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1 /* | 1 /* |
2 * Copyright (C) 2008 Alex Mathews <possessedpenguinbob@gmail.com> | 2 * Copyright (C) 2008 Alex Mathews <possessedpenguinbob@gmail.com> |
3 * Copyright (C) 2004, 2005, 2006, 2007 Nikolas Zimmermann <zimmermann@kde.org> | 3 * Copyright (C) 2004, 2005, 2006, 2007 Nikolas Zimmermann <zimmermann@kde.org> |
4 * Copyright (C) 2004, 2005 Rob Buis <buis@kde.org> | 4 * Copyright (C) 2004, 2005 Rob Buis <buis@kde.org> |
5 * Copyright (C) 2005 Eric Seidel <eric@webkit.org> | 5 * Copyright (C) 2005 Eric Seidel <eric@webkit.org> |
6 * Copyright (C) 2010 Zoltan Herczeg <zherczeg@webkit.org> | 6 * Copyright (C) 2010 Zoltan Herczeg <zherczeg@webkit.org> |
7 * Copyright (C) 2011 University of Szeged | 7 * Copyright (C) 2011 University of Szeged |
8 * Copyright (C) 2011 Renata Hodovan <reni@webkit.org> | 8 * Copyright (C) 2011 Renata Hodovan <reni@webkit.org> |
9 * | 9 * |
10 * Redistribution and use in source and binary forms, with or without | 10 * Redistribution and use in source and binary forms, with or without |
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25 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR | 25 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR |
26 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY | 26 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY |
27 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | 27 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
28 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE | 28 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
29 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | 29 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
30 */ | 30 */ |
31 | 31 |
32 #include "platform/graphics/filters/SpotLightSource.h" | 32 #include "platform/graphics/filters/SpotLightSource.h" |
33 | 33 |
34 #include "platform/text/TextStream.h" | 34 #include "platform/text/TextStream.h" |
35 #include <algorithm> | 35 #include "wtf/MathExtras.h" |
36 | 36 |
37 namespace blink { | 37 namespace blink { |
38 | 38 |
39 bool SpotLightSource::setPosition(const FloatPoint3D& position) | 39 bool SpotLightSource::setPosition(const FloatPoint3D& position) |
40 { | 40 { |
41 if (m_position == position) | 41 if (m_position == position) |
42 return false; | 42 return false; |
43 m_position = position; | 43 m_position = position; |
44 return true; | 44 return true; |
45 } | 45 } |
46 | 46 |
47 bool SpotLightSource::setPointsAt(const FloatPoint3D& direction) | 47 bool SpotLightSource::setPointsAt(const FloatPoint3D& direction) |
48 { | 48 { |
49 if (m_direction == direction) | 49 if (m_direction == direction) |
50 return false; | 50 return false; |
51 m_direction = direction; | 51 m_direction = direction; |
52 return true; | 52 return true; |
53 } | 53 } |
54 | 54 |
55 bool SpotLightSource::setSpecularExponent(float specularExponent) | 55 bool SpotLightSource::setSpecularExponent(float specularExponent) |
56 { | 56 { |
57 specularExponent = std::min(std::max(specularExponent, 1.0f), 128.0f); | 57 specularExponent = clampTo(specularExponent, 1.0f, 128.0f); |
58 if (m_specularExponent == specularExponent) | 58 if (m_specularExponent == specularExponent) |
59 return false; | 59 return false; |
60 m_specularExponent = specularExponent; | 60 m_specularExponent = specularExponent; |
61 return true; | 61 return true; |
62 } | 62 } |
63 | 63 |
64 bool SpotLightSource::setLimitingConeAngle(float limitingConeAngle) | 64 bool SpotLightSource::setLimitingConeAngle(float limitingConeAngle) |
65 { | 65 { |
66 if (m_limitingConeAngle == limitingConeAngle) | 66 if (m_limitingConeAngle == limitingConeAngle) |
67 return false; | 67 return false; |
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79 { | 79 { |
80 ts << "[type=SPOT-LIGHT] "; | 80 ts << "[type=SPOT-LIGHT] "; |
81 ts << "[position=\"" << position() << "\"]"; | 81 ts << "[position=\"" << position() << "\"]"; |
82 ts << "[direction=\"" << direction() << "\"]"; | 82 ts << "[direction=\"" << direction() << "\"]"; |
83 ts << "[specularExponent=\"" << specularExponent() << "\"]"; | 83 ts << "[specularExponent=\"" << specularExponent() << "\"]"; |
84 ts << "[limitingConeAngle=\"" << limitingConeAngle() << "\"]"; | 84 ts << "[limitingConeAngle=\"" << limitingConeAngle() << "\"]"; |
85 return ts; | 85 return ts; |
86 } | 86 } |
87 | 87 |
88 } // namespace blink | 88 } // namespace blink |
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