itkFEMLoadBCMFC.h

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/*=========================================================================

  Program:   Insight Segmentation & Registration Toolkit
  Module:    $RCSfile: itkFEMLoadBCMFC.h,v $
  Language:  C++
  Date:      $Date: 2009-01-30 21:10:13 $
  Version:   $Revision: 1.11 $

  Copyright (c) Insight Software Consortium. All rights reserved.
  See ITKCopyright.txt or http://www.itk.org/HTML/Copyright.htm for details.

     This software is distributed WITHOUT ANY WARRANTY; without even 
     the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR 
     PURPOSE.  See the above copyright notices for more information.

=========================================================================*/
#ifndef __itkFEMLoadBCMFC_h
#define __itkFEMLoadBCMFC_h

#include "itkFEMLoadBase.h"

namespace itk {
namespace fem {


// forward declaratons...
class Solver;

class LoadBCMFC : public Load
{
  FEM_CLASS(LoadBCMFC,Load)
public:

  class MFCTerm 
    {
    public:

      Element::ConstPointer m_element;

      unsigned int dof;

      Element::Float value;

      MFCTerm(Element::ConstPointer element_, int dof_, Element::Float value_) : m_element(element_), dof(dof_), value(value_) {}

    };
  
  typedef std::vector<MFCTerm> LhsType;
  LhsType lhs;

  vnl_vector<Element::Float> rhs;

  LoadBCMFC() {}

  LoadBCMFC(Element::ConstPointer element, int dof, vnl_vector<Element::Float> val);

  virtual void Read( std::istream& f, void* info );

  virtual void Write( std::ostream& f ) const;

//private:  // FIXME: CrankNicolsonSolver class, which is derived from Solver class also needs access to Index.
  int Index;
  friend class Solver;

};

FEM_CLASS_INIT(LoadBCMFC)

}} // end namespace itk::fem

#endif // #ifndef __itkFEMLoadBCMFC_h

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