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dumper_filtered_connectivity.hh
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dumper_filtered_connectivity.hh
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/**
* @file dumper_filtered_connectivity.hh
*
* @author Guillaume Anciaux <guillaume.anciaux@epfl.ch>
* @author Nicolas Richart <nicolas.richart@epfl.ch>
*
* @date creation: Tue Sep 02 2014
* @date last modification: Wed Nov 08 2017
*
* @brief FilteredConnectivities field
*
* @section LICENSE
*
* Copyright (©) 2014-2018 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 "dumper_generic_elemental_field.hh"
/* -------------------------------------------------------------------------- */
namespace akantu {
__BEGIN_AKANTU_DUMPER__
/* -------------------------------------------------------------------------- */
template <class types>
class filtered_connectivity_field_iterator
: public element_iterator<types, filtered_connectivity_field_iterator> {
/* ------------------------------------------------------------------------ */
/* Typedefs */
/* ------------------------------------------------------------------------ */
public:
typedef element_iterator<types, dumper::filtered_connectivity_field_iterator>
parent;
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 Vector<UInt> & old_connect = *this->array_it;
Vector<UInt> new_connect(old_connect.size());
Array<UInt>::const_iterator<UInt> nodes_begin = nodal_filter->begin();
Array<UInt>::const_iterator<UInt> nodes_end = nodal_filter->end();
for (UInt i(0); i < old_connect.size(); ++i) {
Array<UInt>::const_iterator<UInt> 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<UInt> & new_nodal_filter) {
nodal_filter = &new_nodal_filter;
}
/* ------------------------------------------------------------------------ */
/* Class Members */
/* ------------------------------------------------------------------------ */
private:
const Array<UInt> * nodal_filter;
};
/* -------------------------------------------------------------------------- */
class FilteredConnectivityField
: public GenericElementalField<SingleType<UInt, Vector, true>,
filtered_connectivity_field_iterator> {
/* ------------------------------------------------------------------------ */
/* Typedefs */
/* ------------------------------------------------------------------------ */
public:
typedef SingleType<UInt, Vector, true> types;
using iterator = filtered_connectivity_field_iterator<types>;
using field_type = types::field_type;
typedef GenericElementalField<types, filtered_connectivity_field_iterator>
parent;
/* ------------------------------------------------------------------------ */
/* Constructors/Destructors */
/* ------------------------------------------------------------------------ */
public:
FilteredConnectivityField(const field_type & field,
const Array<UInt> & nodal_filter,
UInt 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 {
iterator it = parent::begin();
it.setNodalFilter(nodal_filter);
return it;
}
iterator end() override {
iterator it = parent::end();
it.setNodalFilter(nodal_filter);
return it;
}
/* ------------------------------------------------------------------------ */
/* Class Members */
/* ------------------------------------------------------------------------ */
private:
const Array<UInt> & nodal_filter;
};
/* -------------------------------------------------------------------------- */
__END_AKANTU_DUMPER__
} // namespace akantu
/* -------------------------------------------------------------------------- */

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