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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) 2013 Google Inc. All rights reserved. | 5 * Copyright (C) 2013 Google Inc. All rights reserved. |
6 * | 6 * |
7 * This library is free software; you can redistribute it and/or | 7 * This library is free software; you can redistribute it and/or |
8 * modify it under the terms of the GNU Library General Public | 8 * modify it under the terms of the GNU Library General Public |
9 * License as published by the Free Software Foundation; either | 9 * License as published by the Free Software Foundation; either |
10 * version 2 of the License, or (at your option) any later version. | 10 * version 2 of the License, or (at your option) any later version. |
11 * | 11 * |
12 * This library is distributed in the hope that it will be useful, | 12 * This library is distributed in the hope that it will be useful, |
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of | 13 * but WITHOUT ANY WARRANTY; without even the implied warranty of |
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | 14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
15 * Library General Public License for more details. | 15 * Library General Public License for more details. |
16 * | 16 * |
17 * You should have received a copy of the GNU Library General Public License | 17 * You should have received a copy of the GNU Library General Public License |
18 * along with this library; see the file COPYING.LIB. If not, write to | 18 * along with this library; see the file COPYING.LIB. If not, write to |
19 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, | 19 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, |
20 * Boston, MA 02110-1301, USA. | 20 * Boston, MA 02110-1301, USA. |
21 */ | 21 */ |
22 | 22 |
23 #ifndef FEColorMatrix_h | 23 #ifndef FEColorMatrix_h |
24 #define FEColorMatrix_h | 24 #define FEColorMatrix_h |
25 | 25 |
26 #include "core/platform/graphics/filters/FilterEffect.h" | 26 #include "platform/graphics/filters/FilterEffect.h" |
27 | 27 |
28 #include "core/platform/graphics/filters/Filter.h" | 28 #include "platform/graphics/filters/Filter.h" |
29 #include "wtf/Vector.h" | 29 #include "wtf/Vector.h" |
30 | 30 |
31 namespace WebCore { | 31 namespace WebCore { |
32 | 32 |
33 enum ColorMatrixType { | 33 enum ColorMatrixType { |
34 FECOLORMATRIX_TYPE_UNKNOWN = 0, | 34 FECOLORMATRIX_TYPE_UNKNOWN = 0, |
35 FECOLORMATRIX_TYPE_MATRIX = 1, | 35 FECOLORMATRIX_TYPE_MATRIX = 1, |
36 FECOLORMATRIX_TYPE_SATURATE = 2, | 36 FECOLORMATRIX_TYPE_SATURATE = 2, |
37 FECOLORMATRIX_TYPE_HUEROTATE = 3, | 37 FECOLORMATRIX_TYPE_HUEROTATE = 3, |
38 FECOLORMATRIX_TYPE_LUMINANCETOALPHA = 4 | 38 FECOLORMATRIX_TYPE_LUMINANCETOALPHA = 4 |
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90 components[5] = 0.072 - cosHue * 0.072 - sinHue * 0.283; | 90 components[5] = 0.072 - cosHue * 0.072 - sinHue * 0.283; |
91 components[6] = 0.213 - cosHue * 0.213 - sinHue * 0.787; | 91 components[6] = 0.213 - cosHue * 0.213 - sinHue * 0.787; |
92 components[7] = 0.715 - cosHue * 0.715 + sinHue * 0.715; | 92 components[7] = 0.715 - cosHue * 0.715 + sinHue * 0.715; |
93 components[8] = 0.072 + cosHue * 0.928 + sinHue * 0.072; | 93 components[8] = 0.072 + cosHue * 0.928 + sinHue * 0.072; |
94 } | 94 } |
95 | 95 |
96 | 96 |
97 } // namespace WebCore | 97 } // namespace WebCore |
98 | 98 |
99 #endif // FEColorMatrix_h | 99 #endif // FEColorMatrix_h |
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