diff options
Diffstat (limited to 'src/shader_recompiler/backend')
4 files changed, 54 insertions, 5 deletions
diff --git a/src/shader_recompiler/backend/spirv/emit_context.cpp b/src/shader_recompiler/backend/spirv/emit_context.cpp index 2d39ea373..d01633628 100644 --- a/src/shader_recompiler/backend/spirv/emit_context.cpp +++ b/src/shader_recompiler/backend/spirv/emit_context.cpp @@ -46,6 +46,8 @@ Id ImageType(EmitContext& ctx, const TextureDescriptor& desc) { return ctx.TypeImage(type, spv::Dim::Cube, true, false, false, 1, format); case TextureType::ShadowArrayCube: return ctx.TypeImage(type, spv::Dim::Cube, true, true, false, 1, format); + case TextureType::Buffer: + break; } throw InvalidArgument("Invalid texture type {}", desc.type); } @@ -129,6 +131,7 @@ EmitContext::EmitContext(const Profile& profile_, IR::Program& program, u32& bin DefineConstantBuffers(program.info, binding); DefineStorageBuffers(program.info, binding); DefineTextures(program.info, binding); + DefineTextureBuffers(program.info, binding); DefineAttributeMemAccess(program.info); DefineLabels(program); } @@ -541,6 +544,32 @@ void EmitContext::DefineTextures(const Info& info, u32& binding) { } } +void EmitContext::DefineTextureBuffers(const Info& info, u32& binding) { + if (info.texture_buffer_descriptors.empty()) { + return; + } + const spv::ImageFormat format{spv::ImageFormat::Unknown}; + image_buffer_type = TypeImage(F32[1], spv::Dim::Buffer, 0U, false, false, 1, format); + sampled_texture_buffer_type = TypeSampledImage(image_buffer_type); + + const Id type{TypePointer(spv::StorageClass::UniformConstant, sampled_texture_buffer_type)}; + texture_buffers.reserve(info.texture_buffer_descriptors.size()); + for (const TextureBufferDescriptor& desc : info.texture_buffer_descriptors) { + if (desc.count != 1) { + throw NotImplementedException("Array of texture buffers"); + } + const Id id{AddGlobalVariable(type, spv::StorageClass::UniformConstant)}; + Decorate(id, spv::Decoration::Binding, binding); + Decorate(id, spv::Decoration::DescriptorSet, 0U); + Name(id, fmt::format("texbuf{}_{:02x}", desc.cbuf_index, desc.cbuf_offset)); + texture_buffers.insert(texture_buffers.end(), desc.count, id); + if (profile.supported_spirv >= 0x00010400) { + interfaces.push_back(id); + } + binding += desc.count; + } +} + void EmitContext::DefineLabels(IR::Program& program) { for (IR::Block* const block : program.blocks) { block->SetDefinition(OpLabel()); diff --git a/src/shader_recompiler/backend/spirv/emit_context.h b/src/shader_recompiler/backend/spirv/emit_context.h index 7a2ac0511..2a10e94e5 100644 --- a/src/shader_recompiler/backend/spirv/emit_context.h +++ b/src/shader_recompiler/backend/spirv/emit_context.h @@ -90,9 +90,13 @@ public: Id storage_u32{}; + Id image_buffer_type{}; + Id sampled_texture_buffer_type{}; + std::array<UniformDefinitions, Info::MAX_CBUFS> cbufs{}; std::array<Id, Info::MAX_SSBOS> ssbos{}; std::vector<TextureDefinition> textures; + std::vector<Id> texture_buffers; Id workgroup_id{}; Id local_invocation_id{}; @@ -151,6 +155,7 @@ private: void DefineConstantBuffers(const Info& info, u32& binding); void DefineStorageBuffers(const Info& info, u32& binding); void DefineTextures(const Info& info, u32& binding); + void DefineTextureBuffers(const Info& info, u32& binding); void DefineAttributeMemAccess(const Info& info); void DefineLabels(IR::Program& program); diff --git a/src/shader_recompiler/backend/spirv/emit_spirv.cpp b/src/shader_recompiler/backend/spirv/emit_spirv.cpp index 191380db0..32512a0e5 100644 --- a/src/shader_recompiler/backend/spirv/emit_spirv.cpp +++ b/src/shader_recompiler/backend/spirv/emit_spirv.cpp @@ -249,6 +249,7 @@ void SetupCapabilities(const Profile& profile, const Info& info, EmitContext& ct // TODO: Track this usage ctx.AddCapability(spv::Capability::ImageGatherExtended); ctx.AddCapability(spv::Capability::ImageQuery); + ctx.AddCapability(spv::Capability::SampledBuffer); } Id PhiArgDef(EmitContext& ctx, IR::Inst* inst, size_t index) { diff --git a/src/shader_recompiler/backend/spirv/emit_spirv_image.cpp b/src/shader_recompiler/backend/spirv/emit_spirv_image.cpp index fc40615af..525f67c6e 100644 --- a/src/shader_recompiler/backend/spirv/emit_spirv_image.cpp +++ b/src/shader_recompiler/backend/spirv/emit_spirv_image.cpp @@ -128,12 +128,18 @@ Id Texture(EmitContext& ctx, const IR::Value& index) { throw NotImplementedException("Indirect texture sample"); } -Id TextureImage(EmitContext& ctx, const IR::Value& index) { - if (index.IsImmediate()) { +Id TextureImage(EmitContext& ctx, const IR::Value& index, IR::TextureInstInfo info) { + if (!index.IsImmediate()) { + throw NotImplementedException("Indirect texture sample"); + } + if (info.type == TextureType::Buffer) { + const Id sampler_id{ctx.texture_buffers.at(index.U32())}; + const Id id{ctx.OpLoad(ctx.sampled_texture_buffer_type, sampler_id)}; + return ctx.OpImage(ctx.image_buffer_type, id); + } else { const TextureDefinition def{ctx.textures.at(index.U32())}; return ctx.OpImage(def.image_type, ctx.OpLoad(def.sampled_type, def.id)); } - throw NotImplementedException("Indirect texture sample"); } Id Decorate(EmitContext& ctx, IR::Inst* inst, Id sample) { @@ -297,17 +303,22 @@ Id EmitImageGatherDref(EmitContext& ctx, IR::Inst* inst, const IR::Value& index, ctx.F32[4], Texture(ctx, index), coords, dref, operands.Mask(), operands.Span()); } +#pragma optimize("", off) + Id EmitImageFetch(EmitContext& ctx, IR::Inst* inst, const IR::Value& index, Id coords, Id offset, Id lod, Id ms) { const auto info{inst->Flags<IR::TextureInstInfo>()}; + if (info.type == TextureType::Buffer) { + lod = Id{}; + } const ImageOperands operands(offset, lod, ms); return Emit(&EmitContext::OpImageSparseFetch, &EmitContext::OpImageFetch, ctx, inst, ctx.F32[4], - TextureImage(ctx, index), coords, operands.Mask(), operands.Span()); + TextureImage(ctx, index, info), coords, operands.Mask(), operands.Span()); } Id EmitImageQueryDimensions(EmitContext& ctx, IR::Inst* inst, const IR::Value& index, Id lod) { const auto info{inst->Flags<IR::TextureInstInfo>()}; - const Id image{TextureImage(ctx, index)}; + const Id image{TextureImage(ctx, index, info)}; const Id zero{ctx.u32_zero_value}; const auto mips{[&] { return ctx.OpImageQueryLevels(ctx.U32[1], image); }}; switch (info.type) { @@ -331,6 +342,9 @@ Id EmitImageQueryDimensions(EmitContext& ctx, IR::Inst* inst, const IR::Value& i case TextureType::ShadowArrayCube: return ctx.OpCompositeConstruct(ctx.U32[4], ctx.OpImageQuerySizeLod(ctx.U32[3], image, lod), mips()); + case TextureType::Buffer: + return ctx.OpCompositeConstruct(ctx.U32[4], ctx.OpImageQuerySize(ctx.U32[1], image), zero, + zero, mips()); } throw LogicError("Unspecified image type {}", info.type.Value()); } |