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softgpu: Implement powered diffuse lighting.

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Tony Wasserka 2013-06-29 01:03:59 +02:00 committed by neobrain
parent 0bf4956dfc
commit 704a416baa
1 changed files with 4 additions and 0 deletions
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4
GPU/Software/Lighting.cpp
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@ -83,6 +83,10 @@ void Process(VertexData& vertex)
: vertex.color0.rgb();
float diffuse_factor = Dot(L,vertex.normal) / d / vertex.worldpos.Length();
if (gstate.isUsingPoweredDiffuseLight(light)) {
float k = getFloat24(gstate.materialspecularcoef&0xFFFFFF);
diffuse_factor = pow(diffuse_factor, k);
}
vertex.color0.r() += att * spot * ldc.r() * mdc.r() * diffuse_factor / 255;
vertex.color0.g() += att * spot * ldc.g() * mdc.g() * diffuse_factor / 255;