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1 /* | 1 /* |
2 * Copyright (C) 2004, 2005, 2006, 2007 Nikolas Zimmermann <zimmermann@kde.org> | 2 * Copyright (C) 2004, 2005, 2006, 2007 Nikolas Zimmermann <zimmermann@kde.org> |
3 * Copyright (C) 2004, 2005 Rob Buis <buis@kde.org> | 3 * Copyright (C) 2004, 2005 Rob Buis <buis@kde.org> |
4 * Copyright (C) 2005 Eric Seidel <eric@webkit.org> | 4 * Copyright (C) 2005 Eric Seidel <eric@webkit.org> |
5 * Copyright (C) 2009 Dirk Schulze <krit@webkit.org> | 5 * Copyright (C) 2009 Dirk Schulze <krit@webkit.org> |
6 * Copyright (C) Research In Motion Limited 2010. All rights reserved. | 6 * Copyright (C) Research In Motion Limited 2010. All rights reserved. |
7 * Copyright (C) 2013 Google Inc. All rights reserved. | 7 * Copyright (C) 2013 Google Inc. All rights reserved. |
8 * | 8 * |
9 * This library is free software; you can redistribute it and/or | 9 * This library is free software; you can redistribute it and/or |
10 * modify it under the terms of the GNU Library General Public | 10 * modify it under the terms of the GNU Library General Public |
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32 namespace blink { | 32 namespace blink { |
33 | 33 |
34 FEDisplacementMap::FEDisplacementMap(Filter* filter, ChannelSelectorType xChanne
lSelector, ChannelSelectorType yChannelSelector, float scale) | 34 FEDisplacementMap::FEDisplacementMap(Filter* filter, ChannelSelectorType xChanne
lSelector, ChannelSelectorType yChannelSelector, float scale) |
35 : FilterEffect(filter) | 35 : FilterEffect(filter) |
36 , m_xChannelSelector(xChannelSelector) | 36 , m_xChannelSelector(xChannelSelector) |
37 , m_yChannelSelector(yChannelSelector) | 37 , m_yChannelSelector(yChannelSelector) |
38 , m_scale(scale) | 38 , m_scale(scale) |
39 { | 39 { |
40 } | 40 } |
41 | 41 |
42 RawPtr<FEDisplacementMap> FEDisplacementMap::create(Filter* filter, ChannelSelec
torType xChannelSelector, | 42 FEDisplacementMap* FEDisplacementMap::create(Filter* filter, ChannelSelectorType
xChannelSelector, |
43 ChannelSelectorType yChannelSelector, float scale) | 43 ChannelSelectorType yChannelSelector, float scale) |
44 { | 44 { |
45 return new FEDisplacementMap(filter, xChannelSelector, yChannelSelector, sca
le); | 45 return new FEDisplacementMap(filter, xChannelSelector, yChannelSelector, sca
le); |
46 } | 46 } |
47 | 47 |
48 FloatRect FEDisplacementMap::mapPaintRect(const FloatRect& rect, bool) const | 48 FloatRect FEDisplacementMap::mapPaintRect(const FloatRect& rect, bool) const |
49 { | 49 { |
50 FloatRect result = rect; | 50 FloatRect result = rect; |
51 result.inflateX(getFilter()->applyHorizontalScale(m_scale / 2)); | 51 result.inflateX(getFilter()->applyHorizontalScale(m_scale / 2)); |
52 result.inflateY(getFilter()->applyVerticalScale(m_scale / 2)); | 52 result.inflateY(getFilter()->applyVerticalScale(m_scale / 2)); |
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168 rect = mapPaintRect(rect, false); | 168 rect = mapPaintRect(rect, false); |
169 rect = inputEffect(0)->determineAbsolutePaintRect(rect); | 169 rect = inputEffect(0)->determineAbsolutePaintRect(rect); |
170 rect = mapPaintRect(rect, true); | 170 rect = mapPaintRect(rect, true); |
171 rect.intersect(requestedRect); | 171 rect.intersect(requestedRect); |
172 | 172 |
173 addAbsolutePaintRect(rect); | 173 addAbsolutePaintRect(rect); |
174 return rect; | 174 return rect; |
175 } | 175 } |
176 | 176 |
177 } // namespace blink | 177 } // namespace blink |
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