gpu/ipc/command_buffer_proxy.h

   1 // Copyright (c) 2012 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_IPC_COMMAND_BUFFER_PROXY_H_
   6 #define GPU_IPC_COMMAND_BUFFER_PROXY_H_
   7
   8 #include <string>
   9
  10 #include "base/callback.h"
  11 #include "gpu/command_buffer/common/command_buffer.h"
  12 #include "gpu/command_buffer/common/command_buffer_shared.h"
  13 #include "gpu/command_buffer/common/mailbox.h"
  14
  15 // Client side proxy that forwards messages synchronously to a
  16 // CommandBufferStub.
  17 class GPU_EXPORT CommandBufferProxy : public gpu::CommandBuffer {
  18  public:
  19   typedef base::Callback<void(
  20       const std::string& msg, int id)> GpuConsoleMessageCallback;
  21
  22   CommandBufferProxy() { }
  23
  24   virtual ~CommandBufferProxy() { }
  25
  26   virtual int GetRouteID() const = 0;
  27
  28   // Invoke the task when the channel has been flushed. Takes care of deleting
  29   // the task whether the echo succeeds or not.
  30   virtual bool Echo(const base::Closure& callback) = 0;
  31
  32   // For offscreen contexts, produces the front buffer into a newly created
  33   // mailbox.
  34   virtual bool ProduceFrontBuffer(const gpu::Mailbox& mailbox) = 0;
  35
  36   virtual void SetChannelErrorCallback(const base::Closure& callback) = 0;
  37
  38  private:
  39   DISALLOW_COPY_AND_ASSIGN(CommandBufferProxy);
  40 };
  41
  42 #endif  // GPU_IPC_COMMAND_BUFFER_PROXY_H_