1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
|
/*
* Copyright (C) 2010 Google Inc. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY
* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include "config.h"
#if USE(ACCELERATED_COMPOSITING)
#include "RenderSurfaceChromium.h"
#include "FilterOperations.h"
#include "GraphicsContext3D.h"
#include "LayerChromium.h"
#include "LayerRendererChromium.h"
#include <wtf/text/CString.h>
namespace WebCore {
RenderSurfaceChromium::RenderSurfaceChromium(LayerChromium* owningLayer)
: m_owningLayer(owningLayer)
, m_maskLayer(0)
, m_skipsDraw(false)
, m_drawOpacity(1)
, m_drawOpacityIsAnimating(false)
, m_targetSurfaceTransformsAreAnimating(false)
, m_screenSpaceTransformsAreAnimating(false)
, m_nearestAncestorThatMovesPixels(0)
{
}
RenderSurfaceChromium::~RenderSurfaceChromium()
{
}
FloatRect RenderSurfaceChromium::drawableContentRect() const
{
FloatRect localContentRect(-0.5 * m_contentRect.width(), -0.5 * m_contentRect.height(),
m_contentRect.width(), m_contentRect.height());
FloatRect drawableContentRect = m_drawTransform.mapRect(localContentRect);
if (m_owningLayer->replicaLayer())
drawableContentRect.unite(m_replicaDrawTransform.mapRect(localContentRect));
return drawableContentRect;
}
RenderSurfaceChromium* RenderSurfaceChromium::targetRenderSurface() const
{
LayerChromium* parent = m_owningLayer->parent();
if (!parent)
return 0;
return parent->targetRenderSurface();
}
bool RenderSurfaceChromium::hasReplica() const
{
return m_owningLayer->replicaLayer();
}
bool RenderSurfaceChromium::hasMask() const
{
return m_maskLayer;
}
bool RenderSurfaceChromium::replicaHasMask() const
{
return hasReplica() && (m_maskLayer || m_owningLayer->replicaLayer()->maskLayer());
}
}
#endif // USE(ACCELERATED_COMPOSITING)
|