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 class GeomFill_PlanFunc : public math_FunctionWithDerivative
0031 {
0032 public:
0033   DEFINE_STANDARD_ALLOC
0034
0035   Standard_EXPORT GeomFill_PlanFunc(const gp_Pnt&                       P,
0036                                     const gp_Vec&                       V,
0037                                     const occ::handle<Adaptor3d_Curve>& C);
0038
0039   //! computes the value <F>of the function for the variable <X>.
0040   //! Returns True if the calculation were successfully done,
0041   //! False otherwise.
0042   Standard_EXPORT bool Value(const double X, double& F) override;
0043
0044   //! computes the derivative <D> of the function
0045   //! for the variable <X>.
0046   //! Returns True if the calculation were successfully done,
0047   //! False otherwise.
0048   Standard_EXPORT bool Derivative(const double X, double& D) override;
0049
0050   //! computes the value <F> and the derivative <D> of the
0051   //! function for the variable <X>.
0052   //! Returns True if the calculation were successfully done,
0053   //! False otherwise.
0054   Standard_EXPORT bool Values(const double X, double& F, double& D) override;
0055
0056   Standard_EXPORT void D2(const double X, double& F, double& D1, double& D2);
0057
0058   Standard_EXPORT void DEDT(const double X, const gp_Vec& DP, const gp_Vec& DV, double& DF);
0059
0060   Standard_EXPORT void D2E(const double  X,
0061                            const gp_Vec& DP,
0062                            const gp_Vec& D2P,
0063                            const gp_Vec& DV,
0064                            const gp_Vec& D2V,
0065                            double&       DFDT,
0066                            double&       D2FDT2,
0067                            double&       D2FDTDX);
0068
0069 private:
0070   gp_XYZ                       myPnt;
0071   gp_XYZ                       myVec;
0072   gp_XYZ                       V;
0073   gp_Pnt                       G;
0074   occ::handle<Adaptor3d_Curve> myCurve;
0075 };
0076
0077 #endif // _GeomFill_PlanFunc_HeaderFile