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@@ -0,0 +1,628 @@
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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 - geometry - text</title>
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+ <meta charset="utf-8">
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+ <meta name="viewport" content="width=device-width; initial-scale=1.0; maximum-scale=1.0; user-scalable=0;"/>
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+ <style type="text/css">
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+ body {
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+ font-family: Monospace;
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+ background-color: #000;
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+ color: #fff;
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+ margin: 0px;
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+ overflow: hidden;
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+ }
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+ #info {
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+ position: absolute;
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+ top: 10px;
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+ width: 100%;
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+ text-align: center;
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+ z-index: 100;
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+ display:block;
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+ }
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+ #info a, .button { color: #f00; font-weight: bold; text-decoration: underline; cursor: pointer }
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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="info">
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+ <a href="http://github.com/mrdoob/three.js" target="_blank">three.js</a> - procedural 3D text by <a href="http://www.lab4games.net/zz85/blog" target="_blank">zz85</a> (fonts from <a href="http://typeface.neocracy.org/">typeface.js</a>)
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+ <br/>type to enter new text, drag to spin the text
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+ <br/><span class="button" id="color">change color</span>,
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+ <span class="button" id="font">change font</span>,
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+ <span class="button" id="weight">change weight</span>,
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+ <span class="button" id="postprocessing">change postprocessing</span>,
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+ <a id="permalink" href="#">permalink</a>
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+ </div>
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+
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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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+ <!-- load the font file from canvas-text -->
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+
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+ <!--
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+ <script type="text/javascript" src="fonts/gentilis_regular.typeface.js"></script>
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+ <script type="text/javascript" src="fonts/gentilis_bold.typeface.js"></script>
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+ -->
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+
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+ <script type="text/javascript" src="fonts/optimer_bold.typeface.js"></script>
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+ <script type="text/javascript" src="fonts/optimer_regular.typeface.js"></script>
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+ <script type="text/javascript" src="fonts/helvetiker_bold.typeface.js"></script>
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+ <script type="text/javascript" src="fonts/helvetiker_regular.typeface.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 container, stats, permalink, hex, color;
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+
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+ var camera, scene, renderer;
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+
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+ var textMesh1, textMesh2, textGeo, textMaterial, parent;
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+
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+ var firstLetter = true;
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+
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+ var text = "three.js",
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+ height = 20,
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+ size = 80,
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+ hover = 30,
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+ curveSegments = 6,
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+ font = "optimer", // helvetiker optimer gentilis
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+ weight = "bold", // normal bold
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+ style = "normal"; // normal italic
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+
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+ var mirror = true;
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+
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+ var fontMap = {
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+ "helvetiker" : 0,
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+ "optimer" : 1
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+ };
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+
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+ var weightMap = {
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+ "normal" : 0,
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+ "bold" : 1
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+ }
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+
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+ var reverseFontMap = {};
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+ var reverseWeightMap = {};
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+
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+ for ( var i in fontMap ) reverseFontMap[ fontMap[i] ] = i;
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+ for ( var i in weightMap ) reverseWeightMap[ weightMap[i] ] = i;
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+
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+ var targetRotation = 0;
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+ var targetRotationOnMouseDown = 0;
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+
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+ var mouseX = 0;
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+ var mouseXOnMouseDown = 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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+ var postprocessing = { enabled : true };
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+ var glow = 0.9;
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+
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+ init();
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+ animate();
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+
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+ function capitalize( txt ) {
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+
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+ return txt.substring( 0, 1 ).toUpperCase() + txt.substring( 1 );
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+
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+ }
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+
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+ function decimalToHex( d ) {
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+
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+ var hex = Number( d ).toString( 16 );
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+ hex = "000000".substr( 0, 6 - hex.length ) + hex;
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+ return hex.toUpperCase();
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+
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+ }
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+
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+ function init() {
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+
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+ container = document.createElement( 'div' );
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+ document.body.appendChild( container );
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+
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+ permalink = document.getElementById( "permalink" );
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+
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+ camera = new THREE.Camera( 30, window.innerWidth / window.innerHeight, 1, 1500 );
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+ camera.position.y = 400;
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+ camera.position.z = 700;
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+ camera.target.position.y = 100;
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+
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+ scene = new THREE.Scene();
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+
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+ scene.fog = new THREE.Fog( 0x000000, 250, 1400 );
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+
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+ var dirLight = new THREE.DirectionalLight( 0xffffff, 0.125 );
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+ dirLight.position.set( 0, 0, 1 );
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+ dirLight.position.normalize();
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+ scene.addLight( dirLight );
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+
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+ var pointLight = new THREE.PointLight( 0xffffff, 1.5 );
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+ pointLight.position.set( 0, 100, 50 );
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+ scene.addLight( pointLight );
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+
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+ //text = capitalize( font ) + " " + capitalize( weight );
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+ //text = "abcdefghijklmnopqrstuvwxyz0123456789";
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+ //text = "ABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789";
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+
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+ // Get text from hash
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+
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+ var hash = document.location.hash.substr( 1 );
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+
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+ if ( hash.length !== 0 ) {
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+
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+ var colorhash = hash.substring( 0, 6 );
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+ var fonthash = hash.substring( 6, 7 );
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+ var weighthash = hash.substring( 7, 8 );
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+ var pphash = hash.substring( 8, 9 );
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+ var texthash = hash.substring( 10 );
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+
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+ hex = colorhash;
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+ pointLight.color.setHex( parseInt( colorhash, 16 ) );
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+
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+ font = reverseFontMap[ parseInt( fonthash ) ];
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+ weight = reverseWeightMap[ parseInt( weighthash ) ];
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+
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+ postprocessing.enabled = parseInt( pphash );
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+
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+ text = decodeURI( texthash );
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+
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+ updatePermalink();
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+
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+ } else {
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+
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+ pointLight.color.setHSV( Math.random(), 0.95, 0.85 );
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+ pointLight.color.updateHex();
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+ hex = decimalToHex( pointLight.color.hex );
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+
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+ }
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+
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+ textGeo = new THREE.Text( text, {
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+
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+ size: size,
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+ height: height,
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+ curveSegments: curveSegments,
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+ font: font,
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+ weight: weight,
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+ style: style
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+
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+ });
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+
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+ textMaterial = new THREE.MeshPhongMaterial( { color: 0xffffff, wireframe: false } );
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+
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+ parent = new THREE.Object3D();
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+
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+ textMesh1 = new THREE.Mesh( textGeo, textMaterial );
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+
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+ textMesh1.position.x = 0;
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+ textMesh1.position.y = hover;
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+ textMesh1.position.z = 0;
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+
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+ textMesh1.rotation.x = 0;
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+ textMesh1.rotation.y = Math.PI * 2;
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+
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+ parent.addChild( textMesh1 );
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+
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+ if ( mirror ) {
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+
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+ textMesh2 = new THREE.Mesh( textGeo, textMaterial );
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+
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+ textMesh2.position.x = 0;
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+ textMesh2.position.y = -hover;
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+ textMesh2.position.z = height;
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+
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+ textMesh2.rotation.x = Math.PI;
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+ textMesh2.rotation.y = Math.PI * 2;
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+
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+ parent.addChild( textMesh2 );
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+
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+ }
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+
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+ parent.position.y = 100;
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+ scene.addChild( parent );
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+
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+ var plane = new THREE.Mesh( new THREE.Plane( 10000, 10000 ), new THREE.MeshBasicMaterial( { color: 0xffffff, opacity: 0.5, transparent: true } ) );
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+ plane.rotation.x = -1.57;
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+ plane.position.y = 100;
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+ scene.addChild( plane );
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+
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+ renderer = new THREE.WebGLRenderer( { antialias: false } );
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+ renderer.setSize( window.innerWidth, window.innerHeight );
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+
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+ renderer.setClearColor( scene.fog.color, 1 );
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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( 'mousedown', onDocumentMouseDown, false );
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+ document.addEventListener( 'touchstart', onDocumentTouchStart, false );
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+ document.addEventListener( 'touchmove', onDocumentTouchMove, false );
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+ document.addEventListener( 'keypress', onDocumentKeyPress, false );
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+ document.addEventListener( 'keydown', onDocumentKeyDown, false );
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+
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+ document.getElementById( "color" ).addEventListener( 'click', function() {
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+
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+ pointLight.color.setHSV( Math.random(), 0.95, 0.85 );
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+ pointLight.color.updateHex();
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+ hex = decimalToHex( pointLight.color.hex );
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+
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+ updatePermalink();
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+
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+ }, false );
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+
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+ document.getElementById( "font" ).addEventListener( 'click', function() {
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+
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+ if ( font == "helvetiker" ) {
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+
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+ font = "optimer";
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+
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+ } else {
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+
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+ font = "helvetiker";
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+
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+ }
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+
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+ refreshText();
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+
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+ }, false );
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+
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+ document.getElementById( "weight" ).addEventListener( 'click', function() {
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+
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+ if ( weight == "bold" ) {
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+
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+ weight = "normal";
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+
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+ } else {
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+
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+ weight = "bold";
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+
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+ }
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+
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+ refreshText();
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+
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+ }, false );
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+
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+ document.getElementById( "postprocessing" ).addEventListener( 'click', function() {
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+
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+ postprocessing.enabled = !postprocessing.enabled;
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+ updatePermalink();
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+
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+ }, false );
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+
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+ initPostprocessing();
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+ renderer.autoClear = false;
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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 boolToNum( b ) {
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+
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+ return b ? 1 : 0;
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+
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+ }
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+
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+ function updatePermalink() {
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+
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+ var link = hex + fontMap[ font ] + weightMap[ weight ] + boolToNum( postprocessing.enabled ) + "#" + encodeURI( text );
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+
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+ permalink.href = "#" + link;
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+ window.location.hash = link;
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+
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+ }
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+
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+ function onDocumentKeyDown( event ) {
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+
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+ if ( firstLetter ) {
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+
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+ firstLetter = false;
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+ text = "";
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+
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+ }
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+
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+ var keyCode = event.keyCode;
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+
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+ // backspace
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+
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+ if ( keyCode == 8 ) {
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+
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+ event.preventDefault();
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+
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+ text = text.substring( 0, text.length - 1 );
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+ refreshText();
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+
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+ return false;
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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 onDocumentKeyPress( event ) {
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+
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+ var keyCode = event.which;
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+
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+ // backspace
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+
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+ if ( keyCode == 8 ) {
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+
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+ event.preventDefault();
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+
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+ } else {
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+
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+ var ch = String.fromCharCode( keyCode );
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+ text += ch;
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+
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+ refreshText();
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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 refreshText() {
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+
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+ updatePermalink();
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+
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+ scene.removeChild( textMesh1 );
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+
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+ textGeo = new THREE.Text( text, {
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+
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+ size: size,
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+ height: height,
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+ curveSegments: curveSegments,
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+ font: font,
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+ weight: weight,
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+ style: style
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+
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+ });
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+
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+ textMesh1 = new THREE.Mesh( textGeo, textMaterial );
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+
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+ textMesh1.position.x = 0;
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+ textMesh1.position.y = hover;
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+ textMesh1.position.z = 0;
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+
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+ textMesh1.rotation.x = 0;
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+ textMesh1.rotation.y = Math.PI * 2;
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+
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+ parent.addChild( textMesh1 );
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+
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+ if ( mirror ) {
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+
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+ scene.removeChild( textMesh2 );
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+
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+ textMesh2 = new THREE.Mesh( textGeo, textMaterial );
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+
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+ textMesh2.position.x = 0;
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+ textMesh2.position.y = -hover;
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+ textMesh2.position.z = height;
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+
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+ textMesh2.rotation.x = Math.PI;
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+ textMesh2.rotation.y = Math.PI * 2;
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+
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+
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+ parent.addChild( textMesh2 );
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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 onDocumentMouseDown( event ) {
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+
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+ event.preventDefault();
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+
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+ document.addEventListener( 'mousemove', onDocumentMouseMove, false );
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+ document.addEventListener( 'mouseup', onDocumentMouseUp, false );
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+ document.addEventListener( 'mouseout', onDocumentMouseOut, false );
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+
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+ mouseXOnMouseDown = event.clientX - windowHalfX;
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+ targetRotationOnMouseDown = targetRotation;
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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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+
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+ targetRotation = targetRotationOnMouseDown + ( mouseX - mouseXOnMouseDown ) * 0.02;
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+
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+ }
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+
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+ function onDocumentMouseUp( event ) {
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+
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+ document.removeEventListener( 'mousemove', onDocumentMouseMove, false );
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+ document.removeEventListener( 'mouseup', onDocumentMouseUp, false );
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+ document.removeEventListener( 'mouseout', onDocumentMouseOut, false );
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+
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+ }
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+
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+ function onDocumentMouseOut( event ) {
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+
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|
+ document.removeEventListener( 'mousemove', onDocumentMouseMove, false );
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+ document.removeEventListener( 'mouseup', onDocumentMouseUp, false );
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+ document.removeEventListener( 'mouseout', onDocumentMouseOut, false );
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+
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|
+ }
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+
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|
+ function onDocumentTouchStart( event ) {
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+
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|
|
+ if ( event.touches.length == 1 ) {
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+
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+ event.preventDefault();
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+
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+ mouseXOnMouseDown = event.touches[ 0 ].pageX - windowHalfX;
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|
+ targetRotationOnMouseDown = targetRotation;
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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 onDocumentTouchMove( event ) {
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+
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|
|
+ if ( event.touches.length == 1 ) {
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+
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+ event.preventDefault();
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+
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+ mouseX = event.touches[ 0 ].pageX - windowHalfX;
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|
+ targetRotation = targetRotationOnMouseDown + ( mouseX - mouseXOnMouseDown ) * 0.05;
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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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+ //
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+
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+ function initPostprocessing() {
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+
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|
|
+ postprocessing.scene = new THREE.Scene();
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+
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|
+ postprocessing.camera = new THREE.Camera();
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|
+ postprocessing.camera.projectionMatrix = THREE.Matrix4.makeOrtho( window.innerWidth / - 2, window.innerWidth / 2, window.innerHeight / 2, window.innerHeight / - 2, -10000, 10000 );
|
|
|
+ postprocessing.camera.position.z = 100;
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+
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|
|
+ var pars = { minFilter: THREE.LinearFilter, magFilter: THREE.LinearFilter, format: THREE.RGBFormat };
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|
|
+ postprocessing.rtTexture1 = new THREE.WebGLRenderTarget( window.innerWidth, window.innerHeight, pars );
|
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|
+ postprocessing.rtTexture2 = new THREE.WebGLRenderTarget( 512, 512, pars );
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|
+ postprocessing.rtTexture3 = new THREE.WebGLRenderTarget( 512, 512, pars );
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|
+
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|
|
+ var screen_shader = THREE.ShaderUtils.lib["screen"];
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|
|
+ var screen_uniforms = THREE.UniformsUtils.clone( screen_shader.uniforms );
|
|
|
+
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|
|
+ screen_uniforms["tDiffuse"].texture = postprocessing.rtTexture1;
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|
|
+ screen_uniforms["opacity"].value = 1.0;
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|
|
+
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|
|
+ postprocessing.materialScreen = new THREE.MeshShaderMaterial( {
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|
|
+
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|
|
+ uniforms: screen_uniforms,
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|
|
+ vertexShader: screen_shader.vertexShader,
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|
|
+ fragmentShader: screen_shader.fragmentShader,
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|
|
+ blending: THREE.AdditiveBlending,
|
|
|
+ transparent: true
|
|
|
+
|
|
|
+ } );
|
|
|
+
|
|
|
+ var convolution_shader = THREE.ShaderUtils.lib["convolution"];
|
|
|
+ var convolution_uniforms = THREE.UniformsUtils.clone( convolution_shader.uniforms );
|
|
|
+
|
|
|
+ postprocessing.blurx = new THREE.Vector2( 0.001953125, 0.0 ),
|
|
|
+ postprocessing.blury = new THREE.Vector2( 0.0, 0.001953125 );
|
|
|
+
|
|
|
+ convolution_uniforms["tDiffuse"].texture = postprocessing.rtTexture1;
|
|
|
+ convolution_uniforms["uImageIncrement"].value = postprocessing.blurx;
|
|
|
+ convolution_uniforms["cKernel"].value = THREE.ShaderUtils.buildKernel( 4.0 );
|
|
|
+
|
|
|
+ postprocessing.materialConvolution = new THREE.MeshShaderMaterial( {
|
|
|
+
|
|
|
+ uniforms: convolution_uniforms,
|
|
|
+ vertexShader: "#define KERNEL_SIZE 25.0\n" + convolution_shader.vertexShader,
|
|
|
+ fragmentShader: "#define KERNEL_SIZE 25\n" + convolution_shader.fragmentShader
|
|
|
+
|
|
|
+ } );
|
|
|
+
|
|
|
+ var film_shader = THREE.ShaderUtils.lib["film"];
|
|
|
+ var film_uniforms = THREE.UniformsUtils.clone( film_shader.uniforms );
|
|
|
+
|
|
|
+ film_uniforms["tDiffuse"].texture = postprocessing.rtTexture1;
|
|
|
+
|
|
|
+ postprocessing.materialFilm = new THREE.MeshShaderMaterial( { uniforms: film_uniforms, vertexShader: film_shader.vertexShader, fragmentShader: film_shader.fragmentShader } );
|
|
|
+ postprocessing.materialFilm.uniforms.grayscale.value = 0;
|
|
|
+ postprocessing.materialFilm.uniforms.nIntensity.value = 0.15;
|
|
|
+ postprocessing.materialFilm.uniforms.sIntensity.value = 0.25;
|
|
|
+ postprocessing.materialFilm.uniforms.sCount.value = 2048;
|
|
|
+
|
|
|
+ //postprocessing.materialFilm.uniforms.nIntensity.value = 0;
|
|
|
+ //postprocessing.materialFilm.uniforms.sIntensity.value = 0;
|
|
|
+
|
|
|
+ postprocessing.materialScreen.uniforms.opacity.value = glow;
|
|
|
+
|
|
|
+ postprocessing.quad = new THREE.Mesh( new THREE.Plane( window.innerWidth, window.innerHeight ), postprocessing.materialConvolution );
|
|
|
+ postprocessing.quad.position.z = - 500;
|
|
|
+ postprocessing.scene.addObject( postprocessing.quad );
|
|
|
+
|
|
|
+ }
|
|
|
+
|
|
|
+ //
|
|
|
+
|
|
|
+ function animate() {
|
|
|
+
|
|
|
+ requestAnimationFrame( animate );
|
|
|
+
|
|
|
+ render();
|
|
|
+ stats.update();
|
|
|
+
|
|
|
+ }
|
|
|
+
|
|
|
+ var delta, time, oldTime;
|
|
|
+
|
|
|
+ function render() {
|
|
|
+
|
|
|
+ if ( ! oldTime ) oldTime = new Date().getTime();
|
|
|
+
|
|
|
+ time = new Date().getTime();
|
|
|
+ delta = 0.1 * ( time - oldTime );
|
|
|
+ oldTime = time;
|
|
|
+
|
|
|
+ parent.rotation.y += ( targetRotation - parent.rotation.y ) * 0.05;
|
|
|
+
|
|
|
+ if ( postprocessing.enabled ) {
|
|
|
+
|
|
|
+ renderer.clear();
|
|
|
+
|
|
|
+ // Render scene into texture
|
|
|
+
|
|
|
+ renderer.render( scene, camera, postprocessing.rtTexture1, true );
|
|
|
+
|
|
|
+ // Render quad with blured scene into texture (convolution pass 1)
|
|
|
+
|
|
|
+ postprocessing.quad.materials[ 0 ] = postprocessing.materialConvolution;
|
|
|
+
|
|
|
+ postprocessing.materialConvolution.uniforms.tDiffuse.texture = postprocessing.rtTexture1;
|
|
|
+ postprocessing.materialConvolution.uniforms.uImageIncrement.value = postprocessing.blurx;
|
|
|
+
|
|
|
+ renderer.render( postprocessing.scene, postprocessing.camera, postprocessing.rtTexture2, true );
|
|
|
+
|
|
|
+ // Render quad with blured scene into texture (convolution pass 2)
|
|
|
+
|
|
|
+ postprocessing.materialConvolution.uniforms.tDiffuse.texture = postprocessing.rtTexture2;
|
|
|
+ postprocessing.materialConvolution.uniforms.uImageIncrement.value = postprocessing.blury;
|
|
|
+
|
|
|
+ renderer.render( postprocessing.scene, postprocessing.camera, postprocessing.rtTexture3, true );
|
|
|
+
|
|
|
+ // Render original scene with superimposed blur to texture
|
|
|
+
|
|
|
+ postprocessing.quad.materials[ 0 ] = postprocessing.materialScreen;
|
|
|
+
|
|
|
+ postprocessing.materialScreen.uniforms.tDiffuse.texture = postprocessing.rtTexture3;
|
|
|
+
|
|
|
+ renderer.render( postprocessing.scene, postprocessing.camera, postprocessing.rtTexture1, false );
|
|
|
+
|
|
|
+ // Render to screen
|
|
|
+
|
|
|
+ postprocessing.materialFilm.uniforms.time.value += 0.01;
|
|
|
+ postprocessing.quad.materials[ 0 ] = postprocessing.materialFilm;
|
|
|
+
|
|
|
+ postprocessing.materialScreen.uniforms.tDiffuse.texture = postprocessing.rtTexture1;
|
|
|
+ renderer.render( postprocessing.scene, postprocessing.camera );
|
|
|
+
|
|
|
+ } else {
|
|
|
+
|
|
|
+ renderer.clear();
|
|
|
+ renderer.render( scene, camera );
|
|
|
+
|
|
|
+ }
|
|
|
+
|
|
|
+ }
|
|
|
+
|
|
|
+ </script>
|
|
|
+
|
|
|
+ </body>
|
|
|
+</html>
|
alteredq