1 // Created on: 1998-07-09
2 // Created by: Stephanie HUMEAU
3 // Copyright (c) 1998-1999 Matra Datavision
4 // Copyright (c) 1999-2014 OPEN CASCADE SAS
6 // This file is part of Open CASCADE Technology software library.
8 // This library is free software; you can redistribute it and/or modify it under
9 // the terms of the GNU Lesser General Public License version 2.1 as published
10 // by the Free Software Foundation, with special exception defined in the file
11 // OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT
12 // distribution for complete text of the license and disclaimer of any warranty.
14 // Alternatively, this file may be used under the terms of Open CASCADE
15 // commercial license or contractual agreement.
17 #ifndef _GeomFill_FunctionGuide_HeaderFile
18 #define _GeomFill_FunctionGuide_HeaderFile
20 #include <Standard.hxx>
21 #include <Standard_DefineAlloc.hxx>
22 #include <Standard_Handle.hxx>
24 #include <Standard_Boolean.hxx>
25 #include <Standard_Real.hxx>
27 #include <math_FunctionSetWithDerivatives.hxx>
28 #include <Standard_Integer.hxx>
29 #include <math_Vector.hxx>
30 class Adaptor3d_HCurve;
31 class GeomFill_SectionLaw;
41 class GeomFill_FunctionGuide : public math_FunctionSetWithDerivatives
48 Standard_EXPORT GeomFill_FunctionGuide(const Handle(GeomFill_SectionLaw)& S, const Handle(Adaptor3d_HCurve)& Guide, const Standard_Real ParamOnLaw = 0.0);
50 Standard_EXPORT void SetParam (const Standard_Real Param, const gp_Pnt& Centre, const gp_XYZ& Dir, const gp_XYZ& XDir);
52 //! returns the number of variables of the function.
53 Standard_EXPORT virtual Standard_Integer NbVariables() const Standard_OVERRIDE;
55 //! returns the number of equations of the function.
56 Standard_EXPORT virtual Standard_Integer NbEquations() const Standard_OVERRIDE;
58 //! computes the values <F> of the Functions for the
60 //! Returns True if the computation was done successfully,
62 Standard_EXPORT virtual Standard_Boolean Value (const math_Vector& X, math_Vector& F) Standard_OVERRIDE;
64 //! returns the values <D> of the derivatives for the
66 //! Returns True if the computation was done successfully,
68 Standard_EXPORT virtual Standard_Boolean Derivatives (const math_Vector& X, math_Matrix& D) Standard_OVERRIDE;
70 //! returns the values <F> of the functions and the derivatives
71 //! <D> for the variable <X>.
72 //! Returns True if the computation was done successfully,
74 Standard_EXPORT virtual Standard_Boolean Values (const math_Vector& X, math_Vector& F, math_Matrix& D) Standard_OVERRIDE;
76 //! returns the values <F> of the T derivatives for
77 //! the parameter Param .
78 Standard_EXPORT Standard_Boolean DerivT (const math_Vector& X, const gp_XYZ& DCentre, const gp_XYZ& DDir, math_Vector& DFDT);
80 //! returns the values <F> of the T2 derivatives for
81 //! the parameter Param .
82 //! returns the values <D> of the TX derivatives for
83 //! the parameter Param .
84 //! returns Boolean is static;
85 //! returns the values <T> of the X2 derivatives for
86 //! the parameter Param .
87 //! returns Boolean is static;
88 Standard_EXPORT Standard_Boolean Deriv2T (const gp_XYZ& DCentre, const gp_XYZ& DDir, math_Vector& DFDT, math_Vector& D2FT);
102 Standard_EXPORT void DSDT (const Standard_Real U, const Standard_Real V, const gp_XYZ& DCentre, const gp_XYZ& DDir, gp_Vec& DSDT) const;
105 Handle(Adaptor3d_HCurve) TheGuide;
106 Handle(GeomFill_SectionLaw) TheLaw;
107 Standard_Boolean isconst;
108 Handle(Geom_Curve) TheCurve;
109 Handle(Geom_Curve) TheConst;
110 Handle(Geom_Surface) TheSurface;
113 Standard_Real TheUonS;
126 #endif // _GeomFill_FunctionGuide_HeaderFile