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-rw-r--r--src/shader_recompiler/backend/spirv/emit_context.cpp229
1 files changed, 195 insertions, 34 deletions
diff --git a/src/shader_recompiler/backend/spirv/emit_context.cpp b/src/shader_recompiler/backend/spirv/emit_context.cpp
index 2885e6799..723455462 100644
--- a/src/shader_recompiler/backend/spirv/emit_context.cpp
+++ b/src/shader_recompiler/backend/spirv/emit_context.cpp
@@ -7,11 +7,14 @@
#include <climits>
#include <string_view>
+#include <boost/container/static_vector.hpp>
+
#include <fmt/format.h>
#include "common/common_types.h"
#include "common/div_ceil.h"
#include "shader_recompiler/backend/spirv/emit_context.h"
+#include "shader_recompiler/backend/spirv/emit_spirv.h"
namespace Shader::Backend::SPIRV {
namespace {
@@ -430,15 +433,33 @@ Id DescType(EmitContext& ctx, Id sampled_type, Id pointer_type, u32 count) {
}
}
-size_t FindNextUnusedLocation(const std::bitset<IR::NUM_GENERICS>& used_locations,
- size_t start_offset) {
+size_t FindAndSetNextUnusedLocation(std::bitset<IR::NUM_GENERICS>& used_locations,
+ size_t& start_offset) {
for (size_t location = start_offset; location < used_locations.size(); ++location) {
if (!used_locations.test(location)) {
+ start_offset = location;
+ used_locations.set(location);
return 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) {
@@ -456,8 +477,9 @@ void VectorTypes::Define(Sirit::Module& sirit_ctx, Id base_type, std::string_vie
EmitContext::EmitContext(const Profile& profile_, const RuntimeInfo& runtime_info_,
IR::Program& program, Bindings& bindings)
- : Sirit::Module(profile_.supported_spirv), profile{profile_},
- runtime_info{runtime_info_}, stage{program.stage} {
+ : Sirit::Module(profile_.supported_spirv), profile{profile_}, runtime_info{runtime_info_},
+ stage{program.stage}, texture_rescaling_index{bindings.texture_scaling_index},
+ image_rescaling_index{bindings.image_scaling_index} {
const bool is_unified{profile.unified_descriptor_binding};
u32& uniform_binding{is_unified ? bindings.unified : bindings.uniform_buffer};
u32& storage_binding{is_unified ? bindings.unified : bindings.storage_buffer};
@@ -474,10 +496,11 @@ EmitContext::EmitContext(const Profile& profile_, const RuntimeInfo& runtime_inf
DefineStorageBuffers(program.info, storage_binding);
DefineTextureBuffers(program.info, texture_binding);
DefineImageBuffers(program.info, image_binding);
- DefineTextures(program.info, texture_binding);
- DefineImages(program.info, image_binding);
+ DefineTextures(program.info, texture_binding, bindings.texture_scaling_index);
+ DefineImages(program.info, image_binding, bindings.image_scaling_index);
DefineAttributeMemAccess(program.info);
DefineGlobalMemoryFunctions(program.info);
+ DefineRescalingInput(program.info);
}
EmitContext::~EmitContext() = default;
@@ -520,6 +543,64 @@ 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();
@@ -920,6 +1001,73 @@ void EmitContext::DefineGlobalMemoryFunctions(const Info& info) {
define(&StorageDefinitions::U32x4, storage_types.U32x4, U32[4], sizeof(u32[4]));
}
+void EmitContext::DefineRescalingInput(const Info& info) {
+ if (!info.uses_rescaling_uniform) {
+ return;
+ }
+ if (profile.unified_descriptor_binding) {
+ DefineRescalingInputPushConstant();
+ } else {
+ DefineRescalingInputUniformConstant();
+ }
+}
+
+void EmitContext::DefineRescalingInputPushConstant() {
+ boost::container::static_vector<Id, 3> members{};
+ u32 member_index{0};
+
+ rescaling_textures_type = TypeArray(U32[1], Const(4u));
+ Decorate(rescaling_textures_type, spv::Decoration::ArrayStride, 4u);
+ members.push_back(rescaling_textures_type);
+ rescaling_textures_member_index = member_index++;
+
+ rescaling_images_type = TypeArray(U32[1], Const(NUM_IMAGE_SCALING_WORDS));
+ Decorate(rescaling_images_type, spv::Decoration::ArrayStride, 4u);
+ members.push_back(rescaling_images_type);
+ rescaling_images_member_index = member_index++;
+
+ if (stage != Stage::Compute) {
+ members.push_back(F32[1]);
+ rescaling_downfactor_member_index = member_index++;
+ }
+ const Id push_constant_struct{TypeStruct(std::span(members.data(), members.size()))};
+ Decorate(push_constant_struct, spv::Decoration::Block);
+ Name(push_constant_struct, "ResolutionInfo");
+
+ MemberDecorate(push_constant_struct, rescaling_textures_member_index, spv::Decoration::Offset,
+ static_cast<u32>(offsetof(RescalingLayout, rescaling_textures)));
+ MemberName(push_constant_struct, rescaling_textures_member_index, "rescaling_textures");
+
+ MemberDecorate(push_constant_struct, rescaling_images_member_index, spv::Decoration::Offset,
+ static_cast<u32>(offsetof(RescalingLayout, rescaling_images)));
+ MemberName(push_constant_struct, rescaling_images_member_index, "rescaling_images");
+
+ if (stage != Stage::Compute) {
+ MemberDecorate(push_constant_struct, rescaling_downfactor_member_index,
+ spv::Decoration::Offset,
+ static_cast<u32>(offsetof(RescalingLayout, down_factor)));
+ MemberName(push_constant_struct, rescaling_downfactor_member_index, "down_factor");
+ }
+ const Id pointer_type{TypePointer(spv::StorageClass::PushConstant, push_constant_struct)};
+ rescaling_push_constants = AddGlobalVariable(pointer_type, spv::StorageClass::PushConstant);
+ Name(rescaling_push_constants, "rescaling_push_constants");
+
+ if (profile.supported_spirv >= 0x00010400) {
+ interfaces.push_back(rescaling_push_constants);
+ }
+}
+
+void EmitContext::DefineRescalingInputUniformConstant() {
+ const Id pointer_type{TypePointer(spv::StorageClass::UniformConstant, F32[4])};
+ rescaling_uniform_constant =
+ AddGlobalVariable(pointer_type, spv::StorageClass::UniformConstant);
+ Decorate(rescaling_uniform_constant, spv::Decoration::Location, 0u);
+
+ if (profile.supported_spirv >= 0x00010400) {
+ interfaces.push_back(rescaling_uniform_constant);
+ }
+}
+
void EmitContext::DefineConstantBuffers(const Info& info, u32& binding) {
if (info.constant_buffer_descriptors.empty()) {
return;
@@ -1108,7 +1256,7 @@ void EmitContext::DefineImageBuffers(const Info& info, u32& binding) {
}
}
-void EmitContext::DefineTextures(const Info& info, u32& binding) {
+void EmitContext::DefineTextures(const Info& info, u32& binding, u32& scaling_index) {
textures.reserve(info.texture_descriptors.size());
for (const TextureDescriptor& desc : info.texture_descriptors) {
const Id image_type{ImageType(*this, desc)};
@@ -1130,13 +1278,14 @@ void EmitContext::DefineTextures(const Info& info, u32& binding) {
interfaces.push_back(id);
}
++binding;
+ ++scaling_index;
}
if (info.uses_atomic_image_u32) {
image_u32 = TypePointer(spv::StorageClass::Image, U32[1]);
}
}
-void EmitContext::DefineImages(const Info& info, u32& binding) {
+void EmitContext::DefineImages(const Info& info, u32& binding, u32& scaling_index) {
images.reserve(info.image_descriptors.size());
for (const ImageDescriptor& desc : info.image_descriptors) {
if (desc.count != 1) {
@@ -1157,6 +1306,7 @@ void EmitContext::DefineImages(const Info& info, u32& binding) {
interfaces.push_back(id);
}
++binding;
+ ++scaling_index;
}
}
@@ -1279,22 +1429,26 @@ void EmitContext::DefineInputs(const IR::Program& program) {
}
size_t previous_unused_location = 0;
if (loads.AnyComponent(IR::Attribute::ColorFrontDiffuseR)) {
- const size_t location = FindNextUnusedLocation(used_locations, previous_unused_location);
- previous_unused_location = location;
- used_locations.set(location);
- const Id id{DefineInput(*this, F32[4], true)};
- Decorate(id, spv::Decoration::Location, location);
- input_front_color = id;
+ input_front_color = DefineLegacyInput(*this, used_locations, previous_unused_location);
+ }
+ if (loads.AnyComponent(IR::Attribute::ColorFrontSpecularR)) {
+ input_front_secondary_color =
+ DefineLegacyInput(*this, used_locations, previous_unused_location);
+ }
+ if (loads.AnyComponent(IR::Attribute::ColorBackDiffuseR)) {
+ input_back_color = DefineLegacyInput(*this, used_locations, previous_unused_location);
+ }
+ if (loads.AnyComponent(IR::Attribute::ColorBackSpecularR)) {
+ input_back_secondary_color =
+ DefineLegacyInput(*this, used_locations, previous_unused_location);
+ }
+ if (loads.AnyComponent(IR::Attribute::FogCoordinate)) {
+ 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 size_t location =
- FindNextUnusedLocation(used_locations, previous_unused_location);
- previous_unused_location = location;
- used_locations.set(location);
- const Id id{DefineInput(*this, F32[4], true)};
- Decorate(id, spv::Decoration::Location, location);
- input_fixed_fnc_textures[index] = id;
+ input_fixed_fnc_textures[index] =
+ DefineLegacyInput(*this, used_locations, previous_unused_location);
}
}
if (stage == Stage::TessellationEval) {
@@ -1356,22 +1510,29 @@ void EmitContext::DefineOutputs(const IR::Program& program) {
}
size_t previous_unused_location = 0;
if (info.stores.AnyComponent(IR::Attribute::ColorFrontDiffuseR)) {
- const size_t location = FindNextUnusedLocation(used_locations, previous_unused_location);
- previous_unused_location = location;
- used_locations.set(location);
- const Id id{DefineOutput(*this, F32[4], invocations)};
- Decorate(id, spv::Decoration::Location, static_cast<u32>(location));
- output_front_color = id;
+ output_front_color =
+ DefineLegacyOutput(*this, used_locations, previous_unused_location, invocations);
+ }
+ if (info.stores.AnyComponent(IR::Attribute::ColorFrontSpecularR)) {
+ output_front_secondary_color =
+ DefineLegacyOutput(*this, used_locations, previous_unused_location, invocations);
+ }
+ if (info.stores.AnyComponent(IR::Attribute::ColorBackDiffuseR)) {
+ output_back_color =
+ DefineLegacyOutput(*this, used_locations, previous_unused_location, invocations);
+ }
+ if (info.stores.AnyComponent(IR::Attribute::ColorBackSpecularR)) {
+ output_back_secondary_color =
+ DefineLegacyOutput(*this, used_locations, previous_unused_location, invocations);
+ }
+ if (info.stores.AnyComponent(IR::Attribute::FogCoordinate)) {
+ 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 size_t location =
- FindNextUnusedLocation(used_locations, previous_unused_location);
- previous_unused_location = location;
- used_locations.set(location);
- const Id id{DefineOutput(*this, F32[4], invocations)};
- Decorate(id, spv::Decoration::Location, location);
- output_fixed_fnc_textures[index] = id;
+ output_fixed_fnc_textures[index] =
+ DefineLegacyOutput(*this, used_locations, previous_unused_location, invocations);
}
}
switch (stage) {