meshqualityerrorestimator.h

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/*
 *
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 *
 *
 *             OOFEM : Object Oriented Finite Element Code
 *
 *               Copyright (C) 1993 - 2025   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 meshqualityerrorestimator_h
#define meshqualityerrorestimator_h
 
#include "errorestimator.h"
#include "errorestimatortype.h"
 
#define _IFT_MeshQualityErrorEstimator_Name "meshquality"
 
namespace oofem {
class Domain;
class Element;
class TimeStep;
class IntegrationRule;
class FEInterpolation;
class OOFEM_EXPORT MeshQualityErrorEstimator : public ErrorEstimator
{
protected:
    static double computeTriangleRadiusError(Element *elem);

    static double computeJacobianError(FEInterpolation &fei, IntegrationRule &ir, Element *elem);
 
public:
    MeshQualityErrorEstimator(int n, Domain * d) : ErrorEstimator(n, d) {
        this->eeType = EET_MeshQuality;
    }

    virtual ~MeshQualityErrorEstimator() { }
 
    double giveElementError(EE_ErrorType type, Element *elem, TimeStep *tStep) override;

    double giveValue(EE_ValueType type, TimeStep *tStep) override;

    int estimateError(EE_ErrorMode mode, TimeStep *tStep) override;
 
    RemeshingCriteria *giveRemeshingCrit() override { return nullptr; }
 
    void initializeFrom(InputRecord &ir) override;
    const char *giveClassName() const override { return "MeshQualityErrorEstimator"; }
    const char *giveInputRecordName() const override { return _IFT_MeshQualityErrorEstimator_Name; }
};
} // end namespace oofem
#endif // meshqualityerrorestimator_h