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shader_recompiler: add gl_Layer translation GS for older hardware

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This commit is contained in:
Liam 2022-11-30 17:16:00 -05:00
parent a6e97dcd1c
commit e8966fd1f9
9 changed files with 230 additions and 6 deletions
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9
src/shader_recompiler/frontend/maxwell/translate_program.h
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@ -25,4 +25,13 @@ namespace Shader::Maxwell {
void ConvertLegacyToGeneric(IR::Program& program, const RuntimeInfo& runtime_info);
// Maxwell v1 and older Nvidia cards don't support setting gl_Layer from non-geometry stages.
// This creates a workaround by setting the layer as a generic output and creating a
// passthrough geometry shader that reads the generic and sets the layer.
[[nodiscard]] IR::Program GenerateGeometryPassthrough(ObjectPool<IR::Inst>& inst_pool,
ObjectPool<IR::Block>& block_pool,
const HostTranslateInfo& host_info,
IR::Program& source_program,
Shader::OutputTopology output_topology);
} // namespace Shader::Maxwell