three实现三维空间激光雷达扫描动画效果代码-html代码-BFW代码库

three实现三维空间激光雷达扫描动画效果代码

代码语言：html

所属分类：三维

代码描述：three实现三维空间激光雷达扫描动画效果代码

下面为部分代码预览，完整代码请点击下载或在bfwstudio webide中打开

<!DOCTYPE html>
<html lang="en" >

<head>

  <meta charset="UTF-8">
  

  
  
  
  
<style>
body{
  overflow: hidden;
  margin: 0;
}
</style>




</head>

<body  >
  
   
  <script type="text/javascript" src="//repo.bfw.wiki/bfwrepo/js/three.133.js"></script>
  <script type="text/javascript" src="//repo.bfw.wiki/bfwrepo/js/OrbitControls.133.js"></script>
      <script >


console.clear();

let scene = new THREE.Scene();
let camera = new THREE.PerspectiveCamera(60, innerWidth / innerHeight, 0.1, 1000);
camera.position.set(0, 2, 5);
let renderer = new THREE.WebGLRenderer({antialias: true});
renderer.setSize(innerWidth, innerHeight);
document.body.appendChild(renderer.domElement);
window.addEventListener("resize", event => {
  camera.aspect = innerWidth / innerHeight;
  camera.updateProjectionMatrix();
  renderer.setSize(innerWidth, innerHeight);
})

let controls = new THREE.OrbitControls(camera, renderer.domElement);

let gu = {
  time: {value: 0}
}

scene.add(new THREE.GridHelper());

let r = 0.1, R = 20, halfAngle = THREE.MathUtils.degToRad(45);
let g = new THREE.PlaneGeometry(1, 1, 72, 20);
let pos = g.attributes.position;
let uv = g.attributes.uv;
for(let i = 0; i < pos.count; i++){
  let y = 1. - uv.getY(i);
  let radius = r + (R - r) * y;
  let x = pos.getX(i);
  pos.setXY(i, Math.cos(x * halfAngle) * radius, Math.sin(x * halfAngle) * radius).........完整代码请登录后点击上方下载按钮下载查看