include/opencascade/GeomFill_PlanFunc.hxx

0001 // Created on: 1998-10-29
0002 // Created by: Philippe MANGIN
0003 // Copyright (c) 1998-1999 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 _GeomFill_PlanFunc_HeaderFile
0018 #define _GeomFill_PlanFunc_HeaderFile
0019
0020 #include <Standard.hxx>
0021 #include <Standard_DefineAlloc.hxx>
0022 #include <Standard_Handle.hxx>
0023
0024 #include <gp_XYZ.hxx>
0025 #include <gp_Pnt.hxx>
0026 #include <math_FunctionWithDerivative.hxx>
0027
0028 class gp_Vec;
0029
0030
0031
0032 class GeomFill_PlanFunc  : public math_FunctionWithDerivative
0033 {
0034 public:
0035
0036   DEFINE_STANDARD_ALLOC
0037
0038
0039   Standard_EXPORT GeomFill_PlanFunc(const gp_Pnt& P, const gp_Vec& V, const Handle(Adaptor3d_Curve)& C);
0040
0041   //! computes the value <F>of the function for the variable <X>.
0042   //! Returns True if the calculation were successfully done,
0043   //! False otherwise.
0044   Standard_EXPORT virtual Standard_Boolean Value (const Standard_Real X, Standard_Real& F) Standard_OVERRIDE;
0045
0046   //! computes the derivative <D> of the function
0047   //! for the variable <X>.
0048   //! Returns True if the calculation were successfully done,
0049   //! False otherwise.
0050   Standard_EXPORT virtual Standard_Boolean Derivative (const Standard_Real X, Standard_Real& D) Standard_OVERRIDE;
0051
0052   //! computes the value <F> and the derivative <D> of the
0053   //! function for the variable <X>.
0054   //! Returns True if the calculation were successfully done,
0055   //! False otherwise.
0056   Standard_EXPORT virtual Standard_Boolean Values (const Standard_Real X, Standard_Real& F, Standard_Real& D) Standard_OVERRIDE;
0057
0058   Standard_EXPORT void D2 (const Standard_Real X, Standard_Real& F, Standard_Real& D1, Standard_Real& D2);
0059
0060   Standard_EXPORT void DEDT (const Standard_Real X, const gp_Vec& DP, const gp_Vec& DV, Standard_Real& DF);
0061
0062   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);
0063
0064
0065
0066
0067 protected:
0068
0069
0070
0071
0072
0073 private:
0074
0075
0076
0077   gp_XYZ myPnt;
0078   gp_XYZ myVec;
0079   gp_XYZ V;
0080   gp_Pnt G;
0081   Handle(Adaptor3d_Curve) myCurve;
0082
0083
0084 };
0085
0086
0087
0088
0089
0090
0091
0092 #endif // _GeomFill_PlanFunc_HeaderFile