| VRS - The Virtual Rendering System |
| version 3.3 |
00001 /********************************************************************** 00002 VRS - The Virtual Rendering System 00003 Copyright (C) 2001 Computer Graphics Systems Group at the 00004 Hasso-Plattner-Institute, Potsdam, Germany. 00005 This library is free software; you can redistribute it and/or 00006 modify it under the terms of the GNU Lesser General Public 00007 License as published by the Free Software Foundation; either 00008 version 2.1 of the License, or (at your option) any later version. 00009 This library is distributed in the hope that it will be useful, but 00010 WITHOUT ANY WARRANTY; without even the implied warranty of 00011 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. 00012 See the GNU Lesser General Public License for more details. 00013 You should have received a copy of the GNU Lesser+ General Public 00014 License along with this library; if not, write to the FreeSoftware 00015 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA, 02111-1307, USA. 00016 **********************************************************************/ 00017 // $Id: spotlight.h 4851 2005-06-21 15:47:40Z baumann $ 00018 // $Date: 2005-06-21 17:47:40 +0200 (Tue, 21 Jun 2005) $ 00019 // $Revision: 4851 $ 00020 // $State$ 00021 // $Author: baumann $ 00022 // 00023 // $Log$ 00024 // Revision 1.16 2005/06/21 15:40:30 baumann 00025 // changed color definition 00026 // 00027 // Revision 1.15 2005/01/03 01:43:08 klimetschek 00028 // - modified win32 project layout, splitted vrs.vcproj into vrs_container, vrs_core, vrs_sg, vrs_image, vrs_opengl and vrs_io 00029 // - removed vrs.vcproj 00030 // minor things: 00031 // - added all glutexamples to vrs4glut.sln 00032 // - fixed some problems in glutexamples 00033 // - removed all project references from all VS projects (using solution wide project dependencies instead) 00034 // 00035 // Revision 1.14 2004/11/05 13:58:09 basch 00036 // Class comment changed (Doxygen style) 00037 // 00038 // Revision 1.13 2004/03/12 16:28:39 baumann 00039 // macros VRS_NAMESPACE_BEGIN/_END expanded and removed 00040 // 00041 // Revision 1.12 2004/01/19 11:43:57 baumann 00042 // serialization mechanism improved 00043 // 00044 // Revision 1.11 2003/11/07 14:19:24 kirsch 00045 // removed leading underscore from include guards 00046 // 00047 // Revision 1.10 2002/10/29 10:32:52 baumann 00048 // macros VRS_CLASSNAME_* and VRS_IMPL_TYPEINFO_* removed 00049 // 00050 // Revision 1.9 2002/03/03 21:44:25 kosta 00051 // VRS_TYPEINFO-macro rewritten 00052 // 00053 // Revision 1.8 2002/02/19 10:34:12 kosta 00054 // undone all changes since 2002-02-15 00055 // 00056 // Revision 1.5 2002/02/05 07:48:25 kosta 00057 // new persistency macros: 00058 // VRS_SERIALIZABLE(CLASS_NAME); 00059 // VRS_SERIALIZABLE_ABSTRACT_CLASS(CLASS_NAME); 00060 // VRS_SERIALIZABLE_NO_SO_CLASS(CLASS_NAME) 00061 // 00062 // Revision 1.4 2002/02/04 13:07:19 kosta 00063 // VRS_SERIALIZABLE macros completely rewritten 00064 // 00065 // Revision 1.3 2002/01/15 16:25:54 kosta 00066 // macros rewritten for a better namespace support 00067 // 00068 // Revision 1.2 2001/11/13 16:36:31 kirsch 00069 // changed line feed to unix style (removed control-M) 00070 // 00071 // Revision 1.1.1.1 2001/06/08 08:09:20 kirsch 00072 // imported alpha-version by olli 00073 // 00074 00075 00076 #ifndef VRS_SPOTLIGHT_H 00077 #define VRS_SPOTLIGHT_H 00078 00079 #include <vrs/pointlight.h> 00080 00081 namespace VRS { 00082 00084 class VRS_CORE_API SpotLight : public PointLight { 00085 00086 public: 00087 SpotLight( 00088 const Vector& pos = Vector(0,0,0), 00089 const Vector& dir=Vector(1,0,0), 00090 const Color& col = Color::white, 00091 double spotAngle=45, 00092 double spotExponent=10, 00093 double intensity = 0.5, 00094 double ambientIntensity = 0.05, 00095 double const_attenuation = 1.0, 00096 double linear_attenuation = 1.0, 00097 double quadratic_attenuation = 0.0 00098 ); 00105 void setDirection(const Vector&); 00106 Vector getDirection() const; 00108 00109 void setSpotAngle(double); 00110 double getSpotAngle() const; 00112 00113 void setSpotExponent(double); 00114 double getSpotExponent() const; 00116 00117 VRS_TYPEINFO(SpotLight, PointLight); 00118 VRS_SERIALIZABLE(SpotLight); 00119 00120 private: 00121 Vector direction_; 00122 double spotAngle_; 00123 double spotExponent_; 00124 }; 00125 00126 inline Vector SpotLight::getDirection() const { return direction_; } 00127 inline double SpotLight::getSpotAngle() const { return spotAngle_; } 00128 inline double SpotLight::getSpotExponent() const { return spotExponent_; } 00129 00130 } // namespace VRS 00131 00132 #endif // VRS_SPOTLIGHT_H