CompressibleNeoHooke.h

Go to the documentation of this file.

/* ---------------------------------------------------------------------
 *                                       _
 *  _ __ ___   __ _ _ __ _ __ ___   ___ | |_
 * | '_ ` _ \ / _` | '__| '_ ` _ \ / _ \| __|
 * | | | | | | (_| | |  | | | | | | (_) | |_
 * |_| |_| |_|\__,_|_|  |_| |_| |_|\___/ \__|
 *
 * Unit of Strength of Materials and Structural Analysis
 * University of Innsbruck
 * 2020 - today
 *
 * festigkeitslehre@uibk.ac.at
 *
 * Alexander Dummer alexander.dummer@uibk.ac.at
 *
 * This file is part of the MAteRialMOdellingToolbox (marmot).
 *
 * 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.
 *
 * The full text of the license can be found in the file LICENSE.md at
 * the top level directory of marmot.
 * ---------------------------------------------------------------------
 */
 
#pragma once
#include "Marmot/MarmotMaterialFiniteStrain.h"
#include <string>
 
namespace Marmot::Materials {
 
  class CompressibleNeoHooke : public MarmotMaterialFiniteStrain {
  public:
    using MarmotMaterialFiniteStrain::MarmotMaterialFiniteStrain;
 
    CompressibleNeoHooke( const double* materialProperties, int nMaterialProperties, int materialLabel );
 
    static constexpr int nStateVarsRequired = 0;
 
    void computeStress( ConstitutiveResponse< 3 >&,
                        AlgorithmicModuli< 3 >&,
                        const Deformation< 3 >&,
                        const TimeIncrement& );
 
    int getNumberOfRequiredStateVars() { return this->nStateVarsRequired; }
 
    void assignStateVars( double* stateVars, int nStateVars )
    {
      this->stateVars  = stateVars;
      this->nStateVars = nStateVars;
    };
 
    StateView getStateView( const std::string& result );
  };
 
} // namespace Marmot::Materials