60 lines
1.8 KiB
Python
60 lines
1.8 KiB
Python
import ch.psi.pshell.epics.ControlledVariable as ControlledVariable
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import ch.psi.pshell.epics.Camtool as Camtool
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if get_exec_pars().source == CommandSource.ui:
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start = 0.0
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stop = 180.0
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step = 5.0
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nb = 2
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lat = 0.100
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else:
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start = args[0]
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stop = args[1]
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step = args[2]
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nb = int(args[3])
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lat = args[4]
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disp = caget("SINBD01-DSCR010:DISPERSION-SIM")
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energy0 = caget("SINBD01-DSCR010:ENERGY-SIM")
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phase = ControlledVariable("Phase", "SINEG01-RSYS:SET-VSUM-PHASE-SIM", "SINEG01-RSYS:GET-VSUM-PHASE-SIM")
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phase.config.minValue =-45.0
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phase.config.maxValue = 360.0
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phase.config.resolution = 0.5
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phase.initialize()
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#my_camtool = Camtool("localhost:10000")
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#Testing if camtool server is up:
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#camtool.getCameras()
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camtool.stop()
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camtool.start("simulation")
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#x = Channel("SINEG01-DSCR190:X-SIM", type = 'd', alias='SCR-X')
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#dx = Channel("SINEG01-DSCR190:DX-SIM", type = 'd', alias='SCR-DX')
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x = CamtoolValue("gr_x_fit_mean")
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dx = CamtoolValue("gr_x_fit_standard_deviation")
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#x = CamtoolValue("gr_x_com_egu")
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#dx = CamtoolValue("gr_x_rms_egu")
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try:
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xb = create_averager(x, nb, 0.100)
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dxb = create_averager(dx, nb, 0.100)
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r = lscan(phase, [xb, dxb], start, stop, step , latency=lat)
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rf_phase = r.getPositions(0)
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E = [val.mean/1000.0/disp*energy0 for val in r.getReadable(0)]
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dE = [val.mean/1000.0/disp*energy0 for val in r.getReadable(1)]
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finally:
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phase.close()
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#my_camtool.close()
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p = plot(None, title="Output")[0]
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p.clear()
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p.addSeries(LinePlotSeries("Energy"))
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p.addSeries(LinePlotSeries("Energy spread"))
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p.getSeries(0).setData(to_array(rf_phase, 'd'), E)
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p.getSeries(1).setData(to_array(rf_phase, 'd'), dE)
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p.setLegendVisible(True)
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#plot((E, dE), xdata = rf_phase, title="Phase scan")
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