1 // Created on: 1998-10-29
2 // Created by: Philippe MANGIN
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_PlanFunc_HeaderFile
18 #define _GeomFill_PlanFunc_HeaderFile
20 #include <Standard.hxx>
21 #include <Standard_DefineAlloc.hxx>
22 #include <Standard_Handle.hxx>
26 #include <math_FunctionWithDerivative.hxx>
27 #include <Standard_Boolean.hxx>
28 #include <Standard_Real.hxx>
34 class GeomFill_PlanFunc : public math_FunctionWithDerivative
41 Standard_EXPORT GeomFill_PlanFunc(const gp_Pnt& P, const gp_Vec& V, const Handle(Adaptor3d_Curve)& C);
43 //! computes the value <F>of the function for the variable <X>.
44 //! Returns True if the calculation were successfully done,
46 Standard_EXPORT virtual Standard_Boolean Value (const Standard_Real X, Standard_Real& F) Standard_OVERRIDE;
48 //! computes the derivative <D> of the function
49 //! for the variable <X>.
50 //! Returns True if the calculation were successfully done,
52 Standard_EXPORT virtual Standard_Boolean Derivative (const Standard_Real X, Standard_Real& D) Standard_OVERRIDE;
54 //! computes the value <F> and the derivative <D> of the
55 //! function for the variable <X>.
56 //! Returns True if the calculation were successfully done,
58 Standard_EXPORT virtual Standard_Boolean Values (const Standard_Real X, Standard_Real& F, Standard_Real& D) Standard_OVERRIDE;
60 Standard_EXPORT void D2 (const Standard_Real X, Standard_Real& F, Standard_Real& D1, Standard_Real& D2);
62 Standard_EXPORT void DEDT (const Standard_Real X, const gp_Vec& DP, const gp_Vec& DV, Standard_Real& DF);
64 Standard_EXPORT void D2E (const Standard_Real X, const gp_Vec& DP, const gp_Vec& D2P, const gp_Vec& DV, const gp_Vec& D2V, Standard_Real& DFDT, Standard_Real& D2FDT2, Standard_Real& D2FDTDX);
83 Handle(Adaptor3d_Curve) myCurve;
94 #endif // _GeomFill_PlanFunc_HeaderFile