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rAKA/src/model/solid_mechanics/materials/material_damage/material_mazars_non_local.cc
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material_mazars_non_local.cc
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/**
* @file material_mazars_non_local.cc
*
* @author Nicolas Richart <nicolas.richart@epfl.ch>
* @author Marion Estelle Chambart <marion.chambart@epfl.ch>
*
* @date creation: Mon Oct 03 2011
* @date last modification: Thu Jun 05 2014
*
* @brief Specialization of the material class for the non-local mazars material
*
* @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 "material_mazars_non_local.hh"
#include "solid_mechanics_model.hh"
__BEGIN_AKANTU__
/* -------------------------------------------------------------------------- */
template<UInt spatial_dimension>
MaterialMazarsNonLocal<spatial_dimension>::MaterialMazarsNonLocal(SolidMechanicsModel & model,
const ID & id) :
Material(model, id),
MaterialMazars<spatial_dimension>(model, id),
MaterialNonLocalParent(model, id),
Ehat("epsilon_equ", *this) {
AKANTU_DEBUG_IN();
this->is_non_local = true;
this->Ehat.initialize(1);
this->registerParam("average_on_damage", this->damage_in_compute_stress, false,
_pat_parsable | _pat_modifiable, "Is D the non local variable");
AKANTU_DEBUG_OUT();
}
/* -------------------------------------------------------------------------- */
template<UInt spatial_dimension>
void MaterialMazarsNonLocal<spatial_dimension>::initMaterial() {
AKANTU_DEBUG_IN();
MaterialMazars<spatial_dimension>::initMaterial();
MaterialNonLocalParent::initMaterial();
AKANTU_DEBUG_OUT();
}
/* -------------------------------------------------------------------------- */
template<UInt spatial_dimension>
void MaterialMazarsNonLocal<spatial_dimension>::computeStress(ElementType el_type,
GhostType ghost_type) {
AKANTU_DEBUG_IN();
Real * damage = this->damage(el_type, ghost_type).storage();
Real * epsilon_equ = this->Ehat(el_type, ghost_type).storage();
MATERIAL_STRESS_QUADRATURE_POINT_LOOP_BEGIN(el_type, ghost_type);
MaterialMazars<spatial_dimension>::computeStressOnQuad(grad_u, sigma,
*damage,
*epsilon_equ);
++damage;
++epsilon_equ;
MATERIAL_STRESS_QUADRATURE_POINT_LOOP_END;
AKANTU_DEBUG_OUT();
}
/* -------------------------------------------------------------------------- */
template<UInt spatial_dimension>
void MaterialMazarsNonLocal<spatial_dimension>::computeNonLocalStresses(GhostType ghost_type) {
AKANTU_DEBUG_IN();
InternalField<Real> nl_var("Non local variable", *this);
nl_var.initialize(1);
// if(this->damage_in_compute_stress)
// this->weightedAvergageOnNeighbours(this->damage, nl_var, 1);
// else
// this->weightedAvergageOnNeighbours(this->Ehat, nl_var, 1);
// Mesh::type_iterator it = this->model->getFEEngine().getMesh().firstType(spatial_dimension, ghost_type);
// Mesh::type_iterator last_type = this->model->getFEEngine().getMesh().lastType(spatial_dimension, ghost_type);
// for(; it != last_type; ++it) {
// this->computeNonLocalStress(nl_var(*it, ghost_type), *it, ghost_type);
// }
AKANTU_DEBUG_OUT();
}
/* -------------------------------------------------------------------------- */
template<UInt spatial_dimension>
void MaterialMazarsNonLocal<spatial_dimension>::computeNonLocalStress(Array<Real> & non_loc_var,
ElementType el_type,
GhostType ghost_type) {
AKANTU_DEBUG_IN();
Real * damage;
Real * epsilon_equ;
if(this->damage_in_compute_stress){
damage = non_loc_var.storage();
epsilon_equ = this->Ehat(el_type, ghost_type).storage();
} else {
damage = this->damage(el_type, ghost_type).storage();
epsilon_equ = non_loc_var.storage();
}
MATERIAL_STRESS_QUADRATURE_POINT_LOOP_BEGIN(el_type, ghost_type);
this->computeDamageAndStressOnQuad(grad_u, sigma, *damage, *epsilon_equ);
++damage;
++epsilon_equ;
MATERIAL_STRESS_QUADRATURE_POINT_LOOP_END;
AKANTU_DEBUG_OUT();
}
/* -------------------------------------------------------------------------- */
INSTANTIATE_MATERIAL(MaterialMazarsNonLocal);
__END_AKANTU__
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