61 lines
1.8 KiB
Python
61 lines
1.8 KiB
Python
"""
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Focusing mirror Ry scan
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set scan parameters below, move the mirror to the center position.
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set analyser parameters separately!
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changes
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-------
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2022-06-22 implement fly scan: not supported by positioner!
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"""
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import math
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set_exec_pars(compression=True)
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# adjust the following parameters
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DISTANCE = 0.2
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STEPS = 100
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LATENCY = 0.5
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ENDSCAN = False
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MOTORS = [FocusYRot]
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#SENSORS = [SampleCurrent, RefCurrent, MachineCurrent, OpticsCameraCentroidX, OpticsCameraSigmaX, opps1img.getDataMatrix()]
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SENSORS = [SampleCurrent, RefCurrent, MachineCurrent]
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SENSORS = (Counts, SampleCurrent, RefCurrent, MachineCurrent, Scienta.dataMatrix, EnergyDistribution, AngleDistribution)
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STARTPOS = (-DISTANCE / 2.0)
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ENDPOS = (DISTANCE / 2.0)
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RELATIVE = True
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FLY_SCAN = False # fly scan not supported by positioner
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adjust_sensors()
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set_adc_averaging()
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try:
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if FLY_SCAN:
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# time per scienta acquisition in seconds
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trig_scienta()
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time1 = time.time()
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before_readout()
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time.sleep(0.2)
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time2 = time.time()
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scienta_time = (time2 - time1) + 1.
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print "step time: ", scienta_time
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if isinstance(STEPS,int):
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STEPS = DISTANCE / STEPS
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SPEED = STEPS / scienta_time
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fly_time = (RANGE[1] - RANGE[0]) / SPEED
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STEPS = int(fly_time / scienta_time) + 1
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print "speed: ", SPEED
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print "scan time: ", fly_time
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cscan(MOTORS, SENSORS, STARTPOS, ENDPOS, STEPS, LATENCY, fly_time, RELATIVE, before_read=before_readout, after_read = after_readout, check_positions = False)
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else:
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lscan(MOTORS, SENSORS, STARTPOS, ENDPOS, STEPS, LATENCY, RELATIVE, before_read=before_readout, after_read = after_readout)
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finally:
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if ENDSCAN:
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after_scan()
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