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pbc_synchronizer.cc
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Wed, Dec 25, 06:19
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rAKA akantu
pbc_synchronizer.cc
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/**
* @file pbc_synchronizer.cc
*
* @author Guillaume Anciaux <guillaume.anciaux@epfl.ch>
*
* @date creation: Mon Jun 20 2011
* @date last modification: Tue Nov 06 2012
*
* @brief implementation of the synchronizer for the pbc conditions
*
* @section LICENSE
*
* Copyright (©) 2010-2012, 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/>.
*
*/
/* -------------------------------------------------------------------------- */
#include "pbc_synchronizer.hh"
/* -------------------------------------------------------------------------- */
__BEGIN_AKANTU__
/* -------------------------------------------------------------------------- */
PBCSynchronizer
::
PBCSynchronizer
(
std
::
map
<
UInt
,
UInt
>
&
pairs
,
SynchronizerID
id
,
MemoryID
memory_id
)
:
Synchronizer
(
id
,
memory_id
),
pbc_pair
(
pairs
){
}
/* -------------------------------------------------------------------------- */
void
PBCSynchronizer
::
asynchronousSynchronize
(
DataAccessor
&
data_accessor
,
SynchronizationTag
tag
){
if
(
size_buffer
.
find
(
tag
)
==
size_buffer
.
end
())
computeBufferSize
(
data_accessor
,
tag
);
buffer
.
resize
(
size_buffer
[
tag
]);
for
(
std
::
map
<
UInt
,
UInt
>::
iterator
it
=
pbc_pair
.
begin
();
it
!=
pbc_pair
.
end
();
++
it
)
{
UInt
node_master
=
it
->
second
;
UInt
node_slave
=
it
->
first
;
AKANTU_DEBUG_INFO
(
"packing node "
<<
node_master
);
data_accessor
.
packData
(
buffer
,
node_master
,
tag
);
AKANTU_DEBUG_INFO
(
"unpacking node "
<<
node_slave
);
data_accessor
.
unpackData
(
buffer
,
node_slave
,
tag
);
}
}
/* -------------------------------------------------------------------------- */
void
PBCSynchronizer
::
waitEndSynchronize
(
__attribute__
((
unused
))
DataAccessor
&
data_accessor
,
__attribute__
((
unused
))
SynchronizationTag
tag
){
}
/* -------------------------------------------------------------------------- */
void
PBCSynchronizer
::
computeBufferSize
(
DataAccessor
&
data_accessor
,
SynchronizationTag
tag
)
{
AKANTU_DEBUG_IN
();
UInt
size
=
0
;
for
(
std
::
map
<
UInt
,
UInt
>::
iterator
it
=
pbc_pair
.
begin
();
it
!=
pbc_pair
.
end
();
++
it
)
{
size
+=
data_accessor
.
getNbDataToPack
(
tag
);
}
size_buffer
[
tag
]
=
size
;
AKANTU_DEBUG_OUT
();
}
/* -------------------------------------------------------------------------- */
__END_AKANTU__
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