From be3e94ae55184933e0f1f5fb55698513f7936382 Mon Sep 17 00:00:00 2001 From: FernandoS27 Date: Sun, 28 Mar 2021 21:25:08 +0200 Subject: [PATCH] shader: Implement TMML partially --- src/shader_recompiler/CMakeLists.txt | 1 + .../backend/spirv/emit_spirv_image.cpp | 4 +- .../frontend/ir/ir_emitter.cpp | 4 +- .../frontend/ir/ir_emitter.h | 3 +- .../translate/impl/not_implemented.cpp | 8 -- .../translate/impl/texture_mipmap_level.cpp | 130 ++++++++++++++++++ 6 files changed, 137 insertions(+), 13 deletions(-) create mode 100644 src/shader_recompiler/frontend/maxwell/translate/impl/texture_mipmap_level.cpp diff --git a/src/shader_recompiler/CMakeLists.txt b/src/shader_recompiler/CMakeLists.txt index d3afd7d316..d9a2b9cb45 100644 --- a/src/shader_recompiler/CMakeLists.txt +++ b/src/shader_recompiler/CMakeLists.txt @@ -135,6 +135,7 @@ add_library(shader_recompiler STATIC frontend/maxwell/translate/impl/texture_gather.cpp frontend/maxwell/translate/impl/texture_load_swizzled.cpp frontend/maxwell/translate/impl/texture_load.cpp + frontend/maxwell/translate/impl/texture_mipmap_level.cpp frontend/maxwell/translate/impl/texture_query.cpp frontend/maxwell/translate/impl/video_helper.cpp frontend/maxwell/translate/impl/video_helper.h diff --git a/src/shader_recompiler/backend/spirv/emit_spirv_image.cpp b/src/shader_recompiler/backend/spirv/emit_spirv_image.cpp index 2cd6b38c46..9f8fe26031 100644 --- a/src/shader_recompiler/backend/spirv/emit_spirv_image.cpp +++ b/src/shader_recompiler/backend/spirv/emit_spirv_image.cpp @@ -297,8 +297,8 @@ Id EmitImageQueryDimensions(EmitContext& ctx, IR::Inst* inst, const IR::Value& i Id EmitImageQueryLod(EmitContext& ctx, IR::Inst*, const IR::Value& index, Id coords) { const Id zero{ctx.f32_zero_value}; - const Id image{TextureImage(ctx, index)}; - return ctx.OpCompositeConstruct(ctx.F32[4], ctx.OpImageQueryLod(ctx.F32[2], image, coords), + const Id sampler{Texture(ctx, index)}; + return ctx.OpCompositeConstruct(ctx.F32[4], ctx.OpImageQueryLod(ctx.F32[2], sampler, coords), zero, zero); } diff --git a/src/shader_recompiler/frontend/ir/ir_emitter.cpp b/src/shader_recompiler/frontend/ir/ir_emitter.cpp index ba95917277..f6818ec8a7 100644 --- a/src/shader_recompiler/frontend/ir/ir_emitter.cpp +++ b/src/shader_recompiler/frontend/ir/ir_emitter.cpp @@ -1567,10 +1567,10 @@ Value IREmitter::ImageQueryDimension(const Value& handle, const IR::U32& lod) { return Inst(op, handle, lod); } -Value IREmitter::ImageQueryLod(const Value& handle, const Value& coords) { +Value IREmitter::ImageQueryLod(const Value& handle, const Value& coords, TextureInstInfo info) { const Opcode op{handle.IsImmediate() ? Opcode::BoundImageQueryLod : Opcode::BindlessImageQueryLod}; - return Inst(op, handle, coords); + return Inst(op, Flags{info}, handle, coords); } U1 IREmitter::VoteAll(const U1& value) { diff --git a/src/shader_recompiler/frontend/ir/ir_emitter.h b/src/shader_recompiler/frontend/ir/ir_emitter.h index 9e752b2083..2beeace8f2 100644 --- a/src/shader_recompiler/frontend/ir/ir_emitter.h +++ b/src/shader_recompiler/frontend/ir/ir_emitter.h @@ -255,7 +255,8 @@ public: TextureInstInfo info); [[nodiscard]] Value ImageQueryDimension(const Value& handle, const IR::U32& lod); - [[nodiscard]] Value ImageQueryLod(const Value& handle, const Value& coords); + [[nodiscard]] Value ImageQueryLod(const Value& handle, const Value& coords, + TextureInstInfo info); [[nodiscard]] Value ImageGather(const Value& handle, const Value& coords, const Value& offset, const Value& offset2, TextureInstInfo info); diff --git a/src/shader_recompiler/frontend/maxwell/translate/impl/not_implemented.cpp b/src/shader_recompiler/frontend/maxwell/translate/impl/not_implemented.cpp index 7e1ad63e11..9f5ea77751 100644 --- a/src/shader_recompiler/frontend/maxwell/translate/impl/not_implemented.cpp +++ b/src/shader_recompiler/frontend/maxwell/translate/impl/not_implemented.cpp @@ -313,14 +313,6 @@ void TranslatorVisitor::SYNC(u64) { ThrowNotImplemented(Opcode::SYNC); } -void TranslatorVisitor::TMML(u64) { - ThrowNotImplemented(Opcode::TMML); -} - -void TranslatorVisitor::TMML_b(u64) { - ThrowNotImplemented(Opcode::TMML_b); -} - void TranslatorVisitor::TXA(u64) { ThrowNotImplemented(Opcode::TXA); } diff --git a/src/shader_recompiler/frontend/maxwell/translate/impl/texture_mipmap_level.cpp b/src/shader_recompiler/frontend/maxwell/translate/impl/texture_mipmap_level.cpp new file mode 100644 index 0000000000..ee13ede30a --- /dev/null +++ b/src/shader_recompiler/frontend/maxwell/translate/impl/texture_mipmap_level.cpp @@ -0,0 +1,130 @@ +// Copyright 2021 yuzu Emulator Project +// Licensed under GPLv2 or any later version +// Refer to the license.txt file included. + +#include + +#include "common/bit_field.h" +#include "common/common_types.h" +#include "shader_recompiler/frontend/ir/modifiers.h" +#include "shader_recompiler/frontend/maxwell/translate/impl/impl.h" + +namespace Shader::Maxwell { +namespace { + +enum class TextureType : u64 { + _1D, + ARRAY_1D, + _2D, + ARRAY_2D, + _3D, + ARRAY_3D, + CUBE, + ARRAY_CUBE, +}; + +Shader::TextureType GetType(TextureType type, bool dc) { + switch (type) { + case TextureType::_1D: + return dc ? Shader::TextureType::Shadow1D : Shader::TextureType::Color1D; + case TextureType::ARRAY_1D: + return dc ? Shader::TextureType::ShadowArray1D : Shader::TextureType::ColorArray1D; + case TextureType::_2D: + return dc ? Shader::TextureType::Shadow2D : Shader::TextureType::Color2D; + case TextureType::ARRAY_2D: + return dc ? Shader::TextureType::ShadowArray2D : Shader::TextureType::ColorArray2D; + case TextureType::_3D: + return dc ? Shader::TextureType::Shadow3D : Shader::TextureType::Color3D; + case TextureType::ARRAY_3D: + throw NotImplementedException("3D array texture type"); + case TextureType::CUBE: + return dc ? Shader::TextureType::ShadowCube : Shader::TextureType::ColorCube; + case TextureType::ARRAY_CUBE: + return dc ? Shader::TextureType::ShadowArrayCube : Shader::TextureType::ColorArrayCube; + } + throw NotImplementedException("Invalid texture type {}", type); +} + +IR::Value MakeCoords(TranslatorVisitor& v, IR::Reg reg, TextureType type) { + const auto read_array{[&]() -> IR::F32 { return v.ir.ConvertUToF(32, 16, v.X(reg)); }}; + switch (type) { + case TextureType::_1D: + return v.F(reg); + case TextureType::ARRAY_1D: + return v.ir.CompositeConstruct(v.F(reg + 1), read_array()); + case TextureType::_2D: + return v.ir.CompositeConstruct(v.F(reg), v.F(reg + 1)); + case TextureType::ARRAY_2D: + return v.ir.CompositeConstruct(v.F(reg + 1), v.F(reg + 2), read_array()); + case TextureType::_3D: + return v.ir.CompositeConstruct(v.F(reg), v.F(reg + 1), v.F(reg + 2)); + case TextureType::ARRAY_3D: + throw NotImplementedException("3D array texture type"); + case TextureType::CUBE: + return v.ir.CompositeConstruct(v.F(reg), v.F(reg + 1), v.F(reg + 2)); + case TextureType::ARRAY_CUBE: + return v.ir.CompositeConstruct(v.F(reg + 1), v.F(reg + 2), v.F(reg + 3), read_array()); + } + throw NotImplementedException("Invalid texture type {}", type); +} + +void Impl(TranslatorVisitor& v, u64 insn, bool is_bindless) { + union { + u64 raw; + BitField<49, 1, u64> nodep; + BitField<35, 1, u64> ndv; + BitField<0, 8, IR::Reg> dest_reg; + BitField<8, 8, IR::Reg> coord_reg; + BitField<20, 8, IR::Reg> meta_reg; + BitField<28, 3, TextureType> type; + BitField<31, 4, u64> mask; + BitField<36, 13, u64> cbuf_offset; + } const tmml{insn}; + + if ((tmml.mask & 0xC) != 0) { + throw NotImplementedException("TMML BA results are not implmented"); + } + + IR::F32 transform_constant = v.ir.Imm32(256.0f); + + const IR::Value coords{MakeCoords(v, tmml.coord_reg, tmml.type)}; + + IR::U32 handle; + IR::Reg meta_reg{tmml.meta_reg}; + if (!is_bindless) { + handle = v.ir.Imm32(static_cast(tmml.cbuf_offset.Value() * 4)); + } else { + handle = v.X(meta_reg++); + } + IR::TextureInstInfo info{}; + info.type.Assign(GetType(tmml.type, false)); + const IR::Value sample{ + [&]() -> IR::Value { return v.ir.ImageQueryLod(handle, coords, info); }()}; + + const IR::FpControl fp_control{ + .no_contraction{false}, + .rounding{IR::FpRounding::RP}, + .fmz_mode{IR::FmzMode::FTZ}, + }; + IR::Reg dest_reg{tmml.dest_reg}; + for (size_t element = 0; element < 4; ++element) { + if (((tmml.mask >> element) & 1) == 0) { + continue; + } + IR::F32 value = IR::F32{v.ir.CompositeExtract(sample, element)}; + v.F(dest_reg, + element < 2 ? IR::F32{v.ir.FPMul(value, transform_constant, fp_control)} : value); + ++dest_reg; + } +} +} // Anonymous namespace + +void TranslatorVisitor::TMML(u64 insn) { + Impl(*this, insn, false); +} + +void TranslatorVisitor::TMML_b(u64 insn) { + Impl(*this, insn, true); +} + +} // namespace Shader::Maxwell