Files
three.js/examples/webgl_objconvert_test.html
T
alteredq cff95a119c Textures are now updateable.
That was much tougher than expected. No wonder other WebGL video demos around the web are broken.

Firefox OpenGL / ANGLE and Chrome OpenGL were ok, getting it to work in Chrome ANGLE was rather tricky.

Please report if something got broken. I tried to go through all textured examples but I may have missed something.

If you want to refresh texture on WebGL side, you just set "texture.needsUpdate" flag (if you use Loader or ImageUtils.loadTexture / loadTextureCube everything is taken care of).

Flag has to be set also for canvas-based textures, sorry no escaping this :(. I tried and it lead to ugly problems (e.g. AO minecraft demo mixes several asynchronously loaded and generated images into one texture, with autodetect always something was broken).

"needsUpdate" should work also on cube textures, though it's not tested yet (also there I didn't put hack for Chrome ANGLE).
2011-02-23 23:43:32 +01:00

334 lines
9.6 KiB
HTML

<!DOCTYPE HTML>
<html lang="en">
<head>
<title>three.js webgl - io - OBJ converter</title>
<meta charset="utf-8">
<style type="text/css">
body {
background:#fff;
padding:0;
margin:0;
overflow:hidden;
font-family:georgia;
text-align:center;
}
h1 { }
a { color:skyblue }
canvas { pointer-events:none; z-index:10; }
#log { position:absolute; top:0; display:block; text-align:left; z-index:1000; pointer-events:none; }
#d { text-align:center; margin:1em 0 -15.7em 0; z-index:0; position:relative; display:block }
.button { background:#000; color:#fff; padding:0.2em 0.5em; cursor:pointer }
.inactive { background:#999; color:#eee }
</style>
</head>
<body>
<div id="d">
<h1>OBJ to Three.js converter test</h1>
<span id="rcanvas" class="button inactive">2d canvas renderer</span>
<span id="rwebgl" class="button">WebGL renderer</span>
<br/>
<p>Models by <a href="http://sketchup.google.com/3dwarehouse/details?mid=2c6fd128fca34052adc5f5b98d513da1">Reallusion</a>
<a href="http://sketchup.google.com/3dwarehouse/details?mid=f526cc4abf7cb68d76cab47c765b7255">iClone</a>.
<p>Using a modified version of <a href="http://github.com/alteredq/three.js">Three.js</a> by mrdoob.
<br/>
<p>Best viewed in Chrome 9 or Firefox 4 using WebGL renderer.
<p>Canvas renderer is very slow on anything other than Chrome.
</div>
<pre id="log"></pre>
<script type="text/javascript" src="../build/Three.js"></script>
<script type="text/javascript" src="../src/extras/io/Loader.js"></script>
<script type="text/javascript" src="../src/extras/primitives/Sphere.js"></script>
<script type="text/javascript" src="../src/extras/primitives/Plane.js"></script>
<script type="text/javascript" src="js/RequestAnimationFrame.js"></script>
<script type="text/javascript" src="js/Stats.js"></script>
<script type="text/javascript">
var SCREEN_WIDTH = window.innerWidth;
var SCREEN_HEIGHT = window.innerHeight;
var FLOOR = -250;
var container,stats;
var camera, scene;
var canvasRenderer, webglRenderer;
var mesh, zmesh, geometry;
var mouseX = 0, mouseY = 0;
var windowHalfX = window.innerWidth / 2;
var windowHalfY = window.innerHeight / 2;
var render_canvas = 1, render_gl = 1;
var has_gl = 0;
var bcanvas = document.getElementById("rcanvas");
var bwebgl = document.getElementById("rwebgl");
document.addEventListener('mousemove', onDocumentMouseMove, false);
init();
animate();
render_canvas = !has_gl;
bwebgl.style.display = has_gl ? "inline" : "none";
bcanvas.className = render_canvas ? "button" : "button inactive";
function init() {
container = document.createElement('div');
document.body.appendChild(container);
camera = new THREE.Camera( 75, SCREEN_WIDTH / SCREEN_HEIGHT, 1, 100000 );
camera.position.z = 500;
camera.updateMatrix();
scene = new THREE.Scene();
// GROUND
var x = document.createElement( "canvas" );
var xc = x.getContext("2d");
x.width = x.height = 128;
xc.fillStyle = "#fff";
xc.fillRect(0, 0, 128, 128);
xc.fillStyle = "#000";
xc.fillRect(0, 0, 64, 64);
xc.fillStyle = "#999";
xc.fillRect(32, 32, 32, 32);
xc.fillStyle = "#000";
xc.fillRect(64, 64, 64, 64);
xc.fillStyle = "#555";
xc.fillRect(96, 96, 32, 32);
var xm = new THREE.MeshBasicMaterial( { map: new THREE.Texture( x, THREE.UVMapping, THREE.RepeatWrapping, THREE.RepeatWrapping ) } );
xm.map.needsUpdate = true;
geometry = new Plane( 100, 100, 15, 10 );
for(var i=0; i<geometry.uvs.length; i++) {
var uvs = geometry.uvs[i];
for ( j = 0, jl = uvs.length; j < jl; j++ ) {
uvs[j].u *= 10;
uvs[j].v *= 10;
}
}
mesh = new THREE.Mesh( geometry, xm );
mesh.position.x = 0;
mesh.position.y = FLOOR;
mesh.position.z = 0;
mesh.rotation.x = 1.57;
mesh.scale.x = mesh.scale.y = mesh.scale.z = 10;
mesh.doubleSided = true;
mesh.updateMatrix();
scene.addObject(mesh);
// SPHERES
var material_spheres = new THREE.MeshLambertMaterial( { color: 0xdddddd } ),
sphere = new Sphere( 100, 16, 8 );
for (var i=0; i<10; i++) {
mesh = new THREE.Mesh( sphere, material_spheres );
mesh.position.x = 500 * (Math.random() - 0.5);
mesh.position.y = 300 * (Math.random() - 0) + FLOOR;
mesh.position.z = 100 * (Math.random() - 1);
mesh.scale.x = mesh.scale.y = mesh.scale.z = 0.25 * (Math.random() + 0.5);
mesh.overdraw = true;
mesh.updateMatrix();
scene.addObject(mesh);
}
// LIGHTS
var ambient = new THREE.AmbientLight( 0x221100 );
scene.addLight( ambient );
var directionalLight = new THREE.DirectionalLight( 0xffeedd );
directionalLight.position.y = -70;
directionalLight.position.z = 100;
directionalLight.position.normalize();
scene.addLight( directionalLight );
var pointLight = new THREE.PointLight( 0xff0000, 1 );
//scene.addLight( pointLight );
if ( render_gl ) {
try {
webglRenderer = new THREE.WebGLRenderer();
webglRenderer.setSize( SCREEN_WIDTH, SCREEN_HEIGHT );
webglRenderer.domElement.style.position = "relative";
container.appendChild( webglRenderer.domElement );
has_gl = 1;
}
catch (e) {
}
}
if( render_canvas ) {
canvasRenderer = new THREE.CanvasRenderer();
canvasRenderer.setSize( SCREEN_WIDTH, SCREEN_HEIGHT );
container.appendChild( canvasRenderer.domElement );
}
stats = new Stats();
stats.domElement.style.position = 'absolute';
stats.domElement.style.top = '0px';
stats.domElement.style.zIndex = 100;
container.appendChild( stats.domElement );
bcanvas.addEventListener("click", toggleCanvas, false);
bwebgl.addEventListener("click", toggleWebGL, false);
var loader = new THREE.Loader(),
callbackMale = function( geometry ) { createScene( geometry, 90, 50, FLOOR, 105 ) },
callbackFemale = function( geometry ) { createScene( geometry, -80, 50, FLOOR, 0 ) };
//loader.loadAscii( { model: "obj/male02/Male02_slim.js", callback: callbackMale } );
//loader.loadAscii( { model: "obj/female02/Female02_slim.js", callback: callbackFemale } );
loader.loadBinary( { model: "obj/male02/Male02_bin.js", callback: callbackMale } );
loader.loadBinary( { model: "obj/female02/Female02_bin.js", callback: callbackFemale } );
}
function createScene( geometry, x, y, z, b ) {
zmesh = new THREE.Mesh( geometry, new THREE.MeshFaceMaterial() );
zmesh.position.x = x;
zmesh.position.z = y;
zmesh.position.y = z;
zmesh.scale.x = zmesh.scale.y = zmesh.scale.z = 3;
zmesh.overdraw = true;
zmesh.updateMatrix();
scene.addObject(zmesh);
createMaterialsPalette( geometry.materials, 100, b );
}
function createMaterialsPalette( materials, size, bottom ) {
for ( var i = 0; i < materials.length; ++i ) {
// material
mesh = new THREE.Mesh( new Plane( size, size ), materials[i] );
mesh.position.x = i * (size + 5) - ( ( materials.length - 1 )* ( size + 5 )/2);
mesh.position.y = FLOOR + size/2 + bottom;
mesh.position.z = -100;
mesh.scale.x = mesh.scale.y = mesh.scale.z = 1;
mesh.doubleSided = true;
mesh.updateMatrix();
scene.addObject(mesh);
// number
var x = document.createElement( "canvas" );
var xc = x.getContext("2d");
x.width = x.height = 128;
xc.shadowColor = "#000";
xc.shadowBlur = 7;
xc.fillStyle = "orange";
xc.font = "50pt arial bold";
xc.fillText(i, 10, 64);
var xm = new THREE.MeshBasicMaterial( { map: new THREE.Texture( x ) } );
xm.map.needsUpdate = true;
mesh = new THREE.Mesh( new Plane( size, size ), xm );
mesh.position.x = i * (size + 5) - ( ( materials.length - 1 )* ( size + 5 )/2);
mesh.position.y = FLOOR + size/2 + bottom;
mesh.position.z = -99;
mesh.scale.x = mesh.scale.y = mesh.scale.z = 1;
mesh.doubleSided = true;
mesh.updateMatrix();
scene.addObject(mesh);
}
}
function onDocumentMouseMove(event) {
mouseX = ( event.clientX - windowHalfX );
mouseY = ( event.clientY - windowHalfY );
}
//
function animate() {
requestAnimationFrame( animate );
render();
stats.update();
}
function render() {
camera.position.x += ( mouseX - camera.position.x ) * .05;
camera.position.y += ( - mouseY - camera.position.y ) * .05;
camera.updateMatrix();
if ( zmesh && 0 ) {
zmesh.rotation.y += 0.005;
zmesh.updateMatrix();
}
if ( render_canvas ) canvasRenderer.render( scene, camera );
if ( render_gl && has_gl ) webglRenderer.render( scene, camera );
}
function log( text ) {
var e = document.getElementById("log");
e.innerHTML = text + "<br/>" + e.innerHTML;
}
function toggleCanvas() {
render_canvas = !render_canvas;
bcanvas.className = render_canvas ? "button" : "button inactive";
render_gl = !render_canvas;
bwebgl.className = render_gl ? "button" : "button inactive";
if( has_gl )
webglRenderer.domElement.style.display = render_gl ? "block" : "none";
canvasRenderer.domElement.style.display = render_canvas ? "block" : "none";
}
function toggleWebGL() {
render_gl = !render_gl;
bwebgl.className = render_gl ? "button" : "button inactive";
render_canvas = !render_gl;
bcanvas.className = render_canvas ? "button" : "button inactive";
if( has_gl )
webglRenderer.domElement.style.display = render_gl ? "block" : "none";
canvasRenderer.domElement.style.display = render_canvas ? "block" : "none";
}
</script>
</body>
</html>