Homec4science
Diffusion akantu (releases/10.1007/s40571-024-00788-x/mode_I) Browse

rAKA/src/model/solid_mechanics/materials/material_non_local.cc
74a41d6f0ef2releases/10.1007/s40571…

Last Change
Raw File

material_non_local.cc
View Options

/**
* @file material_non_local.cc
* @author Aurelia Isabel Cuba Ramos <aurelia.cubaramos@epfl.ch>
* @date Thu Oct 8 15:12:27 2015
*
* @brief Implementation of material non-local
*
* @section LICENSE
*
* Copyright (©) 2010-2011 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_non_local.hh"
/* -------------------------------------------------------------------------- */
__BEGIN_AKANTU__
/* -------------------------------------------------------------------------- */
template<UInt DIM>
MaterialNonLocal<DIM>::MaterialNonLocal(SolidMechanicsModel & model,
const ID & id) :
Material(model, id) {
AKANTU_DEBUG_IN();
NonLocalManager & manager = this->model->getNonLocalManager();
manager.registerNonLocalMaterial(*this);
AKANTU_DEBUG_OUT();
}
/* -------------------------------------------------------------------------- */
template<UInt spatial_dimension>
MaterialNonLocal<spatial_dimension>::~MaterialNonLocal() {
}
/* -------------------------------------------------------------------------- */
template<UInt spatial_dimension>
void MaterialNonLocal<spatial_dimension>::initMaterial() {
this->registerNeighborhood();
this->insertQuadsInNeighborhoods(_not_ghost);
}
/* -------------------------------------------------------------------------- */
template<UInt spatial_dimension>
void MaterialNonLocal<spatial_dimension>::insertQuadsInNeighborhoods(GhostType ghost_type) {
NonLocalManager & manager = this->model->getNonLocalManager();
UInt _spatial_dimension = this->model->getSpatialDimension();
AKANTU_DEBUG_ASSERT(_spatial_dimension == spatial_dimension, "This assert was inserted because the current variable shadows a template parameter: cannot know which to use");
InternalField<Real> quadrature_points_coordinates("quadrature_points_coordinates_tmp_nl", *this);
quadrature_points_coordinates.initialize(spatial_dimension);
/// intialize quadrature point object
IntegrationPoint q;
q.ghost_type = ghost_type;
q.kind = _ek_regular;
Mesh::type_iterator it = this->element_filter.firstType(spatial_dimension, ghost_type, _ek_regular);
Mesh::type_iterator last_type = this->element_filter.lastType(spatial_dimension, ghost_type, _ek_regular);
for(; it != last_type; ++it) {
q.type = *it;
const Array<UInt> & elem_filter = this->element_filter(*it, ghost_type);
UInt nb_element = elem_filter.getSize();
if(nb_element) {
UInt nb_quad = this->fem->getNbIntegrationPoints(*it, ghost_type);
UInt nb_tot_quad = nb_quad * nb_element;
Array<Real> & quads = quadrature_points_coordinates(*it, ghost_type);
quads.resize(nb_tot_quad);
this->model->getFEEngine().computeIntegrationPointsCoordinates(quads, *it, ghost_type, elem_filter);
Array<Real>::const_vector_iterator quad = quads.begin(spatial_dimension);
UInt * elem = elem_filter.storage();
for (UInt e = 0; e < nb_element; ++e) {
q.element = *elem;
for (UInt nq = 0; nq < nb_quad; ++nq) {
q.num_point = nq;
q.global_num = q.element * nb_quad + nq;
manager.insertQuad(q, *quad, this->name);
++quad;
}
++elem;
}
}
}
}
/* -------------------------------------------------------------------------- */
template<UInt spatial_dimension>
void MaterialNonLocal<spatial_dimension>::updateNonLocalInternals(ElementTypeMapReal & non_local_flattened, const ID & field_id, const UInt nb_component) {
for (ghost_type_t::iterator g = ghost_type_t::begin(); g != ghost_type_t::end(); ++g) {
GhostType ghost_type = *g;
/// loop over all types in the material
typedef ElementTypeMapArray<UInt>:: type_iterator iterator;
iterator it = this->element_filter.firstType(spatial_dimension, ghost_type, _ek_regular);
iterator last_type = this->element_filter.lastType(spatial_dimension, ghost_type, _ek_regular);
for(; it != last_type; ++it) {
ElementType el_type = *it;
Array<Real> & internal = this->getInternal<Real>(field_id)(el_type, ghost_type);
Array<Real>::vector_iterator internal_it = internal.begin(nb_component);
Array<Real> & internal_flat = non_local_flattened(el_type, ghost_type);
Array<Real>::const_vector_iterator internal_flat_it = internal_flat.begin(nb_component);
/// loop all elements for the given type
const Array<UInt> & filter = this->element_filter(el_type,ghost_type);
UInt nb_elements = filter.getSize();
UInt nb_quads = this->getFEEngine().getNbIntegrationPoints(el_type, ghost_type);
for (UInt e = 0; e < nb_elements; ++e) {
UInt global_el = filter(e);
for (UInt q = 0; q < nb_quads; ++q, ++internal_it) {
UInt global_quad = global_el * nb_quads + q;
*internal_it = internal_flat_it[global_quad];
}
}
}
}
}
/* -------------------------------------------------------------------------- */
template<UInt spatial_dimension>
void MaterialNonLocal<spatial_dimension>::updateResidual(GhostType ghost_type) {
AKANTU_EXCEPTION("this method has not been implemented");
}
/* -------------------------------------------------------------------------- */
template<UInt spatial_dimension>
void MaterialNonLocal<spatial_dimension>::registerNeighborhood() {
this->model->getNonLocalManager().registerNeighborhood(this->name, this->name);
}
/* -------------------------------------------------------------------------- */
INSTANTIATE_MATERIAL(MaterialNonLocal);
__END_AKANTU__
c4science · Help