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130 lines
3.0 KiB
130 lines
3.0 KiB
<!DOCTYPE html>
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<html lang="en">
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<head>
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<title>three.js - webgl2 sandbox</title>
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<meta charset="utf-8">
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<meta name="viewport" content="width=device-width, user-scalable=no, minimum-scale=1.0, maximum-scale=1.0">
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<style>
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body {
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background: #000;
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padding: 0;
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margin: 0;
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font-weight: bold;
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}
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canvas {
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display: block;
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}
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#info {
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position: absolute;
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top: 0px; width: 100%;
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color: #ffffff;
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padding: 5px;
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font-family: Monospace;
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font-size: 13px;
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text-align: center;
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}
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a {
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color: #ffffff;
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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"><a href="http://threejs.org" target="_blank" rel="noopener">three.js</a> - webgl2 sandbox.</div>
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<script type="module">
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import { PerspectiveCamera } from '../src/cameras/PerspectiveCamera.js';
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import { SphereBufferGeometry } from '../src/geometries/SphereGeometry.js';
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import { MeshNormalMaterial } from '../src/materials/MeshNormalMaterial.js';
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import { PointLight } from '../src/lights/PointLight.js';
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import { Color } from '../src/math/Color.js';
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import { Mesh } from '../src/objects/Mesh.js';
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import { Fog } from '../src/scenes/Fog.js';
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import { Scene } from '../src/scenes/Scene.js';
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import { WebGLRenderer } from '../src/renderers/WebGLRenderer.js';
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import { OrbitControls } from './jsm/controls/OrbitControls.js';
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//
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var camera, scene, renderer;
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var controls;
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init();
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render();
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function init() {
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camera = new PerspectiveCamera( 60, window.innerWidth / window.innerHeight, 0.1, 100 );
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camera.position.z = 3;
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scene = new Scene();
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scene.background = new Color( 0, 0, 0.5 );
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scene.fog = new Fog( 0x000000, 0.1, 3 );
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var light = new PointLight( 0xffffff );
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scene.add( light );
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var geometry = new SphereBufferGeometry( 0.05, 32, 16 );
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var material = new MeshNormalMaterial();
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for ( var i = 0; i < 5000; i ++ ) {
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var mesh = new Mesh( geometry, material );
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mesh.position.x = Math.random() * 10 - 5;
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mesh.position.y = Math.random() * 10 - 5;
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mesh.position.z = Math.random() * 10 - 5;
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mesh.rotation.y = Math.random() * 2 * Math.PI;
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mesh.scale.setScalar( Math.random() * 4 + 1 );
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scene.add( mesh );
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}
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var canvas = document.createElement( 'canvas' );
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var context = canvas.getContext( 'webgl2' );
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renderer = new WebGLRenderer( { canvas: canvas, context: context } );
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renderer.setPixelRatio( window.devicePixelRatio );
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renderer.setSize( window.innerWidth, window.innerHeight );
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document.body.appendChild( renderer.domElement );
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window.addEventListener( 'resize', onWindowResize, false );
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//
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controls = new OrbitControls( camera, renderer.domElement );
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controls.addEventListener( 'change', render );
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}
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function onWindowResize() {
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camera.aspect = window.innerWidth / window.innerHeight;
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camera.updateProjectionMatrix();
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renderer.setSize( window.innerWidth, window.innerHeight );
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}
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//
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function render() {
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renderer.render( scene, camera );
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}
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</script>
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</body>
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</html>
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