100 lines
3.3 KiB
Python
100 lines
3.3 KiB
Python
###################################################################################################
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# Deployment specific global definitions - executed after startup.py
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###################################################################################################
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#Device pool customization
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pbpg_mx.setTrustedWrite(False)
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pbpg_my.setTrustedWrite(False)
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#Utilities
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def fit(ydata, xdata = None):
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"""
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Gaussian fit
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"""
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if xdata is None:
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xdata = frange(0, len(ydata), 1)
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#ydata = to_list(ydata)
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#xdata = to_list(xdata)
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max_y= max(ydata)
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index_max = ydata.index(max_y)
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max_x= xdata[index_max]
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print "Max index:" + str(index_max),
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print " x:" + str(max_x),
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print " y:" + str(max_y)
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gaussians = fit_gaussians(ydata, xdata, [index_max,])
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(norm, mean, sigma) = gaussians[0]
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p = plot([ydata],["data"],[xdata], title="Fit" )[0]
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fitted_gaussian_function = Gaussian(norm, mean, sigma)
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scale_x = [float(min(xdata)), float(max(xdata)) ]
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points = max((len(xdata)+1), 100)
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resolution = (scale_x[1]-scale_x[0]) / points
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fit_y = []
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fit_x = frange(scale_x[0],scale_x[1],resolution, True)
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for x in fit_x:
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fit_y.append(fitted_gaussian_function.value(x))
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p.addSeries(LinePlotSeries("fit"))
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p.getSeries(1).setData(fit_x, fit_y)
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if abs(mean - xdata[index_max]) < ((scale_x[0] + scale_x[1])/2):
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print "Mean -> " + str(mean)
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p.addMarker(mean, None, "Mean="+str(round(norm,2)), Color.MAGENTA.darker())
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return (norm, mean, sigma)
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else:
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p.addMarker(max_x, None, "Max="+str(round(max_x,2)), Color.GRAY)
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print "Invalid gaussian fit: " + str(mean)
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return (None, None, None)
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def elog(title, message, attachments = [], author = None, category = "Info", domain = "", logbook = "SwissFEL commissioning data", encoding=1):
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"""
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Add entry to ELOG.
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"""
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if author is None:
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author = "pshell" #get_context().user.name
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typ = "pshell"
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entry = ""
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cmd = 'G_CS_ELOG_add -l "' + logbook + '" '
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cmd = cmd + '-a "Author=' + author + '" '
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cmd = cmd + '-a "Type=' + typ + '" '
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cmd = cmd + '-a "Entry=' + entry + '" '
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cmd = cmd + '-a "Title=' + title + '" '
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cmd = cmd + '-a "Category=' + category + '" '
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cmd = cmd + '-a "Domain=' + domain + '" '
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for attachment in attachments:
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cmd = cmd + '-f "' + attachment + '" '
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cmd = cmd + '-n ' + str(encoding)
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cmd = cmd + ' "' + message + '"'
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#print cmd
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#os.system (cmd)
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#print os.popen(cmd).read()
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import subprocess
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proc = subprocess.Popen(cmd, stdout=subprocess.PIPE, shell=True)
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(out, err) = proc.communicate()
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if (err is not None) and err!="":
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raise Exception(err)
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print out
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def bsget(channel):
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"""
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"""
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st = Stream(None, dispatcher)
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try:
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st.addScalar(channel, channel, 10, 0)
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st.initialize()
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st.start();
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st.waitValueNot(None, 5000)
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return st.getValue(channel)
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finally:
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st.close()
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#Machine utilities
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def is_timing_ok():
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return caget("SIN-TIMAST-TMA:SOS-COUNT-CHECK") == 0
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def get_repetition_rate():
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return caget("SIN-TIMAST-TMA:Evt-15-Freq-I")
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