src/content/browser/gpu/gpu_memory_buffer_factory_host_impl.h

   1 // Copyright (c) 2014 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 CONTENT_BROWSER_GPU_GPU_MEMORY_BUFFER_FACTORY_HOST_IMPL_H_
   6 #define CONTENT_BROWSER_GPU_GPU_MEMORY_BUFFER_FACTORY_HOST_IMPL_H_
   7
   8 #include <map>
   9
  10 #include "content/common/gpu/client/gpu_memory_buffer_factory_host.h"
  11
  12 namespace content {
  13
  14 class CONTENT_EXPORT GpuMemoryBufferFactoryHostImpl
  15     : public GpuMemoryBufferFactoryHost {
  16  public:
  17   GpuMemoryBufferFactoryHostImpl();
  18   ~GpuMemoryBufferFactoryHostImpl() override;
  19
  20   // Overridden from GpuMemoryBufferFactoryHost:
  21   void CreateGpuMemoryBuffer(
  22       gfx::GpuMemoryBufferType type,
  23       gfx::GpuMemoryBufferId id,
  24       const gfx::Size& size,
  25       gfx::GpuMemoryBuffer::Format format,
  26       gfx::GpuMemoryBuffer::Usage usage,
  27       int client_id,
  28       const CreateGpuMemoryBufferCallback& callback) override;
  29   void DestroyGpuMemoryBuffer(gfx::GpuMemoryBufferType type,
  30                               gfx::GpuMemoryBufferId id,
  31                               int client_id,
  32                               int32 sync_point) override;
  33
  34   void set_gpu_host_id(int gpu_host_id) { gpu_host_id_ = gpu_host_id; }
  35
  36  private:
  37   void DestroyGpuMemoryBufferOnIO(gfx::GpuMemoryBufferType type,
  38                                   gfx::GpuMemoryBufferId id,
  39                                   int client_id,
  40                                   int32 sync_point);
  41   void OnGpuMemoryBufferCreated(uint32 request_id,
  42                                 const gfx::GpuMemoryBufferHandle& handle);
  43
  44   int gpu_host_id_;
  45   uint32 next_create_gpu_memory_buffer_request_id_;
  46   typedef std::map<uint32, CreateGpuMemoryBufferCallback>
  47       CreateGpuMemoryBufferCallbackMap;
  48   CreateGpuMemoryBufferCallbackMap create_gpu_memory_buffer_requests_;
  49
  50   DISALLOW_COPY_AND_ASSIGN(GpuMemoryBufferFactoryHostImpl);
  51 };
  52
  53 }  // namespace content
  54
  55 #endif  // CONTENT_BROWSER_GPU_GPU_MEMORY_BUFFER_FACTORY_HOST_IMPL_H_