File indexing completed on 2023-10-25 09:58:27
0001
0002 from PhysicsTools.PythonAnalysis import *
0003 from ROOT import *
0004
0005 gSystem.Load("libFWCoreFWLite.so")
0006 ROOT.FWLiteEnabler.enable()
0007
0008
0009 events = EventTree("simevent.root")
0010
0011
0012 histo = TH1F("tofhits", "Tof of hits", 100, -0.5, 50)
0013
0014
0015 for event in events:
0016 simHits = event.getProduct("PSimHit_r_TrackerHitsTIBLowTof.obj")
0017 for hit in simHits:
0018 histo.Fill(hit.timeOfFlight())
0019
0020 hFile = TFile("histo.root", "RECREATE")
0021 histo.Write()
0022
0023 gROOT.SetBatch()
0024 gROOT.SetStyle("Plain")
0025
0026 c = TCanvas()
0027 histo.Draw()
0028 c.SaveAs("tofhits.jpg")