gsap+svg实现多边形洞穴变动动画效果代码-html代码-BFW代码库

gsap+svg实现多边形洞穴变动动画效果代码

代码语言：html

所属分类：动画

代码描述：gsap+svg实现多边形洞穴变动动画效果代码

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>
        body {
         background-color: #FFFCF9;
         overflow: hidden;
         text-align:center;
          display: flex;
          align-items: center;
          justify-content: center; 
        }
        
        body,
        html {
         height: 100%;
         width: 100%;
         margin: 0;
         padding: 0;
        }
        
        svg {
         width: 100%;
         height: 100%;
         visibility: hidden;
         
        }
        
        .wave, #myPath {
          stroke-width: 0;
          stroke-linecap: round;
          stroke-linejoin: round;
          stroke: #56acf4;
        }
    </style>


</head>

<body>
    <svg id="mainSVG" xmlns="http://www.w3.org/2000/svg" viewBox="0 0 800 600">
<defs>
<filter id='innerShadow'>
  <!-- Shadow offset -->
  <feOffset
    dx='0'
    dy='0'
  />

  <!-- Shadow blur -->
  <feGaussianBlur
    stdDeviation='10'
    result='offset-blur'
  />

  <!-- Invert drop shadow to make an inset shadow -->
  <feComposite
    operator='out'
    in='SourceGraphic'
    in2='offset-blur'
    result='inverse'
  />
  
  <!-- Cut color inside shadow -->
  <feFlood
    flood-color='#231F27'
    flood-opacity='0.35'
    result='color'
  />
  <feComposite
    operator='in'
    in='color'
    in2='inverse'
    result='shadow'
  />

  <!-- Placing shadow over element -->
  <feComposite
    operator='over'
    in='shadow'
    in2='SourceGraphic'
  />
</filter>
	<circle class="dot" r="3" cx="0" cy="0" />
<polygon class="wave"  />
	</defs>
	

</svg>

    <script type="text/javascript" src="//repo.bfw.wiki/bfwrepo/js/gsap.3.10.4.js"></script>

    <script>
        gsap.config({trialWarn: false});
        let select = s => document.querySelector(s),
          selectAll = s =>  document.querySelectorAll(s),
        		mainSVG = select('#mainSVG'),
        		wave = select('.wave'),
        		dot= select('.dot'),
        		colorArr = ['#F5F5F5','#8DC3BF', '#31A9C1', '#3F95BD', '#1D699B', '#13438D', '#231F27'],
        		numDots = colorArr.length,
        		stageSize = {width: 800, height: 600}
        
        function calcDirection(id, radius, points) {
        	let rX = gsap.utils.random(radius - 20, radius + 20);
        	let rY = gsap.utils.random(radius - 20, radius + 20);
        	let dirX = points[id].x;
        	let dirY = points[id].y;
        	let val = 0.6;
        	dirX = gsap.utils.interpolate( points[id].x, stageSize.width/2, val);//+= (Math.cos((id * step) * Math.PI / 180) * 2 ) + stageSize.width/2;
        	dirY = gsap.utils.interpolate(points[id].y, stageSize.height/2, val)//(.........完整代码请登录后点击上方下载按钮下载查看