|
|
@@ -0,0 +1,210 @@
|
|
|
+<!DOCTYPE html>
|
|
|
+<html lang="en">
|
|
|
+ <head>
|
|
|
+ <title>three.js - webgl2 sandbox</title>
|
|
|
+ <meta charset="utf-8">
|
|
|
+ <meta name="viewport" content="width=device-width, user-scalable=no, minimum-scale=1.0, maximum-scale=1.0">
|
|
|
+ <style>
|
|
|
+ body {
|
|
|
+ background:#000;
|
|
|
+ padding:0;
|
|
|
+ margin:0;
|
|
|
+ font-weight: bold;
|
|
|
+ overflow:hidden;
|
|
|
+ }
|
|
|
+
|
|
|
+ #info {
|
|
|
+ position: absolute;
|
|
|
+ top: 0px; width: 100%;
|
|
|
+ color: #ffffff;
|
|
|
+ padding: 5px;
|
|
|
+ font-family:Monospace;
|
|
|
+ font-size:13px;
|
|
|
+ text-align:center;
|
|
|
+ z-index:1000;
|
|
|
+ }
|
|
|
+
|
|
|
+ a {
|
|
|
+ color: #ffffff;
|
|
|
+ }
|
|
|
+
|
|
|
+ </style>
|
|
|
+ </head>
|
|
|
+
|
|
|
+ <body>
|
|
|
+ <div id="info"><a href="http://threejs.org" target="_blank">three.js</a> - webgl2 sandbox.</div>
|
|
|
+
|
|
|
+ <script src="../build/three.js"></script>
|
|
|
+
|
|
|
+ <script src="js/libs/stats.min.js"></script>
|
|
|
+
|
|
|
+ <script>
|
|
|
+
|
|
|
+ var statsEnabled = true;
|
|
|
+
|
|
|
+ var container, stats;
|
|
|
+
|
|
|
+ var camera, scene, renderer;
|
|
|
+
|
|
|
+ var mesh, zmesh, lightMesh, geometry;
|
|
|
+
|
|
|
+ var mouseX = 0, mouseY = 0;
|
|
|
+
|
|
|
+ var windowHalfX = window.innerWidth / 2;
|
|
|
+ var windowHalfY = window.innerHeight / 2;
|
|
|
+
|
|
|
+ init();
|
|
|
+ animate();
|
|
|
+
|
|
|
+ function init() {
|
|
|
+
|
|
|
+ container = document.createElement( 'div' );
|
|
|
+ document.body.appendChild( container );
|
|
|
+
|
|
|
+ camera = new THREE.PerspectiveCamera( 60, window.innerWidth / window.innerHeight, 1, 20000 );
|
|
|
+ camera.position.z = 3200;
|
|
|
+
|
|
|
+ scene = new THREE.Scene();
|
|
|
+ scene.background = new THREE.Color( 0, 0, 0.5 );
|
|
|
+ scene.fog = new THREE.Fog( 0x000000, 1, 20000 );
|
|
|
+
|
|
|
+ var light = new THREE.PointLight( 0xffffff );
|
|
|
+ scene.add( light );
|
|
|
+
|
|
|
+ var texture1 = new THREE.CanvasTexture( generateTexture( 0, 0.5, 1 ), THREE.UVMapping );
|
|
|
+
|
|
|
+ var materials = [
|
|
|
+
|
|
|
+ new THREE.MeshNormalMaterial(),
|
|
|
+ new THREE.MeshDepthMaterial(),
|
|
|
+ new THREE.MeshBasicMaterial( { color: 0x0066ff, blending: THREE.AdditiveBlending, transparent: true, depthWrite: false } ),
|
|
|
+ new THREE.MeshBasicMaterial( { color: 0xffaa00, wireframe: true } ),
|
|
|
+ new THREE.MeshBasicMaterial( { map: texture1, fog: false } ),
|
|
|
+ new THREE.MeshLambertMaterial( { color: 0xdddddd } ),
|
|
|
+ new THREE.MeshPhongMaterial( { color: 0xdddddd, specular: 0x009900, shininess: 30, shading: THREE.FlatShading } ),
|
|
|
+ new THREE.MeshPhongMaterial( { color: 0xdddddd, specular: 0x009900, shininess: 30, shading: THREE.SmoothShading } )
|
|
|
+
|
|
|
+ ];
|
|
|
+
|
|
|
+ var geometry = new THREE.SphereGeometry( 50, 32, 16 );
|
|
|
+
|
|
|
+ for ( var i = 0; i < 5000; i ++ ) {
|
|
|
+
|
|
|
+ // random order
|
|
|
+ //var index = Math.floor( Math.random() * materials.length );
|
|
|
+
|
|
|
+ // sort by material / geometry
|
|
|
+ var index = Math.floor( ( i / 5000 ) * materials.length );
|
|
|
+
|
|
|
+ var material = materials[ index ];
|
|
|
+
|
|
|
+ var mesh = new THREE.Mesh( geometry, material );
|
|
|
+
|
|
|
+ mesh.position.x = Math.random() * 10000 - 5000;
|
|
|
+ mesh.position.y = Math.random() * 10000 - 5000;
|
|
|
+ mesh.position.z = Math.random() * 10000 - 5000;
|
|
|
+
|
|
|
+ //mesh.rotation.x = Math.random() * 360 * ( Math.PI / 180 );
|
|
|
+ mesh.rotation.y = Math.random() * 2 * Math.PI;
|
|
|
+
|
|
|
+ mesh.scale.x = mesh.scale.y = mesh.scale.z = Math.random() * 4 + 1;
|
|
|
+
|
|
|
+ scene.add( mesh );
|
|
|
+
|
|
|
+ }
|
|
|
+
|
|
|
+ renderer = new THREE.WebGL2Renderer();
|
|
|
+ renderer.setPixelRatio( window.devicePixelRatio );
|
|
|
+ renderer.setSize( window.innerWidth, window.innerHeight );
|
|
|
+ container.appendChild( renderer.domElement );
|
|
|
+
|
|
|
+ if ( statsEnabled ) {
|
|
|
+
|
|
|
+ stats = new Stats();
|
|
|
+ container.appendChild( stats.dom );
|
|
|
+
|
|
|
+ }
|
|
|
+
|
|
|
+ document.addEventListener( 'mousemove', onDocumentMouseMove, false );
|
|
|
+
|
|
|
+ //
|
|
|
+
|
|
|
+ window.addEventListener( 'resize', onWindowResize, false );
|
|
|
+
|
|
|
+ }
|
|
|
+
|
|
|
+ function onWindowResize() {
|
|
|
+
|
|
|
+ windowHalfX = window.innerWidth / 2;
|
|
|
+ windowHalfY = window.innerHeight / 2;
|
|
|
+
|
|
|
+ camera.aspect = window.innerWidth / window.innerHeight;
|
|
|
+ camera.updateProjectionMatrix();
|
|
|
+
|
|
|
+ renderer.setSize( window.innerWidth, window.innerHeight );
|
|
|
+
|
|
|
+ }
|
|
|
+
|
|
|
+ function generateTexture( r, g, b ) {
|
|
|
+
|
|
|
+ var canvas = document.createElement( 'canvas' );
|
|
|
+ canvas.width = 256;
|
|
|
+ canvas.height = 256;
|
|
|
+
|
|
|
+ var context = canvas.getContext( '2d' );
|
|
|
+ var image = context.getImageData( 0, 0, 256, 256 );
|
|
|
+
|
|
|
+ var x = 0, y = 0, p;
|
|
|
+
|
|
|
+ for ( var i = 0, j = 0, l = image.data.length; i < l; i += 4, j ++ ) {
|
|
|
+
|
|
|
+ x = j % 256;
|
|
|
+ y = x == 0 ? y + 1 : y;
|
|
|
+ p = Math.floor( x ^ y );
|
|
|
+
|
|
|
+ image.data[ i ] = ~~ p * r;
|
|
|
+ image.data[ i + 1 ] = ~~ p * g;
|
|
|
+ image.data[ i + 2 ] = ~~ p * b;
|
|
|
+ image.data[ i + 3 ] = 255;
|
|
|
+
|
|
|
+ }
|
|
|
+
|
|
|
+ context.putImageData( image, 0, 0 );
|
|
|
+
|
|
|
+ return canvas;
|
|
|
+
|
|
|
+ }
|
|
|
+
|
|
|
+ function onDocumentMouseMove(event) {
|
|
|
+
|
|
|
+ mouseX = ( event.clientX - windowHalfX ) * 10;
|
|
|
+ mouseY = ( event.clientY - windowHalfY ) * 10;
|
|
|
+
|
|
|
+ }
|
|
|
+
|
|
|
+ //
|
|
|
+
|
|
|
+ function animate() {
|
|
|
+
|
|
|
+ requestAnimationFrame( animate );
|
|
|
+
|
|
|
+ render();
|
|
|
+ if ( statsEnabled ) stats.update();
|
|
|
+
|
|
|
+ }
|
|
|
+
|
|
|
+ function render() {
|
|
|
+
|
|
|
+ camera.position.x += ( mouseX - camera.position.x ) * .05;
|
|
|
+ camera.position.y += ( - mouseY - camera.position.y ) * .05;
|
|
|
+
|
|
|
+ camera.lookAt( scene.position );
|
|
|
+
|
|
|
+ renderer.render( scene, camera );
|
|
|
+
|
|
|
+ }
|
|
|
+
|
|
|
+ </script>
|
|
|
+
|
|
|
+ </body>
|
|
|
+</html>
|
Mr.doob