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28 lines
652 B
28 lines
652 B
//
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// Shader.vsh
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// GLGameTemplate
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//
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// Created by Joshua Moerman on 5/4/12.
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// Copyright (c) 2012 Vadovas. All rights reserved.
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//
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attribute vec4 position;
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attribute vec3 normal;
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varying lowp vec4 colorVarying;
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uniform mat4 modelViewProjectionMatrix;
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uniform mat3 normalMatrix;
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void main()
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{
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vec3 eyeNormal = normalize(normalMatrix * normal);
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vec3 lightPosition = vec3(0.0, 0.0, 1.0);
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vec4 diffuseColor = vec4(0.4, 0.4, 1.0, 1.0);
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float nDotVP = max(0.0, dot(eyeNormal, normalize(lightPosition)));
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colorVarying = diffuseColor * nDotVP;
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gl_Position = modelViewProjectionMatrix * position;
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}
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