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1 // Copyright 2012 The Chromium Authors. All rights reserved. | 1 // Copyright 2012 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #include "config.h" | 5 #include "config.h" |
6 | 6 |
7 #if USE(ACCELERATED_COMPOSITING) | 7 #if USE(ACCELERATED_COMPOSITING) |
8 | 8 |
9 #include "CCSolidColorLayerImpl.h" | 9 #include "CCSolidColorLayerImpl.h" |
10 | 10 |
11 #include "CCQuadSink.h" | 11 #include "CCQuadSink.h" |
12 #include "CCSolidColorDrawQuad.h" | 12 #include "CCSolidColorDrawQuad.h" |
13 #include <wtf/MathExtras.h> | 13 #include <wtf/MathExtras.h> |
14 | 14 |
15 using namespace std; | 15 using namespace std; |
16 using WebKit::WebTransformationMatrix; | 16 using WebKit::WebTransformationMatrix; |
17 | 17 |
18 namespace WebCore { | 18 namespace cc { |
19 | 19 |
20 CCSolidColorLayerImpl::CCSolidColorLayerImpl(int id) | 20 CCSolidColorLayerImpl::CCSolidColorLayerImpl(int id) |
21 : CCLayerImpl(id) | 21 : CCLayerImpl(id) |
22 , m_tileSize(256) | 22 , m_tileSize(256) |
23 { | 23 { |
24 } | 24 } |
25 | 25 |
26 CCSolidColorLayerImpl::~CCSolidColorLayerImpl() | 26 CCSolidColorLayerImpl::~CCSolidColorLayerImpl() |
27 { | 27 { |
28 } | 28 } |
29 | 29 |
30 void CCSolidColorLayerImpl::appendQuads(CCQuadSink& quadSink, CCAppendQuadsData&
appendQuadsData) | 30 void CCSolidColorLayerImpl::appendQuads(CCQuadSink& quadSink, CCAppendQuadsData&
appendQuadsData) |
31 { | 31 { |
32 CCSharedQuadState* sharedQuadState = quadSink.useSharedQuadState(createShare
dQuadState()); | 32 CCSharedQuadState* sharedQuadState = quadSink.useSharedQuadState(createShare
dQuadState()); |
33 appendDebugBorderQuad(quadSink, sharedQuadState, appendQuadsData); | 33 appendDebugBorderQuad(quadSink, sharedQuadState, appendQuadsData); |
34 | 34 |
35 // We create a series of smaller quads instead of just one large one so that
the | 35 // We create a series of smaller quads instead of just one large one so that
the |
36 // culler can reduce the total pixels drawn. | 36 // culler can reduce the total pixels drawn. |
37 int width = contentBounds().width(); | 37 int width = contentBounds().width(); |
38 int height = contentBounds().height(); | 38 int height = contentBounds().height(); |
39 for (int x = 0; x < width; x += m_tileSize) { | 39 for (int x = 0; x < width; x += m_tileSize) { |
40 for (int y = 0; y < height; y += m_tileSize) { | 40 for (int y = 0; y < height; y += m_tileSize) { |
41 IntRect solidTileRect(x, y, min(width - x, m_tileSize), min(height -
y, m_tileSize)); | 41 IntRect solidTileRect(x, y, min(width - x, m_tileSize), min(height -
y, m_tileSize)); |
42 quadSink.append(CCSolidColorDrawQuad::create(sharedQuadState, solidT
ileRect, backgroundColor()), appendQuadsData); | 42 quadSink.append(CCSolidColorDrawQuad::create(sharedQuadState, solidT
ileRect, backgroundColor()), appendQuadsData); |
43 } | 43 } |
44 } | 44 } |
45 } | 45 } |
46 | 46 |
47 } // namespace WebCore | 47 } // namespace cc |
48 #endif // USE(ACCELERATED_COMPOSITING) | 48 #endif // USE(ACCELERATED_COMPOSITING) |
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