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+<!DOCTYPE html>
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+<html lang="en">
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+ <head>
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+ <title>three.js webgl - multiple canvases - complex</title>
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+ <meta charset="utf-8">
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+ <meta name="viewport" content="width=device-width, user-scalable=no, minimum-scale=1.0, maximum-scale=1.0">
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+ <style>
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+ body {
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+ color: #808080;
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+ font-family:Monospace;
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+ font-size:13px;
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+ text-align:center;
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+
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+ background-color: #fff;
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+ margin: 0px;
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+ overflow: hidden;
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+ }
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+
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+ #info {
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+ position: absolute;
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+ top: 0px; width: 100%;
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+ padding: 5px;
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+ }
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+
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+ #container1, #container2, #container3 {
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+ position: absolute;
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+ border-style: solid;
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+ }
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+
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+ #container1 {
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+ width: 400px;
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+ height: 200px;
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+ left: 150px;
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+ }
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+
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+ #container2 {
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+ width: 400px;
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+ height: 200px;
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+ left: 150px;
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+ top: 400px;
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+ }
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+
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+ #container3 {
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+ width: 300px;
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+ height: 300px;
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+ left: 75px;
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+ top: 300px;
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+ }
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+
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+ a {
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+
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+ color: #0080ff;
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+ }
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+
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+ </style>
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+ </head>
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+ <body>
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+
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+ <div id="container">
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+ <div id="container1"></div>
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+ <div id="container2"></div>
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+ <div id="container3"></div>
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+ </div>
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+ <div id="info"><a href="http://threejs.org" target="_blank">three.js</a> webgl - multiple canvases - complex</div>
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+
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+ <script src="../build/three.min.js"></script>
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+
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+ <script src="js/Detector.js"></script>
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+ <script src="js/libs/stats.min.js"></script>
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+
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+ <script>
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+
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+ if ( ! Detector.webgl ) Detector.addGetWebGLMessage();
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+
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+ var apps = [];
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+
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+ var scene = createScene();
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+
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+ init();
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+ animate();
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+
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+ function init() {
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+
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+ var container1 = document.getElementById( 'container1' );
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+ var container2 = document.getElementById( 'container2' );
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+ var container3 = document.getElementById( 'container3' );
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+
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+ var WIDTH = 800;
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+ var HEIGHT = 600;
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+
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+ apps.push( new App( container1, WIDTH, HEIGHT ) );
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+ apps.push( new App( container2, WIDTH, HEIGHT ) );
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+ apps.push( new App( container3, WIDTH, HEIGHT ) );
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+
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+ document.addEventListener( 'mousemove', onDocumentMouseMove, false );
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+
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+ }
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+
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+ function animate() {
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+
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+ for ( var i = 0; i < apps.length; ++i ) {
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+
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+ apps[ i ].animate();
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+
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+ }
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+
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+ requestAnimationFrame( animate );
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+
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+ }
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+
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+ function onDocumentMouseMove (e) {
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+
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+ var container3 = document.getElementById( 'container3' );
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+
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+ container3.style.left = e.pageX - container3.clientWidth / 2 + "px"
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+ container3.style.top = e.pageY - container3.clientHeight / 2 + "px"
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+
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+ }
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+
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+ function createScene () {
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+
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+ var mesh, group1, group2, group3, light;
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+
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+ scene = new THREE.Scene();
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+
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+ light = new THREE.DirectionalLight( 0xffffff );
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+ light.position.set( 0, 0, 1 ).normalize();
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+ scene.add( light );
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+
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+ // shadow
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+
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+ var canvas = document.createElement( 'canvas' );
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+ canvas.width = 128;
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+ canvas.height = 128;
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+
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+ var context = canvas.getContext( '2d' );
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+ var gradient = context.createRadialGradient( canvas.width / 2, canvas.height / 2, 0, canvas.width / 2, canvas.height / 2, canvas.width / 2 );
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+ gradient.addColorStop( 0.1, 'rgba(210,210,210,1)' );
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+ gradient.addColorStop( 1, 'rgba(255,255,255,1)' );
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+
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+ context.fillStyle = gradient;
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+ context.fillRect( 0, 0, canvas.width, canvas.height );
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+
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+ var shadowTexture = new THREE.Texture( canvas );
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+ shadowTexture.needsUpdate = true;
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+
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+ var shadowMaterial = new THREE.MeshBasicMaterial( { map: shadowTexture } );
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+ var shadowGeo = new THREE.PlaneBufferGeometry( 300, 300, 1, 1 );
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+
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+ mesh = new THREE.Mesh( shadowGeo, shadowMaterial );
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+ mesh.position.y = - 250;
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+ mesh.rotation.x = - Math.PI / 2;
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+ scene.add( mesh );
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+
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+ mesh = new THREE.Mesh( shadowGeo, shadowMaterial );
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+ mesh.position.x = - 400;
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+ mesh.position.y = - 250;
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+ mesh.rotation.x = - Math.PI / 2;
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+ scene.add( mesh );
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+
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+ mesh = new THREE.Mesh( shadowGeo, shadowMaterial );
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+ mesh.position.x = 400;
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+ mesh.position.y = - 250;
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+ mesh.rotation.x = - Math.PI / 2;
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+ scene.add( mesh );
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+
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+ var faceIndices = [ 'a', 'b', 'c' ];
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+
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+ var color, f1, f2, f3, p, vertexIndex,
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+
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+ radius = 200,
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+
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+ geometry1 = new THREE.IcosahedronGeometry( radius, 1 ),
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+ geometry2 = new THREE.IcosahedronGeometry( radius, 1 ),
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+ geometry3 = new THREE.IcosahedronGeometry( radius, 1 );
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+
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+ for ( var i = 0; i < geometry1.faces.length; i ++ ) {
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+
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+ f1 = geometry1.faces[ i ];
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+ f2 = geometry2.faces[ i ];
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+ f3 = geometry3.faces[ i ];
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+
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+ for( var j = 0; j < 3; j ++ ) {
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+
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+ vertexIndex = f1[ faceIndices[ j ] ];
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+
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+ p = geometry1.vertices[ vertexIndex ];
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+
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+ color = new THREE.Color( 0xffffff );
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+ color.setHSL( ( p.y / radius + 1 ) / 2, 1.0, 0.5 );
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+
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+ f1.vertexColors[ j ] = color;
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+
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+ color = new THREE.Color( 0xffffff );
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+ color.setHSL( 0.0, ( p.y / radius + 1 ) / 2, 0.5 );
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+
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+ f2.vertexColors[ j ] = color;
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+
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+ color = new THREE.Color( 0xffffff );
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+ color.setHSL( 0.125 * vertexIndex / geometry1.vertices.length, 1.0, 0.5 );
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+
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+ f3.vertexColors[ j ] = color;
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+
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+ }
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+
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+ }
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+
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+ var materials = [
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+
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+ new THREE.MeshLambertMaterial( { color: 0xffffff, shading: THREE.FlatShading, vertexColors: THREE.VertexColors } ),
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+ new THREE.MeshBasicMaterial( { color: 0x000000, shading: THREE.FlatShading, wireframe: true, transparent: true } )
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+
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+ ];
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+
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+ group1 = THREE.SceneUtils.createMultiMaterialObject( geometry1, materials );
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+ group1.position.x = -400;
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+ group1.rotation.x = -1.87;
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+ scene.add( group1 );
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+
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+ group2 = THREE.SceneUtils.createMultiMaterialObject( geometry2, materials );
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+ group2.position.x = 400;
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+ group2.rotation.x = 0;
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+ scene.add( group2 );
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+
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+ group3 = THREE.SceneUtils.createMultiMaterialObject( geometry3, materials );
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+ group3.position.x = 0;
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+ group3.rotation.x = 0;
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+ scene.add( group3 );
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+
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+ return scene;
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+ }
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+
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+ function App( container, fullWidth, fullHeight ) {
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+
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+ var container, stats;
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+
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+ var camera, renderer;
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+
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+ var mouseX = 0, mouseY = 0;
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+
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+ var windowHalfX = window.innerWidth / 2;
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+ var windowHalfY = window.innerHeight / 2;
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+
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+ init();
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+
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+ function init() {
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+
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+ camera = new THREE.PerspectiveCamera( 20, container.clientWidth / container.clientHeight, 1, 10000 );
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+ camera.setViewOffset( fullWidth, fullHeight, container.offsetLeft, container.offsetTop, container.clientWidth, container.clientHeight );
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+ camera.position.z = 1800;
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+
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+ renderer = new THREE.WebGLRenderer( { antialias: true } );
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+ renderer.setClearColor( 0xffffff );
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+ renderer.setPixelRatio( window.devicePixelRatio );
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+ renderer.setSize( container.clientWidth, container.clientHeight );
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+ container.appendChild( renderer.domElement );
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+
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+ stats = new Stats();
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+ stats.domElement.style.position = 'absolute';
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+ stats.domElement.style.top = '0px';
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+ container.appendChild( stats.domElement );
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+
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+ document.addEventListener( 'mousemove', onDocumentMouseMove, false );
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+
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+ }
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+
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+ function onDocumentMouseMove( event ) {
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+
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+ mouseX = ( event.clientX - windowHalfX );
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+ mouseY = ( event.clientY - windowHalfY );
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+
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+ }
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+
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+ //
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+
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+ this.animate = function() {
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+
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+ render();
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+ stats.update();
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+
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+ };
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+
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+ function render() {
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+
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+ camera.setViewOffset( fullWidth, fullHeight, container.offsetLeft, container.offsetTop, container.clientWidth, container.clientHeight );
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+
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+ camera.position.x += ( mouseX - camera.position.x ) * 0.05;
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+ camera.position.y += ( - mouseY - camera.position.y ) * 0.05;
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+
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+ camera.lookAt( scene.position );
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+
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+ renderer.render( scene, camera );
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+
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+ }
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+ }
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+
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+ </script>
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+
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+ </body>
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+</html>
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Fordy