In This Package:

DrawGe68Position.py

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#!/usr/bin/env python
#
# Draws reconstructed position figures from position stats file
#
#  Usage:
#   nuwa.py DrawPositionFigs

# Load DybPython
from DybPython.DybPythonAlg import DybPythonAlg
from GaudiPython import SUCCESS, FAILURE
from GaudiPython import gbl

# Make shortcuts to any ROOT classes you want to use
TCanvas = gbl.TCanvas
gbl.gStyle.SetPalette(1)
gbl.gStyle.SetOptFit(1)

# Make your algorithm
class DrawPositionFigsAlg(DybPythonAlg):
    "Algorithm to draw figures from the position statistics file"
    def __init__(self,name):
        DybPythonAlg.__init__(self,name)
        return

    def initialize(self):
        status = DybPythonAlg.initialize(self)
        if status.isFailure(): return status
        self.info("initializing")

        return SUCCESS

    def execute(self):
        self.info("executing")
        
        return SUCCESS
        
    def finalize(self):
        self.info("finalizing")

        # Make position histograms
        canvas = TCanvas()

        self.stats["/file0/position/reconZvsX"].Draw("colz")
        canvas.SaveAs("reconZvsX.png")

        self.stats["/file0/position/reconZvsY"].Draw("colz")
        canvas.SaveAs("reconZvsY.png")

        self.stats["/file0/position/reconYvsX"].Draw("colz")
        canvas.SaveAs("reconYvsX.png")

        self.stats["/file0/position/reconZvsR"].Draw("colz")
        canvas.SaveAs("reconZvsR.png")

        status = DybPythonAlg.finalize(self)
        return status


#####  Job Configuration for nuwa.py ########################################

def configure():
    from StatisticsSvc.StatisticsSvcConf import StatisticsSvc
    statsSvc = StatisticsSvc()
    statsSvc.Input ={"file0":"positionStats.root"}
    return

def run(app):
    '''
    Configure and add an algorithm to job
    '''
    app.ExtSvc += ["StatisticsSvc"]
    positionFigsAlg = DrawPositionFigsAlg("MyPositionFigs")
    app.addAlgorithm(positionFigsAlg)
    pass

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