// Copyright (c) 2012 The Chromium Authors. All rights reserved. // Use of this source code is governed by a BSD-style license that can be // found in the LICENSE file. #ifndef PPAPI_PROXY_COMMAND_BUFFER_PROXY_H_ #define PPAPI_PROXY_COMMAND_BUFFER_PROXY_H_ #include "base/callback.h" #include "base/containers/hash_tables.h" #include "gpu/command_buffer/common/command_buffer.h" #include "gpu/command_buffer/common/gpu_control.h" #include "ppapi/proxy/ppapi_proxy_export.h" #include "ppapi/shared_impl/host_resource.h" namespace IPC { class Message; } namespace ppapi { namespace proxy { class ProxyChannel; class PPAPI_PROXY_EXPORT PpapiCommandBufferProxy : public gpu::CommandBuffer, public gpu::GpuControl { public: PpapiCommandBufferProxy(const HostResource& resource, ProxyChannel* channel); virtual ~PpapiCommandBufferProxy(); // gpu::CommandBuffer implementation: virtual bool Initialize() OVERRIDE; virtual State GetState() OVERRIDE; virtual State GetLastState() OVERRIDE; virtual int32 GetLastToken() OVERRIDE; virtual void Flush(int32 put_offset) OVERRIDE; virtual State FlushSync(int32 put_offset, int32 last_known_get) OVERRIDE; virtual void SetGetBuffer(int32 transfer_buffer_id) OVERRIDE; virtual void SetGetOffset(int32 get_offset) OVERRIDE; virtual gpu::Buffer CreateTransferBuffer(size_t size, int32* id) OVERRIDE; virtual void DestroyTransferBuffer(int32 id) OVERRIDE; virtual gpu::Buffer GetTransferBuffer(int32 id) OVERRIDE; virtual void SetToken(int32 token) OVERRIDE; virtual void SetParseError(gpu::error::Error error) OVERRIDE; virtual void SetContextLostReason(gpu::error::ContextLostReason reason) OVERRIDE; // gpu::GpuControl implementation: virtual gpu::Capabilities GetCapabilities() OVERRIDE; virtual gfx::GpuMemoryBuffer* CreateGpuMemoryBuffer( size_t width, size_t height, unsigned internalformat, int32* id) OVERRIDE; virtual void DestroyGpuMemoryBuffer(int32 id) OVERRIDE; virtual bool GenerateMailboxNames(unsigned num, std::vector<gpu::Mailbox>* names) OVERRIDE; virtual uint32 InsertSyncPoint() OVERRIDE; virtual void SignalSyncPoint(uint32 sync_point, const base::Closure& callback) OVERRIDE; virtual void SignalQuery(uint32 query, const base::Closure& callback) OVERRIDE; virtual void SetSurfaceVisible(bool visible) OVERRIDE; virtual void SendManagedMemoryStats(const gpu::ManagedMemoryStats& stats) OVERRIDE; virtual void Echo(const base::Closure& callback) OVERRIDE; private: bool Send(IPC::Message* msg); void UpdateState(const gpu::CommandBuffer::State& state, bool success); typedef base::hash_map<int32, gpu::Buffer> TransferBufferMap; TransferBufferMap transfer_buffers_; State last_state_; HostResource resource_; ProxyChannel* channel_; base::Closure channel_error_callback_; DISALLOW_COPY_AND_ASSIGN(PpapiCommandBufferProxy); }; } // namespace proxy } // namespace ppapi #endif // PPAPI_PROXY_COMMAND_BUFFER_PROXY_H_