| // Copyright 2013 The Flutter Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #ifndef FLUTTER_IMPELLER_RENDERER_BACKEND_METAL_PIPELINE_MTL_H_ |
| #define FLUTTER_IMPELLER_RENDERER_BACKEND_METAL_PIPELINE_MTL_H_ |
| |
| #include <Metal/Metal.h> |
| |
| #include "flutter/fml/macros.h" |
| #include "impeller/base/backend_cast.h" |
| #include "impeller/renderer/pipeline.h" |
| |
| namespace impeller { |
| |
| class PipelineMTL final |
| : public Pipeline<PipelineDescriptor>, |
| public BackendCast<PipelineMTL, Pipeline<PipelineDescriptor>> { |
| public: |
| // |Pipeline| |
| ~PipelineMTL() override; |
| |
| id<MTLRenderPipelineState> GetMTLRenderPipelineState() const; |
| |
| id<MTLDepthStencilState> GetMTLDepthStencilState() const; |
| |
| private: |
| friend class PipelineLibraryMTL; |
| |
| id<MTLRenderPipelineState> pipeline_state_; |
| id<MTLDepthStencilState> depth_stencil_state_; |
| bool is_valid_ = false; |
| |
| PipelineMTL(std::weak_ptr<PipelineLibrary> library, |
| const PipelineDescriptor& desc, |
| id<MTLRenderPipelineState> state, |
| id<MTLDepthStencilState> depth_stencil_state); |
| |
| // |Pipeline| |
| bool IsValid() const override; |
| |
| PipelineMTL(const PipelineMTL&) = delete; |
| |
| PipelineMTL& operator=(const PipelineMTL&) = delete; |
| }; |
| |
| } // namespace impeller |
| |
| #endif // FLUTTER_IMPELLER_RENDERER_BACKEND_METAL_PIPELINE_MTL_H_ |