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author | Feng Chen <vonchenplus@gmail.com> | 2021-11-19 08:32:53 +0100 |
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committer | vonchenplus <vonchenplus@gmail.com> | 2021-11-19 15:53:58 +0100 |
commit | 4dd85f86a89338ff84d05a3981c14f6de1be4606 (patch) | |
tree | b2a48b24bf216a325e62f5e363bc98b41de84444 /src/shader_recompiler/frontend | |
parent | Merge pull request #7349 from ameerj/ogl-convert-image (diff) | |
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Diffstat (limited to '')
-rw-r--r-- | src/shader_recompiler/frontend/ir/attribute.h | 2 | ||||
-rw-r--r-- | src/shader_recompiler/frontend/maxwell/translate_program.cpp | 95 | ||||
-rw-r--r-- | src/shader_recompiler/frontend/maxwell/translate_program.h | 4 |
3 files changed, 101 insertions, 0 deletions
diff --git a/src/shader_recompiler/frontend/ir/attribute.h b/src/shader_recompiler/frontend/ir/attribute.h index ca1199494..5c5e7bb4b 100644 --- a/src/shader_recompiler/frontend/ir/attribute.h +++ b/src/shader_recompiler/frontend/ir/attribute.h @@ -224,6 +224,8 @@ enum class Attribute : u64 { constexpr size_t NUM_GENERICS = 32; +constexpr size_t NUM_FIXED_FNC_TEXTURES = 10; + [[nodiscard]] bool IsGeneric(Attribute attribute) noexcept; [[nodiscard]] u32 GenericAttributeIndex(Attribute attribute); diff --git a/src/shader_recompiler/frontend/maxwell/translate_program.cpp b/src/shader_recompiler/frontend/maxwell/translate_program.cpp index 267ebe4af..40c9307db 100644 --- a/src/shader_recompiler/frontend/maxwell/translate_program.cpp +++ b/src/shader_recompiler/frontend/maxwell/translate_program.cpp @@ -5,6 +5,7 @@ #include <algorithm> #include <memory> #include <vector> +#include <queue> #include "common/settings.h" #include "shader_recompiler/exception.h" @@ -226,4 +227,98 @@ IR::Program MergeDualVertexPrograms(IR::Program& vertex_a, IR::Program& vertex_b return result; } +bool IsLegacyAttribute(IR::Attribute attribute) { + return (attribute >= IR::Attribute::ColorFrontDiffuseR && + attribute <= IR::Attribute::ColorBackSpecularA) || + attribute == IR::Attribute::FogCoordinate || + (attribute >= IR::Attribute::FixedFncTexture0S && + attribute <= IR::Attribute::FixedFncTexture9Q); +} + +std::map<IR::Attribute, IR::Attribute> GenerateLegacyToGenericMappings( + const VaryingState& state, std::queue<IR::Attribute> ununsed_generics) { + std::map<IR::Attribute, IR::Attribute> mapping; + for (size_t index = 0; index < 4; ++index) { + auto attr = IR::Attribute::ColorFrontDiffuseR + index * 4; + if (state.AnyComponent(attr)) { + for (size_t i = 0; i < 4; ++i) { + mapping.insert({attr + i, ununsed_generics.front() + i}); + } + ununsed_generics.pop(); + } + } + if (state[IR::Attribute::FogCoordinate]) { + mapping.insert({IR::Attribute::FogCoordinate, ununsed_generics.front()}); + ununsed_generics.pop(); + } + for (size_t index = 0; index < IR::NUM_FIXED_FNC_TEXTURES; ++index) { + auto attr = IR::Attribute::FixedFncTexture0S + index * 4; + if (state.AnyComponent(attr)) { + for (size_t i = 0; i < 4; ++i) { + mapping.insert({attr + i, ununsed_generics.front() + i}); + } + ununsed_generics.pop(); + } + } + return mapping; +} + +void ConvertLegacyToGeneric(IR::Program& program, const Shader::RuntimeInfo& runtime_info) { + auto& stores = program.info.stores; + if (stores.Legacy()) { + std::queue<IR::Attribute> ununsed_output_generics{}; + for (size_t index = 0; index < IR::NUM_GENERICS; ++index) { + if (!stores.Generic(index)) { + ununsed_output_generics.push(IR::Attribute::Generic0X + index * 4); + } + } + auto mappings = GenerateLegacyToGenericMappings(stores, ununsed_output_generics); + for (IR::Block* const block : program.post_order_blocks) { + for (IR::Inst& inst : block->Instructions()) { + switch (inst.GetOpcode()) { + case IR::Opcode::SetAttribute: { + const auto attr = inst.Arg(0).Attribute(); + if (IsLegacyAttribute(attr)) { + stores.Set(mappings[attr], true); + inst.SetArg(0, Shader::IR::Value(mappings[attr])); + } + break; + } + default: + break; + } + } + } + } + + auto& loads = program.info.loads; + if (loads.Legacy()) { + std::queue<IR::Attribute> ununsed_input_generics{}; + for (size_t index = 0; index < IR::NUM_GENERICS; ++index) { + const AttributeType input_type{runtime_info.generic_input_types[index]}; + if (!runtime_info.previous_stage_stores.Generic(index) || !loads.Generic(index) || + input_type == AttributeType::Disabled) { + ununsed_input_generics.push(IR::Attribute::Generic0X + index * 4); + } + } + auto mappings = GenerateLegacyToGenericMappings(loads, ununsed_input_generics); + for (IR::Block* const block : program.post_order_blocks) { + for (IR::Inst& inst : block->Instructions()) { + switch (inst.GetOpcode()) { + case IR::Opcode::GetAttribute: { + const auto attr = inst.Arg(0).Attribute(); + if (IsLegacyAttribute(attr)) { + loads.Set(mappings[attr], true); + inst.SetArg(0, Shader::IR::Value(mappings[attr])); + } + break; + } + default: + break; + } + } + } + } +} + } // namespace Shader::Maxwell diff --git a/src/shader_recompiler/frontend/maxwell/translate_program.h b/src/shader_recompiler/frontend/maxwell/translate_program.h index a84814811..cd535f20d 100644 --- a/src/shader_recompiler/frontend/maxwell/translate_program.h +++ b/src/shader_recompiler/frontend/maxwell/translate_program.h @@ -10,6 +10,7 @@ #include "shader_recompiler/frontend/maxwell/control_flow.h" #include "shader_recompiler/host_translate_info.h" #include "shader_recompiler/object_pool.h" +#include "shader_recompiler/runtime_info.h" namespace Shader::Maxwell { @@ -20,4 +21,7 @@ namespace Shader::Maxwell { [[nodiscard]] IR::Program MergeDualVertexPrograms(IR::Program& vertex_a, IR::Program& vertex_b, Environment& env_vertex_b); +[[nodiscard]] void ConvertLegacyToGeneric(IR::Program& program, + const Shader::RuntimeInfo& runtime_info); + } // namespace Shader::Maxwell |