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rAKA/src/io/dumper/dumper_filtered_connectivity.hh
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dumper_filtered_connectivity.hh
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/**
* Copyright (©) 2014-2023 EPFL (Ecole Polytechnique Fédérale de Lausanne)
* Laboratory (LSMS - Laboratoire de Simulation en Mécanique des Solides)
*
* This file is part of Akantu
*
* 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 "dumper_generic_elemental_field.hh"
/* -------------------------------------------------------------------------- */
namespace akantu {
namespace dumpers {
/* ------------------------------------------------------------------------ */
template <class types>
class filtered_connectivity_field_iterator
: public element_iterator<types, filtered_connectivity_field_iterator> {
/* ---------------------------------------------------------------------- */
/* Typedefs */
/* ---------------------------------------------------------------------- */
public:
using parent =
element_iterator<types, dumpers::filtered_connectivity_field_iterator>;
using return_type = typename types::return_type;
using field_type = typename types::field_type;
using array_iterator = typename types::array_iterator;
/* ---------------------------------------------------------------------- */
/* Constructors/Destructors */
/* ---------------------------------------------------------------------- */
public:
filtered_connectivity_field_iterator(
const field_type & field,
const typename field_type::type_iterator & t_it,
const typename field_type::type_iterator & t_it_end,
const array_iterator & array_it, const array_iterator & array_it_end,
const GhostType ghost_type = _not_ghost)
: parent(field, t_it, t_it_end, array_it, array_it_end, ghost_type) {}
/* ---------------------------------------------------------------------- */
/* Methods */
/* ---------------------------------------------------------------------- */
public:
return_type operator*() {
const auto & old_connect = *this->array_it;
Vector<Int> new_connect(old_connect.size());
auto nodes_begin = nodal_filter->begin();
auto nodes_end = nodal_filter->end();
for (Int i(0); i < old_connect.size(); ++i) {
auto new_id = std::find(nodes_begin, nodes_end, old_connect(i));
if (new_id == nodes_end) {
AKANTU_EXCEPTION("Node not found in the filter!");
}
new_connect(i) = new_id - nodes_begin;
}
return new_connect;
}
void setNodalFilter(const Array<Idx> & new_nodal_filter) {
nodal_filter = &new_nodal_filter;
}
/* ---------------------------------------------------------------------- */
/* Class Members */
/* ---------------------------------------------------------------------- */
private:
const Array<Idx> * nodal_filter;
};
/* ------------------------------------------------------------------------ */
class FilteredConnectivityField
: public GenericElementalField<SingleType<Idx, Vector<Idx>, true>,
filtered_connectivity_field_iterator> {
/* ---------------------------------------------------------------------- */
/* Typedefs */
/* ---------------------------------------------------------------------- */
public:
using types = SingleType<Idx, Vector<Idx>, true>;
using iterator = filtered_connectivity_field_iterator<types>;
using field_type = types::field_type;
using parent =
GenericElementalField<types, filtered_connectivity_field_iterator>;
/* ---------------------------------------------------------------------- */
/* Constructors/Destructors */
/* ---------------------------------------------------------------------- */
public:
FilteredConnectivityField(const field_type & field,
const Array<Idx> & nodal_filter,
Int spatial_dimension = _all_dimensions,
GhostType ghost_type = _not_ghost,
ElementKind element_kind = _ek_not_defined)
: parent(field, spatial_dimension, ghost_type, element_kind),
nodal_filter(nodal_filter) {}
~FilteredConnectivityField() override {
// since the field is created in registerFilteredMesh it is destroyed here
delete const_cast<field_type *>(&this->field);
}
/* ---------------------------------------------------------------------- */
/* Methods */
/* ---------------------------------------------------------------------- */
public:
iterator begin() override {
auto it = parent::begin();
it.setNodalFilter(nodal_filter);
return it;
}
iterator end() override {
auto it = parent::end();
it.setNodalFilter(nodal_filter);
return it;
}
/* ---------------------------------------------------------------------- */
/* Class Members */
/* ---------------------------------------------------------------------- */
private:
const Array<Idx> & nodal_filter;
};
/* ------------------------------------------------------------------------ */
} // namespace dumpers
} // namespace akantu
/* -------------------------------------------------------------------------- */
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