mirror of
https://github.com/yuzu-emu/yuzu.git
synced 2024-07-04 23:31:19 +01:00
Pica: Implement blend factors.
This commit is contained in:
parent
dbff4e5e12
commit
72cc512b1e
2 changed files with 67 additions and 10 deletions
|
@ -334,9 +334,19 @@ struct Regs {
|
|||
enum BlendFactor : u32 {
|
||||
Zero = 0,
|
||||
One = 1,
|
||||
|
||||
SourceColor = 2,
|
||||
OneMinusSourceColor = 3,
|
||||
DestColor = 4,
|
||||
OneMinusDestColor = 5,
|
||||
SourceAlpha = 6,
|
||||
OneMinusSourceAlpha = 7,
|
||||
DestAlpha = 8,
|
||||
OneMinusDestAlpha = 9,
|
||||
ConstantColor = 10,
|
||||
OneMinusConstantColor = 11,
|
||||
ConstantAlpha = 12,
|
||||
OneMinusConstantAlpha = 13,
|
||||
SourceAlphaSaturate = 14
|
||||
};
|
||||
|
||||
BitField< 0, 8, BlendEquation> blend_equation_rgb;
|
||||
|
@ -357,7 +367,12 @@ struct Regs {
|
|||
BitField<0, 4, Op> op;
|
||||
} logic_op;
|
||||
|
||||
INSERT_PADDING_WORDS(0x1);
|
||||
union {
|
||||
BitField< 0, 8, u32> r;
|
||||
BitField< 8, 8, u32> g;
|
||||
BitField<16, 8, u32> b;
|
||||
BitField<24, 8, u32> a;
|
||||
} blend_const;
|
||||
|
||||
union {
|
||||
BitField< 0, 1, u32> enable;
|
||||
|
|
|
@ -528,18 +528,48 @@ void ProcessTriangle(const VertexShader::OutputVertex& v0,
|
|||
auto params = registers.output_merger.alpha_blending;
|
||||
|
||||
auto LookupFactorRGB = [&](decltype(params)::BlendFactor factor) -> Math::Vec3<u8> {
|
||||
switch(factor) {
|
||||
switch (factor) {
|
||||
case params.Zero:
|
||||
return Math::Vec3<u8>(0, 0, 0);
|
||||
|
||||
case params.One:
|
||||
return Math::Vec3<u8>(255, 255, 255);
|
||||
|
||||
case params.SourceColor:
|
||||
return combiner_output.rgb();
|
||||
|
||||
case params.OneMinusSourceColor:
|
||||
return Math::Vec3<u8>(255 - combiner_output.r(), 255 - combiner_output.g(), 255 - combiner_output.b());
|
||||
|
||||
case params.DestColor:
|
||||
return dest.rgb();
|
||||
|
||||
case params.OneMinusDestColor:
|
||||
return Math::Vec3<u8>(255 - dest.r(), 255 - dest.g(), 255 - dest.b());
|
||||
|
||||
case params.SourceAlpha:
|
||||
return Math::MakeVec(combiner_output.a(), combiner_output.a(), combiner_output.a());
|
||||
return Math::Vec3<u8>(combiner_output.a(), combiner_output.a(), combiner_output.a());
|
||||
|
||||
case params.OneMinusSourceAlpha:
|
||||
return Math::Vec3<u8>(255-combiner_output.a(), 255-combiner_output.a(), 255-combiner_output.a());
|
||||
return Math::Vec3<u8>(255 - combiner_output.a(), 255 - combiner_output.a(), 255 - combiner_output.a());
|
||||
|
||||
case params.DestAlpha:
|
||||
return Math::Vec3<u8>(dest.a(), dest.a(), dest.a());
|
||||
|
||||
case params.OneMinusDestAlpha:
|
||||
return Math::Vec3<u8>(255 - dest.a(), 255 - dest.a(), 255 - dest.a());
|
||||
|
||||
case params.ConstantColor:
|
||||
return Math::Vec3<u8>(registers.output_merger.blend_const.r, registers.output_merger.blend_const.g, registers.output_merger.blend_const.b);
|
||||
|
||||
case params.OneMinusConstantColor:
|
||||
return Math::Vec3<u8>(255 - registers.output_merger.blend_const.r, 255 - registers.output_merger.blend_const.g, 255 - registers.output_merger.blend_const.b);
|
||||
|
||||
case params.ConstantAlpha:
|
||||
return Math::Vec3<u8>(registers.output_merger.blend_const.a, registers.output_merger.blend_const.a, registers.output_merger.blend_const.a);
|
||||
|
||||
case params.OneMinusConstantAlpha:
|
||||
return Math::Vec3<u8>(255 - registers.output_merger.blend_const.a, 255 - registers.output_merger.blend_const.a, 255 - registers.output_merger.blend_const.a);
|
||||
|
||||
default:
|
||||
LOG_CRITICAL(HW_GPU, "Unknown color blend factor %x", factor);
|
||||
|
@ -549,7 +579,7 @@ void ProcessTriangle(const VertexShader::OutputVertex& v0,
|
|||
};
|
||||
|
||||
auto LookupFactorA = [&](decltype(params)::BlendFactor factor) -> u8 {
|
||||
switch(factor) {
|
||||
switch (factor) {
|
||||
case params.Zero:
|
||||
return 0;
|
||||
|
||||
|
@ -562,6 +592,18 @@ void ProcessTriangle(const VertexShader::OutputVertex& v0,
|
|||
case params.OneMinusSourceAlpha:
|
||||
return 255 - combiner_output.a();
|
||||
|
||||
case params.DestAlpha:
|
||||
return dest.a();
|
||||
|
||||
case params.OneMinusDestAlpha:
|
||||
return 255 - dest.a();
|
||||
|
||||
case params.ConstantAlpha:
|
||||
return registers.output_merger.blend_const.a;
|
||||
|
||||
case params.OneMinusConstantAlpha:
|
||||
return 255 - registers.output_merger.blend_const.a;
|
||||
|
||||
default:
|
||||
LOG_CRITICAL(HW_GPU, "Unknown alpha blend factor %x", factor);
|
||||
exit(0);
|
||||
|
|
Loading…
Reference in a new issue