def findOneSubEvent(waveform, cfdconf, config, ch):
"""
waveform: numpy array
cfdconf: cfd.cfdiscConfig
ch: int
"""
# calculate expectation in first bin
#pbin1_fast = config.fastfraction*prob_exp( 0, cfdconf.nspersample, 1.0/config.fastconst )
#pbin1_slow = config.slowfraction*prob_exp( 0, cfdconf.nspersample, 1.0/config.slowconst )
#pbin1 = pbin1_fast + pbin1_slow # expected fraction of combined slow-fast exponential in first bin
# Find peaks
cfdvec = cfd.runCFdiscriminator(waveform, cfdconf)
peaks_sorted = cfdvec.getAmpOrderedList(reverse=True)
# Sort by diff height, get biggest and make a subevent out of it
if len(peaks_sorted) > 0:
tstart = peaks_sorted[0].tfire
maxamp = peaks_sorted[0].maxamp
tmax = peaks_sorted[0].tmax
#scale = waveform[tmax]/pbin1
tend = tstart
spe_sigma = 4.0 * cfdconf.nspersample
# python
#expectation = calcExpectation()
# cythonized!
#expectation = cyse.calcScintResponse( np.maximum(0,tmax-20), len(waveform), tmax, spe_sigma, (maxamp-cfdconf.pedestal), config.fastconst, config.slowconst, cfdconf.nspersample )
# native c++
expectation = cyse.pyCalcScintResponse(np.maximum(0, tmax - 20),
len(waveform), tmax, spe_sigma,
(maxamp - cfdconf.pedestal),
config.fastconst,
config.slowconst,
cfdconf.nspersample)
tend = tstart + len(expectation)
#print expectation[:10]
#print expectation_old[:10]
#raw_input()
return ChannelSubEvent(ch, tstart, tend, tmax, maxamp, expectation)
return None
def findOneSubEvent( waveform, cfdconf, config, ch ):
"""
waveform: numpy array
cfdconf: cfd.cfdiscConfig
ch: int
"""
# calculate expectation in first bin
#pbin1_fast = config.fastfraction*prob_exp( 0, cfdconf.nspersample, 1.0/config.fastconst )
#pbin1_slow = config.slowfraction*prob_exp( 0, cfdconf.nspersample, 1.0/config.slowconst )
#pbin1 = pbin1_fast + pbin1_slow # expected fraction of combined slow-fast exponential in first bin
# Find peaks
cfdvec = cfd.runCFdiscriminator( waveform, cfdconf )
peaks_sorted = cfdvec.getAmpOrderedList( reverse=True )
# Sort by diff height, get biggest and make a subevent out of it
if len(peaks_sorted)>0:
tstart = peaks_sorted[0].tfire
maxamp = peaks_sorted[0].maxamp
tmax = peaks_sorted[0].tmax
#scale = waveform[tmax]/pbin1
tend = tstart
spe_sigma = 4.0*cfdconf.nspersample
# python
#expectation = calcExpectation()
# cythonized!
#expectation = cyse.calcScintResponse( np.maximum(0,tmax-20), len(waveform), tmax, spe_sigma, (maxamp-cfdconf.pedestal), config.fastconst, config.slowconst, cfdconf.nspersample )
# native c++
expectation = cyse.pyCalcScintResponse( np.maximum(0,tmax-20), len(waveform), tmax, spe_sigma, (maxamp-cfdconf.pedestal), config.fastconst, config.slowconst, cfdconf.nspersample )
tend = tstart + len(expectation)
#print expectation[:10]
#print expectation_old[:10]
#raw_input()
return ChannelSubEvent( ch, tstart, tend, tmax, maxamp, expectation )
return None
def calcEventRates( cfdsettings, inputfile, nevents, outfile, wffile=False, rawdigitfile=False, VISUALIZE=False ):
# check that the data file type was selected
if wffile==False and rawdigitfile==False:
print "Select either wffile or rawdigitfile"
return
# load data
if wffile==True:
opdata = WFOpData( inputfile )
elif rawdigitfile==True:
opdata = RawDigitsOpData( inputfile )
out = rt.TFile( outfile, "RECREATE" )
# Event tree
eventtree = rt.TTree("eventtree","PMT Rates")
event = array('i',[0])
samples = array('i',[0])
nfires = array('i',[0]*NCHANS)
echmax = array('f',[0])
eventtree.Branch( 'event', event,'event/I' )
eventtree.Branch( 'samples', samples, 'samples/I' )
eventtree.Branch( 'nfires', nfires, 'nfires[%d]/I'%(NCHANS) )
eventtree.Branch( 'chmax', echmax, 'chmax/F' )
# Pulse Tree
pulsetree = rt.TTree("pulsetree","PMT Rates")
pch = array('i',[0])
pt = array( 'f',[0] )
pwindt = array( 'f',[0] )
pchdt = array( 'f',[0] )
pmaxamp = array('f',[0])
ped = array('f',[0])
pchmaxamp = array('f',[0])
parea = array('f',[0])
pulsetree.Branch( 'event', event, 'event/I' )
pulsetree.Branch( 'ch',pch,'ch/I' )
pulsetree.Branch( 't',pt,'t/F' )
pulsetree.Branch( 'windt',pwindt,'windt/F' )
pulsetree.Branch( 'chdt',pchdt,'chdt/F' )
pulsetree.Branch( 'amp',pmaxamp,'amp/F' )
pulsetree.Branch( 'area',parea,'area/F' )
pulsetree.Branch( "ped",ped,"ped/F")
pulsetree.Branch( 'chmaxamp',pchmaxamp,'chmaxamp/F' )
first_event = opdata.first_event
if VISUALIZE and PYQTGRAPH:
opdisplay = OpDetDisplay( opdata )
opdisplay.show()
more = opdata.getEvent( first_event )
ievent = first_event
#for ievent in range(first_event,first_event+nevents+1):
while more:
if ievent%50==0:
print "Event: ",ievent
event[0] = ievent
if VISUALIZE:
more = opdisplay.gotoEvent( ievent )
# for each event gather disc fires and sort by time
event_times = []
event_discs = {}
echmax[0] = 0
chpedestals = {}
chmaxamps = {}
for femch in range(0,NCHANS):
wfm = opdata.getData(slot=5)[:,femch]
discs = runCFdiscriminator( wfm, cfdsettings )
theped = getpedestal( wfm, 10, 2 )
if theped is None:
ped[0] = 2048.0
else:
ped[0] = theped
chpedestals[femch] = ped[0]
nfires[femch] = len(discs)
pch[0] = femch
pchmaxamp[0] = np.max( wfm - ped[0] )
chmaxamps[femch] = pchmaxamp[0]
if echmax[0]<pchmaxamp[0]:
echmax[0] = pchmaxamp[0]
samples[0] = len(wfm)
pchdt[0] = -1
pmaxamp[0] = 0
if len(discs)==0:
print "Discriminator found zero pusles in channel=",femch," event=",event[0]
for idisc,disc in enumerate(discs):
disc.ch = femch
t = disc.tfire + 0.01*disc.ch # the channel number is just to keep a unique tag
event_times.append( t )
event_discs[t] = disc
tdisc = disc.tfire
disc.pmaxamp = np.max( wfm[tdisc:tdisc+cfdsettings.deadtime]-ped[0] )
pped = getpedestal( wfm[ np.maximum(0,tdisc-20):tdisc ] , 5, 2 )
if pped is None:
pped = ped[0]
disc.parea = np.sum( wfm[tdisc:tdisc+cfdsettings.deadtime] ) - cfdsettings.deadtime*pped
if idisc>0:
disc.pchdt = tdisc - discs[idisc-1].tfire
else:
disc.pchdt = -1
if VISUALIZE and PYQTGRAPH:
discfire = pg.PlotCurveItem()
x = np.linspace( 15.625*(tdisc-5), 15.625*(tdisc+5+cfdsettings.deadtime), cfdsettings.deadtime+10 )
y = np.ones( cfdsettings.deadtime+10 )*femch
y[5:5+cfdsettings.deadtime] += 2
discfire.setData( x=x, y=y, pen=(255,0,0,255) )
opdisplay.addUserWaveformItem( discfire, femch )
event_times.sort()
for idisc,t in enumerate(event_times):
disc = event_discs[t]
pch[0] = disc.ch
pt[0] = disc.tfire
pmaxamp[0] = disc.pmaxamp
pchdt[0] = disc.pchdt
ped[0] = chpedestals[disc.ch]
pchmaxamp[0] = chmaxamps[disc.ch]
parea[0] = disc.parea
if idisc==0:
pwindt[0] = -1
else:
pwindt[0] = disc.tfire-event_discs[ event_times[idisc-1] ].tfire
pulsetree.Fill()
if VISUALIZE:
print "please enjoy plot"
raw_input()
eventtree.Fill()
more = opdata.getNextEvent()
ievent = opdata.current_event
if not more:
print "no more"
break
eventtree.Write()
pulsetree.Write()
def calcEventRates(cfdsettings,
inputfile,
nevents,
outfile,
wffile=False,
rawdigitfile=False,
VISUALIZE=False):
# check that the data file type was selected
if wffile == False and rawdigitfile == False:
print "Select either wffile or rawdigitfile"
return
# load data
if wffile == True:
opdata = WFOpData(inputfile)
elif rawdigitfile == True:
opdata = RawDigitsOpData(inputfile)
out = rt.TFile(outfile, "RECREATE")
# Event tree
eventtree = rt.TTree("eventtree", "PMT Rates")
event = array('i', [0])
samples = array('i', [0])
nfires = array('i', [0] * NCHANS)
echmax = array('f', [0])
eventtree.Branch('event', event, 'event/I')
eventtree.Branch('samples', samples, 'samples/I')
eventtree.Branch('nfires', nfires, 'nfires[%d]/I' % (NCHANS))
eventtree.Branch('chmax', echmax, 'chmax/F')
# Pulse Tree
pulsetree = rt.TTree("pulsetree", "PMT Rates")
pch = array('i', [0])
pt = array('f', [0])
pwindt = array('f', [0])
pchdt = array('f', [0])
pmaxamp = array('f', [0])
ped = array('f', [0])
pchmaxamp = array('f', [0])
parea = array('f', [0])
pulsetree.Branch('event', event, 'event/I')
pulsetree.Branch('ch', pch, 'ch/I')
pulsetree.Branch('t', pt, 't/F')
pulsetree.Branch('windt', pwindt, 'windt/F')
pulsetree.Branch('chdt', pchdt, 'chdt/F')
pulsetree.Branch('amp', pmaxamp, 'amp/F')
pulsetree.Branch('area', parea, 'area/F')
pulsetree.Branch("ped", ped, "ped/F")
pulsetree.Branch('chmaxamp', pchmaxamp, 'chmaxamp/F')
first_event = opdata.first_event
if VISUALIZE and PYQTGRAPH:
opdisplay = OpDetDisplay(opdata)
opdisplay.show()
more = opdata.getEvent(first_event)
ievent = first_event
#for ievent in range(first_event,first_event+nevents+1):
while more:
if ievent % 50 == 0:
print "Event: ", ievent
event[0] = ievent
if VISUALIZE:
more = opdisplay.gotoEvent(ievent)
# for each event gather disc fires and sort by time
event_times = []
event_discs = {}
echmax[0] = 0
chpedestals = {}
chmaxamps = {}
for femch in range(0, NCHANS):
wfm = opdata.getData(slot=5)[:, femch]
discs = runCFdiscriminator(wfm, cfdsettings)
theped = getpedestal(wfm, 10, 2)
if theped is None:
ped[0] = 2048.0
else:
ped[0] = theped
chpedestals[femch] = ped[0]
nfires[femch] = len(discs)
pch[0] = femch
pchmaxamp[0] = np.max(wfm - ped[0])
chmaxamps[femch] = pchmaxamp[0]
if echmax[0] < pchmaxamp[0]:
echmax[0] = pchmaxamp[0]
samples[0] = len(wfm)
pchdt[0] = -1
pmaxamp[0] = 0
if len(discs) == 0:
print "Discriminator found zero pusles in channel=", femch, " event=", event[
0]
for idisc, disc in enumerate(discs):
disc.ch = femch
t = disc.tfire + 0.01 * disc.ch # the channel number is just to keep a unique tag
event_times.append(t)
event_discs[t] = disc
tdisc = disc.tfire
disc.pmaxamp = np.max(wfm[tdisc:tdisc + cfdsettings.deadtime] -
ped[0])
pped = getpedestal(wfm[np.maximum(0, tdisc - 20):tdisc], 5, 2)
if pped is None:
pped = ped[0]
disc.parea = np.sum(
wfm[tdisc:tdisc +
cfdsettings.deadtime]) - cfdsettings.deadtime * pped
if idisc > 0:
disc.pchdt = tdisc - discs[idisc - 1].tfire
else:
disc.pchdt = -1
if VISUALIZE and PYQTGRAPH:
discfire = pg.PlotCurveItem()
x = np.linspace(
15.625 * (tdisc - 5),
15.625 * (tdisc + 5 + cfdsettings.deadtime),
cfdsettings.deadtime + 10)
y = np.ones(cfdsettings.deadtime + 10) * femch
y[5:5 + cfdsettings.deadtime] += 2
discfire.setData(x=x, y=y, pen=(255, 0, 0, 255))
opdisplay.addUserWaveformItem(discfire, femch)
event_times.sort()
for idisc, t in enumerate(event_times):
disc = event_discs[t]
pch[0] = disc.ch
pt[0] = disc.tfire
pmaxamp[0] = disc.pmaxamp
pchdt[0] = disc.pchdt
ped[0] = chpedestals[disc.ch]
pchmaxamp[0] = chmaxamps[disc.ch]
parea[0] = disc.parea
if idisc == 0:
pwindt[0] = -1
else:
pwindt[0] = disc.tfire - event_discs[event_times[idisc -
1]].tfire
pulsetree.Fill()
if VISUALIZE:
print "please enjoy plot"
raw_input()
eventtree.Fill()
more = opdata.getNextEvent()
ievent = opdata.current_event
if not more:
print "no more"
break
eventtree.Write()
pulsetree.Write()