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Claudio Gheller
HPC_Imaging
Commits
a22b9970
Commit
a22b9970
authored
3 years ago
by
Luca Tornatore
Browse files
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Downloads
Patches
Plain Diff
some sparse changes and compilation fixes
parent
d05e7f1e
No related branches found
No related tags found
No related merge requests found
Changes
3
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Showing
3 changed files
gridding.c
+83
-73
83 additions, 73 deletions
gridding.c
init.c
+156
-142
156 additions, 142 deletions
init.c
w-stacking.cu
+2
-2
2 additions, 2 deletions
w-stacking.cu
with
241 additions
and
217 deletions
gridding.c
+
83
−
73
View file @
a22b9970
...
...
@@ -36,7 +36,8 @@ void initialize_array(){
histo_send
=
(
long
*
)
calloc
(
nsectors
+
1
,
sizeof
(
long
));
int
*
boundary
=
(
int
*
)
calloc
(
metaData
.
Nmeasures
,
sizeof
(
int
));
double
uuh
,
vvh
;
double
vvh
;
for
(
long
iphi
=
0
;
iphi
<
metaData
.
Nmeasures
;
iphi
++
)
{
boundary
[
iphi
]
=
-
1
;
...
...
@@ -47,8 +48,10 @@ void initialize_array(){
double
downdist
=
vvh
-
(
double
)(
binphi
*
yaxis
)
*
dx
;
//
histo_send
[
binphi
]
++
;
if
(
updist
<
w_supporth
&&
updist
>=
0
.
0
)
{
histo_send
[
binphi
+
1
]
++
;
boundary
[
iphi
]
=
binphi
+
1
;};
if
(
downdist
<
w_supporth
&&
binphi
>
0
&&
downdist
>=
0
.
0
)
{
histo_send
[
binphi
-
1
]
++
;
boundary
[
iphi
]
=
binphi
-
1
;};
if
(
updist
<
w_supporth
&&
updist
>=
0
.
0
)
{
histo_send
[
binphi
+
1
]
++
;
boundary
[
iphi
]
=
binphi
+
1
;};
if
(
downdist
<
w_supporth
&&
binphi
>
0
&&
downdist
>=
0
.
0
)
{
histo_send
[
binphi
-
1
]
++
;
boundary
[
iphi
]
=
binphi
-
1
;};
}
sectorarray
=
(
long
**
)
malloc
((
nsectors
+
1
)
*
sizeof
(
long
*
));
...
...
@@ -66,8 +69,10 @@ void initialize_array(){
double
downdist
=
vvh
-
(
double
)(
binphi
*
yaxis
)
*
dx
;
sectorarray
[
binphi
][
counter
[
binphi
]]
=
iphi
;
counter
[
binphi
]
++
;
if
(
updist
<
w_supporth
&&
updist
>=
0
.
0
)
{
sectorarray
[
binphi
+
1
][
counter
[
binphi
+
1
]]
=
iphi
;
counter
[
binphi
+
1
]
++
;};
if
(
downdist
<
w_supporth
&&
binphi
>
0
&&
downdist
>=
0
.
0
)
{
sectorarray
[
binphi
-
1
][
counter
[
binphi
-
1
]]
=
iphi
;
counter
[
binphi
-
1
]
++
;};
if
(
updist
<
w_supporth
&&
updist
>=
0
.
0
)
{
sectorarray
[
binphi
+
1
][
counter
[
binphi
+
1
]]
=
iphi
;
counter
[
binphi
+
1
]
++
;};
if
(
downdist
<
w_supporth
&&
binphi
>
0
&&
downdist
>=
0
.
0
)
{
sectorarray
[
binphi
-
1
][
counter
[
binphi
-
1
]]
=
iphi
;
counter
[
binphi
-
1
]
++
;};
}
...
...
@@ -235,7 +240,7 @@ void gridding_data(){
int
target_rank
=
(
int
)(
isector
%
size
);
#ifdef ONE_SIDE
printf
(
"One Side communication active
\n
"
);
// MPI_Win_lock(MPI_LOCK_SHARED,target_rank,0,slabwin);
// MPI_Accumulate(gridss,size_of_grid,MPI_DOUBLE,target_rank,0,size_of_grid,MPI_DOUBLE,MPI_SUM,slabwin);
// MPI_Win_unlock(target_rank,slabwin);
...
...
@@ -247,8 +252,9 @@ void gridding_data(){
reduce
(
isector
,
target_rank
);
// here the reduce is performed within every host
// here thre reduce is performed among hosts
if
(
Me
.
Nhosts
>
1
)
{
// here the reduce is performed among hosts
MPI_Barrier
(
MPI_COMM_WORLD
);
int
Im_in_the_new_communicator
=
MPI_UNDEFINED
;
...
...
@@ -290,15 +296,15 @@ void gridding_data(){
MPI_Comm_free
(
&
Sector_Comm
);
}
}
#else // relates to #ifdef ONE_SIDE
//MPI_Put(gridss,size_of_grid,MPI_DOUBLE,target_rank,0,size_of_grid,MPI_DOUBLE,slabwin);
#else
MPI_Reduce
(
gridss
,
grid
,
size_of_grid
,
MPI_DOUBLE
,
MPI_SUM
,
target_rank
,
MPI_COMM_WORLD
);
#endif //ONE_SIDE
#endif //USE_MPI
#endif
//
closes #ifdef
ONE_SIDE
#endif
//
closes
USE_MPI
clock_gettime
(
CLOCK_MONOTONIC
,
&
finishk
);
endk
=
clock
();
...
...
@@ -430,6 +436,10 @@ void reduce( int sector, int target_rank )
int
local_rank
=
Me
.
Rank
[
myHOST
];
if
(
Me
.
Ranks_to_host
[
target_rank
]
==
Me
.
myhost
)
// exchange rank 0 with target rank
// in this way the following log2 alogorithm,
// which reduces to rank 0, will work for
// every target rank
{
int
r
=
0
;
...
...
This diff is collapsed.
Click to expand it.
init.c
+
156
−
142
View file @
a22b9970
...
...
@@ -278,18 +278,20 @@ void readMetaData(char fileLocal[1000]) {
{
if
(
(
file
.
pFile
=
fopen
(
fileLocal
,
"r"
))
!=
NULL
)
{
fscanf
(
file
.
pFile
,
"%ld"
,
&
metaData
.
Nmeasures
);
fscanf
(
file
.
pFile
,
"%ld"
,
&
metaData
.
Nvis
);
fscanf
(
file
.
pFile
,
"%ld"
,
&
metaData
.
freq_per_chan
);
fscanf
(
file
.
pFile
,
"%ld"
,
&
metaData
.
polarisations
);
fscanf
(
file
.
pFile
,
"%ld"
,
&
metaData
.
Ntimes
);
fscanf
(
file
.
pFile
,
"%lf"
,
&
metaData
.
dt
);
fscanf
(
file
.
pFile
,
"%lf"
,
&
metaData
.
thours
);
fscanf
(
file
.
pFile
,
"%ld"
,
&
metaData
.
baselines
);
fscanf
(
file
.
pFile
,
"%lf"
,
&
metaData
.
uvmin
);
fscanf
(
file
.
pFile
,
"%lf"
,
&
metaData
.
uvmax
);
fscanf
(
file
.
pFile
,
"%lf"
,
&
metaData
.
wmin
);
fscanf
(
file
.
pFile
,
"%lf"
,
&
metaData
.
wmax
);
int
items
=
0
;
items
+=
fscanf
(
file
.
pFile
,
"%ld"
,
&
metaData
.
Nmeasures
);
items
+=
fscanf
(
file
.
pFile
,
"%ld"
,
&
metaData
.
Nvis
);
items
+=
fscanf
(
file
.
pFile
,
"%ld"
,
&
metaData
.
freq_per_chan
);
items
+=
fscanf
(
file
.
pFile
,
"%ld"
,
&
metaData
.
polarisations
);
items
+=
fscanf
(
file
.
pFile
,
"%ld"
,
&
metaData
.
Ntimes
);
items
+=
fscanf
(
file
.
pFile
,
"%lf"
,
&
metaData
.
dt
);
items
+=
fscanf
(
file
.
pFile
,
"%lf"
,
&
metaData
.
thours
);
items
+=
fscanf
(
file
.
pFile
,
"%ld"
,
&
metaData
.
baselines
);
items
+=
fscanf
(
file
.
pFile
,
"%lf"
,
&
metaData
.
uvmin
);
items
+=
fscanf
(
file
.
pFile
,
"%lf"
,
&
metaData
.
uvmax
);
items
+=
fscanf
(
file
.
pFile
,
"%lf"
,
&
metaData
.
wmin
);
items
+=
fscanf
(
file
.
pFile
,
"%lf"
,
&
metaData
.
wmax
);
fclose
(
file
.
pFile
);
}
else
...
...
@@ -315,6 +317,7 @@ void metaData_calculation() {
metaData
.
Nvis
=
metaData
.
Nmeasures
*
metaData
.
freq_per_chan
*
metaData
.
polarisations
;
// calculate the coordinates of the center
#warning why it it not used?
double
uvshift
=
metaData
.
uvmin
/
(
metaData
.
uvmax
-
metaData
.
uvmin
);
if
(
global_rank
==
0
)
...
...
@@ -330,9 +333,7 @@ void metaData_calculation() {
startrow
=
global_rank
*
nm_pe
;
if
(
global_rank
==
size
-
1
)
nm_pe
=
nm_pe
+
remaining
;
long
Nmeasures_tot
=
metaData
.
Nmeasures
;
metaData
.
Nmeasures
=
nm_pe
;
long
Nvis_tot
=
metaData
.
Nvis
;
metaData
.
Nvis
=
metaData
.
Nmeasures
*
metaData
.
freq_per_chan
*
metaData
.
polarisations
;
metaData
.
Nweights
=
metaData
.
Nmeasures
*
metaData
.
polarisations
;
...
...
@@ -391,7 +392,9 @@ void readData() {
if
(
(
file
.
pFile
=
fopen
(
filename
,
"rb"
))
!=
NULL
)
{
fseek
(
file
.
pFile
,
startrow
*
sizeof
(
double
),
SEEK_SET
);
fread
(
data
.
uu
,
metaData
.
Nmeasures
*
sizeof
(
double
),
1
,
file
.
pFile
);
size_t
res
=
fread
(
data
.
uu
,
sizeof
(
double
),
metaData
.
Nmeasures
,
file
.
pFile
);
if
(
res
!=
metaData
.
Nmeasures
)
printf
(
"an error occurred while reading file %s
\n
"
,
filename
);
fclose
(
file
.
pFile
);
}
else
...
...
@@ -405,7 +408,10 @@ void readData() {
if
(
(
file
.
pFile
=
fopen
(
filename
,
"rb"
))
!=
NULL
)
{
fseek
(
file
.
pFile
,
startrow
*
sizeof
(
double
),
SEEK_SET
);
fread
(
data
.
vv
,
metaData
.
Nmeasures
*
sizeof
(
double
),
1
,
file
.
pFile
);
size_t
res
=
fread
(
data
.
vv
,
sizeof
(
double
),
metaData
.
Nmeasures
,
file
.
pFile
);
if
(
res
!=
metaData
.
Nmeasures
)
printf
(
"an error occurred while reading file %s
\n
"
,
filename
);
fclose
(
file
.
pFile
);
}
else
...
...
@@ -419,7 +425,9 @@ void readData() {
if
(
(
file
.
pFile
=
fopen
(
filename
,
"rb"
))
!=
NULL
)
{
fseek
(
file
.
pFile
,
startrow
*
sizeof
(
double
),
SEEK_SET
);
fread
(
data
.
ww
,
metaData
.
Nmeasures
*
sizeof
(
double
),
1
,
file
.
pFile
);
size_t
res
=
fread
(
data
.
ww
,
sizeof
(
double
),
metaData
.
Nmeasures
,
file
.
pFile
);
if
(
res
!=
metaData
.
Nmeasures
)
printf
(
"an error occurred while reading file %s
\n
"
,
filename
);
fclose
(
file
.
pFile
);
}
else
...
...
@@ -433,7 +441,9 @@ void readData() {
if
(
(
file
.
pFile
=
fopen
(
filename
,
"rb"
))
!=
NULL
)
{
fseek
(
file
.
pFile
,
startrow
*
metaData
.
polarisations
*
sizeof
(
float
),
SEEK_SET
);
fread
(
data
.
weights
,(
metaData
.
Nweights
)
*
sizeof
(
float
),
1
,
file
.
pFile
);
size_t
res
=
fread
(
data
.
weights
,
sizeof
(
float
),
metaData
.
Nweights
,
file
.
pFile
);
if
(
res
!=
metaData
.
Nweights
)
printf
(
"an error occurred while reading file %s
\n
"
,
filename
);
fclose
(
file
.
pFile
);
}
else
...
...
@@ -447,7 +457,9 @@ void readData() {
if
((
file
.
pFile
=
fopen
(
filename
,
"rb"
))
!=
NULL
)
{
fseek
(
file
.
pFile
,
startrow
*
metaData
.
freq_per_chan
*
metaData
.
polarisations
*
sizeof
(
float
),
SEEK_SET
);
fread
(
data
.
visreal
,
metaData
.
Nvis
*
sizeof
(
float
),
1
,
file
.
pFile
);
size_t
res
=
fread
(
data
.
visreal
,
sizeof
(
float
),
metaData
.
Nvis
,
file
.
pFile
);
if
(
res
!=
metaData
.
Nvis
)
printf
(
"an error occurred while reading file %s
\n
"
,
filename
);
fclose
(
file
.
pFile
);
}
else
...
...
@@ -461,7 +473,9 @@ void readData() {
if
(
(
file
.
pFile
=
fopen
(
filename
,
"rb"
))
!=
NULL
)
{
fseek
(
file
.
pFile
,
startrow
*
metaData
.
freq_per_chan
*
metaData
.
polarisations
*
sizeof
(
float
),
SEEK_SET
);
fread
(
data
.
visimg
,
metaData
.
Nvis
*
sizeof
(
float
),
1
,
file
.
pFile
);
size_t
res
=
fread
(
data
.
visimg
,
sizeof
(
float
),
metaData
.
Nvis
,
file
.
pFile
);
if
(
res
!=
metaData
.
Nvis
)
printf
(
"an error occurred while reading file %s
\n
"
,
filename
);
fclose
(
file
.
pFile
);
}
else
...
...
This diff is collapsed.
Click to expand it.
w-stacking.cu
+
2
−
2
View file @
a22b9970
...
...
@@ -140,7 +140,7 @@ void wstack(
int
num_threads
)
{
long
i
;
long
index
;
//
long index;
long
visindex
;
// initialize the convolution kernel
...
...
@@ -242,7 +242,7 @@ void wstack(
visindex
=
i
*
freq_per_chan
*
polarizations
;
double
sum
=
0.0
;
//
double sum = 0.0;
int
j
,
k
;
//if (i%1000 == 0)printf("%ld\n",i);
...
...
This diff is collapsed.
Click to expand it.
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