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 _GOLIFTCURVE_ 00034 #define _GOLIFTCURVE_ 00035 00036 00037 00038 #include "Point.h" 00039 #include "EvalCurve.h" 00040 #include "SplineCurve.h" 00041 #include "SplineSurface.h" 00042 00043 #include <boost/smart_ptr.hpp> 00044 00045 namespace Go 00046 { 00049 00050 00054 00055 class LiftCurve : public EvalCurve 00056 { 00057 public: 00058 00065 LiftCurve(boost::shared_ptr<Go::SplineCurve>& parameter_crv, 00066 boost::shared_ptr<Go::SplineSurface>& surf, 00067 double epsgeo); 00068 00070 virtual ~LiftCurve(); 00071 00072 // Inherited from EvalCurve 00073 virtual Point eval( double t) const; 00074 00075 // Inherited from EvalCurve 00076 virtual void eval(double t, int n, Point der[]) const; 00077 00078 // Inherited from EvalCurve 00079 virtual double start() const; 00080 00081 // Inherited from EvalCurve 00082 virtual double end() const; 00083 00085 virtual int dim() const; 00086 00096 virtual bool approximationOK(double par, Point approxpos, 00097 double tol1, double tol2) const; 00098 00099 private: 00100 const boost::shared_ptr<Go::SplineCurve> parameter_crv_; 00101 const boost::shared_ptr<Go::SplineSurface> surf_; 00102 const double epsgeo_; 00103 00104 }; 00105 00106 00108 } // namespace Go 00109 00110 #endif //_GOLIFTCURVE_ 00111