72 lines
2.1 KiB
Python
72 lines
2.1 KiB
Python
"""
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Arguments:
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"""
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MOTORS = [Eph]
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VECTOR = [295.0, 296.0]
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LATENCY = 0.0
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REGION1 = {'elo': 240.0, 'ehi': 242.0, 'estep': 0.1, 'epass': 100, 'tstep': 0.1, 'iter': 1}
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REGION2 = {'elo': 241.0, 'ehi': 243.0, 'estep': 0.2, 'epass': 100, 'tstep': 0.1, 'iter': 1}
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REGIONS = [REGION1, REGION2]
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Scienta.setAcquisitionMode(ch.psi.pshell.epics.Scienta.AcquisitionMode.Swept)
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class SpectrumReader(ReadonlyRegisterBase, ReadonlyRegisterArray):
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def setup(self):
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Scienta.lowEnergy.write(self.region['elo'])
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Scienta.highEnergy.write(self.region['ehi'])
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Scienta.stepSize.write(self.region['estep'])
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Scienta.setPassEnergy(self.region['epass'])
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Scienta.stepTime.write(self.region['tstep'])
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Scienta.setIterations(self.region['iter'])
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def read(self):
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print "acquiring spectrum {0}-{1} eV".format(self.region['elo'], self.region['ehi'])
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self.setup()
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trig_scienta()
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time.sleep(0.5)
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sp = Scienta.getSpectrum().read()
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return sp
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def getSize(self):
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nx = int((self.region['ehi'] - self.region['elo']) / self.region['estep']) + 1
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return nx
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class ImageReader(ReadonlyRegisterBase, ReadonlyRegisterMatrix):
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def read(self):
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return Scienta.getDataMatrix().read()
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def getWidth(self):
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nx = int((self.region['ehi'] - self.region['elo']) / self.region['estep']) + 1
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return nx
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def getHeight(self):
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ny = Scienta.slices.read()
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return ny
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SENSORS = [SampleCurrent, RefCurrent]
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for (index, region) in enumerate(REGIONS):
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reader = SpectrumReader()
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reader.initialize()
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reader.index = index
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reader.region = region
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set_device_alias(reader, "ScientaSpectrum{0}".format(index + 1))
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SENSORS.append(reader)
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image = ImageReader()
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image.initialize()
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image.index = index
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image.region = region
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set_device_alias(image, "ScientaImage{0}".format(index + 1))
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SENSORS.append(image)
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adjust_sensors()
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set_adc_averaging()
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set_preference(Preference.PLOT_TYPES, {'Scienta spectrum':1})
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vscan(MOTORS, SENSORS, VECTOR, True, LATENCY,False, before_read=wait_beam, after_read = after_readout)
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