Flutter Impeller
command_buffer_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_COMMAND_BUFFER_MTL_H_
6 #define FLUTTER_IMPELLER_RENDERER_BACKEND_METAL_COMMAND_BUFFER_MTL_H_
7 
8 #include <Metal/Metal.h>
9 
12 
13 namespace impeller {
14 
15 class CommandBufferMTL final : public CommandBuffer {
16  public:
17  // |CommandBuffer|
18  ~CommandBufferMTL() override;
19 
20  private:
21  friend class ContextMTL;
22 
23  id<MTLCommandBuffer> buffer_ = nil;
24  id<MTLDevice> device_ = nil;
25 
26  CommandBufferMTL(const std::weak_ptr<const Context>& context,
27  id<MTLDevice> device,
28  id<MTLCommandQueue> queue);
29 
30  // |CommandBuffer|
31  void SetLabel(std::string_view label) const override;
32 
33  // |CommandBuffer|
34  bool IsValid() const override;
35 
36  // |CommandBuffer|
37  bool OnSubmitCommands(bool block_on_schedule,
38  CompletionCallback callback) override;
39 
40  // |CommandBuffer|
41  void OnWaitUntilCompleted() override;
42 
43  // |CommandBuffer|
44  void OnWaitUntilScheduled() override;
45 
46  // |CommandBuffer|
47  std::shared_ptr<RenderPass> OnCreateRenderPass(RenderTarget target) override;
48 
49  // |CommandBuffer|
50  std::shared_ptr<BlitPass> OnCreateBlitPass() override;
51 
52  // |CommandBuffer|
53  std::shared_ptr<ComputePass> OnCreateComputePass() override;
54 
55  CommandBufferMTL(const CommandBufferMTL&) = delete;
56 
57  CommandBufferMTL& operator=(const CommandBufferMTL&) = delete;
58 };
59 
60 } // namespace impeller
61 
62 #endif // FLUTTER_IMPELLER_RENDERER_BACKEND_METAL_COMMAND_BUFFER_MTL_H_
A collection of encoded commands to be submitted to the GPU for execution. A command buffer is obtain...
std::function< void(Status)> CompletionCallback