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rAKA/src/model/solid_mechanics/materials/material_damage/material_marigo.hh
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material_marigo.hh
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/**
* @file material_marigo.hh
*
* @author Guillaume Anciaux <guillaume.anciaux@epfl.ch>
* @author Nicolas Richart <nicolas.richart@epfl.ch>
* @author Marion Estelle Chambart <marion.chambart@epfl.ch>
*
* @date creation: Thu Feb 02 2012
* @date last modification: Wed Nov 13 2013
*
* @brief Marigo damage law
*
* @section LICENSE
*
* Copyright (©) 2014 EPFL (Ecole Polytechnique Fédérale de Lausanne)
* Laboratory (LSMS - Laboratoire de Simulation en Mécanique des Solides)
*
* Akantu 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 3 of the License, or (at your option) any
* later version.
*
* Akantu 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 Akantu. If not, see <http://www.gnu.org/licenses/>.
*
*/
/* -------------------------------------------------------------------------- */
#include "aka_common.hh"
#include "material_damage.hh"
#include "material.hh"
/* -------------------------------------------------------------------------- */
#ifndef __AKANTU_MATERIAL_MARIGO_HH__
#define __AKANTU_MATERIAL_MARIGO_HH__
__BEGIN_AKANTU__
/**
* Material marigo
*
* parameters in the material files :
* - Yd : (default: 50)
* - Sd : (default: 5000)
* - Ydrandomness : (default:0)
*/
template<UInt spatial_dimension>
class MaterialMarigo : public MaterialDamage<spatial_dimension> {
/* ------------------------------------------------------------------------ */
/* Constructors/Destructors */
/* ------------------------------------------------------------------------ */
public:
MaterialMarigo(SolidMechanicsModel & model, const ID & id = "");
virtual ~MaterialMarigo() {};
/* ------------------------------------------------------------------------ */
/* Methods */
/* ------------------------------------------------------------------------ */
public:
void initMaterial();
virtual void updateInternalParameters();
/// constitutive law for all element of a type
void computeStress(ElementType el_type, GhostType ghost_type = _not_ghost);
protected:
/// constitutive law for a given quadrature point
inline void computeStressOnQuad(Matrix<Real> & grad_u,
Matrix<Real> & sigma,
Real & dam,
Real & Y,
Real & Ydq);
inline void computeDamageAndStressOnQuad(Matrix<Real> & sigma,
Real & dam,
Real & Y,
Real & Ydq);
/* ------------------------------------------------------------------------ */
/* DataAccessor inherited members */
/* ------------------------------------------------------------------------ */
public:
inline virtual UInt getNbDataForElements(const Array<Element> & elements,
SynchronizationTag tag) const;
inline virtual void packElementData(CommunicationBuffer & buffer,
const Array<Element> & elements,
SynchronizationTag tag) const;
inline virtual void unpackElementData(CommunicationBuffer & buffer,
const Array<Element> & elements,
SynchronizationTag tag);
/* ------------------------------------------------------------------------ */
/* Accessors */
/* ------------------------------------------------------------------------ */
public:
/* ------------------------------------------------------------------------ */
/* Class Members */
/* ------------------------------------------------------------------------ */
protected:
/// resistance to damage
RandomInternalField<Real> Yd;
/// damage threshold
Real Sd;
/// critical epsilon when the material is considered as broken
Real epsilon_c;
Real Yc;
bool damage_in_y;
bool yc_limit;
};
/* -------------------------------------------------------------------------- */
/* inline functions */
/* -------------------------------------------------------------------------- */
#include "material_marigo_inline_impl.cc"
__END_AKANTU__
#endif /* __AKANTU_MATERIAL_MARIGO_HH__ */
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