webgl/index.html at master · compyman/webgl · GitHub

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<!DOCTYPE html>
<meta charset="UTF-8">
<html>
<head>

<title> Testing Out WebGL</title>
<script type="text/javascript" src="gl-matrix.js"></script>
<script type="text/javascript" src="webgl.js"></script>

<script id="shader-fs" type="x-shader/x-fragment">
    precision mediump float;

    varying vec2 vTextCoord;

    uniform sampler2D sampler;

    void main(void) {
        gl_FragColor = texture2D(sampler, vec2(vTextCoord.s, vTextCoord.t));
    }
</script>

<script id="shader-vs" type="x-shader/x-vertex">
    attribute vec3 VertexPosition;
    attribute vec2 TextCoord;

    uniform mat4 mvMatrix;
    uniform mat4 pMatrix;

    varying vec2 vTextCoord;

    void main(void) {
        gl_Position = pMatrix * mvMatrix * vec4(VertexPosition, 1.0);
        vTextCoord = TextCoord;
    }
</script>

</head>
<body onload="main()">
<canvas id="webglCanvas" width="500" height="500"></canvas>
</html>