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!22
Adds function repRate()
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Merged
Adds function repRate()
rep_rate
into
master
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1
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1
Merged
Laurent Mercadier
requested to merge
rep_rate
into
master
5 years ago
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d1f7d1cf
1 commit,
5 years ago
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xgm.py
+
26
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3
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@@ -83,14 +83,37 @@ def pulsePatternInfo(data, plot=False):
print
(
'
\n
'
)
if
plot
:
plt
.
figure
(
figsize
=
(
6
,
3
))
plt
.
plot
(
data
[
'
npulses_sase3
'
].
trainId
,
data
[
'
npulses_sase3
'
],
'
o-
'
,
ms
=
3
,
label
=
'
SASE 3
'
)
plt
.
plot
(
data
[
'
npulses_sase3
'
].
trainId
,
data
[
'
npulses_sase3
'
],
'
o-
'
,
ms
=
3
,
label
=
'
SASE 3
'
)
plt
.
xlabel
(
'
trainId
'
)
plt
.
ylabel
(
'
pulses per train
'
)
plt
.
plot
(
data
[
'
npulses_sase1
'
].
trainId
,
data
[
'
npulses_sase1
'
],
'
^-
'
,
ms
=
3
,
color
=
'
C2
'
,
label
=
'
SASE 1
'
)
plt
.
plot
(
data
[
'
npulses_sase1
'
].
trainId
,
data
[
'
npulses_sase1
'
],
'
^-
'
,
ms
=
3
,
color
=
'
C2
'
,
label
=
'
SASE 1
'
)
plt
.
legend
()
plt
.
tight_layout
()
def
repRate
(
data
,
sase
=
'
sase3
'
):
'''
Calculates the pulse repetition rate in sase according
to the bunch pattern and assuming a minimum pulse
separation of 222e-9 seconds.
Inputs:
data: xarray Dataset containing pulse pattern
sase: sase in which the repetition rate is
calculated (1,2 or 3)
Output:
f: repetition rate in kHz
'''
assert
sase
in
data
,
'
key
"
{}
"
not found in data!
'
.
format
(
sase
)
sase
=
data
[
sase
].
where
(
data
[
'
npulses_{}
'
.
format
(
sase
)]
>
1
,
drop
=
True
).
values
if
len
(
sase
)
==
0
:
print
(
'
Not enough pulses to extract repetition rate
'
)
return
0
f
=
1
/
((
sase
[
0
,
1
]
-
sase
[
0
,
0
])
*
222e-6
)
return
f
def
selectSASEinXGM
(
data
,
sase
=
'
sase3
'
,
xgm
=
'
SCS_XGM
'
):
'''
Extract SASE1- or SASE3-only XGM data.
There are various cases depending on i) the mode of operation (10 Hz
Loading