webgl+canvas实现逼真水面波动涟漪与火苗燃烧动画效果代码-html代码-BFW代码库

webgl+canvas实现逼真水面波动涟漪与火苗燃烧动画效果代码

代码语言：html

所属分类：动画

代码描述：webgl+canvas实现逼真水面波动涟漪与火苗燃烧动画效果代码

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>
* {
    box-sizing: border-box;
  }
  
  html, body {
    margin: 0;
    min-height: 100vh;
    overflow: hidden;
    
   background-image:linear-gradient(black,black,black,rgb(45, 0, 0));
    
    touch-action: none;
  }
  
  canvas {
    width: 100%;
    height: auto;
    object-fit: contain;
  }


.wrapper{
  position:absolute;
  opacity:.8;
  width:100%;
  height:100%;
  left:0%;
  top:0%;

  background:transparent;
    background-size: cover;
    backdrop-filter:  brightness(50%);
  
  
}
.wrapper .cover {
  position:absolute;
  left:0%;
  right:0%;
  height:100%;
  width:100%;
  background:transparent;
  
  
}

.wrapper .reflection {
  position:absolute;
  left:50%;
  top:110vh;
  height:.1%;
  width:.1%;
  background:transparent;
  border-radius:50%;
  opacity:1;
  box-shadow: 0px 0px 400px 100px orange ;
}

#particles-js {
  position: absolute;
  width: 100%;
  height: 100%;
  -webkit-animation: rotate infinite;
  animation-duration:500s;
  animation-delay:0s;
}

@keyframes rotate {
  
  50% {transform:rotateZ(10deg);}
  
  
 
  
}
</style>


</head>

<body>
  
 

<!-- partial:index.partial.html -->
<canvas id="canvas">
  
</canvas>
<div class="wrapper">
  
  <div class="reflection"></div>
  <div id="particles-js"></div>
  <div class="cover"></div>
</div>




  
      <script  >
/*
  
Credit to Matthias Hurle for the webgl class and Johan for the particlejs src

 */

/** @type {HTMLCanvasElement} */
const canvas = window.canvas;
const gl = canvas.getContext("webgl2");
const dpr = Math.max(1, .5 * window.devicePixelRatio);
/** @type {Map<string,PointerEvent>} */
const touches = new Map();

const vertexSource = `#version 300 es
#ifdef GL_FRAGMENT_PRECISION_HIGH
precision highp float;
#else
precision mediump float;
#endif

in vec2 position;

void main(void) {
    gl_Position = vec4(position, 0., 1.);
}
`;
const fragmentSour.........完整代码请登录后点击上方下载按钮下载查看