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rAKA/src/synchronizer/static_communicator.cc
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static_communicator.cc
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/**
* @file static_communicator.cc
*
* @author Nicolas Richart <nicolas.richart@epfl.ch>
*
* @date creation: Fri Jun 18 2010
* @date last modification: Tue Jan 19 2016
*
* @brief implementation of the common part of the static communicator
*
* @section LICENSE
*
* Copyright (©) 2010-2012, 2014, 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/>.
*
*/
/* -------------------------------------------------------------------------- */
#include "static_communicator.hh"
#include "static_communicator_dummy.hh"
#ifdef AKANTU_USE_MPI
#include "static_communicator_mpi.hh"
#endif
/* -------------------------------------------------------------------------- */
__BEGIN_AKANTU__
/* -------------------------------------------------------------------------- */
bool StaticCommunicator::is_instantiated = false;
StaticCommunicator * StaticCommunicator::static_communicator = NULL;
UInt CommunicationRequest::counter = 0;
/* -------------------------------------------------------------------------- */
CommunicationRequest::CommunicationRequest(UInt source, UInt dest)
: source(source), destination(dest) {
this->id = counter++;
}
/* -------------------------------------------------------------------------- */
CommunicationRequest::~CommunicationRequest() {}
/* -------------------------------------------------------------------------- */
void CommunicationRequest::printself(std::ostream & stream, int indent) const {
std::string space;
for (Int i = 0; i < indent; i++, space += AKANTU_INDENT)
;
stream << space << "CommunicationRequest [" << std::endl;
stream << space << " + id : " << id << std::endl;
stream << space << " + source : " << source << std::endl;
stream << space << " + destination : " << destination << std::endl;
stream << space << "]" << std::endl;
}
/* -------------------------------------------------------------------------- */
StaticCommunicator::StaticCommunicator(int & argc, char **& argv,
CommunicatorType type) {
real_type = type;
#ifdef AKANTU_USE_MPI
if (type == _communicator_mpi) {
real_static_communicator = new StaticCommunicatorMPI(argc, argv);
} else {
#endif
real_static_communicator = new StaticCommunicatorDummy(argc, argv);
#ifdef AKANTU_USE_MPI
}
#endif
}
/* -------------------------------------------------------------------------- */
StaticCommunicator::~StaticCommunicator() {
FinalizeCommunicatorEvent * event = new FinalizeCommunicatorEvent(*this);
this->sendEvent(*event);
this->barrier();
delete event;
delete real_static_communicator;
is_instantiated = false;
StaticCommunicator::static_communicator = NULL;
}
/* -------------------------------------------------------------------------- */
StaticCommunicator &
StaticCommunicator::getStaticCommunicator(CommunicatorType type) {
AKANTU_DEBUG_IN();
if (!static_communicator) {
int nb_args = 0;
char ** null;
static_communicator = new StaticCommunicator(nb_args, null, type);
is_instantiated = true;
}
AKANTU_DEBUG_OUT();
return *static_communicator;
}
/* -------------------------------------------------------------------------- */
StaticCommunicator &
StaticCommunicator::getStaticCommunicator(int & argc, char **& argv,
CommunicatorType type) {
if (!static_communicator)
static_communicator = new StaticCommunicator(argc, argv, type);
return getStaticCommunicator(type);
}
__END_AKANTU__
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