| 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: tessellation.h 5758 2007-02-22 09:17:20Z Haik_Lorenz $ 00018 // $Date: 2007-02-22 10:17:20 +0100 (Thu, 22 Feb 2007) $ 00019 // $Revision: 5758 $ 00020 // $State$ 00021 // $Author: Haik_Lorenz $ 00022 // 00023 // $Log$ 00024 // Revision 1.13 2005/01/03 01:43:08 klimetschek 00025 // - modified win32 project layout, splitted vrs.vcproj into vrs_container, vrs_core, vrs_sg, vrs_image, vrs_opengl and vrs_io 00026 // - removed vrs.vcproj 00027 // minor things: 00028 // - added all glutexamples to vrs4glut.sln 00029 // - fixed some problems in glutexamples 00030 // - removed all project references from all VS projects (using solution wide project dependencies instead) 00031 // 00032 // Revision 1.12 2004/11/05 13:58:10 basch 00033 // Class comment changed (Doxygen style) 00034 // 00035 // Revision 1.11 2004/03/12 16:28:39 baumann 00036 // macros VRS_NAMESPACE_BEGIN/_END expanded and removed 00037 // 00038 // Revision 1.10 2003/11/07 14:19:24 kirsch 00039 // removed leading underscore from include guards 00040 // 00041 // Revision 1.9 2002/10/29 10:32:52 baumann 00042 // macros VRS_CLASSNAME_* and VRS_IMPL_TYPEINFO_* removed 00043 // 00044 // Revision 1.8 2002/10/21 11:57:16 kirsch 00045 // added calculateObjectScreenRatio() 00046 // 00047 // Revision 1.7 2002/03/03 21:44:25 kosta 00048 // VRS_TYPEINFO-macro rewritten 00049 // 00050 // Revision 1.6 2002/02/19 10:34:13 kosta 00051 // undone all changes since 2002-02-15 00052 // 00053 // Revision 1.3 2002/01/15 16:25:54 kosta 00054 // macros rewritten for a better namespace support 00055 // 00056 // Revision 1.2 2001/11/13 16:36:31 kirsch 00057 // changed line feed to unix style (removed control-M) 00058 // 00059 // Revision 1.1.1.1 2001/06/08 08:09:20 kirsch 00060 // imported alpha-version by olli 00061 // 00062 00063 00064 #ifndef VRS_TESSELLATION_H 00065 #define VRS_TESSELLATION_H 00066 00067 #include <vrs/monoattribute.h> 00068 00069 namespace VRS { 00070 00071 class Engine; 00072 class Shape; 00073 00079 class VRS_CORE_API Tessellation : public MonoAttribute { 00080 00081 00082 public: 00083 virtual void evaluate (const Engine*, const Shape*, int& nu, int& nv) const = 0; 00088 virtual ID category() const; 00092 VRS_TYPEINFO(Tessellation, MonoAttribute); 00093 00094 protected: 00095 static double calculateObjectScreenRatio(const Engine*, const Shape*); 00100 }; 00101 00102 } // namespace VRS 00103 00104 #endif // VRS_TESSELLATION_H