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// Copyright 2014 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 MOJO_GLES2_COMMAND_BUFFER_CLIENT_IMPL_H_
#define MOJO_GLES2_COMMAND_BUFFER_CLIENT_IMPL_H_
#include <map>
#include "base/macros.h"
#include "base/memory/scoped_ptr.h"
#include "gpu/command_buffer/client/gpu_control.h"
#include "gpu/command_buffer/common/command_buffer.h"
#include "gpu/command_buffer/common/command_buffer_shared.h"
#include "mojo/public/cpp/bindings/error_handler.h"
#include "mojo/services/gles2/command_buffer.mojom.h"
namespace base {
class RunLoop;
}
namespace mojo {
namespace gles2 {
class CommandBufferClientImpl;
class CommandBufferDelegate {
public:
virtual ~CommandBufferDelegate();
virtual void ContextLost();
virtual void DrawAnimationFrame();
};
class CommandBufferClientImpl : public CommandBufferClient,
public ErrorHandler,
public gpu::CommandBuffer,
public gpu::GpuControl {
public:
explicit CommandBufferClientImpl(
CommandBufferDelegate* delegate,
const MojoAsyncWaiter* async_waiter,
ScopedMessagePipeHandle command_buffer_handle);
virtual ~CommandBufferClientImpl();
// CommandBuffer implementation:
virtual bool Initialize() OVERRIDE;
virtual State GetLastState() OVERRIDE;
virtual int32 GetLastToken() OVERRIDE;
virtual void Flush(int32 put_offset) OVERRIDE;
virtual void WaitForTokenInRange(int32 start, int32 end) OVERRIDE;
virtual void WaitForGetOffsetInRange(int32 start, int32 end) OVERRIDE;
virtual void SetGetBuffer(int32 shm_id) OVERRIDE;
virtual scoped_refptr<gpu::Buffer> CreateTransferBuffer(size_t size,
int32* id) OVERRIDE;
virtual void DestroyTransferBuffer(int32 id) OVERRIDE;
// gpu::GpuControl implementation:
virtual gpu::Capabilities GetCapabilities() OVERRIDE;
virtual gfx::GpuMemoryBuffer* CreateGpuMemoryBuffer(size_t width,
size_t height,
unsigned internalformat,
unsigned usage,
int32* id) OVERRIDE;
virtual void DestroyGpuMemoryBuffer(int32 id) OVERRIDE;
virtual uint32 InsertSyncPoint() OVERRIDE;
virtual uint32 InsertFutureSyncPoint() OVERRIDE;
virtual void RetireSyncPoint(uint32 sync_point) 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 Echo(const base::Closure& callback) OVERRIDE;
virtual uint32 CreateStreamTexture(uint32 texture_id) OVERRIDE;
void RequestAnimationFrames();
void CancelAnimationFrames();
private:
class SyncClientImpl;
// CommandBufferClient implementation:
virtual void DidDestroy() OVERRIDE;
virtual void LostContext(int32_t lost_reason) OVERRIDE;
virtual void DrawAnimationFrame() OVERRIDE;
// ErrorHandler implementation:
virtual void OnConnectionError() OVERRIDE;
void TryUpdateState();
void MakeProgressAndUpdateState();
gpu::CommandBufferSharedState* shared_state() const { return shared_state_; }
CommandBufferDelegate* delegate_;
CommandBufferPtr command_buffer_;
scoped_ptr<SyncClientImpl> sync_client_impl_;
State last_state_;
mojo::ScopedSharedBufferHandle shared_state_handle_;
gpu::CommandBufferSharedState* shared_state_;
int32 last_put_offset_;
int32 next_transfer_buffer_id_;
const MojoAsyncWaiter* async_waiter_;
};
} // gles2
} // mojo
#endif // MOJO_GLES2_COMMAND_BUFFER_CLIENT_IMPL_H_