remeshingcrit.h

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/*
 *
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 *               ##   ##  ##   ##  ##      ##      ## ### ##
 *              ##   ##  ##   ##  ####    ####    ##  #  ##
 *             ##   ##  ##   ##  ##      ##      ##     ##
 *            ##   ##  ##   ##  ##      ##      ##     ##
 *            #####    #####   ##      ######  ##     ##
 *
 *
 *             OOFEM : Object Oriented Finite Element Code
 *
 *               Copyright (C) 1993 - 2013   Borek Patzak
 *
 *
 *
 *       Czech Technical University, Faculty of Civil Engineering,
 *   Department of Structural Mechanics, 166 29 Prague, Czech Republic
 *
 *  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 program 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., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
 */

#ifndef remeshingcrit_h
#define remeshingcrit_h

#include "femcmpnn.h"
#include "interface.h"

namespace oofem {
class Domain;
class Element;
class TimeStep;
class ErrorEstimator;
class CommunicatorBuff;
class ProblemCommunicator;

enum RemeshingStrategy { NoRemeshing_RS, RemeshingFromCurrentState_RS, RemeshingFromPreviousState_RS };

class OOFEM_EXPORT RemeshingCriteria : public FEMComponent
{
protected:
    ErrorEstimator *ee;

#ifdef __PARALLEL_MODE
    CommunicatorBuff *commBuff;
    ProblemCommunicator *communicator;
    bool initCommMap;
#endif

public:
    RemeshingCriteria(int n, ErrorEstimator * e);
    virtual ~RemeshingCriteria();
    virtual double giveRequiredDofManDensity(int num, TimeStep *tStep, int relative = 0) = 0;
    virtual double giveDofManDensity(int num) = 0;

    virtual RemeshingStrategy giveRemeshingStrategy(TimeStep *tStep) = 0;
    virtual int estimateMeshDensities(TimeStep *tStep) = 0;

    virtual void reinitialize() { }
};
} // end namespace oofem
#endif // remeshingcrit_h