1// Copyright 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 MOJO_GLES2_COMMAND_BUFFER_CLIENT_IMPL_H_ 6#define MOJO_GLES2_COMMAND_BUFFER_CLIENT_IMPL_H_ 7 8#include <map> 9 10#include "base/macros.h" 11#include "base/memory/scoped_ptr.h" 12#include "gpu/command_buffer/client/gpu_control.h" 13#include "gpu/command_buffer/common/command_buffer.h" 14#include "gpu/command_buffer/common/command_buffer_shared.h" 15#include "mojo/public/cpp/bindings/error_handler.h" 16#include "mojo/services/gles2/command_buffer.mojom.h" 17 18namespace base { 19class RunLoop; 20} 21 22namespace mojo { 23namespace gles2 { 24class CommandBufferClientImpl; 25 26class CommandBufferDelegate { 27 public: 28 virtual ~CommandBufferDelegate(); 29 virtual void ContextLost(); 30}; 31 32class CommandBufferClientImpl : public CommandBufferClient, 33 public ErrorHandler, 34 public gpu::CommandBuffer, 35 public gpu::GpuControl { 36 public: 37 explicit CommandBufferClientImpl( 38 CommandBufferDelegate* delegate, 39 const MojoAsyncWaiter* async_waiter, 40 ScopedMessagePipeHandle command_buffer_handle); 41 virtual ~CommandBufferClientImpl(); 42 43 // CommandBuffer implementation: 44 virtual bool Initialize() OVERRIDE; 45 virtual State GetLastState() OVERRIDE; 46 virtual int32 GetLastToken() OVERRIDE; 47 virtual void Flush(int32 put_offset) OVERRIDE; 48 virtual void WaitForTokenInRange(int32 start, int32 end) OVERRIDE; 49 virtual void WaitForGetOffsetInRange(int32 start, int32 end) OVERRIDE; 50 virtual void SetGetBuffer(int32 shm_id) OVERRIDE; 51 virtual scoped_refptr<gpu::Buffer> CreateTransferBuffer(size_t size, 52 int32* id) OVERRIDE; 53 virtual void DestroyTransferBuffer(int32 id) OVERRIDE; 54 55 // gpu::GpuControl implementation: 56 virtual gpu::Capabilities GetCapabilities() OVERRIDE; 57 virtual gfx::GpuMemoryBuffer* CreateGpuMemoryBuffer(size_t width, 58 size_t height, 59 unsigned internalformat, 60 unsigned usage, 61 int32* id) OVERRIDE; 62 virtual void DestroyGpuMemoryBuffer(int32 id) OVERRIDE; 63 virtual uint32 InsertSyncPoint() OVERRIDE; 64 virtual uint32 InsertFutureSyncPoint() OVERRIDE; 65 virtual void RetireSyncPoint(uint32 sync_point) OVERRIDE; 66 virtual void SignalSyncPoint(uint32 sync_point, 67 const base::Closure& callback) OVERRIDE; 68 virtual void SignalQuery(uint32 query, 69 const base::Closure& callback) OVERRIDE; 70 virtual void SetSurfaceVisible(bool visible) OVERRIDE; 71 virtual void Echo(const base::Closure& callback) OVERRIDE; 72 virtual uint32 CreateStreamTexture(uint32 texture_id) OVERRIDE; 73 74 private: 75 class SyncClientImpl; 76 77 // CommandBufferClient implementation: 78 virtual void DidDestroy() OVERRIDE; 79 virtual void LostContext(int32_t lost_reason) OVERRIDE; 80 81 // ErrorHandler implementation: 82 virtual void OnConnectionError() OVERRIDE; 83 84 void TryUpdateState(); 85 void MakeProgressAndUpdateState(); 86 87 gpu::CommandBufferSharedState* shared_state() const { return shared_state_; } 88 89 CommandBufferDelegate* delegate_; 90 CommandBufferPtr command_buffer_; 91 scoped_ptr<SyncClientImpl> sync_client_impl_; 92 93 State last_state_; 94 mojo::ScopedSharedBufferHandle shared_state_handle_; 95 gpu::CommandBufferSharedState* shared_state_; 96 int32 last_put_offset_; 97 int32 next_transfer_buffer_id_; 98 99 const MojoAsyncWaiter* async_waiter_; 100}; 101 102} // gles2 103} // mojo 104 105#endif // MOJO_GLES2_COMMAND_BUFFER_CLIENT_IMPL_H_ 106