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communicator_inline_impl.hh
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Mon, May 20, 13:25

communicator_inline_impl.hh
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/**
* @file static_communicator_inline_impl.hh
*
* @author Nicolas Richart <nicolas.richart@epfl.ch>
*
* @date creation: Mon Sep 06 2010
* @date last modification: Thu Dec 10 2015
*
* @brief implementation of inline functions
*
* @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 "communicator.hh"
/* -------------------------------------------------------------------------- */
#ifndef __AKANTU_STATIC_COMMUNICATOR_INLINE_IMPL_HH__
#define __AKANTU_STATIC_COMMUNICATOR_INLINE_IMPL_HH__
namespace akantu {
/* -------------------------------------------------------------------------- */
inline void
Communicator::freeCommunicationRequest(CommunicationRequest & request) const {
request.free();
}
/* -------------------------------------------------------------------------- */
inline void Communicator::freeCommunicationRequest(
std::vector<CommunicationRequest> & requests) const {
std::vector<CommunicationRequest>::iterator it;
for (it = requests.begin(); it != requests.end(); ++it) {
it->free();
}
}
/* -------------------------------------------------------------------------- */
template <typename T, typename MsgProcessor, typename TagGen>
inline void Communicator::receiveAnyNumber(
std::vector<CommunicationRequest> & send_requests, Array<T> receive_buffer,
MsgProcessor && processor, TagGen && tag_gen) const {
CommunicationRequest barrier_request;
bool got_all = false, are_send_finished = false;
while (not got_all) {
bool are_receives_ready = true;
while (are_receives_ready) {
auto && tag = std::forward<TagGen>(tag_gen)();
CommunicationStatus status;
are_receives_ready = asyncProbe<UInt>(_any_source, tag, status);
if (are_receives_ready) {
receive_buffer.resize(status.size());
receive(receive_buffer, status.getSource(), tag);
std::forward<MsgProcessor>(processor)(status.getSource(),
receive_buffer);
}
}
if (not are_send_finished) {
are_send_finished = testAll(send_requests);
if (are_send_finished)
barrier_request = asyncBarrier();
}
if (are_send_finished) {
got_all = test(barrier_request);
}
}
}
} // namespace akantu
#endif /* __AKANTU_STATIC_COMMUNICATOR_INLINE_IMPL_HH__ */

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