summaryrefslogtreecommitdiffstats
path: root/src/shader_recompiler/frontend
diff options
context:
space:
mode:
authorFernandoS27 <fsahmkow27@gmail.com>2021-03-28 21:25:08 +0200
committerameerj <52414509+ameerj@users.noreply.github.com>2021-07-23 03:51:25 +0200
commitbe3e94ae55184933e0f1f5fb55698513f7936382 (patch)
tree87dcf2bafc3da1966470de424f5f14bf662d1aa1 /src/shader_recompiler/frontend
parentshader,spirv: Implement ImageQueryLod. (diff)
downloadyuzu-be3e94ae55184933e0f1f5fb55698513f7936382.tar
yuzu-be3e94ae55184933e0f1f5fb55698513f7936382.tar.gz
yuzu-be3e94ae55184933e0f1f5fb55698513f7936382.tar.bz2
yuzu-be3e94ae55184933e0f1f5fb55698513f7936382.tar.lz
yuzu-be3e94ae55184933e0f1f5fb55698513f7936382.tar.xz
yuzu-be3e94ae55184933e0f1f5fb55698513f7936382.tar.zst
yuzu-be3e94ae55184933e0f1f5fb55698513f7936382.zip
Diffstat (limited to 'src/shader_recompiler/frontend')
-rw-r--r--src/shader_recompiler/frontend/ir/ir_emitter.cpp4
-rw-r--r--src/shader_recompiler/frontend/ir/ir_emitter.h3
-rw-r--r--src/shader_recompiler/frontend/maxwell/translate/impl/not_implemented.cpp8
-rw-r--r--src/shader_recompiler/frontend/maxwell/translate/impl/texture_mipmap_level.cpp130
4 files changed, 134 insertions, 11 deletions
diff --git a/src/shader_recompiler/frontend/ir/ir_emitter.cpp b/src/shader_recompiler/frontend/ir/ir_emitter.cpp
index ba9591727..f6818ec8a 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 9e752b208..2beeace8f 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 7e1ad63e1..9f5ea7775 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 000000000..ee13ede30
--- /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 <optional>
+
+#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<u32>(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