Histogrammer Class Reference

Inheritance diagram for Histogrammer:

Collaboration diagram for Histogrammer:

Public Member Functions
def	initialize (self)
def	event (self)
def	terminate (self)

Public Attributes
	tfile
	output file
	hist
	Width VS amplitude plot in each slot.
	histSampling
	Width as function of the sample number in each channel.

Detailed Description

 A module to histogram width and amplitude of TOPDigits 

Definition at line 23 of file checkHitHeightAndWidth.py.

Member Function Documentation

event()

def event

(

self

)

 Event processor: fill histograms 

Definition at line 48 of file checkHitHeightAndWidth.py.

    def event(self):
        ''' Event processor: fill histograms '''
 
        digits = Belle2.PyStoreArray('TOPDigits')
        for digit in digits:
            if digit.getHitQuality() == 0:
                continue
            slotID = digit.getModuleID()
            hwchan = digit.getChannel()
            self.hist[slotID - 1].Fill(digit.getPulseHeight(), digit.getPulseWidth())
            self.histSampling[slotID - 1][hwchan].Fill(digit.getModulo256Sample(), digit.getPulseWidth())
 

initialize()

def initialize

(

self

)

 Open output file and book histograms 

Definition at line 27 of file checkHitHeightAndWidth.py.

    def initialize(self):
        ''' Open output file and book histograms '''
 
        
        self.tfile = TFile.Open('hitHeightAndWidth.root', 'recreate')
        dirs = [gDirectory.mkdir('slot_' + f'{slot:02d}') for slot in range(1, 17)]
 
        
        self.hist = []
        
        self.histSampling = []
 
        for slot in range(1, 17):
            dirs[slot - 1].cd()
            h = TH2F('WidthVSAmplitude', 'Slot ' + str(slot) +
                     ';amplitude [ADC counts]; width [ns]', 2000, 0, 2000, 200, 0, 10)
            self.hist.append(h)
            hh = [TH2F('WidthVSample_ch' + f'{ch:03d}', 'Slot ' + str(slot) + ', channel ' + str(ch) +
                       ';sample; width [ns]', 256, 0, 256, 200, 0, 10) for ch in range(512)]
            self.histSampling.append(hh)
 

terminate()

def terminate

(

self

)

 Write histograms to file 

Definition at line 60 of file checkHitHeightAndWidth.py.

    def terminate(self):
        ''' Write histograms to file '''
 
        self.tfile.Write()
        self.tfile.Close()
 
 
# Suppress messages and warnings during processing

Member Data Documentation

hist

hist

Width VS amplitude plot in each slot.

Definition at line 35 of file checkHitHeightAndWidth.py.

histSampling

histSampling

Width as function of the sample number in each channel.

Definition at line 37 of file checkHitHeightAndWidth.py.

tfile

tfile

output file

Definition at line 31 of file checkHitHeightAndWidth.py.

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The documentation for this class was generated from the following file:

• top/analysis/checkHitHeightAndWidth.py