三维场景基本要素：
步骤：
代码：
源码：
<!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <title>Document</title> <script type="text/javascript" src="js/three.js"></script> <style> html,body{background: #000000;} </style> </head> <body> <script type="text/javascript"> var scene = new THREE.Scene(); var geometry = new THREE.CubeGeometry(100,100,100); var material = new THREE.MeshLambertMaterial({color:0xff0000}); var mesh = new THREE.Mesh(geometry,material); scene.add(mesh); var light = new THREE.PointLight(0xffffff); light.position.set(300,400,200); scene.add(light); var camera = new THREE.PerspectiveCamera(40 , 800/600, 1, 1000); camera.position.set(200,200,200); camera.lookAt(scene.position); var renderer = new THREE.WebGLRenderer(); renderer.setSize(800,600); document.body.appendChild(renderer.domElement); renderer.render(scene,camera); </script> </body> </html>
原文：http://www.cnblogs.com/daipianpian/p/5797543.html