//=========================================================================== // GoTools Core - SINTEF Geometry Tools Core library, version 2.0.1 // // Copyright (C) 2000-2007, 2010 SINTEF ICT, Applied Mathematics, Norway. // // This program is free software; you can redistribute it and/or // modify it under the terms of the GNU General Public License // as published by the Free Software Foundation version 2 of the License. // // This program is distributed in the hope that it will be useful, // but WITHOUT ANY WARRANTY; without even the implied warranty of // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the // GNU General Public License for more details. // // You should have received a copy of the GNU General Public License // along with this program; if not, write to the Free Software // Foundation, Inc., // 59 Temple Place - Suite 330, // Boston, MA 02111-1307, USA. // // Contact information: E-mail: tor.dokken@sintef.no // SINTEF ICT, Department of Applied Mathematics, // P.O. Box 124 Blindern, // 0314 Oslo, Norway. // // Other licenses are also available for this software, notably licenses // for: // - Building commercial software. // - Building software whose source code you wish to keep private. //===========================================================================
00001 #ifndef _CROSSTANOFFDIST_ 00002 #define _CROSSTANOFFDIST_ 00003 00004 #include "GoTools/creators/EvalCurve.h" 00005 #include "GoTools/geometry/SplineCurve.h" 00006 #include <vector> 00007 #include <boost/smart_ptr.hpp> 00008 00009 00010 namespace Go 00011 { 00012 00016 class CrossTanOffDist : public EvalCurve 00017 { 00018 public: 00019 00035 CrossTanOffDist(boost::shared_ptr<SplineCurve>& poscurve, 00036 boost::shared_ptr<SplineCurve>& tangcv1, 00037 boost::shared_ptr<SplineCurve>& tangcv2, 00038 boost::shared_ptr<SplineCurve>& blend1, 00039 boost::shared_ptr<SplineCurve>& blend2, 00040 boost::shared_ptr<SplineCurve>& opposite1, 00041 boost::shared_ptr<SplineCurve>& opposite2, 00042 double factor); 00043 00044 00046 virtual ~CrossTanOffDist(); 00047 00051 virtual Point eval( double t) const; 00052 00065 virtual void eval( double t, int n, Point der[]) const; // n = order of diff 00066 00069 virtual double start() const; 00070 00073 virtual double end() const; 00074 00077 virtual int dim() const; 00078 00089 virtual bool approximationOK(double par, Point approxpos, 00090 double tol1, double tol2) const; 00091 00092 private: 00093 const boost::shared_ptr<SplineCurve> poscurve_; 00094 std::vector<boost::shared_ptr<SplineCurve> > tangcurves_; 00095 std::vector<boost::shared_ptr<SplineCurve> > blends_; 00096 boost::shared_ptr<SplineCurve> oppositepos_; 00097 boost::shared_ptr<SplineCurve> lengthfac_; 00098 boost::shared_ptr<SplineCurve> avcross_; 00099 const double epstol_; 00100 00108 void evalcrtan(double t, Point& blend, Point& projdiff) const ; 00109 00119 void evalcrtan(double t, int n, Point derblend[], Point derproj[]) const; 00120 00125 Point evalblend(double t) const; 00126 00130 Point evaldiff(double t) const ; 00131 00138 void evaldiff(double t, int n, Point der[]) const ; 00139 }; 00140 00141 00142 } // namespace Go 00143 00144 #endif