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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) 2010 Zoltan Herczeg <zherczeg@webkit.org> | 5 * Copyright (C) 2010 Zoltan Herczeg <zherczeg@webkit.org> |
6 * Copyright (C) 2011 University of Szeged | 6 * Copyright (C) 2011 University of Szeged |
7 * Copyright (C) 2011 Renata Hodovan <reni@webkit.org> | 7 * Copyright (C) 2011 Renata Hodovan <reni@webkit.org> |
8 * | 8 * |
9 * Redistribution and use in source and binary forms, with or without | 9 * Redistribution and use in source and binary forms, with or without |
10 * modification, are permitted provided that the following conditions | 10 * modification, are permitted provided that the following conditions |
(...skipping 17 matching lines...) Expand all Loading... |
28 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | 28 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
29 */ | 29 */ |
30 | 30 |
31 #include "config.h" | 31 #include "config.h" |
32 #include "platform/graphics/filters/DistantLightSource.h" | 32 #include "platform/graphics/filters/DistantLightSource.h" |
33 | 33 |
34 #include "platform/text/TextStream.h" | 34 #include "platform/text/TextStream.h" |
35 | 35 |
36 namespace blink { | 36 namespace blink { |
37 | 37 |
38 void DistantLightSource::initPaintingData(PaintingData& paintingData) const | |
39 { | |
40 float azimuth = deg2rad(m_azimuth); | |
41 float elevation = deg2rad(m_elevation); | |
42 paintingData.lightVector.setX(cosf(azimuth) * cosf(elevation)); | |
43 paintingData.lightVector.setY(sinf(azimuth) * cosf(elevation)); | |
44 paintingData.lightVector.setZ(sinf(elevation)); | |
45 paintingData.lightVectorLength = 1; | |
46 } | |
47 | |
48 void DistantLightSource::updatePaintingData(PaintingData&, int, int, float) cons
t | |
49 { | |
50 } | |
51 | |
52 bool DistantLightSource::setAzimuth(float azimuth) | 38 bool DistantLightSource::setAzimuth(float azimuth) |
53 { | 39 { |
54 if (m_azimuth == azimuth) | 40 if (m_azimuth == azimuth) |
55 return false; | 41 return false; |
56 m_azimuth = azimuth; | 42 m_azimuth = azimuth; |
57 return true; | 43 return true; |
58 } | 44 } |
59 | 45 |
60 bool DistantLightSource::setElevation(float elevation) | 46 bool DistantLightSource::setElevation(float elevation) |
61 { | 47 { |
62 if (m_elevation == elevation) | 48 if (m_elevation == elevation) |
63 return false; | 49 return false; |
64 m_elevation = elevation; | 50 m_elevation = elevation; |
65 return true; | 51 return true; |
66 } | 52 } |
67 | 53 |
68 TextStream& DistantLightSource::externalRepresentation(TextStream& ts) const | 54 TextStream& DistantLightSource::externalRepresentation(TextStream& ts) const |
69 { | 55 { |
70 ts << "[type=DISTANT-LIGHT] "; | 56 ts << "[type=DISTANT-LIGHT] "; |
71 ts << "[azimuth=\"" << azimuth() << "\"]"; | 57 ts << "[azimuth=\"" << azimuth() << "\"]"; |
72 ts << "[elevation=\"" << elevation() << "\"]"; | 58 ts << "[elevation=\"" << elevation() << "\"]"; |
73 return ts; | 59 return ts; |
74 } | 60 } |
75 | 61 |
76 } // namespace blink | 62 } // namespace blink |
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