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import numpy as np import matplotlib.pyplot as plt from pypdsdata import xtc class mypyana(object): def __init__(self,source=""): self.source = source self.counter = None self.array = [] # really just a list def beginjob(self,evt,env): self.counter = 0 def event(self,evt,env): self.counter += 1 # snippet code goes here thedata = evt.get(xtc.TypeId.Type.Id_SomeType, self.source ) self.array.append( thedata.somevalue ) def endjob(self,evt,env): print "Job done! Processed %d events. " % self.counter # place for plotting etc # convert from python list to a numpy array self.array = np.array( self.array ) # plot graph plt.plot(self.array) |
BeamLine Data: EBeam
To read out energy, charge and position of the beam from the beamline data, use getEBeam()
. It returns a class/structure that has the following members/fields:
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def event(self,evt,env): try: frame = evt.getPnCcdValue( self.source, env ) image = frame.data() except: pass |
Other image (FCCD*,Opal,PIM (TM6740), ... )
These all use the generic getFrameValue function:
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