include/opencascade/IntPatch_ArcFunction.hxx

0001 // Created on: 1993-06-07
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 _IntPatch_ArcFunction_HeaderFile
0018 #define _IntPatch_ArcFunction_HeaderFile
0019
0020 #include <Adaptor2d_Curve2d.hxx>
0021 #include <Adaptor3d_Surface.hxx>
0022 #include <IntSurf_Quadric.hxx>
0023 #include <TColgp_SequenceOfPnt.hxx>
0024 #include <math_FunctionWithDerivative.hxx>
0025
0026 class IntPatch_ArcFunction  : public math_FunctionWithDerivative
0027 {
0028 public:
0029
0030   DEFINE_STANDARD_ALLOC
0031
0032
0033   Standard_EXPORT IntPatch_ArcFunction();
0034
0035     void SetQuadric (const IntSurf_Quadric& Q);
0036
0037     void Set (const Handle(Adaptor2d_Curve2d)& A);
0038
0039     void Set (const Handle(Adaptor3d_Surface)& S);
0040
0041   Standard_EXPORT Standard_Boolean Value (const Standard_Real X, Standard_Real& F) Standard_OVERRIDE;
0042
0043   Standard_EXPORT Standard_Boolean Derivative (const Standard_Real X, Standard_Real& D) Standard_OVERRIDE;
0044
0045   Standard_EXPORT Standard_Boolean Values (const Standard_Real X, Standard_Real& F, Standard_Real& D) Standard_OVERRIDE;
0046
0047   Standard_EXPORT Standard_Integer NbSamples() const;
0048
0049   Standard_EXPORT virtual Standard_Integer GetStateNumber() Standard_OVERRIDE;
0050
0051     const gp_Pnt& Valpoint (const Standard_Integer Index) const;
0052
0053     const IntSurf_Quadric& Quadric() const;
0054
0055     const Handle(Adaptor2d_Curve2d)& Arc() const;
0056
0057     const Handle(Adaptor3d_Surface)& Surface() const;
0058
0059     //! Returns the point, which has been computed
0060     //! while the last calling Value() method
0061     const gp_Pnt& LastComputedPoint() const;
0062
0063
0064
0065 protected:
0066
0067
0068
0069
0070
0071 private:
0072
0073
0074
0075   Handle(Adaptor2d_Curve2d) myArc;
0076   Handle(Adaptor3d_Surface) mySurf;
0077   IntSurf_Quadric myQuad;
0078   gp_Pnt ptsol;
0079   TColgp_SequenceOfPnt seqpt;
0080
0081
0082 };
0083
0084
0085 #include <IntPatch_ArcFunction.lxx>
0086
0087
0088
0089
0090
0091 #endif // _IntPatch_ArcFunction_HeaderFile