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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 canvas/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: #000000;
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+ /*f0f0f0*/
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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: 10px;
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+ width: 100%;
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+ padding: 5px;
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+ text-align: center;
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+ color: white;
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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="info">
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+ Drag to spin the text
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+ <br/>Simple Dynamic 3D Text WebGL Example by <a href="http://www.lab4games.net/zz85/blog">zz85</a>
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+ </div>
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+
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+
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+<!--
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+ <script type="text/javascript" src="http://mrdoob.github.com/three.js/build/Three.js"></script>
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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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+ <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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+
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+ <link href="js/gui/gui.css" media="screen" rel="stylesheet" type="text/css" />
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+ <script type="text/javascript" src="js/gui/gui.min.js"></script>
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+ <script type="text/javascript" src="../src/extras/geometries/Text.js"></script>
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+ <!--
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+
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+ <script type="text/javascript" src="helvetiker-normal-normal.js"></script>
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+ http://canvas-text.googlecode.com/svn-history/r41/trunk/faces/dejavu_serif-normal-normal.js
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+ optimer-normal-normal.js
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+ gentilis-normal-normal
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+ http://canvas-text.googlecode.com/svn-history/r41/trunk/faces/helvetiker-normal-normal.js
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+ <script type="text/javascript" src="http://canvas-text.googlecode.com/svn-history/r41/trunk/faces/optimer-normal-normal.js"></script>
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+
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+
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+ -->
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+ <script type="text/javascript" src="js/helvetiker-normal-normal.js"></script>
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+ <script type="text/javascript">
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+
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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 text, plane;
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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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+ var mouseY = 0;
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+ var materials;
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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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+ //ThreeFont.face = 'optimer';
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+ container = document.createElement( 'div' );
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+ document.body.appendChild( container );
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+
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+ camera = new THREE.Camera( 70, window.innerWidth / window.innerHeight, 1, 1000 );
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+
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+ var originalCamPos = new THREE.Vector3(0,150,500);
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+ camera.position = originalCamPos;
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+ //camera.position.z = 500;
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+ //camera.target.position.y = 150;
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+
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+ scene = new THREE.Scene();
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+
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+ // text
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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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+ // Materials
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+
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+ var materials = [];
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+
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+ for ( var i = 0; i < 6; i ++ ) {
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+
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+ materials.push( [ new THREE.MeshBasicMaterial( { color: Math.random() * 0xffffff , wireframe:false} ) ] );
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+
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+ }
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+
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+ var generatedTexture = new THREE.Texture( generateTexture() );
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+ generatedTexture.needsUpdate = true;
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+
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+ //var
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+ materials = [];
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+ materials.push( new THREE.MeshLambertMaterial( { map: generatedTexture } ) );
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+ materials.push( new THREE.MeshLambertMaterial( { color: 0xdddddd, shading: THREE.FlatShading } ) );
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+ materials.push( new THREE.MeshPhongMaterial( { ambient: 0x030303, color: 0xdddddd, specular: 0x009900, shininess: 30, shading: THREE.FlatShading } ) );
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+ materials.push( new THREE.MeshNormalMaterial( ) );
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+ materials.push( new THREE.MeshBasicMaterial( { color: 0x665500, blending: THREE.AdditiveBlending } ) );
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+ materials.push( new THREE.MeshBasicMaterial( { color: 0xff0000, blending: THREE.SubtractiveBlending } ) );
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+
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+ materials.push( new THREE.MeshLambertMaterial( { color: 0xdddddd, shading: THREE.SmoothShading } ) );
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+ materials.push( new THREE.MeshPhongMaterial( { ambient: 0x030303, color: 0xdddddd, specular: 0x009900, shininess: 30, shading: THREE.SmoothShading } ) );
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+ materials.push( new THREE.MeshNormalMaterial( { shading: THREE.SmoothShading } ) );
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+ materials.push( new THREE.MeshBasicMaterial( { color: 0xffaa00, wireframe: true } ) );
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+
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+ materials.push( new THREE.MeshDepthMaterial() );
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+ materials.push( new THREE.MeshBasicMaterial( { map: generatedTexture } ) );
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+
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+
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+ function generateTexture() {
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+
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+ var canvas = document.createElement( 'canvas' );
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+ canvas.width = 256;
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+ canvas.height = 256;
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+
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+ var context = canvas.getContext( '2d' );
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+ var image = context.getImageData( 0, 0, 256, 256 );
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+
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+ var x = 0, y = 0;
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+
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+ for ( var i = 0, j = 0, l = image.data.length; i < l; i += 4, j ++ ) {
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+
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+ x = j % 256;
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+ y = x == 0 ? y + 1 : y;
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+
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+ image.data[ i + 2 ] = Math.floor( x ^ y );
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+ image.data[ i + 3 ] = 255;
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+
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+ }
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+
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+ context.putImageData( image, 0, 0 );
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+
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+ return canvas;
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+
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+ }
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+
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+ var theText = "B"; //Hello three.js :)
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+ var hash = document.location.hash.substr(1);
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+ if (hash.length === 0) {
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+
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+ } else {
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+ theText = hash;
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+ }
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+
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+ //var
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+ text3d = new THREE.Text(theText, {
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+ size: 80,
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+ height:40,
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+ curveSegments:2,
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+ font: "helvetiker"
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+ });
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+
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+ //MEsh Normal MeshBasic
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+ //MeshPhongMaterial MeshLambertMaterial MeshPhongMaterial
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+ // new THREE.MeshLambertMaterial( { color: Math.random() * 0xffffff, wireframe:false} )
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+ //text = new THREE.Mesh( text3d, materials[6] ); materials[3]
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+ //new THREE.MeshLambertMaterial( { color: Math.random() * 0xffffff, wireframe:false } )
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+
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+ // Math.random() *
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+//0xf0f0f0
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+
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+ /*
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+ * color: <hex>,
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+ * ambient: <hex>,
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+ * specular: <hex>,
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+ * shininess: <float>,2
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+ * opacity: <float>,
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+ */
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+ var textMaterial = new THREE.MeshPhongMaterial( { color: 0xa0a0a0, wireframe:false, opacity:1,shininess:100,ambient:0xff0000 , specular:0x00ff00,reflectivity:100});
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+ textMaterial = materials[9];
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+
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+ text = new THREE.Mesh( text3d, textMaterial);
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+
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+ text.overdraw = true;
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+ text.doubleSided = false;
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+ text.position.y = 15;
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+
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+ text.position.z = 0;
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+ text.rotation.x = 0*Math.PI;
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+ text.rotation.y = Math.PI*2;
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+
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+ text.overdraw = false;
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+ scene.addObject( text );
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+ //scene.fog = new THREE.Fog( 0xffffff, 1, 10000 );
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+
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+
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+ ambientLight = new THREE.AmbientLight( 0xffffff ) ;
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+ scene.addLight(ambientLight );
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+
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+ pointLight = new THREE.PointLight( 0xffffff, 1 );
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+
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+ pointLight.position.x = 0;
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+ pointLight.position.y = 150;
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+ pointLight.position.z = 450;
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+
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+
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+ scene.addLight( pointLight );
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+ //Math.random() *
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+
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+ directionalLight = new THREE.DirectionalLight( 0xffffff );
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+ /*
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+ directionalLight.position.x = Math.random() - 0.5;
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+ directionalLight.position.y = Math.random() - 0.5;
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+ directionalLight.position.z = Math.random() - 0.5;
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+ */
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+ directionalLight.position.x = 50;
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+ directionalLight.position.y = 50;
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+ directionalLight.position.z = 50;
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+
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+ directionalLight.position.normalize();
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+ directionalLight.lookAt(text);
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+ directionalLight.castShadow = true;
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+ //intensity, distance, castShadow
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+
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+ scene.addLight( directionalLight );
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+
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+ //0x202020
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+
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+ // Plane
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+ // ,reflectivity:1,refractionRatio:0
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+ //, shading:THREE.FlatShading
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+ //new THREE.MeshBasicMaterial( { color: 0xe0e0e0, wireframe:false} )
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+//new THREE.MeshPhongMaterial( { color: 0xf0f0f0, wireframe:false,shininess:100})
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+
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+ plane = new THREE.Mesh( new THREE.Plane( 800, 800 ), textMaterial );
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+ plane.rotation.x = - 90 * ( Math.PI / 180 );
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+ plane.position.x = 0;
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+ plane.overdraw = true;
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+
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+
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+
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+
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+ scene.addObject( plane );
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+
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+ renderer = new THREE.WebGLRenderer({antialias:true});
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+ renderer.setSize( window.innerWidth, window.innerHeight );
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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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+
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+ //mousedown
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+ document.addEventListener( 'mousemove', onDocumentMouseDown, false );
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+ document.addEventListener( 'touchstart', onDocumentTouchStart, false );
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+ document.addEventListener( 'touchmove', onDocumentTouchMove, false );
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+
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+
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+ var effectController = {
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+
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+ focus: 1.0,
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+ aperture: 0.025,
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+ maxblur: 1.0,
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+ ambientLightColor: 0.5,
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+ directionLightX: 1,
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+ directionLightY: 1,
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+ directionLightZ: 1,
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+ pointLightX: 0,
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+ pointLightY: 1,
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+ pointLightZ: 1,
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+ pointLightDistance: 0,
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+ pointLightIntensity:-1,
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+ text: "Hello World!",
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+ wireframe: false
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+
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+ };
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+
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+ var textChanger = function() {
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+ console.log(effectController.text);
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+
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+ /*
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+ text3d.set(effectController.text);
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+
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+ text3d.__dirtyVertices = true;
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+ text3d.__dirtyNormals = true;
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+ text3d.__dirtyColors = true;
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+ text3d.__dirtyElements = true;
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+ text3d.__dirtyMorphTargets = true;
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+ text3d.__dirtyNormals = true;
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+ text3d.__dirtyTangents = true;
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+ text3d.__dirtyUvs = true;
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+ text3d.__dirtyVertices = true;
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+ renderer.clear();
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+ */
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+
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+ scene.removeChild(text);
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+ text3d = new THREE.Text(effectController.text, {
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+ size: 80,
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+ height:40,
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+ curveSegments:2,
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+ font: "helvetiker"
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+ });
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+ text = new THREE.Mesh( text3d, textMaterial)
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+ scene.addChild(text);
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+
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+ }
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+
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+ var matChanger = function( ) {
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+
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+ //postprocessing.bokeh_uniforms["focus"].value = effectController.focus;
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+ //postprocessing.bokeh_uniforms["aperture"].value = effectController.aperture;
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+ //postprocessing.bokeh_uniforms["maxblur"].value = effectController.maxblur;\
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+
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+
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+ ambientLight.color.setHex(effectController.ambientLightColor*0xffffff);
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+ directionalLight.position.x = 50 * effectController.directionLightX;
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+ directionalLight.position.y = 50 * effectController.directionLightY;
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+ directionalLight.position.z = 50 * effectController.directionLightZ;
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+ pointLight.position.x = 500 * effectController.pointLightX;
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+ pointLight.position.y = 500 * effectController.pointLightY;
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+ pointLight.position.z = 500 * effectController.pointLightZ;
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+ pointLight.distance = effectController.pointLightDistance ;
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+ pointLight.intensity = effectController.pointLightIntensity ;
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+ };
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+
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+ var gui = new GUI();
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+ //gui.add( effectController, "focus", 0.0, 3.0, 0.025 ).onChange( matChanger );
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+ //gui.add( effectController, "aperture", 0.001, 0.2, 0.001 ).onChange( matChanger );
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+ //gui.add( effectController, "maxblur", 0.0, 3.0, 0.025 ).onChange( matChanger );
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+ gui.add( effectController, "text").onChange( textChanger );
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+ gui.add( effectController, "wireframe");
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+ gui.add( effectController, "ambientLightColor", 0.0, 1.0, 0.025 ).onChange( matChanger );
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+ gui.add( effectController, "directionLightX", -1, 1.0, 0.025 ).onChange( matChanger );
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+ gui.add( effectController, "directionLightY", -1, 1.0, 0.025 ).onChange( matChanger );
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+ gui.add( effectController, "directionLightZ", -1, 1.0, 0.025 ).onChange( matChanger );
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+ gui.add( effectController, "pointLightX", -1, 1.0, 0.025 ).onChange( matChanger );
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+ gui.add( effectController, "pointLightY", -1, 1.0, 0.025 ).onChange( matChanger );
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+ gui.add( effectController, "pointLightZ", -1, 1.0, 0.025 ).onChange( matChanger );
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+ gui.add( effectController, "pointLightDistance", -1, 1, 0.01 ).onChange( matChanger );
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|
+ gui.add( effectController, "pointLightIntensity", -1, 1.0, 0.025 ).onChange( matChanger );
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|
+ gui.show();
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|
+ matChanger();
|
|
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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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|
|
+
|
|
|
|
|
+ mouseXOnMouseDown = event.clientX - windowHalfX;
|
|
|
|
|
+ targetRotationOnMouseDown = targetRotation;
|
|
|
|
|
+ }
|
|
|
|
|
+
|
|
|
|
|
+ function onDocumentMouseMove( event ) {
|
|
|
|
|
+
|
|
|
|
|
+ mouseX = event.clientX - windowHalfX;
|
|
|
|
|
+ mouseY = event.clientY - windowHalfY;
|
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|
|
|
+
|
|
|
|
|
+ targetRotation = targetRotationOnMouseDown + ( mouseX - mouseXOnMouseDown ) * 0.02;
|
|
|
|
|
+ }
|
|
|
|
|
+
|
|
|
|
|
+ function onDocumentMouseUp( event ) {
|
|
|
|
|
+
|
|
|
|
|
+ document.removeEventListener( 'mousemove', onDocumentMouseMove, false );
|
|
|
|
|
+ document.removeEventListener( 'mouseup', onDocumentMouseUp, false );
|
|
|
|
|
+ document.removeEventListener( 'mouseout', onDocumentMouseOut, false );
|
|
|
|
|
+ }
|
|
|
|
|
+
|
|
|
|
|
+ function onDocumentMouseOut( event ) {
|
|
|
|
|
+
|
|
|
|
|
+ document.removeEventListener( 'mousemove', onDocumentMouseMove, false );
|
|
|
|
|
+ document.removeEventListener( 'mouseup', onDocumentMouseUp, false );
|
|
|
|
|
+ document.removeEventListener( 'mouseout', onDocumentMouseOut, false );
|
|
|
|
|
+ }
|
|
|
|
|
+
|
|
|
|
|
+ function onDocumentTouchStart( event ) {
|
|
|
|
|
+
|
|
|
|
|
+ if ( event.touches.length == 1 ) {
|
|
|
|
|
+
|
|
|
|
|
+ event.preventDefault();
|
|
|
|
|
+
|
|
|
|
|
+ mouseXOnMouseDown = event.touches[ 0 ].pageX - windowHalfX;
|
|
|
|
|
+ targetRotationOnMouseDown = targetRotation;
|
|
|
|
|
+
|
|
|
|
|
+ }
|
|
|
|
|
+ }
|
|
|
|
|
+
|
|
|
|
|
+ function onDocumentTouchMove( event ) {
|
|
|
|
|
+
|
|
|
|
|
+ if ( event.touches.length == 1 ) {
|
|
|
|
|
+
|
|
|
|
|
+ event.preventDefault();
|
|
|
|
|
+
|
|
|
|
|
+ mouseX = event.touches[ 0 ].pageX - windowHalfX;
|
|
|
|
|
+ targetRotation = targetRotationOnMouseDown + ( mouseX - mouseXOnMouseDown ) * 0.05;
|
|
|
|
|
+
|
|
|
|
|
+ }
|
|
|
|
|
+ }
|
|
|
|
|
+
|
|
|
|
|
+ //
|
|
|
|
|
+
|
|
|
|
|
+ function animate() {
|
|
|
|
|
+
|
|
|
|
|
+ requestAnimationFrame( animate );
|
|
|
|
|
+
|
|
|
|
|
+ render();
|
|
|
|
|
+ stats.update();
|
|
|
|
|
+
|
|
|
|
|
+ }
|
|
|
|
|
+
|
|
|
|
|
+ function render() {
|
|
|
|
|
+
|
|
|
|
|
+ //console.log("targetRotation",targetRotation,text.rotation.y );
|
|
|
|
|
+
|
|
|
|
|
+ //plane.rotation.z =
|
|
|
|
|
+ //text.rotation.y += ( targetRotation - text.rotation.y ) * 0.05;
|
|
|
|
|
+
|
|
|
|
|
+ //camera.position.x += ( mouseX - camera.position.x ) * 0.05;
|
|
|
|
|
+ //camera.position.y += ( - mouseY - camera.position.y ) * 0.05;
|
|
|
|
|
+ //camera.position.y += ( - mouseY + 200 - camera.position.y ) * .05;
|
|
|
|
|
+ //camera.position.z;
|
|
|
|
|
+
|
|
|
|
|
+ //camera.useTarget = false;
|
|
|
|
|
+ //camera.rotation.z += ( targetRotation - camera.rotation.z ) * 0.05;
|
|
|
|
|
+ //camera.rotation.y += ( targetRotation - camera.rotation.y ) * 0.05;
|
|
|
|
|
+ //renderer.clear();
|
|
|
|
|
+
|
|
|
|
|
+ camera.position.x = Math.cos(
|
|
|
|
|
+ (mouseX - windowHalfX)/windowHalfX * Math.PI + Math.PI/2
|
|
|
|
|
+ ) * 500 + camera.target.position.x;
|
|
|
|
|
+
|
|
|
|
|
+ camera.position.z = -Math.sin(
|
|
|
|
|
+ (mouseX - windowHalfX)/windowHalfX * Math.PI + Math.PI/2
|
|
|
|
|
+ ) * 500;
|
|
|
|
|
+
|
|
|
|
|
+ // + camera.target.position.z + Math.sin(
|
|
|
|
|
+ //(mouseY - windowHalfY)/windowHalfY * Math.PI + Math.PI/2
|
|
|
|
|
+ //) * 500
|
|
|
|
|
+
|
|
|
|
|
+ /*
|
|
|
|
|
+ camera.position.y = Math.cos(
|
|
|
|
|
+ (mouseY - windowHalfY)/windowHalfY * Math.PI + Math.PI/2
|
|
|
|
|
+ ) * 500 + camera.target.position.y;
|
|
|
|
|
+ */
|
|
|
|
|
+ camera.position.y = (windowHalfY - mouseY)/windowHalfY *200 + camera.target.position.y;
|
|
|
|
|
+ //
|
|
|
|
|
+
|
|
|
|
|
+ renderer.render( scene, camera );
|
|
|
|
|
+
|
|
|
|
|
+ // Camera movement
|
|
|
|
|
+ // Camera rotation
|
|
|
|
|
+ // Text angle
|
|
|
|
|
+ // Text rotation
|
|
|
|
|
+ // Keydowns
|
|
|
|
|
+ // Settings
|
|
|
|
|
+ // Materials
|
|
|
|
|
+ }
|
|
|
|
|
+
|
|
|
|
|
+ </script>
|
|
|
|
|
+ <script>
|
|
|
|
|
+ var _gaq=[["_setAccount","UA-7549263-1"],["_trackPageview"]];
|
|
|
|
|
+ (function(d,t){var g=d.createElement(t),s=d.getElementsByTagName(t)[0];g.async=1;
|
|
|
|
|
+ g.src=("https:"==location.protocol?"//ssl":"//www")+".google-analytics.com/ga.js";
|
|
|
|
|
+ s.parentNode.insertBefore(g,s)}(document,"script"));
|
|
|
|
|
+ </script>
|
|
|
|
|
+
|
|
|
|
|
+ </body>
|
|
|
|
|
+</html>
|
zz85