62 lines
1.3 KiB
HLSL
62 lines
1.3 KiB
HLSL
void CTI_ShadowFade_half(
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half alpha,
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out half o_alpha
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)
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{
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#if (SHADERPASS == SHADERPASS_SHADOWS)
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o_alpha = 1.0;
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#else
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o_alpha = alpha;
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#endif
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}
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void CTI_ColorVariation_half(
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half3 Albedo,
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half4 ColorVariation,
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half ColorVariationStrength,
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out half3 o_Albedo
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)
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{
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o_Albedo = lerp(Albedo, (Albedo + ColorVariation.rgb) * 0.5, (ColorVariationStrength * ColorVariation.a).xxx );
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}
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void CTI_UnpackFixNormal_half(
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half4 normalSample,
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half normalScale,
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float isFrontFace,
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out half3 o_normalTS
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)
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{
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o_normalTS = UnpackNormalAG(normalSample, normalScale);
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o_normalTS.z *= isFrontFace ? 1 : -1;
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}
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void CTI_UnpackNormal_half(
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half4 normalSample,
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half normalScale,
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out half3 o_normalTS
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)
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{
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o_normalTS = UnpackNormalAG(normalSample, normalScale);
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}
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void CTI_UnpackNormalBillboard_half(
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half4 normalSample,
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half normalScale,
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out half3 o_normalTS
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)
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{
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// Up is flipped!
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normalSample.g = 1 - normalSample.g;
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o_normalTS = UnpackNormalAG(normalSample, normalScale);
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}
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void CTI_AlphaLeak_half(
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half alphaSample,
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half leak,
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out half o_Occlusion
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)
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{
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o_Occlusion = (alphaSample <= leak) ? 1 : alphaSample; // Eliminate alpha leaking into ao
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} |