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periodic_node_synchronizer.hh
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Tue, Aug 27, 00:52
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rAKA akantu
periodic_node_synchronizer.hh
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/**
* @file periodic_node_synchronizer.hh
*
* @author Nicolas Richart
*
* @date creation Tue May 29 2018
*
* @brief PeriodicNodeSynchronizer definition
*
*
* Copyright (©) 2010-2011 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 "node_synchronizer.hh"
/* -------------------------------------------------------------------------- */
#ifndef AKANTU_PERIODIC_NODE_SYNCHRONIZER_HH_
#define AKANTU_PERIODIC_NODE_SYNCHRONIZER_HH_
namespace
akantu
{
class
PeriodicNodeSynchronizer
:
public
NodeSynchronizer
{
public
:
PeriodicNodeSynchronizer
(
Mesh
&
mesh
,
const
ID
&
id
=
"periodic_node_synchronizer"
,
MemoryID
memory_id
=
0
,
bool
register_to_event_manager
=
true
,
EventHandlerPriority
event_priority
=
_ehp_synchronizer
);
/* ------------------------------------------------------------------------ */
/* Methods */
/* ------------------------------------------------------------------------ */
public
:
void
update
();
/// Uses the synchronizer to perform a reduction on the vector
template
<
template
<
class
>
class
Op
,
typename
T
>
void
reduceSynchronizeWithPBCSlaves
(
Array
<
T
>
&
array
)
const
;
/// synchronize ghosts without state
void
synchronizeOnceImpl
(
DataAccessor
<
UInt
>
&
data_accessor
,
const
SynchronizationTag
&
tag
)
const
override
;
// /// asynchronous synchronization of ghosts
// void asynchronousSynchronizeImpl(const DataAccessor<UInt> & data_accessor,
// const SynchronizationTag & tag) override;
/// wait end of asynchronous synchronization of ghosts
void
waitEndSynchronizeImpl
(
DataAccessor
<
UInt
>
&
data_accessor
,
const
SynchronizationTag
&
tag
)
override
;
/* ------------------------------------------------------------------------ */
/* Class Members */
/* ------------------------------------------------------------------------ */
private
:
// NodeSynchronizer master_to_slaves_synchronizer;
Array
<
UInt
>
masters_list
;
Array
<
UInt
>
slaves_list
;
};
/* -------------------------------------------------------------------------- */
template
<
template
<
class
>
class
Op
,
typename
T
>
void
PeriodicNodeSynchronizer
::
reduceSynchronizeWithPBCSlaves
(
Array
<
T
>
&
array
)
const
{
ReduceDataAccessor
<
UInt
,
Op
,
T
>
data_accessor
(
array
,
SynchronizationTag
::
_whatever
);
auto
size
=
data_accessor
.
getNbData
(
slaves_list
,
SynchronizationTag
::
_whatever
);
CommunicationBuffer
buffer
(
size
);
data_accessor
.
packData
(
buffer
,
slaves_list
,
SynchronizationTag
::
_whatever
);
data_accessor
.
unpackData
(
buffer
,
masters_list
,
SynchronizationTag
::
_whatever
);
this
->
reduceSynchronizeArray
<
Op
>
(
array
);
}
}
// namespace akantu
#endif
/* AKANTU_PERIODIC_NODE_SYNCHRONIZER_HH_ */
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