web 3d引擎

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http://www.cssass.com/blog/index.php/2012/1266.html

使用three.js库，在页面中导入显示3D模型。

Java代码

<!DOCTYPEhtml>
<html>
<head>
<metacharset="UTF-8"/>
<title>MGA-411Mangusa</title>
<scripttype="text/javascript"charset="utf-8"src="http://www.cssass.com/blog/resource/threejs/three.js"></script>
<style>body{overflow:hidden;background:#000}</style>
</head>
<body>
<divid="Loading"style="color:#fff">Loading...</div>
</body>
<script>
/*场景*/
varWIDTH=document.documentElement.offsetWidth||800,
HEIGHT=document.documentElement.clientHeight||600;
varscene=newTHREE.Scene();
/*摄像头*/
varVIEW_ANGLE=75,
ASPECT=WIDTH/HEIGHT,
NEAR=0.1,
FAR=10000;
varcamera=newTHREE.PerspectiveCamera(VIEW_ANGLE,ASPECT,NEAR,FAR);
camera.position.set(0,0,1000);
scene.add(camera);
/*渲染器*/
varrenderer=newTHREE.WebGLRenderer();
renderer.setSize(WIDTH,HEIGHT);
document.body.appendChild(renderer.domElement);
/*灯光*/
varlight=newTHREE.DirectionalLight(0xFFFFFF);
light.position.set(0,0,99).normalize();
scene.add(light);
/*显示对象*/
varmaterial=newTHREE.MeshLambertMaterial({color:0xcccccc,wireframe:true}),
obj;
varloader=newTHREE.JSONLoader(true);
loader.load("http://www.cssass.com/blog/resource/threejs/model/MGA.js",function(geometry){
varloading=document.getElementById("Loading");
loading.parentNode.removeChild(loading);
obj=newTHREE.Mesh(geometry,material);
obj.position.set(0,1,990);
scene.add(obj);
varstart=newDate().getTime(),delta;
(functionanime(){
delta=newDate().getTime()-start;
obj.rotation.y=delta/1000;
renderer.render(scene,camera);
returnrequestAnimationFrame(anime);
})();
});
</script>
</html>

<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8" />
<title>MGA-411 Mangusa</title>
    <script type="text/javascript" charset="utf-8" src="http://www.cssass.com/blog/resource/threejs/three.js"></script>
	<style>body{overflow:hidden;background:#000}</style>
</head>
<body>
	<div id="Loading" style="color:#fff">Loading...</div>
</body>
	<script>
	/* 场景 */
	var WIDTH = document.documentElement.offsetWidth || 800,
		HEIGHT = document.documentElement.clientHeight || 600;
	var scene = new THREE.Scene();
	/* 摄像头 */
	var VIEW_ANGLE = 75,
		ASPECT = WIDTH / HEIGHT,
		NEAR = 0.1,
		FAR = 10000;
	var	camera = new THREE.PerspectiveCamera(VIEW_ANGLE, ASPECT, NEAR, FAR);
		camera.position.set(0, 0, 1000);
		scene.add(camera);
	/* 渲染器 */
	var	renderer = new THREE.WebGLRenderer();
		renderer.setSize(WIDTH , HEIGHT);
		document.body.appendChild(renderer.domElement);
	/* 灯光 */
	var light = new THREE.DirectionalLight(0xFFFFFF);
		light.position.set(0, 0, 99).normalize();
		scene.add(light);
	/* 显示对象 */
	var material = new THREE.MeshLambertMaterial({ color: 0xcccccc, wireframe: true }),
		obj;
	var loader = new THREE.JSONLoader(true);
    loader.load("http://www.cssass.com/blog/resource/threejs/model/MGA.js", function ( geometry ) {
		var loading = document.getElementById("Loading");
		loading.parentNode.removeChild(loading);
		obj = new THREE.Mesh(geometry, material);
		obj.position.set(0,1,990);
		scene.add(obj);
		var start = new Date().getTime(),delta;
		(function anime(){
			delta = new Date().getTime() - start;
			obj.rotation.y =   delta / 1000;
			renderer.render(scene, camera);
			return requestAnimationFrame(anime);
		})();
	});
</script>
</html>

预览地址：http://www.cssass.com/blog/index.php/2012/1266.html

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