SFX_WIN
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	text=1 v=5000 // Original by Morten S. Mikkelsen\n\n#if (defined(SFX_HLSL_3) || defined(SFX_HLSL_5) || defined(SFX_CGFX_3) )\n   #define dFdx ddx\n   #define dFdy ddy\n#endif\n\nstruct BumpMapOutput \n{ \n\tfloat3 normal;\n}; \n\nBumpMapOutput BumpMapFunc(float3 vertexPos,float3 geoNormal, float height, float amount) \n{ \n\tfloat3 vSigmaS = dFdx(vertexPos);\n\tfloat3 vSigmaT = dFdy(vertexPos);\n\n \tfloat3 vR1= cross( vSigmaT, geoNormal );\n\tfloat3 vR2= cross( geoNormal, vSigmaS );\n\tfloat fDet = dot( vSigmaS, vR1 );\n\n\tfloat dBs = dFdx(height);\n\tfloat dBt = dFdy(height);\n\n\tfloat3 vSurfGrad = sign ( fDet ) * ( dBs * vR1 + dBt * vR2 );\n\n\tBumpMapOutput OUT; \n\tOUT.normal =  normalize ( abs ( fDet )*geoNormal - amount*vSurfGrad );\n\treturn OUT; \n} 
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#NT=10100 1 Vertex World Position-Hw Shader Nodes-Inputs Common
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#NT=10100 1 Vertex World Normal-Hw Shader Nodes-Inputs Common
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