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- <!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;
- }
- canvas {
- display: block;
- }
- #info {
- position: absolute;
- top: 0px; width: 100%;
- color: #ffffff;
- padding: 5px;
- font-family: Monospace;
- font-size: 13px;
- text-align: center;
- }
- a {
- color: #ffffff;
- }
- </style>
- </head>
- <body>
- <div id="info"><a href="http://threejs.org" target="_blank" rel="noopener">three.js</a> - webgl2 sandbox.</div>
- <script type="module">
- import { PerspectiveCamera } from '../src/cameras/PerspectiveCamera.js';
- import { SphereBufferGeometry } from '../src/geometries/SphereGeometry.js';
- import { MeshNormalMaterial } from '../src/materials/MeshNormalMaterial.js';
- import { PointLight } from '../src/lights/PointLight.js';
- import { Color } from '../src/math/Color.js';
- import { Mesh } from '../src/objects/Mesh.js';
- import { Fog } from '../src/scenes/Fog.js';
- import { Scene } from '../src/scenes/Scene.js';
- import { WebGLRenderer } from '../src/renderers/WebGLRenderer.js';
- import { OrbitControls } from './jsm/controls/OrbitControls.js';
- //
- var camera, scene, renderer;
- var controls;
- init();
- render();
- function init() {
- camera = new PerspectiveCamera( 60, window.innerWidth / window.innerHeight, 0.1, 100 );
- camera.position.z = 3;
- scene = new Scene();
- scene.background = new Color( 0, 0, 0.5 );
- scene.fog = new Fog( 0x000000, 0.1, 3 );
- var light = new PointLight( 0xffffff );
- scene.add( light );
- var geometry = new SphereBufferGeometry( 0.05, 32, 16 );
- var material = new MeshNormalMaterial();
- for ( var i = 0; i < 5000; i ++ ) {
- var mesh = new Mesh( geometry, material );
- mesh.position.x = Math.random() * 10 - 5;
- mesh.position.y = Math.random() * 10 - 5;
- mesh.position.z = Math.random() * 10 - 5;
- mesh.rotation.y = Math.random() * 2 * Math.PI;
- mesh.scale.setScalar( Math.random() * 4 + 1 );
- scene.add( mesh );
- }
- var canvas = document.createElement( 'canvas' );
- var context = canvas.getContext( 'webgl2' );
- renderer = new WebGLRenderer( { canvas: canvas, context: context } );
- renderer.setPixelRatio( window.devicePixelRatio );
- renderer.setSize( window.innerWidth, window.innerHeight );
- document.body.appendChild( renderer.domElement );
- window.addEventListener( 'resize', onWindowResize, false );
- //
- controls = new OrbitControls( camera, renderer.domElement );
- controls.addEventListener( 'change', render );
- }
- function onWindowResize() {
- camera.aspect = window.innerWidth / window.innerHeight;
- camera.updateProjectionMatrix();
- renderer.setSize( window.innerWidth, window.innerHeight );
- }
- //
- function render() {
- renderer.render( scene, camera );
- }
- </script>
- </body>
- </html>
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