TOPDisplay Class Reference

Inheritance diagram for TOPDisplay:

Collaboration diagram for TOPDisplay:

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

Static Public Attributes
list	hist
	1D histograms More...
	c1 = TCanvas('c1', 'TOP event display', 1000, 800)
	canvas

Detailed Description

Simple event display for TOP.
It displays single event timing distributions of modules using TOPDigits.
Distributions of modules with the track impact are shown in red color.

Definition at line 33 of file simpleEventDisplay.py.

Member Function Documentation

event()

def event

(

self

)

Event processor: reset and fill the histograms, display them,
wait for user respond.

Definition at line 53 of file simpleEventDisplay.py.

    def event(self):
        '''
        Event processor: reset and fill the histograms, display them,
        wait for user respond.
        '''
 
        for i in range(16):
            self.hist[i].Reset()
            self.hist[i].SetFillColor(0)
            self.hist[i].SetLineColor(1)
 
        likelihoods = Belle2.PyStoreArray('TOPLikelihoods')
        for likelihood in likelihoods:
            if likelihood.getFlag() == 1:
                exthit = likelihood.getRelated('ExtHits')
                try:
                    moduleID = exthit.getCopyID()
                    self.hist[moduleID - 1].SetFillColor(2)
                    self.hist[moduleID - 1].SetLineColor(2)
                except BaseException:
                    b2.B2ERROR('No relation to ExtHit')
 
        digits = Belle2.PyStoreArray('TOPDigits')
        for digit in digits:
            moduleID = digit.getModuleID()
            tdc = digit.getRawTime()
            self.hist[moduleID - 1].Fill(tdc)
 
        for i in range(16):
            self.c1.cd(i + 1)
            self.hist[i].Draw()
 
        self.c1.Update()
 
        # wait for user respond
        user_input = input("Press Enter to continue or Q to quit ").lower().strip()
        if user_input == "q":
            evtMetaData = Belle2.PyStoreObj('EventMetaData')
            evtMetaData.obj().setEndOfData()
 
 
# Check if the display is set (needed for canvas)

initialize()

def initialize

(

self

)

 Initialize the Module: open the canvas. 

Definition at line 47 of file simpleEventDisplay.py.

Member Data Documentation

hist

list hist

static

Initial value:

=  [TH1F('h' + str(i), 'module#' + str(i), 128, 0.0, 256.0) for i in
            range(16)]

1D histograms

Definition at line 42 of file simpleEventDisplay.py.

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

• top/examples/simpleEventDisplay.py