用 JavaScript 创建 3D 球体 - 三维图形编程教程
<!DOCTYPE html>
<html>
<head>
<title>3D 球体 - JavaScript 三维图形示例</title>
<style>
body { margin: 0; }
canvas { display: block; }
</style>
</head>
<body>
<script src="https://cdnjs.cloudflare.com/ajax/libs/three.js/110/three.js"></script>
<script>
// 创建场景
var scene = new THREE.Scene();
<p>// 创建相机
var camera = new THREE.PerspectiveCamera(75, window.innerWidth / window.innerHeight, 0.1, 1000);
camera.position.z = 5;</p>
<p>// 创建渲染器
var renderer = new THREE.WebGLRenderer();
renderer.setSize(window.innerWidth, window.innerHeight);
document.body.appendChild(renderer.domElement);</p>
<p>// 创建几何体
var geometry = new THREE.SphereGeometry(1, 32, 32);</p>
<p>// 创建材质
var material = new THREE.MeshBasicMaterial({ color: 0x00ff00 });</p>
<p>// 创建球体
var sphere = new THREE.Mesh(geometry, material);
scene.add(sphere);</p>
<p>// 渲染循环
function animate() {
requestAnimationFrame(animate);</p>
<p>// 控制球体的旋转
sphere.rotation.x += 0.01;
sphere.rotation.y += 0.01;</p>
<p>renderer.render(scene, camera);
}
animate();
</script></p>
</body>
</html>
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