Flutter Impeller
pipeline_mtl.h
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1 // Copyright 2013 The Flutter Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file.
4 
5 #ifndef FLUTTER_IMPELLER_RENDERER_BACKEND_METAL_PIPELINE_MTL_H_
6 #define FLUTTER_IMPELLER_RENDERER_BACKEND_METAL_PIPELINE_MTL_H_
7 
8 #include <Metal/Metal.h>
9 
12 
13 namespace impeller {
14 
15 class PipelineMTL final
16  : public Pipeline<PipelineDescriptor>,
17  public BackendCast<PipelineMTL, Pipeline<PipelineDescriptor>> {
18  public:
19  // |Pipeline|
20  ~PipelineMTL() override;
21 
22  id<MTLRenderPipelineState> GetMTLRenderPipelineState() const;
23 
24  id<MTLDepthStencilState> GetMTLDepthStencilState() const;
25 
26  private:
27  friend class PipelineLibraryMTL;
28 
29  id<MTLRenderPipelineState> pipeline_state_;
30  id<MTLDepthStencilState> depth_stencil_state_;
31  bool is_valid_ = false;
32 
33  PipelineMTL(std::weak_ptr<PipelineLibrary> library,
34  const PipelineDescriptor& desc,
35  id<MTLRenderPipelineState> state,
36  id<MTLDepthStencilState> depth_stencil_state);
37 
38  // |Pipeline|
39  bool IsValid() const override;
40 
41  PipelineMTL(const PipelineMTL&) = delete;
42 
43  PipelineMTL& operator=(const PipelineMTL&) = delete;
44 };
45 
46 } // namespace impeller
47 
48 #endif // FLUTTER_IMPELLER_RENDERER_BACKEND_METAL_PIPELINE_MTL_H_
Describes the fixed function and programmable aspects of rendering and compute operations performed b...
Definition: pipeline.h:52
id< MTLDepthStencilState > GetMTLDepthStencilState() const
Definition: pipeline_mtl.mm:32
id< MTLRenderPipelineState > GetMTLRenderPipelineState() const
Definition: pipeline_mtl.mm:28