wtc-math+wtc-gl实现篮球高尔夫网球重力下落碰撞动画效果代码-html代码-BFW代码库

wtc-math+wtc-gl实现篮球高尔夫网球重力下落碰撞动画效果代码

代码语言：html

所属分类：动画

代码描述：wtc-math+wtc-gl实现篮球高尔夫网球重力下落碰撞动画效果代码，篮球定在空中挡住高尔夫与网球的下落。

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: linear-gradient(#001122, #001122, #334455);
  margin:0;
  overflow:hidden;
}
canvas {
  max-width: 100vw;
}
</style>

</head>

<body>
  <script type="x-shader/vertex" id="vert">#version 300 es
  in vec3 position;
  in vec3 normal;
  in vec2 uv;
  in float index;

  in vec2 offset;
  in vec2 scale;
  in float type;
  
  out vec2 vUv;
  out float vType;
  
  uniform vec2 u_resolution;
  
  vec2 getScreenSpace(vec2 p) {
    vec2 uv = (p - 0.5 * u_resolution.xy) / min(u_resolution.y, u_resolution.x);

    return uv;
  }
  
  void main() {
    vec2 vuv = getScreenSpace(position.xy);
    float a = scale.y;
    float s = sin(a);
    float c = cos(a);
    vUv = uv;
    vType = mod(type, 3.);
    // gl_Position = vec4(position.xy * scale.x + offset, 0, 0);
    vec2 pos = position.xy * mat2(c,-s,s,c);
    gl_Position = vec4(pos/u_resolution * scale.x + offset/u_resolution, .5, 1);
  }
</script>
<script type="x-shader/fragment" id="frag">#version 300 es
  precision highp float;
  
  in vec2 vUv;
  in float vType;
  
  uniform sampler2D s_ball1;
  uniform sampler2D s_ball2;
  uniform sampler2D s_ball3;
  
  out vec4 col;
  
  void main() {
    col = vec4(smoothstep(0.01, 0.........完整代码请登录后点击上方下载按钮下载查看