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+<!DOCTYPE html>
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+<html>
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+ <head>
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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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+ <title>three.js webgl - loader callbacks</title>
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+ <style>
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+
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+ body {
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+ margin: 0;
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+ font-family: Arial;
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+ overflow: hidden;
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+ }
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+
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+ a {
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+ color: #ffffff;
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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;
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+ width: 100%;
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+ color: #ffffff;
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+ padding: 5px;
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+ font-family: Monospace;
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+ font-size: 13px;
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+ font-weight: bold;
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+ text-align: center;
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+ z-index: 1;
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+ }
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+
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+ #menu {
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+ position: absolute;
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+ bottom: 20px;
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+ width: 100%;
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+ text-align: center;
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+ padding: 0;
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+ margin: 0;
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+ }
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+
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+ button {
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+ color: rgb(255,255,255);
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+ background: transparent;
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+ border: 0px;
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+ padding: 5px 10px;
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+ cursor: pointer;
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+ }
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+ button:hover {
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+ background-color: rgba(0,255,255,0.5);
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+ }
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+ button:active {
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+ color: #000000;
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+ background-color: rgba(0,255,255,1);
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+ }
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+
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+ .bond {
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+ width: 5px;
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+ height: 10px;
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+ background: #eee;
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+ display: block;
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+ }
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+ </style>
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+ </head>
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+ <body>
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+ <script src="../build/three.js"></script>
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+ <script src="js/controls/TrackballControls.js"></script>
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+
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+ <div id="container"></div>
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+ <div id="info"><a href="http://threejs.org" target="_blank">three.js webgl</a> - molecules</div>
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+
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+ <script>
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+ var camera, scene, renderer;
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+ var controls;
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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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+ camera = new THREE.PerspectiveCamera( 70, window.innerWidth / window.innerHeight, 1, 5000 );
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+ camera.position.z = 3;
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+
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+ scene = new THREE.Scene();
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+
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+ var light = new THREE.HemisphereLight( 0xffffff, 0x000000 );
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+ light.position.set( 1, 1, 1 );
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+ scene.add( light );
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+
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+ //
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+
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+ renderer = new THREE.WebGLRenderer( { antialias: true } );
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+ renderer.setClearColor( 0x050505 );
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+ renderer.setSize( window.innerWidth, window.innerHeight );
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+ document.getElementById( 'container' ).appendChild( renderer.domElement );
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+
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+ //
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+
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+ controls = new THREE.TrackballControls( camera, renderer.domElement );
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+ controls.rotateSpeed = 0.5;
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+ controls.addEventListener( 'change', render );
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+
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+
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+ window.addEventListener( 'resize', onWindowResize, false );
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+
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+ var textureLoader = new THREE.TextureLoader()
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+ textureLoader.load('textures/crate.gif', function(texture) {
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+ console.log('texture loaded')
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+ var material = new THREE.SpriteMaterial({ map: texture, color: 0xffffff, useScreenCoordinates: false})
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+ var sp = new THREE.Sprite(material);
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+ scene.add(sp)
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+
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+ }, function(progress) {
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+ console.log('do we have progress?')
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+ })
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+ textureLoader.load('textures/404-texture-doesnt-exist.bmp', function(texture) {
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+
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+ },function () {
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+ //progress callback
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+ }, function (error) {
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+ console.log('error caught - image not loaded')
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+ console.log(error)
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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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+ function onWindowResize() {
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+
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+ camera.aspect = window.innerWidth / window.innerHeight;
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+ camera.updateProjectionMatrix();
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+
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+ renderer.setSize( window.innerWidth, window.innerHeight );
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+
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+ render();
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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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+ requestAnimationFrame( animate );
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+ controls.update();
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+
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+ render();
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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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+ renderer.render( scene, camera );
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+
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+ }
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+
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+ </script>
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+ </body>
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+
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+</html>
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Nick Yahnke