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Merge pull request #629 from Subv/depth_test 

GPU: Allow using the old NV04 values for the depth test function.
This commit is contained in:
bunnei 2018-07-05 16:43:10 -04:00 committed by GitHub
parent 762bf6a522 9f6a5660e8
commit 51bd76a5fd
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GPG Key ID: 4AEE18F83AFDEB23
2 changed files with 29 additions and 9 deletions
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30
src/video_core/engines/maxwell_3d.h
View File

@ -281,14 +281,26 @@ public:
};
enum class ComparisonOp : u32 {
Never = 0,
Less = 1,
Equal = 2,
LessEqual = 3,
Greater = 4,
NotEqual = 5,
GreaterEqual = 6,
Always = 7,
// These values are used by Nouveau and most games, they correspond to the OpenGL token
// values for these operations.
Never = 0x200,
Less = 0x201,
Equal = 0x202,
LessEqual = 0x203,
Greater = 0x204,
NotEqual = 0x205,
GreaterEqual = 0x206,
Always = 0x207,
// These values are used by some games, they seem to be NV04 values.
NeverOld = 1,
LessOld = 2,
EqualOld = 3,
LessEqualOld = 4,
GreaterOld = 5,
NotEqualOld = 6,
GreaterEqualOld = 7,
AlwaysOld = 8,
};
struct Cull {
@ -482,7 +494,7 @@ public:
u32 d3d_cull_mode;
BitField<0, 3, ComparisonOp> depth_test_func;
ComparisonOp depth_test_func;
INSERT_PADDING_WORDS(0xB);

8
src/video_core/renderer_opengl/maxwell_to_gl.h
View File

@ -211,20 +211,28 @@ inline GLenum SwizzleSource(Tegra::Texture::SwizzleSource source) {
inline GLenum ComparisonOp(Maxwell::ComparisonOp comparison) {
switch (comparison) {
case Maxwell::ComparisonOp::Never:
case Maxwell::ComparisonOp::NeverOld:
return GL_NEVER;
case Maxwell::ComparisonOp::Less:
case Maxwell::ComparisonOp::LessOld:
return GL_LESS;
case Maxwell::ComparisonOp::Equal:
case Maxwell::ComparisonOp::EqualOld:
return GL_EQUAL;
case Maxwell::ComparisonOp::LessEqual:
case Maxwell::ComparisonOp::LessEqualOld:
return GL_LEQUAL;
case Maxwell::ComparisonOp::Greater:
case Maxwell::ComparisonOp::GreaterOld:
return GL_GREATER;
case Maxwell::ComparisonOp::NotEqual:
case Maxwell::ComparisonOp::NotEqualOld:
return GL_NOTEQUAL;
case Maxwell::ComparisonOp::GreaterEqual:
case Maxwell::ComparisonOp::GreaterEqualOld:
return GL_GEQUAL;
case Maxwell::ComparisonOp::Always:
case Maxwell::ComparisonOp::AlwaysOld:
return GL_ALWAYS;
}
LOG_CRITICAL(Render_OpenGL, "Unimplemented comparison op={}", static_cast<u32>(comparison));