include/opencascade/Bisector_FunctionInter.hxx

0001 // Created on: 1994-04-05
0002 // Created by: Yves FRICAUD
0003 // Copyright (c) 1994-1999 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 _Bisector_FunctionInter_HeaderFile
0018 #define _Bisector_FunctionInter_HeaderFile
0019
0020 #include <Standard.hxx>
0021 #include <Standard_DefineAlloc.hxx>
0022 #include <Standard_Handle.hxx>
0023
0024 #include <math_FunctionWithDerivative.hxx>
0025 class Geom2d_Curve;
0026 class Bisector_Curve;
0027
0028 //! 2                      2
0029 //! F(u) = (PC(u) - PBis1(u)) + (PC(u) - PBis2(u))
0030 class Bisector_FunctionInter : public math_FunctionWithDerivative
0031 {
0032 public:
0033   DEFINE_STANDARD_ALLOC
0034
0035   Standard_EXPORT Bisector_FunctionInter();
0036
0037   Standard_EXPORT Bisector_FunctionInter(const occ::handle<Geom2d_Curve>&   C,
0038                                          const occ::handle<Bisector_Curve>& Bis1,
0039                                          const occ::handle<Bisector_Curve>& Bis2);
0040
0041   Standard_EXPORT void Perform(const occ::handle<Geom2d_Curve>&   C,
0042                                const occ::handle<Bisector_Curve>& Bis1,
0043                                const occ::handle<Bisector_Curve>& Bis2);
0044
0045   //! Computes the values of the Functions for the variable <X>.
0046   Standard_EXPORT bool Value(const double X, double& F) override;
0047
0048   Standard_EXPORT bool Derivative(const double X, double& D) override;
0049
0050   //! Returns the values of the functions and the derivatives
0051   //! for the variable <X>.
0052   Standard_EXPORT bool Values(const double X, double& F, double& D) override;
0053
0054 private:
0055   occ::handle<Geom2d_Curve>   curve;
0056   occ::handle<Bisector_Curve> bisector1;
0057   occ::handle<Bisector_Curve> bisector2;
0058 };
0059
0060 #endif // _Bisector_FunctionInter_HeaderFile