Placeholder-WebGL/index.html at master · snendev-labs/Placeholder-WebGL · GitHub

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<!DOCTYPE html>
<html>
<head>
  <title>Placeholder: The Game</title>
  <style>
    body {
      margin: 0;
    }
    #window{
      width:100vw;
      height:50vw;
    }
    .game {
      width:45%;
      height:90%;
      float:left;
      border:1px solid black;
      overflow:hidden;
    }
    canvas {
      width:100%;
      height:100%;
    }
  </style>
</head>
<body>
  <script id="vert" type="notjs">
    //in
    attribute vec2 pos;
    attribute vec2 uvcoord;
    uniform vec2 ures;
    //out
    varying vec2 uv;
    void main() {
      vec2 clip = pos/ures*2.0 - 1.0;
      gl_Position = vec4(clip,0,1);
      uv = uvcoord;
    }
  </script>
  <script id="frag" type="notjs">
    precision mediump float;
    uniform vec3 col;
    varying vec2 uv;
    uniform sampler2D _tex;
    void main() {
      gl_FragColor = vec4(col, 1)*texture2D(_tex, uv);
    }
  </script>
  <script id="snakevert" type="notjs">
    //in
    attribute vec2 pos;
    uniform vec2 ures;
    void main() {
      vec2 clip = pos/ures*2.0 - 1.0;
      gl_Position = vec4(clip,0,1);
    }
  </script>
  <script id="snakefrag" type="notjs">
    precision mediump float;
    uniform vec3 col;
    void main() {
      gl_FragColor = vec4(col, 1);
    }
  </script>
  <div id="window">
    <div class="game">
      <canvas id="canv"></canvas>
    </div>
    <div class="game">
      <canvas id="snake"></canvas>
    </div>
  </div>
  <script src="placeholder.js" id="game"></script>
</body>
</html>