24 lines
940 B
C
24 lines
940 B
C
//
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// - This is the fog header to include for pixel shaders if the shader does support pixel-shader-blended vertex fog.
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//
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// -- PIXELFOGTYPE is 0 for RANGE FOG, 1 for WATER/HEIGHT FOG --
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// DYNAMIC: "PIXELFOGTYPE" "0..0" [ = 0; ] //( pShaderAPI->GetSceneFogMode() == MATERIAL_FOG_LINEAR_BELOW_FOG_Z ) ? 1 : 0 ]
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// -- DOPIXELFOG is 1 if the material has $vertexfog 0, or if the material forces pixel fog by default (lightmappedgeneric for instance.) --
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// STATIC: "DOPIXELFOG" "0..0" [ = 0 ]
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#if ( PIXELFOGTYPE == 1 )
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// No matter what shader model we are, we do pixel fog for water and don't use fixed function hardware fog blending.
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#undef DOPIXELFOG
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#define DOPIXELFOG 1
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#endif
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#if defined( SHADER_MODEL_PS_2_0 ) && ( PIXELFOGTYPE == 0 )
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#define HARDWAREFOGBLEND 1
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#else
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#define HARDWAREFOGBLEND 0
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#endif
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// FIXME! Will need to revisit this once we are doing water/height fog again. Needs to be pixel for in the water case.
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