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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 - grid</title>
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+ <meta charset="utf-8">
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+ <style type="text/css">
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+ html, 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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+ width: 100%;
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+ height: 100%;
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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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+ #centerer {
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+ display: table;
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+ width: 100%;
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+ height: 100%;
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+ }
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+
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+ #centerer-cell {
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+ display: table-cell;
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+ vertical-align: middle;
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+ }
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+
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+ #container {
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+ margin-left: auto;
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+ margin-right: auto;
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+ width: 604px; // 300*2 + border;
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+ }
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+
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+ #container div {
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+ float: left;
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+ }
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+ #container1, #container2, #container3, #container4 {
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+ width: 300px;
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+ height: 200px;
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+ position: relative;
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+ border: 1px solid red;
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+ float:left;
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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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+ <div id="centerer">
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+ <div id="centerer-cell">
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+ <div id="container">
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+ <div class="container-row">
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+ <div id="container1"></div>
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+ <div id="container2"></div>
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+ </div>
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+ <div class="container-row">
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+ <div id="container3"></div>
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+ <div id="container4"></div>
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+ </div>
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+ </div>
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+ </div>
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+ </div>
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+ <div id="info"><a href="http://github.com/mrdoob/three.js" target="_blank">three.js</a> - vertex colors - webgl</div>
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+
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+ <script type="text/javascript" src="../build/Three.js"></script>
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+
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+ <script type="text/javascript" src="js/Detector.js"></script>
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+ <script type="text/javascript" src="js/RequestAnimationFrame.js"></script>
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+ <script type="text/javascript" src="js/Stats.js"></script>
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+
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+ <script type="text/javascript">
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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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+ init();
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+ animate();
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+
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+ function init() {
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+ var w = 300;
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+ var h = 200;
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+ var fullWidth = w * 2;
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+ var fullHeight = h * 2;
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+ apps.push(new App('container1', fullWidth, fullHeight, w * 0, h * 0, w, h));
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+ apps.push(new App('container2', fullWidth, fullHeight, w * 1, h * 0, w, h));
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+ apps.push(new App('container3', fullWidth, fullHeight, w * 0, h * 1, w, h));
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+ apps.push(new App('container4', fullWidth, fullHeight, w * 1, h * 1, w, h));
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+ }
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+
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+ function animate() {
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+ for ( var i = 0; i < apps.length; ++i ) {
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+ apps[i].animate();
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+ }
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+ requestAnimationFrame(animate);
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+ }
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+
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+ function App(containerId, fullWidth, fullHeight, viewX, viewY, viewWidth, viewHeight) {
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+ var container, stats;
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+
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+ var camera, scene, renderer;
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+
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+ var mesh, mesh2, mesh3, light;
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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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+ container = document.getElementById( containerId );
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+
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+ camera = new THREE.Camera( 20, container.clientWidth / container.clientHeight, 1, 10000 );
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+ camera.setViewOffset(fullWidth, fullHeight, viewX, viewY, viewWidth, viewHeight);
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+ camera.position.z = 1800;
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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 );
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+ light.position.normalize();
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+ scene.addLight( light );
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+
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+ var shadowMaterial = new THREE.MeshBasicMaterial( { map: THREE.ImageUtils.loadTexture( 'textures/shadow.png' ) } );
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+ var shadowGeo = new THREE.Plane( 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 = - 90 * Math.PI / 180;
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+ scene.addObject( mesh );
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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.position.x = - 400;
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+ mesh.rotation.x = - 90 * Math.PI / 180;
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+ scene.addObject( mesh );
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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.position.x = 400;
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+ mesh.rotation.x = - 90 * Math.PI / 180;
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+ scene.addObject( mesh );
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+
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+ var faceIndices = [ 'a', 'b', 'c', 'd' ];
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+
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+ var color, f, f2, f3, p, n, vertexIndex,
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+
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+ geometry = new THREE.Icosahedron( 1 ),
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+ geometry2 = new THREE.Icosahedron( 1 ),
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+ geometry3 = new THREE.Icosahedron( 1 );
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+
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+ for ( var i = 0; i < geometry.faces.length; i++ ) {
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+
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+ f = geometry.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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+ n = ( f instanceof THREE.Face3 ) ? 3 : 4;
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+
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+ for( var j = 0; j < n; j++ ) {
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+
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+ vertexIndex = f[ faceIndices[ j ] ];
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+
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+ p = geometry.vertices[ vertexIndex ].position;
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+
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+ color = new THREE.Color( 0xffffff );
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+ color.setHSV( ( p.y + 1 ) / 2, 1.0, 1.0 );
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+
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+ f.vertexColors[ j ] = color;
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+
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+ color = new THREE.Color( 0xffffff );
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+ color.setHSV( 0.0, ( p.y + 1 ) / 2, 1.0 );
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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.setHSV( 0.125 * vertexIndex/geometry.vertices.length, 1.0, 1.0 );
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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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+
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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 } )
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+
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+ ];
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+
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+ mesh = new THREE.Mesh( geometry, materials );
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+ mesh.position.x = -400;
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+ mesh.scale.x = mesh.scale.y = mesh.scale.z = 200;
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+ mesh.rotation.x = -1.87;
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+ scene.addObject( mesh );
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+
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+ mesh2 = new THREE.Mesh( geometry2, materials );
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+ mesh2.position.x = 400;
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+ mesh2.rotation.x = 0;
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+ mesh2.scale = mesh.scale;
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+ scene.addObject( mesh2 );
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+
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+ mesh3 = new THREE.Mesh( geometry3, materials );
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+ mesh3.position.x = 0;
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+ mesh3.rotation.x = 0;
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+ mesh3.scale = mesh.scale;
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+ scene.addObject( mesh3 );
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+
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+ renderer = new THREE.WebGLRenderer( { antialias: true } );
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+ renderer.setSize( container.clientWidth, container.clientHeight );
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+
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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.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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+ 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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Gregg Tavares