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1 // Copyright 2015 The Chromium 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 SERVICES_UI_PUBLIC_CPP_GPU_MOJO_GPU_MEMORY_BUFFER_MANAGER_H_ | |
6 #define SERVICES_UI_PUBLIC_CPP_GPU_MOJO_GPU_MEMORY_BUFFER_MANAGER_H_ | |
7 | |
8 #include <memory> | |
9 #include <vector> | |
10 | |
11 #include "base/macros.h" | |
12 #include "base/memory/ref_counted.h" | |
13 #include "base/memory/weak_ptr.h" | |
14 #include "base/threading/thread.h" | |
15 #include "gpu/command_buffer/client/gpu_memory_buffer_manager.h" | |
16 #include "services/ui/public/interfaces/gpu_service.mojom.h" | |
17 | |
18 namespace base { | |
19 class WaitableEvent; | |
20 } | |
21 | |
22 namespace ui { | |
23 | |
24 namespace mojom { | |
25 class GpuService; | |
26 } | |
27 | |
28 class MojoGpuMemoryBufferManager : public gpu::GpuMemoryBufferManager { | |
29 public: | |
30 explicit MojoGpuMemoryBufferManager(mojom::GpuServicePtr gpu_service); | |
31 ~MojoGpuMemoryBufferManager() override; | |
32 | |
33 private: | |
34 void InitThread(mojo::InterfacePtrInfo<mojom::GpuService> gpu_service_info); | |
35 void TearDownThread(); | |
36 void AllocateGpuMemoryBufferOnThread(const gfx::Size& size, | |
37 gfx::BufferFormat format, | |
38 gfx::BufferUsage usage, | |
39 gfx::GpuMemoryBufferHandle* handle, | |
40 base::WaitableEvent* wait); | |
41 void DeletedGpuMemoryBuffer(gfx::GpuMemoryBufferId id, | |
42 const gpu::SyncToken& sync_token); | |
43 | |
44 // Overridden from gpu::GpuMemoryBufferManager: | |
45 std::unique_ptr<gfx::GpuMemoryBuffer> CreateGpuMemoryBuffer( | |
46 const gfx::Size& size, | |
47 gfx::BufferFormat format, | |
48 gfx::BufferUsage usage, | |
49 gpu::SurfaceHandle surface_handle) override; | |
50 std::unique_ptr<gfx::GpuMemoryBuffer> CreateGpuMemoryBufferFromHandle( | |
51 const gfx::GpuMemoryBufferHandle& handle, | |
52 const gfx::Size& size, | |
53 gfx::BufferFormat format) override; | |
54 void SetDestructionSyncToken(gfx::GpuMemoryBuffer* buffer, | |
55 const gpu::SyncToken& sync_token) override; | |
56 int counter_ = 0; | |
57 // TODO(sad): Explore the option of doing this from an existing thread. | |
58 base::Thread thread_; | |
59 mojom::GpuServicePtr gpu_service_; | |
60 base::WeakPtr<MojoGpuMemoryBufferManager> weak_ptr_; | |
61 base::WeakPtrFactory<MojoGpuMemoryBufferManager> weak_ptr_factory_; | |
62 | |
63 DISALLOW_COPY_AND_ASSIGN(MojoGpuMemoryBufferManager); | |
64 }; | |
65 | |
66 } // namespace ui | |
67 | |
68 #endif // SERVICES_UI_PUBLIC_CPP_GPU_MOJO_GPU_MEMORY_BUFFER_MANAGER_H_ | |
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