1/*
2 * Copyright (C) 2012 Google Inc. All rights reserved.
3 *
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions
6 * are met:
7 *
8 * 1.  Redistributions of source code must retain the above copyright
9 *     notice, this list of conditions and the following disclaimer.
10 * 2.  Redistributions in binary form must reproduce the above copyright
11 *     notice, this list of conditions and the following disclaimer in the
12 *     documentation and/or other materials provided with the distribution.
13 *
14 * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY
15 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
16 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
17 * DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY
18 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
19 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
20 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
21 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
23 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
24 */
25
26#ifndef WebGraphicsMemoryStats_h
27#define WebGraphicsMemoryStats_h
28
29#include "WebCommon.h"
30
31namespace WebKit {
32
33struct WebGraphicsManagedMemoryStats {
34    // Bytes required for all visible textures.
35    size_t bytesVisible;
36
37    // Bytes required for all textures visible or a few screens away from
38    // being visible.
39    size_t bytesVisibleAndNearby;
40
41    // The number of bytes currently allocated.
42    size_t bytesAllocated;
43
44    // Whether or not a backbuffer is currently requested (the memory usage
45    // of the buffer is known by the GPU process).
46    bool backbufferRequested;
47
48    WebGraphicsManagedMemoryStats()
49        : bytesVisible(0)
50        , bytesVisibleAndNearby(0)
51        , bytesAllocated(0)
52        , backbufferRequested(0)
53    {
54    }
55};
56
57} // namespace WebKit
58
59#endif
60
61