three+matter实现模拟小球重力从上到下掉落动画效果代码-html代码-BFW代码库

three+matter实现模拟小球重力从上到下掉落动画效果代码

代码语言：html

所属分类：三维

代码描述：three+matter实现模拟小球重力从上到下掉落动画效果代码

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 {
  min-height: 100vh;
  background: black;
  display: flex;
  align-items: center;
  justify-content: center;
}

canvas {
  max-width: 100vw;
  max-height: 100vh;
  width: auto !important;
  height: auto !important;
}
</style>




</head>

<body >
  <canvas id="canvas"></canvas>

<script async src="https://ga.jspm.io/npm:es-module-shims@1.6.2/dist/es-module-shims.js"></script>

<script type="importmap">
  {
    "imports": {
      "three": "https://unpkg.com/three@0.147.0/build/three.module.js",
      "three/examples/": "https://unpkg.com/three@0.147.0/examples/",
      "meshline": "https://unpkg.com/meshline@3.1.6/dist/index.js",
      "@callumacrae/utils/": "https://unpkg.com/@callumacrae/utils@0.3.6/built/",
      "seed-random": "https://cdn.skypack.dev/seed-random@2.2.0",
        "tweakpane": "https://cdn.skypack.dev/tweakpane@3.1.1",
          "@tweakpane/plugin-essentials": "https://cdn.skypack.dev/@tweakpane/plugin-essentials@0.1.5",
          "d3-ease": "https://cdn.skypack.dev/d3-ease@3.0.1",
          "matter-js": "https://cdn.skypack.dev/matter-js@0.18.0"
    }
  }
</script>

      <script type="module">
import * as THREE from 'three';
import Matter from 'matter-js';
import { toVanillaCanvas } from '@callumacrae/utils/renderers/vanilla.js';
const sketchConfig = {
    cameraYOffset: 20,
};
const sketchbookConfig = {
    type: 'threejs',
    // width: 720,
    // height: 720,
    capture: {
        enabled: false,
        duration: 6000,
        fps: 60,
        directory: 'rolling-sphere',
    },
    sketchConfig,
};
function initCamera(scene, { config, width, height }) {
    if (!config)
        throw new Error('???');
    const camera = new THREE.PerspectiveCamera(75, width / height, 0.1, 100);
    camera.position.y = config.cameraYOffset;
    camera.position.z = 75;
    scene.add(camera);
    return camera;
}
const init = (props) => {
    if (!props.renderer || !props.config)
        throw new Error('???');
    // props.initControls(({ pane, config }) => {
    // });
    props.renderer.shadowMap.enabled = true;
    const scene = new THREE.Scene();
    const camera = initCamera(scene, props);
    const pointLight = new THREE.PointLight(0xffffff, 0.15);
    pointLight.position.set(0, 30, 30);
    pointLight.castShadow = true;
    pointLight.shadow.radius = 10;
    pointLight.shadow.blurSamples = 16;
    scene.add(pointLight);
    // Duplicate the light so that the shadow is less intense
    const pointLightWithoutShadow = pointLight.clone();
    pointLightWithoutShadow.intensity = 0.1;
    pointLightWithoutShadow.castShadow = false;
    scene.add(pointLightWithoutShadow);
    const ambientLight = new THREE.AmbientLight(0xffffff, 0.7);
    scene.add(ambientLight);
    const engine = Matter.Engine.create();
    engine.gravity.y = -0.8;
    const width = 40;
    const wallDepth = 12;
    const angle = 0.35;
    const xOffset = 15;
    const yOffset = 30;
    const w.........完整代码请登录后点击上方下载按钮下载查看