diff options
| author | ReinUsesLisp <reinuseslisp@airmail.cc> | 2021-04-15 22:46:11 -0300 |
|---|---|---|
| committer | ameerj <52414509+ameerj@users.noreply.github.com> | 2021-07-22 21:51:27 -0400 |
| commit | 183855e396cc6918d36fbf3e38ea426e934b4e3e (patch) | |
| tree | a665794753520c09a1d34d8a086352894ec1cb72 /src/shader_recompiler/frontend/ir/patch.cpp | |
| parent | 34519d3fc637fa921c0105e01dbbc50cfacd924d (diff) | |
shader: Implement tessellation shaders, polygon mode and invocation id
Diffstat (limited to 'src/shader_recompiler/frontend/ir/patch.cpp')
| -rw-r--r-- | src/shader_recompiler/frontend/ir/patch.cpp | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/src/shader_recompiler/frontend/ir/patch.cpp b/src/shader_recompiler/frontend/ir/patch.cpp new file mode 100644 index 0000000000..1f770bc488 --- /dev/null +++ b/src/shader_recompiler/frontend/ir/patch.cpp @@ -0,0 +1,28 @@ +// Copyright 2021 yuzu Emulator Project +// Licensed under GPLv2 or any later version +// Refer to the license.txt file included. + +#include "shader_recompiler/frontend/ir/patch.h" +#include "shader_recompiler/exception.h" + +namespace Shader::IR { + +bool IsGeneric(Patch patch) noexcept { + return patch >= Patch::Component0 && patch <= Patch::Component119; +} + +u32 GenericPatchIndex(Patch patch) { + if (!IsGeneric(patch)) { + throw InvalidArgument("Patch {} is not generic", patch); + } + return (static_cast<u32>(patch) - static_cast<u32>(Patch::Component0)) / 4; +} + +u32 GenericPatchElement(Patch patch) { + if (!IsGeneric(patch)) { + throw InvalidArgument("Patch {} is not generic", patch); + } + return (static_cast<u32>(patch) - static_cast<u32>(Patch::Component0)) % 4; +} + +} // namespace Shader::IR |