CS679-Project-2/WebGL_Test.html at master · Stradetch/CS679-Project-2 · GitHub

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<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<link href="style.css" rel="stylesheet" type="text/css" />
<title>WebGL Testing</title>
<script type="text/javascript" src="Box2dWeb-2.1.a.3.min.js"></script>
<script type="text/javascript" src="sylvester-min.js"></script>
<script type="text/javascript" src="glUtils.js"></script>
<script type="text/javascript" src="WebGL_Test.js"></script>
<script id="shader-fs" type="x-shader/x-fragment">
	varying highp vec2 vTextureCoord;
	varying highp vec3 vLighting;

	uniform sampler2D uSampler;

	void main(void) {
		highp vec4 texelColor = texture2D(uSampler, vec2(vTextureCoord.s, vTextureCoord.t));
		gl_FragColor = vec4(texelColor.rgb * vLighting, texelColor.a);
	}
</script>
<script id="shader-vs" type="x-shader/x-vertex">
	attribute highp vec3 aVertexNormal;
	attribute highp vec3 aVertexPosition;
	attribute highp vec2 aTextureCoord;

	uniform highp mat4 uNormalMatrix;
	uniform highp mat4 uMVMatrix;
	uniform highp mat4 uPMatrix;

	varying highp vec2 vTextureCoord;
	varying highp vec3 vLighting;

	void main(void) {
		gl_Position = uPMatrix * uMVMatrix * vec4(aVertexPosition, 1.0);
		vTextureCoord = aTextureCoord;

		// Apply lighting effect
		highp vec3 ambientLight = vec3(0.6, 0.6, 0.6);
		highp vec3 directionalLightColor = vec3(0.5, 0.5, 0.75);
		highp vec3 directionalVector = vec3(0.85, 0.8, 0.75);
		highp vec4 transformedNormal = uNormalMatrix * vec4(aVertexNormal, 1.0);
		highp float directional = max(dot(transformedNormal.xyz, directionalVector), 0.0);
		vLighting = ambientLight + (directionalLightColor * directional);
	}
</script>
</head>
<body onload="start()">
    <canvas id="glCanvas" width="800" height="800">
    	Your browser doesn't appear to support the HTML5 <code>&lt;canvas&gt;</code> element.
    </canvas>
</body>
</html>