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Aland, Sebastian
amdis
Commits
7b9cb31c
Commit
7b9cb31c
authored
Aug 16, 2012
by
Thomas Witkowski
Browse files
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Blbu
parent
47dace03
Changes
6
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6 changed files
with
70 additions
and
35 deletions
+70
-35
AMDiS/src/parallel/MatrixNnzStructure.cc
AMDiS/src/parallel/MatrixNnzStructure.cc
+12
-4
AMDiS/src/parallel/MeshDistributor.cc
AMDiS/src/parallel/MeshDistributor.cc
+2
-2
AMDiS/src/parallel/ParallelDofMapping.h
AMDiS/src/parallel/ParallelDofMapping.h
+8
-3
AMDiS/src/parallel/PeriodicMap.cc
AMDiS/src/parallel/PeriodicMap.cc
+31
-0
AMDiS/src/parallel/PeriodicMap.h
AMDiS/src/parallel/PeriodicMap.h
+15
-0
AMDiS/src/parallel/PetscSolverGlobalMatrix.cc
AMDiS/src/parallel/PetscSolverGlobalMatrix.cc
+2
-26
No files found.
AMDiS/src/parallel/MatrixNnzStructure.cc
View file @
7b9cb31c
...
...
@@ -191,13 +191,13 @@ namespace AMDiS {
icend
=
end
<
nz
>
(
cursor
);
icursor
!=
icend
;
++
icursor
)
{
if
(
colDofMap
[
colFeSpace
].
find
(
col
(
*
icursor
),
colDofIndex
)
==
false
)
continue
;
// Set of periodic row associations (is empty, if row DOF is not
// periodic.
std
::
set
<
int
>
perColAsc
;
std
::
set
<
int
>
perColAsc
=
perRowAsc
;
if
(
perMap
)
perMap
->
fillAssociations
(
colFeSpace
,
colDofIndex
.
global
,
elObjDb
,
perColAsc
);
if
(
perColAsc
.
empty
())
{
if
(
colDofMap
[
colFeSpace
].
isRankDof
(
col
(
*
icursor
)))
dnnz
[
localPetscRowIdx
]
++
;
...
...
@@ -206,7 +206,7 @@ namespace AMDiS {
}
else
{
vector
<
int
>
newCols
;
perMap
->
mapDof
(
colFeSpace
,
colDofIndex
.
global
,
perColAsc
,
newCols
);
for
(
int
aa
=
0
;
aa
<
newCols
.
size
();
aa
++
)
{
int
petscColIdx
=
colDofMap
.
getMatIndex
(
colComp
,
newCols
[
aa
]);
...
...
@@ -221,6 +221,14 @@ namespace AMDiS {
}
}
}
if
(
!
perRowAsc
.
empty
())
{
vector
<
int
>
newRows
;
perMap
->
mapDof
(
rowFeSpace
,
rowIt
->
second
.
global
,
perRowAsc
,
newRows
);
dnnz
[
localPetscRowIdx
]
+=
(
newRows
.
size
()
-
1
)
*
(
onnz
[
localPetscRowIdx
]
+
dnnz
[
localPetscRowIdx
]);
}
}
}
else
{
// === The current row DOF is not a rank DOF, i.e., its values ===
...
...
AMDiS/src/parallel/MeshDistributor.cc
View file @
7b9cb31c
...
...
@@ -1818,13 +1818,13 @@ namespace AMDiS {
TEST_EXIT
(
levelData
.
getLevelNumber
()
==
1
)
(
"Periodic DOF map does not support multi level domain decomposition!
\n
"
);
MPI
::
COMM_WORLD
.
Barrier
();
// MPI::COMM_WORLD.Barrier(); [TODO: CHANGE BECAUSE NOT ALL RANKS HAVE PERIODIC MAP!!!]
double
first
=
MPI
::
Wtime
();
for
(
unsigned
int
i
=
0
;
i
<
feSpaces
.
size
();
i
++
)
createPeriodicMap
(
feSpaces
[
i
]);
MPI
::
COMM_WORLD
.
Barrier
();
//
MPI::COMM_WORLD.Barrier();
INFO
(
info
,
8
)(
"Creation of periodic mapping needed %.5f seconds
\n
"
,
MPI
::
Wtime
()
-
first
);
}
...
...
AMDiS/src/parallel/ParallelDofMapping.h
View file @
7b9cb31c
...
...
@@ -184,13 +184,18 @@ namespace AMDiS {
return
static_cast
<
bool
>
(
dofMap
.
count
(
dof
));
}
/// Checks if a given DOF is a rank owned DOF of the DOF mapping. The DOF
must
///
a DOF of the mapping (this is not checked here), otherwise the result is
/// meaningsless.
/// Checks if a given DOF is a rank owned DOF of the DOF mapping. The DOF
///
must be a DOF of the mapping (this is not checked here), otherwise the
///
result is
meaningsless.
bool
isRankDof
(
DegreeOfFreedom
dof
)
{
return
!
(
static_cast
<
bool
>
(
nonRankDofs
.
count
(
dof
)));
}
bool
isRankGlobalDof
(
int
dof
)
{
return
(
dof
>=
rStartDofs
&&
dof
<
rStartDofs
+
nRankDofs
);
}
/// Returns number of DOFs in the mapping.
unsigned
int
size
()
...
...
AMDiS/src/parallel/PeriodicMap.cc
View file @
7b9cb31c
...
...
@@ -72,6 +72,37 @@ namespace AMDiS {
}
void
PeriodicMap
::
mapDof
(
const
FiniteElemSpace
*
rowFeSpace
,
const
FiniteElemSpace
*
colFeSpace
,
pair
<
int
,
int
>
globalDofIndex
,
const
std
::
set
<
int
>&
perAsc
,
vector
<
pair
<
int
,
int
>
>&
mappedDofs
)
{
mappedDofs
.
clear
();
mappedDofs
.
push_back
(
globalDofIndex
);
for
(
std
::
set
<
int
>::
iterator
it
=
perAsc
.
begin
();
it
!=
perAsc
.
end
();
++
it
)
{
int
nDofs
=
static_cast
<
int
>
(
mappedDofs
.
size
());
for
(
int
i
=
0
;
i
<
nDofs
;
i
++
)
{
int
perRowDof
=
0
;
if
(
isPeriodic
(
rowFeSpace
,
*
it
,
mappedDofs
[
i
].
first
))
perRowDof
=
map
(
rowFeSpace
,
*
it
,
mappedDofs
[
i
].
first
);
else
perRowDof
=
mappedDofs
[
i
].
first
;
int
perColDof
;
if
(
isPeriodic
(
colFeSpace
,
*
it
,
mappedDofs
[
i
].
second
))
perColDof
=
map
(
colFeSpace
,
*
it
,
mappedDofs
[
i
].
second
);
else
perColDof
=
mappedDofs
[
i
].
second
;
mappedDofs
.
push_back
(
make_pair
(
perRowDof
,
perColDof
));
}
}
}
void
PeriodicMap
::
serialize
(
ostream
&
out
,
vector
<
const
FiniteElemSpace
*>
feSpaces
)
{
...
...
AMDiS/src/parallel/PeriodicMap.h
View file @
7b9cb31c
...
...
@@ -159,6 +159,21 @@ namespace AMDiS {
const
std
::
set
<
int
>&
perAsc
,
vector
<
int
>&
mappedDofs
);
/** \brief
* Maps a given DOF index pair for all given periodic DOF associations.
*
* \param[in] rowFeSpace feSpace of the DOFs on the first component.
* \param[in] colFeSpace feSpace of the DOFs on the second component.
* \param[in] globalDofIndex pair of global index of a DOF.
* \param[in] perAsc set of periodic associations.
* \param[out] mappedDofs set of pairs of global DOF indices.
*/
void
mapDof
(
const
FiniteElemSpace
*
rowFeSpace
,
const
FiniteElemSpace
*
colFeSpace
,
pair
<
int
,
int
>
globalDofIndex
,
const
std
::
set
<
int
>&
perAsc
,
vector
<
pair
<
int
,
int
>
>&
mappedDofs
);
/// Returns true, if the DOF (global index) is a periodic DOF.
inline
bool
isPeriodic
(
const
FiniteElemSpace
*
feSpace
,
int
globalDofIndex
)
...
...
AMDiS/src/parallel/PetscSolverGlobalMatrix.cc
View file @
7b9cb31c
...
...
@@ -805,32 +805,8 @@ namespace AMDiS {
// === associations of the row and column indices. ===
vector
<
pair
<
int
,
int
>
>
entry
;
// First, add the original entry.
entry
.
push_back
(
make_pair
(
globalRowDof
,
globalColDof
));
// Then, traverse the periodic associations of the row and column
// indices and create the corresponding entries.
for
(
std
::
set
<
int
>::
iterator
it
=
perAsc
.
begin
();
it
!=
perAsc
.
end
();
++
it
)
{
int
nEntry
=
static_cast
<
int
>
(
entry
.
size
());
for
(
int
i
=
0
;
i
<
nEntry
;
i
++
)
{
int
perRowDof
=
0
;
if
(
perMap
.
isPeriodic
(
rowFe
,
*
it
,
entry
[
i
].
first
))
perRowDof
=
perMap
.
map
(
rowFe
,
*
it
,
entry
[
i
].
first
);
else
perRowDof
=
entry
[
i
].
first
;
int
perColDof
;
if
(
perMap
.
isPeriodic
(
colFe
,
*
it
,
entry
[
i
].
second
))
perColDof
=
perMap
.
map
(
colFe
,
*
it
,
entry
[
i
].
second
);
else
perColDof
=
entry
[
i
].
second
;
entry
.
push_back
(
make_pair
(
perRowDof
,
perColDof
));
}
}
perMap
.
mapDof
(
rowFe
,
colFe
,
make_pair
(
globalRowDof
,
globalColDof
),
perAsc
,
entry
);
// === Translate the matrix entries to PETSc's matrix.
...
...
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