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distributed_synchronizer_tmpl.hh
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distributed_synchronizer_tmpl.hh
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/**
* @file distributed_synchronizer_tmpl.hh
*
* @author Dana Christen <dana.christen@epfl.ch>
* @author Nicolas Richart <nicolas.richart@epfl.ch>
*
* @date creation: Tue May 07 2013
* @date last modification: Mon Jun 09 2014
*
* @brief Implementation of the templated function of the DistributedSynchronizer
*
* @section LICENSE
*
* Copyright (©) 2014 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/>.
*
*/
/* -------------------------------------------------------------------------- */
#ifndef __AKANTU_DISTRIBUTED_SYNCHRONIZER_TMPL_HH__
#define __AKANTU_DISTRIBUTED_SYNCHRONIZER_TMPL_HH__
__BEGIN_AKANTU__
template<typename T>
void DistributedSynchronizer::fillTagBufferTemplated(const MeshData & mesh_data,
DynamicCommunicationBuffer * buffers,
const std::string & tag_name,
const ElementType & el_type,
const Array<UInt> & partition_num,
const CSR<UInt> & ghost_partition) {
const Array<T> & data = mesh_data.getElementalDataArray<T>(tag_name, el_type);
// Not possible to use the iterator because it potentially triggers the creation of complex
// type templates (such as akantu::Vector< std::vector<Element> > which don't implement the right interface
// (e.g. operator<< in that case).
//typename Array<T>::template const_iterator< Vector<T> > data_it = data.begin(data.getNbComponent());
//typename Array<T>::template const_iterator< Vector<T> > data_end = data.end(data.getNbComponent());
const T * data_it = data.storage();
const T * data_end = data.storage() + data.getSize()*data.getNbComponent();
const UInt * part = partition_num.storage();
/// copying the data, element by element
for (; data_it != data_end; ++part) {
for(UInt j(0); j < data.getNbComponent(); ++j, ++data_it) {
buffers[*part] << *data_it;
}
}
data_it = data.storage();
/// copying the data for the ghost element
for (UInt el(0); data_it != data_end; data_it+=data.getNbComponent(), ++el) {
CSR<UInt>::const_iterator it = ghost_partition.begin(el);
CSR<UInt>::const_iterator end = ghost_partition.end(el);
for (;it != end; ++it) {
UInt proc = *it;
for(UInt j(0); j < data.getNbComponent(); ++j) {
buffers[proc] << data_it[j];
}
}
}
}
/* -------------------------------------------------------------------------- */
template <typename BufferType>
void DistributedSynchronizer::populateMeshData(MeshData & mesh_data,
BufferType & buffer,
const std::string & tag_name,
const ElementType & el_type,
const MeshDataTypeCode & type_code,
UInt nb_component,
UInt nb_local_element,
UInt nb_ghost_element) {
#define AKANTU_DISTRIBUTED_SYNHRONIZER_TAG_DATA(r, extra_param, elem) \
case BOOST_PP_TUPLE_ELEM(2, 0, elem) : { \
populateMeshDataTemplated<BOOST_PP_TUPLE_ELEM(2, 1, elem)>(mesh_data, buffer, tag_name, el_type, nb_component, nb_local_element, nb_ghost_element); \
break; \
} \
switch(type_code) {
BOOST_PP_SEQ_FOR_EACH(AKANTU_DISTRIBUTED_SYNHRONIZER_TAG_DATA, , AKANTU_MESH_DATA_TYPES)
default : AKANTU_DEBUG_ERROR("Could not determine the type of tag" << tag_name << "!"); break;
}
#undef AKANTU_DISTRIBUTED_SYNHRONIZER_TAG_DATA
}
/* -------------------------------------------------------------------------- */
template<typename T, typename BufferType>
void DistributedSynchronizer::populateMeshDataTemplated(MeshData & mesh_data,
BufferType & buffer,
const std::string & tag_name,
const ElementType & el_type,
UInt nb_component,
UInt nb_local_element,
UInt nb_ghost_element) {
AKANTU_DEBUG_ASSERT(mesh.getNbElement(el_type) == nb_local_element,
"Did not got enought informations for the tag " << tag_name <<
" and the element type " << el_type << ":" << "_not_ghost." <<
" Got " << nb_local_element << " values, expected " << mesh.getNbElement(el_type));
mesh_data.registerElementalData<T>(tag_name);
Array<T> & data = mesh_data.getElementalDataArrayAlloc<T>(tag_name, el_type, _not_ghost, nb_component);
data.resize(nb_local_element);
/// unpacking the data, element by element
for (UInt i(0); i < nb_local_element; ++i) {
for(UInt j(0); j < nb_component; ++j) {
buffer >> data(i,j);
}
}
AKANTU_DEBUG_ASSERT(mesh.getNbElement(el_type, _ghost) == nb_ghost_element,
"Did not got enought informations for the tag " << tag_name <<
" and the element type " << el_type << ":" << "_ghost." <<
" Got " << nb_ghost_element << " values, expected " <<
mesh.getNbElement(el_type, _ghost));
mesh_data.registerElementalData<T>(tag_name);
Array<T> & data_ghost = mesh_data.getElementalDataArrayAlloc<T>(tag_name, el_type, _ghost, nb_component);
data_ghost.resize(nb_ghost_element);
/// unpacking the ghost data, element by element
for (UInt j(0); j < nb_ghost_element; ++j) {
for(UInt k(0); k < nb_component; ++k) {
buffer >> data_ghost(j, k);
}
}
}
__END_AKANTU__
#endif /* __AKANTU_DISTRIBUTED_SYNCHRONIZER_TMPL_HH__ */

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