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node_synchronizer.hh
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rAKA akantu
node_synchronizer.hh
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/**
* @file node_synchronizer.hh
*
* @author Nicolas Richart <nicolas.richart@epfl.ch>
*
* @date creation: Tue Nov 08 2016
* @date last modification: Tue Feb 20 2018
*
* @brief Synchronizer for nodal information
*
* @section LICENSE
*
* Copyright (©) 2016-2018 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 "mesh_events.hh"
#include "synchronizer_impl.hh"
/* -------------------------------------------------------------------------- */
#include <unordered_map>
/* -------------------------------------------------------------------------- */
#ifndef __AKANTU_NODE_SYNCHRONIZER_HH__
#define __AKANTU_NODE_SYNCHRONIZER_HH__
namespace
akantu
{
class
NodeSynchronizer
:
public
MeshEventHandler
,
public
SynchronizerImpl
<
UInt
>
{
public
:
NodeSynchronizer
(
Mesh
&
mesh
,
const
ID
&
id
=
"element_synchronizer"
,
MemoryID
memory_id
=
0
,
const
bool
register_to_event_manager
=
true
,
EventHandlerPriority
event_priority
=
_ehp_synchronizer
);
~
NodeSynchronizer
()
override
;
/* ------------------------------------------------------------------------ */
/// Uses the synchronizer to perform a reduction on the vector
template
<
template
<
class
>
class
Op
,
typename
T
>
void
reduceSynchronize
(
Array
<
T
>
&
array
)
const
;
/* ------------------------------------------------------------------------ */
template
<
typename
T
>
void
synchronizeData
(
Array
<
T
>
&
array
)
const
;
friend
class
NodeInfoPerProc
;
UInt
sanityCheckDataSize
(
const
Array
<
UInt
>
&
nodes
,
const
SynchronizationTag
&
tag
,
bool
from_comm_desc
)
const
override
;
void
packSanityCheckData
(
CommunicationBuffer
&
buffer
,
const
Array
<
UInt
>
&
nodes
,
const
SynchronizationTag
&
/*tag*/
)
const
override
;
void
unpackSanityCheckData
(
CommunicationBuffer
&
buffer
,
const
Array
<
UInt
>
&
nodes
,
const
SynchronizationTag
&
tag
,
UInt
proc
,
UInt
rank
)
const
override
;
/// function to implement to react on akantu::NewNodesEvent
void
onNodesAdded
(
const
Array
<
UInt
>
&
,
const
NewNodesEvent
&
)
override
;
/// function to implement to react on akantu::RemovedNodesEvent
void
onNodesRemoved
(
const
Array
<
UInt
>
&
,
const
Array
<
UInt
>
&
,
const
RemovedNodesEvent
&
)
override
{}
/// function to implement to react on akantu::NewElementsEvent
void
onElementsAdded
(
const
Array
<
Element
>
&
,
const
NewElementsEvent
&
)
override
{}
/// function to implement to react on akantu::RemovedElementsEvent
void
onElementsRemoved
(
const
Array
<
Element
>
&
,
const
ElementTypeMapArray
<
UInt
>
&
,
const
RemovedElementsEvent
&
)
override
{}
/// function to implement to react on akantu::ChangedElementsEvent
void
onElementsChanged
(
const
Array
<
Element
>
&
,
const
Array
<
Element
>
&
,
const
ElementTypeMapArray
<
UInt
>
&
,
const
ChangedElementsEvent
&
)
override
{}
/* ------------------------------------------------------------------------ */
NodeSynchronizer
&
operator
=
(
const
NodeSynchronizer
&
other
)
{
copySchemes
(
other
);
return
*
this
;
}
public
:
AKANTU_GET_MACRO
(
Mesh
,
mesh
,
Mesh
&
);
protected
:
Int
getRank
(
const
UInt
&
node
)
const
final
;
protected
:
Mesh
&
mesh
;
// std::unordered_map<UInt, Int> node_to_prank;
};
/* -------------------------------------------------------------------------- */
template
<
typename
T
>
void
NodeSynchronizer
::
synchronizeData
(
Array
<
T
>
&
array
)
const
{
SimpleUIntDataAccessor
<
T
>
data_accessor
(
array
,
SynchronizationTag
::
_whatever
);
this
->
synchronizeOnce
(
data_accessor
,
SynchronizationTag
::
_whatever
);
}
/* -------------------------------------------------------------------------- */
template
<
template
<
class
>
class
Op
,
typename
T
>
void
NodeSynchronizer
::
reduceSynchronize
(
Array
<
T
>
&
array
)
const
{
ReduceDataAccessor
<
UInt
,
Op
,
T
>
data_accessor
(
array
,
SynchronizationTag
::
_whatever
);
this
->
slaveReductionOnceImpl
(
data_accessor
,
SynchronizationTag
::
_whatever
);
this
->
synchronizeData
(
array
);
}
}
// namespace akantu
#endif
/* __AKANTU_NODE_SYNCHRONIZER_HH__ */
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