include/opencascade/AppDef_Gradient_BFGSOfTheGradient.hxx

0001 // Created on: 1991-12-02
0002 // Created by: Laurent PAINNOT
0003 // Copyright (c) 1991-1999 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 _AppDef_Gradient_BFGSOfTheGradient_HeaderFile
0018 #define _AppDef_Gradient_BFGSOfTheGradient_HeaderFile
0019
0020 #include <Standard.hxx>
0021 #include <Standard_DefineAlloc.hxx>
0022 #include <Standard_Handle.hxx>
0023
0024 #include <math_BFGS.hxx>
0025 #include <math_Vector.hxx>
0026 class AppDef_MultiLine;
0027 class AppDef_MyLineTool;
0028 class AppDef_TheGradient;
0029 class AppDef_ParLeastSquareOfTheGradient;
0030 class AppDef_ResConstraintOfTheGradient;
0031 class AppDef_ParFunctionOfTheGradient;
0032 class math_MultipleVarFunctionWithGradient;
0033
0034 class AppDef_Gradient_BFGSOfTheGradient : public math_BFGS
0035 {
0036 public:
0037   DEFINE_STANDARD_ALLOC
0038
0039   Standard_EXPORT AppDef_Gradient_BFGSOfTheGradient(math_MultipleVarFunctionWithGradient& F,
0040                                                     const math_Vector& StartingPoint,
0041                                                     const double       Tolerance3d,
0042                                                     const double       Tolerance2d,
0043                                                     const double       Eps,
0044                                                     const int          NbIterations = 200);
0045
0046   Standard_EXPORT bool IsSolutionReached(math_MultipleVarFunctionWithGradient& F) const override;
0047
0048 private:
0049   double myTol3d;
0050   double myTol2d;
0051 };
0052
0053 #endif // _AppDef_Gradient_BFGSOfTheGradient_HeaderFile