wtc-math实现鲜花绽放动画效果代码-html代码-BFW代码库

wtc-math实现鲜花绽放动画效果代码

代码语言：html

所属分类：动画

代码描述：wtc-math实现鲜花绽放动画效果代码

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 {
  margin: 0;
  overflow: hidden;
}
canvas {
  height: 100vh;
  width: 100vw;
}
</style>



</head>

<body>
  


  
      <script type="module">
import { Vec2, Vec3, Vec4 } from 'https://cdn.skypack.dev/wtc-math';
import {
floatRandomBetween,
clamp,
lerp,
hash21,
precisionRound,
fract,
xmur3 } from
'https://cdn.skypack.dev/@liamegan1/le-utils@0.0.1';

console.clear();

const c = document.createElement('canvas');
c.width = window.innerWidth * 2;
c.height = window.innerHeight * 2;
const ctx = c.getContext('2d');
document.body.appendChild(c);

const dimensions = new Vec2(c.width, c.height);

let lastFlower;
function newFlower() {var _lastFlower;
  if ((_lastFlower = lastFlower) !== null && _lastFlower !== void 0 && _lastFlower.playing) lastFlower.playing = false;
  ctx.fillStyle = '#222A33';
  ctx.fillRect(0, 0, c.width, c.height);
  console.clear();
  let pistilRadius = floatRandomBetween(30, 100);
  let petalSets = Math.floor(Math.random() * 2. + 1.);
  let petalsets = [];
  let petalColour;
  let petalColour2;
  const differentColours = Math.random() > .5;
  for (let i = 0; i < petalSets; i++) {
    if (i == 0 || differentColours) {
      petalColour = new Vec4(Math.random(), Math.random(), Math.random(), 1.);
      petalColour2 = petalColour.scaleNew(.5);
    }
    if (Math.random() < .5) petalColour2 = petalColour.scaleNew(.1);
    if (Math.random() < .5) petalColour2 = new Vec4(Math.random(), Math.random(), Math.random(), 1.);
    let petals = Math.floor(floatRandomBetween(5, 20));
    let petalSize = floatRandomBetween(50, 200);
    let petalWidth = randomBetweenWithinRatio(.05, 1., petalSize, 100);
    let petalSoftness = floatRandomBetween(0, 1.5);
    let petalRoundness = floatRandomBetween(0, 1.5);
    let angle = floatRandomBetween(-Math.PI, Math.PI);
    let angle2 = angle + floatRandomBetween(.........完整代码请登录后点击上方下载按钮下载查看