three实现三维螺旋铁丝无限延长动画效果代码-html代码-BFW代码库

three实现三维螺旋铁丝无限延长动画效果代码

代码语言：html

所属分类：三维

代码描述：three实现三维螺旋铁丝无限延长动画效果代码

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>
* {
  margin: 0;
  padding: 0;
}

#container {
  width: 100vw;
  height: 100vh;
}
</style>

  
  
</head>

<body translate="no">
  <div id="container"></div>

<script id="vertexShader" type="x-shader/x-vertex">
  uniform float time;
  varying vec2 vUv;
  varying vec3 vPosition;
  varying vec3 vNormal;
  uniform vec2 pixels;
  float PI = 3.141592653589793238;
  void main() {
    vUv = uv;
    vPosition = position;
    vNormal = normal;

    gl_Position = projectionMatrix * modelViewMatrix * vec4( position, 1.0 );
  }
</script>

<!-- fragment shader -->
<script id="fragmentShader" type="x-shader/x-fragment">
  uniform float time;
  uniform float playhead;
  uniform sampler2D texture1;
  uniform vec4 resolution;
  uniform vec3 colors[5];

  varying vec2 vUv;
  varying vec3 vPosition;
  varying vec3 vNormal;
  float PI = 3.141592653589793238;

  float aastep(float threshold, float value) {
    #ifdef GL_OES_standard_derivatives
      float afwidth = length(vec2(dFdx(value), dFdy(value))) * 0.70710678118654757;
      return smoothstep(threshold-afwidth, th.........完整代码请登录后点击上方下载按钮下载查看