28 lines
705 B
Plaintext
28 lines
705 B
Plaintext
// Copyright 2006-2010 (C) - Frictional Games
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//
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// This file is part of HPL1 Engine
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//
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// For conditions of distribution and use, see copyright notice in LICENSE-shaders
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//
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///////////////////////////////////////////////////////
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/// SPECULAR BUMPMAPPING 2D FRAGMENT PROGRAM //////////
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///////////////////////////////////////////////////////
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in vec4 vColor;
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in vec3 vUv; //in object space
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in vec3 vLightDir;
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in vec2 vScreenPos;
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OUTPUT
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uniform sampler2D tex0; //NormalMap
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uniform sampler2D tex1; //LightMap
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void main()
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{
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vec4 BumpVec = (1 - 2*texture(tex0, vUv));
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vec4 LightCol = texture(tex1,vScreenPos);
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float Diffuse = dot(vLightDir,BumpVec.xyz)*LightCol.x;
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outColor.xyz = Diffuse*vColor.xyz;
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} |