, drawGeometry: function(renderContext) { var i, j; renderContext.beginShape(this.kind); if (this.style) for (i = 0, j = this.vertices.length; i < j; i++) renderContext.vertex(this.vertices[i]); else for (i = 0, j = this.vertices.length; i < j; i++) { var vert = this.vertices[i]; if (vert[2] === 0) renderContext.vertex(vert[0], vert[1]); else renderContext.vertex(vert[0], vert[1], vert[2]) } renderContext.endShape() }, drawGroup: function(renderContext) { for (var i = 0, j = this.children.length; i < j; i++) this.children[i].draw(renderContext) }, drawPrimitive: function(renderContext) { if (this.kind === 2) renderContext.point(this.params[0], this.params[1]); else if (this.kind === 4) if (this.params.length === 4) renderContext.line(this.params[0], this.params[1], this.params[2], this.params[3]); else renderContext.line(this.params[0], this.params[1], this.params[2], this.params[3], this.params[4], this.params[5]); else if (this.kind === 8) renderContext.triangle(this.params[0], this.params[1], this.params[2], this.params[3], this.params[4], this.params[5]); else if (this.kind === 16) renderContext.quad(this.params[0], this.params[1], this.params[2], this.params[3], this.params[4], this.params[5], this.params[6], this.params[7]); else if (this.kind === 30) if (this.image !== null) { var imMode = imageModeConvert; renderContext.imageMode(0); renderContext.image(this.image, this.params[0], this.params[1], this.params[2], this.params[3]); imageModeConvert = imMode } else { var rcMode = curRectMode; renderContext.rectMode(0); renderContext.rect(this.params[0], this.params[1], this.params[2], this.params[3]); curRectMode = rcMode } else if (this.kind === 31) { var elMode = curEllipseMode; renderContext.ellipseMode(0); renderContext.ellipse(this.params[0], this.params[1], this.params[2], this.params[3]); curEllipseMode = elMode } else if (this.kind === 32) { var eMode = curEllipseMode; renderContext.ellipseMode(0); renderContext.arc(this.params[0], this.params[1], this.params[2], this.params[3], this.params[4], this.params[5]); curEllipseMode = eMode } else if (this.kind === 41) if (this.params.length === 1) renderContext.box(this.params[0]); else renderContext.box(this.params[0], this.params[1], this.params[2]); else if (this.kind === 40) renderContext.sphere(this.params[0]) }, pre: function(renderContext) { if (this.matrix) { renderContext.pushMatrix(); renderContext.transform(this.matrix) } if (this.style) { renderContext.pushStyle(); this.styles(renderContext) } }, post: function(renderContext) { if (this.matrix) renderContext.popMatrix(); if (this.style) renderContext.popStyle() }, styles: function(renderContext) { if (this.stroke) { renderContext.stroke(this.strokeColor); renderContext.strokeWeight(this.strokeWeight); renderContext.strokeCap(this.strokeCap); renderContext.strokeJoin(this.strokeJoin) } else renderContext.noStroke(); if (this.fill) renderContext.fill(this.fillColor); else renderContext.noFill() }, getChild: function(child) { var i, j; if (typeof child === "number") return this.children[child]; var found; if (child === "" || this.name === child) return this; if (this.nameTable.length > 0) { for (i = 0, j = this.nameTable.length; i < j || found; i++) if (this.nameTable[i].getName === child) { found = this.nameTable[i]; break } if (found) return found } for (i = 0, j = this.children.length; i < j; i++) { found = this.children[i].getChild(child); if (found) return found } return null }, getChildCount: function() { return this.children.length }, addChild: function(child) { this.children.push(child); child.parent = this; if (child.getName() !== null) this.addName(child.getName(), child) }, addName: function(name, shape) { if (this.parent !== null) this.parent.addName(name, shape); else this.nameTable.push([name, shape]) }, translate: function() { if (arguments.length === 2) { this.checkMatrix(2); this.matrix.translate(arguments[0], arguments[1]) } else { this.checkMatrix(3); this.matrix.translate(arguments[0], arguments[1], 0) } }, checkMatrix: function(dimensions) { if (this.matrix === null) if (dimensions === 2) this.matrix = new p.PMatrix2D; else this.matrix = new p.PMatrix3D; else if (dimensions === 3 && this.matrix instanceof p.PMatrix2D) this.matrix = new p.PMatrix3D }, rotateX: function(angle) { this.rotate(angle, 1, 0, 0) }, rotateY: function(angle) { this.rotate(angle, 0, 1, 0) }, rotateZ: function(angle) { this.rotate(angle, 0, 0, 1) }, rotate: function() { if (arguments.length === 1) { this.checkMatrix(2); this.matrix.rotate(arguments[0]) } else { this.checkMatrix(3); this.matrix.rotate(arguments[0], arguments[1], arguments[2], arguments[3]) } }, scale: function() { if (arguments.length === 2) { this.checkMatrix(2); this.matrix.scale(arguments[0], arguments[1]) } else if (arguments.length === 3) { this.checkMatrix(2); this.matrix.scale(arguments[0], arguments[1], arguments[2]) } else { this.checkMatrix(2); this.matrix.scale(arguments[0]) } }, resetMatrix: function() { this.checkMatrix(2); this.matrix.reset() }, applyMatrix: function(matrix) { if (arguments.length === 1) this.applyMatrix(matrix.elements[0], matrix.elements[1], 0, matrix.elements[2], matrix.elements[3], matrix.elements[4], 0, matrix.elements[5], 0, 0, 1, 0, 0, 0, 0, 1); else if (arguments.length === 6) { this.checkMatrix(2); this.matrix.apply(arguments[0], arguments[1], arguments[2], 0, arguments[3], arguments[4], arguments[5], 0, 0, 0, 1, 0, 0, 0, 0, 1) } else if (arguments.length === 16) { this.checkMatrix(3); this.matrix.apply(arguments[0], arguments[1], arguments[2], arguments[3], arguments[4], arguments[5], arguments[6], arguments[7], arguments[8], arguments[9], arguments[10], arguments[11], arguments[12], arguments[13], arguments[14], arguments[15]) } } }; var PShapeSVG = p.PShapeSVG = function() { p.PShape.call(this); if (arguments.length === 1) { this.element = arguments[0]; this.vertexCodes = []; this.vertices = []; this.opacity = 1; this.stroke = false; this.strokeColor = 4278190080; this.strokeWeight = 1; this.strokeCap = 'butt'; this.strokeJoin = 'miter'; this.strokeGradient = null; this.strokeGradientPaint = null; this.strokeName = null; this.strokeOpacity = 1; this.fill = true; this.fillColor = 4278190080; this.fillGradient = null; this.fillGradientPaint = null; this.fillName = null; this.fillOpacity = 1; if (this.element.getName() !== "svg") throw "root is not , it's <" + this.element.getName() + ">"; } else if (arguments.length === 2) if (typeof arguments[1] === "string") { if (arguments[1].indexOf(".svg") > -1) { this.element = new p.XMLElement(p, arguments[1]); this.vertexCodes = []; this.vertices = []; this.opacity = 1; this.stroke = false; this.strokeColor = 4278190080; this.strokeWeight = 1; this.strokeCap = 'butt'; this.strokeJoin = 'miter'; this.strokeGradient = ""; this.strokeGradientPaint = ""; this.strokeName = ""; this.strokeOpacity = 1; this.fill = true; this.fillColor = 4278190080; this.fillGradient = null; this.fillGradientPaint = null; this.fillOpacity = 1 } } else if (arguments[0]) { this.element = arguments[1]; this.vertexCodes = arguments[0].vertexCodes.slice(); this.vertices = arguments[0].vertices.slice(); this.stroke = arguments[0].stroke; this.strokeColor = arguments[0].strokeColor; this.strokeWeight = arguments[0].strokeWeight; this.strokeCap = arguments[0].strokeCap; this.strokeJoin = arguments[0].strokeJoin; this.strokeGradient = arguments[0].strokeGradient; this.strokeGradientPaint = arguments[0].strokeGradientPaint; this.strokeName = arguments[0].strokeName; this.fill = arguments[0].fill; this.fillColor = arguments[0].fillColor; this.fillGradient = arguments[0].fillGradient; this.fillGradientPaint = arguments[0].fillGradientPaint; this.fillName = arguments[0].fillName; this.strokeOpacity = arguments[0].strokeOpacity; this.fillOpacity = arguments[0].fillOpacity; this.opacity = arguments[0].opacity } this.name = this.element.getStringAttribute("id"); var displayStr = this.element.getStringAttribute("display", "inline"); this.visible = displayStr !== "none"; var str = this.element.getAttribute("transform"); if (str) this.matrix = this.parseMatrix(str); var viewBoxStr = this.element.getStringAttribute("viewBox"); if (viewBoxStr !== null) { var viewBox = viewBoxStr.split(" "); this.width = viewBox[2]; this.height = viewBox[3] } var unitWidth = this.element.getStringAttribute("width"); var unitHeight = this.element.getStringAttribute("height"); if (unitWidth !== null) { this.width = this.parseUnitSize(unitWidth); this.height = this.parseUnitSize(unitHeight) } else if (this.width === 0 || this.height === 0) { this.width = 1; this.height = 1; throw "The width and/or height is not " + "readable in the tag of this file."; } this.parseColors(this.element); this.parseChildren(this.element) }; PShapeSVG.prototype = new PShape; PShapeSVG.prototype.parseMatrix = function() { function getCoords(s) { var m = []; s.replace(/\((.*?)\)/, function() { return function(all, params) { m = params.replace(/,+/g, " ").split(/\s+/) } }()); return m } return function(str) { this.checkMatrix(2); var pieces = []; str.replace(/\s*(\w+)\((.*?)\)/g, function(all) { pieces.push(p.trim(all)) }); if (pieces.length === 0) return null; for (var i = 0, j = pieces.length; i < j; i++) { var m = getCoords(pieces[i]); if (pieces[i].indexOf("matrix") !== -1) this.matrix.set(m[0], m[2], m[4], m[1], m[3], m[5]); else if (pieces[i].indexOf("translate") !== -1) { var tx = m[0]; var ty = m.length === 2 ? m[1] : 0; this.matrix.translate(tx, ty) } else if (pieces[i].indexOf("scale") !== -1) { var sx = m[0]; var sy = m.length === 2 ? m[1] : m[0]; this.matrix.scale(sx, sy) } else if (pieces[i].indexOf("rotate") !== -1) { var angle = m[0]; if (m.length === 1) this.matrix.rotate(p.radians(angle)); else if (m.length === 3) { this.matrix.translate(m[1], m[2]); this.matrix.rotate(p.radians(m[0])); this.matrix.translate(-m[1], -m[2]) } } else if (pieces[i].indexOf("skewX") !== -1) this.matrix.skewX(parseFloat(m[0])); else if (pieces[i].indexOf("skewY") !== -1) this.matrix.skewY(m[0]); else if (pieces[i].indexOf("shearX") !== -1) this.matrix.shearX(m[0]); else if (pieces[i].indexOf("shearY") !== -1) this.matrix.shearY(m[0]) } return this.matrix } }(); PShapeSVG.prototype.parseChildren = function(element) { var newelement = element.getChildren(); var children = new p.PShape; for (var i = 0, j = newelement.length; i < j; i++) { var kid = this.parseChild(newelement[i]); if (kid) children.addChild(kid) } this.children.push(children) }; PShapeSVG.prototype.getName = function() { return this.name }; PShapeSVG.prototype.parseChild = function(elem) { var name = elem.getName(); var shape; if (name === "g") shape = new PShapeSVG(this, elem); else if (name === "defs") shape = new PShapeSVG(this, elem); else if (name === "line") { shape = new PShapeSVG(this, elem); shape.parseLine() } else if (name === "circle") { shape = new PShapeSVG(this, elem); shape.parseEllipse(true) } else if (name === "ellipse") { shape = new PShapeSVG(this, elem); shape.parseEllipse(false) } else if (name === "rect") { shape = new PShapeSVG(this, elem); shape.parseRect() } else if (name === "polygon") { shape = new PShapeSVG(this, elem); shape.parsePoly(true) } else if (name === "polyline") { shape = new PShapeSVG(this, elem); shape.parsePoly(false) } else if (name === "path") { shape = new PShapeSVG(this, elem); shape.parsePath() } else if (name === "radialGradient") unimplemented("PShapeSVG.prototype.parseChild, name = radialGradient"); else if (name === "linearGradient") unimplemented("PShapeSVG.prototype.parseChild, name = linearGradient"); else if (name === "text") unimplemented("PShapeSVG.prototype.parseChild, name = text"); else if (name === "filter") unimplemented("PShapeSVG.prototype.parseChild, name = filter"); else if (name === "mask") unimplemented("PShapeSVG.prototype.parseChild, name = mask"); else nop(); return shape }; PShapeSVG.prototype.parsePath = function() { this.family = 21; this.kind = 0; var pathDataChars = []; var c; var pathData = p.trim(this.element.getStringAttribute("d").replace(/[\s,]+/g, " ")); if (pathData === null) return; pathData = p.__toCharArray(pathData); var cx = 0, cy = 0, ctrlX = 0, ctrlY = 0, ctrlX1 = 0, ctrlX2 = 0, ctrlY1 = 0, ctrlY2 = 0, endX = 0, endY = 0, ppx = 0, ppy = 0, px = 0, py = 0, i = 0, valOf = 0; var str = ""; var tmpArray = []; var flag = false; var lastInstruction; var command; var j, k; while (i < pathData.length) { valOf = pathData[i].valueOf(); if (valOf >= 65 && valOf <= 90 || valOf >= 97 && valOf <= 122) { j = i; i++; if (i < pathData.length) { tmpArray = []; valOf = pathData[i].valueOf(); while (! (valOf >= 65 && valOf <= 90 || valOf >= 97 && valOf <= 100 || valOf >= 102 && valOf <= 122) && flag === false) { if (valOf === 32) { if (str !== "") { tmpArray.push(parseFloat(str)); str = "" } i++ } else if (valOf === 45) if (pathData[i - 1].valueOf() === 101) { str += pathData[i].toString(); i++ } else { if (str !== "") tmpArray.push(parseFloat(str)); str = pathData[i].toString(); i++ } else { str += pathData[i].toString(); i++ } if (i === pathData.length) flag = true; else valOf = pathData[i].valueOf() } } if (str !== "") { tmpArray.push(parseFloat(str)); str = "" } command = pathData[j]; valOf = command.valueOf(); if (valOf === 77) { if (tmpArray.length >= 2 && tmpArray.length % 2 === 0) { cx = tmpArray[0]; cy = tmpArray[1]; this.parsePathMoveto(cx, cy); if (tmpArray.length > 2) for (j = 2, k = tmpArray.length; j < k; j += 2) { cx = tmpArray[j]; cy = tmpArray[j + 1]; this.parsePathLineto(cx, cy) } } } else if (valOf === 109) { if (tmpArray.length >= 2 && tmpArray.length % 2 === 0) { cx += tmpArray[0]; cy += tmpArray[1]; this.parsePathMoveto(cx, cy); if (tmpArray.length > 2) for (j = 2, k = tmpArray.length; j < k; j += 2) { cx += tmpArray[j]; cy += tmpArray[j + 1]; this.parsePathLineto(cx, cy) } } } else if (valOf === 76) { if (tmpArray.length >= 2 && tmpArray.length % 2 === 0) for (j = 0, k = tmpArray.length; j < k; j += 2) { cx = tmpArray[j]; cy = tmpArray[j + 1]; this.parsePathLineto(cx, cy) } } else if (valOf === 108) { if (tmpArray.length >= 2 && tmpArray.length % 2 === 0) for (j = 0, k = tmpArray.length; j < k; j += 2) { cx += tmpArray[j]; cy += tmpArray[j + 1]; this.parsePathLineto(cx, cy) } } else if (valOf === 72) for (j = 0, k = tmpArray.length; j < k; j++) { cx = tmpArray[j]; this.parsePathLineto(cx, cy) } else if (valOf === 104) for (j = 0, k = tmpArray.length; j < k; j++) { cx += tmpArray[j]; this.parsePathLineto(cx, cy) } else if (valOf === 86) for (j = 0, k = tmpArray.length; j < k; j++) { cy = tmpArray[j]; this.parsePathLineto(cx, cy) } else if (valOf === 118) for (j = 0, k = tmpArray.length; j < k; j++) { cy += tmpArray[j]; this.parsePathLineto(cx, cy) } else if (valOf === 67) { if (tmpArray.length >= 6 && tmpArray.length % 6 === 0) for (j = 0, k = tmpArray.length; j < k; j += 6) { ctrlX1 = tmpArray[j]; ctrlY1 = tmpArray[j + 1]; ctrlX2 = tmpArray[j + 2]; ctrlY2 = tmpArray[j + 3]; endX = tmpArray[j + 4]; endY = tmpArray[j + 5]; this.parsePathCurveto(ctrlX1, ctrlY1, ctrlX2, ctrlY2, endX, endY); cx = endX; cy = endY } } else if (valOf === 99) { if (tmpArray.length >= 6 && tmpArray.length % 6 === 0) for (j = 0, k = tmpArray.length; j < k; j += 6) { ctrlX1 = cx + tmpArray[j]; ctrlY1 = cy + tmpArray[j + 1]; ctrlX2 = cx + tmpArray[j + 2]; ctrlY2 = cy + tmpArray[j + 3]; endX = cx + tmpArray[j + 4]; endY = cy + tmpArray[j + 5]; this.parsePathCurveto(ctrlX1, ctrlY1, ctrlX2, ctrlY2, endX, endY); cx = endX; cy = endY } } else if (valOf === 83) { if (tmpArray.length >= 4 && tmpArray.length % 4 === 0) for (j = 0, k = tmpArray.length; j < k; j += 4) { if (lastInstruction.toLowerCase() === "c" || lastInstruction.toLowerCase() === "s") { ppx = this.vertices[this.vertices.length - 2][0]; ppy = this.vertices[this.vertices.length - 2][1]; px = this.vertices[this.vertices.length - 1][0]; py = this.vertices[this.vertices.length - 1][1]; ctrlX1 = px + (px - ppx); ctrlY1 = py + (py - ppy) } else { ctrlX1 = this.vertices[this.vertices.length - 1][0]; ctrlY1 = this.vertices[this.vertices.length - 1][1] } ctrlX2 = tmpArray[j]; ctrlY2 = tmpArray[j + 1]; endX = tmpArray[j + 2]; endY = tmpArray[j + 3]; this.parsePathCurveto(ctrlX1, ctrlY1, ctrlX2, ctrlY2, endX, endY); cx = endX; cy = endY } } else if (valOf === 115) { if (tmpArray.length >= 4 && tmpArray.length % 4 === 0) for (j = 0, k = tmpArray.length; j < k; j += 4) { if (lastInstruction.toLowerCase() === "c" || lastInstruction.toLowerCase() === "s") { ppx = this.vertices[this.vertices.length - 2][0]; ppy = this.vertices[this.vertices.length - 2][1]; px = this.vertices[this.vertices.length - 1][0]; py = this.vertices[this.vertices.length - 1][1]; ctrlX1 = px + (px - ppx); ctrlY1 = py + (py - ppy) } else { ctrlX1 = this.vertices[this.vertices.length - 1][0]; ctrlY1 = this.vertices[this.vertices.length - 1][1] } ctrlX2 = cx + tmpArray[j]; ctrlY2 = cy + tmpArray[j + 1]; endX = cx + tmpArray[j + 2]; endY = cy + tmpArray[j + 3]; this.parsePathCurveto(ctrlX1, ctrlY1, ctrlX2, ctrlY2, endX, endY); cx = endX; cy = endY } } else if (valOf === 81) { if (tmpArray.length >= 4 && tmpArray.length % 4 === 0) for (j = 0, k = tmpArray.length; j < k; j += 4) { ctrlX = tmpArray[j]; ctrlY = tmpArray[j + 1]; endX = tmpArray[j + 2]; endY = tmpArray[j + 3]; this.parsePathQuadto(cx, cy, ctrlX, ctrlY, endX, endY); cx = endX; cy = endY } } else if (valOf === 113) { if (tmpArray.length >= 4 && tmpArray.length % 4 === 0) for (j = 0, k = tmpArray.length; j < k; j += 4) { ctrlX = cx + tmpArray[j]; ctrlY = cy + tmpArray[j + 1]; endX = cx + tmpArray[j + 2]; endY = cy + tmpArray[j + 3]; this.parsePathQuadto(cx, cy, ctrlX, ctrlY, endX, endY); cx = endX; cy = endY } } else if (valOf === 84) { if (tmpArray.length >= 2 && tmpArray.length % 2 === 0) for (j = 0, k = tmpArray.length; j < k; j += 2) { if (lastInstruction.toLowerCase() === "q" || lastInstruction.toLowerCase() === "t") { ppx = this.vertices[this.vertices.length - 2][0]; ppy = this.vertices[this.vertices.length - 2][1]; px = this.vertices[this.vertices.length - 1][0]; py = this.vertices[this.vertices.length - 1][1]; ctrlX = px + (px - ppx); ctrlY = py + (py - ppy) } else { ctrlX = cx; ctrlY = cy } endX = tmpArray[j]; endY = tmpArray[j + 1]; this.parsePathQuadto(cx, cy, ctrlX, ctrlY, endX, endY); cx = endX; cy = endY } } else if (valOf === 116) { if (tmpArray.length >= 2 && tmpArray.length % 2 === 0) for (j = 0, k = tmpArray.length; j < k; j += 2) { if (lastInstruction.toLowerCase() === "q" || lastInstruction.toLowerCase() === "t") { ppx = this.vertices[this.vertices.length - 2][0]; ppy = this.vertices[this.vertices.length - 2][1]; px = this.vertices[this.vertices.length - 1][0]; py = this.vertices[this.vertices.length - 1][1]; ctrlX = px + (px - ppx); ctrlY = py + (py - ppy) } else { ctrlX = cx; ctrlY = cy } endX = cx + tmpArray[j]; endY = cy + tmpArray[j + 1]; this.parsePathQuadto(cx, cy, ctrlX, ctrlY, endX, endY); cx = endX; cy = endY } } else if (valOf === 90 || valOf === 122) this.close = true; lastInstruction = command.toString() } else i++ } }; PShapeSVG.prototype.parsePathQuadto = function(x1, y1, cx, cy, x2, y2) { if (this.vertices.length > 0) { this.parsePathCode(1); this.parsePathVertex(x1 + (cx - x1) * 2 / 3, y1 + (cy - y1) * 2 / 3); this.parsePathVertex(x2 + (cx - x2) * 2 / 3, y2 + (cy - y2) * 2 / 3); this.parsePathVertex(x2, y2) } else throw "Path must start with M/m"; }; PShapeSVG.prototype.parsePathCurveto = function(x1, y1, x2, y2, x3, y3) { if (this.vertices.length > 0) { this.parsePathCode(1); this.parsePathVertex(x1, y1); this.parsePathVertex(x2, y2); this.parsePathVertex(x3, y3) } else throw "Path must start with M/m"; }; PShapeSVG.prototype.parsePathLineto = function(px, py) { if (this.vertices.length > 0) { this.parsePathCode(0); this.parsePathVertex(px, py); this.vertices[this.vertices.length - 1]["moveTo"] = false } else throw "Path must start with M/m"; }; PShapeSVG.prototype.parsePathMoveto = function(px, py) { if (this.vertices.length > 0) this.parsePathCode(3); this.parsePathCode(0); this.parsePathVertex(px, py); this.vertices[this.vertices.length - 1]["moveTo"] = true }; PShapeSVG.prototype.parsePathVertex = function(x, y) { var verts = []; verts[0] = x; verts[1] = y; this.vertices.push(verts) }; PShapeSVG.prototype.parsePathCode = function(what) { this.vertexCodes.push(what) }; PShapeSVG.prototype.parsePoly = function(val) { this.family = 21; this.close = val; var pointsAttr = p.trim(this.element.getStringAttribute("points").replace(/[,\s]+/g, " ")); if (pointsAttr !== null) { var pointsBuffer = pointsAttr.split(" "); if (pointsBuffer.length % 2 === 0) for (var i = 0, j = pointsBuffer.length; i < j; i++) { var verts = []; verts[0] = pointsBuffer[i]; verts[1] = pointsBuffer[++i]; this.vertices.push(verts) } else throw "Error parsing polygon points: odd number of coordinates provided"; } }; PShapeSVG.prototype.parseRect = function() { this.kind = 30; this.family = 1; this.params = []; this.params[0] = this.element.getFloatAttribute("x"); this.params[1] = this.element.getFloatAttribute("y"); this.params[2] = this.element.getFloatAttribute("width"); this.params[3] = this.element.getFloatAttribute("height"); if (this.params[2] < 0 || this.params[3] < 0) throw "svg error: negative width or height found while parsing "; }; PShapeSVG.prototype.parseEllipse = function(val) { this.kind = 31; this.family = 1; this.params = []; this.params[0] = this.element.getFloatAttribute("cx") | 0; this.params[1] = this.element.getFloatAttribute("cy") | 0; var rx, ry; if (val) { rx = ry = this.element.getFloatAttribute("r"); if (rx < 0) throw "svg error: negative radius found while parsing "; } else { rx = this.element.getFloatAttribute("rx"); ry = this.element.getFloatAttribute("ry"); if (rx < 0 || ry < 0) throw "svg error: negative x-axis radius or y-axis radius found while parsing "; } this.params[0] -= rx; this.params[1] -= ry; this.params[2] = rx * 2; this.params[3] = ry * 2 }; PShapeSVG.prototype.parseLine = function() { this.kind = 4; this.family = 1; this.params = []; this.params[0] = this.element.getFloatAttribute("x1"); this.params[1] = this.element.getFloatAttribute("y1"); this.params[2] = this.element.getFloatAttribute("x2"); this.params[3] = this.element.getFloatAttribute("y2") }; PShapeSVG.prototype.parseColors = function(element) { if (element.hasAttribute("opacity")) this.setOpacity(element.getAttribute("opacity")); if (element.hasAttribute("stroke")) this.setStroke(element.getAttribute("stroke")); if (element.hasAttribute("stroke-width")) this.setStrokeWeight(element.getAttribute("stroke-width")); if (element.hasAttribute("stroke-linejoin")) this.setStrokeJoin(element.getAttribute("stroke-linejoin")); if (element.hasAttribute("stroke-linecap")) this.setStrokeCap(element.getStringAttribute("stroke-linecap")); if (element.hasAttribute("fill")) this.setFill(element.getStringAttribute("fill")); if (element.hasAttribute("style")) { var styleText = element.getStringAttribute("style"); var styleTokens = styleText.toString().split(";"); for (var i = 0, j = styleTokens.length; i < j; i++) { var tokens = p.trim(styleTokens[i].split(":")); if (tokens[0] === "fill") this.setFill(tokens[1]); else if (tokens[0] === "fill-opacity") this.setFillOpacity(tokens[1]); else if (tokens[0] === "stroke") this.setStroke(tokens[1]); else if (tokens[0] === "stroke-width") this.setStrokeWeight(tokens[1]); else if (tokens[0] === "stroke-linecap") this.setStrokeCap(tokens[1]); else if (tokens[0] === "stroke-linejoin") this.setStrokeJoin(tokens[1]); else if (tokens[0] === "stroke-opacity") this.setStrokeOpacity(tokens[1]); else if (tokens[0] === "opacity") this.setOpacity(tokens[1]) } } }; PShapeSVG.prototype.setFillOpacity = function(opacityText) { this.fillOpacity = parseFloat(opacityText); this.fillColor = this.fillOpacity * 255 << 24 | this.fillColor & 16777215 }; PShapeSVG.prototype.setFill = function(fillText) { var opacityMask = this.fillColor & 4278190080; if (fillText === "none") this.fill = false; else if (fillText.indexOf("#") === 0) { this.fill = true; if (fillText.length === 4) fillText = fillText.replace(/#(.)(.)(.)/, "#$1$1$2$2$3$3"); this.fillColor = opacityMask | parseInt(fillText.substring(1), 16) & 16777215 } else if (fillText.indexOf("rgb") === 0) { this.fill = true; this.fillColor = opacityMask | this.parseRGB(fillText) } else if (fillText.indexOf("url(#") === 0) this.fillName = fillText.substring(5, fillText.length - 1); else if (colors[fillText]) { this.fill = true; this.fillColor = opacityMask | parseInt(colors[fillText].substring(1), 16) & 16777215 } }; PShapeSVG.prototype.setOpacity = function(opacity) { this.strokeColor = parseFloat(opacity) * 255 << 24 | this.strokeColor & 16777215; this.fillColor = parseFloat(opacity) * 255 << 24 | this.fillColor & 16777215 }; PShapeSVG.prototype.setStroke = function(strokeText) { var opacityMask = this.strokeColor & 4278190080; if (strokeText === "none") this.stroke = false; else if (strokeText.charAt(0) === "#") { this.stroke = true; if (strokeText.length === 4) strokeText = strokeText.replace(/#(.)(.)(.)/, "#$1$1$2$2$3$3"); this.strokeColor = opacityMask | parseInt(strokeText.substring(1), 16) & 16777215 } else if (strokeText.indexOf("rgb") === 0) { this.stroke = true; this.strokeColor = opacityMask | this.parseRGB(strokeText) } else if (strokeText.indexOf("url(#") === 0) this.strokeName = strokeText.substring(5, strokeText.length - 1); else if (colors[strokeText]) { this.stroke = true; this.strokeColor = opacityMask | parseInt(colors[strokeText].substring(1), 16) & 16777215 } }; PShapeSVG.prototype.setStrokeWeight = function(weight) { this.strokeWeight = this.parseUnitSize(weight) }; PShapeSVG.prototype.setStrokeJoin = function(linejoin) { if (linejoin === "miter") this.strokeJoin = 'miter'; else if (linejoin === "round") this.strokeJoin = 'round'; else if (linejoin === "bevel") this.strokeJoin = 'bevel' }; PShapeSVG.prototype.setStrokeCap = function(linecap) { if (linecap === "butt") this.strokeCap = 'butt'; else if (linecap === "round") this.strokeCap = 'round'; else if (linecap === "square") this.strokeCap = 'square' }; PShapeSVG.prototype.setStrokeOpacity = function(opacityText) { this.strokeOpacity = parseFloat(opacityText); this.strokeColor = this.strokeOpacity * 255 << 24 | this.strokeColor & 16777215 }; PShapeSVG.prototype.parseRGB = function(color) { var sub = color.substring(color.indexOf("(") + 1, color.indexOf(")")); var values = sub.split(", "); return values[0] << 16 | values[1] << 8 | values[2] }; PShapeSVG.prototype.parseUnitSize = function(text) { var len = text.length - 2; if (len < 0) return text; if (text.indexOf("pt") === len) return parseFloat(text.substring(0, len)) * 1.25; if (text.indexOf("pc") === len) return parseFloat(text.substring(0, len)) * 15; if (text.indexOf("mm") === len) return parseFloat(text.substring(0, len)) * 3.543307; if (text.indexOf("cm") === len) return parseFloat(text.substring(0, len)) * 35.43307; if (text.indexOf("in") === len) return parseFloat(text.substring(0, len)) * 90; if (text.indexOf("px") === len) return parseFloat(text.substring(0, len)); return parseFloat(text) }; p.shape = function(shape, x, y, width, height) { if (arguments.length >= 1 && arguments[0] !== null) if (shape.isVisible()) { p.pushMatrix(); if (curShapeMode === 3) if (arguments.length === 5) { p.translate(x - width / 2, y - height / 2); p.scale(width / shape.getWidth(), height / shape.getHeight()) } else if (arguments.length === 3) p.translate(x - shape.getWidth() / 2, -shape.getHeight() / 2); else p.translate(-shape.getWidth() / 2, -shape.getHeight() / 2); else if (curShapeMode === 0) if (arguments.length === 5) { p.translate(x, y); p.scale(width / shape.getWidth(), height / shape.getHeight()) } else { if (arguments.length === 3) p.translate(x, y) } else if (curShapeMode === 1) if (arguments.length === 5) { width -= x; height -= y; p.translate(x, y); p.scale(width / shape.getWidth(), height / shape.getHeight()) } else if (arguments.length === 3) p.translate(x, y); shape.draw(p); if (arguments.length === 1 && curShapeMode === 3 || arguments.length > 1) p.popMatrix() } }; p.shapeMode = function(mode) { curShapeMode = mode }; p.loadShape = function(filename) { if (arguments.length === 1) if (filename.indexOf(".svg") > -1) return new PShapeSVG(null, filename); return null }; var XMLAttribute = function(fname, n, nameSpace, v, t) { this.fullName = fname || ""; this.name = n || ""; this.namespace = nameSpace || ""; this.value = v; this.type = t }; XMLAttribute.prototype = { getName: function() { return this.name }, getFullName: function() { return this.fullName }, getNamespace: function() { return this.namespace }, getValue: function() { return this.value }, getType: function() { return this.type }, setValue: function(newval) { this.value = newval } }; var XMLElement = p.XMLElement = function(selector, uri, sysid, line) { this.attributes = []; this.children = []; this.fullName = null; this.name = null; this.namespace = ""; this.content = null; this.parent = null; this.lineNr = ""; this.systemID = ""; this.type = "ELEMENT"; if (selector) if (typeof selector === "string") if (uri === undef && selector.indexOf("<") > -1) this.parse(selector); else { this.fullName = selector; this.namespace = uri; this.systemId = sysid; this.lineNr = line } else this.parse(uri) }; XMLElement.prototype = { parse: function(textstring) { var xmlDoc; try { var extension = textstring.substring(textstring.length - 4); if (extension === ".xml" || extension === ".svg") textstring = ajax(textstring); xmlDoc = (new DOMParser).parseFromString(textstring, "text/xml"); var elements = xmlDoc.documentElement; if (elements) this.parseChildrenRecursive(null, elements); else throw "Error loading document"; return this } catch(e) { throw e; } }, parseChildrenRecursive: function(parent, elementpath) { var xmlelement, xmlattribute, tmpattrib, l, m, child; if (!parent) { this.fullName = elementpath.localName; this.name = elementpath.nodeName; xmlelement = this } else { xmlelement = new XMLElement(elementpath.nodeName); xmlelement.parent = parent } if (elementpath.nodeType === 3 && elementpath.textContent !== "") return this.createPCDataElement(elementpath.textContent); if (elementpath.nodeType === 4) return this.createCDataElement(elementpath.textContent); if (elementpath.attributes) for (l = 0, m = elementpath.attributes.length; l < m; l++) { tmpattrib = elementpath.attributes[l]; xmlattribute = new XMLAttribute(tmpattrib.getname, tmpattrib.nodeName, tmpattrib.namespaceURI, tmpattrib.nodeValue, tmpattrib.nodeType); xmlelement.attributes.push(xmlattribute) } if (elementpath.childNodes) for (l = 0, m = elementpath.childNodes.length; l < m; l++) { var node = elementpath.childNodes[l]; child = xmlelement.parseChildrenRecursive(xmlelement, node); if (child !== null) xmlelement.children.push(child) } return xmlelement }, createElement: function(fullname, namespaceuri, sysid, line) { if (sysid === undef) return new XMLElement(fullname, namespaceuri); return new XMLElement(fullname, namespaceuri, sysid, line) }, createPCDataElement: function(content, isCDATA) { if (content.replace(/^\s+$/g, "") === "") return null; var pcdata = new XMLElement; pcdata.type = "TEXT"; pcdata.content = content; return pcdata }, createCDataElement: function(content) { var cdata = this.createPCDataElement(content); if (cdata === null) return null; cdata.type = "CDATA"; var htmlentities = { "<": "<", ">": ">", "'": "'", '"': """ }, entity; for (entity in htmlentities) if (!Object.hasOwnProperty(htmlentities, entity)) content = content.replace(new RegExp(entity, "g"), htmlentities[entity]); cdata.cdata = content; return cdata }, hasAttribute: function() { if (arguments.length === 1) return this.getAttribute(arguments[0]) !== null; if (arguments.length === 2) return this.getAttribute(arguments[0], arguments[1]) !== null }, equals: function(other) { if (! (other instanceof XMLElement)) return false; var i, j; if (this.fullName !== other.fullName) return false; if (this.attributes.length !== other.getAttributeCount()) return false; if (this.attributes.length !== other.attributes.length) return false; var attr_name, attr_ns, attr_value, attr_type, attr_other; for (i = 0, j = this.attributes.length; i < j; i++) { attr_name = this.attributes[i].getName(); attr_ns = this.attributes[i].getNamespace(); attr_other = other.findAttribute(attr_name, attr_ns); if (attr_other === null) return false; if (this.attributes[i].getValue() !== attr_other.getValue()) return false; if (this.attributes[i].getType() !== attr_other.getType()) return false } if (this.children.length !== other.getChildCount()) return false; if (this.children.length > 0) { var child1, child2; for (i = 0, j = this.children.length; i < j; i++) { child1 = this.getChild(i); child2 = other.getChild(i); if (!child1.equals(child2)) return false } return true } return this.content === other.content }, getContent: function() { if (this.type === "TEXT" || this.type === "CDATA") return this.content; var children = this.children; if (children.length === 1 && (children[0].type === "TEXT" || children[0].type === "CDATA")) return children[0].content; return null }, getAttribute: function() { var attribute; if (arguments.length === 2) { attribute = this.findAttribute(arguments[0]); if (attribute) return attribute.getValue(); return arguments[1] } else if (arguments.length === 1) { attribute = this.findAttribute(arguments[0]); if (attribute) return attribute.getValue(); return null } else if (arguments.length === 3) { attribute = this.findAttribute(arguments[0], arguments[1]); if (attribute) return attribute.getValue(); return arguments[2] } }, getStringAttribute: function() { if (arguments.length === 1) return this.getAttribute(arguments[0]); if (arguments.length === 2) return this.getAttribute(arguments[0], arguments[1]); return this.getAttribute(arguments[0], arguments[1], arguments[2]) }, getString: function(attributeName) { return this.getStringAttribute(attributeName) }, getFloatAttribute: function() { if (arguments.length === 1) return parseFloat(this.getAttribute(arguments[0], 0)); if (arguments.length === 2) return this.getAttribute(arguments[0], arguments[1]); return this.getAttribute(arguments[0], arguments[1], arguments[2]) }, getFloat: function(attributeName) { return this.getFloatAttribute(attributeName) }, getIntAttribute: function() { if (arguments.length === 1) return this.getAttribute(arguments[0], 0); if (arguments.length === 2) return this.getAttribute(arguments[0], arguments[1]); return this.getAttribute(arguments[0], arguments[1], arguments[2]) }, getInt: function(attributeName) { return this.getIntAttribute(attributeName) }, hasChildren: function() { return this.children.length > 0 }, addChild: function(child) { if (child !== null) { child.parent = this; this.children.push(child) } }, insertChild: function(child, index) { if (child) { if (child.getLocalName() === null && !this.hasChildren()) { var lastChild = this.children[this.children.length - 1]; if (lastChild.getLocalName() === null) { lastChild.setContent(lastChild.getContent() + child.getContent()); return } } child.parent = this; this.children.splice(index, 0, child) } }, getChild: function(selector) { if (typeof selector === "number") return this.children[selector]; if (selector.indexOf("/") !== -1) return this.getChildRecursive(selector.split("/"), 0); var kid, kidName; for (var i = 0, j = this.getChildCount(); i < j; i++) { kid = this.getChild(i); kidName = kid.getName(); if (kidName !== null && kidName === selector) return kid } return null }, getChildren: function() { if (arguments.length === 1) { if (typeof arguments[0] === "number") return this.getChild(arguments[0]); if (arguments[0].indexOf("/") !== -1) return this.getChildrenRecursive(arguments[0].split("/"), 0); var matches = []; var kid, kidName; for (var i = 0, j = this.getChildCount(); i < j; i++) { kid = this.getChild(i); kidName = kid.getName(); if (kidName !== null && kidName === arguments[0]) matches.push(kid) } return matches } return this.children }, getChildCount: function() { return this.children.length }, getChildRecursive: function(items, offset) { if (offset === items.length) return this; var kid, kidName, matchName = items[offset]; for (var i = 0, j = this.getChildCount(); i < j; i++) { kid = this.getChild(i); kidName = kid.getName(); if (kidName !== null && kidName === matchName) return kid.getChildRecursive(items, offset + 1) } return null }, getChildrenRecursive: function(items, offset) { if (offset === items.length - 1) return this.getChildren(items[offset]); var matches = this.getChildren(items[offset]); var kidMatches = []; for (var i = 0; i < matches.length; i++) kidMatches = kidMatches.concat(matches[i].getChildrenRecursive(items, offset + 1)); return kidMatches }, isLeaf: function() { return !this.hasChildren() }, listChildren: function() { var arr = []; for (var i = 0, j = this.children.length; i < j; i++) arr.push(this.getChild(i).getName()); return arr }, removeAttribute: function(name, namespace) { this.namespace = namespace || ""; for (var i = 0, j = this.attributes.length; i < j; i++) if (this.attributes[i].getName() === name && this.attributes[i].getNamespace() === this.namespace) { this.attributes.splice(i, 1); break } }, removeChild: function(child) { if (child) for (var i = 0, j = this.children.length; i < j; i++) if (this.children[i].equals(child)) { this.children.splice(i, 1); break } }, removeChildAtIndex: function(index) { if (this.children.length > index) this.children.splice(index, 1) }, findAttribute: function(name, namespace) { this.namespace = namespace || ""; for (var i = 0, j = this.attributes.length; i < j; i++) if (this.attributes[i].getName() === name && this.attributes[i].getNamespace() === this.namespace) return this.attributes[i]; return null }, setAttribute: function() { var attr; if (arguments.length === 3) { var index = arguments[0].indexOf(":"); var name = arguments[0].substring(index + 1); attr = this.findAttribute(name, arguments[1]); if (attr) attr.setValue(arguments[2]); else { attr = new XMLAttribute(arguments[0], name, arguments[1], arguments[2], "CDATA"); this.attributes.push(attr) } } else { attr = this.findAttribute(arguments[0]); if (attr) attr.setValue(arguments[1]); else { attr = new XMLAttribute(arguments[0], arguments[0], null, arguments[1], "CDATA"); this.attributes.push(attr) } } }, setString: function(attribute, value) { this.setAttribute(attribute, value) }, setInt: function(attribute, value) { this.setAttribute(attribute, value) }, setFloat: function(attribute, value) { this.setAttribute(attribute, value) }, setContent: function(content) { if (this.children.length > 0) Processing.debug("Tried to set content for XMLElement with children"); this.content = content }, setName: function() { if (arguments.length === 1) { this.name = arguments[0]; this.fullName = arguments[0]; this.namespace = null } else { var index = arguments[0].indexOf(":"); if (arguments[1] === null || index < 0) this.name = arguments[0]; else this.name = arguments[0].substring(index + 1); this.fullName = arguments[0]; this.namespace = arguments[1] } }, getName: function() { return this.fullName }, getLocalName: function() { return this.name }, getAttributeCount: function() { return this.attributes.length }, toString: function() { if (this.type === "TEXT") return this.content; if (this.type === "CDATA") return this.cdata; var tagstring = this.fullName; var xmlstring = "<" + tagstring; var a, c; for (a = 0; a < this.attributes.length; a++) { var attr = this.attributes[a]; xmlstring += " " + attr.getName() + "=" + '"' + attr.getValue() + '"' } if (this.children.length === 0) if (this.content === "") xmlstring += "/>"; else xmlstring += ">" + this.content + ""; else { xmlstring += ">"; for (c = 0; c < this.children.length; c++) xmlstring += this.children[c].toString(); xmlstring += "" } return xmlstring } }; XMLElement.parse = function(xmlstring) { var element = new XMLElement; element.parse(xmlstring); return element }; var XML = p.XML = p.XMLElement; p.loadXML = function(uri) { return new XML(p, uri) }; var printMatrixHelper = function(elements) { var big = 0; for (var i = 0; i < elements.length; i++) if (i !== 0) big = Math.max(big, Math.abs(elements[i])); else big = Math.abs(elements[i]); var digits = (big + "").indexOf("."); if (digits === 0) digits = 1; else if (digits === -1) digits = (big + "").length; return digits }; var PMatrix2D = p.PMatrix2D = function() { if (arguments.length === 0) this.reset(); else if (arguments.length === 1 && arguments[0] instanceof PMatrix2D) this.set(arguments[0].array()); else if (arguments.length === 6) this.set(arguments[0], arguments[1], arguments[2], arguments[3], arguments[4], arguments[5]) }; PMatrix2D.prototype = { set: function() { if (arguments.length === 6) { var a = arguments; this.set([a[0], a[1], a[2], a[3], a[4], a[5]]) } else if (arguments.length === 1 && arguments[0] instanceof PMatrix2D) this.elements = arguments[0].array(); else if (arguments.length === 1 && arguments[0] instanceof Array) this.elements = arguments[0].slice() }, get: function() { var outgoing = new PMatrix2D; outgoing.set(this.elements); return outgoing }, reset: function() { this.set([1, 0, 0, 0, 1, 0]) }, array: function array() { return this.elements.slice() }, translate: function(tx, ty) { this.elements[2] = tx * this.elements[0] + ty * this.elements[1] + this.elements[2]; this.elements[5] = tx * this.elements[3] + ty * this.elements[4] + this.elements[5] }, invTranslate: function(tx, ty) { this.translate(-tx, -ty) }, transpose: function() {}, mult: function(source, target) { var x, y; if (source instanceof PVector) { x = source.x; y = source.y; if (!target) target = new PVector } else if (source instanceof Array) { x = source[0]; y = source[1]; if (!target) target = [] } if (target instanceof Array) { target[0] = this.elements[0] * x + this.elements[1] * y + this.elements[2]; target[1] = this.elements[3] * x + this.elements[4] * y + this.elements[5] } else if (target instanceof PVector) { target.x = this.elements[0] * x + this.elements[1] * y + this.elements[2]; target.y = this.elements[3] * x + this.elements[4] * y + this.elements[5]; target.z = 0 } return target }, multX: function(x, y) { return x * this.elements[0] + y * this.elements[1] + this.elements[2] }, multY: function(x, y) { return x * this.elements[3] + y * this.elements[4] + this.elements[5] }, skewX: function(angle) { this.apply(1, 0, 1, angle, 0, 0) }, skewY: function(angle) { this.apply(1, 0, 1, 0, angle, 0) }, shearX: function(angle) { this.apply(1, 0, 1, Math.tan(angle), 0, 0) }, shearY: function(angle) { this.apply(1, 0, 1, 0, Math.tan(angle), 0) }, determinant: function() { return this.elements[0] * this.elements[4] - this.elements[1] * this.elements[3] }, invert: function() { var d = this.determinant(); if (Math.abs(d) > -2147483648) { var old00 = this.elements[0]; var old01 = this.elements[1]; var old02 = this.elements[2]; var old10 = this.elements[3]; var old11 = this.elements[4]; var old12 = this.elements[5]; this.elements[0] = old11 / d; this.elements[3] = -old10 / d; this.elements[1] = -old01 / d; this.elements[4] = old00 / d; this.elements[2] = (old01 * old12 - old11 * old02) / d; this.elements[5] = (old10 * old02 - old00 * old12) / d; return true } return false }, scale: function(sx, sy) { if (sx && !sy) sy = sx; if (sx && sy) { this.elements[0] *= sx; this.elements[1] *= sy; this.elements[3] *= sx; this.elements[4] *= sy } }, invScale: function(sx, sy) { if (sx && !sy) sy = sx; this.scale(1 / sx, 1 / sy) }, apply: function() { var source; if (arguments.length === 1 && arguments[0] instanceof PMatrix2D) source = arguments[0].array(); else if (arguments.length === 6) source = Array.prototype.slice.call(arguments); else if (arguments.length === 1 && arguments[0] instanceof Array) source = arguments[0]; var result = [0, 0, this.elements[2], 0, 0, this.elements[5]]; var e = 0; for (var row = 0; row < 2; row++) for (var col = 0; col < 3; col++, e++) result[e] += this.elements[row * 3 + 0] * source[col + 0] + this.elements[row * 3 + 1] * source[col + 3]; this.elements = result.slice() }, preApply: function() { var source; if (arguments.length === 1 && arguments[0] instanceof PMatrix2D) source = arguments[0].array(); else if (arguments.length === 6) source = Array.prototype.slice.call(arguments); else if (arguments.length === 1 && arguments[0] instanceof Array) source = arguments[0]; var result = [0, 0, source[2], 0, 0, source[5]]; result[2] = source[2] + this.elements[2] * source[0] + this.elements[5] * source[1]; result[5] = source[5] + this.elements[2] * source[3] + this.elements[5] * source[4]; result[0] = this.elements[0] * source[0] + this.elements[3] * source[1]; result[3] = this.elements[0] * source[3] + this.elements[3] * source[4]; result[1] = this.elements[1] * source[0] + this.elements[4] * source[1]; result[4] = this.elements[1] * source[3] + this.elements[4] * source[4]; this.elements = result.slice() }, rotate: function(angle) { var c = Math.cos(angle); var s = Math.sin(angle); var temp1 = this.elements[0]; var temp2 = this.elements[1]; this.elements[0] = c * temp1 + s * temp2; this.elements[1] = -s * temp1 + c * temp2; temp1 = this.elements[3]; temp2 = this.elements[4]; this.elements[3] = c * temp1 + s * temp2; this.elements[4] = -s * temp1 + c * temp2 }, rotateZ: function(angle) { this.rotate(angle) }, invRotateZ: function(angle) { this.rotateZ(angle - Math.PI) }, print: function() { var digits = printMatrixHelper(this.elements); var output = "" + p.nfs(this.elements[0], digits, 4) + " " + p.nfs(this.elements[1], digits, 4) + " " + p.nfs(this.elements[2], digits, 4) + "\n" + p.nfs(this.elements[3], digits, 4) + " " + p.nfs(this.elements[4], digits, 4) + " " + p.nfs(this.elements[5], digits, 4) + "\n\n"; p.println(output) } }; var PMatrix3D = p.PMatrix3D = function() { this.reset() }; PMatrix3D.prototype = { set: function() { if (arguments.length === 16) this.elements = Array.prototype.slice.call(arguments); else if (arguments.length === 1 && arguments[0] instanceof PMatrix3D) this.elements = arguments[0].array(); else if (arguments.length === 1 && arguments[0] instanceof Array) this.elements = arguments[0].slice() }, get: function() { var outgoing = new PMatrix3D; outgoing.set(this.elements); return outgoing }, reset: function() { this.elements = [1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1] }, array: function array() { return this.elements.slice() }, translate: function(tx, ty, tz) { if (tz === undef) tz = 0; this.elements[3] += tx * this.elements[0] + ty * this.elements[1] + tz * this.elements[2]; this.elements[7] += tx * this.elements[4] + ty * this.elements[5] + tz * this.elements[6]; this.elements[11] += tx * this.elements[8] + ty * this.elements[9] + tz * this.elements[10]; this.elements[15] += tx * this.elements[12] + ty * this.elements[13] + tz * this.elements[14] }, transpose: function() { var temp = this.elements[4]; this.elements[4] = this.elements[1]; this.elements[1] = temp; temp = this.elements[8]; this.elements[8] = this.elements[2]; this.elements[2] = temp; temp = this.elements[6]; this.elements[6] = this.elements[9]; this.elements[9] = temp; temp = this.elements[3]; this.elements[3] = this.elements[12]; this.elements[12] = temp; temp = this.elements[7]; this.elements[7] = this.elements[13]; this.elements[13] = temp; temp = this.elements[11]; this.elements[11] = this.elements[14]; this.elements[14] = temp }, mult: function(source, target) { var x, y, z, w; if (source instanceof PVector) { x = source.x; y = source.y; z = source.z; w = 1; if (!target) target = new PVector } else if (source instanceof Array) { x = source[0]; y = source[1]; z = source[2]; w = source[3] || 1; if (!target || target.length !== 3 && target.length !== 4) target = [0, 0, 0] } if (target instanceof Array) if (target.length === 3) { target[0] = this.elements[0] * x + this.elements[1] * y + this.elements[2] * z + this.elements[3]; target[1] = this.elements[4] * x + this.elements[5] * y + this.elements[6] * z + this.elements[7]; target[2] = this.elements[8] * x + this.elements[9] * y + this.elements[10] * z + this.elements[11] } else if (target.length === 4) { target[0] = this.elements[0] * x + this.elements[1] * y + this.elements[2] * z + this.elements[3] * w; target[1] = this.elements[4] * x + this.elements[5] * y + this.elements[6] * z + this.elements[7] * w; target[2] = this.elements[8] * x + this.elements[9] * y + this.elements[10] * z + this.elements[11] * w; target[3] = this.elements[12] * x + this.elements[13] * y + this.elements[14] * z + this.elements[15] * w } if (target instanceof PVector) { target.x = this.elements[0] * x + this.elements[1] * y + this.elements[2] * z + this.elements[3]; target.y = this.elements[4] * x + this.elements[5] * y + this.elements[6] * z + this.elements[7]; target.z = this.elements[8] * x + this.elements[9] * y + this.elements[10] * z + this.elements[11] } return target }, preApply: function() { var source; if (arguments.length === 1 && arguments[0] instanceof PMatrix3D) source = arguments[0].array(); else if (arguments.length === 16) source = Array.prototype.slice.call(arguments); else if (arguments.length === 1 && arguments[0] instanceof Array) source = arguments[0]; var result = [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]; var e = 0; for (var row = 0; row < 4; row++) for (var col = 0; col < 4; col++, e++) result[e] += this.elements[col + 0] * source[row * 4 + 0] + this.elements[col + 4] * source[row * 4 + 1] + this.elements[col + 8] * source[row * 4 + 2] + this.elements[col + 12] * source[row * 4 + 3]; this.elements = result.slice() }, apply: function() { var source; if (arguments.length === 1 && arguments[0] instanceof PMatrix3D) source = arguments[0].array(); else if (arguments.length === 16) source = Array.prototype.slice.call(arguments); else if (arguments.length === 1 && arguments[0] instanceof Array) source = arguments[0]; var result = [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]; var e = 0; for (var row = 0; row < 4; row++) for (var col = 0; col < 4; col++, e++) result[e] += this.elements[row * 4 + 0] * source[col + 0] + this.elements[row * 4 + 1] * source[col + 4] + this.elements[row * 4 + 2] * source[col + 8] + this.elements[row * 4 + 3] * source[col + 12]; this.elements = result.slice() }, rotate: function(angle, v0, v1, v2) { if (!v1) this.rotateZ(angle); else { var c = p.cos(angle); var s = p.sin(angle); var t = 1 - c; this.apply(t * v0 * v0 + c, t * v0 * v1 - s * v2, t * v0 * v2 + s * v1, 0, t * v0 * v1 + s * v2, t * v1 * v1 + c, t * v1 * v2 - s * v0, 0, t * v0 * v2 - s * v1, t * v1 * v2 + s * v0, t * v2 * v2 + c, 0, 0, 0, 0, 1) } }, invApply: function() { if (inverseCopy === undef) inverseCopy = new PMatrix3D; var a = arguments; inverseCopy.set(a[0], a[1], a[2], a[3], a[4], a[5], a[6], a[7], a[8], a[9], a[10], a[11], a[12], a[13], a[14], a[15]); if (!inverseCopy.invert()) return false; this.preApply(inverseCopy); return true }, rotateX: function(angle) { var c = p.cos(angle); var s = p.sin(angle); this.apply([1, 0, 0, 0, 0, c, -s, 0, 0, s, c, 0, 0, 0, 0, 1]) }, rotateY: function(angle) { var c = p.cos(angle); var s = p.sin(angle); this.apply([c, 0, s, 0, 0, 1, 0, 0, -s, 0, c, 0, 0, 0, 0, 1]) }, rotateZ: function(angle) { var c = Math.cos(angle); var s = Math.sin(angle); this.apply([c, -s, 0, 0, s, c, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1]) }, scale: function(sx, sy, sz) { if (sx && !sy && !sz) sy = sz = sx; else if (sx && sy && !sz) sz = 1; if (sx && sy && sz) { this.elements[0] *= sx; this.elements[1] *= sy; this.elements[2] *= sz; this.elements[4] *= sx; this.elements[5] *= sy; this.elements[6] *= sz; this.elements[8] *= sx; this.elements[9] *= sy; this.elements[10] *= sz; this.elements[12] *= sx; this.elements[13] *= sy; this.elements[14] *= sz } }, skewX: function(angle) { var t = Math.tan(angle); this.apply(1, t, 0, 0, 0, 1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1) }, skewY: function(angle) { var t = Math.tan(angle); this.apply(1, 0, 0, 0, t, 1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1) }, shearX: function(angle) { var t = Math.tan(angle); this.apply(1, t, 0, 0, 0, 1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1) }, shearY: function(angle) { var t = Math.tan(angle); this.apply(1, 0, 0, 0, t, 1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1) }, multX: function(x, y, z, w) { if (!z) return this.elements[0] * x + this.elements[1] * y + this.elements[3]; if (!w) return this.elements[0] * x + this.elements[1] * y + this.elements[2] * z + this.elements[3]; return this.elements[0] * x + this.elements[1] * y + this.elements[2] * z + this.elements[3] * w }, multY: function(x, y, z, w) { if (!z) return this.elements[4] * x + this.elements[5] * y + this.elements[7]; if (!w) return this.elements[4] * x + this.elements[5] * y + this.elements[6] * z + this.elements[7]; return this.elements[4] * x + this.elements[5] * y + this.elements[6] * z + this.elements[7] * w }, multZ: function(x, y, z, w) { if (!w) return this.elements[8] * x + this.elements[9] * y + this.elements[10] * z + this.elements[11]; return this.elements[8] * x + this.elements[9] * y + this.elements[10] * z + this.elements[11] * w }, multW: function(x, y, z, w) { if (!w) return this.elements[12] * x + this.elements[13] * y + this.elements[14] * z + this.elements[15]; return this.elements[12] * x + this.elements[13] * y + this.elements[14] * z + this.elements[15] * w }, invert: function() { var fA0 = this.elements[0] * this.elements[5] - this.elements[1] * this.elements[4]; var fA1 = this.elements[0] * this.elements[6] - this.elements[2] * this.elements[4]; var fA2 = this.elements[0] * this.elements[7] - this.elements[3] * this.elements[4]; var fA3 = this.elements[1] * this.elements[6] - this.elements[2] * this.elements[5]; var fA4 = this.elements[1] * this.elements[7] - this.elements[3] * this.elements[5]; var fA5 = this.elements[2] * this.elements[7] - this.elements[3] * this.elements[6]; var fB0 = this.elements[8] * this.elements[13] - this.elements[9] * this.elements[12]; var fB1 = this.elements[8] * this.elements[14] - this.elements[10] * this.elements[12]; var fB2 = this.elements[8] * this.elements[15] - this.elements[11] * this.elements[12]; var fB3 = this.elements[9] * this.elements[14] - this.elements[10] * this.elements[13]; var fB4 = this.elements[9] * this.elements[15] - this.elements[11] * this.elements[13]; var fB5 = this.elements[10] * this.elements[15] - this.elements[11] * this.elements[14]; var fDet = fA0 * fB5 - fA1 * fB4 + fA2 * fB3 + fA3 * fB2 - fA4 * fB1 + fA5 * fB0; if (Math.abs(fDet) <= 1.0E-9) return false; var kInv = []; kInv[0] = +this.elements[5] * fB5 - this.elements[6] * fB4 + this.elements[7] * fB3; kInv[4] = -this.elements[4] * fB5 + this.elements[6] * fB2 - this.elements[7] * fB1; kInv[8] = +this.elements[4] * fB4 - this.elements[5] * fB2 + this.elements[7] * fB0; kInv[12] = -this.elements[4] * fB3 + this.elements[5] * fB1 - this.elements[6] * fB0; kInv[1] = -this.elements[1] * fB5 + this.elements[2] * fB4 - this.elements[3] * fB3; kInv[5] = +this.elements[0] * fB5 - this.elements[2] * fB2 + this.elements[3] * fB1; kInv[9] = -this.elements[0] * fB4 + this.elements[1] * fB2 - this.elements[3] * fB0; kInv[13] = +this.elements[0] * fB3 - this.elements[1] * fB1 + this.elements[2] * fB0; kInv[2] = +this.elements[13] * fA5 - this.elements[14] * fA4 + this.elements[15] * fA3; kInv[6] = -this.elements[12] * fA5 + this.elements[14] * fA2 - this.elements[15] * fA1; kInv[10] = +this.elements[12] * fA4 - this.elements[13] * fA2 + this.elements[15] * fA0; kInv[14] = -this.elements[12] * fA3 + this.elements[13] * fA1 - this.elements[14] * fA0; kInv[3] = -this.elements[9] * fA5 + this.elements[10] * fA4 - this.elements[11] * fA3; kInv[7] = +this.elements[8] * fA5 - this.elements[10] * fA2 + this.elements[11] * fA1; kInv[11] = -this.elements[8] * fA4 + this.elements[9] * fA2 - this.elements[11] * fA0; kInv[15] = +this.elements[8] * fA3 - this.elements[9] * fA1 + this.elements[10] * fA0; var fInvDet = 1 / fDet; kInv[0] *= fInvDet; kInv[1] *= fInvDet; kInv[2] *= fInvDet; kInv[3] *= fInvDet; kInv[4] *= fInvDet; kInv[5] *= fInvDet; kInv[6] *= fInvDet; kInv[7] *= fInvDet; kInv[8] *= fInvDet; kInv[9] *= fInvDet; kInv[10] *= fInvDet; kInv[11] *= fInvDet; kInv[12] *= fInvDet; kInv[13] *= fInvDet; kInv[14] *= fInvDet; kInv[15] *= fInvDet; this.elements = kInv.slice(); return true }, toString: function() { var str = ""; for (var i = 0; i < 15; i++) str += this.elements[i] + ", "; str += this.elements[15]; return str }, print: function() { var digits = printMatrixHelper(this.elements); var output = "" + p.nfs(this.elements[0], digits, 4) + " " + p.nfs(this.elements[1], digits, 4) + " " + p.nfs(this.elements[2], digits, 4) + " " + p.nfs(this.elements[3], digits, 4) + "\n" + p.nfs(this.elements[4], digits, 4) + " " + p.nfs(this.elements[5], digits, 4) + " " + p.nfs(this.elements[6], digits, 4) + " " + p.nfs(this.elements[7], digits, 4) + "\n" + p.nfs(this.elements[8], digits, 4) + " " + p.nfs(this.elements[9], digits, 4) + " " + p.nfs(this.elements[10], digits, 4) + " " + p.nfs(this.elements[11], digits, 4) + "\n" + p.nfs(this.elements[12], digits, 4) + " " + p.nfs(this.elements[13], digits, 4) + " " + p.nfs(this.elements[14], digits, 4) + " " + p.nfs(this.elements[15], digits, 4) + "\n\n"; p.println(output) }, invTranslate: function(tx, ty, tz) { this.preApply(1, 0, 0, -tx, 0, 1, 0, -ty, 0, 0, 1, -tz, 0, 0, 0, 1) }, invRotateX: function(angle) { var c = Math.cos(-angle); var s = Math.sin(-angle); this.preApply([1, 0, 0, 0, 0, c, -s, 0, 0, s, c, 0, 0, 0, 0, 1]) }, invRotateY: function(angle) { var c = Math.cos(-angle); var s = Math.sin(-angle); this.preApply([c, 0, s, 0, 0, 1, 0, 0, -s, 0, c, 0, 0, 0, 0, 1]) }, invRotateZ: function(angle) { var c = Math.cos(-angle); var s = Math.sin(-angle); this.preApply([c, -s, 0, 0, s, c, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1]) }, invScale: function(x, y, z) { this.preApply([1 / x, 0, 0, 0, 0, 1 / y, 0, 0, 0, 0, 1 / z, 0, 0, 0, 0, 1]) } }; var PMatrixStack = p.PMatrixStack = function() { this.matrixStack = [] }; PMatrixStack.prototype.load = function() { var tmpMatrix = drawing.$newPMatrix(); if (arguments.length === 1) tmpMatrix.set(arguments[0]); else tmpMatrix.set(arguments); this.matrixStack.push(tmpMatrix) }; Drawing2D.prototype.$newPMatrix = function() { return new PMatrix2D }; Drawing3D.prototype.$newPMatrix = function() { return new PMatrix3D }; PMatrixStack.prototype.push = function() { this.matrixStack.push(this.peek()) }; PMatrixStack.prototype.pop = function() { return this.matrixStack.pop() }; PMatrixStack.prototype.peek = function() { var tmpMatrix = drawing.$newPMatrix(); tmpMatrix.set(this.matrixStack[this.matrixStack.length - 1]); return tmpMatrix }; PMatrixStack.prototype.mult = function(matrix) { this.matrixStack[this.matrixStack.length - 1].apply(matrix) }; p.split = function(str, delim) { return str.split(delim) }; p.splitTokens = function(str, tokens) { if (tokens === undef) return str.split(/\s+/g); var chars = tokens.split(/()/g), buffer = "", len = str.length, i, c, tokenized = []; for (i = 0; i < len; i++) { c = str[i]; if (chars.indexOf(c) > -1) { if (buffer !== "") tokenized.push(buffer); buffer = "" } else buffer += c } if (buffer !== "") tokenized.push(buffer); return tokenized }; p.append = function(array, element) { array[array.length] = element; return array }; p.concat = function(array1, array2) { return array1.concat(array2) }; p.sort = function(array, numElem) { var ret = []; if (array.length > 0) { var elemsToCopy = numElem > 0 ? numElem : array.length; for (var i = 0; i < elemsToCopy; i++) ret.push(array[i]); if (typeof array[0] === "string") ret.sort(); else ret.sort(function(a, b) { return a - b }); if (numElem > 0) for (var j = ret.length; j < array.length; j++) ret.push(array[j]) } return ret }; p.splice = function(array, value, index) { if (value.length === 0) return array; if (value instanceof Array) for (var i = 0, j = index; i < value.length; j++, i++) array.splice(j, 0, value[i]); else array.splice(index, 0, value); return array }; p.subset = function(array, offset, length) { var end = length !== undef ? offset + length : array.length; return array.slice(offset, end) }; p.join = function(array, seperator) { return array.join(seperator) }; p.shorten = function(ary) { var newary = []; var len = ary.length; for (var i = 0; i < len; i++) newary[i] = ary[i]; newary.pop(); return newary }; p.expand = function(ary, targetSize) { var temp = ary.slice(0), newSize = targetSize || ary.length * 2; temp.length = newSize; return temp }; p.arrayCopy = function() { var src, srcPos = 0, dest, destPos = 0, length; if (arguments.length === 2) { src = arguments[0]; dest = arguments[1]; length = src.length } else if (arguments.length === 3) { src = arguments[0]; dest = arguments[1]; length = arguments[2] } else if (arguments.length === 5) { src = arguments[0]; srcPos = arguments[1]; dest = arguments[2]; destPos = arguments[3]; length = arguments[4] } for (var i = srcPos, j = destPos; i < length + srcPos; i++, j++) if (dest[j] !== undef) dest[j] = src[i]; else throw "array index out of bounds exception"; }; p.reverse = function(array) { return array.reverse() }; p.mix = function(a, b, f) { return a + ((b - a) * f >> 8) }; p.peg = function(n) { return n < 0 ? 0 : n > 255 ? 255 : n }; p.modes = function() { var ALPHA_MASK = 4278190080, RED_MASK = 16711680, GREEN_MASK = 65280, BLUE_MASK = 255, min = Math.min, max = Math.max; function applyMode(c1, f, ar, ag, ab, br, bg, bb, cr, cg, cb) { var a = min(((c1 & 4278190080) >>> 24) + f, 255) << 24; var r = ar + ((cr - ar) * f >> 8); r = (r < 0 ? 0 : r > 255 ? 255 : r) << 16; var g = ag + ((cg - ag) * f >> 8); g = (g < 0 ? 0 : g > 255 ? 255 : g) << 8; var b = ab + ((cb - ab) * f >> 8); b = b < 0 ? 0 : b > 255 ? 255 : b; return a | r | g | b } return { replace: function(c1, c2) { return c2 }, blend: function(c1, c2) { var f = (c2 & ALPHA_MASK) >>> 24, ar = c1 & RED_MASK, ag = c1 & GREEN_MASK, ab = c1 & BLUE_MASK, br = c2 & RED_MASK, bg = c2 & GREEN_MASK, bb = c2 & BLUE_MASK; return min(((c1 & ALPHA_MASK) >>> 24) + f, 255) << 24 | ar + ((br - ar) * f >> 8) & RED_MASK | ag + ((bg - ag) * f >> 8) & GREEN_MASK | ab + ((bb - ab) * f >> 8) & BLUE_MASK }, add: function(c1, c2) { var f = (c2 & ALPHA_MASK) >>> 24; return min(((c1 & ALPHA_MASK) >>> 24) + f, 255) << 24 | min((c1 & RED_MASK) + ((c2 & RED_MASK) >> 8) * f, RED_MASK) & RED_MASK | min((c1 & GREEN_MASK) + ((c2 & GREEN_MASK) >> 8) * f, GREEN_MASK) & GREEN_MASK | min((c1 & BLUE_MASK) + ((c2 & BLUE_MASK) * f >> 8), BLUE_MASK) }, subtract: function(c1, c2) { var f = (c2 & ALPHA_MASK) >>> 24; return min(((c1 & ALPHA_MASK) >>> 24) + f, 255) << 24 | max((c1 & RED_MASK) - ((c2 & RED_MASK) >> 8) * f, GREEN_MASK) & RED_MASK | max((c1 & GREEN_MASK) - ((c2 & GREEN_MASK) >> 8) * f, BLUE_MASK) & GREEN_MASK | max((c1 & BLUE_MASK) - ((c2 & BLUE_MASK) * f >> 8), 0) }, lightest: function(c1, c2) { var f = (c2 & ALPHA_MASK) >>> 24; return min(((c1 & ALPHA_MASK) >>> 24) + f, 255) << 24 | max(c1 & RED_MASK, ((c2 & RED_MASK) >> 8) * f) & RED_MASK | max(c1 & GREEN_MASK, ((c2 & GREEN_MASK) >> 8) * f) & GREEN_MASK | max(c1 & BLUE_MASK, (c2 & BLUE_MASK) * f >> 8) }, darkest: function(c1, c2) { var f = (c2 & ALPHA_MASK) >>> 24, ar = c1 & RED_MASK, ag = c1 & GREEN_MASK, ab = c1 & BLUE_MASK, br = min(c1 & RED_MASK, ((c2 & RED_MASK) >> 8) * f), bg = min(c1 & GREEN_MASK, ((c2 & GREEN_MASK) >> 8) * f), bb = min(c1 & BLUE_MASK, (c2 & BLUE_MASK) * f >> 8); return min(((c1 & ALPHA_MASK) >>> 24) + f, 255) << 24 | ar + ((br - ar) * f >> 8) & RED_MASK | ag + ((bg - ag) * f >> 8) & GREEN_MASK | ab + ((bb - ab) * f >> 8) & BLUE_MASK }, difference: function(c1, c2) { var f = (c2 & ALPHA_MASK) >>> 24, ar = (c1 & RED_MASK) >> 16, ag = (c1 & GREEN_MASK) >> 8, ab = c1 & BLUE_MASK, br = (c2 & RED_MASK) >> 16, bg = (c2 & GREEN_MASK) >> 8, bb = c2 & BLUE_MASK, cr = ar > br ? ar - br : br - ar, cg = ag > bg ? ag - bg : bg - ag, cb = ab > bb ? ab - bb : bb - ab; return applyMode(c1, f, ar, ag, ab, br, bg, bb, cr, cg, cb) }, exclusion: function(c1, c2) { var f = (c2 & ALPHA_MASK) >>> 24, ar = (c1 & RED_MASK) >> 16, ag = (c1 & GREEN_MASK) >> 8, ab = c1 & BLUE_MASK, br = (c2 & RED_MASK) >> 16, bg = (c2 & GREEN_MASK) >> 8, bb = c2 & BLUE_MASK, cr = ar + br - (ar * br >> 7), cg = ag + bg - (ag * bg >> 7), cb = ab + bb - (ab * bb >> 7); return applyMode(c1, f, ar, ag, ab, br, bg, bb, cr, cg, cb) }, multiply: function(c1, c2) { var f = (c2 & ALPHA_MASK) >>> 24, ar = (c1 & RED_MASK) >> 16, ag = (c1 & GREEN_MASK) >> 8, ab = c1 & BLUE_MASK, br = (c2 & RED_MASK) >> 16, bg = (c2 & GREEN_MASK) >> 8, bb = c2 & BLUE_MASK, cr = ar * br >> 8, cg = ag * bg >> 8, cb = ab * bb >> 8; return applyMode(c1, f, ar, ag, ab, br, bg, bb, cr, cg, cb) }, screen: function(c1, c2) { var f = (c2 & ALPHA_MASK) >>> 24, ar = (c1 & RED_MASK) >> 16, ag = (c1 & GREEN_MASK) >> 8, ab = c1 & BLUE_MASK, br = (c2 & RED_MASK) >> 16, bg = (c2 & GREEN_MASK) >> 8, bb = c2 & BLUE_MASK, cr = 255 - ((255 - ar) * (255 - br) >> 8), cg = 255 - ((255 - ag) * (255 - bg) >> 8), cb = 255 - ((255 - ab) * (255 - bb) >> 8); return applyMode(c1, f, ar, ag, ab, br, bg, bb, cr, cg, cb) }, hard_light: function(c1, c2) { var f = (c2 & ALPHA_MASK) >>> 24, ar = (c1 & RED_MASK) >> 16, ag = (c1 & GREEN_MASK) >> 8, ab = c1 & BLUE_MASK, br = (c2 & RED_MASK) >> 16, bg = (c2 & GREEN_MASK) >> 8, bb = c2 & BLUE_MASK, cr = br < 128 ? ar * br >> 7 : 255 - ((255 - ar) * (255 - br) >> 7), cg = bg < 128 ? ag * bg >> 7 : 255 - ((255 - ag) * (255 - bg) >> 7), cb = bb < 128 ? ab * bb >> 7 : 255 - ((255 - ab) * (255 - bb) >> 7); return applyMode(c1, f, ar, ag, ab, br, bg, bb, cr, cg, cb) }, soft_light: function(c1, c2) { var f = (c2 & ALPHA_MASK) >>> 24, ar = (c1 & RED_MASK) >> 16, ag = (c1 & GREEN_MASK) >> 8, ab = c1 & BLUE_MASK, br = (c2 & RED_MASK) >> 16, bg = (c2 & GREEN_MASK) >> 8, bb = c2 & BLUE_MASK, cr = (ar * br >> 7) + (ar * ar >> 8) - (ar * ar * br >> 15), cg = (ag * bg >> 7) + (ag * ag >> 8) - (ag * ag * bg >> 15), cb = (ab * bb >> 7) + (ab * ab >> 8) - (ab * ab * bb >> 15); return applyMode(c1, f, ar, ag, ab, br, bg, bb, cr, cg, cb) }, overlay: function(c1, c2) { var f = (c2 & ALPHA_MASK) >>> 24, ar = (c1 & RED_MASK) >> 16, ag = (c1 & GREEN_MASK) >> 8, ab = c1 & BLUE_MASK, br = (c2 & RED_MASK) >> 16, bg = (c2 & GREEN_MASK) >> 8, bb = c2 & BLUE_MASK, cr = ar < 128 ? ar * br >> 7 : 255 - ((255 - ar) * (255 - br) >> 7), cg = ag < 128 ? ag * bg >> 7 : 255 - ((255 - ag) * (255 - bg) >> 7), cb = ab < 128 ? ab * bb >> 7 : 255 - ((255 - ab) * (255 - bb) >> 7); return applyMode(c1, f, ar, ag, ab, br, bg, bb, cr, cg, cb) }, dodge: function(c1, c2) { var f = (c2 & ALPHA_MASK) >>> 24, ar = (c1 & RED_MASK) >> 16, ag = (c1 & GREEN_MASK) >> 8, ab = c1 & BLUE_MASK, br = (c2 & RED_MASK) >> 16, bg = (c2 & GREEN_MASK) >> 8, bb = c2 & BLUE_MASK; var cr = 255; if (br !== 255) { cr = (ar << 8) / (255 - br); cr = cr < 0 ? 0 : cr > 255 ? 255 : cr } var cg = 255; if (bg !== 255) { cg = (ag << 8) / (255 - bg); cg = cg < 0 ? 0 : cg > 255 ? 255 : cg } var cb = 255; if (bb !== 255) { cb = (ab << 8) / (255 - bb); cb = cb < 0 ? 0 : cb > 255 ? 255 : cb } return applyMode(c1, f, ar, ag, ab, br, bg, bb, cr, cg, cb) }, burn: function(c1, c2) { var f = (c2 & ALPHA_MASK) >>> 24, ar = (c1 & RED_MASK) >> 16, ag = (c1 & GREEN_MASK) >> 8, ab = c1 & BLUE_MASK, br = (c2 & RED_MASK) >> 16, bg = (c2 & GREEN_MASK) >> 8, bb = c2 & BLUE_MASK; var cr = 0; if (br !== 0) { cr = (255 - ar << 8) / br; cr = 255 - (cr < 0 ? 0 : cr > 255 ? 255 : cr) } var cg = 0; if (bg !== 0) { cg = (255 - ag << 8) / bg; cg = 255 - (cg < 0 ? 0 : cg > 255 ? 255 : cg) } var cb = 0; if (bb !== 0) { cb = (255 - ab << 8) / bb; cb = 255 - (cb < 0 ? 0 : cb > 255 ? 255 : cb) } return applyMode(c1, f, ar, ag, ab, br, bg, bb, cr, cg, cb) } } }(); function color$4(aValue1, aValue2, aValue3, aValue4) { var r, g, b, a; if (curColorMode === 3) { var rgb = p.color.toRGB(aValue1, aValue2, aValue3); r = rgb[0]; g = rgb[1]; b = rgb[2] } else { r = Math.round(255 * (aValue1 / colorModeX)); g = Math.round(255 * (aValue2 / colorModeY)); b = Math.round(255 * (aValue3 / colorModeZ)) } a = Math.round(255 * (aValue4 / colorModeA)); r = r < 0 ? 0 : r; g = g < 0 ? 0 : g; b = b < 0 ? 0 : b; a = a < 0 ? 0 : a; r = r > 255 ? 255 : r; g = g > 255 ? 255 : g; b = b > 255 ? 255 : b; a = a > 255 ? 255 : a; return a << 24 & 4278190080 | r << 16 & 16711680 | g << 8 & 65280 | b & 255 } function color$2(aValue1, aValue2) { var a; if (aValue1 & 4278190080) { a = Math.round(255 * (aValue2 / colorModeA)); a = a > 255 ? 255 : a; a = a < 0 ? 0 : a; return aValue1 - (aValue1 & 4278190080) + (a << 24 & 4278190080) } if (curColorMode === 1) return color$4(aValue1, aValue1, aValue1, aValue2); if (curColorMode === 3) return color$4(0, 0, aValue1 / colorModeX * colorModeZ, aValue2) } function color$1(aValue1) { if (aValue1 <= colorModeX && aValue1 >= 0) { if (curColorMode === 1) return color$4(aValue1, aValue1, aValue1, colorModeA); if (curColorMode === 3) return color$4(0, 0, aValue1 / colorModeX * colorModeZ, colorModeA) } if (aValue1) { if (aValue1 > 2147483647) aValue1 -= 4294967296; return aValue1 } } p.color = function(aValue1, aValue2, aValue3, aValue4) { if (aValue1 !== undef && aValue2 !== undef && aValue3 !== undef && aValue4 !== undef) return color$4(aValue1, aValue2, aValue3, aValue4); if (aValue1 !== undef && aValue2 !== undef && aValue3 !== undef) return color$4(aValue1, aValue2, aValue3, colorModeA); if (aValue1 !== undef && aValue2 !== undef) return color$2(aValue1, aValue2); if (typeof aValue1 === "number") return color$1(aValue1); return color$4(colorModeX, colorModeY, colorModeZ, colorModeA) }; p.color.toString = function(colorInt) { return "rgba(" + ((colorInt >> 16) & 255) + "," + ((colorInt >> 8) & 255) + "," + (colorInt & 255) + "," + ((colorInt >> 24) & 255) / 255 + ")" }; p.color.toInt = function(r, g, b, a) { return a << 24 & 4278190080 | r << 16 & 16711680 | g << 8 & 65280 | b & 255 }; p.color.toArray = function(colorInt) { return [(colorInt >> 16) & 255, (colorInt >> 8) & 255, colorInt & 255, (colorInt >> 24) & 255] }; p.color.toGLArray = function(colorInt) { return [((colorInt & 16711680) >>> 16) / 255, ((colorInt >> 8) & 255) / 255, (colorInt & 255) / 255, ((colorInt >> 24) & 255) / 255] }; p.color.toRGB = function(h, s, b) { h = h > colorModeX ? colorModeX : h; s = s > colorModeY ? colorModeY : s; b = b > colorModeZ ? colorModeZ : b; h = h / colorModeX * 360; s = s / colorModeY * 100; b = b / colorModeZ * 100; var br = Math.round(b / 100 * 255); if (s === 0) return [br, br, br]; var hue = h % 360; var f = hue % 60; var p = Math.round(b * (100 - s) / 1E4 * 255); var q = Math.round(b * (6E3 - s * f) / 6E5 * 255); var t = Math.round(b * (6E3 - s * (60 - f)) / 6E5 * 255); switch (Math.floor(hue / 60)) { case 0: return [br, t, p]; case 1: return [q, br, p]; case 2: return [p, br, t]; case 3: return [p, q, br]; case 4: return [t, p, br]; case 5: return [br, p, q] } }; function colorToHSB(colorInt) { var red, green, blue; red = ((colorInt >> 16) & 255) / 255; green = ((colorInt >> 8) & 255) / 255; blue = (colorInt & 255) / 255; var max = p.max(p.max(red, green), blue), min = p.min(p.min(red, green), blue), hue, saturation; if (min === max) return [0, 0, max * colorModeZ]; saturation = (max - min) / max; if (red === max) hue = (green - blue) / (max - min); else if (green === max) hue = 2 + (blue - red) / (max - min); else hue = 4 + (red - green) / (max - min); hue /= 6; if (hue < 0) hue += 1; else if (hue > 1) hue -= 1; return [hue * colorModeX, saturation * colorModeY, max * colorModeZ] } p.brightness = function(colInt) { return colorToHSB(colInt)[2] }; p.saturation = function(colInt) { return colorToHSB(colInt)[1] }; p.hue = function(colInt) { return colorToHSB(colInt)[0] }; p.red = function(aColor) { return ((aColor >> 16) & 255) / 255 * colorModeX }; p.green = function(aColor) { return ((aColor & 65280) >>> 8) / 255 * colorModeY }; p.blue = function(aColor) { return (aColor & 255) / 255 * colorModeZ }; p.alpha = function(aColor) { return ((aColor >> 24) & 255) / 255 * colorModeA }; p.lerpColor = function(c1, c2, amt) { var r, g, b, a, r1, g1, b1, a1, r2, g2, b2, a2; var hsb1, hsb2, rgb, h, s; var colorBits1 = p.color(c1); var colorBits2 = p.color(c2); if (curColorMode === 3) { hsb1 = colorToHSB(colorBits1); a1 = ((colorBits1 >> 24) & 255) / colorModeA; hsb2 = colorToHSB(colorBits2); a2 = ((colorBits2 & 4278190080) >>> 24) / colorModeA; h = p.lerp(hsb1[0], hsb2[0], amt); s = p.lerp(hsb1[1], hsb2[1], amt); b = p.lerp(hsb1[2], hsb2[2], amt); rgb = p.color.toRGB(h, s, b); a = p.lerp(a1, a2, amt) * colorModeA; return a << 24 & 4278190080 | (rgb[0] & 255) << 16 | (rgb[1] & 255) << 8 | rgb[2] & 255 } r1 = (colorBits1 >> 16) & 255; g1 = (colorBits1 >> 8) & 255; b1 = colorBits1 & 255; a1 = ((colorBits1 >> 24) & 255) / colorModeA; r2 = (colorBits2 & 16711680) >>> 16; g2 = (colorBits2 >> 8) & 255; b2 = colorBits2 & 255; a2 = ((colorBits2 >> 24) & 255) / colorModeA; r = p.lerp(r1, r2, amt) | 0; g = p.lerp(g1, g2, amt) | 0; b = p.lerp(b1, b2, amt) | 0; a = p.lerp(a1, a2, amt) * colorModeA; return a << 24 & 4278190080 | r << 16 & 16711680 | g << 8 & 65280 | b & 255 }; p.colorMode = function() { curColorMode = arguments[0]; if (arguments.length > 1) { colorModeX = arguments[1]; colorModeY = arguments[2] || arguments[1]; colorModeZ = arguments[3] || arguments[1]; colorModeA = arguments[4] || arguments[1] } }; p.blendColor = function(c1, c2, mode) { if (mode === 0) return p.modes.replace(c1, c2); else if (mode === 1) return p.modes.blend(c1, c2); else if (mode === 2) return p.modes.add(c1, c2); else if (mode === 4) return p.modes.subtract(c1, c2); else if (mode === 8) return p.modes.lightest(c1, c2); else if (mode === 16) return p.modes.darkest(c1, c2); else if (mode === 32) return p.modes.difference(c1, c2); else if (mode === 64) return p.modes.exclusion(c1, c2); else if (mode === 128) return p.modes.multiply(c1, c2); else if (mode === 256) return p.modes.screen(c1, c2); else if (mode === 1024) return p.modes.hard_light(c1, c2); else if (mode === 2048) return p.modes.soft_light(c1, c2); else if (mode === 512) return p.modes.overlay(c1, c2); else if (mode === 4096) return p.modes.dodge(c1, c2); else if (mode === 8192) return p.modes.burn(c1, c2) }; function saveContext() { curContext.save() } function restoreContext() { curContext.restore(); isStrokeDirty = true; isFillDirty = true } p.printMatrix = function() { modelView.print() }; Drawing2D.prototype.translate = function(x, y) { modelView.translate(x, y); modelViewInv.invTranslate(x, y); curContext.translate(x, y) }; Drawing3D.prototype.translate = function(x, y, z) { modelView.translate(x, y, z); modelViewInv.invTranslate(x, y, z) }; Drawing2D.prototype.scale = function(x, y) { modelView.scale(x, y); modelViewInv.invScale(x, y); curContext.scale(x, y || x) }; Drawing3D.prototype.scale = function(x, y, z) { modelView.scale(x, y, z); modelViewInv.invScale(x, y, z) }; Drawing2D.prototype.transform = function(pmatrix) { var e = pmatrix.array(); curContext.transform(e[0], e[3], e[1], e[4], e[2], e[5]) }; Drawing3D.prototype.transformm = function(pmatrix3d) { throw "p.transform is currently not supported in 3D mode"; }; Drawing2D.prototype.pushMatrix = function() { userMatrixStack.load(modelView); userReverseMatrixStack.load(modelViewInv); saveContext() }; Drawing3D.prototype.pushMatrix = function() { userMatrixStack.load(modelView); userReverseMatrixStack.load(modelViewInv) }; Drawing2D.prototype.popMatrix = function() { modelView.set(userMatrixStack.pop()); modelViewInv.set(userReverseMatrixStack.pop()); restoreContext() }; Drawing3D.prototype.popMatrix = function() { modelView.set(userMatrixStack.pop()); modelViewInv.set(userReverseMatrixStack.pop()) }; Drawing2D.prototype.resetMatrix = function() { modelView.reset(); modelViewInv.reset(); curContext.setTransform(1, 0, 0, 1, 0, 0) }; Drawing3D.prototype.resetMatrix = function() { modelView.reset(); modelViewInv.reset() }; DrawingShared.prototype.applyMatrix = function() { var a = arguments; modelView.apply(a[0], a[1], a[2], a[3], a[4], a[5], a[6], a[7], a[8], a[9], a[10], a[11], a[12], a[13], a[14], a[15]); modelViewInv.invApply(a[0], a[1], a[2], a[3], a[4], a[5], a[6], a[7], a[8], a[9], a[10], a[11], a[12], a[13], a[14], a[15]) }; Drawing2D.prototype.applyMatrix = function() { var a = arguments; for (var cnt = a.length; cnt < 16; cnt++) a[cnt] = 0; a[10] = a[15] = 1; DrawingShared.prototype.applyMatrix.apply(this, a) }; p.rotateX = function(angleInRadians) { modelView.rotateX(angleInRadians); modelViewInv.invRotateX(angleInRadians) }; Drawing2D.prototype.rotateZ = function() { throw "rotateZ() is not supported in 2D mode. Use rotate(float) instead."; }; Drawing3D.prototype.rotateZ = function(angleInRadians) { modelView.rotateZ(angleInRadians); modelViewInv.invRotateZ(angleInRadians) }; p.rotateY = function(angleInRadians) { modelView.rotateY(angleInRadians); modelViewInv.invRotateY(angleInRadians) }; Drawing2D.prototype.rotate = function(angleInRadians) { modelView.rotateZ(angleInRadians); modelViewInv.invRotateZ(angleInRadians); curContext.rotate(angleInRadians) }; Drawing3D.prototype.rotate = function(angleInRadians) { p.rotateZ(angleInRadians) }; Drawing2D.prototype.shearX = function(angleInRadians) { modelView.shearX(angleInRadians); curContext.transform(1, 0, angleInRadians, 1, 0, 0) }; Drawing3D.prototype.shearX = function(angleInRadians) { modelView.shearX(angleInRadians) }; Drawing2D.prototype.shearY = function(angleInRadians) { modelView.shearY(angleInRadians); curContext.transform(1, angleInRadians, 0, 1, 0, 0) }; Drawing3D.prototype.shearY = function(angleInRadians) { modelView.shearY(angleInRadians) }; p.pushStyle = function() { saveContext(); p.pushMatrix(); var newState = { "doFill": doFill, "currentFillColor": currentFillColor, "doStroke": doStroke, "currentStrokeColor": currentStrokeColor, "curTint": curTint, "curRectMode": curRectMode, "curColorMode": curColorMode, "colorModeX": colorModeX, "colorModeZ": colorModeZ, "colorModeY": colorModeY, "colorModeA": colorModeA, "curTextFont": curTextFont, "horizontalTextAlignment": horizontalTextAlignment, "verticalTextAlignment": verticalTextAlignment, "textMode": textMode, "curFontName": curFontName, "curTextSize": curTextSize, "curTextAscent": curTextAscent, "curTextDescent": curTextDescent, "curTextLeading": curTextLeading }; styleArray.push(newState) }; p.popStyle = function() { var oldState = styleArray.pop(); if (oldState) { restoreContext(); p.popMatrix(); doFill = oldState.doFill; currentFillColor = oldState.currentFillColor; doStroke = oldState.doStroke; currentStrokeColor = oldState.currentStrokeColor; curTint = oldState.curTint; curRectMode = oldState.curRectMode; curColorMode = oldState.curColorMode; colorModeX = oldState.colorModeX; colorModeZ = oldState.colorModeZ; colorModeY = oldState.colorModeY; colorModeA = oldState.colorModeA; curTextFont = oldState.curTextFont; curFontName = oldState.curFontName; curTextSize = oldState.curTextSize; horizontalTextAlignment = oldState.horizontalTextAlignment; verticalTextAlignment = oldState.verticalTextAlignment; textMode = oldState.textMode; curTextAscent = oldState.curTextAscent; curTextDescent = oldState.curTextDescent; curTextLeading = oldState.curTextLeading } else throw "Too many popStyle() without enough pushStyle()"; }; p.year = function() { return (new Date).getFullYear() }; p.month = function() { return (new Date).getMonth() + 1 }; p.day = function() { return (new Date).getDate() }; p.hour = function() { return (new Date).getHours() }; p.minute = function() { return (new Date).getMinutes() }; p.second = function() { return (new Date).getSeconds() }; p.millis = function() { return Date.now() - start }; function redrawHelper() { var sec = (Date.now() - timeSinceLastFPS) / 1E3; framesSinceLastFPS++; var fps = framesSinceLastFPS / sec; if (sec > 0.5) { timeSinceLastFPS = Date.now(); framesSinceLastFPS = 0; p.__frameRate = fps } p.frameCount++ } Drawing2D.prototype.redraw = function() { redrawHelper(); curContext.lineWidth = lineWidth; var pmouseXLastEvent = p.pmouseX, pmouseYLastEvent = p.pmouseY; p.pmouseX = pmouseXLastFrame; p.pmouseY = pmouseYLastFrame; saveContext(); p.draw(); restoreContext(); pmouseXLastFrame = p.mouseX; pmouseYLastFrame = p.mouseY; p.pmouseX = pmouseXLastEvent; p.pmouseY = pmouseYLastEvent }; Drawing3D.prototype.redraw = function() { redrawHelper(); var pmouseXLastEvent = p.pmouseX, pmouseYLastEvent = p.pmouseY; p.pmouseX = pmouseXLastFrame; p.pmouseY = pmouseYLastFrame; curContext.clear(curContext.DEPTH_BUFFER_BIT); curContextCache = { attributes: {}, locations: {} }; p.noLights(); p.lightFalloff(1, 0, 0); p.shininess(1); p.ambient(255, 255, 255); p.specular(0, 0, 0); p.emissive(0, 0, 0); p.camera(); p.draw(); pmouseXLastFrame = p.mouseX; pmouseYLastFrame = p.mouseY; p.pmouseX = pmouseXLastEvent; p.pmouseY = pmouseYLastEvent }; p.noLoop = function() { doLoop = false; loopStarted = false; clearInterval(looping); curSketch.onPause() }; p.loop = function() { if (loopStarted) return; timeSinceLastFPS = Date.now(); framesSinceLastFPS = 0; looping = window.setInterval(function() { try { curSketch.onFrameStart(); p.redraw(); curSketch.onFrameEnd() } catch(e_loop) { window.clearInterval(looping); throw e_loop; } }, curMsPerFrame); doLoop = true; loopStarted = true; curSketch.onLoop() }; p.frameRate = function(aRate) { curFrameRate = aRate; curMsPerFrame = 1E3 / curFrameRate; if (doLoop) { p.noLoop(); p.loop() } }; var eventHandlers = []; function attachEventHandler(elem, type, fn) { if (elem.addEventListener) elem.addEventListener(type, fn, false); else elem.attachEvent("on" + type, fn); eventHandlers.push({ elem: elem, type: type, fn: fn }) } function detachEventHandler(eventHandler) { var elem = eventHandler.elem, type = eventHandler.type, fn = eventHandler.fn; if (elem.removeEventListener) elem.removeEventListener(type, fn, false); else if (elem.detachEvent) elem.detachEvent("on" + type, fn) } p.exit = function() { window.clearInterval(looping); removeInstance(p.externals.canvas.id); delete curElement.onmousedown; for (var lib in Processing.lib) if (Processing.lib.hasOwnProperty(lib)) if (Processing.lib[lib].hasOwnProperty("detach")) Processing.lib[lib].detach(p); var i = eventHandlers.length; while (i--) detachEventHandler(eventHandlers[i]); curSketch.onExit() }; p.cursor = function() { if (arguments.length > 1 || arguments.length === 1 && arguments[0] instanceof p.PImage) { var image = arguments[0], x, y; if (arguments.length >= 3) { x = arguments[1]; y = arguments[2]; if (x < 0 || y < 0 || y >= image.height || x >= image.width) throw "x and y must be non-negative and less than the dimensions of the image"; } else { x = image.width >>> 1; y = image.height >>> 1 } var imageDataURL = image.toDataURL(); var style = 'url("' + imageDataURL + '") ' + x + " " + y + ", default"; curCursor = curElement.style.cursor = style } else if (arguments.length === 1) { var mode = arguments[0]; curCursor = curElement.style.cursor = mode } else curCursor = curElement.style.cursor = oldCursor }; p.noCursor = function() { curCursor = curElement.style.cursor = PConstants.NOCURSOR }; p.link = function(href, target) { if (target !== undef) window.open(href, target); else window.location = href }; p.beginDraw = nop; p.endDraw = nop; Drawing2D.prototype.toImageData = function(x, y, w, h) { x = x !== undef ? x : 0; y = y !== undef ? y : 0; w = w !== undef ? w : p.width; h = h !== undef ? h : p.height; return curContext.getImageData(x, y, w, h) }; Drawing3D.prototype.toImageData = function(x, y, w, h) { x = x !== undef ? x : 0; y = y !== undef ? y : 0; w = w !== undef ? w : p.width; h = h !== undef ? h : p.height; var c = document.createElement("canvas"), ctx = c.getContext("2d"), obj = ctx.createImageData(w, h), uBuff = new Uint8Array(w * h * 4); curContext.readPixels(x, y, w, h, curContext.RGBA, curContext.UNSIGNED_BYTE, uBuff); for (var i = 0, ul = uBuff.length, obj_data = obj.data; i < ul; i++) obj_data[i] = uBuff[(h - 1 - Math.floor(i / 4 / w)) * w * 4 + i % (w * 4)]; return obj }; p.status = function(text) { window.status = text }; p.binary = function(num, numBits) { var bit; if (numBits > 0) bit = numBits; else if (num instanceof Char) { bit = 16; num |= 0 } else { bit = 32; while (bit > 1 && !(num >>> bit - 1 & 1)) bit-- } var result = ""; while (bit > 0) result += num >>> --bit & 1 ? "1" : "0"; return result }; p.unbinary = function(binaryString) { var i = binaryString.length - 1, mask = 1, result = 0; while (i >= 0) { var ch = binaryString[i--]; if (ch !== "0" && ch !== "1") throw "the value passed into unbinary was not an 8 bit binary number"; if (ch === "1") result += mask; mask <<= 1 } return result }; function nfCoreScalar(value, plus, minus, leftDigits, rightDigits, group) { var sign = value < 0 ? minus : plus; var autoDetectDecimals = rightDigits === 0; var rightDigitsOfDefault = rightDigits === undef || rightDigits < 0 ? 0 : rightDigits; var absValue = Math.abs(value); if (autoDetectDecimals) { rightDigitsOfDefault = 1; absValue *= 10; while (Math.abs(Math.round(absValue) - absValue) > 1.0E-6 && rightDigitsOfDefault < 7) { ++rightDigitsOfDefault; absValue *= 10 } } else if (rightDigitsOfDefault !== 0) absValue *= Math.pow(10, rightDigitsOfDefault); var number, doubled = absValue * 2; if (Math.floor(absValue) === absValue) number = absValue; else if (Math.floor(doubled) === doubled) { var floored = Math.floor(absValue); number = floored + floored % 2 } else number = Math.round(absValue); var buffer = ""; var totalDigits = leftDigits + rightDigitsOfDefault; while (totalDigits > 0 || number > 0) { totalDigits--; buffer = "" + number % 10 + buffer; number = Math.floor(number / 10) } if (group !== undef) { var i = buffer.length - 3 - rightDigitsOfDefault; while (i > 0) { buffer = buffer.substring(0, i) + group + buffer.substring(i); i -= 3 } } if (rightDigitsOfDefault > 0) return sign + buffer.substring(0, buffer.length - rightDigitsOfDefault) + "." + buffer.substring(buffer.length - rightDigitsOfDefault, buffer.length); return sign + buffer } function nfCore(value, plus, minus, leftDigits, rightDigits, group) { if (value instanceof Array) { var arr = []; for (var i = 0, len = value.length; i < len; i++) arr.push(nfCoreScalar(value[i], plus, minus, leftDigits, rightDigits, group)); return arr } return nfCoreScalar(value, plus, minus, leftDigits, rightDigits, group) } p.nf = function(value, leftDigits, rightDigits) { return nfCore(value, "", "-", leftDigits, rightDigits) }; p.nfs = function(value, leftDigits, rightDigits) { return nfCore(value, " ", "-", leftDigits, rightDigits) }; p.nfp = function(value, leftDigits, rightDigits) { return nfCore(value, "+", "-", leftDigits, rightDigits) }; p.nfc = function(value, leftDigits, rightDigits) { return nfCore(value, "", "-", leftDigits, rightDigits, ",") }; var decimalToHex = function(d, padding) { padding = padding === undef || padding === null ? padding = 8 : padding; if (d < 0) d = 4294967295 + d + 1; var hex = Number(d).toString(16).toUpperCase(); while (hex.length < padding) hex = "0" + hex; if (hex.length >= padding) hex = hex.substring(hex.length - padding, hex.length); return hex }; p.hex = function(value, len) { if (arguments.length === 1) if (value instanceof Char) len = 4; else len = 8; return decimalToHex(value, len) }; function unhexScalar(hex) { var value = parseInt("0x" + hex, 16); if (value > 2147483647) value -= 4294967296; return value } p.unhex = function(hex) { if (hex instanceof Array) { var arr = []; for (var i = 0; i < hex.length; i++) arr.push(unhexScalar(hex[i])); return arr } return unhexScalar(hex) }; p.loadStrings = function(filename) { if (localStorage[filename]) return localStorage[filename].split("\n"); var filecontent = ajax(filename); if (typeof filecontent !== "string" || filecontent === "") return []; filecontent = filecontent.replace(/(\r\n?)/g, "\n").replace(/\n$/, ""); return filecontent.split("\n") }; p.saveStrings = function(filename, strings) { localStorage[filename] = strings.join("\n") }; p.loadBytes = function(url) { var string = ajax(url); var ret = []; for (var i = 0; i < string.length; i++) ret.push(string.charCodeAt(i)); return ret }; function removeFirstArgument(args) { return Array.prototype.slice.call(args, 1) } p.matchAll = function(aString, aRegExp) { var results = [], latest; var regexp = new RegExp(aRegExp, "g"); while ((latest = regexp.exec(aString)) !== null) { results.push(latest); if (latest[0].length === 0)++regexp.lastIndex } return results.length > 0 ? results : null }; p.__contains = function(subject, subStr) { if (typeof subject !== "string") return subject.contains.apply(subject, removeFirstArgument(arguments)); return subject !== null && subStr !== null && typeof subStr === "string" && subject.indexOf(subStr) > -1 }; p.__replaceAll = function(subject, regex, replacement) { if (typeof subject !== "string") return subject.replaceAll.apply(subject, removeFirstArgument(arguments)); return subject.replace(new RegExp(regex, "g"), replacement) }; p.__replaceFirst = function(subject, regex, replacement) { if (typeof subject !== "string") return subject.replaceFirst.apply(subject, removeFirstArgument(arguments)); return subject.replace(new RegExp(regex, ""), replacement) }; p.__replace = function(subject, what, replacement) { if (typeof subject !== "string") return subject.replace.apply(subject, removeFirstArgument(arguments)); if (what instanceof RegExp) return subject.replace(what, replacement); if (typeof what !== "string") what = what.toString(); if (what === "") return subject; var i = subject.indexOf(what); if (i < 0) return subject; var j = 0, result = ""; do { result += subject.substring(j, i) + replacement; j = i + what.length } while ((i = subject.indexOf(what, j)) >= 0); return result + subject.substring(j) }; p.__equals = function(subject, other) { if (subject.equals instanceof Function) return subject.equals.apply(subject, removeFirstArgument(arguments)); return subject.valueOf() === other.valueOf() }; p.__equalsIgnoreCase = function(subject, other) { if (typeof subject !== "string") return subject.equalsIgnoreCase.apply(subject, removeFirstArgument(arguments)); return subject.toLowerCase() === other.toLowerCase() }; p.__toCharArray = function(subject) { if (typeof subject !== "string") return subject.toCharArray.apply(subject, removeFirstArgument(arguments)); var chars = []; for (var i = 0, len = subject.length; i < len; ++i) chars[i] = new Char(subject.charAt(i)); return chars }; p.__split = function(subject, regex, limit) { if (typeof subject !== "string") return subject.split.apply(subject, removeFirstArgument(arguments)); var pattern = new RegExp(regex); if (limit === undef || limit < 1) return subject.split(pattern); var result = [], currSubject = subject, pos; while ((pos = currSubject.search(pattern)) !== -1 && result.length < limit - 1) { var match = pattern.exec(currSubject).toString(); result.push(currSubject.substring(0, pos)); currSubject = currSubject.substring(pos + match.length) } if (pos !== -1 || currSubject !== "") result.push(currSubject); return result }; p.__codePointAt = function(subject, idx) { var code = subject.charCodeAt(idx), hi, low; if (55296 <= code && code <= 56319) { hi = code; low = subject.charCodeAt(idx + 1); return (hi - 55296) * 1024 + (low - 56320) + 65536 } return code }; p.match = function(str, regexp) { return str.match(regexp) }; p.__matches = function(str, regexp) { return (new RegExp(regexp)).test(str) }; p.__startsWith = function(subject, prefix, toffset) { if (typeof subject !== "string") return subject.startsWith.apply(subject, removeFirstArgument(arguments)); toffset = toffset || 0; if (toffset < 0 || toffset > subject.length) return false; return prefix === "" || prefix === subject ? true : subject.indexOf(prefix) === toffset }; p.__endsWith = function(subject, suffix) { if (typeof subject !== "string") return subject.endsWith.apply(subject, removeFirstArgument(arguments)); var suffixLen = suffix ? suffix.length : 0; return suffix === "" || suffix === subject ? true : subject.indexOf(suffix) === subject.length - suffixLen }; p.__hashCode = function(subject) { if (subject.hashCode instanceof Function) return subject.hashCode.apply(subject, removeFirstArgument(arguments)); return virtHashCode(subject) }; p.__printStackTrace = function(subject) { p.println("Exception: " + subject.toString()) }; var logBuffer = []; p.println = function(message) { var bufferLen = logBuffer.length; if (bufferLen) { Processing.logger.log(logBuffer.join("")); logBuffer.length = 0 } if (arguments.length === 0 && bufferLen === 0) Processing.logger.log(""); else if (arguments.length !== 0) Processing.logger.log(message) }; p.print = function(message) { logBuffer.push(message) }; p.str = function(val) { if (val instanceof Array) { var arr = []; for (var i = 0; i < val.length; i++) arr.push(val[i].toString() + ""); return arr } return val.toString() + "" }; p.trim = function(str) { if (str instanceof Array) { var arr = []; for (var i = 0; i < str.length; i++) arr.push(str[i].replace(/^\s*/, "").replace(/\s*$/, "").replace(/\r*$/, "")); return arr } return str.replace(/^\s*/, "").replace(/\s*$/, "").replace(/\r*$/, "") }; function booleanScalar(val) { if (typeof val === "number") return val !== 0; if (typeof val === "boolean") return val; if (typeof val === "string") return val.toLowerCase() === "true"; if (val instanceof Char) return val.code === 49 || val.code === 84 || val.code === 116 } p.parseBoolean = function(val) { if (val instanceof Array) { var ret = []; for (var i = 0; i < val.length; i++) ret.push(booleanScalar(val[i])); return ret } return booleanScalar(val) }; p.parseByte = function(what) { if (what instanceof Array) { var bytes = []; for (var i = 0; i < what.length; i++) bytes.push(0 - (what[i] & 128) | what[i] & 127); return bytes } return 0 - (what & 128) | what & 127 }; p.parseChar = function(key) { if (typeof key === "number") return new Char(String.fromCharCode(key & 65535)); if (key instanceof Array) { var ret = []; for (var i = 0; i < key.length; i++) ret.push(new Char(String.fromCharCode(key[i] & 65535))); return ret } throw "char() may receive only one argument of type int, byte, int[], or byte[]."; }; function floatScalar(val) { if (typeof val === "number") return val; if (typeof val === "boolean") return val ? 1 : 0; if (typeof val === "string") return parseFloat(val); if (val instanceof Char) return val.code } p.parseFloat = function(val) { if (val instanceof Array) { var ret = []; for (var i = 0; i < val.length; i++) ret.push(floatScalar(val[i])); return ret } return floatScalar(val) }; function intScalar(val, radix) { if (typeof val === "number") return val & 4294967295; if (typeof val === "boolean") return val ? 1 : 0; if (typeof val === "string") { var number = parseInt(val, radix || 10); return number & 4294967295 } if (val instanceof Char) return val.code } p.parseInt = function(val, radix) { if (val instanceof Array) { var ret = []; for (var i = 0; i < val.length; i++) if (typeof val[i] === "string" && !/^\s*[+\-]?\d+\s*$/.test(val[i])) ret.push(0); else ret.push(intScalar(val[i], radix)); return ret } return intScalar(val, radix) }; p.__int_cast = function(val) { return 0 | val }; p.__instanceof = function(obj, type) { if (typeof type !== "function") throw "Function is expected as type argument for instanceof operator"; if (typeof obj === "string") return type === Object || type === String; if (obj instanceof type) return true; if (typeof obj !== "object" || obj === null) return false; var objType = obj.constructor; if (type.$isInterface) { var interfaces = []; while (objType) { if (objType.$interfaces) interfaces = interfaces.concat(objType.$interfaces); objType = objType.$base } while (interfaces.length > 0) { var i = interfaces.shift(); if (i === type) return true; if (i.$interfaces) interfaces = interfaces.concat(i.$interfaces) } return false } while (objType.hasOwnProperty("$base")) { objType = objType.$base; if (objType === type) return true } return false }; p.abs = Math.abs; p.ceil = Math.ceil; p.constrain = function(aNumber, aMin, aMax) { return aNumber > aMax ? aMax : aNumber < aMin ? aMin : aNumber }; p.dist = function() { var dx, dy, dz; if (arguments.length === 4) { dx = arguments[0] - arguments[2]; dy = arguments[1] - arguments[3]; return Math.sqrt(dx * dx + dy * dy) } if (arguments.length === 6) { dx = arguments[0] - arguments[3]; dy = arguments[1] - arguments[4]; dz = arguments[2] - arguments[5]; return Math.sqrt(dx * dx + dy * dy + dz * dz) } }; p.exp = Math.exp; p.floor = Math.floor; p.lerp = function(value1, value2, amt) { return (value2 - value1) * amt + value1 }; p.log = Math.log; p.mag = function(a, b, c) { if (c) return Math.sqrt(a * a + b * b + c * c); return Math.sqrt(a * a + b * b) }; p.map = function(value, istart, istop, ostart, ostop) { return ostart + (ostop - ostart) * ((value - istart) / (istop - istart)) }; p.max = function() { if (arguments.length === 2) return arguments[0] < arguments[1] ? arguments[1] : arguments[0]; var numbers = arguments.length === 1 ? arguments[0] : arguments; if (! ("length" in numbers && numbers.length > 0)) throw "Non-empty array is expected"; var max = numbers[0], count = numbers.length; for (var i = 1; i < count; ++i) if (max < numbers[i]) max = numbers[i]; return max }; p.min = function() { if (arguments.length === 2) return arguments[0] < arguments[1] ? arguments[0] : arguments[1]; var numbers = arguments.length === 1 ? arguments[0] : arguments; if (! ("length" in numbers && numbers.length > 0)) throw "Non-empty array is expected"; var min = numbers[0], count = numbers.length; for (var i = 1; i < count; ++i) if (min > numbers[i]) min = numbers[i]; return min }; p.norm = function(aNumber, low, high) { return (aNumber - low) / (high - low) }; p.pow = Math.pow; p.round = Math.round; p.sq = function(aNumber) { return aNumber * aNumber }; p.sqrt = Math.sqrt; p.acos = Math.acos; p.asin = Math.asin; p.atan = Math.atan; p.atan2 = Math.atan2; p.cos = Math.cos; p.degrees = function(aAngle) { return aAngle * 180 / Math.PI }; p.radians = function(aAngle) { return aAngle / 180 * Math.PI }; p.sin = Math.sin; p.tan = Math.tan; var currentRandom = Math.random; p.random = function() { if (arguments.length === 0) return currentRandom(); if (arguments.length === 1) return currentRandom() * arguments[0]; var aMin = arguments[0], aMax = arguments[1]; return currentRandom() * (aMax - aMin) + aMin }; function Marsaglia(i1, i2) { var z = i1 || 362436069, w = i2 || 521288629; var nextInt = function() { z = 36969 * (z & 65535) + (z >>> 16) & 4294967295; w = 18E3 * (w & 65535) + (w >>> 16) & 4294967295; return ((z & 65535) << 16 | w & 65535) & 4294967295 }; this.nextDouble = function() { var i = nextInt() / 4294967296; return i < 0 ? 1 + i : i }; this.nextInt = nextInt } Marsaglia.createRandomized = function() { var now = new Date; return new Marsaglia(now / 6E4 & 4294967295, now & 4294967295) }; p.randomSeed = function(seed) { currentRandom = (new Marsaglia(seed)).nextDouble }; p.Random = function(seed) { var haveNextNextGaussian = false, nextNextGaussian, random; this.nextGaussian = function() { if (haveNextNextGaussian) { haveNextNextGaussian = false; return nextNextGaussian } var v1, v2, s; do { v1 = 2 * random() - 1; v2 = 2 * random() - 1; s = v1 * v1 + v2 * v2 } while (s >= 1 || s === 0); var multiplier = Math.sqrt(-2 * Math.log(s) / s); nextNextGaussian = v2 * multiplier; haveNextNextGaussian = true; return v1 * multiplier }; random = seed === undef ? Math.random : (new Marsaglia(seed)).nextDouble }; function PerlinNoise(seed) { var rnd = seed !== undef ? new Marsaglia(seed) : Marsaglia.createRandomized(); var i, j; var perm = new Uint8Array(512); for (i = 0; i < 256; ++i) perm[i] = i; for (i = 0; i < 256; ++i) { var t = perm[j = rnd.nextInt() & 255]; perm[j] = perm[i]; perm[i] = t } for (i = 0; i < 256; ++i) perm[i + 256] = perm[i]; function grad3d(i, x, y, z) { var h = i & 15; var u = h < 8 ? x : y, v = h < 4 ? y : h === 12 || h === 14 ? x : z; return ((h & 1) === 0 ? u : -u) + ((h & 2) === 0 ? v : -v) } function grad2d(i, x, y) { var v = (i & 1) === 0 ? x : y; return (i & 2) === 0 ? -v : v } function grad1d(i, x) { return (i & 1) === 0 ? -x : x } function lerp(t, a, b) { return a + t * (b - a) } this.noise3d = function(x, y, z) { var X = Math.floor(x) & 255, Y = Math.floor(y) & 255, Z = Math.floor(z) & 255; x -= Math.floor(x); y -= Math.floor(y); z -= Math.floor(z); var fx = (3 - 2 * x) * x * x, fy = (3 - 2 * y) * y * y, fz = (3 - 2 * z) * z * z; var p0 = perm[X] + Y, p00 = perm[p0] + Z, p01 = perm[p0 + 1] + Z, p1 = perm[X + 1] + Y, p10 = perm[p1] + Z, p11 = perm[p1 + 1] + Z; return lerp(fz, lerp(fy, lerp(fx, grad3d(perm[p00], x, y, z), grad3d(perm[p10], x - 1, y, z)), lerp(fx, grad3d(perm[p01], x, y - 1, z), grad3d(perm[p11], x - 1, y - 1, z))), lerp(fy, lerp(fx, grad3d(perm[p00 + 1], x, y, z - 1), grad3d(perm[p10 + 1], x - 1, y, z - 1)), lerp(fx, grad3d(perm[p01 + 1], x, y - 1, z - 1), grad3d(perm[p11 + 1], x - 1, y - 1, z - 1)))) }; this.noise2d = function(x, y) { var X = Math.floor(x) & 255, Y = Math.floor(y) & 255; x -= Math.floor(x); y -= Math.floor(y); var fx = (3 - 2 * x) * x * x, fy = (3 - 2 * y) * y * y; var p0 = perm[X] + Y, p1 = perm[X + 1] + Y; return lerp(fy, lerp(fx, grad2d(perm[p0], x, y), grad2d(perm[p1], x - 1, y)), lerp(fx, grad2d(perm[p0 + 1], x, y - 1), grad2d(perm[p1 + 1], x - 1, y - 1))) }; this.noise1d = function(x) { var X = Math.floor(x) & 255; x -= Math.floor(x); var fx = (3 - 2 * x) * x * x; return lerp(fx, grad1d(perm[X], x), grad1d(perm[X + 1], x - 1)) } } var noiseProfile = { generator: undef, octaves: 4, fallout: 0.5, seed: undef }; p.noise = function(x, y, z) { if (noiseProfile.generator === undef) noiseProfile.generator = new PerlinNoise(noiseProfile.seed); var generator = noiseProfile.generator; var effect = 1, k = 1, sum = 0; for (var i = 0; i < noiseProfile.octaves; ++i) { effect *= noiseProfile.fallout; switch (arguments.length) { case 1: sum += effect * (1 + generator.noise1d(k * x)) / 2; break; case 2: sum += effect * (1 + generator.noise2d(k * x, k * y)) / 2; break; case 3: sum += effect * (1 + generator.noise3d(k * x, k * y, k * z)) / 2; break } k *= 2 } return sum }; p.noiseDetail = function(octaves, fallout) { noiseProfile.octaves = octaves; if (fallout !== undef) noiseProfile.fallout = fallout }; p.noiseSeed = function(seed) { noiseProfile.seed = seed; noiseProfile.generator = undef }; DrawingShared.prototype.size = function(aWidth, aHeight, aMode) { if (doStroke) p.stroke(0); if (doFill) p.fill(255); var savedProperties = { fillStyle: curContext.fillStyle, strokeStyle: curContext.strokeStyle, lineCap: curContext.lineCap, lineJoin: curContext.lineJoin }; if (curElement.style.length > 0) { curElement.style.removeProperty("width"); curElement.style.removeProperty("height") } curElement.width = p.width = aWidth || 100; curElement.height = p.height = aHeight || 100; for (var prop in savedProperties) if (savedProperties.hasOwnProperty(prop)) curContext[prop] = savedProperties[prop]; p.textFont(curTextFont); p.background(); maxPixelsCached = Math.max(1E3, aWidth * aHeight * 0.05); p.externals.context = curContext; for (var i = 0; i < 720; i++) { sinLUT[i] = p.sin(i * (Math.PI / 180) * 0.5); cosLUT[i] = p.cos(i * (Math.PI / 180) * 0.5) } }; Drawing2D.prototype.size = function(aWidth, aHeight, aMode) { if (curContext === undef) { curContext = curElement.getContext("2d"); userMatrixStack = new PMatrixStack; userReverseMatrixStack = new PMatrixStack; modelView = new PMatrix2D; modelViewInv = new PMatrix2D } DrawingShared.prototype.size.apply(this, arguments) }; Drawing3D.prototype.size = function() { var size3DCalled = false; return function size(aWidth, aHeight, aMode) { if (size3DCalled) throw "Multiple calls to size() for 3D renders are not allowed."; size3DCalled = true; function getGLContext(canvas) { var ctxNames = ["experimental-webgl", "webgl", "webkit-3d"], gl; for (var i = 0, l = ctxNames.length; i < l; i++) { gl = canvas.getContext(ctxNames[i], { antialias: false, preserveDrawingBuffer: true }); if (gl) break } return gl } try { curElement.width = p.width = aWidth || 100; curElement.height = p.height = aHeight || 100; curContext = getGLContext(curElement); canTex = curContext.createTexture(); textTex = curContext.createTexture() } catch(e_size) { Processing.debug(e_size) } if (!curContext) throw "WebGL context is not supported on this browser."; curContext.viewport(0, 0, curElement.width, curElement.height); curContext.enable(curContext.DEPTH_TEST); curContext.enable(curContext.BLEND); curContext.blendFunc(curContext.SRC_ALPHA, curContext.ONE_MINUS_SRC_ALPHA); programObject2D = createProgramObject(curContext, vertexShaderSrc2D, fragmentShaderSrc2D); programObjectUnlitShape = createProgramObject(curContext, vertexShaderSrcUnlitShape, fragmentShaderSrcUnlitShape); p.strokeWeight(1); programObject3D = createProgramObject(curContext, vertexShaderSrc3D, fragmentShaderSrc3D); curContext.useProgram(programObject3D); uniformi("usingTexture3d", programObject3D, "usingTexture", usingTexture); p.lightFalloff(1, 0, 0); p.shininess(1); p.ambient(255, 255, 255); p.specular(0, 0, 0); p.emissive(0, 0, 0); boxBuffer = curContext.createBuffer(); curContext.bindBuffer(curContext.ARRAY_BUFFER, boxBuffer); curContext.bufferData(curContext.ARRAY_BUFFER, boxVerts, curContext.STATIC_DRAW); boxNormBuffer = curContext.createBuffer(); curContext.bindBuffer(curContext.ARRAY_BUFFER, boxNormBuffer); curContext.bufferData(curContext.ARRAY_BUFFER, boxNorms, curContext.STATIC_DRAW); boxOutlineBuffer = curContext.createBuffer(); curContext.bindBuffer(curContext.ARRAY_BUFFER, boxOutlineBuffer); curContext.bufferData(curContext.ARRAY_BUFFER, boxOutlineVerts, curContext.STATIC_DRAW); rectBuffer = curContext.createBuffer(); curContext.bindBuffer(curContext.ARRAY_BUFFER, rectBuffer); curContext.bufferData(curContext.ARRAY_BUFFER, rectVerts, curContext.STATIC_DRAW); rectNormBuffer = curContext.createBuffer(); curContext.bindBuffer(curContext.ARRAY_BUFFER, rectNormBuffer); curContext.bufferData(curContext.ARRAY_BUFFER, rectNorms, curContext.STATIC_DRAW); sphereBuffer = curContext.createBuffer(); lineBuffer = curContext.createBuffer(); fillBuffer = curContext.createBuffer(); fillColorBuffer = curContext.createBuffer(); strokeColorBuffer = curContext.createBuffer(); shapeTexVBO = curContext.createBuffer(); pointBuffer = curContext.createBuffer(); curContext.bindBuffer(curContext.ARRAY_BUFFER, pointBuffer); curContext.bufferData(curContext.ARRAY_BUFFER, new Float32Array([0, 0, 0]), curContext.STATIC_DRAW); textBuffer = curContext.createBuffer(); curContext.bindBuffer(curContext.ARRAY_BUFFER, textBuffer); curContext.bufferData(curContext.ARRAY_BUFFER, new Float32Array([1, 1, 0, -1, 1, 0, -1, -1, 0, 1, -1, 0]), curContext.STATIC_DRAW); textureBuffer = curContext.createBuffer(); curContext.bindBuffer(curContext.ARRAY_BUFFER, textureBuffer); curContext.bufferData(curContext.ARRAY_BUFFER, new Float32Array([0, 0, 1, 0, 1, 1, 0, 1]), curContext.STATIC_DRAW); indexBuffer = curContext.createBuffer(); curContext.bindBuffer(curContext.ELEMENT_ARRAY_BUFFER, indexBuffer); curContext.bufferData(curContext.ELEMENT_ARRAY_BUFFER, new Uint16Array([0, 1, 2, 2, 3, 0]), curContext.STATIC_DRAW); cam = new PMatrix3D; cameraInv = new PMatrix3D; modelView = new PMatrix3D; modelViewInv = new PMatrix3D; projection = new PMatrix3D; p.camera(); p.perspective(); userMatrixStack = new PMatrixStack; userReverseMatrixStack = new PMatrixStack; curveBasisMatrix = new PMatrix3D; curveToBezierMatrix = new PMatrix3D; curveDrawMatrix = new PMatrix3D; bezierDrawMatrix = new PMatrix3D; bezierBasisInverse = new PMatrix3D; bezierBasisMatrix = new PMatrix3D; bezierBasisMatrix.set(-1, 3, -3, 1, 3, -6, 3, 0, -3, 3, 0, 0, 1, 0, 0, 0); DrawingShared.prototype.size.apply(this, arguments) } }(); Drawing2D.prototype.ambientLight = DrawingShared.prototype.a3DOnlyFunction; Drawing3D.prototype.ambientLight = function(r, g, b, x, y, z) { if (lightCount === 8) throw "can only create " + 8 + " lights"; var pos = new PVector(x, y, z); var view = new PMatrix3D; view.scale(1, -1, 1); view.apply(modelView.array()); view.mult(pos, pos); var col = color$4(r, g, b, 0); var normalizedCol = [((col >> 16) & 255) / 255, ((col >> 8) & 255) / 255, (col & 255) / 255]; curContext.useProgram(programObject3D); uniformf("uLights.color.3d." + lightCount, programObject3D, "uLights" + lightCount + ".color", normalizedCol); uniformf("uLights.position.3d." + lightCount, programObject3D, "uLights" + lightCount + ".position", pos.array()); uniformi("uLights.type.3d." + lightCount, programObject3D, "uLights" + lightCount + ".type", 0); uniformi("uLightCount3d", programObject3D, "uLightCount", ++lightCount) }; Drawing2D.prototype.directionalLight = DrawingShared.prototype.a3DOnlyFunction; Drawing3D.prototype.directionalLight = function(r, g, b, nx, ny, nz) { if (lightCount === 8) throw "can only create " + 8 + " lights"; curContext.useProgram(programObject3D); var mvm = new PMatrix3D; mvm.scale(1, -1, 1); mvm.apply(modelView.array()); mvm = mvm.array(); var dir = [mvm[0] * nx + mvm[4] * ny + mvm[8] * nz, mvm[1] * nx + mvm[5] * ny + mvm[9] * nz, mvm[2] * nx + mvm[6] * ny + mvm[10] * nz]; var col = color$4(r, g, b, 0); var normalizedCol = [((col >> 16) & 255) / 255, ((col >> 8) & 255) / 255, (col & 255) / 255]; uniformf("uLights.color.3d." + lightCount, programObject3D, "uLights" + lightCount + ".color", normalizedCol); uniformf("uLights.position.3d." + lightCount, programObject3D, "uLights" + lightCount + ".position", dir); uniformi("uLights.type.3d." + lightCount, programObject3D, "uLights" + lightCount + ".type", 1); uniformi("uLightCount3d", programObject3D, "uLightCount", ++lightCount) }; Drawing2D.prototype.lightFalloff = DrawingShared.prototype.a3DOnlyFunction; Drawing3D.prototype.lightFalloff = function(constant, linear, quadratic) { curContext.useProgram(programObject3D); uniformf("uFalloff3d", programObject3D, "uFalloff", [constant, linear, quadratic]) }; Drawing2D.prototype.lightSpecular = DrawingShared.prototype.a3DOnlyFunction; Drawing3D.prototype.lightSpecular = function(r, g, b) { var col = color$4(r, g, b, 0); var normalizedCol = [((col >> 16) & 255) / 255, ((col >> 8) & 255) / 255, (col & 255) / 255]; curContext.useProgram(programObject3D); uniformf("uSpecular3d", programObject3D, "uSpecular", normalizedCol) }; p.lights = function() { p.ambientLight(128, 128, 128); p.directionalLight(128, 128, 128, 0, 0, -1); p.lightFalloff(1, 0, 0); p.lightSpecular(0, 0, 0) }; Drawing2D.prototype.pointLight = DrawingShared.prototype.a3DOnlyFunction; Drawing3D.prototype.pointLight = function(r, g, b, x, y, z) { if (lightCount === 8) throw "can only create " + 8 + " lights"; var pos = new PVector(x, y, z); var view = new PMatrix3D; view.scale(1, -1, 1); view.apply(modelView.array()); view.mult(pos, pos); var col = color$4(r, g, b, 0); var normalizedCol = [((col >> 16) & 255) / 255, ((col >> 8) & 255) / 255, (col & 255) / 255]; curContext.useProgram(programObject3D); uniformf("uLights.color.3d." + lightCount, programObject3D, "uLights" + lightCount + ".color", normalizedCol); uniformf("uLights.position.3d." + lightCount, programObject3D, "uLights" + lightCount + ".position", pos.array()); uniformi("uLights.type.3d." + lightCount, programObject3D, "uLights" + lightCount + ".type", 2); uniformi("uLightCount3d", programObject3D, "uLightCount", ++lightCount) }; Drawing2D.prototype.noLights = DrawingShared.prototype.a3DOnlyFunction; Drawing3D.prototype.noLights = function() { lightCount = 0; curContext.useProgram(programObject3D); uniformi("uLightCount3d", programObject3D, "uLightCount", lightCount) }; Drawing2D.prototype.spotLight = DrawingShared.prototype.a3DOnlyFunction; Drawing3D.prototype.spotLight = function(r, g, b, x, y, z, nx, ny, nz, angle, concentration) { if (lightCount === 8) throw "can only create " + 8 + " lights"; curContext.useProgram(programObject3D); var pos = new PVector(x, y, z); var mvm = new PMatrix3D; mvm.scale(1, -1, 1); mvm.apply(modelView.array()); mvm.mult(pos, pos); mvm = mvm.array(); var dir = [mvm[0] * nx + mvm[4] * ny + mvm[8] * nz, mvm[1] * nx + mvm[5] * ny + mvm[9] * nz, mvm[2] * nx + mvm[6] * ny + mvm[10] * nz]; var col = color$4(r, g, b, 0); var normalizedCol = [((col >> 16) & 255) / 255, ((col >> 8) & 255) / 255, (col & 255) / 255]; uniformf("uLights.color.3d." + lightCount, programObject3D, "uLights" + lightCount + ".color", normalizedCol); uniformf("uLights.position.3d." + lightCount, programObject3D, "uLights" + lightCount + ".position", pos.array()); uniformf("uLights.direction.3d." + lightCount, programObject3D, "uLights" + lightCount + ".direction", dir); uniformf("uLights.concentration.3d." + lightCount, programObject3D, "uLights" + lightCount + ".concentration", concentration); uniformf("uLights.angle.3d." + lightCount, programObject3D, "uLights" + lightCount + ".angle", angle); uniformi("uLights.type.3d." + lightCount, programObject3D, "uLights" + lightCount + ".type", 3); uniformi("uLightCount3d", programObject3D, "uLightCount", ++lightCount) }; Drawing2D.prototype.beginCamera = function() { throw "beginCamera() is not available in 2D mode"; }; Drawing3D.prototype.beginCamera = function() { if (manipulatingCamera) throw "You cannot call beginCamera() again before calling endCamera()"; manipulatingCamera = true; modelView = cameraInv; modelViewInv = cam }; Drawing2D.prototype.endCamera = function() { throw "endCamera() is not available in 2D mode"; }; Drawing3D.prototype.endCamera = function() { if (!manipulatingCamera) throw "You cannot call endCamera() before calling beginCamera()"; modelView.set(cam); modelViewInv.set(cameraInv); manipulatingCamera = false }; p.camera = function(eyeX, eyeY, eyeZ, centerX, centerY, centerZ, upX, upY, upZ) { if (eyeX === undef) { cameraX = p.width / 2; cameraY = p.height / 2; cameraZ = cameraY / Math.tan(cameraFOV / 2); eyeX = cameraX; eyeY = cameraY; eyeZ = cameraZ; centerX = cameraX; centerY = cameraY; centerZ = 0; upX = 0; upY = 1; upZ = 0 } var z = new PVector(eyeX - centerX, eyeY - centerY, eyeZ - centerZ); var y = new PVector(upX, upY, upZ); z.normalize(); var x = PVector.cross(y, z); y = PVector.cross(z, x); x.normalize(); y.normalize(); var xX = x.x, xY = x.y, xZ = x.z; var yX = y.x, yY = y.y, yZ = y.z; var zX = z.x, zY = z.y, zZ = z.z; cam.set(xX, xY, xZ, 0, yX, yY, yZ, 0, zX, zY, zZ, 0, 0, 0, 0, 1); cam.translate(-eyeX, -eyeY, -eyeZ); cameraInv.reset(); cameraInv.invApply(xX, xY, xZ, 0, yX, yY, yZ, 0, zX, zY, zZ, 0, 0, 0, 0, 1); cameraInv.translate(eyeX, eyeY, eyeZ); modelView.set(cam); modelViewInv.set(cameraInv) }; p.perspective = function(fov, aspect, near, far) { if (arguments.length === 0) { cameraY = curElement.height / 2; cameraZ = cameraY / Math.tan(cameraFOV / 2); cameraNear = cameraZ / 10; cameraFar = cameraZ * 10; cameraAspect = p.width / p.height; fov = cameraFOV; aspect = cameraAspect; near = cameraNear; far = cameraFar } var yMax, yMin, xMax, xMin; yMax = near * Math.tan(fov / 2); yMin = -yMax; xMax = yMax * aspect; xMin = yMin * aspect; p.frustum(xMin, xMax, yMin, yMax, near, far) }; Drawing2D.prototype.frustum = function() { throw "Processing.js: frustum() is not supported in 2D mode"; }; Drawing3D.prototype.frustum = function(left, right, bottom, top, near, far) { frustumMode = true; projection = new PMatrix3D; projection.set(2 * near / (right - left), 0, (right + left) / (right - left), 0, 0, 2 * near / (top - bottom), (top + bottom) / (top - bottom), 0, 0, 0, -(far + near) / (far - near), -(2 * far * near) / (far - near), 0, 0, -1, 0); var proj = new PMatrix3D; proj.set(projection); proj.transpose(); curContext.useProgram(programObject2D); uniformMatrix("projection2d", programObject2D, "uProjection", false, proj.array()); curContext.useProgram(programObject3D); uniformMatrix("projection3d", programObject3D, "uProjection", false, proj.array()); curContext.useProgram(programObjectUnlitShape); uniformMatrix("uProjectionUS", programObjectUnlitShape, "uProjection", false, proj.array()) }; p.ortho = function(left, right, bottom, top, near, far) { if (arguments.length === 0) { left = 0; right = p.width; bottom = 0; top = p.height; near = -10; far = 10 } var x = 2 / (right - left); var y = 2 / (top - bottom); var z = -2 / (far - near); var tx = -(right + left) / (right - left); var ty = -(top + bottom) / (top - bottom); var tz = -(far + near) / (far - near); projection = new PMatrix3D; projection.set(x, 0, 0, tx, 0, y, 0, ty, 0, 0, z, tz, 0, 0, 0, 1); var proj = new PMatrix3D; proj.set(projection); proj.transpose(); curContext.useProgram(programObject2D); uniformMatrix("projection2d", programObject2D, "uProjection", false, proj.array()); curContext.useProgram(programObject3D); uniformMatrix("projection3d", programObject3D, "uProjection", false, proj.array()); curContext.useProgram(programObjectUnlitShape); uniformMatrix("uProjectionUS", programObjectUnlitShape, "uProjection", false, proj.array()); frustumMode = false }; p.printProjection = function() { projection.print() }; p.printCamera = function() { cam.print() }; Drawing2D.prototype.box = DrawingShared.prototype.a3DOnlyFunction; Drawing3D.prototype.box = function(w, h, d) { if (!h || !d) h = d = w; var model = new PMatrix3D; model.scale(w, h, d); var view = new PMatrix3D; view.scale(1, -1, 1); view.apply(modelView.array()); view.transpose(); if (doFill) { curContext.useProgram(programObject3D); uniformMatrix("model3d", programObject3D, "uModel", false, model.array()); uniformMatrix("view3d", programObject3D, "uView", false, view.array()); curContext.enable(curContext.POLYGON_OFFSET_FILL); curContext.polygonOffset(1, 1); uniformf("color3d", programObject3D, "uColor", fillStyle); if (lightCount > 0) { var v = new PMatrix3D; v.set(view); var m = new PMatrix3D; m.set(model); v.mult(m); var normalMatrix = new PMatrix3D; normalMatrix.set(v); normalMatrix.invert(); normalMatrix.transpose(); uniformMatrix("uNormalTransform3d", programObject3D, "uNormalTransform", false, normalMatrix.array()); vertexAttribPointer("aNormal3d", programObject3D, "aNormal", 3, boxNormBuffer) } else disableVertexAttribPointer("aNormal3d", programObject3D, "aNormal"); vertexAttribPointer("aVertex3d", programObject3D, "aVertex", 3, boxBuffer); disableVertexAttribPointer("aColor3d", programObject3D, "aColor"); disableVertexAttribPointer("aTexture3d", programObject3D, "aTexture"); curContext.drawArrays(curContext.TRIANGLES, 0, boxVerts.length / 3); curContext.disable(curContext.POLYGON_OFFSET_FILL) } if (lineWidth > 0 && doStroke) { curContext.useProgram(programObject2D); uniformMatrix("uModel2d", programObject2D, "uModel", false, model.array()); uniformMatrix("uView2d", programObject2D, "uView", false, view.array()); uniformf("uColor2d", programObject2D, "uColor", strokeStyle); uniformi("uIsDrawingText2d", programObject2D, "uIsDrawingText", false); vertexAttribPointer("vertex2d", programObject2D, "aVertex", 3, boxOutlineBuffer); disableVertexAttribPointer("aTextureCoord2d", programObject2D, "aTextureCoord"); curContext.drawArrays(curContext.LINES, 0, boxOutlineVerts.length / 3) } }; var initSphere = function() { var i; sphereVerts = []; for (i = 0; i < sphereDetailU; i++) { sphereVerts.push(0); sphereVerts.push(-1); sphereVerts.push(0); sphereVerts.push(sphereX[i]); sphereVerts.push(sphereY[i]); sphereVerts.push(sphereZ[i]) } sphereVerts.push(0); sphereVerts.push(-1); sphereVerts.push(0); sphereVerts.push(sphereX[0]); sphereVerts.push(sphereY[0]); sphereVerts.push(sphereZ[0]); var v1, v11, v2; var voff = 0; for (i = 2; i < sphereDetailV; i++) { v1 = v11 = voff; voff += sphereDetailU; v2 = voff; for (var j = 0; j < sphereDetailU; j++) { sphereVerts.push(sphereX[v1]); sphereVerts.push(sphereY[v1]); sphereVerts.push(sphereZ[v1++]); sphereVerts.push(sphereX[v2]); sphereVerts.push(sphereY[v2]); sphereVerts.push(sphereZ[v2++]) } v1 = v11; v2 = voff; sphereVerts.push(sphereX[v1]); sphereVerts.push(sphereY[v1]); sphereVerts.push(sphereZ[v1]); sphereVerts.push(sphereX[v2]); sphereVerts.push(sphereY[v2]); sphereVerts.push(sphereZ[v2]) } for (i = 0; i < sphereDetailU; i++) { v2 = voff + i; sphereVerts.push(sphereX[v2]); sphereVerts.push(sphereY[v2]); sphereVerts.push(sphereZ[v2]); sphereVerts.push(0); sphereVerts.push(1); sphereVerts.push(0) } sphereVerts.push(sphereX[voff]); sphereVerts.push(sphereY[voff]); sphereVerts.push(sphereZ[voff]); sphereVerts.push(0); sphereVerts.push(1); sphereVerts.push(0); curContext.bindBuffer(curContext.ARRAY_BUFFER, sphereBuffer); curContext.bufferData(curContext.ARRAY_BUFFER, new Float32Array(sphereVerts), curContext.STATIC_DRAW) }; p.sphereDetail = function(ures, vres) { var i; if (arguments.length === 1) ures = vres = arguments[0]; if (ures < 3) ures = 3; if (vres < 2) vres = 2; if (ures === sphereDetailU && vres === sphereDetailV) return; var delta = 720 / ures; var cx = new Float32Array(ures); var cz = new Float32Array(ures); for (i = 0; i < ures; i++) { cx[i] = cosLUT[i * delta % 720 | 0]; cz[i] = sinLUT[i * delta % 720 | 0] } var vertCount = ures * (vres - 1) + 2; var currVert = 0; sphereX = new Float32Array(vertCount); sphereY = new Float32Array(vertCount); sphereZ = new Float32Array(vertCount); var angle_step = 720 * 0.5 / vres; var angle = angle_step; for (i = 1; i < vres; i++) { var curradius = sinLUT[angle % 720 | 0]; var currY = -cosLUT[angle % 720 | 0]; for (var j = 0; j < ures; j++) { sphereX[currVert] = cx[j] * curradius; sphereY[currVert] = currY; sphereZ[currVert++] = cz[j] * curradius } angle += angle_step } sphereDetailU = ures; sphereDetailV = vres; initSphere() }; Drawing2D.prototype.sphere = DrawingShared.prototype.a3DOnlyFunction; Drawing3D.prototype.sphere = function() { var sRad = arguments[0]; if (sphereDetailU < 3 || sphereDetailV < 2) p.sphereDetail(30); var model = new PMatrix3D; model.scale(sRad, sRad, sRad); var view = new PMatrix3D; view.scale(1, -1, 1); view.apply(modelView.array()); view.transpose(); if (doFill) { if (lightCount > 0) { var v = new PMatrix3D; v.set(view); var m = new PMatrix3D; m.set(model); v.mult(m); var normalMatrix = new PMatrix3D; normalMatrix.set(v); normalMatrix.invert(); normalMatrix.transpose(); uniformMatrix("uNormalTransform3d", programObject3D, "uNormalTransform", false, normalMatrix.array()); vertexAttribPointer("aNormal3d", programObject3D, "aNormal", 3, sphereBuffer) } else disableVertexAttribPointer("aNormal3d", programObject3D, "aNormal"); curContext.useProgram(programObject3D); disableVertexAttribPointer("aTexture3d", programObject3D, "aTexture"); uniformMatrix("uModel3d", programObject3D, "uModel", false, model.array()); uniformMatrix("uView3d", programObject3D, "uView", false, view.array()); vertexAttribPointer("aVertex3d", programObject3D, "aVertex", 3, sphereBuffer); disableVertexAttribPointer("aColor3d", programObject3D, "aColor"); curContext.enable(curContext.POLYGON_OFFSET_FILL); curContext.polygonOffset(1, 1); uniformf("uColor3d", programObject3D, "uColor", fillStyle); curContext.drawArrays(curContext.TRIANGLE_STRIP, 0, sphereVerts.length / 3); curContext.disable(curContext.POLYGON_OFFSET_FILL) } if (lineWidth > 0 && doStroke) { curContext.useProgram(programObject2D); uniformMatrix("uModel2d", programObject2D, "uModel", false, model.array()); uniformMatrix("uView2d", programObject2D, "uView", false, view.array()); vertexAttribPointer("aVertex2d", programObject2D, "aVertex", 3, sphereBuffer); disableVertexAttribPointer("aTextureCoord2d", programObject2D, "aTextureCoord"); uniformf("uColor2d", programObject2D, "uColor", strokeStyle); uniformi("uIsDrawingText", programObject2D, "uIsDrawingText", false); curContext.drawArrays(curContext.LINE_STRIP, 0, sphereVerts.length / 3) } }; p.modelX = function(x, y, z) { var mv = modelView.array(); var ci = cameraInv.array(); var ax = mv[0] * x + mv[1] * y + mv[2] * z + mv[3]; var ay = mv[4] * x + mv[5] * y + mv[6] * z + mv[7]; var az = mv[8] * x + mv[9] * y + mv[10] * z + mv[11]; var aw = mv[12] * x + mv[13] * y + mv[14] * z + mv[15]; var ox = ci[0] * ax + ci[1] * ay + ci[2] * az + ci[3] * aw; var ow = ci[12] * ax + ci[13] * ay + ci[14] * az + ci[15] * aw; return ow !== 0 ? ox / ow : ox }; p.modelY = function(x, y, z) { var mv = modelView.array(); var ci = cameraInv.array(); var ax = mv[0] * x + mv[1] * y + mv[2] * z + mv[3]; var ay = mv[4] * x + mv[5] * y + mv[6] * z + mv[7]; var az = mv[8] * x + mv[9] * y + mv[10] * z + mv[11]; var aw = mv[12] * x + mv[13] * y + mv[14] * z + mv[15]; var oy = ci[4] * ax + ci[5] * ay + ci[6] * az + ci[7] * aw; var ow = ci[12] * ax + ci[13] * ay + ci[14] * az + ci[15] * aw; return ow !== 0 ? oy / ow : oy }; p.modelZ = function(x, y, z) { var mv = modelView.array(); var ci = cameraInv.array(); var ax = mv[0] * x + mv[1] * y + mv[2] * z + mv[3]; var ay = mv[4] * x + mv[5] * y + mv[6] * z + mv[7]; var az = mv[8] * x + mv[9] * y + mv[10] * z + mv[11]; var aw = mv[12] * x + mv[13] * y + mv[14] * z + mv[15]; var oz = ci[8] * ax + ci[9] * ay + ci[10] * az + ci[11] * aw; var ow = ci[12] * ax + ci[13] * ay + ci[14] * az + ci[15] * aw; return ow !== 0 ? oz / ow : oz }; Drawing2D.prototype.ambient = DrawingShared.prototype.a3DOnlyFunction; Drawing3D.prototype.ambient = function(v1, v2, v3) { curContext.useProgram(programObject3D); uniformi("uUsingMat3d", programObject3D, "uUsingMat", true); var col = p.color(v1, v2, v3); uniformf("uMaterialAmbient3d", programObject3D, "uMaterialAmbient", p.color.toGLArray(col).slice(0, 3)) }; Drawing2D.prototype.emissive = DrawingShared.prototype.a3DOnlyFunction; Drawing3D.prototype.emissive = function(v1, v2, v3) { curContext.useProgram(programObject3D); uniformi("uUsingMat3d", programObject3D, "uUsingMat", true); var col = p.color(v1, v2, v3); uniformf("uMaterialEmissive3d", programObject3D, "uMaterialEmissive", p.color.toGLArray(col).slice(0, 3)) }; Drawing2D.prototype.shininess = DrawingShared.prototype.a3DOnlyFunction; Drawing3D.prototype.shininess = function(shine) { curContext.useProgram(programObject3D); uniformi("uUsingMat3d", programObject3D, "uUsingMat", true); uniformf("uShininess3d", programObject3D, "uShininess", shine) }; Drawing2D.prototype.specular = DrawingShared.prototype.a3DOnlyFunction; Drawing3D.prototype.specular = function(v1, v2, v3) { curContext.useProgram(programObject3D); uniformi("uUsingMat3d", programObject3D, "uUsingMat", true); var col = p.color(v1, v2, v3); uniformf("uMaterialSpecular3d", programObject3D, "uMaterialSpecular", p.color.toGLArray(col).slice(0, 3)) }; p.screenX = function(x, y, z) { var mv = modelView.array(); if (mv.length === 16) { var ax = mv[0] * x + mv[1] * y + mv[2] * z + mv[3]; var ay = mv[4] * x + mv[5] * y + mv[6] * z + mv[7]; var az = mv[8] * x + mv[9] * y + mv[10] * z + mv[11]; var aw = mv[12] * x + mv[13] * y + mv[14] * z + mv[15]; var pj = projection.array(); var ox = pj[0] * ax + pj[1] * ay + pj[2] * az + pj[3] * aw; var ow = pj[12] * ax + pj[13] * ay + pj[14] * az + pj[15] * aw; if (ow !== 0) ox /= ow; return p.width * (1 + ox) / 2 } return modelView.multX(x, y) }; p.screenY = function screenY(x, y, z) { var mv = modelView.array(); if (mv.length === 16) { var ax = mv[0] * x + mv[1] * y + mv[2] * z + mv[3]; var ay = mv[4] * x + mv[5] * y + mv[6] * z + mv[7]; var az = mv[8] * x + mv[9] * y + mv[10] * z + mv[11]; var aw = mv[12] * x + mv[13] * y + mv[14] * z + mv[15]; var pj = projection.array(); var oy = pj[4] * ax + pj[5] * ay + pj[6] * az + pj[7] * aw; var ow = pj[12] * ax + pj[13] * ay + pj[14] * az + pj[15] * aw; if (ow !== 0) oy /= ow; return p.height * (1 + oy) / 2 } return modelView.multY(x, y) }; p.screenZ = function screenZ(x, y, z) { var mv = modelView.array(); if (mv.length !== 16) return 0; var pj = projection.array(); var ax = mv[0] * x + mv[1] * y + mv[2] * z + mv[3]; var ay = mv[4] * x + mv[5] * y + mv[6] * z + mv[7]; var az = mv[8] * x + mv[9] * y + mv[10] * z + mv[11]; var aw = mv[12] * x + mv[13] * y + mv[14] * z + mv[15]; var oz = pj[8] * ax + pj[9] * ay + pj[10] * az + pj[11] * aw; var ow = pj[12] * ax + pj[13] * ay + pj[14] * az + pj[15] * aw; if (ow !== 0) oz /= ow; return (oz + 1) / 2 }; DrawingShared.prototype.fill = function() { var color = p.color(arguments[0], arguments[1], arguments[2], arguments[3]); if (color === currentFillColor && doFill) return; doFill = true; currentFillColor = color }; Drawing2D.prototype.fill = function() { DrawingShared.prototype.fill.apply(this, arguments); isFillDirty = true }; Drawing3D.prototype.fill = function() { DrawingShared.prototype.fill.apply(this, arguments); fillStyle = p.color.toGLArray(currentFillColor) }; function executeContextFill() { if (doFill) { if (isFillDirty) { curContext.fillStyle = p.color.toString(currentFillColor); isFillDirty = false } curContext.fill() } } p.noFill = function() { doFill = false }; DrawingShared.prototype.stroke = function() { var color = p.color(arguments[0], arguments[1], arguments[2], arguments[3]); if (color === currentStrokeColor && doStroke) return; doStroke = true; currentStrokeColor = color }; Drawing2D.prototype.stroke = function() { DrawingShared.prototype.stroke.apply(this, arguments); isStrokeDirty = true }; Drawing3D.prototype.stroke = function() { DrawingShared.prototype.stroke.apply(this, arguments); strokeStyle = p.color.toGLArray(currentStrokeColor) }; function executeContextStroke() { if (doStroke) { if (isStrokeDirty) { curContext.strokeStyle = p.color.toString(currentStrokeColor); isStrokeDirty = false } curContext.stroke() } } p.noStroke = function() { doStroke = false }; DrawingShared.prototype.strokeWeight = function(w) { lineWidth = w }; Drawing2D.prototype.strokeWeight = function(w) { DrawingShared.prototype.strokeWeight.apply(this, arguments); curContext.lineWidth = w }; Drawing3D.prototype.strokeWeight = function(w) { DrawingShared.prototype.strokeWeight.apply(this, arguments); curContext.useProgram(programObject2D); uniformf("pointSize2d", programObject2D, "uPointSize", w); curContext.useProgram(programObjectUnlitShape); uniformf("pointSizeUnlitShape", programObjectUnlitShape, "uPointSize", w); curContext.lineWidth(w) }; p.strokeCap = function(value) { drawing.$ensureContext().lineCap = value }; p.strokeJoin = function(value) { drawing.$ensureContext().lineJoin = value }; Drawing2D.prototype.smooth = function() { renderSmooth = true; var style = curElement.style; style.setProperty("image-rendering", "optimizeQuality", "important"); style.setProperty("-ms-interpolation-mode", "bicubic", "important"); if (curContext.hasOwnProperty("mozImageSmoothingEnabled")) curContext.mozImageSmoothingEnabled = true }; Drawing3D.prototype.smooth = function() { renderSmooth = true }; Drawing2D.prototype.noSmooth = function() { renderSmooth = false; var style = curElement.style; style.setProperty("image-rendering", "optimizeSpeed", "important"); style.setProperty("image-rendering", "-moz-crisp-edges", "important"); style.setProperty("image-rendering", "-webkit-optimize-contrast", "important"); style.setProperty("image-rendering", "optimize-contrast", "important"); style.setProperty("-ms-interpolation-mode", "nearest-neighbor", "important"); if (curContext.hasOwnProperty("mozImageSmoothingEnabled")) curContext.mozImageSmoothingEnabled = false }; Drawing3D.prototype.noSmooth = function() { renderSmooth = false }; Drawing2D.prototype.point = function(x, y) { if (!doStroke) return; x = Math.round(x); y = Math.round(y); curContext.fillStyle = p.color.toString(currentStrokeColor); isFillDirty = true; if (lineWidth > 1) { curContext.beginPath(); curContext.arc(x, y, lineWidth / 2, 0, 6.283185307179586, false); curContext.fill() } else curContext.fillRect(x, y, 1, 1) }; Drawing3D.prototype.point = function(x, y, z) { var model = new PMatrix3D; model.translate(x, y, z || 0); model.transpose(); var view = new PMatrix3D; view.scale(1, -1, 1); view.apply(modelView.array()); view.transpose(); curContext.useProgram(programObject2D); uniformMatrix("uModel2d", programObject2D, "uModel", false, model.array()); uniformMatrix("uView2d", programObject2D, "uView", false, view.array()); if (lineWidth > 0 && doStroke) { uniformf("uColor2d", programObject2D, "uColor", strokeStyle); uniformi("uIsDrawingText2d", programObject2D, "uIsDrawingText", false); uniformi("uSmooth2d", programObject2D, "uSmooth", renderSmooth); vertexAttribPointer("aVertex2d", programObject2D, "aVertex", 3, pointBuffer); disableVertexAttribPointer("aTextureCoord2d", programObject2D, "aTextureCoord"); curContext.drawArrays(curContext.POINTS, 0, 1) } }; p.beginShape = function(type) { curShape = type; curvePoints = []; vertArray = [] }; Drawing2D.prototype.vertex = function(x, y, moveTo) { var vert = []; if (firstVert) firstVert = false; vert["isVert"] = true; vert[0] = x; vert[1] = y; vert[2] = 0; vert[3] = 0; vert[4] = 0; vert[5] = currentFillColor; vert[6] = currentStrokeColor; vertArray.push(vert); if (moveTo) vertArray[vertArray.length - 1]["moveTo"] = moveTo }; Drawing3D.prototype.vertex = function(x, y, z, u, v) { var vert = []; if (firstVert) firstVert = false; vert["isVert"] = true; if (v === undef && usingTexture) { v = u; u = z; z = 0 } if (u !== undef && v !== undef) { if (curTextureMode === 2) { u /= curTexture.width; v /= curTexture.height } u = u > 1 ? 1 : u; u = u < 0 ? 0 : u; v = v > 1 ? 1 : v; v = v < 0 ? 0 : v } vert[0] = x; vert[1] = y; vert[2] = z || 0; vert[3] = u || 0; vert[4] = v || 0; vert[5] = fillStyle[0]; vert[6] = fillStyle[1]; vert[7] = fillStyle[2]; vert[8] = fillStyle[3]; vert[9] = strokeStyle[0]; vert[10] = strokeStyle[1]; vert[11] = strokeStyle[2]; vert[12] = strokeStyle[3]; vert[13] = normalX; vert[14] = normalY; vert[15] = normalZ; vertArray.push(vert) }; var point3D = function(vArray, cArray) { var view = new PMatrix3D; view.scale(1, -1, 1); view.apply(modelView.array()); view.transpose(); curContext.useProgram(programObjectUnlitShape); uniformMatrix("uViewUS", programObjectUnlitShape, "uView", false, view.array()); uniformi("uSmoothUS", programObjectUnlitShape, "uSmooth", renderSmooth); vertexAttribPointer("aVertexUS", programObjectUnlitShape, "aVertex", 3, pointBuffer); curContext.bufferData(curContext.ARRAY_BUFFER, new Float32Array(vArray), curContext.STREAM_DRAW); vertexAttribPointer("aColorUS", programObjectUnlitShape, "aColor", 4, fillColorBuffer); curContext.bufferData(curContext.ARRAY_BUFFER, new Float32Array(cArray), curContext.STREAM_DRAW); curContext.drawArrays(curContext.POINTS, 0, vArray.length / 3) }; var line3D = function(vArray, mode, cArray) { var ctxMode; if (mode === "LINES") ctxMode = curContext.LINES; else if (mode === "LINE_LOOP") ctxMode = curContext.LINE_LOOP; else ctxMode = curContext.LINE_STRIP; var view = new PMatrix3D; view.scale(1, -1, 1); view.apply(modelView.array()); view.transpose(); curContext.useProgram(programObjectUnlitShape); uniformMatrix("uViewUS", programObjectUnlitShape, "uView", false, view.array()); vertexAttribPointer("aVertexUS", programObjectUnlitShape, "aVertex", 3, lineBuffer); curContext.bufferData(curContext.ARRAY_BUFFER, new Float32Array(vArray), curContext.STREAM_DRAW); vertexAttribPointer("aColorUS", programObjectUnlitShape, "aColor", 4, strokeColorBuffer); curContext.bufferData(curContext.ARRAY_BUFFER, new Float32Array(cArray), curContext.STREAM_DRAW); curContext.drawArrays(ctxMode, 0, vArray.length / 3) }; var fill3D = function(vArray, mode, cArray, tArray) { var ctxMode; if (mode === "TRIANGLES") ctxMode = curContext.TRIANGLES; else if (mode === "TRIANGLE_FAN") ctxMode = curContext.TRIANGLE_FAN; else ctxMode = curContext.TRIANGLE_STRIP; var view = new PMatrix3D; view.scale(1, -1, 1); view.apply(modelView.array()); view.transpose(); curContext.useProgram(programObject3D); uniformMatrix("model3d", programObject3D, "uModel", false, [1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1]); uniformMatrix("view3d", programObject3D, "uView", false, view.array()); curContext.enable(curContext.POLYGON_OFFSET_FILL); curContext.polygonOffset(1, 1); uniformf("color3d", programObject3D, "uColor", [-1, 0, 0, 0]); vertexAttribPointer("vertex3d", programObject3D, "aVertex", 3, fillBuffer); curContext.bufferData(curContext.ARRAY_BUFFER, new Float32Array(vArray), curContext.STREAM_DRAW); if (usingTexture && curTint !== null) curTint3d(cArray); vertexAttribPointer("aColor3d", programObject3D, "aColor", 4, fillColorBuffer); curContext.bufferData(curContext.ARRAY_BUFFER, new Float32Array(cArray), curContext.STREAM_DRAW); disableVertexAttribPointer("aNormal3d", programObject3D, "aNormal"); if (usingTexture) { uniformi("uUsingTexture3d", programObject3D, "uUsingTexture", usingTexture); vertexAttribPointer("aTexture3d", programObject3D, "aTexture", 2, shapeTexVBO); curContext.bufferData(curContext.ARRAY_BUFFER, new Float32Array(tArray), curContext.STREAM_DRAW) } curContext.drawArrays(ctxMode, 0, vArray.length / 3); curContext.disable(curContext.POLYGON_OFFSET_FILL) }; function fillStrokeClose() { executeContextFill(); executeContextStroke(); curContext.closePath() } Drawing2D.prototype.endShape = function(mode) { if (vertArray.length === 0) return; var closeShape = mode === 2; if (closeShape) vertArray.push(vertArray[0]); var lineVertArray = []; var fillVertArray = []; var colorVertArray = []; var strokeVertArray = []; var texVertArray = []; var cachedVertArray; firstVert = true; var i, j, k; var vertArrayLength = vertArray.length; for (i = 0; i < vertArrayLength; i++) { cachedVertArray = vertArray[i]; for (j = 0; j < 3; j++) fillVertArray.push(cachedVertArray[j]) } for (i = 0; i < vertArrayLength; i++) { cachedVertArray = vertArray[i]; for (j = 5; j < 9; j++) colorVertArray.push(cachedVertArray[j]) } for (i = 0; i < vertArrayLength; i++) { cachedVertArray = vertArray[i]; for (j = 9; j < 13; j++) strokeVertArray.push(cachedVertArray[j]) } for (i = 0; i < vertArrayLength; i++) { cachedVertArray = vertArray[i]; texVertArray.push(cachedVertArray[3]); texVertArray.push(cachedVertArray[4]) } if (isCurve && (curShape === 20 || curShape === undef)) { if (vertArrayLength > 3) { var b = [], s = 1 - curTightness; curContext.beginPath(); curContext.moveTo(vertArray[1][0], vertArray[1][1]); for (i = 1; i + 2 < vertArrayLength; i++) { cachedVertArray = vertArray[i]; b[0] = [cachedVertArray[0], cachedVertArray[1]]; b[1] = [cachedVertArray[0] + (s * vertArray[i + 1][0] - s * vertArray[i - 1][0]) / 6, cachedVertArray[1] + (s * vertArray[i + 1][1] - s * vertArray[i - 1][1]) / 6]; b[2] = [vertArray[i + 1][0] + (s * vertArray[i][0] - s * vertArray[i + 2][0]) / 6, vertArray[i + 1][1] + (s * vertArray[i][1] - s * vertArray[i + 2][1]) / 6]; b[3] = [vertArray[i + 1][0], vertArray[i + 1][1]]; curContext.bezierCurveTo(b[1][0], b[1][1], b[2][0], b[2][1], b[3][0], b[3][1]) } fillStrokeClose() } } else if (isBezier && (curShape === 20 || curShape === undef)) { curContext.beginPath(); for (i = 0; i < vertArrayLength; i++) { cachedVertArray = vertArray[i]; if (vertArray[i]["isVert"]) if (vertArray[i]["moveTo"]) curContext.moveTo(cachedVertArray[0], cachedVertArray[1]); else curContext.lineTo(cachedVertArray[0], cachedVertArray[1]); else curContext.bezierCurveTo(vertArray[i][0], vertArray[i][1], vertArray[i][2], vertArray[i][3], vertArray[i][4], vertArray[i][5]) } fillStrokeClose() } else if (curShape === 2) for (i = 0; i < vertArrayLength; i++) { cachedVertArray = vertArray[i]; if (doStroke) p.stroke(cachedVertArray[6]); p.point(cachedVertArray[0], cachedVertArray[1]) } else if (curShape === 4) for (i = 0; i + 1 < vertArrayLength; i += 2) { cachedVertArray = vertArray[i]; if (doStroke) p.stroke(vertArray[i + 1][6]); p.line(cachedVertArray[0], cachedVertArray[1], vertArray[i + 1][0], vertArray[i + 1][1]) } else if (curShape === 9) for (i = 0; i + 2 < vertArrayLength; i += 3) { cachedVertArray = vertArray[i]; curContext.beginPath(); curContext.moveTo(cachedVertArray[0], cachedVertArray[1]); curContext.lineTo(vertArray[i + 1][0], vertArray[i + 1][1]); curContext.lineTo(vertArray[i + 2][0], vertArray[i + 2][1]); curContext.lineTo(cachedVertArray[0], cachedVertArray[1]); if (doFill) { p.fill(vertArray[i + 2][5]); executeContextFill() } if (doStroke) { p.stroke(vertArray[i + 2][6]); executeContextStroke() } curContext.closePath() } else if (curShape === 10) for (i = 0; i + 1 < vertArrayLength; i++) { cachedVertArray = vertArray[i]; curContext.beginPath(); curContext.moveTo(vertArray[i + 1][0], vertArray[i + 1][1]); curContext.lineTo(cachedVertArray[0], cachedVertArray[1]); if (doStroke) p.stroke(vertArray[i + 1][6]); if (doFill) p.fill(vertArray[i + 1][5]); if (i + 2 < vertArrayLength) { curContext.lineTo(vertArray[i + 2][0], vertArray[i + 2][1]); if (doStroke) p.stroke(vertArray[i + 2][6]); if (doFill) p.fill(vertArray[i + 2][5]) } fillStrokeClose() } else if (curShape === 11) { if (vertArrayLength > 2) { curContext.beginPath(); curContext.moveTo(vertArray[0][0], vertArray[0][1]); curContext.lineTo(vertArray[1][0], vertArray[1][1]); curContext.lineTo(vertArray[2][0], vertArray[2][1]); if (doFill) { p.fill(vertArray[2][5]); executeContextFill() } if (doStroke) { p.stroke(vertArray[2][6]); executeContextStroke() } curContext.closePath(); for (i = 3; i < vertArrayLength; i++) { cachedVertArray = vertArray[i]; curContext.beginPath(); curContext.moveTo(vertArray[0][0], vertArray[0][1]); curContext.lineTo(vertArray[i - 1][0], vertArray[i - 1][1]); curContext.lineTo(cachedVertArray[0], cachedVertArray[1]); if (doFill) { p.fill(cachedVertArray[5]); executeContextFill() } if (doStroke) { p.stroke(cachedVertArray[6]); executeContextStroke() } curContext.closePath() } } } else if (curShape === 16) for (i = 0; i + 3 < vertArrayLength; i += 4) { cachedVertArray = vertArray[i]; curContext.beginPath(); curContext.moveTo(cachedVertArray[0], cachedVertArray[1]); for (j = 1; j < 4; j++) curContext.lineTo(vertArray[i + j][0], vertArray[i + j][1]); curContext.lineTo(cachedVertArray[0], cachedVertArray[1]); if (doFill) { p.fill(vertArray[i + 3][5]); executeContextFill() } if (doStroke) { p.stroke(vertArray[i + 3][6]); executeContextStroke() } curContext.closePath() } else if (curShape === 17) { if (vertArrayLength > 3) for (i = 0; i + 1 < vertArrayLength; i += 2) { cachedVertArray = vertArray[i]; curContext.beginPath(); if (i + 3 < vertArrayLength) { curContext.moveTo(vertArray[i + 2][0], vertArray[i + 2][1]); curContext.lineTo(cachedVertArray[0], cachedVertArray[1]); curContext.lineTo(vertArray[i + 1][0], vertArray[i + 1][1]); curContext.lineTo(vertArray[i + 3][0], vertArray[i + 3][1]); if (doFill) p.fill(vertArray[i + 3][5]); if (doStroke) p.stroke(vertArray[i + 3][6]) } else { curContext.moveTo(cachedVertArray[0], cachedVertArray[1]); curContext.lineTo(vertArray[i + 1][0], vertArray[i + 1][1]) } fillStrokeClose() } } else { curContext.beginPath(); curContext.moveTo(vertArray[0][0], vertArray[0][1]); for (i = 1; i < vertArrayLength; i++) { cachedVertArray = vertArray[i]; if (cachedVertArray["isVert"]) if (cachedVertArray["moveTo"]) curContext.moveTo(cachedVertArray[0], cachedVertArray[1]); else curContext.lineTo(cachedVertArray[0], cachedVertArray[1]) } fillStrokeClose() } isCurve = false; isBezier = false; curveVertArray = []; curveVertCount = 0; if (closeShape) vertArray.pop() }; Drawing3D.prototype.endShape = function(mode) { if (vertArray.length === 0) return; var closeShape = mode === 2; var lineVertArray = []; var fillVertArray = []; var colorVertArray = []; var strokeVertArray = []; var texVertArray = []; var cachedVertArray; firstVert = true; var i, j, k; var vertArrayLength = vertArray.length; for (i = 0; i < vertArrayLength; i++) { cachedVertArray = vertArray[i]; for (j = 0; j < 3; j++) fillVertArray.push(cachedVertArray[j]) } for (i = 0; i < vertArrayLength; i++) { cachedVertArray = vertArray[i]; for (j = 5; j < 9; j++) colorVertArray.push(cachedVertArray[j]) } for (i = 0; i < vertArrayLength; i++) { cachedVertArray = vertArray[i]; for (j = 9; j < 13; j++) strokeVertArray.push(cachedVertArray[j]) } for (i = 0; i < vertArrayLength; i++) { cachedVertArray = vertArray[i]; texVertArray.push(cachedVertArray[3]); texVertArray.push(cachedVertArray[4]) } if (closeShape) { fillVertArray.push(vertArray[0][0]); fillVertArray.push(vertArray[0][1]); fillVertArray.push(vertArray[0][2]); for (i = 5; i < 9; i++) colorVertArray.push(vertArray[0][i]); for (i = 9; i < 13; i++) strokeVertArray.push(vertArray[0][i]); texVertArray.push(vertArray[0][3]); texVertArray.push(vertArray[0][4]) } if (isCurve && (curShape === 20 || curShape === undef)) { lineVertArray = fillVertArray; if (doStroke) line3D(lineVertArray, null, strokeVertArray); if (doFill) fill3D(fillVertArray, null, colorVertArray) } else if (isBezier && (curShape === 20 || curShape === undef)) { lineVertArray = fillVertArray; lineVertArray.splice(lineVertArray.length - 3); strokeVertArray.splice(strokeVertArray.length - 4); if (doStroke) line3D(lineVertArray, null, strokeVertArray); if (doFill) fill3D(fillVertArray, "TRIANGLES", colorVertArray) } else { if (curShape === 2) { for (i = 0; i < vertArrayLength; i++) { cachedVertArray = vertArray[i]; for (j = 0; j < 3; j++) lineVertArray.push(cachedVertArray[j]) } point3D(lineVertArray, strokeVertArray) } else if (curShape === 4) { for (i = 0; i < vertArrayLength; i++) { cachedVertArray = vertArray[i]; for (j = 0; j < 3; j++) lineVertArray.push(cachedVertArray[j]) } for (i = 0; i < vertArrayLength; i++) { cachedVertArray = vertArray[i]; for (j = 5; j < 9; j++) colorVertArray.push(cachedVertArray[j]) } line3D(lineVertArray, "LINES", strokeVertArray) } else if (curShape === 9) { if (vertArrayLength > 2) for (i = 0; i + 2 < vertArrayLength; i += 3) { fillVertArray = []; texVertArray = []; lineVertArray = []; colorVertArray = []; strokeVertArray = []; for (j = 0; j < 3; j++) for (k = 0; k < 3; k++) { lineVertArray.push(vertArray[i + j][k]); fillVertArray.push(vertArray[i + j][k]) } for (j = 0; j < 3; j++) for (k = 3; k < 5; k++) texVertArray.push(vertArray[i + j][k]); for (j = 0; j < 3; j++) for (k = 5; k < 9; k++) { colorVertArray.push(vertArray[i + j][k]); strokeVertArray.push(vertArray[i + j][k + 4]) } if (doStroke) line3D(lineVertArray, "LINE_LOOP", strokeVertArray); if (doFill || usingTexture) fill3D(fillVertArray, "TRIANGLES", colorVertArray, texVertArray) } } else if (curShape === 10) { if (vertArrayLength > 2) for (i = 0; i + 2 < vertArrayLength; i++) { lineVertArray = []; fillVertArray = []; strokeVertArray = []; colorVertArray = []; texVertArray = []; for (j = 0; j < 3; j++) for (k = 0; k < 3; k++) { lineVertArray.push(vertArray[i + j][k]); fillVertArray.push(vertArray[i + j][k]) } for (j = 0; j < 3; j++) for (k = 3; k < 5; k++) texVertArray.push(vertArray[i + j][k]); for (j = 0; j < 3; j++) for (k = 5; k < 9; k++) { strokeVertArray.push(vertArray[i + j][k + 4]); colorVertArray.push(vertArray[i + j][k]) } if (doFill || usingTexture) fill3D(fillVertArray, "TRIANGLE_STRIP", colorVertArray, texVertArray); if (doStroke) line3D(lineVertArray, "LINE_LOOP", strokeVertArray) } } else if (curShape === 11) { if (vertArrayLength > 2) { for (i = 0; i < 3; i++) { cachedVertArray = vertArray[i]; for (j = 0; j < 3; j++) lineVertArray.push(cachedVertArray[j]) } for (i = 0; i < 3; i++) { cachedVertArray = vertArray[i]; for (j = 9; j < 13; j++) strokeVertArray.push(cachedVertArray[j]) } if (doStroke) line3D(lineVertArray, "LINE_LOOP", strokeVertArray); for (i = 2; i + 1 < vertArrayLength; i++) { lineVertArray = []; strokeVertArray = []; lineVertArray.push(vertArray[0][0]); lineVertArray.push(vertArray[0][1]); lineVertArray.push(vertArray[0][2]); strokeVertArray.push(vertArray[0][9]); strokeVertArray.push(vertArray[0][10]); strokeVertArray.push(vertArray[0][11]); strokeVertArray.push(vertArray[0][12]); for (j = 0; j < 2; j++) for (k = 0; k < 3; k++) lineVertArray.push(vertArray[i + j][k]); for (j = 0; j < 2; j++) for (k = 9; k < 13; k++) strokeVertArray.push(vertArray[i + j][k]); if (doStroke) line3D(lineVertArray, "LINE_STRIP", strokeVertArray) } if (doFill || usingTexture) fill3D(fillVertArray, "TRIANGLE_FAN", colorVertArray, texVertArray) } } else if (curShape === 16) for (i = 0; i + 3 < vertArrayLength; i += 4) { lineVertArray = []; for (j = 0; j < 4; j++) { cachedVertArray = vertArray[i + j]; for (k = 0; k < 3; k++) lineVertArray.push(cachedVertArray[k]) } if (doStroke) line3D(lineVertArray, "LINE_LOOP", strokeVertArray); if (doFill) { fillVertArray = []; colorVertArray = []; texVertArray = []; for (j = 0; j < 3; j++) fillVertArray.push(vertArray[i][j]); for (j = 5; j < 9; j++) colorVertArray.push(vertArray[i][j]); for (j = 0; j < 3; j++) fillVertArray.push(vertArray[i + 1][j]); for (j = 5; j < 9; j++) colorVertArray.push(vertArray[i + 1][j]); for (j = 0; j < 3; j++) fillVertArray.push(vertArray[i + 3][j]); for (j = 5; j < 9; j++) colorVertArray.push(vertArray[i + 3][j]); for (j = 0; j < 3; j++) fillVertArray.push(vertArray[i + 2][j]); for (j = 5; j < 9; j++) colorVertArray.push(vertArray[i + 2][j]); if (usingTexture) { texVertArray.push(vertArray[i + 0][3]); texVertArray.push(vertArray[i + 0][4]); texVertArray.push(vertArray[i + 1][3]); texVertArray.push(vertArray[i + 1][4]); texVertArray.push(vertArray[i + 3][3]); texVertArray.push(vertArray[i + 3][4]); texVertArray.push(vertArray[i + 2][3]); texVertArray.push(vertArray[i + 2][4]) } fill3D(fillVertArray, "TRIANGLE_STRIP", colorVertArray, texVertArray) } } else if (curShape === 17) { var tempArray = []; if (vertArrayLength > 3) { for (i = 0; i < 2; i++) { cachedVertArray = vertArray[i]; for (j = 0; j < 3; j++) lineVertArray.push(cachedVertArray[j]) } for (i = 0; i < 2; i++) { cachedVertArray = vertArray[i]; for (j = 9; j < 13; j++) strokeVertArray.push(cachedVertArray[j]) } line3D(lineVertArray, "LINE_STRIP", strokeVertArray); if (vertArrayLength > 4 && vertArrayLength % 2 > 0) { tempArray = fillVertArray.splice(fillVertArray.length - 3); vertArray.pop() } for (i = 0; i + 3 < vertArrayLength; i += 2) { lineVertArray = []; strokeVertArray = []; for (j = 0; j < 3; j++) lineVertArray.push(vertArray[i + 1][j]); for (j = 0; j < 3; j++) lineVertArray.push(vertArray[i + 3][j]); for (j = 0; j < 3; j++) lineVertArray.push(vertArray[i + 2][j]); for (j = 0; j < 3; j++) lineVertArray.push(vertArray[i + 0][j]); for (j = 9; j < 13; j++) strokeVertArray.push(vertArray[i + 1][j]); for (j = 9; j < 13; j++) strokeVertArray.push(vertArray[i + 3][j]); for (j = 9; j < 13; j++) strokeVertArray.push(vertArray[i + 2][j]); for (j = 9; j < 13; j++) strokeVertArray.push(vertArray[i + 0][j]); if (doStroke) line3D(lineVertArray, "LINE_STRIP", strokeVertArray) } if (doFill || usingTexture) fill3D(fillVertArray, "TRIANGLE_LIST", colorVertArray, texVertArray) } } else if (vertArrayLength === 1) { for (j = 0; j < 3; j++) lineVertArray.push(vertArray[0][j]); for (j = 9; j < 13; j++) strokeVertArray.push(vertArray[0][j]); point3D(lineVertArray, strokeVertArray) } else { for (i = 0; i < vertArrayLength; i++) { cachedVertArray = vertArray[i]; for (j = 0; j < 3; j++) lineVertArray.push(cachedVertArray[j]); for (j = 5; j < 9; j++) strokeVertArray.push(cachedVertArray[j]) } if (doStroke && closeShape) line3D(lineVertArray, "LINE_LOOP", strokeVertArray); else if (doStroke && !closeShape) line3D(lineVertArray, "LINE_STRIP", strokeVertArray); if (doFill || usingTexture) fill3D(fillVertArray, "TRIANGLE_FAN", colorVertArray, texVertArray) } usingTexture = false; curContext.useProgram(programObject3D); uniformi("usingTexture3d", programObject3D, "uUsingTexture", usingTexture) } isCurve = false; isBezier = false; curveVertArray = []; curveVertCount = 0 }; var splineForward = function(segments, matrix) { var f = 1 / segments; var ff = f * f; var fff = ff * f; matrix.set(0, 0, 0, 1, fff, ff, f, 0, 6 * fff, 2 * ff, 0, 0, 6 * fff, 0, 0, 0) }; var curveInit = function() { if (!curveDrawMatrix) { curveBasisMatrix = new PMatrix3D; curveDrawMatrix = new PMatrix3D; curveInited = true } var s = curTightness; curveBasisMatrix.set((s - 1) / 2, (s + 3) / 2, (-3 - s) / 2, (1 - s) / 2, 1 - s, (-5 - s) / 2, s + 2, (s - 1) / 2, (s - 1) / 2, 0, (1 - s) / 2, 0, 0, 1, 0, 0); splineForward(curveDet, curveDrawMatrix); if (!bezierBasisInverse) curveToBezierMatrix = new PMatrix3D; curveToBezierMatrix.set(curveBasisMatrix); curveToBezierMatrix.preApply(bezierBasisInverse); curveDrawMatrix.apply(curveBasisMatrix) }; Drawing2D.prototype.bezierVertex = function() { isBezier = true; var vert = []; if (firstVert) throw "vertex() must be used at least once before calling bezierVertex()"; for (var i = 0; i < arguments.length; i++) vert[i] = arguments[i]; vertArray.push(vert); vertArray[vertArray.length - 1]["isVert"] = false }; Drawing3D.prototype.bezierVertex = function() { isBezier = true; var vert = []; if (firstVert) throw "vertex() must be used at least once before calling bezierVertex()"; if (arguments.length === 9) { if (bezierDrawMatrix === undef) bezierDrawMatrix = new PMatrix3D; var lastPoint = vertArray.length - 1; splineForward(bezDetail, bezierDrawMatrix); bezierDrawMatrix.apply(bezierBasisMatrix); var draw = bezierDrawMatrix.array(); var x1 = vertArray[lastPoint][0], y1 = vertArray[lastPoint][1], z1 = vertArray[lastPoint][2]; var xplot1 = draw[4] * x1 + draw[5] * arguments[0] + draw[6] * arguments[3] + draw[7] * arguments[6]; var xplot2 = draw[8] * x1 + draw[9] * arguments[0] + draw[10] * arguments[3] + draw[11] * arguments[6]; var xplot3 = draw[12] * x1 + draw[13] * arguments[0] + draw[14] * arguments[3] + draw[15] * arguments[6]; var yplot1 = draw[4] * y1 + draw[5] * arguments[1] + draw[6] * arguments[4] + draw[7] * arguments[7]; var yplot2 = draw[8] * y1 + draw[9] * arguments[1] + draw[10] * arguments[4] + draw[11] * arguments[7]; var yplot3 = draw[12] * y1 + draw[13] * arguments[1] + draw[14] * arguments[4] + draw[15] * arguments[7]; var zplot1 = draw[4] * z1 + draw[5] * arguments[2] + draw[6] * arguments[5] + draw[7] * arguments[8]; var zplot2 = draw[8] * z1 + draw[9] * arguments[2] + draw[10] * arguments[5] + draw[11] * arguments[8]; var zplot3 = draw[12] * z1 + draw[13] * arguments[2] + draw[14] * arguments[5] + draw[15] * arguments[8]; for (var j = 0; j < bezDetail; j++) { x1 += xplot1; xplot1 += xplot2; xplot2 += xplot3; y1 += yplot1; yplot1 += yplot2; yplot2 += yplot3; z1 += zplot1; zplot1 += zplot2; zplot2 += zplot3; p.vertex(x1, y1, z1) } p.vertex(arguments[6], arguments[7], arguments[8]) } }; p.texture = function(pimage) { var curContext = drawing.$ensureContext(); if (pimage.__texture) curContext.bindTexture(curContext.TEXTURE_2D, pimage.__texture); else if (pimage.localName === "canvas") { curContext.bindTexture(curContext.TEXTURE_2D, canTex); curContext.texImage2D(curContext.TEXTURE_2D, 0, curContext.RGBA, curContext.RGBA, curContext.UNSIGNED_BYTE, pimage); curContext.texParameteri(curContext.TEXTURE_2D, curContext.TEXTURE_MAG_FILTER, curContext.LINEAR); curContext.texParameteri(curContext.TEXTURE_2D, curContext.TEXTURE_MIN_FILTER, curContext.LINEAR); curContext.generateMipmap(curContext.TEXTURE_2D); curTexture.width = pimage.width; curTexture.height = pimage.height } else { var texture = curContext.createTexture(), cvs = document.createElement("canvas"), cvsTextureCtx = cvs.getContext("2d"), pot; if (pimage.width & pimage.width - 1 === 0) cvs.width = pimage.width; else { pot = 1; while (pot < pimage.width) pot *= 2; cvs.width = pot } if (pimage.height & pimage.height - 1 === 0) cvs.height = pimage.height; else { pot = 1; while (pot < pimage.height) pot *= 2; cvs.height = pot } cvsTextureCtx.drawImage(pimage.sourceImg, 0, 0, pimage.width, pimage.height, 0, 0, cvs.width, cvs.height); curContext.bindTexture(curContext.TEXTURE_2D, texture); curContext.texParameteri(curContext.TEXTURE_2D, curContext.TEXTURE_MIN_FILTER, curContext.LINEAR_MIPMAP_LINEAR); curContext.texParameteri(curContext.TEXTURE_2D, curContext.TEXTURE_MAG_FILTER, curContext.LINEAR); curContext.texParameteri(curContext.TEXTURE_2D, curContext.TEXTURE_WRAP_T, curContext.CLAMP_TO_EDGE); curContext.texParameteri(curContext.TEXTURE_2D, curContext.TEXTURE_WRAP_S, curContext.CLAMP_TO_EDGE); curContext.texImage2D(curContext.TEXTURE_2D, 0, curContext.RGBA, curContext.RGBA, curContext.UNSIGNED_BYTE, cvs); curContext.generateMipmap(curContext.TEXTURE_2D); pimage.__texture = texture; curTexture.width = pimage.width; curTexture.height = pimage.height } usingTexture = true; curContext.useProgram(programObject3D); uniformi("usingTexture3d", programObject3D, "uUsingTexture", usingTexture) }; p.textureMode = function(mode) { curTextureMode = mode }; var curveVertexSegment = function(x1, y1, z1, x2, y2, z2, x3, y3, z3, x4, y4, z4) { var x0 = x2; var y0 = y2; var z0 = z2; var draw = curveDrawMatrix.array(); var xplot1 = draw[4] * x1 + draw[5] * x2 + draw[6] * x3 + draw[7] * x4; var xplot2 = draw[8] * x1 + draw[9] * x2 + draw[10] * x3 + draw[11] * x4; var xplot3 = draw[12] * x1 + draw[13] * x2 + draw[14] * x3 + draw[15] * x4; var yplot1 = draw[4] * y1 + draw[5] * y2 + draw[6] * y3 + draw[7] * y4; var yplot2 = draw[8] * y1 + draw[9] * y2 + draw[10] * y3 + draw[11] * y4; var yplot3 = draw[12] * y1 + draw[13] * y2 + draw[14] * y3 + draw[15] * y4; var zplot1 = draw[4] * z1 + draw[5] * z2 + draw[6] * z3 + draw[7] * z4; var zplot2 = draw[8] * z1 + draw[9] * z2 + draw[10] * z3 + draw[11] * z4; var zplot3 = draw[12] * z1 + draw[13] * z2 + draw[14] * z3 + draw[15] * z4; p.vertex(x0, y0, z0); for (var j = 0; j < curveDet; j++) { x0 += xplot1; xplot1 += xplot2; xplot2 += xplot3; y0 += yplot1; yplot1 += yplot2; yplot2 += yplot3; z0 += zplot1; zplot1 += zplot2; zplot2 += zplot3; p.vertex(x0, y0, z0) } }; Drawing2D.prototype.curveVertex = function(x, y) { isCurve = true; p.vertex(x, y) }; Drawing3D.prototype.curveVertex = function(x, y, z) { isCurve = true; if (!curveInited) curveInit(); var vert = []; vert[0] = x; vert[1] = y; vert[2] = z; curveVertArray.push(vert); curveVertCount++; if (curveVertCount > 3) curveVertexSegment(curveVertArray[curveVertCount - 4][0], curveVertArray[curveVertCount - 4][1], curveVertArray[curveVertCount - 4][2], curveVertArray[curveVertCount - 3][0], curveVertArray[curveVertCount - 3][1], curveVertArray[curveVertCount - 3][2], curveVertArray[curveVertCount - 2][0], curveVertArray[curveVertCount - 2][1], curveVertArray[curveVertCount - 2][2], curveVertArray[curveVertCount - 1][0], curveVertArray[curveVertCount - 1][1], curveVertArray[curveVertCount - 1][2]) }; Drawing2D.prototype.curve = function(x1, y1, x2, y2, x3, y3, x4, y4) { p.beginShape(); p.curveVertex(x1, y1); p.curveVertex(x2, y2); p.curveVertex(x3, y3); p.curveVertex(x4, y4); p.endShape() }; Drawing3D.prototype.curve = function(x1, y1, z1, x2, y2, z2, x3, y3, z3, x4, y4, z4) { if (z4 !== undef) { p.beginShape(); p.curveVertex(x1, y1, z1); p.curveVertex(x2, y2, z2); p.curveVertex(x3, y3, z3); p.curveVertex(x4, y4, z4); p.endShape(); return } p.beginShape(); p.curveVertex(x1, y1); p.curveVertex(z1, x2); p.curveVertex(y2, z2); p.curveVertex(x3, y3); p.endShape() }; p.curveTightness = function(tightness) { curTightness = tightness }; p.curveDetail = function(detail) { curveDet = detail; curveInit() }; p.rectMode = function(aRectMode) { curRectMode = aRectMode }; p.imageMode = function(mode) { switch (mode) { case 0: imageModeConvert = imageModeCorner; break; case 1: imageModeConvert = imageModeCorners; break; case 3: imageModeConvert = imageModeCenter; break; default: throw "Invalid imageMode"; } }; p.ellipseMode = function(aEllipseMode) { curEllipseMode = aEllipseMode }; p.arc = function(x, y, width, height, start, stop) { if (width <= 0 || stop < start) return; if (curEllipseMode === 1) { width = width - x; height = height - y } else if (curEllipseMode === 2) { x = x - width; y = y - height; width = width * 2; height = height * 2 } else if (curEllipseMode === 3) { x = x - width / 2; y = y - height / 2 } while (start < 0) { start += 6.283185307179586; stop += 6.283185307179586 } if (stop - start > 6.283185307179586) { start = 0; stop = 6.283185307179586 } var hr = width / 2, vr = height / 2, centerX = x + hr, centerY = y + vr, startLUT = 0 | 0.5 + start * p.RAD_TO_DEG * 2, stopLUT = 0 | 0.5 + stop * p.RAD_TO_DEG * 2, i, j; if (doFill) { var savedStroke = doStroke; doStroke = false; p.beginShape(); p.vertex(centerX, centerY); for (i = startLUT; i <= stopLUT; i++) { j = i % 720; p.vertex(centerX + cosLUT[j] * hr, centerY + sinLUT[j] * vr) } p.endShape(2); doStroke = savedStroke } if (doStroke) { var savedFill = doFill; doFill = false; p.beginShape(); for (i = startLUT; i <= stopLUT; i++) { j = i % 720; p.vertex(centerX + cosLUT[j] * hr, centerY + sinLUT[j] * vr) } p.endShape(); doFill = savedFill } }; Drawing2D.prototype.line = function(x1, y1, x2, y2) { if (!doStroke) return; x1 = Math.round(x1); x2 = Math.round(x2); y1 = Math.round(y1); y2 = Math.round(y2); if (x1 === x2 && y1 === y2) { p.point(x1, y1); return } var swap = undef, lineCap = undef, drawCrisp = true, currentModelView = modelView.array(), identityMatrix = [1, 0, 0, 0, 1, 0]; for (var i = 0; i < 6 && drawCrisp; i++) drawCrisp = currentModelView[i] === identityMatrix[i]; if (drawCrisp) { if (x1 === x2) { if (y1 > y2) { swap = y1; y1 = y2; y2 = swap } y2++; if (lineWidth % 2 === 1) curContext.translate(0.5, 0) } else if (y1 === y2) { if (x1 > x2) { swap = x1; x1 = x2; x2 = swap } x2++; if (lineWidth % 2 === 1) curContext.translate(0, 0.5) } if (lineWidth === 1) { lineCap = curContext.lineCap; curContext.lineCap = "butt" } } curContext.beginPath(); curContext.moveTo(x1 || 0, y1 || 0); curContext.lineTo(x2 || 0, y2 || 0); executeContextStroke(); if (drawCrisp) { if (x1 === x2 && lineWidth % 2 === 1) curContext.translate(-0.5, 0); else if (y1 === y2 && lineWidth % 2 === 1) curContext.translate(0, -0.5); if (lineWidth === 1) curContext.lineCap = lineCap } }; Drawing3D.prototype.line = function(x1, y1, z1, x2, y2, z2) { if (y2 === undef || z2 === undef) { z2 = 0; y2 = x2; x2 = z1; z1 = 0 } if (x1 === x2 && y1 === y2 && z1 === z2) { p.point(x1, y1, z1); return } var lineVerts = [x1, y1, z1, x2, y2, z2]; var view = new PMatrix3D; view.scale(1, -1, 1); view.apply(modelView.array()); view.transpose(); if (lineWidth > 0 && doStroke) { curContext.useProgram(programObject2D); uniformMatrix("uModel2d", programObject2D, "uModel", false, [1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1]); uniformMatrix("uView2d", programObject2D, "uView", false, view.array()); uniformf("uColor2d", programObject2D, "uColor", strokeStyle); uniformi("uIsDrawingText", programObject2D, "uIsDrawingText", false); vertexAttribPointer("aVertex2d", programObject2D, "aVertex", 3, lineBuffer); disableVertexAttribPointer("aTextureCoord2d", programObject2D, "aTextureCoord"); curContext.bufferData(curContext.ARRAY_BUFFER, new Float32Array(lineVerts), curContext.STREAM_DRAW); curContext.drawArrays(curContext.LINES, 0, 2) } }; Drawing2D.prototype.bezier = function() { if (arguments.length !== 8) throw "You must use 8 parameters for bezier() in 2D mode"; p.beginShape(); p.vertex(arguments[0], arguments[1]); p.bezierVertex(arguments[2], arguments[3], arguments[4], arguments[5], arguments[6], arguments[7]); p.endShape() }; Drawing3D.prototype.bezier = function() { if (arguments.length !== 12) throw "You must use 12 parameters for bezier() in 3D mode"; p.beginShape(); p.vertex(arguments[0], arguments[1], arguments[2]); p.bezierVertex(arguments[3], arguments[4], arguments[5], arguments[6], arguments[7], arguments[8], arguments[9], arguments[10], arguments[11]); p.endShape() }; p.bezierDetail = function(detail) { bezDetail = detail }; p.bezierPoint = function(a, b, c, d, t) { return (1 - t) * (1 - t) * (1 - t) * a + 3 * (1 - t) * (1 - t) * t * b + 3 * (1 - t) * t * t * c + t * t * t * d }; p.bezierTangent = function(a, b, c, d, t) { return 3 * t * t * (-a + 3 * b - 3 * c + d) + 6 * t * (a - 2 * b + c) + 3 * (-a + b) }; p.curvePoint = function(a, b, c, d, t) { return 0.5 * (2 * b + (-a + c) * t + (2 * a - 5 * b + 4 * c - d) * t * t + (-a + 3 * b - 3 * c + d) * t * t * t) }; p.curveTangent = function(a, b, c, d, t) { return 0.5 * (-a + c + 2 * (2 * a - 5 * b + 4 * c - d) * t + 3 * (-a + 3 * b - 3 * c + d) * t * t) }; p.triangle = function(x1, y1, x2, y2, x3, y3) { p.beginShape(9); p.vertex(x1, y1, 0); p.vertex(x2, y2, 0); p.vertex(x3, y3, 0); p.endShape() }; p.quad = function(x1, y1, x2, y2, x3, y3, x4, y4) { p.beginShape(16); p.vertex(x1, y1, 0); p.vertex(x2, y2, 0); p.vertex(x3, y3, 0); p.vertex(x4, y4, 0); p.endShape() }; var roundedRect$2d = function(x, y, width, height, tl, tr, br, bl) { if (bl === undef) { tr = tl; br = tl; bl = tl } var halfWidth = width / 2, halfHeight = height / 2; if (tl > halfWidth || tl > halfHeight) tl = Math.min(halfWidth, halfHeight); if (tr > halfWidth || tr > halfHeight) tr = Math.min(halfWidth, halfHeight); if (br > halfWidth || br > halfHeight) br = Math.min(halfWidth, halfHeight); if (bl > halfWidth || bl > halfHeight) bl = Math.min(halfWidth, halfHeight); if (!doFill || doStroke) curContext.translate(0.5, 0.5); curContext.beginPath(); curContext.moveTo(x + tl, y); curContext.lineTo(x + width - tr, y); curContext.quadraticCurveTo(x + width, y, x + width, y + tr); curContext.lineTo(x + width, y + height - br); curContext.quadraticCurveTo(x + width, y + height, x + width - br, y + height); curContext.lineTo(x + bl, y + height); curContext.quadraticCurveTo(x, y + height, x, y + height - bl); curContext.lineTo(x, y + tl); curContext.quadraticCurveTo(x, y, x + tl, y); if (!doFill || doStroke) curContext.translate(-0.5, -0.5); executeContextFill(); executeContextStroke() }; Drawing2D.prototype.rect = function(x, y, width, height, tl, tr, br, bl) { if (!width && !height) return; if (curRectMode === 1) { width -= x; height -= y } else if (curRectMode === 2) { width *= 2; height *= 2; x -= width / 2; y -= height / 2 } else if (curRectMode === 3) { x -= width / 2; y -= height / 2 } x = Math.round(x); y = Math.round(y); width = Math.round(width); height = Math.round(height); if (tl !== undef) { roundedRect$2d(x, y, width, height, tl, tr, br, bl); return } if (doStroke && lineWidth % 2 === 1) curContext.translate(0.5, 0.5); curContext.beginPath(); curContext.rect(x, y, width, height); executeContextFill(); executeContextStroke(); if (doStroke && lineWidth % 2 === 1) curContext.translate(-0.5, -0.5) }; Drawing3D.prototype.rect = function(x, y, width, height, tl, tr, br, bl) { if (tl !== undef) throw "rect() with rounded corners is not supported in 3D mode"; if (curRectMode === 1) { width -= x; height -= y } else if (curRectMode === 2) { width *= 2; height *= 2; x -= width / 2; y -= height / 2 } else if (curRectMode === 3) { x -= width / 2; y -= height / 2 } var model = new PMatrix3D; model.translate(x, y, 0); model.scale(width, height, 1); model.transpose(); var view = new PMatrix3D; view.scale(1, -1, 1); view.apply(modelView.array()); view.transpose(); if (lineWidth > 0 && doStroke) { curContext.useProgram(programObject2D); uniformMatrix("uModel2d", programObject2D, "uModel", false, model.array()); uniformMatrix("uView2d", programObject2D, "uView", false, view.array()); uniformf("uColor2d", programObject2D, "uColor", strokeStyle); uniformi("uIsDrawingText2d", programObject2D, "uIsDrawingText", false); vertexAttribPointer("aVertex2d", programObject2D, "aVertex", 3, rectBuffer); disableVertexAttribPointer("aTextureCoord2d", programObject2D, "aTextureCoord"); curContext.drawArrays(curContext.LINE_LOOP, 0, rectVerts.length / 3) } if (doFill) { curContext.useProgram(programObject3D); uniformMatrix("uModel3d", programObject3D, "uModel", false, model.array()); uniformMatrix("uView3d", programObject3D, "uView", false, view.array()); curContext.enable(curContext.POLYGON_OFFSET_FILL); curContext.polygonOffset(1, 1); uniformf("color3d", programObject3D, "uColor", fillStyle); if (lightCount > 0) { var v = new PMatrix3D; v.set(view); var m = new PMatrix3D; m.set(model); v.mult(m); var normalMatrix = new PMatrix3D; normalMatrix.set(v); normalMatrix.invert(); normalMatrix.transpose(); uniformMatrix("uNormalTransform3d", programObject3D, "uNormalTransform", false, normalMatrix.array()); vertexAttribPointer("aNormal3d", programObject3D, "aNormal", 3, rectNormBuffer) } else disableVertexAttribPointer("normal3d", programObject3D, "aNormal"); vertexAttribPointer("vertex3d", programObject3D, "aVertex", 3, rectBuffer); curContext.drawArrays(curContext.TRIANGLE_FAN, 0, rectVerts.length / 3); curContext.disable(curContext.POLYGON_OFFSET_FILL) } }; Drawing2D.prototype.ellipse = function(x, y, width, height) { x = x || 0; y = y || 0; if (width <= 0 && height <= 0) return; if (curEllipseMode === 2) { width *= 2; height *= 2 } else if (curEllipseMode === 1) { width = width - x; height = height - y; x += width / 2; y += height / 2 } else if (curEllipseMode === 0) { x += width / 2; y += height / 2 } if (width === height) { curContext.beginPath(); curContext.arc(x, y, width / 2, 0, 6.283185307179586, false); executeContextFill(); executeContextStroke() } else { var w = width / 2, h = height / 2, C = 0.5522847498307933, c_x = C * w, c_y = C * h; p.beginShape(); p.vertex(x + w, y); p.bezierVertex(x + w, y - c_y, x + c_x, y - h, x, y - h); p.bezierVertex(x - c_x, y - h, x - w, y - c_y, x - w, y); p.bezierVertex(x - w, y + c_y, x - c_x, y + h, x, y + h); p.bezierVertex(x + c_x, y + h, x + w, y + c_y, x + w, y); p.endShape() } }; Drawing3D.prototype.ellipse = function(x, y, width, height) { x = x || 0; y = y || 0; if (width <= 0 && height <= 0) return; if (curEllipseMode === 2) { width *= 2; height *= 2 } else if (curEllipseMode === 1) { width = width - x; height = height - y; x += width / 2; y += height / 2 } else if (curEllipseMode === 0) { x += width / 2; y += height / 2 } var w = width / 2, h = height / 2, C = 0.5522847498307933, c_x = C * w, c_y = C * h; p.beginShape(); p.vertex(x + w, y); p.bezierVertex(x + w, y - c_y, 0, x + c_x, y - h, 0, x, y - h, 0); p.bezierVertex(x - c_x, y - h, 0, x - w, y - c_y, 0, x - w, y, 0); p.bezierVertex(x - w, y + c_y, 0, x - c_x, y + h, 0, x, y + h, 0); p.bezierVertex(x + c_x, y + h, 0, x + w, y + c_y, 0, x + w, y, 0); p.endShape(); if (doFill) { var xAv = 0, yAv = 0, i, j; for (i = 0; i < vertArray.length; i++) { xAv += vertArray[i][0]; yAv += vertArray[i][1] } xAv /= vertArray.length; yAv /= vertArray.length; var vert = [], fillVertArray = [], colorVertArray = []; vert[0] = xAv; vert[1] = yAv; vert[2] = 0; vert[3] = 0; vert[4] = 0; vert[5] = fillStyle[0]; vert[6] = fillStyle[1]; vert[7] = fillStyle[2]; vert[8] = fillStyle[3]; vert[9] = strokeStyle[0]; vert[10] = strokeStyle[1]; vert[11] = strokeStyle[2]; vert[12] = strokeStyle[3]; vert[13] = normalX; vert[14] = normalY; vert[15] = normalZ; vertArray.unshift(vert); for (i = 0; i < vertArray.length; i++) { for (j = 0; j < 3; j++) fillVertArray.push(vertArray[i][j]); for (j = 5; j < 9; j++) colorVertArray.push(vertArray[i][j]) } fill3D(fillVertArray, "TRIANGLE_FAN", colorVertArray) } }; p.normal = function(nx, ny, nz) { if (arguments.length !== 3 || !(typeof nx === "number" && typeof ny === "number" && typeof nz === "number")) throw "normal() requires three numeric arguments."; normalX = nx; normalY = ny; normalZ = nz; if (curShape !== 0) if (normalMode === 0) normalMode = 1; else if (normalMode === 1) normalMode = 2 }; p.save = function(file, img) { if (img !== undef) return window.open(img.toDataURL(), "_blank"); return window.open(p.externals.canvas.toDataURL(), "_blank") }; var saveNumber = 0; p.saveFrame = function(file) { if (file === undef) file = "screen-####.png"; var frameFilename = file.replace(/#+/, function(all) { var s = "" + saveNumber++; while (s.length < all.length) s = "0" + s; return s }); p.save(frameFilename) }; var utilityContext2d = document.createElement("canvas").getContext("2d"); var canvasDataCache = [undef, undef, undef]; function getCanvasData(obj, w, h) { var canvasData = canvasDataCache.shift(); if (canvasData === undef) { canvasData = {}; canvasData.canvas = document.createElement("canvas"); canvasData.context = canvasData.canvas.getContext("2d") } canvasDataCache.push(canvasData); var canvas = canvasData.canvas, context = canvasData.context, width = w || obj.width, height = h || obj.height; canvas.width = width; canvas.height = height; if (!obj) context.clearRect(0, 0, width, height); else if ("data" in obj) context.putImageData(obj, 0, 0); else { context.clearRect(0, 0, width, height); context.drawImage(obj, 0, 0, width, height) } return canvasData } function buildPixelsObject(pImage) { return { getLength: function(aImg) { return function() { if (aImg.isRemote) throw "Image is loaded remotely. Cannot get length."; else return aImg.imageData.data.length ? aImg.imageData.data.length / 4 : 0 } }(pImage), getPixel: function(aImg) { return function(i) { var offset = i * 4, data = aImg.imageData.data; if (aImg.isRemote) throw "Image is loaded remotely. Cannot get pixels."; return (data[offset + 3] & 255) << 24 | (data[offset] & 255) << 16 | (data[offset + 1] & 255) << 8 | data[offset + 2] & 255 } }(pImage), setPixel: function(aImg) { return function(i, c) { var offset = i * 4, data = aImg.imageData.data; if (aImg.isRemote) throw "Image is loaded remotely. Cannot set pixel."; data[offset + 0] = (c >> 16) & 255; data[offset + 1] = (c >> 8) & 255; data[offset + 2] = c & 255; data[offset + 3] = (c >> 24) & 255; aImg.__isDirty = true } }(pImage), toArray: function(aImg) { return function() { var arr = [], data = aImg.imageData.data, length = aImg.width * aImg.height; if (aImg.isRemote) throw "Image is loaded remotely. Cannot get pixels."; for (var i = 0, offset = 0; i < length; i++, offset += 4) arr.push((data[offset + 3] & 255) << 24 | (data[offset] & 255) << 16 | (data[offset + 1] & 255) << 8 | data[offset + 2] & 255); return arr } }(pImage), set: function(aImg) { return function(arr) { var offset, data, c; if (this.isRemote) throw "Image is loaded remotely. Cannot set pixels."; data = aImg.imageData.data; for (var i = 0, aL = arr.length; i < aL; i++) { c = arr[i]; offset = i * 4; data[offset + 0] = (c >> 16) & 255; data[offset + 1] = (c >> 8) & 255; data[offset + 2] = c & 255; data[offset + 3] = (c >> 24) & 255 } aImg.__isDirty = true } }(pImage) } } var PImage = function(aWidth, aHeight, aFormat) { this.__isDirty = false; if (aWidth instanceof HTMLImageElement) this.fromHTMLImageData(aWidth); else if (aHeight || aFormat) { this.width = aWidth || 1; this.height = aHeight || 1; var canvas = this.sourceImg = document.createElement("canvas"); canvas.width = this.width; canvas.height = this.height; var imageData = this.imageData = canvas.getContext("2d").createImageData(this.width, this.height); this.format = aFormat === 2 || aFormat === 4 ? aFormat : 1; if (this.format === 1) for (var i = 3, data = this.imageData.data, len = data.length; i < len; i += 4) data[i] = 255; this.__isDirty = true; this.updatePixels() } else { this.width = 0; this.height = 0; this.imageData = utilityContext2d.createImageData(1, 1); this.format = 2 } this.pixels = buildPixelsObject(this) }; PImage.prototype = { __isPImage: true, updatePixels: function() { var canvas = this.sourceImg; if (canvas && canvas instanceof HTMLCanvasElement && this.__isDirty) canvas.getContext("2d").putImageData(this.imageData, 0, 0); this.__isDirty = false }, fromHTMLImageData: function(htmlImg) { var canvasData = getCanvasData(htmlImg); try { var imageData = canvasData.context.getImageData(0, 0, htmlImg.width, htmlImg.height); this.fromImageData(imageData) } catch(e) { if (htmlImg.width && htmlImg.height) { this.isRemote = true; this.width = htmlImg.width; this.height = htmlImg.height } } this.sourceImg = htmlImg }, "get": function(x, y, w, h) { if (!arguments.length) return p.get(this); if (arguments.length === 2) return p.get(x, y, this); if (arguments.length === 4) return p.get(x, y, w, h, this) }, "set": function(x, y, c) { p.set(x, y, c, this); this.__isDirty = true }, blend: function(srcImg, x, y, width, height, dx, dy, dwidth, dheight, MODE) { if (arguments.length === 9) p.blend(this, srcImg, x, y, width, height, dx, dy, dwidth, dheight, this); else if (arguments.length === 10) p.blend(srcImg, x, y, width, height, dx, dy, dwidth, dheight, MODE, this); delete this.sourceImg }, copy: function(srcImg, sx, sy, swidth, sheight, dx, dy, dwidth, dheight) { if (arguments.length === 8) p.blend(this, srcImg, sx, sy, swidth, sheight, dx, dy, dwidth, 0, this); else if (arguments.length === 9) p.blend(srcImg, sx, sy, swidth, sheight, dx, dy, dwidth, dheight, 0, this); delete this.sourceImg }, filter: function(mode, param) { if (arguments.length === 2) p.filter(mode, param, this); else if (arguments.length === 1) p.filter(mode, null, this); delete this.sourceImg }, save: function(file) { p.save(file, this) }, resize: function(w, h) { if (this.isRemote) throw "Image is loaded remotely. Cannot resize."; if (this.width !== 0 || this.height !== 0) { if (w === 0 && h !== 0) w = Math.floor(this.width / this.height * h); else if (h === 0 && w !== 0) h = Math.floor(this.height / this.width * w); var canvas = getCanvasData(this.imageData).canvas; var imageData = getCanvasData(canvas, w, h).context.getImageData(0, 0, w, h); this.fromImageData(imageData) } }, mask: function(mask) { var obj = this.toImageData(), i, size; if (mask instanceof PImage || mask.__isPImage) if (mask.width === this.width && mask.height === this.height) { mask = mask.toImageData(); for (i = 2, size = this.width * this.height * 4; i < size; i += 4) obj.data[i + 1] = mask.data[i] } else throw "mask must have the same dimensions as PImage."; else if (mask instanceof Array) if (this.width * this.height === mask.length) for (i = 0, size = mask.length; i < size; ++i) obj.data[i * 4 + 3] = mask[i]; else throw "mask array must be the same length as PImage pixels array."; this.fromImageData(obj) }, loadPixels: nop, toImageData: function() { if (this.isRemote) return this.sourceImg; if (!this.__isDirty) return this.imageData; var canvasData = getCanvasData(this.sourceImg); return canvasData.context.getImageData(0, 0, this.width, this.height) }, toDataURL: function() { if (this.isRemote) throw "Image is loaded remotely. Cannot create dataURI."; var canvasData = getCanvasData(this.imageData); return canvasData.canvas.toDataURL() }, fromImageData: function(canvasImg) { var w = canvasImg.width, h = canvasImg.height, canvas = document.createElement("canvas"), ctx = canvas.getContext("2d"); this.width = canvas.width = w; this.height = canvas.height = h; ctx.putImageData(canvasImg, 0, 0); this.format = 2; this.imageData = canvasImg; this.sourceImg = canvas } }; p.PImage = PImage; p.createImage = function(w, h, mode) { return new PImage(w, h, mode) }; p.loadImage = function(file, type, callback) { if (type) file = file + "." + type; var pimg; if (curSketch.imageCache.images[file]) { pimg = new PImage(curSketch.imageCache.images[file]); pimg.loaded = true; return pimg } pimg = new PImage; var img = document.createElement("img"); pimg.sourceImg = img; img.onload = function(aImage, aPImage, aCallback) { var image = aImage; var pimg = aPImage; var callback = aCallback; return function() { pimg.fromHTMLImageData(image); pimg.loaded = true; if (callback) callback() } }(img, pimg, callback); img.src = file; return pimg }; p.requestImage = p.loadImage; function get$2(x, y) { var data; if (x >= p.width || x < 0 || y < 0 || y >= p.height) return 0; if (isContextReplaced) { var offset = ((0 | x) + p.width * (0 | y)) * 4; data = p.imageData.data; return (data[offset + 3] & 255) << 24 | (data[offset] & 255) << 16 | (data[offset + 1] & 255) << 8 | data[offset + 2] & 255 } data = p.toImageData(0 | x, 0 | y, 1, 1).data; return (data[3] & 255) << 24 | (data[0] & 255) << 16 | (data[1] & 255) << 8 | data[2] & 255 } function get$3(x, y, img) { if (img.isRemote) throw "Image is loaded remotely. Cannot get x,y."; var offset = y * img.width * 4 + x * 4, data = img.imageData.data; return (data[offset + 3] & 255) << 24 | (data[offset] & 255) << 16 | (data[offset + 1] & 255) << 8 | data[offset + 2] & 255 } function get$4(x, y, w, h) { var c = new PImage(w, h, 2); c.fromImageData(p.toImageData(x, y, w, h)); return c } function get$5(x, y, w, h, img) { if (img.isRemote) throw "Image is loaded remotely. Cannot get x,y,w,h."; var c = new PImage(w, h, 2), cData = c.imageData.data, imgWidth = img.width, imgHeight = img.height, imgData = img.imageData.data; var startRow = Math.max(0, -y), startColumn = Math.max(0, -x), stopRow = Math.min(h, imgHeight - y), stopColumn = Math.min(w, imgWidth - x); for (var i = startRow; i < stopRow; ++i) { var sourceOffset = ((y + i) * imgWidth + (x + startColumn)) * 4; var targetOffset = (i * w + startColumn) * 4; for (var j = startColumn; j < stopColumn; ++j) { cData[targetOffset++] = imgData[sourceOffset++]; cData[targetOffset++] = imgData[sourceOffset++]; cData[targetOffset++] = imgData[sourceOffset++]; cData[targetOffset++] = imgData[sourceOffset++] } } c.__isDirty = true; return c } p.get = function(x, y, w, h, img) { if (img !== undefined) return get$5(x, y, w, h, img); if (h !== undefined) return get$4(x, y, w, h); if (w !== undefined) return get$3(x, y, w); if (y !== undefined) return get$2(x, y); if (x !== undefined) return get$5(0, 0, x.width, x.height, x); return get$4(0, 0, p.width, p.height) }; p.createGraphics = function(w, h, render) { var pg = new Processing; pg.size(w, h, render); pg.background(0, 0); return pg }; function resetContext() { if (isContextReplaced) { curContext = originalContext; isContextReplaced = false; p.updatePixels() } } function SetPixelContextWrapper() { function wrapFunction(newContext, name) { function wrapper() { resetContext(); curContext[name].apply(curContext, arguments) } newContext[name] = wrapper } function wrapProperty(newContext, name) { function getter() { resetContext(); return curContext[name] } function setter(value) { resetContext(); curContext[name] = value } p.defineProperty(newContext, name, { get: getter, set: setter }) } for (var n in curContext) if (typeof curContext[n] === "function") wrapFunction(this, n); else wrapProperty(this, n) } function replaceContext() { if (isContextReplaced) return; p.loadPixels(); if (proxyContext === null) { originalContext = curContext; proxyContext = new SetPixelContextWrapper } isContextReplaced = true; curContext = proxyContext; setPixelsCached = 0 } function set$3(x, y, c) { if (x < p.width && x >= 0 && y >= 0 && y < p.height) { replaceContext(); p.pixels.setPixel((0 | x) + p.width * (0 | y), c); if (++setPixelsCached > maxPixelsCached) resetContext() } } function set$4(x, y, obj, img) { if (img.isRemote) throw "Image is loaded remotely. Cannot set x,y."; var c = p.color.toArray(obj); var offset = y * img.width * 4 + x * 4; var data = img.imageData.data; data[offset] = c[0]; data[offset + 1] = c[1]; data[offset + 2] = c[2]; data[offset + 3] = c[3] } p.set = function(x, y, obj, img) { var color, oldFill; if (arguments.length === 3) if (typeof obj === "number") set$3(x, y, obj); else { if (obj instanceof PImage || obj.__isPImage) p.image(obj, x, y) } else if (arguments.length === 4) set$4(x, y, obj, img) }; p.imageData = {}; p.pixels = { getLength: function() { return p.imageData.data.length ? p.imageData.data.length / 4 : 0 }, getPixel: function(i) { var offset = i * 4, data = p.imageData.data; return data[offset + 3] << 24 & 4278190080 | data[offset + 0] << 16 & 16711680 | data[offset + 1] << 8 & 65280 | data[offset + 2] & 255 }, setPixel: function(i, c) { var offset = i * 4, data = p.imageData.data; data[offset + 0] = (c & 16711680) >>> 16; data[offset + 1] = (c & 65280) >>> 8; data[offset + 2] = c & 255; data[offset + 3] = (c & 4278190080) >>> 24 }, toArray: function() { var arr = [], length = p.imageData.width * p.imageData.height, data = p.imageData.data; for (var i = 0, offset = 0; i < length; i++, offset += 4) arr.push(data[offset + 3] << 24 & 4278190080 | data[offset + 0] << 16 & 16711680 | data[offset + 1] << 8 & 65280 | data[offset + 2] & 255); return arr }, set: function(arr) { for (var i = 0, aL = arr.length; i < aL; i++) this.setPixel(i, arr[i]) } }; p.loadPixels = function() { p.imageData = drawing.$ensureContext().getImageData(0, 0, p.width, p.height) }; p.updatePixels = function() { if (p.imageData) drawing.$ensureContext().putImageData(p.imageData, 0, 0) }; p.hint = function(which) { var curContext = drawing.$ensureContext(); if (which === 4) { curContext.disable(curContext.DEPTH_TEST); curContext.depthMask(false); curContext.clear(curContext.DEPTH_BUFFER_BIT) } else if (which === -4) { curContext.enable(curContext.DEPTH_TEST); curContext.depthMask(true) } else if (which === -1 || which === 2) renderSmooth = true; else if (which === 1) renderSmooth = false }; var backgroundHelper = function(arg1, arg2, arg3, arg4) { var obj; if (arg1 instanceof PImage || arg1.__isPImage) { obj = arg1; if (!obj.loaded) throw "Error using image in background(): PImage not loaded."; if (obj.width !== p.width || obj.height !== p.height) throw "Background image must be the same dimensions as the canvas."; } else obj = p.color(arg1, arg2, arg3, arg4); backgroundObj = obj }; Drawing2D.prototype.background = function(arg1, arg2, arg3, arg4) { if (arg1 !== undef) backgroundHelper(arg1, arg2, arg3, arg4); if (backgroundObj instanceof PImage || backgroundObj.__isPImage) { saveContext(); curContext.setTransform(1, 0, 0, 1, 0, 0); p.image(backgroundObj, 0, 0); restoreContext() } else { saveContext(); curContext.setTransform(1, 0, 0, 1, 0, 0); if (p.alpha(backgroundObj) !== colorModeA) curContext.clearRect(0, 0, p.width, p.height); curContext.fillStyle = p.color.toString(backgroundObj); curContext.fillRect(0, 0, p.width, p.height); isFillDirty = true; restoreContext() } }; Drawing3D.prototype.background = function(arg1, arg2, arg3, arg4) { if (arguments.length > 0) backgroundHelper(arg1, arg2, arg3, arg4); var c = p.color.toGLArray(backgroundObj); curContext.clearColor(c[0], c[1], c[2], c[3]); curContext.clear(curContext.COLOR_BUFFER_BIT | curContext.DEPTH_BUFFER_BIT) }; Drawing2D.prototype.image = function(img, x, y, w, h) { x = Math.round(x); y = Math.round(y); if (img.width > 0) { var wid = w || img.width; var hgt = h || img.height; var bounds = imageModeConvert(x || 0, y || 0, w || img.width, h || img.height, arguments.length < 4); var fastImage = !!img.sourceImg && curTint === null; if (fastImage) { var htmlElement = img.sourceImg; if (img.__isDirty) img.updatePixels(); curContext.drawImage(htmlElement, 0, 0, htmlElement.width, htmlElement.height, bounds.x, bounds.y, bounds.w, bounds.h) } else { var obj = img.toImageData(); if (curTint !== null) { curTint(obj); img.__isDirty = true } curContext.drawImage(getCanvasData(obj).canvas, 0, 0, img.width, img.height, bounds.x, bounds.y, bounds.w, bounds.h) } } }; Drawing3D.prototype.image = function(img, x, y, w, h) { if (img.width > 0) { x = Math.round(x); y = Math.round(y); w = w || img.width; h = h || img.height; p.beginShape(p.QUADS); p.texture(img); p.vertex(x, y, 0, 0, 0); p.vertex(x, y + h, 0, 0, h); p.vertex(x + w, y + h, 0, w, h); p.vertex(x + w, y, 0, w, 0); p.endShape() } }; p.tint = function(a1, a2, a3, a4) { var tintColor = p.color(a1, a2, a3, a4); var r = p.red(tintColor) / colorModeX; var g = p.green(tintColor) / colorModeY; var b = p.blue(tintColor) / colorModeZ; var a = p.alpha(tintColor) / colorModeA; curTint = function(obj) { var data = obj.data, length = 4 * obj.width * obj.height; for (var i = 0; i < length;) { data[i++] *= r; data[i++] *= g; data[i++] *= b; data[i++] *= a } }; curTint3d = function(data) { for (var i = 0; i < data.length;) { data[i++] = r; data[i++] = g; data[i++] = b; data[i++] = a } } }; p.noTint = function() { curTint = null; curTint3d = null }; p.copy = function(src, sx, sy, sw, sh, dx, dy, dw, dh) { if (dh === undef) { dh = dw; dw = dy; dy = dx; dx = sh; sh = sw; sw = sy; sy = sx; sx = src; src = p } p.blend(src, sx, sy, sw, sh, dx, dy, dw, dh, 0) }; p.blend = function(src, sx, sy, sw, sh, dx, dy, dw, dh, mode, pimgdest) { if (src.isRemote) throw "Image is loaded remotely. Cannot blend image."; if (mode === undef) { mode = dh; dh = dw; dw = dy; dy = dx; dx = sh; sh = sw; sw = sy; sy = sx; sx = src; src = p } var sx2 = sx + sw, sy2 = sy + sh, dx2 = dx + dw, dy2 = dy + dh, dest = pimgdest || p; if (pimgdest === undef || mode === undef) p.loadPixels(); src.loadPixels(); if (src === p && p.intersect(sx, sy, sx2, sy2, dx, dy, dx2, dy2)) p.blit_resize(p.get(sx, sy, sx2 - sx, sy2 - sy), 0, 0, sx2 - sx - 1, sy2 - sy - 1, dest.imageData.data, dest.width, dest.height, dx, dy, dx2, dy2, mode); else p.blit_resize(src, sx, sy, sx2, sy2, dest.imageData.data, dest.width, dest.height, dx, dy, dx2, dy2, mode); if (pimgdest === undef) p.updatePixels() }; var buildBlurKernel = function(r) { var radius = p.floor(r * 3.5), i, radiusi; radius = radius < 1 ? 1 : radius < 248 ? radius : 248; if (p.shared.blurRadius !== radius) { p.shared.blurRadius = radius; p.shared.blurKernelSize = 1 + (p.shared.blurRadius << 1); p.shared.blurKernel = new Float32Array(p.shared.blurKernelSize); var sharedBlurKernal = p.shared.blurKernel; var sharedBlurKernelSize = p.shared.blurKernelSize; var sharedBlurRadius = p.shared.blurRadius; for (i = 0; i < sharedBlurKernelSize; i++) sharedBlurKernal[i] = 0; var radiusiSquared = (radius - 1) * (radius - 1); for (i = 1; i < radius; i++) sharedBlurKernal[radius + i] = sharedBlurKernal[radiusi] = radiusiSquared; sharedBlurKernal[radius] = radius * radius } }; var blurARGB = function(r, aImg) { var sum, cr, cg, cb, ca, c, m; var read, ri, ym, ymi, bk0; var wh = aImg.pixels.getLength(); var r2 = new Float32Array(wh); var g2 = new Float32Array(wh); var b2 = new Float32Array(wh); var a2 = new Float32Array(wh); var yi = 0; var x, y, i, offset; buildBlurKernel(r); var aImgHeight = aImg.height; var aImgWidth = aImg.width; var sharedBlurKernelSize = p.shared.blurKernelSize; var sharedBlurRadius = p.shared.blurRadius; var sharedBlurKernal = p.shared.blurKernel; var pix = aImg.imageData.data; for (y = 0; y < aImgHeight; y++) { for (x = 0; x < aImgWidth; x++) { cb = cg = cr = ca = sum = 0; read = x - sharedBlurRadius; if (read < 0) { bk0 = -read; read = 0 } else { if (read >= aImgWidth) break; bk0 = 0 } for (i = bk0; i < sharedBlurKernelSize; i++) { if (read >= aImgWidth) break; offset = (read + yi) * 4; m = sharedBlurKernal[i]; ca += m * pix[offset + 3]; cr += m * pix[offset]; cg += m * pix[offset + 1]; cb += m * pix[offset + 2]; sum += m; read++ } ri = yi + x; a2[ri] = ca / sum; r2[ri] = cr / sum; g2[ri] = cg / sum; b2[ri] = cb / sum } yi += aImgWidth } yi = 0; ym = -sharedBlurRadius; ymi = ym * aImgWidth; for (y = 0; y < aImgHeight; y++) { for (x = 0; x < aImgWidth; x++) { cb = cg = cr = ca = sum = 0; if (ym < 0) { bk0 = ri = -ym; read = x } else { if (ym >= aImgHeight) break; bk0 = 0; ri = ym; read = x + ymi } for (i = bk0; i < sharedBlurKernelSize; i++) { if (ri >= aImgHeight) break; m = sharedBlurKernal[i]; ca += m * a2[read]; cr += m * r2[read]; cg += m * g2[read]; cb += m * b2[read]; sum += m; ri++; read += aImgWidth } offset = (x + yi) * 4; pix[offset] = cr / sum; pix[offset + 1] = cg / sum; pix[offset + 2] = cb / sum; pix[offset + 3] = ca / sum } yi += aImgWidth; ymi += aImgWidth; ym++ } }; var dilate = function(isInverted, aImg) { var currIdx = 0; var maxIdx = aImg.pixels.getLength(); var out = new Int32Array(maxIdx); var currRowIdx, maxRowIdx, colOrig, colOut, currLum; var idxRight, idxLeft, idxUp, idxDown, colRight, colLeft, colUp, colDown, lumRight, lumLeft, lumUp, lumDown; if (!isInverted) while (currIdx < maxIdx) { currRowIdx = currIdx; maxRowIdx = currIdx + aImg.width; while (currIdx < maxRowIdx) { colOrig = colOut = aImg.pixels.getPixel(currIdx); idxLeft = currIdx - 1; idxRight = currIdx + 1; idxUp = currIdx - aImg.width; idxDown = currIdx + aImg.width; if (idxLeft < currRowIdx) idxLeft = currIdx; if (idxRight >= maxRowIdx) idxRight = currIdx; if (idxUp < 0) idxUp = 0; if (idxDown >= maxIdx) idxDown = currIdx; colUp = aImg.pixels.getPixel(idxUp); colLeft = aImg.pixels.getPixel(idxLeft); colDown = aImg.pixels.getPixel(idxDown); colRight = aImg.pixels.getPixel(idxRight); currLum = 77 * (colOrig >> 16 & 255) + 151 * (colOrig >> 8 & 255) + 28 * (colOrig & 255); lumLeft = 77 * (colLeft >> 16 & 255) + 151 * (colLeft >> 8 & 255) + 28 * (colLeft & 255); lumRight = 77 * (colRight >> 16 & 255) + 151 * (colRight >> 8 & 255) + 28 * (colRight & 255); lumUp = 77 * (colUp >> 16 & 255) + 151 * (colUp >> 8 & 255) + 28 * (colUp & 255); lumDown = 77 * (colDown >> 16 & 255) + 151 * (colDown >> 8 & 255) + 28 * (colDown & 255); if (lumLeft > currLum) { colOut = colLeft; currLum = lumLeft } if (lumRight > currLum) { colOut = colRight; currLum = lumRight } if (lumUp > currLum) { colOut = colUp; currLum = lumUp } if (lumDown > currLum) { colOut = colDown; currLum = lumDown } out[currIdx++] = colOut } } else while (currIdx < maxIdx) { currRowIdx = currIdx; maxRowIdx = currIdx + aImg.width; while (currIdx < maxRowIdx) { colOrig = colOut = aImg.pixels.getPixel(currIdx); idxLeft = currIdx - 1; idxRight = currIdx + 1; idxUp = currIdx - aImg.width; idxDown = currIdx + aImg.width; if (idxLeft < currRowIdx) idxLeft = currIdx; if (idxRight >= maxRowIdx) idxRight = currIdx; if (idxUp < 0) idxUp = 0; if (idxDown >= maxIdx) idxDown = currIdx; colUp = aImg.pixels.getPixel(idxUp); colLeft = aImg.pixels.getPixel(idxLeft); colDown = aImg.pixels.getPixel(idxDown); colRight = aImg.pixels.getPixel(idxRight); currLum = 77 * (colOrig >> 16 & 255) + 151 * (colOrig >> 8 & 255) + 28 * (colOrig & 255); lumLeft = 77 * (colLeft >> 16 & 255) + 151 * (colLeft >> 8 & 255) + 28 * (colLeft & 255); lumRight = 77 * (colRight >> 16 & 255) + 151 * (colRight >> 8 & 255) + 28 * (colRight & 255); lumUp = 77 * (colUp >> 16 & 255) + 151 * (colUp >> 8 & 255) + 28 * (colUp & 255); lumDown = 77 * (colDown >> 16 & 255) + 151 * (colDown >> 8 & 255) + 28 * (colDown & 255); if (lumLeft < currLum) { colOut = colLeft; currLum = lumLeft } if (lumRight < currLum) { colOut = colRight; currLum = lumRight } if (lumUp < currLum) { colOut = colUp; currLum = lumUp } if (lumDown < currLum) { colOut = colDown; currLum = lumDown } out[currIdx++] = colOut } } aImg.pixels.set(out) }; p.filter = function(kind, param, aImg) { var img, col, lum, i; if (arguments.length === 3) { aImg.loadPixels(); img = aImg } else { p.loadPixels(); img = p } if (param === undef) param = null; if (img.isRemote) throw "Image is loaded remotely. Cannot filter image."; var imglen = img.pixels.getLength(); switch (kind) { case 11: var radius = param || 1; blurARGB(radius, img); break; case 12: if (img.format === 4) { for (i = 0; i < imglen; i++) { col = 255 - img.pixels.getPixel(i); img.pixels.setPixel(i, 4278190080 | col << 16 | col << 8 | col) } img.format = 1 } else for (i = 0; i < imglen; i++) { col = img.pixels.getPixel(i); lum = 77 * (col >> 16 & 255) + 151 * (col >> 8 & 255) + 28 * (col & 255) >> 8; img.pixels.setPixel(i, col & 4278190080 | lum << 16 | lum << 8 | lum) } break; case 13: for (i = 0; i < imglen; i++) img.pixels.setPixel(i, img.pixels.getPixel(i) ^ 16777215); break; case 15: if (param === null) throw "Use filter(POSTERIZE, int levels) instead of filter(POSTERIZE)"; var levels = p.floor(param); if (levels < 2 || levels > 255) throw "Levels must be between 2 and 255 for filter(POSTERIZE, levels)"; var levels1 = levels - 1; for (i = 0; i < imglen; i++) { var rlevel = img.pixels.getPixel(i) >> 16 & 255; var glevel = img.pixels.getPixel(i) >> 8 & 255; var blevel = img.pixels.getPixel(i) & 255; rlevel = (rlevel * levels >> 8) * 255 / levels1; glevel = (glevel * levels >> 8) * 255 / levels1; blevel = (blevel * levels >> 8) * 255 / levels1; img.pixels.setPixel(i, 4278190080 & img.pixels.getPixel(i) | rlevel << 16 | glevel << 8 | blevel) } break; case 14: for (i = 0; i < imglen; i++) img.pixels.setPixel(i, img.pixels.getPixel(i) | 4278190080); img.format = 1; break; case 16: if (param === null) param = 0.5; if (param < 0 || param > 1) throw "Level must be between 0 and 1 for filter(THRESHOLD, level)"; var thresh = p.floor(param * 255); for (i = 0; i < imglen; i++) { var max = p.max((img.pixels.getPixel(i) & 16711680) >> 16, p.max((img.pixels.getPixel(i) & 65280) >> 8, img.pixels.getPixel(i) & 255)); img.pixels.setPixel(i, img.pixels.getPixel(i) & 4278190080 | (max < thresh ? 0 : 16777215)) } break; case 17: dilate(true, img); break; case 18: dilate(false, img); break } img.updatePixels() }; p.shared = { fracU: 0, ifU: 0, fracV: 0, ifV: 0, u1: 0, u2: 0, v1: 0, v2: 0, sX: 0, sY: 0, iw: 0, iw1: 0, ih1: 0, ul: 0, ll: 0, ur: 0, lr: 0, cUL: 0, cLL: 0, cUR: 0, cLR: 0, srcXOffset: 0, srcYOffset: 0, r: 0, g: 0, b: 0, a: 0, srcBuffer: null, blurRadius: 0, blurKernelSize: 0, blurKernel: null }; p.intersect = function(sx1, sy1, sx2, sy2, dx1, dy1, dx2, dy2) { var sw = sx2 - sx1 + 1; var sh = sy2 - sy1 + 1; var dw = dx2 - dx1 + 1; var dh = dy2 - dy1 + 1; if (dx1 < sx1) { dw += dx1 - sx1; if (dw > sw) dw = sw } else { var w = sw + sx1 - dx1; if (dw > w) dw = w } if (dy1 < sy1) { dh += dy1 - sy1; if (dh > sh) dh = sh } else { var h = sh + sy1 - dy1; if (dh > h) dh = h } return ! (dw <= 0 || dh <= 0) }; var blendFuncs = {}; blendFuncs[1] = p.modes.blend; blendFuncs[2] = p.modes.add; blendFuncs[4] = p.modes.subtract; blendFuncs[8] = p.modes.lightest; blendFuncs[16] = p.modes.darkest; blendFuncs[0] = p.modes.replace; blendFuncs[32] = p.modes.difference; blendFuncs[64] = p.modes.exclusion; blendFuncs[128] = p.modes.multiply; blendFuncs[256] = p.modes.screen; blendFuncs[512] = p.modes.overlay; blendFuncs[1024] = p.modes.hard_light; blendFuncs[2048] = p.modes.soft_light; blendFuncs[4096] = p.modes.dodge; blendFuncs[8192] = p.modes.burn; p.blit_resize = function(img, srcX1, srcY1, srcX2, srcY2, destPixels, screenW, screenH, destX1, destY1, destX2, destY2, mode) { var x, y; if (srcX1 < 0) srcX1 = 0; if (srcY1 < 0) srcY1 = 0; if (srcX2 >= img.width) srcX2 = img.width - 1; if (srcY2 >= img.height) srcY2 = img.height - 1; var srcW = srcX2 - srcX1; var srcH = srcY2 - srcY1; var destW = destX2 - destX1; var destH = destY2 - destY1; if (destW <= 0 || destH <= 0 || srcW <= 0 || srcH <= 0 || destX1 >= screenW || destY1 >= screenH || srcX1 >= img.width || srcY1 >= img.height) return; var dx = Math.floor(srcW / destW * 32768); var dy = Math.floor(srcH / destH * 32768); var pshared = p.shared; pshared.srcXOffset = Math.floor(destX1 < 0 ? -destX1 * dx : srcX1 * 32768); pshared.srcYOffset = Math.floor(destY1 < 0 ? -destY1 * dy : srcY1 * 32768); if (destX1 < 0) { destW += destX1; destX1 = 0 } if (destY1 < 0) { destH += destY1; destY1 = 0 } destW = Math.min(destW, screenW - destX1); destH = Math.min(destH, screenH - destY1); var destOffset = destY1 * screenW + destX1; var destColor; pshared.srcBuffer = img.imageData.data; pshared.iw = img.width; pshared.iw1 = img.width - 1; pshared.ih1 = img.height - 1; var filterBilinear = p.filter_bilinear, filterNewScanline = p.filter_new_scanline, blendFunc = blendFuncs[mode], blendedColor, idx, cULoffset, cURoffset, cLLoffset, cLRoffset, ALPHA_MASK = 4278190080, RED_MASK = 16711680, GREEN_MASK = 65280, BLUE_MASK = 255, PREC_MAXVAL = 32767, PRECISIONB = 15, PREC_RED_SHIFT = 1, PREC_ALPHA_SHIFT = 9, srcBuffer = pshared.srcBuffer, min = Math.min; for (y = 0; y < destH; y++) { pshared.sX = pshared.srcXOffset; pshared.fracV = pshared.srcYOffset & PREC_MAXVAL; pshared.ifV = PREC_MAXVAL - pshared.fracV; pshared.v1 = (pshared.srcYOffset >> PRECISIONB) * pshared.iw; pshared.v2 = min((pshared.srcYOffset >> PRECISIONB) + 1, pshared.ih1) * pshared.iw; for (x = 0; x < destW; x++) { idx = (destOffset + x) * 4; destColor = destPixels[idx + 3] << 24 & ALPHA_MASK | destPixels[idx] << 16 & RED_MASK | destPixels[idx + 1] << 8 & GREEN_MASK | destPixels[idx + 2] & BLUE_MASK; pshared.fracU = pshared.sX & PREC_MAXVAL; pshared.ifU = PREC_MAXVAL - pshared.fracU; pshared.ul = pshared.ifU * pshared.ifV >> PRECISIONB; pshared.ll = pshared.ifU * pshared.fracV >> PRECISIONB; pshared.ur = pshared.fracU * pshared.ifV >> PRECISIONB; pshared.lr = pshared.fracU * pshared.fracV >> PRECISIONB; pshared.u1 = pshared.sX >> PRECISIONB; pshared.u2 = min(pshared.u1 + 1, pshared.iw1); cULoffset = (pshared.v1 + pshared.u1) * 4; cURoffset = (pshared.v1 + pshared.u2) * 4; cLLoffset = (pshared.v2 + pshared.u1) * 4; cLRoffset = (pshared.v2 + pshared.u2) * 4; pshared.cUL = srcBuffer[cULoffset + 3] << 24 & ALPHA_MASK | srcBuffer[cULoffset] << 16 & RED_MASK | srcBuffer[cULoffset + 1] << 8 & GREEN_MASK | srcBuffer[cULoffset + 2] & BLUE_MASK; pshared.cUR = srcBuffer[cURoffset + 3] << 24 & ALPHA_MASK | srcBuffer[cURoffset] << 16 & RED_MASK | srcBuffer[cURoffset + 1] << 8 & GREEN_MASK | srcBuffer[cURoffset + 2] & BLUE_MASK; pshared.cLL = srcBuffer[cLLoffset + 3] << 24 & ALPHA_MASK | srcBuffer[cLLoffset] << 16 & RED_MASK | srcBuffer[cLLoffset + 1] << 8 & GREEN_MASK | srcBuffer[cLLoffset + 2] & BLUE_MASK; pshared.cLR = srcBuffer[cLRoffset + 3] << 24 & ALPHA_MASK | srcBuffer[cLRoffset] << 16 & RED_MASK | srcBuffer[cLRoffset + 1] << 8 & GREEN_MASK | srcBuffer[cLRoffset + 2] & BLUE_MASK; pshared.r = pshared.ul * ((pshared.cUL & RED_MASK) >> 16) + pshared.ll * ((pshared.cLL & RED_MASK) >> 16) + pshared.ur * ((pshared.cUR & RED_MASK) >> 16) + pshared.lr * ((pshared.cLR & RED_MASK) >> 16) << PREC_RED_SHIFT & RED_MASK; pshared.g = pshared.ul * (pshared.cUL & GREEN_MASK) + pshared.ll * (pshared.cLL & GREEN_MASK) + pshared.ur * (pshared.cUR & GREEN_MASK) + pshared.lr * (pshared.cLR & GREEN_MASK) >>> PRECISIONB & GREEN_MASK; pshared.b = pshared.ul * (pshared.cUL & BLUE_MASK) + pshared.ll * (pshared.cLL & BLUE_MASK) + pshared.ur * (pshared.cUR & BLUE_MASK) + pshared.lr * (pshared.cLR & BLUE_MASK) >>> PRECISIONB; pshared.a = pshared.ul * ((pshared.cUL & ALPHA_MASK) >>> 24) + pshared.ll * ((pshared.cLL & ALPHA_MASK) >>> 24) + pshared.ur * ((pshared.cUR & ALPHA_MASK) >>> 24) + pshared.lr * ((pshared.cLR & ALPHA_MASK) >>> 24) << PREC_ALPHA_SHIFT & ALPHA_MASK; blendedColor = blendFunc(destColor, pshared.a | pshared.r | pshared.g | pshared.b); destPixels[idx] = (blendedColor & RED_MASK) >>> 16; destPixels[idx + 1] = (blendedColor & GREEN_MASK) >>> 8; destPixels[idx + 2] = blendedColor & BLUE_MASK; destPixels[idx + 3] = (blendedColor & ALPHA_MASK) >>> 24; pshared.sX += dx } destOffset += screenW; pshared.srcYOffset += dy } }; p.loadFont = function(name, size) { if (name === undef) throw "font name required in loadFont."; if (name.indexOf(".svg") === -1) { if (size === undef) size = curTextFont.size; return PFont.get(name, size) } var font = p.loadGlyphs(name); return { name: name, css: "12px sans-serif", glyph: true, units_per_em: font.units_per_em, horiz_adv_x: 1 / font.units_per_em * font.horiz_adv_x, ascent: font.ascent, descent: font.descent, width: function(str) { var width = 0; var len = str.length; for (var i = 0; i < len; i++) try { width += parseFloat(p.glyphLook(p.glyphTable[name], str[i]).horiz_adv_x) } catch(e) { Processing.debug(e) } return width / p.glyphTable[name].units_per_em } } }; p.createFont = function(name, size) { return p.loadFont(name, size) }; p.textFont = function(pfont, size) { if (size !== undef) { if (!pfont.glyph) pfont = PFont.get(pfont.name, size); curTextSize = size } curTextFont = pfont; curFontName = curTextFont.name; curTextAscent = curTextFont.ascent; curTextDescent = curTextFont.descent; curTextLeading = curTextFont.leading; var curContext = drawing.$ensureContext(); curContext.font = curTextFont.css }; p.textSize = function(size) { curTextFont = PFont.get(curFontName, size); curTextSize = size; curTextAscent = curTextFont.ascent; curTextDescent = curTextFont.descent; curTextLeading = curTextFont.leading; var curContext = drawing.$ensureContext(); curContext.font = curTextFont.css }; p.textAscent = function() { return curTextAscent }; p.textDescent = function() { return curTextDescent }; p.textLeading = function(leading) { curTextLeading = leading }; p.textAlign = function(xalign, yalign) { horizontalTextAlignment = xalign; verticalTextAlignment = yalign || 0 }; function toP5String(obj) { if (obj instanceof String) return obj; if (typeof obj === "number") { if (obj === (0 | obj)) return obj.toString(); return p.nf(obj, 0, 3) } if (obj === null || obj === undef) return ""; return obj.toString() } Drawing2D.prototype.textWidth = function(str) { var lines = toP5String(str).split(/\r?\n/g), width = 0; var i, linesCount = lines.length; curContext.font = curTextFont.css; for (i = 0; i < linesCount; ++i) width = Math.max(width, curTextFont.measureTextWidth(lines[i])); return width | 0 }; Drawing3D.prototype.textWidth = function(str) { var lines = toP5String(str).split(/\r?\n/g), width = 0; var i, linesCount = lines.length; if (textcanvas === undef) textcanvas = document.createElement("canvas"); var textContext = textcanvas.getContext("2d"); textContext.font = curTextFont.css; for (i = 0; i < linesCount; ++i) width = Math.max(width, textContext.measureText(lines[i]).width); return width | 0 }; p.glyphLook = function(font, chr) { try { switch (chr) { case "1": return font.one; case "2": return font.two; case "3": return font.three; case "4": return font.four; case "5": return font.five; case "6": return font.six; case "7": return font.seven; case "8": return font.eight; case "9": return font.nine; case "0": return font.zero; case " ": return font.space; case "$": return font.dollar; case "!": return font.exclam; case '"': return font.quotedbl; case "#": return font.numbersign; case "%": return font.percent; case "&": return font.ampersand; case "'": return font.quotesingle; case "(": return font.parenleft; case ")": return font.parenright; case "*": return font.asterisk; case "+": return font.plus; case ",": return font.comma; case "-": return font.hyphen; case ".": return font.period; case "/": return font.slash; case "_": return font.underscore; case ":": return font.colon; case ";": return font.semicolon; case "<": return font.less; case "=": return font.equal; case ">": return font.greater; case "?": return font.question; case "@": return font.at; case "[": return font.bracketleft; case "\\": return font.backslash; case "]": return font.bracketright; case "^": return font.asciicircum; case "`": return font.grave; case "{": return font.braceleft; case "|": return font.bar; case "}": return font.braceright; case "~": return font.asciitilde; default: return font[chr] } } catch(e) { Processing.debug(e) } }; Drawing2D.prototype.text$line = function(str, x, y, z, align) { var textWidth = 0, xOffset = 0; if (!curTextFont.glyph) { if (str && "fillText" in curContext) { if (isFillDirty) { curContext.fillStyle = p.color.toString(currentFillColor); isFillDirty = false } if (align === 39 || align === 3) { textWidth = curTextFont.measureTextWidth(str); if (align === 39) xOffset = -textWidth; else xOffset = -textWidth / 2 } curContext.fillText(str, x + xOffset, y) } } else { var font = p.glyphTable[curFontName]; saveContext(); curContext.translate(x, y + curTextSize); if (align === 39 || align === 3) { textWidth = font.width(str); if (align === 39) xOffset = -textWidth; else xOffset = -textWidth / 2 } var upem = font.units_per_em, newScale = 1 / upem * curTextSize; curContext.scale(newScale, newScale); for (var i = 0, len = str.length; i < len; i++) try { p.glyphLook(font, str[i]).draw() } catch(e) { Processing.debug(e) } restoreContext() } }; Drawing3D.prototype.text$line = function(str, x, y, z, align) { if (textcanvas === undef) textcanvas = document.createElement("canvas"); var oldContext = curContext; curContext = textcanvas.getContext("2d"); curContext.font = curTextFont.css; var textWidth = curTextFont.measureTextWidth(str); textcanvas.width = textWidth; textcanvas.height = curTextSize; curContext = textcanvas.getContext("2d"); curContext.font = curTextFont.css; curContext.textBaseline = "top"; Drawing2D.prototype.text$line(str, 0, 0, 0, 37); var aspect = textcanvas.width / textcanvas.height; curContext = oldContext; curContext.bindTexture(curContext.TEXTURE_2D, textTex); curContext.texImage2D(curContext.TEXTURE_2D, 0, curContext.RGBA, curContext.RGBA, curContext.UNSIGNED_BYTE, textcanvas); curContext.texParameteri(curContext.TEXTURE_2D, curContext.TEXTURE_MAG_FILTER, curContext.LINEAR); curContext.texParameteri(curContext.TEXTURE_2D, curContext.TEXTURE_MIN_FILTER, curContext.LINEAR); curContext.texParameteri(curContext.TEXTURE_2D, curContext.TEXTURE_WRAP_T, curContext.CLAMP_TO_EDGE); curContext.texParameteri(curContext.TEXTURE_2D, curContext.TEXTURE_WRAP_S, curContext.CLAMP_TO_EDGE); var xOffset = 0; if (align === 39) xOffset = -textWidth; else if (align === 3) xOffset = -textWidth / 2; var model = new PMatrix3D; var scalefactor = curTextSize * 0.5; model.translate(x + xOffset - scalefactor / 2, y - scalefactor, z); model.scale(-aspect * scalefactor, -scalefactor, scalefactor); model.translate(-1, -1, -1); model.transpose(); var view = new PMatrix3D; view.scale(1, -1, 1); view.apply(modelView.array()); view.transpose(); curContext.useProgram(programObject2D); vertexAttribPointer("aVertex2d", programObject2D, "aVertex", 3, textBuffer); vertexAttribPointer("aTextureCoord2d", programObject2D, "aTextureCoord", 2, textureBuffer); uniformi("uSampler2d", programObject2D, "uSampler", [0]); uniformi("uIsDrawingText2d", programObject2D, "uIsDrawingText", true); uniformMatrix("uModel2d", programObject2D, "uModel", false, model.array()); uniformMatrix("uView2d", programObject2D, "uView", false, view.array()); uniformf("uColor2d", programObject2D, "uColor", fillStyle); curContext.bindBuffer(curContext.ELEMENT_ARRAY_BUFFER, indexBuffer); curContext.drawElements(curContext.TRIANGLES, 6, curContext.UNSIGNED_SHORT, 0) }; function text$4(str, x, y, z) { var lines, linesCount; if (str.indexOf("\n") < 0) { lines = [str]; linesCount = 1 } else { lines = str.split(/\r?\n/g); linesCount = lines.length } var yOffset = 0; if (verticalTextAlignment === 101) yOffset = curTextAscent + curTextDescent; else if (verticalTextAlignment === 3) yOffset = curTextAscent / 2 - (linesCount - 1) * curTextLeading / 2; else if (verticalTextAlignment === 102) yOffset = -(curTextDescent + (linesCount - 1) * curTextLeading); for (var i = 0; i < linesCount; ++i) { var line = lines[i]; drawing.text$line(line, x, y + yOffset, z, horizontalTextAlignment); yOffset += curTextLeading } } function text$6(str, x, y, width, height, z) { if (str.length === 0 || width === 0 || height === 0) return; if (curTextSize > height) return; var spaceMark = -1; var start = 0; var lineWidth = 0; var drawCommands = []; for (var charPos = 0, len = str.length; charPos < len; charPos++) { var currentChar = str[charPos]; var spaceChar = currentChar === " "; var letterWidth = curTextFont.measureTextWidth(currentChar); if (currentChar !== "\n" && lineWidth + letterWidth <= width) { if (spaceChar) spaceMark = charPos; lineWidth += letterWidth } else { if (spaceMark + 1 === start) if (charPos > 0) spaceMark = charPos; else return; if (currentChar === "\n") { drawCommands.push({ text: str.substring(start, charPos), width: lineWidth }); start = charPos + 1 } else { drawCommands.push({ text: str.substring(start, spaceMark + 1), width: lineWidth }); start = spaceMark + 1 } lineWidth = 0; charPos = start - 1 } } if (start < len) drawCommands.push({ text: str.substring(start), width: lineWidth }); var xOffset = 1, yOffset = curTextAscent; if (horizontalTextAlignment === 3) xOffset = width / 2; else if (horizontalTextAlignment === 39) xOffset = width; var linesCount = drawCommands.length, visibleLines = Math.min(linesCount, Math.floor(height / curTextLeading)); if (verticalTextAlignment === 101) yOffset = curTextAscent + curTextDescent; else if (verticalTextAlignment === 3) yOffset = height / 2 - curTextLeading * (visibleLines / 2 - 1); else if (verticalTextAlignment === 102) yOffset = curTextDescent + curTextLeading; var command, drawCommand, leading; for (command = 0; command < linesCount; command++) { leading = command * curTextLeading; if (yOffset + leading > height - curTextDescent) break; drawCommand = drawCommands[command]; drawing.text$line(drawCommand.text, x + xOffset, y + yOffset + leading, z, horizontalTextAlignment) } } p.text = function() { if (textMode === 5) return; if (arguments.length === 3) text$4(toP5String(arguments[0]), arguments[1], arguments[2], 0); else if (arguments.length === 4) text$4(toP5String(arguments[0]), arguments[1], arguments[2], arguments[3]); else if (arguments.length === 5) text$6(toP5String(arguments[0]), arguments[1], arguments[2], arguments[3], arguments[4], 0); else if (arguments.length === 6) text$6(toP5String(arguments[0]), arguments[1], arguments[2], arguments[3], arguments[4], arguments[5]) }; p.textMode = function(mode) { textMode = mode }; p.loadGlyphs = function(url) { var x, y, cx, cy, nx, ny, d, a, lastCom, lenC, horiz_adv_x, getXY = "[0-9\\-]+", path; var regex = function(needle, hay) { var i = 0, results = [], latest, regexp = new RegExp(needle, "g"); latest = results[i] = regexp.exec(hay); while (latest) { i++; latest = results[i] = regexp.exec(hay) } return results }; var buildPath = function(d) { var c = regex("[A-Za-z][0-9\\- ]+|Z", d); var beforePathDraw = function() { saveContext(); return drawing.$ensureContext() }; var afterPathDraw = function() { executeContextFill(); executeContextStroke(); restoreContext() }; path = "return {draw:function(){var curContext=beforePathDraw();curContext.beginPath();"; x = 0; y = 0; cx = 0; cy = 0; nx = 0; ny = 0; d = 0; a = 0; lastCom = ""; lenC = c.length - 1; for (var j = 0; j < lenC; j++) { var com = c[j][0], xy = regex(getXY, com); switch (com[0]) { case "M": x = parseFloat(xy[0][0]); y = parseFloat(xy[1][0]); path += "curContext.moveTo(" + x + "," + -y + ");"; break; case "L": x = parseFloat(xy[0][0]); y = parseFloat(xy[1][0]); path += "curContext.lineTo(" + x + "," + -y + ");"; break; case "H": x = parseFloat(xy[0][0]); path += "curContext.lineTo(" + x + "," + -y + ");"; break; case "V": y = parseFloat(xy[0][0]); path += "curContext.lineTo(" + x + "," + -y + ");"; break; case "T": nx = parseFloat(xy[0][0]); ny = parseFloat(xy[1][0]); if (lastCom === "Q" || lastCom === "T") { d = Math.sqrt(Math.pow(x - cx, 2) + Math.pow(cy - y, 2)); a = Math.PI + Math.atan2(cx - x, cy - y); cx = x + Math.sin(a) * d; cy = y + Math.cos(a) * d } else { cx = x; cy = y } path += "curContext.quadraticCurveTo(" + cx + "," + -cy + "," + nx + "," + -ny + ");"; x = nx; y = ny; break; case "Q": cx = parseFloat(xy[0][0]); cy = parseFloat(xy[1][0]); nx = parseFloat(xy[2][0]); ny = parseFloat(xy[3][0]); path += "curContext.quadraticCurveTo(" + cx + "," + -cy + "," + nx + "," + -ny + ");"; x = nx; y = ny; break; case "Z": path += "curContext.closePath();"; break } lastCom = com[0] } path += "afterPathDraw();"; path += "curContext.translate(" + horiz_adv_x + ",0);"; path += "}}"; return (new Function("beforePathDraw", "afterPathDraw", path))(beforePathDraw, afterPathDraw) }; var parseSVGFont = function(svg) { var font = svg.getElementsByTagName("font"); p.glyphTable[url].horiz_adv_x = font[0].getAttribute("horiz-adv-x"); var font_face = svg.getElementsByTagName("font-face")[0]; p.glyphTable[url].units_per_em = parseFloat(font_face.getAttribute("units-per-em")); p.glyphTable[url].ascent = parseFloat(font_face.getAttribute("ascent")); p.glyphTable[url].descent = parseFloat(font_face.getAttribute("descent")); var glyph = svg.getElementsByTagName("glyph"), len = glyph.length; for (var i = 0; i < len; i++) { var unicode = glyph[i].getAttribute("unicode"); var name = glyph[i].getAttribute("glyph-name"); horiz_adv_x = glyph[i].getAttribute("horiz-adv-x"); if (horiz_adv_x === null) horiz_adv_x = p.glyphTable[url].horiz_adv_x; d = glyph[i].getAttribute("d"); if (d !== undef) { path = buildPath(d); p.glyphTable[url][name] = { name: name, unicode: unicode, horiz_adv_x: horiz_adv_x, draw: path.draw } } } }; var loadXML = function() { var xmlDoc; try { xmlDoc = document.implementation.createDocument("", "", null) } catch(e_fx_op) { Processing.debug(e_fx_op.message); return } try { xmlDoc.async = false; xmlDoc.load(url); parseSVGFont(xmlDoc.getElementsByTagName("svg")[0]) } catch(e_sf_ch) { Processing.debug(e_sf_ch); try { var xmlhttp = new window.XMLHttpRequest; xmlhttp.open("GET", url, false); xmlhttp.send(null); parseSVGFont(xmlhttp.responseXML.documentElement) } catch(e) { Processing.debug(e_sf_ch) } } }; p.glyphTable[url] = {}; loadXML(url); return p.glyphTable[url] }; p.param = function(name) { var attributeName = "data-processing-" + name; if (curElement.hasAttribute(attributeName)) return curElement.getAttribute(attributeName); for (var i = 0, len = curElement.childNodes.length; i < len; ++i) { var item = curElement.childNodes.item(i); if (item.nodeType !== 1 || item.tagName.toLowerCase() !== "param") continue; if (item.getAttribute("name") === name) return item.getAttribute("value") } if (curSketch.params.hasOwnProperty(name)) return curSketch.params[name]; return null }; function wireDimensionalFunctions(mode) { if (mode === "3D") drawing = new Drawing3D; else if (mode === "2D") drawing = new Drawing2D; else drawing = new DrawingPre; for (var i in DrawingPre.prototype) if (DrawingPre.prototype.hasOwnProperty(i) && i.indexOf("$") < 0) p[i] = drawing[i]; drawing.$init() } function createDrawingPreFunction(name) { return function() { wireDimensionalFunctions("2D"); return drawing[name].apply(this, arguments) } } DrawingPre.prototype.translate = createDrawingPreFunction("translate"); DrawingPre.prototype.transform = createDrawingPreFunction("transform"); DrawingPre.prototype.scale = createDrawingPreFunction("scale"); DrawingPre.prototype.pushMatrix = createDrawingPreFunction("pushMatrix"); DrawingPre.prototype.popMatrix = createDrawingPreFunction("popMatrix"); DrawingPre.prototype.resetMatrix = createDrawingPreFunction("resetMatrix"); DrawingPre.prototype.applyMatrix = createDrawingPreFunction("applyMatrix"); DrawingPre.prototype.rotate = createDrawingPreFunction("rotate"); DrawingPre.prototype.rotateZ = createDrawingPreFunction("rotateZ"); DrawingPre.prototype.shearX = createDrawingPreFunction("shearX"); DrawingPre.prototype.shearY = createDrawingPreFunction("shearY"); DrawingPre.prototype.redraw = createDrawingPreFunction("redraw"); DrawingPre.prototype.toImageData = createDrawingPreFunction("toImageData"); DrawingPre.prototype.ambientLight = createDrawingPreFunction("ambientLight"); DrawingPre.prototype.directionalLight = createDrawingPreFunction("directionalLight"); DrawingPre.prototype.lightFalloff = createDrawingPreFunction("lightFalloff"); DrawingPre.prototype.lightSpecular = createDrawingPreFunction("lightSpecular"); DrawingPre.prototype.pointLight = createDrawingPreFunction("pointLight"); DrawingPre.prototype.noLights = createDrawingPreFunction("noLights"); DrawingPre.prototype.spotLight = createDrawingPreFunction("spotLight"); DrawingPre.prototype.beginCamera = createDrawingPreFunction("beginCamera"); DrawingPre.prototype.endCamera = createDrawingPreFunction("endCamera"); DrawingPre.prototype.frustum = createDrawingPreFunction("frustum"); DrawingPre.prototype.box = createDrawingPreFunction("box"); DrawingPre.prototype.sphere = createDrawingPreFunction("sphere"); DrawingPre.prototype.ambient = createDrawingPreFunction("ambient"); DrawingPre.prototype.emissive = createDrawingPreFunction("emissive"); DrawingPre.prototype.shininess = createDrawingPreFunction("shininess"); DrawingPre.prototype.specular = createDrawingPreFunction("specular"); DrawingPre.prototype.fill = createDrawingPreFunction("fill"); DrawingPre.prototype.stroke = createDrawingPreFunction("stroke"); DrawingPre.prototype.strokeWeight = createDrawingPreFunction("strokeWeight"); DrawingPre.prototype.smooth = createDrawingPreFunction("smooth"); DrawingPre.prototype.noSmooth = createDrawingPreFunction("noSmooth"); DrawingPre.prototype.point = createDrawingPreFunction("point"); DrawingPre.prototype.vertex = createDrawingPreFunction("vertex"); DrawingPre.prototype.endShape = createDrawingPreFunction("endShape"); DrawingPre.prototype.bezierVertex = createDrawingPreFunction("bezierVertex"); DrawingPre.prototype.curveVertex = createDrawingPreFunction("curveVertex"); DrawingPre.prototype.curve = createDrawingPreFunction("curve"); DrawingPre.prototype.line = createDrawingPreFunction("line"); DrawingPre.prototype.bezier = createDrawingPreFunction("bezier"); DrawingPre.prototype.rect = createDrawingPreFunction("rect"); DrawingPre.prototype.ellipse = createDrawingPreFunction("ellipse"); DrawingPre.prototype.background = createDrawingPreFunction("background"); DrawingPre.prototype.image = createDrawingPreFunction("image"); DrawingPre.prototype.textWidth = createDrawingPreFunction("textWidth"); DrawingPre.prototype.text$line = createDrawingPreFunction("text$line"); DrawingPre.prototype.$ensureContext = createDrawingPreFunction("$ensureContext"); DrawingPre.prototype.$newPMatrix = createDrawingPreFunction("$newPMatrix"); DrawingPre.prototype.size = function(aWidth, aHeight, aMode) { wireDimensionalFunctions(aMode === 2 ? "3D" : "2D"); p.size(aWidth, aHeight, aMode) }; DrawingPre.prototype.$init = nop; Drawing2D.prototype.$init = function() { p.size(p.width, p.height); curContext.lineCap = "round"; p.noSmooth(); p.disableContextMenu() }; Drawing3D.prototype.$init = function() { p.use3DContext = true; p.disableContextMenu() }; DrawingShared.prototype.$ensureContext = function() { return curContext }; function calculateOffset(curElement, event) { var element = curElement, offsetX = 0, offsetY = 0; p.pmouseX = p.mouseX; p.pmouseY = p.mouseY; if (element.offsetParent) { do { offsetX += element.offsetLeft; offsetY += element.offsetTop } while ( !! (element = element.offsetParent)) } element = curElement; do { offsetX -= element.scrollLeft || 0; offsetY -= element.scrollTop || 0 } while ( !! (element = element.parentNode)); offsetX += stylePaddingLeft; offsetY += stylePaddingTop; offsetX += styleBorderLeft; offsetY += styleBorderTop; offsetX += window.pageXOffset; offsetY += window.pageYOffset; return { "X": offsetX, "Y": offsetY } } function updateMousePosition(curElement, event) { var offset = calculateOffset(curElement, event); p.mouseX = event.pageX - offset.X; p.mouseY = event.pageY - offset.Y } function addTouchEventOffset(t) { var offset = calculateOffset(t.changedTouches[0].target, t.changedTouches[0]), i; for (i = 0; i < t.touches.length; i++) { var touch = t.touches[i]; touch.offsetX = touch.pageX - offset.X; touch.offsetY = touch.pageY - offset.Y } for (i = 0; i < t.targetTouches.length; i++) { var targetTouch = t.targetTouches[i]; targetTouch.offsetX = targetTouch.pageX - offset.X; targetTouch.offsetY = targetTouch.pageY - offset.Y } for (i = 0; i < t.changedTouches.length; i++) { var changedTouch = t.changedTouches[i]; changedTouch.offsetX = changedTouch.pageX - offset.X; changedTouch.offsetY = changedTouch.pageY - offset.Y } return t } attachEventHandler(curElement, "touchstart", function(t) { curElement.setAttribute("style", "-webkit-user-select: none"); curElement.setAttribute("onclick", "void(0)"); curElement.setAttribute("style", "-webkit-tap-highlight-color:rgba(0,0,0,0)"); for (var i = 0, ehl = eventHandlers.length; i < ehl; i++) { var type = eventHandlers[i].type; if (type === "mouseout" || type === "mousemove" || type === "mousedown" || type === "mouseup" || type === "DOMMouseScroll" || type === "mousewheel" || type === "touchstart") detachEventHandler(eventHandlers[i]) } if (p.touchStart !== undef || p.touchMove !== undef || p.touchEnd !== undef || p.touchCancel !== undef) { attachEventHandler(curElement, "touchstart", function(t) { if (p.touchStart !== undef) { t = addTouchEventOffset(t); p.touchStart(t) } }); attachEventHandler(curElement, "touchmove", function(t) { if (p.touchMove !== undef) { t.preventDefault(); t = addTouchEventOffset(t); p.touchMove(t) } }); attachEventHandler(curElement, "touchend", function(t) { if (p.touchEnd !== undef) { t = addTouchEventOffset(t); p.touchEnd(t) } }); attachEventHandler(curElement, "touchcancel", function(t) { if (p.touchCancel !== undef) { t = addTouchEventOffset(t); p.touchCancel(t) } }) } else { attachEventHandler(curElement, "touchstart", function(e) { updateMousePosition(curElement, e.touches[0]); p.__mousePressed = true; p.mouseDragging = false; p.mouseButton = 37; if (typeof p.mousePressed === "function") p.mousePressed() }); attachEventHandler(curElement, "touchmove", function(e) { e.preventDefault(); updateMousePosition(curElement, e.touches[0]); if (typeof p.mouseMoved === "function" && !p.__mousePressed) p.mouseMoved(); if (typeof p.mouseDragged === "function" && p.__mousePressed) { p.mouseDragged(); p.mouseDragging = true } }); attachEventHandler(curElement, "touchend", function(e) { p.__mousePressed = false; if (typeof p.mouseClicked === "function" && !p.mouseDragging) p.mouseClicked(); if (typeof p.mouseReleased === "function") p.mouseReleased() }) } curElement.dispatchEvent(t) }); (function() { var enabled = true, contextMenu = function(e) { e.preventDefault(); e.stopPropagation() }; p.disableContextMenu = function() { if (!enabled) return; attachEventHandler(curElement, "contextmenu", contextMenu); enabled = false }; p.enableContextMenu = function() { if (enabled) return; detachEventHandler({ elem: curElement, type: "contextmenu", fn: contextMenu }); enabled = true } })(); attachEventHandler(curElement, "mousemove", function(e) { updateMousePosition(curElement, e); if (typeof p.mouseMoved === "function" && !p.__mousePressed) p.mouseMoved(); if (typeof p.mouseDragged === "function" && p.__mousePressed) { p.mouseDragged(); p.mouseDragging = true } }); attachEventHandler(curElement, "mouseout", function(e) { if (typeof p.mouseOut === "function") p.mouseOut() }); attachEventHandler(curElement, "mouseover", function(e) { updateMousePosition(curElement, e); if (typeof p.mouseOver === "function") p.mouseOver() }); curElement.onmousedown = function() { curElement.focus(); return false }; attachEventHandler(curElement, "mousedown", function(e) { p.__mousePressed = true; p.mouseDragging = false; switch (e.which) { case 1: p.mouseButton = 37; break; case 2: p.mouseButton = 3; break; case 3: p.mouseButton = 39; break } if (typeof p.mousePressed === "function") p.mousePressed() }); attachEventHandler(curElement, "mouseup", function(e) { p.__mousePressed = false; if (typeof p.mouseClicked === "function" && !p.mouseDragging) p.mouseClicked(); if (typeof p.mouseReleased === "function") p.mouseReleased() }); var mouseWheelHandler = function(e) { var delta = 0; if (e.wheelDelta) { delta = e.wheelDelta / 120; if (window.opera) delta = -delta } else if (e.detail) delta = -e.detail / 3; p.mouseScroll = delta; if (delta && typeof p.mouseScrolled === "function") p.mouseScrolled() }; attachEventHandler(document, "DOMMouseScroll", mouseWheelHandler); attachEventHandler(document, "mousewheel", mouseWheelHandler); if (!curElement.getAttribute("tabindex")) curElement.setAttribute("tabindex", 0); function getKeyCode(e) { var code = e.which || e.keyCode; switch (code) { case 13: return 10; case 91: case 93: case 224: return 157; case 57392: return 17; case 46: return 127; case 45: return 155 } return code } function getKeyChar(e) { var c = e.which || e.keyCode; var anyShiftPressed = e.shiftKey || e.ctrlKey || e.altKey || e.metaKey; switch (c) { case 13: c = anyShiftPressed ? 13 : 10; break; case 8: c = anyShiftPressed ? 127 : 8; break } return new Char(c) } function suppressKeyEvent(e) { if (typeof e.preventDefault === "function") e.preventDefault(); else if (typeof e.stopPropagation === "function") e.stopPropagation(); return false } function updateKeyPressed() { var ch; for (ch in pressedKeysMap) if (pressedKeysMap.hasOwnProperty(ch)) { p.__keyPressed = true; return } p.__keyPressed = false } function resetKeyPressed() { p.__keyPressed = false; pressedKeysMap = []; lastPressedKeyCode = null } function simulateKeyTyped(code, c) { pressedKeysMap[code] = c; lastPressedKeyCode = null; p.key = c; p.keyCode = code; p.keyPressed(); p.keyCode = 0; p.keyTyped(); updateKeyPressed() } function handleKeydown(e) { var code = getKeyCode(e); if (code === 127) { simulateKeyTyped(code, new Char(127)); return } if (codedKeys.indexOf(code) < 0) { lastPressedKeyCode = code; return } var c = new Char(65535); p.key = c; p.keyCode = code; pressedKeysMap[code] = c; p.keyPressed(); lastPressedKeyCode = null; updateKeyPressed(); return suppressKeyEvent(e) } function handleKeypress(e) { if (lastPressedKeyCode === null) return; var code = lastPressedKeyCode, c = getKeyChar(e); simulateKeyTyped(code, c); return suppressKeyEvent(e) } function handleKeyup(e) { var code = getKeyCode(e), c = pressedKeysMap[code]; if (c === undef) return; p.key = c; p.keyCode = code; p.keyReleased(); delete pressedKeysMap[code]; updateKeyPressed() } if (!pgraphicsMode) { if (aCode instanceof Processing.Sketch) curSketch = aCode; else if (typeof aCode === "function") curSketch = new Processing.Sketch(aCode); else if (!aCode) curSketch = new Processing.Sketch(function() {}); else curSketch = Processing.compile(aCode); p.externals.sketch = curSketch; wireDimensionalFunctions(); curElement.onfocus = function() { p.focused = true }; curElement.onblur = function() { p.focused = false; if (!curSketch.options.globalKeyEvents) resetKeyPressed() }; if (curSketch.options.pauseOnBlur) { attachEventHandler(window, "focus", function() { if (doLoop) p.loop() }); attachEventHandler(window, "blur", function() { if (doLoop && loopStarted) { p.noLoop(); doLoop = true } resetKeyPressed() }) } var keyTrigger = curSketch.options.globalKeyEvents ? window : curElement; attachEventHandler(keyTrigger, "keydown", handleKeydown); attachEventHandler(keyTrigger, "keypress", handleKeypress); attachEventHandler(keyTrigger, "keyup", handleKeyup); for (var i in Processing.lib) if (Processing.lib.hasOwnProperty(i)) if (Processing.lib[i].hasOwnProperty("attach")) Processing.lib[i].attach(p); else if (Processing.lib[i] instanceof Function) Processing.lib[i].call(this); var retryInterval = 100; var executeSketch = function(processing) { if (! (curSketch.imageCache.pending || PFont.preloading.pending(retryInterval))) { if (window.opera) { var link, element, operaCache = curSketch.imageCache.operaCache; for (link in operaCache) if (operaCache.hasOwnProperty(link)) { element = operaCache[link]; if (element !== null) document.body.removeChild(element); delete operaCache[link] } } curSketch.attach(processing, defaultScope); curSketch.onLoad(processing); if (processing.setup) { processing.setup(); processing.resetMatrix(); curSketch.onSetup() } resetContext(); if (processing.draw) if (!doLoop) processing.redraw(); else processing.loop() } else window.setTimeout(function() { executeSketch(processing) }, retryInterval) }; addInstance(this); executeSketch(p) } else { curSketch = new Processing.Sketch; wireDimensionalFunctions(); p.size = function(w, h, render) { if (render && render === 2) wireDimensionalFunctions("3D"); else wireDimensionalFunctions("2D"); p.size(w, h, render) } } }; Processing.debug = debug; Processing.prototype = defaultScope; function getGlobalMembers() { var names = ["abs", "acos", "alpha", "ambient", "ambientLight", "append", "applyMatrix", "arc", "arrayCopy", "asin", "atan", "atan2", "background", "beginCamera", "beginDraw", "beginShape", "bezier", "bezierDetail", "bezierPoint", "bezierTangent", "bezierVertex", "binary", "blend", "blendColor", "blit_resize", "blue", "box", "breakShape", "brightness", "camera", "ceil", "Character", "color", "colorMode", "concat", "constrain", "copy", "cos", "createFont", "createGraphics", "createImage", "cursor", "curve", "curveDetail", "curvePoint", "curveTangent", "curveTightness", "curveVertex", "day", "degrees", "directionalLight", "disableContextMenu", "dist", "draw", "ellipse", "ellipseMode", "emissive", "enableContextMenu", "endCamera", "endDraw", "endShape", "exit", "exp", "expand", "externals", "fill", "filter", "floor", "focused", "frameCount", "frameRate", "frustum", "get", "glyphLook", "glyphTable", "green", "height", "hex", "hint", "hour", "hue", "image", "imageMode", "intersect", "join", "key", "keyCode", "keyPressed", "keyReleased", "keyTyped", "lerp", "lerpColor", "lightFalloff", "lights", "lightSpecular", "line", "link", "loadBytes", "loadFont", "loadGlyphs", "loadImage", "loadPixels", "loadShape", "loadXML", "loadStrings", "log", "loop", "mag", "map", "match", "matchAll", "max", "millis", "min", "minute", "mix", "modelX", "modelY", "modelZ", "modes", "month", "mouseButton", "mouseClicked", "mouseDragged", "mouseMoved", "mouseOut", "mouseOver", "mousePressed", "mouseReleased", "mouseScroll", "mouseScrolled", "mouseX", "mouseY", "name", "nf", "nfc", "nfp", "nfs", "noCursor", "noFill", "noise", "noiseDetail", "noiseSeed", "noLights", "noLoop", "norm", "normal", "noSmooth", "noStroke", "noTint", "ortho", "param", "parseBoolean", "parseByte", "parseChar", "parseFloat", "parseInt", "peg", "perspective", "PImage", "pixels", "PMatrix2D", "PMatrix3D", "PMatrixStack", "pmouseX", "pmouseY", "point", "pointLight", "popMatrix", "popStyle", "pow", "print", "printCamera", "println", "printMatrix", "printProjection", "PShape", "PShapeSVG", "pushMatrix", "pushStyle", "quad", "radians", "random", "Random", "randomSeed", "rect", "rectMode", "red", "redraw", "requestImage", "resetMatrix", "reverse", "rotate", "rotateX", "rotateY", "rotateZ", "round", "saturation", "save", "saveFrame", "saveStrings", "scale", "screenX", "screenY", "screenZ", "second", "set", "setup", "shape", "shapeMode", "shared", "shearX", "shearY", "shininess", "shorten", "sin", "size", "smooth", "sort", "specular", "sphere", "sphereDetail", "splice", "split", "splitTokens", "spotLight", "sq", "sqrt", "status", "str", "stroke", "strokeCap", "strokeJoin", "strokeWeight", "subset", "tan", "text", "textAlign", "textAscent", "textDescent", "textFont", "textLeading", "textMode", "textSize", "texture", "textureMode", "textWidth", "tint", "toImageData", "touchCancel", "touchEnd", "touchMove", "touchStart", "translate", "transform", "triangle", "trim", "unbinary", "unhex", "updatePixels", "use3DContext", "vertex", "width", "XMLElement", "XML", "year", "__contains", "__equals", "__equalsIgnoreCase", "__frameRate", "__hashCode", "__int_cast", "__instanceof", "__keyPressed", "__mousePressed", "__printStackTrace", "__replace", "__replaceAll", "__replaceFirst", "__toCharArray", "__split", "__codePointAt", "__startsWith", "__endsWith", "__matches"]; var members = {}; var i, l; for (i = 0, l = names.length; i < l; ++i) members[names[i]] = null; for (var lib in Processing.lib) if (Processing.lib.hasOwnProperty(lib)) if (Processing.lib[lib].exports) { var exportedNames = Processing.lib[lib].exports; for (i = 0, l = exportedNames.length; i < l; ++i) members[exportedNames[i]] = null } return members } function parseProcessing(code) { var globalMembers = getGlobalMembers(); function splitToAtoms(code) { var atoms = []; var items = code.split(/([\{\[\(\)\]\}])/); var result = items[0]; var stack = []; for (var i = 1; i < items.length; i += 2) { var item = items[i]; if (item === "[" || item === "{" || item === "(") { stack.push(result); result = item } else if (item === "]" || item === "}" || item === ")") { var kind = item === "}" ? "A" : item === ")" ? "B" : "C"; var index = atoms.length; atoms.push(result + item); result = stack.pop() + '"' + kind + (index + 1) + '"' } result += items[i + 1] } atoms.unshift(result); return atoms } function injectStrings(code, strings) { return code.replace(/'(\d+)'/g, function(all, index) { var val = strings[index]; if (val.charAt(0) === "/") return val; return /^'((?:[^'\\\n])|(?:\\.[0-9A-Fa-f]*))'$/.test(val) ? "(new $p.Character(" + val + "))" : val }) } function trimSpaces(string) { var m1 = /^\s*/.exec(string), result; if (m1[0].length === string.length) result = { left: m1[0], middle: "", right: "" }; else { var m2 = /\s*$/.exec(string); result = { left: m1[0], middle: string.substring(m1[0].length, m2.index), right: m2[0] } } result.untrim = function(t) { return this.left + t + this.right }; return result } function trim(string) { return string.replace(/^\s+/, "").replace(/\s+$/, "") } function appendToLookupTable(table, array) { for (var i = 0, l = array.length; i < l; ++i) table[array[i]] = null; return table } function isLookupTableEmpty(table) { for (var i in table) if (table.hasOwnProperty(i)) return false; return true } function getAtomIndex(templ) { return templ.substring(2, templ.length - 1) } var codeWoExtraCr = code.replace(/\r\n?|\n\r/g, "\n"); var strings = []; var codeWoStrings = codeWoExtraCr.replace(/("(?:[^"\\\n]|\\.)*")|('(?:[^'\\\n]|\\.)*')|(([\[\(=|&!\^:?]\s*)(\/(?![*\/])(?:[^\/\\\n]|\\.)*\/[gim]*)\b)|(\/\/[^\n]*\n)|(\/\*(?:(?!\*\/)(?:.|\n))*\*\/)/g, function(all, quoted, aposed, regexCtx, prefix, regex, singleComment, comment) { var index; if (quoted || aposed) { index = strings.length; strings.push(all); return "'" + index + "'" } if (regexCtx) { index = strings.length; strings.push(regex); return prefix + "'" + index + "'" } return comment !== "" ? " " : "\n" }); codeWoStrings = codeWoStrings.replace(/__x([0-9A-F]{4})/g, function(all, hexCode) { return "__x005F_x" + hexCode }); codeWoStrings = codeWoStrings.replace(/\$/g, "__x0024"); var genericsWereRemoved; var codeWoGenerics = codeWoStrings; var replaceFunc = function(all, before, types, after) { if ( !! before || !!after) return all; genericsWereRemoved = true; return "" }; do { genericsWereRemoved = false; codeWoGenerics = codeWoGenerics.replace(/([<]?)<\s*((?:\?|[A-Za-z_$][\w$]*\b(?:\s*\.\s*[A-Za-z_$][\w$]*\b)*)(?:\[\])*(?:\s+(?:extends|super)\s+[A-Za-z_$][\w$]*\b(?:\s*\.\s*[A-Za-z_$][\w$]*\b)*)?(?:\s*,\s*(?:\?|[A-Za-z_$][\w$]*\b(?:\s*\.\s*[A-Za-z_$][\w$]*\b)*)(?:\[\])*(?:\s+(?:extends|super)\s+[A-Za-z_$][\w$]*\b(?:\s*\.\s*[A-Za-z_$][\w$]*\b)*)?)*)\s*>([=]?)/g, replaceFunc) } while (genericsWereRemoved); var atoms = splitToAtoms(codeWoGenerics); var replaceContext; var declaredClasses = {}, currentClassId, classIdSeed = 0; function addAtom(text, type) { var lastIndex = atoms.length; atoms.push(text); return '"' + type + lastIndex + '"' } function generateClassId() { return "class" + ++classIdSeed } function appendClass(class_, classId, scopeId) { class_.classId = classId; class_.scopeId = scopeId; declaredClasses[classId] = class_ } var transformClassBody, transformInterfaceBody, transformStatementsBlock, transformStatements, transformMain, transformExpression; var classesRegex = /\b((?:(?:public|private|final|protected|static|abstract)\s+)*)(class|interface)\s+([A-Za-z_$][\w$]*\b)(\s+extends\s+[A-Za-z_$][\w$]*\b(?:\s*\.\s*[A-Za-z_$][\w$]*\b)*(?:\s*,\s*[A-Za-z_$][\w$]*\b(?:\s*\.\s*[A-Za-z_$][\w$]*\b)*\b)*)?(\s+implements\s+[A-Za-z_$][\w$]*\b(?:\s*\.\s*[A-Za-z_$][\w$]*\b)*(?:\s*,\s*[A-Za-z_$][\w$]*\b(?:\s*\.\s*[A-Za-z_$][\w$]*\b)*\b)*)?\s*("A\d+")/g; var methodsRegex = /\b((?:(?:public|private|final|protected|static|abstract|synchronized)\s+)*)((?!(?:else|new|return|throw|function|public|private|protected)\b)[A-Za-z_$][\w$]*\b(?:\s*\.\s*[A-Za-z_$][\w$]*\b)*(?:\s*"C\d+")*)\s*([A-Za-z_$][\w$]*\b)\s*("B\d+")(\s*throws\s+[A-Za-z_$][\w$]*\b(?:\s*\.\s*[A-Za-z_$][\w$]*\b)*(?:\s*,\s*[A-Za-z_$][\w$]*\b(?:\s*\.\s*[A-Za-z_$][\w$]*\b)*)*)?\s*("A\d+"|;)/g; var fieldTest = /^((?:(?:public|private|final|protected|static)\s+)*)((?!(?:else|new|return|throw)\b)[A-Za-z_$][\w$]*\b(?:\s*\.\s*[A-Za-z_$][\w$]*\b)*(?:\s*"C\d+")*)\s*([A-Za-z_$][\w$]*\b)\s*(?:"C\d+"\s*)*([=,]|$)/; var cstrsRegex = /\b((?:(?:public|private|final|protected|static|abstract)\s+)*)((?!(?:new|return|throw)\b)[A-Za-z_$][\w$]*\b)\s*("B\d+")(\s*throws\s+[A-Za-z_$][\w$]*\b(?:\s*\.\s*[A-Za-z_$][\w$]*\b)*(?:\s*,\s*[A-Za-z_$][\w$]*\b(?:\s*\.\s*[A-Za-z_$][\w$]*\b)*)*)?\s*("A\d+")/g; var attrAndTypeRegex = /^((?:(?:public|private|final|protected|static)\s+)*)((?!(?:new|return|throw)\b)[A-Za-z_$][\w$]*\b(?:\s*\.\s*[A-Za-z_$][\w$]*\b)*(?:\s*"C\d+")*)\s*/; var functionsRegex = /\bfunction(?:\s+([A-Za-z_$][\w$]*))?\s*("B\d+")\s*("A\d+")/g; function extractClassesAndMethods(code) { var s = code; s = s.replace(classesRegex, function(all) { return addAtom(all, "E") }); s = s.replace(methodsRegex, function(all) { return addAtom(all, "D") }); s = s.replace(functionsRegex, function(all) { return addAtom(all, "H") }); return s } function extractConstructors(code, className) { var result = code.replace(cstrsRegex, function(all, attr, name, params, throws_, body) { if (name !== className) return all; return addAtom(all, "G") }); return result } function AstParam(name) { this.name = name } AstParam.prototype.toString = function() { return this.name }; function AstParams(params, methodArgsParam) { this.params = params; this.methodArgsParam = methodArgsParam } AstParams.prototype.getNames = function() { var names = []; for (var i = 0, l = this.params.length; i < l; ++i) names.push(this.params[i].name); return names }; AstParams.prototype.prependMethodArgs = function(body) { if (!this.methodArgsParam) return body; return "{\nvar " + this.methodArgsParam.name + " = Array.prototype.slice.call(arguments, " + this.params.length + ");\n" + body.substring(1) }; AstParams.prototype.toString = function() { if (this.params.length === 0) return "()"; var result = "("; for (var i = 0, l = this.params.length; i < l; ++i) result += this.params[i] + ", "; return result.substring(0, result.length - 2) + ")" }; function transformParams(params) { var paramsWoPars = trim(params.substring(1, params.length - 1)); var result = [], methodArgsParam = null; if (paramsWoPars !== "") { var paramList = paramsWoPars.split(","); for (var i = 0; i < paramList.length; ++i) { var param = /\b([A-Za-z_$][\w$]*\b)(\s*"[ABC][\d]*")*\s*$/.exec(paramList[i]); if (i === paramList.length - 1 && paramList[i].indexOf("...") >= 0) { methodArgsParam = new AstParam(param[1]); break } result.push(new AstParam(param[1])) } } return new AstParams(result, methodArgsParam) } function preExpressionTransform(expr) { var s = expr; s = s.replace(/\bnew\s+([A-Za-z_$][\w$]*\b(?:\s*\.\s*[A-Za-z_$][\w$]*\b)*)(?:\s*"C\d+")+\s*("A\d+")/g, function(all, type, init) { return init }); s = s.replace(/\bnew\s+([A-Za-z_$][\w$]*\b(?:\s*\.\s*[A-Za-z_$][\w$]*\b)*)(?:\s*"B\d+")\s*("A\d+")/g, function(all, type, init) { return addAtom(all, "F") }); s = s.replace(functionsRegex, function(all) { return addAtom(all, "H") }); s = s.replace(/\bnew\s+([A-Za-z_$][\w$]*\b(?:\s*\.\s*[A-Za-z_$][\w$]*\b)*)\s*("C\d+"(?:\s*"C\d+")*)/g, function(all, type, index) { var args = index.replace(/"C(\d+)"/g, function(all, j) { return atoms[j] }).replace(/\[\s*\]/g, "[null]").replace(/\s*\]\s*\[\s*/g, ", "); var arrayInitializer = "{" + args.substring(1, args.length - 1) + "}"; var createArrayArgs = "('" + type + "', " + addAtom(arrayInitializer, "A") + ")"; return "$p.createJavaArray" + addAtom(createArrayArgs, "B") }); s = s.replace(/(\.\s*length)\s*"B\d+"/g, "$1"); s = s.replace(/#([0-9A-Fa-f]{6})\b/g, function(all, digits) { return "0xFF" + digits }); s = s.replace(/"B(\d+)"(\s*(?:[\w$']|"B))/g, function(all, index, next) { var atom = atoms[index]; if (!/^\(\s*[A-Za-z_$][\w$]*\b(?:\s*\.\s*[A-Za-z_$][\w$]*\b)*\s*(?:"C\d+"\s*)*\)$/.test(atom)) return all; if (/^\(\s*int\s*\)$/.test(atom)) return "(int)" + next; var indexParts = atom.split(/"C(\d+)"/g); if (indexParts.length > 1) if (!/^\[\s*\]$/.test(atoms[indexParts[1]])) return all; return "" + next }); s = s.replace(/\(int\)([^,\]\)\}\?\:\*\+\-\/\^\|\%\&\~<\>\=]+)/g, function(all, arg) { var trimmed = trimSpaces(arg); return trimmed.untrim("__int_cast(" + trimmed.middle + ")") }); s = s.replace(/\bsuper(\s*"B\d+")/g, "$$superCstr$1").replace(/\bsuper(\s*\.)/g, "$$super$1"); s = s.replace(/\b0+((\d*)(?:\.[\d*])?(?:[eE][\-\+]?\d+)?[fF]?)\b/, function(all, numberWo0, intPart) { if (numberWo0 === intPart) return all; return intPart === "" ? "0" + numberWo0 : numberWo0 }); s = s.replace(/\b(\.?\d+\.?)[fF]\b/g, "$1"); s = s.replace(/([^\s])%([^=\s])/g, "$1 % $2"); s = s.replace(/\b(frameRate|keyPressed|mousePressed)\b(?!\s*"B)/g, "__$1"); s = s.replace(/\b(boolean|byte|char|float|int)\s*"B/g, function(all, name) { return "parse" + name.substring(0, 1).toUpperCase() + name.substring(1) + '"B' }); s = s.replace(/\bpixels\b\s*(("C(\d+)")|\.length)?(\s*=(?!=)([^,\]\)\}]+))?/g, function(all, indexOrLength, index, atomIndex, equalsPart, rightSide) { if (index) { var atom = atoms[atomIndex]; if (equalsPart) return "pixels.setPixel" + addAtom("(" + atom.substring(1, atom.length - 1) + "," + rightSide + ")", "B"); return "pixels.getPixel" + addAtom("(" + atom.substring(1, atom.length - 1) + ")", "B") } if (indexOrLength) return "pixels.getLength" + addAtom("()", "B"); if (equalsPart) return "pixels.set" + addAtom("(" + rightSide + ")", "B"); return "pixels.toArray" + addAtom("()", "B") }); var repeatJavaReplacement; function replacePrototypeMethods(all, subject, method, atomIndex) { var atom = atoms[atomIndex]; repeatJavaReplacement = true; var trimmed = trimSpaces(atom.substring(1, atom.length - 1)); return "__" + method + (trimmed.middle === "" ? addAtom("(" + subject.replace(/\.\s*$/, "") + ")", "B") : addAtom("(" + subject.replace(/\.\s*$/, "") + "," + trimmed.middle + ")", "B")) } do { repeatJavaReplacement = false; s = s.replace(/((?:'\d+'|\b[A-Za-z_$][\w$]*\s*(?:"[BC]\d+")*)\s*\.\s*(?:[A-Za-z_$][\w$]*\s*(?:"[BC]\d+"\s*)*\.\s*)*)(replace|replaceAll|replaceFirst|contains|equals|equalsIgnoreCase|hashCode|toCharArray|printStackTrace|split|startsWith|endsWith|codePointAt|matches)\s*"B(\d+)"/g, replacePrototypeMethods) } while (repeatJavaReplacement); function replaceInstanceof(all, subject, type) { repeatJavaReplacement = true; return "__instanceof" + addAtom("(" + subject + ", " + type + ")", "B") } do { repeatJavaReplacement = false; s = s.replace(/((?:'\d+'|\b[A-Za-z_$][\w$]*\s*(?:"[BC]\d+")*)\s*(?:\.\s*[A-Za-z_$][\w$]*\s*(?:"[BC]\d+"\s*)*)*)instanceof\s+([A-Za-z_$][\w$]*\s*(?:\.\s*[A-Za-z_$][\w$]*)*)/g, replaceInstanceof) } while (repeatJavaReplacement); s = s.replace(/\bthis(\s*"B\d+")/g, "$$constr$1"); return s } function AstInlineClass(baseInterfaceName, body) { this.baseInterfaceName = baseInterfaceName; this.body = body; body.owner = this } AstInlineClass.prototype.toString = function() { return "new (" + this.body + ")" }; function transformInlineClass(class_) { var m = (new RegExp(/\bnew\s*([A-Za-z_$][\w$]*\s*(?:\.\s*[A-Za-z_$][\w$]*)*)\s*"B\d+"\s*"A(\d+)"/)).exec(class_); var oldClassId = currentClassId, newClassId = generateClassId(); currentClassId = newClassId; var uniqueClassName = m[1] + "$" + newClassId; var inlineClass = new AstInlineClass(uniqueClassName, transformClassBody(atoms[m[2]], uniqueClassName, "", "implements " + m[1])); appendClass(inlineClass, newClassId, oldClassId); currentClassId = oldClassId; return inlineClass } function AstFunction(name, params, body) { this.name = name; this.params = params; this.body = body } AstFunction.prototype.toString = function() { var oldContext = replaceContext; var names = appendToLookupTable({ "this": null }, this.params.getNames()); replaceContext = function(subject) { return names.hasOwnProperty(subject.name) ? subject.name : oldContext(subject) }; var result = "function"; if (this.name) result += " " + this.name; var body = this.params.prependMethodArgs(this.body.toString()); result += this.params + " " + body; replaceContext = oldContext; return result }; function transformFunction(class_) { var m = (new RegExp(/\b([A-Za-z_$][\w$]*)\s*"B(\d+)"\s*"A(\d+)"/)).exec(class_); return new AstFunction(m[1] !== "function" ? m[1] : null, transformParams(atoms[m[2]]), transformStatementsBlock(atoms[m[3]])) } function AstInlineObject(members) { this.members = members } AstInlineObject.prototype.toString = function() { var oldContext = replaceContext; replaceContext = function(subject) { return subject.name === "this" ? "this" : oldContext(subject) }; var result = ""; for (var i = 0, l = this.members.length; i < l; ++i) { if (this.members[i].label) result += this.members[i].label + ": "; result += this.members[i].value.toString() + ", " } replaceContext = oldContext; return result.substring(0, result.length - 2) }; function transformInlineObject(obj) { var members = obj.split(","); for (var i = 0; i < members.length; ++i) { var label = members[i].indexOf(":"); if (label < 0) members[i] = { value: transformExpression(members[i]) }; else members[i] = { label: trim(members[i].substring(0, label)), value: transformExpression(trim(members[i].substring(label + 1))) } } return new AstInlineObject(members) } function expandExpression(expr) { if (expr.charAt(0) === "(" || expr.charAt(0) === "[") return expr.charAt(0) + expandExpression(expr.substring(1, expr.length - 1)) + expr.charAt(expr.length - 1); if (expr.charAt(0) === "{") { if (/^\{\s*(?:[A-Za-z_$][\w$]*|'\d+')\s*:/.test(expr)) return "{" + addAtom(expr.substring(1, expr.length - 1), "I") + "}"; return "[" + expandExpression(expr.substring(1, expr.length - 1)) + "]" } var trimmed = trimSpaces(expr); var result = preExpressionTransform(trimmed.middle); result = result.replace(/"[ABC](\d+)"/g, function(all, index) { return expandExpression(atoms[index]) }); return trimmed.untrim(result) } function replaceContextInVars(expr) { return expr.replace(/(\.\s*)?((?:\b[A-Za-z_]|\$)[\w$]*)(\s*\.\s*([A-Za-z_$][\w$]*)(\s*\()?)?/g, function(all, memberAccessSign, identifier, suffix, subMember, callSign) { if (memberAccessSign) return all; var subject = { name: identifier, member: subMember, callSign: !!callSign }; return replaceContext(subject) + (suffix === undef ? "" : suffix) }) } function AstExpression(expr, transforms) { this.expr = expr; this.transforms = transforms } AstExpression.prototype.toString = function() { var transforms = this.transforms; var expr = replaceContextInVars(this.expr); return expr.replace(/"!(\d+)"/g, function(all, index) { return transforms[index].toString() }) }; transformExpression = function(expr) { var transforms = []; var s = expandExpression(expr); s = s.replace(/"H(\d+)"/g, function(all, index) { transforms.push(transformFunction(atoms[index])); return '"!' + (transforms.length - 1) + '"' }); s = s.replace(/"F(\d+)"/g, function(all, index) { transforms.push(transformInlineClass(atoms[index])); return '"!' + (transforms.length - 1) + '"' }); s = s.replace(/"I(\d+)"/g, function(all, index) { transforms.push(transformInlineObject(atoms[index])); return '"!' + (transforms.length - 1) + '"' }); return new AstExpression(s, transforms) }; function AstVarDefinition(name, value, isDefault) { this.name = name; this.value = value; this.isDefault = isDefault } AstVarDefinition.prototype.toString = function() { return this.name + " = " + this.value }; function transformVarDefinition(def, defaultTypeValue) { var eqIndex = def.indexOf("="); var name, value, isDefault; if (eqIndex < 0) { name = def; value = defaultTypeValue; isDefault = true } else { name = def.substring(0, eqIndex); value = transformExpression(def.substring(eqIndex + 1)); isDefault = false } return new AstVarDefinition(trim(name.replace(/(\s*"C\d+")+/g, "")), value, isDefault) } function getDefaultValueForType(type) { if (type === "int" || type === "float") return "0"; if (type === "boolean") return "false"; if (type === "color") return "0x00000000"; return "null" } function AstVar(definitions, varType) { this.definitions = definitions; this.varType = varType } AstVar.prototype.getNames = function() { var names = []; for (var i = 0, l = this.definitions.length; i < l; ++i) names.push(this.definitions[i].name); return names }; AstVar.prototype.toString = function() { return "var " + this.definitions.join(",") }; function AstStatement(expression) { this.expression = expression } AstStatement.prototype.toString = function() { return this.expression.toString() }; function transformStatement(statement) { if (fieldTest.test(statement)) { var attrAndType = attrAndTypeRegex.exec(statement); var definitions = statement.substring(attrAndType[0].length).split(","); var defaultTypeValue = getDefaultValueForType(attrAndType[2]); for (var i = 0; i < definitions.length; ++i) definitions[i] = transformVarDefinition(definitions[i], defaultTypeValue); return new AstVar(definitions, attrAndType[2]) } return new AstStatement(transformExpression(statement)) } function AstForExpression(initStatement, condition, step) { this.initStatement = initStatement; this.condition = condition; this.step = step } AstForExpression.prototype.toString = function() { return "(" + this.initStatement + "; " + this.condition + "; " + this.step + ")" }; function AstForInExpression(initStatement, container) { this.initStatement = initStatement; this.container = container } AstForInExpression.prototype.toString = function() { var init = this.initStatement.toString(); if (init.indexOf("=") >= 0) init = init.substring(0, init.indexOf("=")); return "(" + init + " in " + this.container + ")" }; function AstForEachExpression(initStatement, container) { this.initStatement = initStatement; this.container = container } AstForEachExpression.iteratorId = 0; AstForEachExpression.prototype.toString = function() { var init = this.initStatement.toString(); var iterator = "$it" + AstForEachExpression.iteratorId++; var variableName = init.replace(/^\s*var\s*/, "").split("=")[0]; var initIteratorAndVariable = "var " + iterator + " = new $p.ObjectIterator(" + this.container + "), " + variableName + " = void(0)"; var nextIterationCondition = iterator + ".hasNext() && ((" + variableName + " = " + iterator + ".next()) || true)"; return "(" + initIteratorAndVariable + "; " + nextIterationCondition + ";)" }; function transformForExpression(expr) { var content; if (/\bin\b/.test(expr)) { content = expr.substring(1, expr.length - 1).split(/\bin\b/g); return new AstForInExpression(transformStatement(trim(content[0])), transformExpression(content[1])) } if (expr.indexOf(":") >= 0 && expr.indexOf(";") < 0) { content = expr.substring(1, expr.length - 1).split(":"); return new AstForEachExpression(transformStatement(trim(content[0])), transformExpression(content[1])) } content = expr.substring(1, expr.length - 1).split(";"); return new AstForExpression(transformStatement(trim(content[0])), transformExpression(content[1]), transformExpression(content[2])) } function sortByWeight(array) { array.sort(function(a, b) { return b.weight - a.weight }) } function AstInnerInterface(name, body, isStatic) { this.name = name; this.body = body; this.isStatic = isStatic; body.owner = this } AstInnerInterface.prototype.toString = function() { return "" + this.body }; function AstInnerClass(name, body, isStatic) { this.name = name; this.body = body; this.isStatic = isStatic; body.owner = this } AstInnerClass.prototype.toString = function() { return "" + this.body }; function transformInnerClass(class_) { var m = classesRegex.exec(class_); classesRegex.lastIndex = 0; var isStatic = m[1].indexOf("static") >= 0; var body = atoms[getAtomIndex(m[6])], innerClass; var oldClassId = currentClassId, newClassId = generateClassId(); currentClassId = newClassId; if (m[2] === "interface") innerClass = new AstInnerInterface(m[3], transformInterfaceBody(body, m[3], m[4]), isStatic); else innerClass = new AstInnerClass(m[3], transformClassBody(body, m[3], m[4], m[5]), isStatic); appendClass(innerClass, newClassId, oldClassId); currentClassId = oldClassId; return innerClass } function AstClassMethod(name, params, body, isStatic) { this.name = name; this.params = params; this.body = body; this.isStatic = isStatic } AstClassMethod.prototype.toString = function() { var paramNames = appendToLookupTable({}, this.params.getNames()); var oldContext = replaceContext; replaceContext = function(subject) { return paramNames.hasOwnProperty(subject.name) ? subject.name : oldContext(subject) }; var body = this.params.prependMethodArgs(this.body.toString()); var result = "function " + this.methodId + this.params + " " + body + "\n"; replaceContext = oldContext; return result }; function transformClassMethod(method) { var m = methodsRegex.exec(method); methodsRegex.lastIndex = 0; var isStatic = m[1].indexOf("static") >= 0; var body = m[6] !== ";" ? atoms[getAtomIndex(m[6])] : "{}"; return new AstClassMethod(m[3], transformParams(atoms[getAtomIndex(m[4])]), transformStatementsBlock(body), isStatic) } function AstClassField(definitions, fieldType, isStatic) { this.definitions = definitions; this.fieldType = fieldType; this.isStatic = isStatic } AstClassField.prototype.getNames = function() { var names = []; for (var i = 0, l = this.definitions.length; i < l; ++i) names.push(this.definitions[i].name); return names }; AstClassField.prototype.toString = function() { var thisPrefix = replaceContext({ name: "[this]" }); if (this.isStatic) { var className = this.owner.name; var staticDeclarations = []; for (var i = 0, l = this.definitions.length; i < l; ++i) { var definition = this.definitions[i]; var name = definition.name, staticName = className + "." + name; var declaration = "if(" + staticName + " === void(0)) {\n" + " " + staticName + " = " + definition.value + "; }\n" + "$p.defineProperty(" + thisPrefix + ", " + "'" + name + "', { get: function(){return " + staticName + ";}, " + "set: function(val){" + staticName + " = val;} });\n"; staticDeclarations.push(declaration) } return staticDeclarations.join("") } return thisPrefix + "." + this.definitions.join("; " + thisPrefix + ".") }; function transformClassField(statement) { var attrAndType = attrAndTypeRegex.exec(statement); var isStatic = attrAndType[1].indexOf("static") >= 0; var definitions = statement.substring(attrAndType[0].length).split(/,\s*/g); var defaultTypeValue = getDefaultValueForType(attrAndType[2]); for (var i = 0; i < definitions.length; ++i) definitions[i] = transformVarDefinition(definitions[i], defaultTypeValue); return new AstClassField(definitions, attrAndType[2], isStatic) } function AstConstructor(params, body) { this.params = params; this.body = body } AstConstructor.prototype.toString = function() { var paramNames = appendToLookupTable({}, this.params.getNames()); var oldContext = replaceContext; replaceContext = function(subject) { return paramNames.hasOwnProperty(subject.name) ? subject.name : oldContext(subject) }; var prefix = "function $constr_" + this.params.params.length + this.params.toString(); var body = this.params.prependMethodArgs(this.body.toString()); if (!/\$(superCstr|constr)\b/.test(body)) body = "{\n$superCstr();\n" + body.substring(1); replaceContext = oldContext; return prefix + body + "\n" }; function transformConstructor(cstr) { var m = (new RegExp(/"B(\d+)"\s*"A(\d+)"/)).exec(cstr); var params = transformParams(atoms[m[1]]); return new AstConstructor(params, transformStatementsBlock(atoms[m[2]])) } function AstInterfaceBody(name, interfacesNames, methodsNames, fields, innerClasses, misc) { var i, l; this.name = name; this.interfacesNames = interfacesNames; this.methodsNames = methodsNames; this.fields = fields; this.innerClasses = innerClasses; this.misc = misc; for (i = 0, l = fields.length; i < l; ++i) fields[i].owner = this } AstInterfaceBody.prototype.getMembers = function(classFields, classMethods, classInners) { if (this.owner.base) this.owner.base.body.getMembers(classFields, classMethods, classInners); var i, j, l, m; for (i = 0, l = this.fields.length; i < l; ++i) { var fieldNames = this.fields[i].getNames(); for (j = 0, m = fieldNames.length; j < m; ++j) classFields[fieldNames[j]] = this.fields[i] } for (i = 0, l = this.methodsNames.length; i < l; ++i) { var methodName = this.methodsNames[i]; classMethods[methodName] = true } for (i = 0, l = this.innerClasses.length; i < l; ++i) { var innerClass = this.innerClasses[i]; classInners[innerClass.name] = innerClass } }; AstInterfaceBody.prototype.toString = function() { function getScopeLevel(p) { var i = 0; while (p) { ++i; p = p.scope } return i } var scopeLevel = getScopeLevel(this.owner); var className = this.name; var staticDefinitions = ""; var metadata = ""; var thisClassFields = {}, thisClassMethods = {}, thisClassInners = {}; this.getMembers(thisClassFields, thisClassMethods, thisClassInners); var i, l, j, m; if (this.owner.interfaces) { var resolvedInterfaces = [], resolvedInterface; for (i = 0, l = this.interfacesNames.length; i < l; ++i) { if (!this.owner.interfaces[i]) continue; resolvedInterface = replaceContext({ name: this.interfacesNames[i] }); resolvedInterfaces.push(resolvedInterface); staticDefinitions += "$p.extendInterfaceMembers(" + className + ", " + resolvedInterface + ");\n" } metadata += className + ".$interfaces = [" + resolvedInterfaces.join(", ") + "];\n" } metadata += className + ".$isInterface = true;\n"; metadata += className + ".$methods = ['" + this.methodsNames.join("', '") + "'];\n"; sortByWeight(this.innerClasses); for (i = 0, l = this.innerClasses.length; i < l; ++i) { var innerClass = this.innerClasses[i]; if (innerClass.isStatic) staticDefinitions += className + "." + innerClass.name + " = " + innerClass + ";\n" } for (i = 0, l = this.fields.length; i < l; ++i) { var field = this.fields[i]; if (field.isStatic) staticDefinitions += className + "." + field.definitions.join(";\n" + className + ".") + ";\n" } return "(function() {\n" + "function " + className + "() { throw 'Unable to create the interface'; }\n" + staticDefinitions + metadata + "return " + className + ";\n" + "})()" }; transformInterfaceBody = function(body, name, baseInterfaces) { var declarations = body.substring(1, body.length - 1); declarations = extractClassesAndMethods(declarations); declarations = extractConstructors(declarations, name); var methodsNames = [], classes = []; declarations = declarations.replace(/"([DE])(\d+)"/g, function(all, type, index) { if (type === "D") methodsNames.push(index); else if (type === "E") classes.push(index); return "" }); var fields = declarations.split(/;(?:\s*;)*/g); var baseInterfaceNames; var i, l; if (baseInterfaces !== undef) baseInterfaceNames = baseInterfaces.replace(/^\s*extends\s+(.+?)\s*$/g, "$1").split(/\s*,\s*/g); for (i = 0, l = methodsNames.length; i < l; ++i) { var method = transformClassMethod(atoms[methodsNames[i]]); methodsNames[i] = method.name } for (i = 0, l = fields.length - 1; i < l; ++i) { var field = trimSpaces(fields[i]); fields[i] = transformClassField(field.middle) } var tail = fields.pop(); for (i = 0, l = classes.length; i < l; ++i) classes[i] = transformInnerClass(atoms[classes[i]]); return new AstInterfaceBody(name, baseInterfaceNames, methodsNames, fields, classes, { tail: tail }) }; function AstClassBody(name, baseClassName, interfacesNames, functions, methods, fields, cstrs, innerClasses, misc) { var i, l; this.name = name; this.baseClassName = baseClassName; this.interfacesNames = interfacesNames; this.functions = functions; this.methods = methods; this.fields = fields; this.cstrs = cstrs; this.innerClasses = innerClasses; this.misc = misc; for (i = 0, l = fields.length; i < l; ++i) fields[i].owner = this } AstClassBody.prototype.getMembers = function(classFields, classMethods, classInners) { if (this.owner.base) this.owner.base.body.getMembers(classFields, classMethods, classInners); var i, j, l, m; for (i = 0, l = this.fields.length; i < l; ++i) { var fieldNames = this.fields[i].getNames(); for (j = 0, m = fieldNames.length; j < m; ++j) classFields[fieldNames[j]] = this.fields[i] } for (i = 0, l = this.methods.length; i < l; ++i) { var method = this.methods[i]; classMethods[method.name] = method } for (i = 0, l = this.innerClasses.length; i < l; ++i) { var innerClass = this.innerClasses[i]; classInners[innerClass.name] = innerClass } }; AstClassBody.prototype.toString = function() { function getScopeLevel(p) { var i = 0; while (p) { ++i; p = p.scope } return i } var scopeLevel = getScopeLevel(this.owner); var selfId = "$this_" + scopeLevel; var className = this.name; var result = "var " + selfId + " = this;\n"; var staticDefinitions = ""; var metadata = ""; var thisClassFields = {}, thisClassMethods = {}, thisClassInners = {}; this.getMembers(thisClassFields, thisClassMethods, thisClassInners); var oldContext = replaceContext; replaceContext = function(subject) { var name = subject.name; if (name === "this") return subject.callSign || !subject.member ? selfId + ".$self" : selfId; if (thisClassFields.hasOwnProperty(name)) return thisClassFields[name].isStatic ? className + "." + name : selfId + "." + name; if (thisClassInners.hasOwnProperty(name)) return selfId + "." + name; if (thisClassMethods.hasOwnProperty(name)) return thisClassMethods[name].isStatic ? className + "." + name : selfId + ".$self." + name; return oldContext(subject) }; var resolvedBaseClassName; if (this.baseClassName) { resolvedBaseClassName = oldContext({ name: this.baseClassName }); result += "var $super = { $upcast: " + selfId + " };\n"; result += "function $superCstr(){" + resolvedBaseClassName + ".apply($super,arguments);if(!('$self' in $super)) $p.extendClassChain($super)}\n"; metadata += className + ".$base = " + resolvedBaseClassName + ";\n" } else result += "function $superCstr(){$p.extendClassChain(" + selfId + ")}\n"; if (this.owner.base) staticDefinitions += "$p.extendStaticMembers(" + className + ", " + resolvedBaseClassName + ");\n"; var i, l, j, m; if (this.owner.interfaces) { var resolvedInterfaces = [], resolvedInterface; for (i = 0, l = this.interfacesNames.length; i < l; ++i) { if (!this.owner.interfaces[i]) continue; resolvedInterface = oldContext({ name: this.interfacesNames[i] }); resolvedInterfaces.push(resolvedInterface); staticDefinitions += "$p.extendInterfaceMembers(" + className + ", " + resolvedInterface + ");\n" } metadata += className + ".$interfaces = [" + resolvedInterfaces.join(", ") + "];\n" } if (this.functions.length > 0) result += this.functions.join("\n") + "\n"; sortByWeight(this.innerClasses); for (i = 0, l = this.innerClasses.length; i < l; ++i) { var innerClass = this.innerClasses[i]; if (innerClass.isStatic) { staticDefinitions += className + "." + innerClass.name + " = " + innerClass + ";\n"; result += selfId + "." + innerClass.name + " = " + className + "." + innerClass.name + ";\n" } else result += selfId + "." + innerClass.name + " = " + innerClass + ";\n" } for (i = 0, l = this.fields.length; i < l; ++i) { var field = this.fields[i]; if (field.isStatic) { staticDefinitions += className + "." + field.definitions.join(";\n" + className + ".") + ";\n"; for (j = 0, m = field.definitions.length; j < m; ++j) { var fieldName = field.definitions[j].name, staticName = className + "." + fieldName; result += "$p.defineProperty(" + selfId + ", '" + fieldName + "', {" + "get: function(){return " + staticName + "}, " + "set: function(val){" + staticName + " = val}});\n" } } else result += selfId + "." + field.definitions.join(";\n" + selfId + ".") + ";\n" } var methodOverloads = {}; for (i = 0, l = this.methods.length; i < l; ++i) { var method = this.methods[i]; var overload = methodOverloads[method.name]; var methodId = method.name + "$" + method.params.params.length; var hasMethodArgs = !!method.params.methodArgsParam; if (overload) { ++overload; methodId += "_" + overload } else overload = 1; method.methodId = methodId; methodOverloads[method.name] = overload; if (method.isStatic) { staticDefinitions += method; staticDefinitions += "$p.addMethod(" + className + ", '" + method.name + "', " + methodId + ", " + hasMethodArgs + ");\n"; result += "$p.addMethod(" + selfId + ", '" + method.name + "', " + methodId + ", " + hasMethodArgs + ");\n" } else { result += method; result += "$p.addMethod(" + selfId + ", '" + method.name + "', " + methodId + ", " + hasMethodArgs + ");\n" } } result += trim(this.misc.tail); if (this.cstrs.length > 0) result += this.cstrs.join("\n") + "\n"; result += "function $constr() {\n"; var cstrsIfs = []; for (i = 0, l = this.cstrs.length; i < l; ++i) { var paramsLength = this.cstrs[i].params.params.length; var methodArgsPresent = !!this.cstrs[i].params.methodArgsParam; cstrsIfs.push("if(arguments.length " + (methodArgsPresent ? ">=" : "===") + " " + paramsLength + ") { " + "$constr_" + paramsLength + ".apply(" + selfId + ", arguments); }") } if (cstrsIfs.length > 0) result += cstrsIfs.join(" else ") + " else "; result += "$superCstr();\n}\n"; result += "$constr.apply(null, arguments);\n"; replaceContext = oldContext; return "(function() {\n" + "function " + className + "() {\n" + result + "}\n" + staticDefinitions + metadata + "return " + className + ";\n" + "})()" }; transformClassBody = function(body, name, baseName, interfaces) { var declarations = body.substring(1, body.length - 1); declarations = extractClassesAndMethods(declarations); declarations = extractConstructors(declarations, name); var methods = [], classes = [], cstrs = [], functions = []; declarations = declarations.replace(/"([DEGH])(\d+)"/g, function(all, type, index) { if (type === "D") methods.push(index); else if (type === "E") classes.push(index); else if (type === "H") functions.push(index); else cstrs.push(index); return "" }); var fields = declarations.replace(/^(?:\s*;)+/, "").split(/;(?:\s*;)*/g); var baseClassName, interfacesNames; var i; if (baseName !== undef) baseClassName = baseName.replace(/^\s*extends\s+([A-Za-z_$][\w$]*\b(?:\s*\.\s*[A-Za-z_$][\w$]*\b)*)\s*$/g, "$1"); if (interfaces !== undef) interfacesNames = interfaces.replace(/^\s*implements\s+(.+?)\s*$/g, "$1").split(/\s*,\s*/g); for (i = 0; i < functions.length; ++i) functions[i] = transformFunction(atoms[functions[i]]); for (i = 0; i < methods.length; ++i) methods[i] = transformClassMethod(atoms[methods[i]]); for (i = 0; i < fields.length - 1; ++i) { var field = trimSpaces(fields[i]); fields[i] = transformClassField(field.middle) } var tail = fields.pop(); for (i = 0; i < cstrs.length; ++i) cstrs[i] = transformConstructor(atoms[cstrs[i]]); for (i = 0; i < classes.length; ++i) classes[i] = transformInnerClass(atoms[classes[i]]); return new AstClassBody(name, baseClassName, interfacesNames, functions, methods, fields, cstrs, classes, { tail: tail }) }; function AstInterface(name, body) { this.name = name; this.body = body; body.owner = this } AstInterface.prototype.toString = function() { return "var " + this.name + " = " + this.body + ";\n" + "$p." + this.name + " = " + this.name + ";\n" }; function AstClass(name, body) { this.name = name; this.body = body; body.owner = this } AstClass.prototype.toString = function() { return "var " + this.name + " = " + this.body + ";\n" + "$p." + this.name + " = " + this.name + ";\n" }; function transformGlobalClass(class_) { var m = classesRegex.exec(class_); classesRegex.lastIndex = 0; var body = atoms[getAtomIndex(m[6])]; var oldClassId = currentClassId, newClassId = generateClassId(); currentClassId = newClassId; var globalClass; if (m[2] === "interface") globalClass = new AstInterface(m[3], transformInterfaceBody(body, m[3], m[4])); else globalClass = new AstClass(m[3], transformClassBody(body, m[3], m[4], m[5])); appendClass(globalClass, newClassId, oldClassId); currentClassId = oldClassId; return globalClass } function AstMethod(name, params, body) { this.name = name; this.params = params; this.body = body } AstMethod.prototype.toString = function() { var paramNames = appendToLookupTable({}, this.params.getNames()); var oldContext = replaceContext; replaceContext = function(subject) { return paramNames.hasOwnProperty(subject.name) ? subject.name : oldContext(subject) }; var body = this.params.prependMethodArgs(this.body.toString()); var result = "function " + this.name + this.params + " " + body + "\n" + "$p." + this.name + " = " + this.name + ";"; replaceContext = oldContext; return result }; function transformGlobalMethod(method) { var m = methodsRegex.exec(method); var result = methodsRegex.lastIndex = 0; return new AstMethod(m[3], transformParams(atoms[getAtomIndex(m[4])]), transformStatementsBlock(atoms[getAtomIndex(m[6])])) } function preStatementsTransform(statements) { var s = statements; s = s.replace(/\b(catch\s*"B\d+"\s*"A\d+")(\s*catch\s*"B\d+"\s*"A\d+")+/g, "$1"); return s } function AstForStatement(argument, misc) { this.argument = argument; this.misc = misc } AstForStatement.prototype.toString = function() { return this.misc.prefix + this.argument.toString() }; function AstCatchStatement(argument, misc) { this.argument = argument; this.misc = misc } AstCatchStatement.prototype.toString = function() { return this.misc.prefix + this.argument.toString() }; function AstPrefixStatement(name, argument, misc) { this.name = name; this.argument = argument; this.misc = misc } AstPrefixStatement.prototype.toString = function() { var result = this.misc.prefix; if (this.argument !== undef) result += this.argument.toString(); return result }; function AstSwitchCase(expr) { this.expr = expr } AstSwitchCase.prototype.toString = function() { return "case " + this.expr + ":" }; function AstLabel(label) { this.label = label } AstLabel.prototype.toString = function() { return this.label }; transformStatements = function(statements, transformMethod, transformClass) { var nextStatement = new RegExp(/\b(catch|for|if|switch|while|with)\s*"B(\d+)"|\b(do|else|finally|return|throw|try|break|continue)\b|("[ADEH](\d+)")|\b(case)\s+([^:]+):|\b([A-Za-z_$][\w$]*\s*:)|(;)/g); var res = []; statements = preStatementsTransform(statements); var lastIndex = 0, m, space; while ((m = nextStatement.exec(statements)) !== null) { if (m[1] !== undef) { var i = statements.lastIndexOf('"B', nextStatement.lastIndex); var statementsPrefix = statements.substring(lastIndex, i); if (m[1] === "for") res.push(new AstForStatement(transformForExpression(atoms[m[2]]), { prefix: statementsPrefix })); else if (m[1] === "catch") res.push(new AstCatchStatement(transformParams(atoms[m[2]]), { prefix: statementsPrefix })); else res.push(new AstPrefixStatement(m[1], transformExpression(atoms[m[2]]), { prefix: statementsPrefix })) } else if (m[3] !== undef) res.push(new AstPrefixStatement(m[3], undef, { prefix: statements.substring(lastIndex, nextStatement.lastIndex) })); else if (m[4] !== undef) { space = statements.substring(lastIndex, nextStatement.lastIndex - m[4].length); if (trim(space).length !== 0) continue; res.push(space); var kind = m[4].charAt(1), atomIndex = m[5]; if (kind === "D") res.push(transformMethod(atoms[atomIndex])); else if (kind === "E") res.push(transformClass(atoms[atomIndex])); else if (kind === "H") res.push(transformFunction(atoms[atomIndex])); else res.push(transformStatementsBlock(atoms[atomIndex])) } else if (m[6] !== undef) res.push(new AstSwitchCase(transformExpression(trim(m[7])))); else if (m[8] !== undef) { space = statements.substring(lastIndex, nextStatement.lastIndex - m[8].length); if (trim(space).length !== 0) continue; res.push(new AstLabel(statements.substring(lastIndex, nextStatement.lastIndex))) } else { var statement = trimSpaces(statements.substring(lastIndex, nextStatement.lastIndex - 1)); res.push(statement.left); res.push(transformStatement(statement.middle)); res.push(statement.right + ";") } lastIndex = nextStatement.lastIndex } var statementsTail = trimSpaces(statements.substring(lastIndex)); res.push(statementsTail.left); if (statementsTail.middle !== "") { res.push(transformStatement(statementsTail.middle)); res.push(";" + statementsTail.right) } return res }; function getLocalNames(statements) { var localNames = []; for (var i = 0, l = statements.length; i < l; ++i) { var statement = statements[i]; if (statement instanceof AstVar) localNames = localNames.concat(statement.getNames()); else if (statement instanceof AstForStatement && statement.argument.initStatement instanceof AstVar) localNames = localNames.concat(statement.argument.initStatement.getNames()); else if (statement instanceof AstInnerInterface || statement instanceof AstInnerClass || statement instanceof AstInterface || statement instanceof AstClass || statement instanceof AstMethod || statement instanceof AstFunction) localNames.push(statement.name) } return appendToLookupTable({}, localNames) } function AstStatementsBlock(statements) { this.statements = statements } AstStatementsBlock.prototype.toString = function() { var localNames = getLocalNames(this.statements); var oldContext = replaceContext; if (!isLookupTableEmpty(localNames)) replaceContext = function(subject) { return localNames.hasOwnProperty(subject.name) ? subject.name : oldContext(subject) }; var result = "{\n" + this.statements.join("") + "\n}"; replaceContext = oldContext; return result }; transformStatementsBlock = function(block) { var content = trimSpaces(block.substring(1, block.length - 1)); return new AstStatementsBlock(transformStatements(content.middle)) }; function AstRoot(statements) { this.statements = statements } AstRoot.prototype.toString = function() { var classes = [], otherStatements = [], statement; for (var i = 0, len = this.statements.length; i < len; ++i) { statement = this.statements[i]; if (statement instanceof AstClass || statement instanceof AstInterface) classes.push(statement); else otherStatements.push(statement) } sortByWeight(classes); var localNames = getLocalNames(this.statements); replaceContext = function(subject) { var name = subject.name; if (localNames.hasOwnProperty(name)) return name; if (globalMembers.hasOwnProperty(name) || PConstants.hasOwnProperty(name) || defaultScope.hasOwnProperty(name)) return "$p." + name; return name }; var result = "// this code was autogenerated from PJS\n" + "(function($p) {\n" + classes.join("") + "\n" + otherStatements.join("") + "\n})"; replaceContext = null; return result }; transformMain = function() { var statements = extractClassesAndMethods(atoms[0]); statements = statements.replace(/\bimport\s+[^;]+;/g, ""); return new AstRoot(transformStatements(statements, transformGlobalMethod, transformGlobalClass)) }; function generateMetadata(ast) { var globalScope = {}; var id, class_; for (id in declaredClasses) if (declaredClasses.hasOwnProperty(id)) { class_ = declaredClasses[id]; var scopeId = class_.scopeId, name = class_.name; if (scopeId) { var scope = declaredClasses[scopeId]; class_.scope = scope; if (scope.inScope === undef) scope.inScope = {}; scope.inScope[name] = class_ } else globalScope[name] = class_ } function findInScopes(class_, name) { var parts = name.split("."); var currentScope = class_.scope, found; while (currentScope) { if (currentScope.hasOwnProperty(parts[0])) { found = currentScope[parts[0]]; break } currentScope = currentScope.scope } if (found === undef) found = globalScope[parts[0]]; for (var i = 1, l = parts.length; i < l && found; ++i) found = found.inScope[parts[i]]; return found } for (id in declaredClasses) if (declaredClasses.hasOwnProperty(id)) { class_ = declaredClasses[id]; var baseClassName = class_.body.baseClassName; if (baseClassName) { var parent = findInScopes(class_, baseClassName); if (parent) { class_.base = parent; if (!parent.derived) parent.derived = []; parent.derived.push(class_) } } var interfacesNames = class_.body.interfacesNames, interfaces = [], i, l; if (interfacesNames && interfacesNames.length > 0) { for (i = 0, l = interfacesNames.length; i < l; ++i) { var interface_ = findInScopes(class_, interfacesNames[i]); interfaces.push(interface_); if (!interface_) continue; if (!interface_.derived) interface_.derived = []; interface_.derived.push(class_) } if (interfaces.length > 0) class_.interfaces = interfaces } } } function setWeight(ast) { var queue = [], tocheck = {}; var id, scopeId, class_; for (id in declaredClasses) if (declaredClasses.hasOwnProperty(id)) { class_ = declaredClasses[id]; if (!class_.inScope && !class_.derived) { queue.push(id); class_.weight = 0 } else { var dependsOn = []; if (class_.inScope) for (scopeId in class_.inScope) if (class_.inScope.hasOwnProperty(scopeId)) dependsOn.push(class_.inScope[scopeId]); if (class_.derived) dependsOn = dependsOn.concat(class_.derived); tocheck[id] = dependsOn } } function removeDependentAndCheck(targetId, from) { var dependsOn = tocheck[targetId]; if (!dependsOn) return false; var i = dependsOn.indexOf(from); if (i < 0) return false; dependsOn.splice(i, 1); if (dependsOn.length > 0) return false; delete tocheck[targetId]; return true } while (queue.length > 0) { id = queue.shift(); class_ = declaredClasses[id]; if (class_.scopeId && removeDependentAndCheck(class_.scopeId, class_)) { queue.push(class_.scopeId); declaredClasses[class_.scopeId].weight = class_.weight + 1 } if (class_.base && removeDependentAndCheck(class_.base.classId, class_)) { queue.push(class_.base.classId); class_.base.weight = class_.weight + 1 } if (class_.interfaces) { var i, l; for (i = 0, l = class_.interfaces.length; i < l; ++i) { if (!class_.interfaces[i] || !removeDependentAndCheck(class_.interfaces[i].classId, class_)) continue; queue.push(class_.interfaces[i].classId); class_.interfaces[i].weight = class_.weight + 1 } } } } var transformed = transformMain(); generateMetadata(transformed); setWeight(transformed); var redendered = transformed.toString(); redendered = redendered.replace(/\s*\n(?:[\t ]*\n)+/g, "\n\n"); redendered = redendered.replace(/__x([0-9A-F]{4})/g, function(all, hexCode) { return String.fromCharCode(parseInt(hexCode, 16)) }); return injectStrings(redendered, strings) } function preprocessCode(aCode, sketch) { var dm = (new RegExp(/\/\*\s*@pjs\s+((?:[^\*]|\*+[^\*\/])*)\*\//g)).exec(aCode); if (dm && dm.length === 2) { var jsonItems = [], directives = dm.splice(1, 2)[0].replace(/\{([\s\S]*?)\}/g, function() { return function(all, item) { jsonItems.push(item); return "{" + (jsonItems.length - 1) + "}" } }()).replace("\n", "").replace("\r", "").split(";"); var clean = function(s) { return s.replace(/^\s*["']?/, "").replace(/["']?\s*$/, "") }; for (var i = 0, dl = directives.length; i < dl; i++) { var pair = directives[i].split("="); if (pair && pair.length === 2) { var key = clean(pair[0]), value = clean(pair[1]), list = []; if (key === "preload") { list = value.split(","); for (var j = 0, jl = list.length; j < jl; j++) { var imageName = clean(list[j]); sketch.imageCache.add(imageName) } } else if (key === "font") { list = value.split(","); for (var x = 0, xl = list.length; x < xl; x++) { var fontName = clean(list[x]), index = /^\{(\d*?)\}$/.exec(fontName); PFont.preloading.add(index ? JSON.parse("{" + jsonItems[index[1]] + "}") : fontName) } } else if (key === "pauseOnBlur") sketch.options.pauseOnBlur = value === "true"; else if (key === "globalKeyEvents") sketch.options.globalKeyEvents = value === "true"; else if (key.substring(0, 6) === "param-") sketch.params[key.substring(6)] = value; else sketch.options[key] = value } } } return aCode } Processing.compile = function(pdeCode) { var sketch = new Processing.Sketch; var code = preprocessCode(pdeCode, sketch); var compiledPde = parseProcessing(code); sketch.sourceCode = compiledPde; return sketch }; var tinylogLite = function() { var tinylogLite = {}, undef = "undefined", func = "function", False = !1, True = !0, logLimit = 512, log = "log"; if (typeof tinylog !== undef && typeof tinylog[log] === func) tinylogLite[log] = tinylog[log]; else if (typeof document !== undef && !document.fake)(function() { var doc = document, $div = "div", $style = "style", $title = "title", containerStyles = { zIndex: 1E4, position: "fixed", bottom: "0px", width: "100%", height: "15%", fontFamily: "sans-serif", color: "#ccc", backgroundColor: "black" }, outputStyles = { position: "relative", fontFamily: "monospace", overflow: "auto", height: "100%", paddingTop: "5px" }, resizerStyles = { height: "5px", marginTop: "-5px", cursor: "n-resize", backgroundColor: "darkgrey" }, closeButtonStyles = { position: "absolute", top: "5px", right: "20px", color: "#111", MozBorderRadius: "4px", webkitBorderRadius: "4px", borderRadius: "4px", cursor: "pointer", fontWeight: "normal", textAlign: "center", padding: "3px 5px", backgroundColor: "#333", fontSize: "12px" }, entryStyles = { minHeight: "16px" }, entryTextStyles = { fontSize: "12px", margin: "0 8px 0 8px", maxWidth: "100%", whiteSpace: "pre-wrap", overflow: "auto" }, view = doc.defaultView, docElem = doc.documentElement, docElemStyle = docElem[$style], setStyles = function() { var i = arguments.length, elemStyle, styles, style; while (i--) { styles = arguments[i--]; elemStyle = arguments[i][$style]; for (style in styles) if (styles.hasOwnProperty(style)) elemStyle[style] = styles[style] } }, observer = function(obj, event, handler) { if (obj.addEventListener) obj.addEventListener(event, handler, False); else if (obj.attachEvent) obj.attachEvent("on" + event, handler); return [obj, event, handler] }, unobserve = function(obj, event, handler) { if (obj.removeEventListener) obj.removeEventListener(event, handler, False); else if (obj.detachEvent) obj.detachEvent("on" + event, handler) }, clearChildren = function(node) { var children = node.childNodes, child = children.length; while (child--) node.removeChild(children.item(0)) }, append = function(to, elem) { return to.appendChild(elem) }, createElement = function(localName) { return doc.createElement(localName) }, createTextNode = function(text) { return doc.createTextNode(text) }, createLog = tinylogLite[log] = function(message) { var uninit, originalPadding = docElemStyle.paddingBottom, container = createElement($div), containerStyle = container[$style], resizer = append(container, createElement($div)), output = append(container, createElement($div)), closeButton = append(container, createElement($div)), resizingLog = False, previousHeight = False, previousScrollTop = False, messages = 0, updateSafetyMargin = function() { docElemStyle.paddingBottom = container.clientHeight + "px" }, setContainerHeight = function(height) { var viewHeight = view.innerHeight, resizerHeight = resizer.clientHeight; if (height < 0) height = 0; else if (height + resizerHeight > viewHeight) height = viewHeight - resizerHeight; containerStyle.height = height / viewHeight * 100 + "%"; updateSafetyMargin() }, observers = [observer(doc, "mousemove", function(evt) { if (resizingLog) { setContainerHeight(view.innerHeight - evt.clientY); output.scrollTop = previousScrollTop } }), observer(doc, "mouseup", function() { if (resizingLog) resizingLog = previousScrollTop = False }), observer(resizer, "dblclick", function(evt) { evt.preventDefault(); if (previousHeight) { setContainerHeight(previousHeight); previousHeight = False } else { previousHeight = container.clientHeight; containerStyle.height = "0px" } }), observer(resizer, "mousedown", function(evt) { evt.preventDefault(); resizingLog = True; previousScrollTop = output.scrollTop }), observer(resizer, "contextmenu", function() { resizingLog = False }), observer(closeButton, "click", function() { uninit() })]; uninit = function() { var i = observers.length; while (i--) unobserve.apply(tinylogLite, observers[i]); docElem.removeChild(container); docElemStyle.paddingBottom = originalPadding; clearChildren(output); clearChildren(container); tinylogLite[log] = createLog }; setStyles(container, containerStyles, output, outputStyles, resizer, resizerStyles, closeButton, closeButtonStyles); closeButton[$title] = "Close Log"; append(closeButton, createTextNode("\u2716")); resizer[$title] = "Double-click to toggle log minimization"; docElem.insertBefore(container, docElem.firstChild); tinylogLite[log] = function(message) { if (messages === logLimit) output.removeChild(output.firstChild); else messages++; var entry = append(output, createElement($div)), entryText = append(entry, createElement($div)); entry[$title] = (new Date).toLocaleTimeString(); setStyles(entry, entryStyles, entryText, entryTextStyles); append(entryText, createTextNode(message)); output.scrollTop = output.scrollHeight }; tinylogLite[log](message); updateSafetyMargin() } })(); else if (typeof print === func) tinylogLite[log] = print; return tinylogLite }(); Processing.logger = tinylogLite; Processing.version = "1.4.1"; Processing.lib = {}; Processing.registerLibrary = function(name, desc) { Processing.lib[name] = desc; if (desc.hasOwnProperty("init")) desc.init(defaultScope) }; Processing.instances = processingInstances; Processing.getInstanceById = function(name) { return processingInstances[processingInstanceIds[name]] }; Processing.Sketch = function(attachFunction) { this.attachFunction = attachFunction; this.options = { pauseOnBlur: false, globalKeyEvents: false }; this.onLoad = nop; this.onSetup = nop; this.onPause = nop; this.onLoop = nop; this.onFrameStart = nop; this.onFrameEnd = nop; this.onExit = nop; this.params = {}; this.imageCache = { pending: 0, images: {}, operaCache: {}, add: function(href, img) { if (this.images[href]) return; if (!isDOMPresent) this.images[href] = null; if (!img) { img = new Image; img.onload = function(owner) { return function() { owner.pending-- } }(this); this.pending++; img.src = href } this.images[href] = img; if (window.opera) { var div = document.createElement("div"); div.appendChild(img); div.style.position = "absolute"; div.style.opacity = 0; div.style.width = "1px"; div.style.height = "1px"; if (!this.operaCache[href]) { document.body.appendChild(div); this.operaCache[href] = div } } } }; this.sourceCode = undefined; this.attach = function(processing) { if (typeof this.attachFunction === "function") this.attachFunction(processing); else if (this.sourceCode) { var func = (new Function("return (" + this.sourceCode + ");"))(); func(processing); this.attachFunction = func } else throw "Unable to attach sketch to the processing instance"; }; this.toString = function() { var i; var code = "((function(Sketch) {\n"; code += "var sketch = new Sketch(\n" + this.sourceCode + ");\n"; for (i in this.options) if (this.options.hasOwnProperty(i)) { var value = this.options[i]; code += "sketch.options." + i + " = " + (typeof value === "string" ? '"' + value + '"' : "" + value) + ";\n" } for (i in this.imageCache) if (this.options.hasOwnProperty(i)) code += 'sketch.imageCache.add("' + i + '");\n'; code += "return sketch;\n})(Processing.Sketch))"; return code } }; var loadSketchFromSources = function(canvas, sources) { var code = [], errors = [], sourcesCount = sources.length, loaded = 0; function ajaxAsync(url, callback) { var xhr = new XMLHttpRequest; xhr.onreadystatechange = function() { if (xhr.readyState === 4) { var error; if (xhr.status !== 200 && xhr.status !== 0) error = "Invalid XHR status " + xhr.status; else if (xhr.responseText === "") if ("withCredentials" in new XMLHttpRequest && (new XMLHttpRequest).withCredentials === false && window.location.protocol === "file:") error = "XMLHttpRequest failure, possibly due to a same-origin policy violation. You can try loading this page in another browser, or load it from http://localhost using a local webserver. See the Processing.js README for a more detailed explanation of this problem and solutions."; else error = "File is empty."; callback(xhr.responseText, error) } }; xhr.open("GET", url, true); if (xhr.overrideMimeType) xhr.overrideMimeType("application/json"); xhr.setRequestHeader("If-Modified-Since", "Fri, 01 Jan 1960 00:00:00 GMT"); xhr.send(null) } function loadBlock(index, filename) { function callback(block, error) { code[index] = block; ++loaded; if (error) errors.push(filename + " ==> " + error); if (loaded === sourcesCount) if (errors.length === 0) try { return new Processing(canvas, code.join("\n")) } catch(e) { throw "Processing.js: Unable to execute pjs sketch: " + e; } else throw "Processing.js: Unable to load pjs sketch files: " + errors.join("\n"); } if (filename.charAt(0) === "#") { var scriptElement = document.getElementById(filename.substring(1)); if (scriptElement) callback(scriptElement.text || scriptElement.textContent); else callback("", "Unable to load pjs sketch: element with id '" + filename.substring(1) + "' was not found"); return } ajaxAsync(filename, callback) } for (var i = 0; i < sourcesCount; ++i) loadBlock(i, sources[i]) }; var init = function() { document.removeEventListener("DOMContentLoaded", init, false); processingInstances = []; var canvas = document.getElementsByTagName("canvas"), filenames; for (var i = 0, l = canvas.length; i < l; i++) { var processingSources = canvas[i].getAttribute("data-processing-sources"); if (processingSources === null) { processingSources = canvas[i].getAttribute("data-src"); if (processingSources === null) processingSources = canvas[i].getAttribute("datasrc") } if (processingSources) { filenames = processingSources.split(/\s+/g); for (var j = 0; j < filenames.length;) if (filenames[j]) j++; else filenames.splice(j, 1); loadSketchFromSources(canvas[i], filenames) } } var s, last, source, instance, nodelist = document.getElementsByTagName("script"), scripts = []; for (s = nodelist.length - 1; s >= 0; s--) scripts.push(nodelist[s]); for (s = 0, last = scripts.length; s < last; s++) { var script = scripts[s]; if (!script.getAttribute) continue; var type = script.getAttribute("type"); if (type && (type.toLowerCase() === "text/processing" || type.toLowerCase() === "application/processing")) { var target = script.getAttribute("data-processing-target"); canvas = undef; if (target) canvas = document.getElementById(target); else { var nextSibling = script.nextSibling; while (nextSibling && nextSibling.nodeType !== 1) nextSibling = nextSibling.nextSibling; if (nextSibling && nextSibling.nodeName.toLowerCase() === "canvas") canvas = nextSibling } if (canvas) { if (script.getAttribute("src")) { filenames = script.getAttribute("src").split(/\s+/); loadSketchFromSources(canvas, filenames); continue } source = script.textContent || script.text; instance = new Processing(canvas, source) } } } }; Processing.reload = function() { if (processingInstances.length > 0) for (var i = processingInstances.length - 1; i >= 0; i--) if (processingInstances[i]) processingInstances[i].exit(); init() }; Processing.loadSketchFromSources = loadSketchFromSources; Processing.disableInit = function() { if (isDOMPresent) document.removeEventListener("DOMContentLoaded", init, false) }; if (isDOMPresent) { window["Processing"] = Processing; document.addEventListener("DOMContentLoaded", init, false) } else this.Processing = Processing })(window, window.document, Math);