SubtractCalSignal Class Reference

Inheritance diagram for SubtractCalSignal:

Collaboration diagram for SubtractCalSignal:

Public Member Functions
def	event (self)

Detailed Description

subtract time of the first calibration signal 

Definition at line 29 of file subtractCalPulse.py.

Member Function Documentation

event()

def event

(

self

)

event function 

Definition at line 32 of file subtractCalPulse.py.

    def event(self):
        ''' event function '''
 
        digits = Belle2.PyStoreArray('TOPDigits')
        t0 = [0 for i in range(64)]
        num = [0 for i in range(64)]
        for digit in digits:
            channel = digit.getChannel()
            i = int(channel / 8)
            ch = int(channel) % 8
            if ch == calChannel and digit.getHitQuality() == 4:
                if num[i] == 0:
                    t0[i] = digit.getTime()
                    num[i] += 1
                else:
                    t0[i] = min(t0[i], digit.getTime())
                    num[i] += 1
        sum = 0
        for digit in digits:
            i = int(digit.getChannel()/8)
            if num[i] == 2:
                digit.subtractT0(t0[i])
                sum += 1
            else:
                digit.setHitQuality(0)
        if sum == 0:
            B2ERROR("No calibration double pulses found in the event")
 
 
# Create path

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

• top/analysis/subtractCalPulse.py