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fix(xbpms): generalize describe method of sum,diff signals

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This commit is contained in:
appel_c
2025-07-21 16:16:35 +02:00
parent 7a3ce97e30
commit cdac29bed1
1 changed files with 27 additions and 11 deletions
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38
csaxs_bec/devices/epics/xbpms.py
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@@ -1,4 +1,5 @@
import time
from ophyd import Component as Cpt
from ophyd import Device, EpicsSignalRO, Signal
@@ -22,10 +23,10 @@ class SumSignal(Signal):
def describe(self):
source = [
self.parent.current1.pvname,
self.parent.current2.pvname,
self.parent.current3.pvname,
self.parent.current4.pvname,
self.parent.current1.describe()[self.parent.current1.name]["source"],
self.parent.current2.describe()[self.parent.current2.name]["source"],
self.parent.current3.describe()[self.parent.current3.name]["source"],
self.parent.current4.describe()[self.parent.current4.name]["source"],
]
source = " / ".join(source)
desc = {
@@ -33,7 +34,9 @@ class SumSignal(Signal):
"dtype": "number",
"source": f"PV: {source}",
"units": "",
"precision": self.parent.current1.precision,
"precision": (
self.parent.current1.precision if hasattr(self.parent.current1, "precision") else 0
),
}
return desc
@@ -64,23 +67,36 @@ class DiffXYSignal(Signal):
return (summed_1 - summed_2) / _sum
def describe(self):
source = [getattr(self.parent, signal).pvname for signal in self.sum1 + self.sum2]
source = [
getattr(self.parent, signal).describe()[getattr(self.parent, signal).name]["source"]
for signal in self.sum1 + self.sum2
]
source = " / ".join(source)
desc = {
"shape": [],
"dtype": "number",
"source": f"PV: {source}",
"units": "",
"precision": self.parent.current1.precision,
"precision": (
self.parent.current1.precision if hasattr(self.parent.current1, "precision") else 0
),
}
return desc
class BPMDevice(Device):
current1 = Cpt(EpicsSignalRO, ":Current1:MeanValue_RBV", kind="normal", doc="Current 1", auto_monitor=True)
current2 = Cpt(EpicsSignalRO, ":Current2:MeanValue_RBV", kind="normal", doc="Current 2", auto_monitor=True)
current3 = Cpt(EpicsSignalRO, ":Current3:MeanValue_RBV", kind="normal", doc="Current 3", auto_monitor=True)
current4 = Cpt(EpicsSignalRO, ":Current4:MeanValue_RBV", kind="normal", doc="Current 4", auto_monitor=True)
current1 = Cpt(
EpicsSignalRO, ":Current1:MeanValue_RBV", kind="normal", doc="Current 1", auto_monitor=True
)
current2 = Cpt(
EpicsSignalRO, ":Current2:MeanValue_RBV", kind="normal", doc="Current 2", auto_monitor=True
)
current3 = Cpt(
EpicsSignalRO, ":Current3:MeanValue_RBV", kind="normal", doc="Current 3", auto_monitor=True
)
current4 = Cpt(
EpicsSignalRO, ":Current4:MeanValue_RBV", kind="normal", doc="Current 4", auto_monitor=True
)
sum = Cpt(SumSignal, kind="hinted", doc="Sum of all currents")
x = Cpt(
DiffXYSignal,