solution_history.h

Go to the documentation of this file.

// The libMesh Finite Element Library.
// Copyright (C) 2002-2019 Benjamin S. Kirk, John W. Peterson, Roy H. Stogner
 
// This library is free software; you can redistribute it and/or
// modify it under the terms of the GNU Lesser General Public
// License as published by the Free Software Foundation; either
// version 2.1 of the License, or (at your option) any later version.
 
// This library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
// Lesser General Public License for more details.
 
// You should have received a copy of the GNU Lesser General Public
// License along with this library; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 
#ifndef LIBMESH_SOLUTION_HISTORY_H
#define LIBMESH_SOLUTION_HISTORY_H
 
// Local Includes
#include "libmesh/system.h"
 
namespace libMesh
{
 
class SolutionHistory
{
public:
 
  SolutionHistory() :
    overwrite_previously_stored(false) {}
 
  virtual ~SolutionHistory () {}
 
  virtual void store() = 0;
 
  virtual void retrieve() = 0;
 
  virtual std::unique_ptr<SolutionHistory > clone() const = 0;
 
  void set_overwrite_previously_stored (bool val)
  { overwrite_previously_stored = val; }
 
protected:
 
  // Flag to specify whether we want to overwrite previously stored
  // vectors at a given time or not
  bool overwrite_previously_stored;
};
 
} // end namespace libMesh
 
#endif // LIBMESH_SOLUTION_HISTORY_H