From e6ace388156735d3f5e2942cafc3d5f5d46b121b Mon Sep 17 00:00:00 2001 From: bunnei Date: Mon, 25 May 2015 18:39:03 -0400 Subject: Pica: Implement LogicOp function. --- src/video_core/rasterizer.cpp | 59 +++++++++++++++++++++++++++++++++++++++++-- 1 file changed, 57 insertions(+), 2 deletions(-) (limited to 'src/video_core/rasterizer.cpp') diff --git a/src/video_core/rasterizer.cpp b/src/video_core/rasterizer.cpp index 8f39e609..2613e398 100644 --- a/src/video_core/rasterizer.cpp +++ b/src/video_core/rasterizer.cpp @@ -873,8 +873,63 @@ static void ProcessTriangleInternal(const VertexShader::OutputVertex& v0, blend_output = EvaluateBlendEquation(combiner_output, srcfactor, dest, dstfactor, params.blend_equation_rgb); blend_output.a() = EvaluateBlendEquation(combiner_output, srcfactor, dest, dstfactor, params.blend_equation_a).a(); } else { - LOG_CRITICAL(HW_GPU, "logic op: %x", output_merger.logic_op); - UNIMPLEMENTED(); + static auto LogicOp = [](u8 src, u8 dest, Regs::LogicOp op) -> u8 { + switch (op) { + case Regs::LogicOp::Clear: + return 0; + + case Regs::LogicOp::And: + return src & dest; + + case Regs::LogicOp::AndReverse: + return src & ~dest; + + case Regs::LogicOp::Copy: + return src; + + case Regs::LogicOp::Set: + return 255; + + case Regs::LogicOp::CopyInverted: + return ~src; + + case Regs::LogicOp::NoOp: + return dest; + + case Regs::LogicOp::Invert: + return ~dest; + + case Regs::LogicOp::Nand: + return ~(src & dest); + + case Regs::LogicOp::Or: + return src | dest; + + case Regs::LogicOp::Nor: + return ~(src | dest); + + case Regs::LogicOp::Xor: + return src ^ dest; + + case Regs::LogicOp::Equiv: + return ~(src ^ dest); + + case Regs::LogicOp::AndInverted: + return ~src & dest; + + case Regs::LogicOp::OrReverse: + return src | ~dest; + + case Regs::LogicOp::OrInverted: + return ~src | dest; + } + }; + + blend_output = Math::MakeVec( + LogicOp(combiner_output.r(), dest.r(), output_merger.logic_op), + LogicOp(combiner_output.g(), dest.g(), output_merger.logic_op), + LogicOp(combiner_output.b(), dest.b(), output_merger.logic_op), + LogicOp(combiner_output.a(), dest.a(), output_merger.logic_op)); } const Math::Vec4 result = { -- cgit v1.2.3