35 lines
1.1 KiB
Python
35 lines
1.1 KiB
Python
GAP = "SARUN07-UPHS060"
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SAMPLES = 20
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TOLERANCE = 0.01
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TIMEOUT = 10.0
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intensity = Channel("SARFE10-PBPG050:PHOTON-ENERGY-PER-PULSE-US", alias = "gas det")
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gap = Channel(GAP + ":GAP_SP", alias = "gap")
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readout = Channel(GAP + ":GAP")
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av = create_averager(intensity, SAMPLES, interval = -1, name = None)
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def before(position, scan):
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caput(GAP + ":GO", 1)
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start = time.time()
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while abs(readout.read() - gap.read()) > TOLERANCE:
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time.sleep(0.1)
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if time.time() - start > TIMEOUT:
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raise Exception ("Timeout waiting gap change")
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ret = lscan (gap, av, 17.5, 19.5, 20, latency=20.0, before_read=before)
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#run("CPython/wrapper")
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#xdata = ret.getPositions(0)
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#ydata = ret.getReadable(0)
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#(fit_amplitude, fit_phase_deg, fit_offset, ph_crest, fit_x, fit_y) = hfitoff(ydata , xdata)
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#print fit_amplitude, fit_phase_deg, fit_offset
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#plt = get_plots()[0]
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#if plt is not None:
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# plt.addSeries(LinePlotErrorSeries("fit"))
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# plt.getSeries(1).setData(fit_x, fit_y)
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# plt.getSeries(1).setPointsVisible(False)
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# plt.setLegendVisible(True)
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