text: // Copyright 2017 The Dawn Authors
  //
  // Licensed under the Apache License, Version 2.0 (the "License");
  // you may not use this file except in compliance with the License.
  // You may obtain a copy of the License at
  //
  //     http://www.apache.org/licenses/LICENSE-2.0
  //
  // Unless required by applicable law or agreed to in writing, software
  // distributed under the License is distributed on an "AS IS" BASIS,
  // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  // See the License for the specific language governing permissions and
  // limitations under the License.
  
  #ifndef DAWNNATIVE_D3D12_RENDERPIPELINED3D12_H_
  #define DAWNNATIVE_D3D12_RENDERPIPELINED3D12_H_
  
  #include "dawn_native/RenderPipeline.h"
  
  #include "dawn_native/d3d12/ShaderModuleD3D12.h"
  #include "dawn_native/d3d12/d3d12_platform.h"
  
  namespace dawn_native { namespace d3d12 {
  
      class Device;
  
      class RenderPipeline final : public RenderPipelineBase {
        public:
          static Ref<RenderPipeline> CreateUninitialized(Device* device,
                                                         const RenderPipelineDescriptor* descriptor);
          static void InitializeAsync(Ref<RenderPipelineBase> renderPipeline,
                                      WGPUCreateRenderPipelineAsyncCallback callback,
                                      void* userdata);
          RenderPipeline() = delete;
  
          MaybeError Initialize() override;
  
          D3D12_PRIMITIVE_TOPOLOGY GetD3D12PrimitiveTopology() const;
          ID3D12PipelineState* GetPipelineState() const;
  
          const FirstOffsetInfo& GetFirstOffsetInfo() const;
  
          // Dawn API
          void SetLabelImpl() override;
  
        private:
          ~RenderPipeline() override;
  
          void DestroyImpl() override;
  
          using RenderPipelineBase::RenderPipelineBase;
          D3D12_INPUT_LAYOUT_DESC ComputeInputLayout(
              std::array<D3D12_INPUT_ELEMENT_DESC, kMaxVertexAttributes>* inputElementDescriptors);
  
          D3D12_PRIMITIVE_TOPOLOGY mD3d12PrimitiveTopology;
          ComPtr<ID3D12PipelineState> mPipelineState;
          FirstOffsetInfo mFirstOffsetInfo;
      };
  
  }}  // namespace dawn_native::d3d12
  
  #endif  // DAWNNATIVE_D3D12_RENDERPIPELINED3D12_H_
  