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THREE.ImageUtils.crossOrigin = "*"; |
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var demo; |
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(function(demo) { |
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/** |
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* BasicView は、Three.js のプロジェクトを簡単にセットアップすることができるクラスです。 |
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* シーン、カメラ、レンダラー、ビューポートのシンプルなテンプレートを提供しています。 |
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* @author Yausunobu Ikeda a.k.a @clockmaker |
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* @class demo.BasicView |
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*/ |
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var BasicView = (function() { |
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function BasicView() { |
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var _this = this; |
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this.containerElement = document.createElement('div'); |
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document.body.appendChild(this.containerElement); |
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this.scene = new THREE.Scene(); |
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this.camera = new THREE.PerspectiveCamera(45, window.innerWidth / window.innerHeight, 1, 200000); |
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this.camera.position.z = -1000; |
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// アンチエイリアス設定有無 |
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var needAntialias = window.devicePixelRatio == 1.0; |
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this.renderer = new THREE.WebGLRenderer({ |
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antialias: needAntialias |
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}); |
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this.renderer.setClearColor(0x0); |
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this.renderer.setPixelRatio(window.devicePixelRatio); |
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this.renderer.setSize(window.innerWidth, window.innerHeight); |
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this.containerElement.appendChild(this.renderer.domElement); |
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window.addEventListener('resize', function(e) { |
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_this.handleResize(e); |
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}, false); |
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} |
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/** |
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* ウインドウリサイズ時のイベントハンドラーです。 |
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* @param event |
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*/ |
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BasicView.prototype.handleResize = function(event) { |
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this.camera.aspect = window.innerWidth / window.innerHeight; |
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this.camera.updateProjectionMatrix(); |
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this.renderer.setSize(window.innerWidth, window.innerHeight); |
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}; |
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/** |
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* レンダリングを開始します。 |
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*/ |
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BasicView.prototype.startRendering = function() { |
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this.update(); |
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}; |
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/** |
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* requestAnimationFrame で呼び出されるメソッドです。 |
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* @private |
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*/ |
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BasicView.prototype.update = function() { |
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requestAnimationFrame(this.update.bind(this)); |
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this.onTick(); |
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this.render(); |
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}; |
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/** |
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* レンダリングを即座に実行します。 |
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*/ |
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BasicView.prototype.render = function() { |
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this.renderer.render(this.scene, this.camera); |
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}; |
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/** |
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* 毎フレーム実行される関数です。 |
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*/ |
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BasicView.prototype.onTick = function() {}; |
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return BasicView; |
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})(); |
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demo.BasicView = BasicView; |
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})(demo || (demo = {})); |
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var __extends = this.__extends || function(d, b) { |
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for (var p in b) |
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if (b.hasOwnProperty(p)) d[p] = b[p]; |
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function __() { |
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this.constructor = d; |
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} |
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__.prototype = b.prototype; |
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d.prototype = new __(); |
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}; |
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var demo; |
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(function(demo) { |
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var FONT_NAME = "Source Code Pro"; |
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/** |
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* 3Dのパーティクル表現のデモクラスです。プリロードしてから実行します。 |
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* @author Yausnobu Ikeda a.k.a clockmaker |
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*/ |
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var DemoIconsPreload = (function() { |
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function DemoIconsPreload() { |
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// ウェブフォントのロードを待ってから初期化 |
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WebFont.load({ |
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custom: { |
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families: ['Source Code Pro', 'FontAwesome'], |
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urls: [ |
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'https://fonts.googleapis.com/css?family=Source+Code+Pro:600', |
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'https://netdna.bootstrapcdn.com/font-awesome/4.0.3/css/font-awesome.css' |
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], |
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testStrings: { |
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'FontAwesome': '\uf001' |
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} |
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}, |
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// Web Fontが使用可能になったとき |
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active: function() { |
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new DemoIconsWorld(); |
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} |
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}); |
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} |
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return DemoIconsPreload; |
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})(); |
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demo.DemoIconsPreload = DemoIconsPreload; |
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/** |
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* 3Dのパーティクル表現のクラスです。 |
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* @author Yausnobu Ikeda a.k.a clockmaker |
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*/ |
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var DemoIconsWorld = (function(_super) { |
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__extends(DemoIconsWorld, _super); |
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function DemoIconsWorld() { |
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_super.call(this); |
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this.CANVAS_W = 160; |
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this.CANVAS_H = 40; |
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this.WORD_LIST = ["WebGL", "HTML5", "three.js"]; |
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this._matrixLength = 8; |
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this._particleList = []; |
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this._wordIndex = 0; |
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/** 色相 0.0〜1.0 */ |
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this._hue = 0.6; |
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this.HELPER_ZERO = new THREE.Vector3(0, 0, 0); |
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this.setup(); |
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this.createLogo(); |
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this.startRendering(); |
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} |
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/** |
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* セットアップします。 |
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*/ |
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DemoIconsWorld.prototype.setup = function() { |
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// ------------------------------ |
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// カメラの配置 |
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// ------------------------------ |
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this.camera.far = 100000; |
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this.camera.near = 1; |
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this.camera.position.z = 5000; |
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this.camera.lookAt(this.HELPER_ZERO); |
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// ------------------------------ |
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// 背景の作成 |
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// ------------------------------ |
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var plane = new THREE.PlaneBufferGeometry(50000, 50000, 1, 1); |
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var mat = new THREE.MeshBasicMaterial({ |
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map: THREE.ImageUtils.loadTexture('http://ics-web.jp/lab-data/150601_threejs_mosaic/imgs/bg.png') |
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}); |
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var bg = new THREE.Mesh(plane, mat); |
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bg.position.z = -10000; |
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this.scene.add(bg); |
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this._bg = bg; |
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// ------------------------------ |
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// 3D空間のパーツを配置 |
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// ------------------------------ |
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var light = new THREE.DirectionalLight(0xffffff); |
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light.position.set(0, 1, +1).normalize(); |
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this.scene.add(light); |
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// particle motion |
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this._wrap = new THREE.Object3D(); |
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this.scene.add(this._wrap); |
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// ------------------------------ |
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// パーティクルのテクスチャアトラスを生成 |
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// ------------------------------ |
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var container = new createjs.Container(); |
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var SIZE = 256; |
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for (var i = 0, len = this._matrixLength * this._matrixLength; i < len; i++) { |
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var char = String.fromCharCode(61730 + i); |
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var text2 = new createjs.Text(char, "200px FontAwesome", "#FFF"); |
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text2.textBaseline = "middle"; |
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text2.textAlign = "center"; |
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text2.x = SIZE * (i % this._matrixLength) + SIZE / 2; |
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text2.y = SIZE * Math.floor(i / this._matrixLength) + SIZE / 2; |
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container.addChild(text2); |
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} |
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container.cache(0, 0, SIZE * this._matrixLength, SIZE * this._matrixLength); |
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var cacheUrl = container.getCacheDataURL(); |
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var image = new Image(); |
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image.src = cacheUrl; |
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var texture = new THREE.Texture(image); |
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texture.needsUpdate = true; |
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// ------------------------------ |
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// パーティクルの作成 |
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// ------------------------------ |
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var ux = 1 / this._matrixLength; |
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var uy = 1 / this._matrixLength; |
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this._particleList = []; |
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for (var i = 0; i < this.CANVAS_W; i++) { |
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for (var j = 0; j < this.CANVAS_H; j++) { |
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var ox = (this._matrixLength * Math.random()) >> 0; |
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var oy = (this._matrixLength * Math.random()) >> 0; |
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var geometry = new THREE.PlaneGeometry(40, 40, 1, 1); |
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this.change_uvs(geometry, ux, uy, ox, oy); |
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var material = new THREE.MeshLambertMaterial({ |
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color: 0xffffff, |
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map: texture, |
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transparent: true, |
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side: THREE.DoubleSide |
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}); |
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material.blending = THREE.AdditiveBlending; |
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var word = new THREE.Mesh(geometry, material); |
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this._wrap.add(word); |
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this._particleList.push(word); |
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} |
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} |
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this.createParticleCloud(); |
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}; |
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DemoIconsWorld.prototype.createParticleCloud = function() { |
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// 形状データを作成 |
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var geometry = new THREE.Geometry(); |
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var numParticles = 50000; |
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var SIZE = 10000; |
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for (var i = 0; i < numParticles; i++) { |
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geometry.vertices.push(new THREE.Vector3(SIZE * (Math.random() - 0.5), SIZE * (Math.random() - 0.5), SIZE * (Math.random() - 0.5))); |
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} |
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// マテリアルを作成 |
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var texture = THREE.ImageUtils.loadTexture('http://ics-web.jp/lab-data/150601_threejs_mosaic/imgs/fire_particle.png'); |
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var material = new THREE.PointCloudMaterial({ |
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size: 30, |
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color: 0x444444, |
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blending: THREE.AdditiveBlending, |
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transparent: true, |
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depthTest: false, |
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map: texture |
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}); |
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// 物体を作成 |
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var mesh = new THREE.PointCloud(geometry, material); |
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mesh.position = new THREE.Vector3(0, 0, 0); |
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this.scene.add(mesh); |
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}; |
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/** |
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* ロゴを生成し、モーションします。 |
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*/ |
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DemoIconsWorld.prototype.createLogo = function() { |
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var _this = this; |
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// レターオブジェクトを生成します。 |
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var canvas = document.createElement("canvas"); |
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canvas.setAttribute("width", this.CANVAS_W + "px"); |
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canvas.setAttribute("height", this.CANVAS_H + "px"); |
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var stage = new createjs.Stage(canvas); |
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var text1 = new createjs.Text(this.WORD_LIST[this._wordIndex], "30px " + FONT_NAME, "#FFF"); |
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this._wordIndex++; |
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if (this._wordIndex >= this.WORD_LIST.length) { |
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this._wordIndex = 0; |
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} |
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text1.textAlign = "center"; |
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text1.x = this.CANVAS_W / 2; |
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stage.addChild(text1); |
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stage.update(); |
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var timeline = new TimelineMax({ |
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onComplete: function() { |
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var tm = new TimelineMax(); |
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tm.to("#coverBlack", 1.0, { |
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css: { |
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opacity: 1.0 |
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} |
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}); |
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tm.call(function() { |
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_this.createLogo(); |
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}); |
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} |
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}); |
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var ctx = canvas.getContext("2d"); |
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for (var i = 0; i < this._particleList.length; i++) { |
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this._particleList[i].visible = false; |
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} |
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// 透過領域を判定する |
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var pixcelColors = ctx.getImageData(0, 0, this.CANVAS_W, this.CANVAS_H).data; |
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var existDotList = []; |
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var existDotCount = 0; |
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for (var i = 0; i < this.CANVAS_W; i++) { |
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existDotList[i] = []; |
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for (var j = 0; j < this.CANVAS_H; j++) { |
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// 透過しているか判定 |
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var flag = (pixcelColors[(i + j * this.CANVAS_W) * 4 + 3] == 0); |
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existDotList[i][j] = flag; |
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if (flag == true) |
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existDotCount++; |
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} |
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} |
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// レターのモーションを作成する |
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var cnt = 0; |
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var max = this.CANVAS_W * this.CANVAS_H; |
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for (var i = 0; i < this.CANVAS_W; i++) { |
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for (var j = 0; j < this.CANVAS_H; j++) { |
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// 透過していたらパスする |
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if (existDotList[i][j] == true) |
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continue; |
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var word = this._particleList[cnt]; |
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word.material.color.setHSL(this._hue + ((i * canvas.height / max) - 0.5) * 0.2, 0.5, 0.6 + 0.4 * Math.random()); |
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word.material.blending = THREE.AdditiveBlending; |
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this._wrap.add(word); |
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var toObj = { |
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x: (i - canvas.width / 2) * 30, |
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y: (canvas.height / 2 - j) * 30, |
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z: 0 |
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}; |
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var fromObj = { |
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x: 2000 * (Math.random() - 0.5) - 500, |
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y: 1000 * (Math.random() - 0.5), |
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z: +10000 |
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}; |
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word.position.x = fromObj.x; |
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word.position.y = fromObj.y; |
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word.position.z = fromObj.z; |
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var toRotationObj = { |
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z: 0 |
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}; |
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var fromRotationObj = { |
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z: 10 * Math.PI * (Math.random() - 0.5) |
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}; |
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word.rotation.z = fromRotationObj.z; |
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var delay = (Cubic.easeInOut).getRatio(cnt / 1600) * 3.0 + 1.5 * Math.random(); |
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timeline.to(word.rotation, 6.0, { |
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z: toRotationObj.z, |
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ease: Cubic.easeInOut |
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}, delay); |
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// |
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word.visible = false; |
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timeline.set(word, { |
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visible: true |
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}, delay); |
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timeline.to(word.position, 7.0, { |
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bezier: [ |
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fromObj, { |
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x: (0 + toObj.x) / 2 + 300, |
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y: (fromObj.y + toObj.y) / 2 + 500 * Math.random(), |
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z: (fromObj.z + toObj.z) / 2 |
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}, |
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toObj |
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], |
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delay: delay / 1.0, |
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ease: Expo.easeInOut |
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}, 0); |
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cnt++; |
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} |
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} |
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this._wrap.position.z = -5000; |
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timeline.to(this._wrap.position, 12.0, { |
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z: 6000, |
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ease: Quart.easeIn |
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}, 0); |
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// ------------------------ |
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// 3種類のカメラモーションのいずれかを適用する |
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// ------------------------ |
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if (Math.random() < 0.3) { |
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timeline.set(this.camera.position, { |
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x: 200, |
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y: -200, |
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z: 1000 |
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}, 0); |
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timeline.to(this.camera.position, 14.0, { |
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x: 0, |
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y: 0, |
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z: 5000, |
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ease: Quart.easeInOut |
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}, 0); |
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timeline.set(this.camera, { |
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fov: 90 |
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}, 0); |
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timeline.to(this.camera, 14.0, { |
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fov: 45, |
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ease: Quart.easeInOut |
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}, 0); |
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} else if (Math.random() < 0.5) { |
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timeline.set(this.camera.position, { |
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x: 100, |
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y: +1000, |
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z: 1000 |
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}, 0); |
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timeline.to(this.camera.position, 14.0, { |
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x: 0, |
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y: 0, |
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z: 5000, |
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ease: Quart.easeInOut |
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}, 0); |
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} else { |
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timeline.set(this.camera.position, { |
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x: -3000, |
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y: 3000, |
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z: 0 |
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}, 0); |
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timeline.to(this.camera.position, 15.0, { |
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x: 0, |
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y: 0, |
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z: 5000, |
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ease: Quart.easeInOut |
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}, 0); |
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} |
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// 黒マットのフェードイン |
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timeline.to("#coverBlack", 1.0, { |
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css: { |
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opacity: 0.0 |
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} |
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}, 0.0); |
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// ------------------------ |
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// 3種類のタイムリマップのいずれかを適用する |
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// ------------------------ |
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if (Math.random() < 0.3) { |
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timeline.timeScale(3.0); |
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timeline.addCallback(function() { |
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TweenMax.to(timeline, 1.0, { |
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timeScale: 0.05, |
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ease: Cubic.easeInOut |
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}); |
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TweenMax.to(timeline, 0.5, { |
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timeScale: 3.0, |
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delay: 3.5, |
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ease: Cubic.easeInOut |
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}); |
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TweenMax.to(timeline, 0.5, { |
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timeScale: 0.05, |
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delay: 4.0, |
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ease: Cubic.easeInOut |
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}); |
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TweenMax.to(timeline, 2.0, { |
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timeScale: 5.0, |
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delay: 9.0, |
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ease: Cubic.easeIn |
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}); |
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}, 3.5); |
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} else if (Math.random() < 0.5) { |
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timeline.timeScale(6.0); |
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TweenMax.to(timeline, 4.0, { |
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timeScale: 0.005, |
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ease: Cubic.easeOut |
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}); |
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TweenMax.to(timeline, 4.0, { |
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timeScale: 2.0, |
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ease: Cubic.easeIn, |
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delay: 5.0 |
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}); |
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} else { |
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timeline.timeScale(1.0); |
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} |
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// 背景の色変更 |
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this._bg.material.color.setHSL(this._hue, 1.0, 0.5); |
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// 色相を移動 |
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this._hue += 0.2; |
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if (this._hue >= 1.0) { |
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this._hue = 0.0; |
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} |
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}; |
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DemoIconsWorld.prototype.onTick = function() { |
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_super.prototype.onTick.call(this); |
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this.camera.lookAt(this.HELPER_ZERO); |
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// 背景をカメラの反対側に配置 |
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var vec = this.camera.position.clone(); |
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vec.negate(); |
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vec.normalize(); |
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vec.multiplyScalar(10000); |
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this._bg.position.copy(vec); |
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this._bg.lookAt(this.camera.position); |
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}; |
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/** |
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* ジオメトリ内のUVを変更します。 |
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* @param geometry {THREE.PlaneGeometry} |
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* @param unitx {number} |
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* @param unity {number} |
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* @param offsetx {number} |
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* @param offsety {number} |
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*/ |
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DemoIconsWorld.prototype.change_uvs = function(geometry, unitx, unity, offsetx, offsety) { |
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var faceVertexUvs = geometry.faceVertexUvs[0]; |
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for (var i = 0; i < faceVertexUvs.length; i++) { |
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var uvs = faceVertexUvs[i]; |
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for (var j = 0; j < uvs.length; j++) { |
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var uv = uvs[j]; |
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uv.x = (uv.x + offsetx) * unitx; |
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uv.y = (uv.y + offsety) * unity; |
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} |
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} |
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}; |
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return DemoIconsWorld; |
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})(demo.BasicView); |
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})(demo || (demo = {})); |
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window.addEventListener("load", function() { |
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new demo.DemoIconsPreload(); |
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}); |