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author | Feng Chen <vonchenplus@gmail.com> | 2021-11-01 05:00:13 +0100 |
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committer | Feng Chen <vonchenplus@gmail.com> | 2021-11-04 02:26:16 +0100 |
commit | f2a420424546fbc031594c5927b553b9d928b3a4 (patch) | |
tree | a6c1a833d37ea156c4b2898283806690771e3e34 /src/shader_recompiler/backend/spirv/emit_context.cpp | |
parent | Support gl_FogFragCoord attribute (diff) | |
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Diffstat (limited to 'src/shader_recompiler/backend/spirv/emit_context.cpp')
-rw-r--r-- | src/shader_recompiler/backend/spirv/emit_context.cpp | 148 |
1 files changed, 95 insertions, 53 deletions
diff --git a/src/shader_recompiler/backend/spirv/emit_context.cpp b/src/shader_recompiler/backend/spirv/emit_context.cpp index 386c14ce5..3c84e6466 100644 --- a/src/shader_recompiler/backend/spirv/emit_context.cpp +++ b/src/shader_recompiler/backend/spirv/emit_context.cpp @@ -441,6 +441,22 @@ size_t FindAndSetNextUnusedLocation(std::bitset<IR::NUM_GENERICS>& used_location } throw RuntimeError("Unable to get an unused location for legacy attribute"); } + +Id DefineLegacyInput(EmitContext& ctx, std::bitset<IR::NUM_GENERICS>& used_locations, + size_t& start_offset) { + const Id id{DefineInput(ctx, ctx.F32[4], true)}; + const size_t location = FindAndSetNextUnusedLocation(used_locations, start_offset); + ctx.Decorate(id, spv::Decoration::Location, location); + return id; +} + +Id DefineLegacyOutput(EmitContext& ctx, std::bitset<IR::NUM_GENERICS>& used_locations, + size_t& start_offset, std::optional<u32> invocations) { + const Id id{DefineOutput(ctx, ctx.F32[4], invocations)}; + const size_t location = FindAndSetNextUnusedLocation(used_locations, start_offset); + ctx.Decorate(id, spv::Decoration::Location, location); + return id; +} } // Anonymous namespace void VectorTypes::Define(Sirit::Module& sirit_ctx, Id base_type, std::string_view name) { @@ -522,6 +538,64 @@ Id EmitContext::BitOffset16(const IR::Value& offset) { return OpBitwiseAnd(U32[1], OpShiftLeftLogical(U32[1], Def(offset), Const(3u)), Const(16u)); } +Id EmitContext::InputLegacyAttribute(IR::Attribute attribute) { + if (attribute >= IR::Attribute::ColorFrontDiffuseR && + attribute <= IR::Attribute::ColorFrontDiffuseA) { + return input_front_color; + } + if (attribute >= IR::Attribute::ColorFrontSpecularR && + attribute <= IR::Attribute::ColorFrontSpecularA) { + return input_front_secondary_color; + } + if (attribute >= IR::Attribute::ColorBackDiffuseR && + attribute <= IR::Attribute::ColorBackDiffuseA) { + return input_back_color; + } + if (attribute >= IR::Attribute::ColorBackSpecularR && + attribute <= IR::Attribute::ColorBackSpecularA) { + return input_back_secondary_color; + } + if (attribute == IR::Attribute::FogCoordinate) { + return input_fog_frag_coord; + } + if (attribute >= IR::Attribute::FixedFncTexture0S && + attribute <= IR::Attribute::FixedFncTexture9Q) { + u32 index = + (static_cast<u32>(attribute) - static_cast<u32>(IR::Attribute::FixedFncTexture0S)) / 4; + return input_fixed_fnc_textures[index]; + } + throw InvalidArgument("Attribute is not legacy attribute {}", attribute); +} + +Id EmitContext::OutputLegacyAttribute(IR::Attribute attribute) { + if (attribute >= IR::Attribute::ColorFrontDiffuseR && + attribute <= IR::Attribute::ColorFrontDiffuseA) { + return output_front_color; + } + if (attribute >= IR::Attribute::ColorFrontSpecularR && + attribute <= IR::Attribute::ColorFrontSpecularA) { + return output_front_secondary_color; + } + if (attribute >= IR::Attribute::ColorBackDiffuseR && + attribute <= IR::Attribute::ColorBackDiffuseA) { + return output_back_color; + } + if (attribute >= IR::Attribute::ColorBackSpecularR && + attribute <= IR::Attribute::ColorBackSpecularA) { + return output_back_secondary_color; + } + if (attribute == IR::Attribute::FogCoordinate) { + return output_fog_frag_coord; + } + if (attribute >= IR::Attribute::FixedFncTexture0S && + attribute <= IR::Attribute::FixedFncTexture9Q) { + u32 index = + (static_cast<u32>(attribute) - static_cast<u32>(IR::Attribute::FixedFncTexture0S)) / 4; + return output_fixed_fnc_textures[index]; + } + throw InvalidArgument("Attribute is not legacy attribute {}", attribute); +} + void EmitContext::DefineCommonTypes(const Info& info) { void_id = TypeVoid(); @@ -1281,41 +1355,26 @@ void EmitContext::DefineInputs(const IR::Program& program) { } size_t previous_unused_location = 0; if (loads.AnyComponent(IR::Attribute::ColorFrontDiffuseR)) { - const Id id{DefineInput(*this, F32[4], true)}; - Decorate(id, spv::Decoration::Location, - FindAndSetNextUnusedLocation(used_locations, previous_unused_location)); - input_front_color = id; + input_front_color = DefineLegacyInput(*this, used_locations, previous_unused_location); } if (loads.AnyComponent(IR::Attribute::ColorFrontSpecularR)) { - const Id id{DefineInput(*this, F32[4], true)}; - Decorate(id, spv::Decoration::Location, - FindAndSetNextUnusedLocation(used_locations, previous_unused_location)); - input_front_secondary_color = id; + input_front_secondary_color = + DefineLegacyInput(*this, used_locations, previous_unused_location); } if (loads.AnyComponent(IR::Attribute::ColorBackDiffuseR)) { - const Id id{DefineInput(*this, F32[4], true)}; - Decorate(id, spv::Decoration::Location, - FindAndSetNextUnusedLocation(used_locations, previous_unused_location)); - input_back_color = id; + input_back_color = DefineLegacyInput(*this, used_locations, previous_unused_location); } if (loads.AnyComponent(IR::Attribute::ColorBackSpecularR)) { - const Id id{DefineInput(*this, F32[4], true)}; - Decorate(id, spv::Decoration::Location, - FindAndSetNextUnusedLocation(used_locations, previous_unused_location)); - input_back_secondary_color = id; + input_back_secondary_color = + DefineLegacyInput(*this, used_locations, previous_unused_location); } if (loads.AnyComponent(IR::Attribute::FogCoordinate)) { - const Id id{DefineInput(*this, F32[4], true)}; - Decorate(id, spv::Decoration::Location, - FindAndSetNextUnusedLocation(used_locations, previous_unused_location)); - input_fog_frag_coord = id; + input_fog_frag_coord = DefineLegacyInput(*this, used_locations, previous_unused_location); } for (size_t index = 0; index < NUM_FIXEDFNCTEXTURE; ++index) { if (loads.AnyComponent(IR::Attribute::FixedFncTexture0S + index * 4)) { - const Id id{DefineInput(*this, F32[4], true)}; - Decorate(id, spv::Decoration::Location, - FindAndSetNextUnusedLocation(used_locations, previous_unused_location)); - input_fixed_fnc_textures[index] = id; + input_fixed_fnc_textures[index] = + DefineLegacyInput(*this, used_locations, previous_unused_location); } } if (stage == Stage::TessellationEval) { @@ -1377,46 +1436,29 @@ void EmitContext::DefineOutputs(const IR::Program& program) { } size_t previous_unused_location = 0; if (info.stores.AnyComponent(IR::Attribute::ColorFrontDiffuseR)) { - const Id id{DefineOutput(*this, F32[4], invocations)}; - Decorate(id, spv::Decoration::Location, - static_cast<u32>( - FindAndSetNextUnusedLocation(used_locations, previous_unused_location))); - output_front_color = id; + output_front_color = + DefineLegacyOutput(*this, used_locations, previous_unused_location, invocations); } if (info.stores.AnyComponent(IR::Attribute::ColorFrontSpecularR)) { - const Id id{DefineOutput(*this, F32[4], invocations)}; - Decorate(id, spv::Decoration::Location, - static_cast<u32>( - FindAndSetNextUnusedLocation(used_locations, previous_unused_location))); - output_front_secondary_color = id; + output_front_secondary_color = + DefineLegacyOutput(*this, used_locations, previous_unused_location, invocations); } if (info.stores.AnyComponent(IR::Attribute::ColorBackDiffuseR)) { - const Id id{DefineOutput(*this, F32[4], invocations)}; - Decorate(id, spv::Decoration::Location, - static_cast<u32>( - FindAndSetNextUnusedLocation(used_locations, previous_unused_location))); - output_back_color = id; + output_back_color = + DefineLegacyOutput(*this, used_locations, previous_unused_location, invocations); } if (info.stores.AnyComponent(IR::Attribute::ColorBackSpecularR)) { - const Id id{DefineOutput(*this, F32[4], invocations)}; - Decorate(id, spv::Decoration::Location, - static_cast<u32>( - FindAndSetNextUnusedLocation(used_locations, previous_unused_location))); - output_back_secondary_color = id; + output_back_secondary_color = + DefineLegacyOutput(*this, used_locations, previous_unused_location, invocations); } if (info.stores.AnyComponent(IR::Attribute::FogCoordinate)) { - const Id id{DefineOutput(*this, F32[4], invocations)}; - Decorate(id, spv::Decoration::Location, - static_cast<u32>( - FindAndSetNextUnusedLocation(used_locations, previous_unused_location))); - output_fog_frag_coord = id; + output_fog_frag_coord = + DefineLegacyOutput(*this, used_locations, previous_unused_location, invocations); } for (size_t index = 0; index < NUM_FIXEDFNCTEXTURE; ++index) { if (info.stores.AnyComponent(IR::Attribute::FixedFncTexture0S + index * 4)) { - const Id id{DefineOutput(*this, F32[4], invocations)}; - Decorate(id, spv::Decoration::Location, - FindAndSetNextUnusedLocation(used_locations, previous_unused_location)); - output_fixed_fnc_textures[index] = id; + output_fixed_fnc_textures[index] = + DefineLegacyOutput(*this, used_locations, previous_unused_location, invocations); } } switch (stage) { |