text: // Created on: 1997-09-18
  // Created by: Philippe MANGIN
  // Copyright (c) 1997-1999 Matra Datavision
  // Copyright (c) 1999-2014 OPEN CASCADE SAS
  //
  // This file is part of Open CASCADE Technology software library.
  //
  // This library is free software; you can redistribute it and/or modify it under
  // the terms of the GNU Lesser General Public License version 2.1 as published
  // by the Free Software Foundation, with special exception defined in the file
  // OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT
  // distribution for complete text of the license and disclaimer of any warranty.
  //
  // Alternatively, this file may be used under the terms of Open CASCADE
  // commercial license or contractual agreement.
  
  #ifndef _FEmTool_LinearFlexion_HeaderFile
  #define _FEmTool_LinearFlexion_HeaderFile
  
  #include <Standard.hxx>
  #include <Standard_Type.hxx>
  
  #include <math_Matrix.hxx>
  #include <Standard_Integer.hxx>
  #include <FEmTool_ElementaryCriterion.hxx>
  #include <GeomAbs_Shape.hxx>
  #include <TColStd_HArray2OfInteger.hxx>
  #include <Standard_Real.hxx>
  #include <math_Vector.hxx>
  
  
  class FEmTool_LinearFlexion;
  DEFINE_STANDARD_HANDLE(FEmTool_LinearFlexion, FEmTool_ElementaryCriterion)
  
  //! Criterium of LinearFlexion To Hermit-Jacobi  elements
  class FEmTool_LinearFlexion : public FEmTool_ElementaryCriterion
  {
  
  public:
  
    
    Standard_EXPORT FEmTool_LinearFlexion(const Standard_Integer WorkDegree, const GeomAbs_Shape ConstraintOrder);
    
    Standard_EXPORT virtual Handle(TColStd_HArray2OfInteger) DependenceTable() const Standard_OVERRIDE;
    
    Standard_EXPORT virtual Standard_Real Value() Standard_OVERRIDE;
    
    Standard_EXPORT virtual void Hessian (const Standard_Integer Dimension1, const Standard_Integer Dimension2, math_Matrix& H) Standard_OVERRIDE;
    
    Standard_EXPORT virtual void Gradient (const Standard_Integer Dimension, math_Vector& G) Standard_OVERRIDE;
  
  
  
  
    DEFINE_STANDARD_RTTIEXT(FEmTool_LinearFlexion,FEmTool_ElementaryCriterion)
  
  protected:
  
  
  
  
  private:
  
  
    math_Matrix RefMatrix;
    Standard_Integer myOrder;
  
  
  };
  
  
  
  
  
  
  
  #endif // _FEmTool_LinearFlexion_HeaderFile
  