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rAKA/src/model/common/non_local_toolbox/non_local_neighborhood_base.cc
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non_local_neighborhood_base.cc
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/**
* @file non_local_neighborhood_base.cc
*
* @author Aurelia Isabel Cuba Ramos <aurelia.cubaramos@epfl.ch>
* @author Nicolas Richart <nicolas.richart@epfl.ch>
*
* @date creation: Sat Sep 26 2015
* @date last modification: Fri Jul 10 2020
*
* @brief Implementation of non-local neighborhood base
*
*
* @section LICENSE
*
* Copyright (©) 2015-2021 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 "non_local_neighborhood_base.hh"
#include "grid_synchronizer.hh"
#include "model.hh"
/* -------------------------------------------------------------------------- */
#include <memory>
namespace akantu {
/* -------------------------------------------------------------------------- */
NonLocalNeighborhoodBase::NonLocalNeighborhoodBase(
Model & model, const ElementTypeMapReal & quad_coordinates, const ID & id)
: NeighborhoodBase(model, quad_coordinates, id),
Parsable(ParserType::_non_local, id) {
this->registerParam("radius", neighborhood_radius, 100.,
_pat_parsable | _pat_readable, "Non local radius");
}
/* -------------------------------------------------------------------------- */
NonLocalNeighborhoodBase::~NonLocalNeighborhoodBase() = default;
/* -------------------------------------------------------------------------- */
void NonLocalNeighborhoodBase::createGridSynchronizer() {
this->is_creating_grid = true;
this->grid_synchronizer = std::make_unique<GridSynchronizer>(
this->model.getMesh(), *spatial_grid, *this,
std::set<SynchronizationTag>{SynchronizationTag::_mnl_weight,
SynchronizationTag::_mnl_for_average},
std::string(id + ":grid_synchronizer"), false);
this->is_creating_grid = false;
}
/* -------------------------------------------------------------------------- */
void NonLocalNeighborhoodBase::synchronize(
DataAccessor<Element> & data_accessor, const SynchronizationTag & tag) {
if (not grid_synchronizer) {
return;
}
grid_synchronizer->synchronizeOnce(data_accessor, tag);
}
/* -------------------------------------------------------------------------- */
void NonLocalNeighborhoodBase::getRelevantGhostElements(
std::set<Element> & relevant_ghost_elements) {
for (auto && ghost_type : ghost_type_t{}) {
auto & pair_list = this->pair_list.at(ghost_type);
for (auto && pair : pair_list) {
if (pair.first.ghost_type == _ghost) {
relevant_ghost_elements.insert(pair.first);
}
if (pair.second.ghost_type == _ghost) {
relevant_ghost_elements.insert(pair.second);
}
}
}
}
/* -------------------------------------------------------------------------- */
void NonLocalNeighborhoodBase::cleanupExtraGhostElements(
std::set<Element> & relevant_ghost_elements) {
Array<Element> ghosts_to_erase;
auto & mesh = this->model.getMesh();
auto end = relevant_ghost_elements.end();
for (const auto & type : mesh.elementTypes(
_spatial_dimension = spatial_dimension, _ghost_type = _ghost)) {
auto nb_ghost_elem = mesh.getNbElement(type, _ghost);
for (auto g : arange(nb_ghost_elem)) {
Element element{type, g, _ghost};
if (relevant_ghost_elements.find(element) == end) {
ghosts_to_erase.push_back(element);
}
}
}
/// remove the unneccessary ghosts from the synchronizer
mesh.eraseElements(ghosts_to_erase);
}
/* -------------------------------------------------------------------------- */
void NonLocalNeighborhoodBase::registerNonLocalVariable(const ID & id) {
this->non_local_variables.insert(id);
}
} // namespace akantu
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