Three.js开发教程（threejs-cookbook）：20、指向其他物体
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8" />
<title>20_指向其他物体</title>
<link href="../css/index.css" rel="stylesheet" />
<script src="../libs/three.js"></script>
<script src="../libs/dat.gui.min.js"></script>
</head>
<body>
<script>
var scene = new THREE.Scene();
var renderer = new THREE.WebGLRenderer({ antialias: true });
renderer.setClearColor(0x000000, 1.0);
renderer.setSize(window.innerWidth, window.innerHeight);
document.body.appendChild(renderer.domElement);
var camera = new THREE.PerspectiveCamera(45, window.innerWidth / window.innerHeight, 0.1, 10000);
camera.position.set(50, 50, 50);
camera.lookAt(scene.position);
var geometry = new THREE.BoxGeometry(2, 10, 2);
var material = new THREE.MeshBasicMaterial({ color: 0x0000ff });
var box = new THREE.Mesh(geometry, material);
scene.add(box);
box.rotation.x = Math.PI / 2;
var geometry = new THREE.SphereGeometry(3, 120, 120);
var material = new THREE.MeshBasicMaterial({ color: 0xff0000 });
var sphere = new THREE.Mesh(geometry, material);
scene.add(sphere);
sphere.position.y = 15;
var render = function () {
requestAnimationFrame(render);
renderer.render(scene, camera);
}
var controls = new function () {
this.pointSphere = function () {
box.lookAt(sphere);
};
};
var gui = new dat.GUI();
gui.add(controls, 'pointSphere');
render();
</script>
</body>
</html>
最后更新于1年前
本文由人工编写，AI优化，转载请注明原文地址： Three.js开发教程（threejs-cookbook）：20、指向其他物体
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