webgl及three打造流体效果-html代码-BFW代码库

webgl及three打造流体效果

代码语言：html

所属分类：三维

代码描述：webgl及three打造流体效果

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;
}

body {
  padding: 0;
  margin: 0;
  background: #F6EEE8;
}
</style>




</head>

<body translate="no" >
  <div id="app"></div>
<script type="text/javascript" src="http://repo.bfw.wiki/bfwrepo/js/three.109.js"></script>
  
      <script>
const vertexShader = `
  varying vec2 vUv; 

  void main() {
    vUv = uv;

    gl_Position = projectionMatrix * modelViewMatrix * vec4(position, 1.0);
  }
`;

const fragShader = `
  precision highp float; 

  varying vec2 vUv;

  uniform vec2 u_resolution;
  uniform vec2 u_mouse;
  uniform float u_time;

  uniform sampler2D disp; 
  uniform sampler2D tex1; 
  uniform sampler2D tex2; 

  float random (in vec2 st) {
    return fract(sin(dot(st.xy,
                         vec2(12.9898,708.233)))
                 * 43758.5453123);
  }

  float noise (in vec2 st) {
    vec2 i = floor(st);
    vec2 f = fract(st);

    // Four corners in 2D of a tile
    float a = random(i);
    float b = random(i + vec2(1.0, 0.0));
    float c = random(i + vec2(0.0, 1.0));
    float d = random(i + vec2(1.0, 1.0));

    // Smooth Interpolation

    // Cubic Hermine Curve.  Same as SmoothStep()
    vec2 u = f*f*(3.0-2.0*f);
    // u = smoothstep(0.,1.,f);

    // Mix 4 coorners percentages
    return mix(a, b, u.x) +
            (c - a)* u.y * (1.0 - u.x) +
            (d - b) * u.x * u.y;
  }

  void main() {
    vec2 uv = vUv;
    vec4 _currentImage;

    vec2 st = gl_FragCoord.xy/u_resolution.xy;
    vec2 pos = vec2(st* u_time);

    float n = noise(pos);

    _currentImage = texture2D(tex1, vec2(
      uv.x * n,
      uv.y
    ));

    gl_FragColor = _currentImage;
  }
`;

class BasicCube {
  constructor(container) {
    this.container = container;
    this.dpr = window.devicePixelRatio || 1;
    this.camera = null;
    this.scene = null;
    this.renderer = null;
    this.cube = null;
    this.light = null;

    this.uniforms = {};
    this.material = {};

    this.init();
  }

  init() {
    this.scene = new THREE.S.........完整代码请登录后点击上方下载按钮下载查看