1 // Copyright 2017 The Dawn Authors 2 // 3 // Licensed under the Apache License, Version 2.0 (the "License"); 4 // you may not use this file except in compliance with the License. 5 // You may obtain a copy of the License at 6 // 7 // http://www.apache.org/licenses/LICENSE-2.0 8 // 9 // Unless required by applicable law or agreed to in writing, software 10 // distributed under the License is distributed on an "AS IS" BASIS, 11 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12 // See the License for the specific language governing permissions and 13 // limitations under the License. 14 15 #ifndef DAWNNATIVE_D3D12_SHADERMODULED3D12_H_ 16 #define DAWNNATIVE_D3D12_SHADERMODULED3D12_H_ 17 18 #include "dawn_native/PersistentCache.h" 19 #include "dawn_native/ShaderModule.h" 20 21 #include "dawn_native/d3d12/d3d12_platform.h" 22 23 namespace dawn_native { 24 struct ProgrammableStage; 25 } // namespace dawn_native 26 27 namespace dawn_native { namespace d3d12 { 28 29 class Device; 30 class PipelineLayout; 31 32 struct FirstOffsetInfo { 33 bool usesVertexIndex; 34 uint32_t vertexIndexOffset; 35 bool usesInstanceIndex; 36 uint32_t instanceIndexOffset; 37 }; 38 39 // Manages a ref to one of the various representations of shader blobs and information used to 40 // emulate vertex/instance index starts 41 struct CompiledShader { 42 ScopedCachedBlob cachedShader; 43 ComPtr<ID3DBlob> compiledFXCShader; 44 ComPtr<IDxcBlob> compiledDXCShader; 45 D3D12_SHADER_BYTECODE GetD3D12ShaderBytecode() const; 46 47 FirstOffsetInfo firstOffsetInfo; 48 }; 49 50 class ShaderModule final : public ShaderModuleBase { 51 public: 52 static ResultOrError<Ref<ShaderModule>> Create(Device* device, 53 const ShaderModuleDescriptor* descriptor, 54 ShaderModuleParseResult* parseResult); 55 56 ResultOrError<CompiledShader> Compile(const ProgrammableStage& programmableStage, 57 SingleShaderStage stage, 58 PipelineLayout* layout, 59 uint32_t compileFlags); 60 61 private: 62 ShaderModule(Device* device, const ShaderModuleDescriptor* descriptor); 63 ~ShaderModule() override = default; 64 MaybeError Initialize(ShaderModuleParseResult* parseResult); 65 }; 66 67 }} // namespace dawn_native::d3d12 68 69 #endif // DAWNNATIVE_D3D12_SHADERMODULED3D12_H_ 70