rasterizer: Implemented combiner output scaling.
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@ -300,7 +300,18 @@ struct Regs {
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BitField<24, 8, u32> const_a;
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};
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INSERT_PADDING_WORDS(0x1);
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union {
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BitField< 0, 2, u32> color_scale;
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BitField<16, 2, u32> alpha_scale;
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};
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inline unsigned GetColorMultiplier() const {
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return (color_scale < 3) ? (1 << color_scale) : 1;
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}
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inline unsigned GetAlphaMultiplier() const {
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return (alpha_scale < 3) ? (1 << alpha_scale) : 1;
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}
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};
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TevStageConfig tev_stage0;
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@ -597,7 +597,10 @@ static void ProcessTriangleInternal(const VertexShader::OutputVertex& v0,
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};
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auto alpha_output = AlphaCombine(tev_stage.alpha_op, alpha_result);
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combiner_output = Math::MakeVec(color_output, alpha_output);
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combiner_output[0] = std::min((unsigned)255, color_output.r() * tev_stage.GetColorMultiplier());
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combiner_output[1] = std::min((unsigned)255, color_output.g() * tev_stage.GetColorMultiplier());
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combiner_output[2] = std::min((unsigned)255, color_output.b() * tev_stage.GetColorMultiplier());
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combiner_output[3] = std::min((unsigned)255, alpha_output * tev_stage.GetAlphaMultiplier());
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if (registers.tev_combiner_buffer_input.TevStageUpdatesCombinerBufferColor(tev_stage_index)) {
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combiner_buffer.r() = combiner_output.r();
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