three实现三维散光灯照射墙壁画册动画效果代码-html代码-BFW代码库

three实现三维散光灯照射墙壁画册动画效果代码

代码语言：html

所属分类：三维

代码描述：three实现三维散光灯照射墙壁画册动画效果代码

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">
  


  <link type="text/css" rel="stylesheet" href="//repo.bfw.wiki/bfwrepo/css/reset.min.css">
  
<style>
canvas {display:block}
img {display:none}
body{overflow:hidden}
</style>

 


</head>

<body >
  <img id="elImg" src="//repo.bfw.wiki/bfwrepo/image/61132edb7fba9.png?x-oss-process=image/auto-orient,1/resize,m_fill,w_300,h_400,/quality,q_90" alt="" />


<script type="text/javascript" src="//repo.bfw.wiki/bfwrepo/js/three.92.js"></script>
<script type="text/javascript" src="//repo.bfw.wiki/bfwrepo/js/OrbitControls.min.js"></script>
<script  >
// Threejs stuff
const scene = new THREE.Scene();
const camera = new THREE.PerspectiveCamera(75, window.innerWidth / window.innerHeight, 0.01, 100);
const renderer = new THREE.WebGLRenderer();
renderer.shadowMap.enabled = true;
renderer.shadowMap.type = THREE.PCFShadowMap;
//                    GPU %
// BasicShadowMap     1x
// PCFShadowMap       2x    (default)
// PCFSoftShadowMap   4x
renderer.setSize(window.innerWidth, window.innerHeight);
document.body.appendChild(renderer.domElement);


// Controls stuff
const controls = new THREE.OrbitControls(camera);
controls.maxAzimuthAngle = Math.PI / 3; //hor
controls.minAzimuthAngle = -Math.PI / 3;
controls.maxPolarAngle = Math.PI / 180 * 160; //vert
controls.minPolarAngle = Math.PI / 180 * 20;
controls.update();


// Lights animation stuff
const lights = [];
const lightMoDirs = [1, 1, -1];
const lightMoSpeeds = [0.03, 0.05, 0.04];

(function tick() {
  requestAnimationFrame(tick);
  renderer.render(scene, camera);
  for (const [i, light] of lights.entries()) {
    const lightOldX = light.position.x;
    const lightNewX = light.position.x + lightMoDirs[i] * lightMoSpeeds[i];
    if (lightNewX > 4 || lightNewX < -4) {
      lightMoDirs[i] *= -1;
    }
    light.position.x = lightNewX;
  }
})();


// Events
addEventListener("resize", () => {
  renderer.setSize(window.innerWidth, window.innerHeight);
  camera.aspect = window.innerWidth / window.innerHeight;
  camera.updateProjectionMatrix();
});


// Main Flow
preload().then(main);



function preload() {
  return new Promise((res, rej) => {
    const imgsrc = elImg.src;
    new THREE.TextureLoader().load(imgsrc, res, undefined, rej);
  });
}



function main(texture) {
  texture.minFilter = THREE.LinearMipMapLinearFilter;

  addWall();
  addLights(addFrame(texture));

  camera.position.set(-0.3, -0.5, 0.8);
  controls.update();
}



function addWall() {
  const s = 100;
  const color = 0xaa6666;

  {// wall
    const geometry = new THREE.PlaneGeometry(s, s, 1, 1);
    const material = new THREE.MeshPhongMa.........完整代码请登录后点击上方下载按钮下载查看