three实现三维立方体盒子内粒子重力滚动动画效果代码-html代码-BFW代码库

three实现三维立方体盒子内粒子重力滚动动画效果代码

代码语言：html

所属分类：三维

代码描述：three实现三维立方体盒子内粒子重力滚动动画效果代码

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>
html, body {
    padding: 0;
    margin: 0;
}

.container {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
}
</style>

  
  
  
</head>

<body >
  <div class="container">
    <canvas id="canvas"></canvas>
</div>

<script type="importmap">{
	"imports": {
		"three": "https://cdnjs.cloudflare.com/ajax/libs/three.js/0.145.0/three.module.min.js",
		"three/addons/": "https://threejs.org/examples/jsm/"
	}
}
</script>
<script async src="https://unpkg.com/es-module-shims@1.6.3/dist/es-module-shims.js"></script>
  
      <script type="module">
import * as CANNON from "https://cdn.skypack.dev/cannon-es";
import * as THREE from "three";
import { OrbitControls } from "three/addons/controls/OrbitControls.js";
import { RoundedBoxGeometry } from "three/addons/geometries/RoundedBoxGeometry.js";

const canvasEl = document.querySelector("#canvas");
const containerEl = document.querySelector(".container");

let renderer,scene,camera,orbit,physicsWorld,boxMaterial,dummy,instancedBoxesMesh,boxesBodies = [];

const params = {
  boxesNumber: 100,
  boxSize: .03,
  containerSize: 1,
  gravity: 10 };


initPhysics();
initScene();
throwBoxes();

boxMaterial.visible = true;
render();

window.addEventListener("resize", updateSceneSize);
containerEl.addEventListener("dblclick", throwBoxes);

function initScene() {
  renderer = new THREE.WebGLRenderer({
    antialias: true,
    canvas: canvasEl });

  renderer.setPixelRatio(Math.min(window.devicePixelRatio, 2));

  scene = new THREE.Scene();
  scene.background = new THREE.Color(0xffffff);

  camera = new THREE.PerspectiveCamera(45, containerEl.clientWidth / containerEl.clientHeight, .1, 100);
  camera.position.set(0, 1, .5).multiplyScalar(5);

  updateSceneSize();

  dummy = new THREE.Object3D();

  orbit = new OrbitControls(camera, canvasEl);
  orbit.enableZoom = false;
  orbit.enablePan = false;
  orbit.minPolarAngle = .1 * Math.PI;
  orbit.maxPolarAngle = .9 * Math.PI;
  orbit.autoRotate = true;
  orbit.autoRotateSpeed = 19;
  orbit.enableDamping = true;


  for (let i = 0; i < 6; i++) {
    const body = new CANNON.Body({
      mass: 0,
      shape: new CANNON.Plane() });

    physicsWorld.addBody(body);

    const posSign = i % 2 ? 1 : -1;
    if (i < 2) {
      body.position.x = posSign * .5 * params.contai.........完整代码请登录后点击上方下载按钮下载查看