three实现三维环面内的三叶结艺术线框几何体效果代码-html代码-BFW代码库

three实现三维环面内的三叶结艺术线框几何体效果代码

代码语言：html

所属分类：三维

代码描述：three实现三维环面内的三叶结艺术线框几何体效果代码

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>
@import url("https://fonts.googleapis.com/css2?family=Asap&display=swap");
* {
  margin: 0;
  padding: 0;
}
body {
  font-family: "Asap", sans-serif;
  position: relative;
  width: 100%;
  height: 100%;
  text-align: center;
  background: #222;
}
#contents {
  position: relative;
  color: white;
  z-index: 1;
}
h1 {
  position: fixed;
  bottom: 1vw;
  left: 1vw;
  font-size: 7vw;
}
canvas {
  position: fixed;
  width: 100%;
  height: 100%;
  top: 0;
  left: 0;
  margin: 0;
  padding: 0;
  z-index: 0;
  -moz-user-select: none;
  -webkit-user-select: none;
  -ms-user-select: none;
  user-select: none;
}
</style>



</head>

<body  >


<div id="contents">
  <h1>Math Art Animation</h1>
</div>
 
<script type="text/javascript" src="//repo.bfw.wiki/bfwrepo/js/three.145.js"></script>
<script type="text/javascript" src="//repo.bfw.wiki/bfwrepo/js/OrbitControls.145.js"></script>
<script type="text/javascript" src="//repo.bfw.wiki/bfwrepo/js/Tween.16.7.0.js"></script>
      <script  >
/*!
TrefoilKnotInsideTorus.js
Copyright (c) 2023 Wakana Y.K.
URL:https://codepen.io/wakana-k/pen/wvxqPeL
*/
!function () {
  "use strict";
  function t(t, n) {
    (u = new THREE.TorusKnotGeometry(w, w / 6, c, p, t, n)).rotateX(-Math.PI / 2), 3 == n ? u.rotateX(-Math.PI / 5) : u.rotateX(-Math.PI / 8);
    let i = u.getAttribute("position"),o = [];
    for (let t = 0; t < i.count; t++) {
      h.fromBufferAttribute(i, t);
      let n = new THREE.Vector3(h.x - m.x, h.y - m.y, h.z - m.z);
      (h = e(n)).set(h.x, h.y, h.z), u.getAttribute("position").setXYZ(t, h.x, h.y, h.z),
      o.push(h.x, h.y, h.z);
    }
    return u.verticesNeedUpdate = !0, u.attributes.position.needsUpdate = !0, u.computeBoundingBox(),
    u.computeBoundingSphere(), [u, o];
  }
  function e(t) {
    let e = 1 / t.length();
    return t.setLength(e), t;
  }
  function n() {
    o.aspect = window.innerWidth / window.innerHeight, o.updateProjectionMatrix(), a.setSize(window.innerWidth, window.innerHeight);
  }
  const i = 5;
  let o,r,a,s,u,d,E,w,l,c = 1200,p = 50,h = new THREE.Ve.........完整代码请登录后点击上方下载按钮下载查看