context_support.h revision 1e9bf3e0803691d0a228da41fc608347b6db4340 
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_CLIENT_CONTEXT_SUPPORT_H_
6#define GPU_COMMAND_BUFFER_CLIENT_CONTEXT_SUPPORT_H_
7
8#include "base/callback.h"
9
10namespace gpu {
11struct ManagedMemoryStats;
12
13class ContextSupport {
14 public:
15  // Runs |callback| when a sync point is reached.
16  virtual void SignalSyncPoint(uint32 sync_point,
17                               const base::Closure& callback) = 0;
18
19  // Runs |callback| when a query created via glCreateQueryEXT() has cleared
20  // passed the glEndQueryEXT() point.
21  virtual void SignalQuery(uint32 query, const base::Closure& callback) = 0;
22
23  virtual void SendManagedMemoryStats(const ManagedMemoryStats& stats) = 0;
24
25 protected:
26  ContextSupport() {}
27  virtual ~ContextSupport() {}
28};
29
30}
31
32#endif  // GPU_COMMAND_BUFFER_CLIENT_CONTEXT_SUPPORT_H_
33