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global_ids_updater_inline_impl.hh
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rAKA akantu
global_ids_updater_inline_impl.hh
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/**
* @file global_ids_updater_inline_impl.hh
*
* @author Marco Vocialta <marco.vocialta@epfl.ch>
*
* @date creation: Fri Oct 02 2015
* @date last modification: Sun Aug 13 2017
*
* @brief Implementation of the inline functions of GlobalIdsUpdater
*
*
* Copyright (©) 2015-2018 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 "communicator.hh"
#include "global_ids_updater.hh"
#include "mesh.hh"
#include "mesh_accessor.hh"
/* -------------------------------------------------------------------------- */
#ifndef AKANTU_GLOBAL_IDS_UPDATER_INLINE_IMPL_HH_
#define AKANTU_GLOBAL_IDS_UPDATER_INLINE_IMPL_HH_
namespace
akantu
{
/* -------------------------------------------------------------------------- */
inline
UInt
GlobalIdsUpdater
::
getNbData
(
const
Array
<
Element
>
&
elements
,
const
SynchronizationTag
&
tag
)
const
{
UInt
size
=
0
;
if
(
tag
==
SynchronizationTag
::
_giu_global_conn
)
{
size
+=
Mesh
::
getNbNodesPerElementList
(
elements
)
*
sizeof
(
UInt
)
+
sizeof
(
int
);
#ifndef AKANTU_NDEBUG
size
+=
sizeof
(
NodeFlag
)
*
Mesh
::
getNbNodesPerElementList
(
elements
);
#endif
}
return
size
;
}
/* -------------------------------------------------------------------------- */
inline
void
GlobalIdsUpdater
::
packData
(
CommunicationBuffer
&
buffer
,
const
Array
<
Element
>
&
elements
,
const
SynchronizationTag
&
tag
)
const
{
if
(
tag
!=
SynchronizationTag
::
_giu_global_conn
)
{
return
;
}
int
prank
=
mesh
.
getCommunicator
().
whoAmI
();
auto
&
global_nodes_ids
=
mesh
.
getGlobalNodesIds
();
buffer
<<
prank
;
for
(
const
auto
&
element
:
elements
)
{
/// get element connectivity
const
Vector
<
UInt
>
current_conn
=
const_cast
<
const
Mesh
&>
(
mesh
).
getConnectivity
(
element
);
/// loop on all connectivity nodes
for
(
auto
node
:
current_conn
)
{
UInt
index
=
-
1
;
if
((
this
->
reduce
and
mesh
.
isLocalOrMasterNode
(
node
))
or
(
not
this
->
reduce
and
not
mesh
.
isPureGhostNode
(
node
)))
{
index
=
global_nodes_ids
(
node
);
}
buffer
<<
index
;
#ifndef AKANTU_NDEBUG
buffer
<<
mesh
.
getNodeFlag
(
node
);
#endif
}
}
}
/* -------------------------------------------------------------------------- */
inline
void
GlobalIdsUpdater
::
unpackData
(
CommunicationBuffer
&
buffer
,
const
Array
<
Element
>
&
elements
,
const
SynchronizationTag
&
tag
)
{
if
(
tag
!=
SynchronizationTag
::
_giu_global_conn
)
{
return
;
}
MeshAccessor
mesh_accessor
(
mesh
);
auto
&
global_nodes_ids
=
mesh_accessor
.
getNodesGlobalIds
();
int
proc
;
buffer
>>
proc
;
for
(
const
auto
&
element
:
elements
)
{
/// get element connectivity
Vector
<
UInt
>
current_conn
=
const_cast
<
const
Mesh
&>
(
mesh
).
getConnectivity
(
element
);
/// loop on all connectivity nodes
for
(
auto
node
:
current_conn
)
{
UInt
index
;
buffer
>>
index
;
#ifndef AKANTU_NDEBUG
NodeFlag
node_flag
;
buffer
>>
node_flag
;
if
(
reduce
)
{
nodes_flags
[
node
].
push_back
(
std
::
make_pair
(
proc
,
node_flag
));
}
#endif
if
(
index
==
UInt
(
-
1
))
{
continue
;
}
if
(
mesh
.
isSlaveNode
(
node
))
{
auto
&
gid
=
global_nodes_ids
(
node
);
AKANTU_DEBUG_ASSERT
(
gid
==
UInt
(
-
1
)
or
gid
==
index
,
"The node already has a global id, from proc "
<<
proc
<<
", different from the one received "
<<
gid
<<
" "
<<
index
);
gid
=
index
;
mesh_accessor
.
setNodePrank
(
node
,
proc
);
}
}
}
}
}
// namespace akantu
#endif
/* AKANTU_GLOBAL_IDS_UPDATER_INLINE_IMPL_HH_ */
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