StandardEigenAlgo.h

// -*-c++-*-
//----------------------------------------------------------------------------
//  XC program; finite element analysis code
//  for structural analysis and design.
//
//  Copyright (C)  Luis C. Pérez Tato
//
//  This program derives from OpenSees <http://opensees.berkeley.edu>
//  developed by the  «Pacific earthquake engineering research center».
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//  of the original program (see copyright_opensees.txt)
//  XC is free software: you can redistribute it and/or modify
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//  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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//
//
// You should have received a copy of the GNU General Public License 
// along with this program.
// If not, see <http://www.gnu.org/licenses/>.
//----------------------------------------------------------------------------
/* ****************************************************************** **
**    OpenSees - Open System for Earthquake Engineering Simulation    **
**          Pacific Earthquake Engineering Research Center            **
**                                                                    **
**                                                                    **
** (C) Copyright 1999, The Regents of the University of California    **
** All Rights Reserved.                                               **
**                                                                    **
** Commercial use of this program without express permission of the   **
** University of California, Berkeley, is strictly prohibited.  See   **
** file 'COPYRIGHT'  in main directory for information on usage and   **
** redistribution,  and for a DISCLAIMER OF ALL WARRANTIES.           **
**                                                                    **
** Developed by:                                                      **
**   Frank McKenna (fmckenna@ce.berkeley.edu)                         **
**   Gregory L. Fenves (fenves@ce.berkeley.edu)                       **
**   Filip C. Filippou (filippou@ce.berkeley.edu)                     **
**                                                                    **
** ****************************************************************** */
                                                                        
// $Revision: 1.2 $
// $Date: 2003/02/14 23:00:41 $
// $Source: /usr/local/cvs/OpenSees/SRC/analysis/algorithm/eigenAlgo/StandardEigenAlgo.h,v $
                                                                        
// Written: MHS
// Created: Oct 2001
//
// Description: This file contains the class definition of StandardEigenAlgo.
// StandardEigenAlgo is a class which performs a eigen solution algorithm
// to solve standard eigenvalue equations. It is not expected that 
// this class will have subclasses.

#ifndef StandardEigenAlgo_h
#define StandardEigenAlgo_h

#include <solution/analysis/algorithm/eigenAlgo/EigenAlgorithm.h>

namespace XC {

//
class StandardEigenAlgo: public EigenAlgorithm
  {
  protected:
    friend class SolutionStrategy;
    StandardEigenAlgo(SolutionStrategy *);
    virtual SolutionAlgorithm *getCopy(void) const;
  public:
    virtual int solveCurrentStep(int numModes);
    virtual int sendSelf(Communicator &);
    virtual int recvSelf(const Communicator &);
    virtual void Print(std::ostream &s, int flag = 0) const;
  };
inline SolutionAlgorithm *StandardEigenAlgo::getCopy(void) const
  { return new StandardEigenAlgo(*this); }
} // end of XC namespace

#endif