include/opencascade/Contap_ArcFunction.hxx

0001 // Created on: 1993-06-03
0002 // Created by: Jacques GOUSSARD
0003 // Copyright (c) 1993-1999 Matra Datavision
0004 // Copyright (c) 1999-2014 OPEN CASCADE SAS
0005 //
0006 // This file is part of Open CASCADE Technology software library.
0007 //
0008 // This library is free software; you can redistribute it and/or modify it under
0009 // the terms of the GNU Lesser General Public License version 2.1 as published
0010 // by the Free Software Foundation, with special exception defined in the file
0011 // OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT
0012 // distribution for complete text of the license and disclaimer of any warranty.
0013 //
0014 // Alternatively, this file may be used under the terms of Open CASCADE
0015 // commercial license or contractual agreement.
0016
0017 #ifndef _Contap_ArcFunction_HeaderFile
0018 #define _Contap_ArcFunction_HeaderFile
0019
0020 #include <Adaptor2d_Curve2d.hxx>
0021 #include <Adaptor3d_Surface.hxx>
0022 #include <Contap_TFunction.hxx>
0023 #include <gp_Dir.hxx>
0024 #include <gp_Pnt.hxx>
0025 #include <NCollection_Sequence.hxx>
0026 #include <IntSurf_Quadric.hxx>
0027 #include <math_FunctionWithDerivative.hxx>
0028
0029 class Contap_ArcFunction : public math_FunctionWithDerivative
0030 {
0031 public:
0032   DEFINE_STANDARD_ALLOC
0033
0034   Standard_EXPORT Contap_ArcFunction();
0035
0036   Standard_EXPORT void Set(const occ::handle<Adaptor3d_Surface>& S);
0037
0038   void Set(const gp_Dir& Direction);
0039
0040   void Set(const gp_Dir& Direction, const double Angle);
0041
0042   void Set(const gp_Pnt& Eye);
0043
0044   void Set(const gp_Pnt& Eye, const double Angle);
0045
0046   void Set(const occ::handle<Adaptor2d_Curve2d>& A);
0047
0048   Standard_EXPORT bool Value(const double X, double& F) override;
0049
0050   Standard_EXPORT bool Derivative(const double X, double& D) override;
0051
0052   Standard_EXPORT bool Values(const double X, double& F, double& D) override;
0053
0054   Standard_EXPORT int NbSamples() const;
0055
0056   Standard_EXPORT int GetStateNumber() override;
0057
0058   const gp_Pnt& Valpoint(const int Index) const;
0059
0060   Standard_EXPORT const IntSurf_Quadric& Quadric() const;
0061
0062   //! Returns mySurf field
0063   const occ::handle<Adaptor3d_Surface>& Surface() const;
0064
0065   //! Returns the point, which has been computed
0066   //! while the last calling Value() method
0067   const gp_Pnt& LastComputedPoint() const;
0068
0069 private:
0070   occ::handle<Adaptor2d_Curve2d> myArc;
0071   occ::handle<Adaptor3d_Surface> mySurf;
0072   double                         myMean;
0073   Contap_TFunction               myType;
0074   gp_Dir                         myDir;
0075   double                         myCosAng;
0076   gp_Pnt                         myEye;
0077   gp_Pnt                         solpt;
0078   NCollection_Sequence<gp_Pnt>   seqpt;
0079   IntSurf_Quadric                myQuad;
0080 };
0081
0082 #include <Contap_ArcFunction.lxx>
0083
0084 #endif // _Contap_ArcFunction_HeaderFile