00001 //=========================================================================== 00002 // GoTools - SINTEF Geometry Tools version 1.1 00003 // 00004 // GoTools module: CORE 00005 // 00006 // Copyright (C) 2000-2007 SINTEF ICT, Applied Mathematics, Norway. 00007 // 00008 // This program is free software; you can redistribute it and/or 00009 // modify it under the terms of the GNU General Public License 00010 // as published by the Free Software Foundation version 2 of the License. 00011 // 00012 // This program is distributed in the hope that it will be useful, 00013 // but WITHOUT ANY WARRANTY; without even the implied warranty of 00014 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 00015 // GNU General Public License for more details. 00016 // 00017 // You should have received a copy of the GNU General Public License 00018 // along with this program; if not, write to the Free Software 00019 // Foundation, Inc., 00020 // 59 Temple Place - Suite 330, 00021 // Boston, MA 02111-1307, USA. 00022 // 00023 // Contact information: E-mail: tor.dokken@sintef.no 00024 // SINTEF ICT, Department of Applied Mathematics, 00025 // P.O. Box 124 Blindern, 00026 // 0314 Oslo, Norway. 00027 // 00028 // Other licenses are also available for this software, notably licenses 00029 // for: 00030 // - Building commercial software. 00031 // - Building software whose source code you wish to keep private. 00032 //=========================================================================== 00033 #ifndef _GOEVALSURFACE_H_ 00034 #define _GOEVALSURFACE_H_ 00035 00036 00037 #include "Point.h" 00038 00039 #include <vector> 00040 00041 namespace Go 00042 { 00045 00046 00051 class EvalCurveSet 00052 { 00053 public: 00055 virtual ~EvalCurveSet() 00056 {} 00057 00061 virtual std::vector<Point> eval(double t)=0; 00062 00067 virtual void eval(double t, int n, std::vector<std::vector<Point> >& der)=0; // n = order of diff 00068 00071 virtual double start()=0; 00072 00075 virtual double end()=0; 00076 00079 virtual int dim() = 0; 00080 00088 virtual bool approximationOK(double par, const std::vector<Point>& approxpos, 00089 double tol1, double tol2)=0; 00090 00093 virtual int nmbCvs() = 0; 00094 }; 00095 00097 } // namespace Go 00098 00099 #endif // _GOEVALSURFACE_H_ 00100