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rCADDMESH/third-party/akantu/src/mesh_utils/global_ids_updater_inline_impl.cc
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global_ids_updater_inline_impl.cc
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/**
* @file global_ids_updater_inline_impl.cc
*
* @author Marco Vocialta <marco.vocialta@epfl.ch>
*
* @date creation: Fri Oct 02 2015
* @date last modification: Sun Oct 04 2015
*
* @brief Implementation of the inline functions of GlobalIdsUpdater
*
* @section LICENSE
*
* Copyright (©) 2015 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/>.
*
*/
/* -------------------------------------------------------------------------- */
__BEGIN_AKANTU__
/* -------------------------------------------------------------------------- */
inline UInt GlobalIdsUpdater::getNbDataForElements(const Array<Element> & elements,
SynchronizationTag tag) const {
UInt size = 0;
if (elements.getSize() == 0) return size;
if (tag == _gst_giu_global_conn)
size += Mesh::getNbNodesPerElementList(elements) * sizeof(UInt);
return size;
}
/* -------------------------------------------------------------------------- */
inline void GlobalIdsUpdater::packElementData(CommunicationBuffer & buffer,
const Array<Element> & elements,
SynchronizationTag tag) const {
if (tag == _gst_giu_global_conn)
packUnpackGlobalConnectivity<true>(buffer, elements);
}
/* -------------------------------------------------------------------------- */
inline void GlobalIdsUpdater::unpackElementData(CommunicationBuffer & buffer,
const Array<Element> & elements,
SynchronizationTag tag) {
if (tag == _gst_giu_global_conn)
packUnpackGlobalConnectivity<false>(buffer, elements);
}
/* -------------------------------------------------------------------------- */
template<bool pack_mode>
inline void GlobalIdsUpdater::packUnpackGlobalConnectivity(CommunicationBuffer & buffer,
const Array<Element> & elements) const {
AKANTU_DEBUG_IN();
ElementType current_element_type = _not_defined;
GhostType current_ghost_type = _casper;
Array<UInt>::const_vector_iterator conn_begin;
UInt nb_nodes_per_elem = 0;
UInt index;
Array<UInt> & global_nodes_ids = mesh.getGlobalNodesIds();
Array<Element>::const_scalar_iterator it = elements.begin();
Array<Element>::const_scalar_iterator end = elements.end();
for (; it != end; ++it) {
const Element & el = *it;
if (el.type != current_element_type || el.ghost_type != current_ghost_type) {
current_element_type = el.type;
current_ghost_type = el.ghost_type;
const Array<UInt> & connectivity = mesh.getConnectivity(current_element_type,
current_ghost_type);
nb_nodes_per_elem = connectivity.getNbComponent();
conn_begin = connectivity.begin(nb_nodes_per_elem);
}
/// get element connectivity
const Vector<UInt> current_conn = conn_begin[el.element];
/// loop on all connectivity nodes
for (UInt n = 0; n < nb_nodes_per_elem; ++n) {
UInt node = current_conn(n);
if (pack_mode) {
/// if node is local or master pack its global id, otherwise
/// dummy data
if (mesh.isLocalOrMasterNode(node))
index = global_nodes_ids(node);
else
index = UInt(-1);
buffer << index;
}
else {
buffer >> index;
/// update slave nodes' index
if (index != UInt(-1) && mesh.isSlaveNode(node))
global_nodes_ids(node) = index;
}
}
}
AKANTU_DEBUG_OUT();
}
__END_AKANTU__
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