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authorYuri Kunde Schlesner <yuriks@yuriks.net>2017-01-30 04:25:48 +0100
committerYuri Kunde Schlesner <yuriks@yuriks.net>2017-02-13 03:13:04 +0100
commit426fda1d524b17acd10d962a03af872a85342eca (patch)
treec9ad03dd5495a9a83b30209492720e979e4fbeb9 /src/video_core/swrasterizer/rasterizer.cpp
parentSWRasterizer: Move texturing functions to their own file (diff)
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Diffstat (limited to 'src/video_core/swrasterizer/rasterizer.cpp')
-rw-r--r--src/video_core/swrasterizer/rasterizer.cpp100
1 files changed, 0 insertions, 100 deletions
diff --git a/src/video_core/swrasterizer/rasterizer.cpp b/src/video_core/swrasterizer/rasterizer.cpp
index 0fd842abe..7557fcb89 100644
--- a/src/video_core/swrasterizer/rasterizer.cpp
+++ b/src/video_core/swrasterizer/rasterizer.cpp
@@ -31,106 +31,6 @@
namespace Pica {
namespace Rasterizer {
-static Math::Vec4<u8> EvaluateBlendEquation(const Math::Vec4<u8>& src,
- const Math::Vec4<u8>& srcfactor,
- const Math::Vec4<u8>& dest,
- const Math::Vec4<u8>& destfactor,
- FramebufferRegs::BlendEquation equation) {
- Math::Vec4<int> result;
-
- auto src_result = (src * srcfactor).Cast<int>();
- auto dst_result = (dest * destfactor).Cast<int>();
-
- switch (equation) {
- case FramebufferRegs::BlendEquation::Add:
- result = (src_result + dst_result) / 255;
- break;
-
- case FramebufferRegs::BlendEquation::Subtract:
- result = (src_result - dst_result) / 255;
- break;
-
- case FramebufferRegs::BlendEquation::ReverseSubtract:
- result = (dst_result - src_result) / 255;
- break;
-
- // TODO: How do these two actually work? OpenGL doesn't include the blend factors in the
- // min/max computations, but is this what the 3DS actually does?
- case FramebufferRegs::BlendEquation::Min:
- result.r() = std::min(src.r(), dest.r());
- result.g() = std::min(src.g(), dest.g());
- result.b() = std::min(src.b(), dest.b());
- result.a() = std::min(src.a(), dest.a());
- break;
-
- case FramebufferRegs::BlendEquation::Max:
- result.r() = std::max(src.r(), dest.r());
- result.g() = std::max(src.g(), dest.g());
- result.b() = std::max(src.b(), dest.b());
- result.a() = std::max(src.a(), dest.a());
- break;
-
- default:
- LOG_CRITICAL(HW_GPU, "Unknown RGB blend equation %x", equation);
- UNIMPLEMENTED();
- }
-
- return Math::Vec4<u8>(MathUtil::Clamp(result.r(), 0, 255), MathUtil::Clamp(result.g(), 0, 255),
- MathUtil::Clamp(result.b(), 0, 255), MathUtil::Clamp(result.a(), 0, 255));
-};
-
-static u8 LogicOp(u8 src, u8 dest, FramebufferRegs::LogicOp op) {
- switch (op) {
- case FramebufferRegs::LogicOp::Clear:
- return 0;
-
- case FramebufferRegs::LogicOp::And:
- return src & dest;
-
- case FramebufferRegs::LogicOp::AndReverse:
- return src & ~dest;
-
- case FramebufferRegs::LogicOp::Copy:
- return src;
-
- case FramebufferRegs::LogicOp::Set:
- return 255;
-
- case FramebufferRegs::LogicOp::CopyInverted:
- return ~src;
-
- case FramebufferRegs::LogicOp::NoOp:
- return dest;
-
- case FramebufferRegs::LogicOp::Invert:
- return ~dest;
-
- case FramebufferRegs::LogicOp::Nand:
- return ~(src & dest);
-
- case FramebufferRegs::LogicOp::Or:
- return src | dest;
-
- case FramebufferRegs::LogicOp::Nor:
- return ~(src | dest);
-
- case FramebufferRegs::LogicOp::Xor:
- return src ^ dest;
-
- case FramebufferRegs::LogicOp::Equiv:
- return ~(src ^ dest);
-
- case FramebufferRegs::LogicOp::AndInverted:
- return ~src & dest;
-
- case FramebufferRegs::LogicOp::OrReverse:
- return src | ~dest;
-
- case FramebufferRegs::LogicOp::OrInverted:
- return ~src | dest;
- }
-};
-
// NOTE: Assuming that rasterizer coordinates are 12.4 fixed-point values
struct Fix12P4 {
Fix12P4() {}