src/gpu/command_buffer/service/async_pixel_transfer_manager_share_group.h

   1 // Copyright 2013 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 GPU_COMMAND_BUFFER_SERVICE_ASYNC_PIXEL_TRANSFER_MANAGER_SHARE_GROUP_H_
   6 #define GPU_COMMAND_BUFFER_SERVICE_ASYNC_PIXEL_TRANSFER_MANAGER_SHARE_GROUP_H_
   7
   8 #include "gpu/command_buffer/service/async_pixel_transfer_manager.h"
   9
  10 #include "base/memory/ref_counted.h"
  11
  12 namespace gfx {
  13 class GLContext;
  14 }
  15
  16 namespace gpu {
  17 class AsyncPixelTransferDelegateShareGroup;
  18 class AsyncPixelTransferUploadStats;
  19
  20 class AsyncPixelTransferManagerShareGroup : public AsyncPixelTransferManager {
  21  public:
  22   explicit AsyncPixelTransferManagerShareGroup(gfx::GLContext* context);
  23   virtual ~AsyncPixelTransferManagerShareGroup();
  24
  25   // AsyncPixelTransferManager implementation:
  26   virtual void BindCompletedAsyncTransfers() OVERRIDE;
  27   virtual void AsyncNotifyCompletion(
  28       const AsyncMemoryParams& mem_params,
  29       AsyncPixelTransferCompletionObserver* observer) OVERRIDE;
  30   virtual uint32 GetTextureUploadCount() OVERRIDE;
  31   virtual base::TimeDelta GetTotalTextureUploadTime() OVERRIDE;
  32   virtual void ProcessMorePendingTransfers() OVERRIDE;
  33   virtual bool NeedsProcessMorePendingTransfers() OVERRIDE;
  34
  35   // State shared between Managers and Delegates.
  36   struct SharedState {
  37     SharedState();
  38     ~SharedState();
  39
  40     scoped_refptr<AsyncPixelTransferUploadStats> texture_upload_stats;
  41     typedef std::list<base::WeakPtr<AsyncPixelTransferDelegateShareGroup> >
  42         TransferQueue;
  43     TransferQueue pending_allocations;
  44   };
  45
  46  private:
  47   // AsyncPixelTransferManager implementation:
  48   virtual AsyncPixelTransferDelegate* CreatePixelTransferDelegateImpl(
  49       gles2::TextureRef* ref,
  50       const AsyncTexImage2DParams& define_params) OVERRIDE;
  51
  52   SharedState shared_state_;
  53
  54   DISALLOW_COPY_AND_ASSIGN(AsyncPixelTransferManagerShareGroup);
  55 };
  56
  57 }  // namespace gpu
  58
  59 #endif  // GPU_COMMAND_BUFFER_SERVICE_ASYNC_PIXEL_TRANSFER_MANAGER_SHARE_GROUP_H_