include/opencascade/AdvApprox_PrefAndRec.hxx

0001 // Created on: 1996-11-14
0002 // Created by: Philippe MANGIN
0003 // Copyright (c) 1996-1999 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 _AdvApprox_PrefAndRec_HeaderFile
0018 #define _AdvApprox_PrefAndRec_HeaderFile
0019
0020 #include <Standard.hxx>
0021 #include <Standard_DefineAlloc.hxx>
0022 #include <Standard_Handle.hxx>
0023
0024 #include <NCollection_Array1.hxx>
0025 #include <AdvApprox_Cutting.hxx>
0026 #include <Standard_Boolean.hxx>
0027
0028 //! inherits class Cutting; contains a list of preferential points (pi)i
0029 //! and a list of Recommended points used in cutting management.
0030 //! if Cutting is necessary in [a,b], we cut at the di nearest from (a+b)/2
0031 class AdvApprox_PrefAndRec : public AdvApprox_Cutting
0032 {
0033 public:
0034   DEFINE_STANDARD_ALLOC
0035
0036   Standard_EXPORT AdvApprox_PrefAndRec(const NCollection_Array1<double>& RecomendedCut,
0037                                        const NCollection_Array1<double>& PrefferedCut,
0038                                        const double                      Weight = 5);
0039
0040   //! cuting value is
0041   //! - the recommended point nerest of (a+b)/2
0042   //! if pi is in ]a,b[ or else
0043   //! -  the preferential point nearest of (a+b) / 2
0044   //! if pi is in ](r*a+b)/(r+1) , (a+r*b)/(r+1)[ where r = Weight
0045   //! -  or (a+b)/2 else.
0046   Standard_EXPORT bool Value(const double a, const double b, double& cuttingvalue) const override;
0047
0048 private:
0049   NCollection_Array1<double> myRecCutting;
0050   NCollection_Array1<double> myPrefCutting;
0051   double                     myWeight;
0052 };
0053
0054 #endif // _AdvApprox_PrefAndRec_HeaderFile