PWGJE/EMCALJetTasks/UserTasks/AliAnalysisTaskChargedJetsPA.cxx

   1 #ifndef ALIANALYSISTASKSE_H
   2 #include <Riostream.h>
   3 #include <TROOT.h>
   4 #include <TFile.h>
   5 #include <TChain.h>
   6 #include <TTree.h>
   7 #include <TKey.h>
   8 #include <TProfile.h>
   9 #include <TProfile2D.h>
  10 #include <TH1F.h>
  11 #include <TH2F.h>
  12 #include <TCanvas.h>
  13 #include <TList.h>
  14 #include <TClonesArray.h>
  15 #include <TObject.h>
  16 #include <TMath.h>
  17 #include <TSystem.h>
  18 #include <TInterpreter.h>
  19 #include <TH1.h>
  20 #include "AliAnalysisTask.h"
  21 #include "AliCentrality.h"
  22 #include "AliStack.h"
  23 #include "AliESDEvent.h"
  24 #include "AliESDInputHandler.h"
  25 #include "AliAODEvent.h"
  26 #include "AliAODHandler.h"
  27 #include "AliAnalysisManager.h"
  28 #include "AliAnalysisTaskSE.h"
  29 #endif
  30
  31 #include <time.h>
  32 #include <TRandom3.h>
  33 #include "AliGenPythiaEventHeader.h"
  34 #include "AliAODMCHeader.h"
  35 #include "AliMCEvent.h"
  36 #include "AliLog.h"
  37 #include <AliEmcalJet.h>
  38 #include <AliPicoTrack.h>
  39 #include "AliVEventHandler.h"
  40 #include "AliVParticle.h"
  41 #include "AliAODMCParticle.h"
  42 #include "AliAnalysisUtils.h"
  43 #include "AliRhoParameter.h"
  44 #include "TVector3.h"
  45
  46 #include "AliAnalysisTaskChargedJetsPA.h"
  47 using std::min;
  48
  49 //TODO: Not accessing the particles when using MC
  50 //TODO: FillHistogram can be done better with virtual TH1(?)
  51 ClassImp(AliAnalysisTaskChargedJetsPA)
  52
  53 // ######################################################################################## DEFINE HISTOGRAMS
  54 void AliAnalysisTaskChargedJetsPA::Init()
  55 {
  56   #ifdef DEBUGMODE
  57     AliInfo("Creating histograms.");
  58   #endif
  59
  60   TH1D* tmpHisto = AddHistogram1D<TH1D>("hNumberEvents", "Number of events (0 = before cuts, 1 = after cuts)", "", 2, 0, 2, "stage","N^{Events}/cut");
  61   tmpHisto->GetXaxis()->SetBinLabel(1, "Before cuts");
  62   tmpHisto->GetXaxis()->SetBinLabel(2, "After cuts");
  63
  64   tmpHisto = AddHistogram1D<TH1D>("hEventAcceptance", "Accepted events (0 = before cuts, 1 = after pile up, 2 = after vertex)", "", 3, 0, 3, "stage","N^{Events}/cut");
  65   tmpHisto->GetXaxis()->SetBinLabel(1, "Before cuts");
  66   tmpHisto->GetXaxis()->SetBinLabel(2, "After pile up");
  67   tmpHisto->GetXaxis()->SetBinLabel(3, "After vertex");
  68
  69   tmpHisto = AddHistogram1D<TH1D>("hTrackAcceptance", "Accepted tracks (0 = before cuts, 1 = after eta, 2 = after pT)", "", 3, 0, 3, "stage","N^{Tracks}/cut");
  70   tmpHisto->GetXaxis()->SetBinLabel(1, "Before cuts");
  71   tmpHisto->GetXaxis()->SetBinLabel(2, "After eta");
  72   tmpHisto->GetXaxis()->SetBinLabel(3, "After p_{T}");
  73
  74   tmpHisto = AddHistogram1D<TH1D>("hJetAcceptance", "Accepted jets (0 = before cuts, 1 = after eta, 2 = after pT, 3 = after area)", "", 4, 0, 4, "stage","N^{Jets}/cut");
  75   tmpHisto->GetXaxis()->SetBinLabel(1, "Before cuts");
  76   tmpHisto->GetXaxis()->SetBinLabel(2, "After eta");
  77   tmpHisto->GetXaxis()->SetBinLabel(3, "After p_{T}");
  78   tmpHisto->GetXaxis()->SetBinLabel(4, "After area");
  79
  80   // NOTE: Jet histograms
  81   if (fAnalyzeJets)
  82   {
  83     // ######## Jet spectra
  84     AddHistogram1D<TH1D>("hRawJetPt", "Raw jets p_{T} distribution (before cuts)", "", 500, 0., 250., "p_{T} (GeV/c)", "dN^{Jets}/dp_{T}");
  85     AddHistogram2D<TH2D>("hJetPt", "Jets p_{T} distribution", "", 500, -50., 200., fNumberOfCentralityBins, 0, 100, "p_{T} (GeV/c)","Centrality","dN^{Jets}/dp_{T}");
  86     AddHistogram2D<TH2D>("hJetPtBgrdSubtractedKTImprovedCMS", "Jets p_{T} distribution, KT background (Improved CMS) subtracted", "", 500, -50., 200., fNumberOfCentralityBins, 0, 100, "p_{T} (GeV/c)","Centrality","dN^{Jets}/dp_{T}");
  87     AddHistogram2D<TH2D>("hJetPtBgrdSubtractedKTImprovedCMS_Phi1", "Jets p_{T} distribution, KT background (Improved CMS) subtracted (1st part of azimuth)", "", 500, -50., 200., fNumberOfCentralityBins, 0, 100, "p_{T} (GeV/c)","Centrality","dN^{Jets}/dp_{T}");
  88     AddHistogram2D<TH2D>("hJetPtBgrdSubtractedKTImprovedCMS_Phi2", "Jets p_{T} distribution, KT background (Improved CMS) subtracted (2nd part of azimuth)", "", 500, -50., 200., fNumberOfCentralityBins, 0, 100, "p_{T} (GeV/c)","Centrality","dN^{Jets}/dp_{T}");
  89
  90     AddHistogram2D<TH2D>("hJetPtBgrdSubtractedPP", "Jets p_{T} distribution, pp background subtracted", "", 500, -50., 200., fNumberOfCentralityBins, 0, 100, "p_{T} (GeV/c)","Centrality","dN^{Jets}/dp_{T}");
  91     AddHistogram2D<TH2D>("hJetPtBgrdSubtractedExternal", "Jets p_{T} distribution, external bgrd. subtracted", "", 500, -50., 200., fNumberOfCentralityBins, 0, 100, "p_{T} (GeV/c)","Centrality","dN^{Jets}/dp_{T}");
  92
  93
  94
  95     AddHistogram2D<TProfile2D>("hJetPtSubtractedRhoKTImprovedCMS", "Mean subtracted KT (CMS w/o signal) background from jets", "COLZ", 600, 0, 150, fNumberOfCentralityBins, 0, 100, "Jet p_{T}", "Centrality", "#rho mean");
  96     AddHistogram2D<TProfile2D>("hJetPtSubtractedRhoExternal", "Mean subtracted KT (External) background from jets", "COLZ", 600, 0, 150, fNumberOfCentralityBins, 0, 100, "Jet p_{T}", "Centrality", "#rho mean");
  97     AddHistogram2D<TProfile2D>("hJetPtSubtractedRhoPP", "Mean subtracted KT (pp from Michal) background from jets", "COLZ", 600, 0, 150, fNumberOfCentralityBins, 0, 100, "Jet p_{T}", "Centrality", "#rho mean");
  98
  99     if(fAnalyzeDeprecatedBackgrounds)
 100     {
 101       AddHistogram2D<TH2D>("hJetPtBgrdSubtractedTR", "Jets p_{T} distribution, TR background (Cone R=0.6 around jets excluded) subtracted", "", 500, -50., 200., fNumberOfCentralityBins, 0, 100, "p_{T} (GeV/c)","Centrality","dN^{Jets}/dp_{T}");
 102       AddHistogram2D<TH2D>("hJetPtBgrdSubtractedKTPbPb", "Jets p_{T} distribution, KT background (PbPb w/o ghosts) subtracted", "", 500, -50., 200., fNumberOfCentralityBins, 0, 100, "p_{T} (GeV/c)","Centrality","dN^{Jets}/dp_{T}");
 103       AddHistogram2D<TH2D>("hJetPtBgrdSubtractedKTPbPbWithGhosts", "Jets p_{T} distribution, KT background (PbPb w/ ghosts) subtracted", "", 500, -50., 200., fNumberOfCentralityBins, 0, 100, "p_{T} (GeV/c)","Centrality","dN^{Jets}/dp_{T}");
 104       AddHistogram2D<TH2D>("hJetPtBgrdSubtractedKTCMS", "Jets p_{T} distribution, KT background (CMS) subtracted", "", 500, -50., 200., fNumberOfCentralityBins, 0, 100, "p_{T} (GeV/c)","Centrality","dN^{Jets}/dp_{T}");
 105       AddHistogram2D<TH2D>("hJetPtBgrdSubtractedKTMean", "Jets p_{T} distribution, KT background (Mean) subtracted", "", 500, -50., 200., fNumberOfCentralityBins, 0, 100, "p_{T} (GeV/c)","Centrality","dN^{Jets}/dp_{T}");
 106       AddHistogram2D<TH2D>("hJetPtBgrdSubtractedKTTrackLike", "Jets p_{T} distribution, KT background (track-like) subtracted", "", 500, -50., 200., fNumberOfCentralityBins, 0, 100, "p_{T} (GeV/c)","Centrality","dN^{Jets}/dp_{T}");
 107     }
 108
 109     // ######## Jet profiles
 110     if(fAnalyzeJetProfile)
 111     {
 112       AddHistogram2D<TH2D>("hJetProfile10GeV", "Jet profile, cone p_{T}/jet p_{T} vs. jet radius, jet p_{T} > 10 GeV", "", 12, 0, 0.6,200, 0., 2., "Cone radius","dN^{Jets}/dR", "Ratio");
 113       AddHistogram2D<TH2D>("hJetProfile20GeV", "Jet profile, cone p_{T}/jet p_{T} vs. jet radius, jet p_{T} > 20 GeV", "", 12, 0, 0.6,200, 0., 2., "Cone radius","dN^{Jets}/dR", "Ratio");
 114       AddHistogram2D<TH2D>("hJetProfile30GeV", "Jet profile, cone p_{T}/jet p_{T} vs. jet radius, jet p_{T} > 30 GeV", "", 12, 0, 0.6,200, 0., 2., "Cone radius","dN^{Jets}/dR", "Ratio");
 115       AddHistogram2D<TH2D>("hJetProfile40GeV", "Jet profile, cone p_{T}/jet p_{T} vs. jet radius, jet p_{T} > 40 GeV", "", 12, 0, 0.6,200, 0., 2., "Cone radius","dN^{Jets}/dR", "Ratio");
 116       AddHistogram2D<TH2D>("hJetProfile50GeV", "Jet profile, cone p_{T}/jet p_{T} vs. jet radius, jet p_{T} > 50 GeV", "", 12, 0, 0.6,200, 0., 2., "Cone radius","dN^{Jets}/dR", "Ratio");
 117       AddHistogram2D<TH2D>("hJetProfile60GeV", "Jet profile, cone p_{T}/jet p_{T} vs. jet radius, jet p_{T} > 60 GeV", "", 12, 0, 0.6,200, 0., 2., "Cone radius","dN^{Jets}/dR", "Ratio");
 118       AddHistogram2D<TH2D>("hJetProfile70GeV", "Jet profile, cone p_{T}/jet p_{T} vs. jet radius, jet p_{T} > 70 GeV", "", 12, 0, 0.6,200, 0., 2., "Cone radius","dN^{Jets}/dR", "Ratio");
 119     }
 120     // ######## Jet stuff
 121     AddHistogram2D<TH2D>("hJetConstituentPt", "Jet constituents p_{T} distribution", "", 500, -50., 200., fNumberOfCentralityBins, 0, 100, "p_{T} (GeV/c)","Centrality","dN^{Tracks}/dp_{T}");
 122     AddHistogram1D<TH1D>("hJetCountAll", "Number of Jets", "", 200, 0., 200., "N jets","dN^{Events}/dN^{Jets}");
 123     AddHistogram1D<TH1D>("hJetCountAccepted", "Number of accepted Jets", "", 200, 0., 200., "N jets","dN^{Events}/dN^{Jets}");
 124     AddHistogram2D<TH2D>("hJetCount", "Correlation jets/accepted jets", "", 200, 0., 200., 200, 0., 200., "N jets","N jets accepted", "d^{2}N^{Events}/dN^{Jets dN^{Jets, acc}}");
 125     AddHistogram1D<TH1D>("hLeadingJetPt", "Leading jet p_{T}", "", 500, -50., 200., "p_{T} (GeV/c)","dN^{Jets}/dp_{T}");
 126     AddHistogram1D<TH1D>("hSecondLeadingJetPt", "Second leading jet p_{T}", "", 500, -50., 200., "p_{T} (GeV/c)","dN^{Jets}/dp_{T}");
 127     AddHistogram1D<TH1D>("hCorrectedLeadingJetPt", "Corrected leading jet p_{T}", "", 500, -50., 200., "p_{T} (GeV/c)","dN^{Jets}/dp_{T}");
 128     AddHistogram1D<TH1D>("hCorrectedSecondLeadingJetPt", "Corrected second leading jet p_{T}", "", 500, -50., 200., "p_{T} (GeV/c)","dN^{Jets}/dp_{T}");
 129     AddHistogram1D<TH1D>("hJetDeltaPhi", "Jets combinatorial #Delta #phi", "", 250, 0., TMath::Pi(), "#Delta #phi","dN^{Jets}/d(#Delta #phi)");
 130     AddHistogram1D<TH1D>("hLeadingJetDeltaPhi", "1st and 2nd leading jet #Delta #phi", "", 250, 0., TMath::Pi(), "#Delta #phi","dN^{Jets}/d(#Delta #phi)");
 131   }
 132
 133   // NOTE: Jet background histograms
 134   if (fAnalyzeBackground)
 135   {
 136     // ########## Default background estimates
 137     AddHistogram2D<TH2D>("hKTBackgroundImprovedCMS", "KT background density (Improved CMS approach)", "LEGO2", 400, 0., 40., fNumberOfCentralityBins, 0, 100, "#rho (GeV/c)","Centrality", "dN^{Events}/d#rho");
 138     AddHistogram2D<TH2D>("hKTBackgroundImprovedCMSExternal", "KT background density (Improved CMS approach from external task)", "LEGO2", 400, 0., 40., fNumberOfCentralityBins, 0, 100, "#rho (GeV/c)","Centrality", "dN^{Events}/d#rho");
 139     AddHistogram2D<TH2D>("hKTBackgroundImprovedCMSExternal20GeV", "KT background density (Improved CMS approach from external task, jet p_{T} > 20 GeV)", "LEGO2", 400, 0., 40., fNumberOfCentralityBins, 0, 100, "#rho (GeV/c)","Centrality", "dN^{Events}/d#rho");
 140     AddHistogram2D<TH2D>("hPPBackground", "PP background density (Michals approach)", "LEGO2", 400, 0., 40., fNumberOfCentralityBins, 0, 100, "#rho (GeV/c)","Centrality", "dN^{Events}/d#rho");
 141
 142     AddHistogram2D<TH2D>("hDeltaPtExternalBgrd", "Background fluctuations #delta p_{T} (KT, External)", "", 1801, -40.0, 80.0, fNumberOfCentralityBins, 0, 100, "#delta p_{T} (GeV/c)","Centrality","dN^{Jets}/d#delta p_{T}");
 143     AddHistogram2D<TH2D>("hDeltaPtExternalBgrdVsPt", "Background fluctuations #delta p_{T} (KT, External, in p_{T} bins)", "", 1801, -40.0, 80.0, 200, 0, 200, "#delta p_{T} (GeV/c)","Raw jet p_{T}","dN^{Jets}/d#delta p_{T}");
 144     AddHistogram2D<TH2D>("hDeltaPtKTImprovedCMS", "Background fluctuations #delta p_{T} (KT, Improved CMS-like)", "", 1801, -40.0, 80.0, fNumberOfCentralityBins, 0, 100, "#delta p_{T} (GeV/c)","Centrality","dN^{Jets}/d#delta p_{T}");
 145     AddHistogram2D<TH2D>("hDeltaPtKTImprovedCMSPartialExclusion", "Background fluctuations #delta p_{T} (KT, Improved CMS-like, partial jet exclusion)", "", 1801, -40.0, 80.0, fNumberOfCentralityBins, 0, 100, "#delta p_{T} (GeV/c)","Centrality","dN^{Jets}/d#delta p_{T}");
 146     AddHistogram2D<TH2D>("hDeltaPtKTImprovedCMSPartialExclusion_Signal", "Background fluctuations #delta p_{T} (KT, Improved CMS-like, partial jet exclusion w/ 1/N_{sig} probability)", "", 1801, -40.0, 80.0, fNumberOfCentralityBins, 0, 100, "#delta p_{T} (GeV/c)","Centrality","dN^{Jets}/d#delta p_{T}");
 147     AddHistogram2D<TH2D>("hDeltaPtKTImprovedCMSFullExclusion", "Background fluctuations #delta p_{T} (KT, Improved CMS-like, full leading jet exclusion)", "", 1801, -40.0, 80.0, fNumberOfCentralityBins, 0, 100, "#delta p_{T} (GeV/c)","Centrality","dN^{Jets}/d#delta p_{T}");
 148     AddHistogram2D<TH2D>("hDeltaPtNoBackground", "Background fluctuations #delta p_{T} (No background)", "", 1801, -40.0, 80.0, fNumberOfCentralityBins, 0, 100, "#delta p_{T} (GeV/c)","Centrality","dN^{Jets}/d#delta p_{T}");
 149
 150     AddHistogram1D<TProfile>("hKTMeanBackgroundImprovedCMS", "KT background mean (Improved CMS approach)", "", 100, 0, 100, "Centrality", "#rho mean");
 151
 152     if(fAnalyzeDeprecatedBackgrounds)
 153     {
 154       // ########## Different background estimates
 155       AddHistogram2D<TH2D>("hKTBackgroundPbPb", "KT background density (PbPb approach, no ghosts)", "LEGO2", 400, 0., 40., fNumberOfCentralityBins, 0, 100, "#rho (GeV/c)","Centrality", "dN^{Events}/d#rho");
 156       AddHistogram2D<TH2D>("hKTBackgroundPbPbWithGhosts", "KT background density (PbPb approach w/ ghosts)", "LEGO2", 400, 0., 40., fNumberOfCentralityBins, 0, 100, "#rho (GeV/c)","Centrality", "dN^{Events}/d#rho");
 157       AddHistogram2D<TH2D>("hKTBackgroundCMS", "KT background density (CMS approach)", "LEGO2", 400, 0., 40., fNumberOfCentralityBins, 0, 100, "#rho (GeV/c)","Centrality", "dN^{Events}/d#rho");
 158       AddHistogram2D<TH2D>("hKTBackgroundMean", "KT background density (Mean approach)", "LEGO2", 400, 0., 40., fNumberOfCentralityBins, 0, 100, "#rho (GeV/c)","Centrality", "dN^{Events}/d#rho");
 159       AddHistogram2D<TH2D>("hKTBackgroundTrackLike", "KT background density (Track-like approach)", "LEGO2", 400, 0., 40., fNumberOfCentralityBins, 0, 100, "#rho (GeV/c)","Centrality", "dN^{Events}/d#rho");
 160
 161       AddHistogram2D<TH2D>("hTRBackgroundNoExcl", "TR background density (No signal excluded)", "LEGO2", 400, 0., 40., fNumberOfCentralityBins, 0, 100, "#rho (GeV/c)","Centrality", "dN^{Events}/d#rho");
 162       AddHistogram2D<TH2D>("hTRBackgroundCone02", "TR background density (Cones R=0.2 around signal jets excluded)", "LEGO2", 400, 0., 40., fNumberOfCentralityBins, 0, 100, "#rho (GeV/c)","Centrality", "dN^{Events}/d#rho");
 163       AddHistogram2D<TH2D>("hTRBackgroundCone04", "TR background density (Cones R=0.4 around signal jets excluded)", "LEGO2", 400, 0., 40., fNumberOfCentralityBins, 0, 100, "#rho (GeV/c)","Centrality", "dN^{Events}/d#rho");
 164       AddHistogram2D<TH2D>("hTRBackgroundCone06", "TR background density (Cones R=0.6 around signal jets excluded)", "LEGO2", 400, 0., 40., fNumberOfCentralityBins, 0, 100, "#rho (GeV/c)","Centrality", "dN^{Events}/d#rho");
 165       AddHistogram2D<TH2D>("hTRBackgroundCone08", "TR background density (Cones R=0.8 around signal jets excluded)", "LEGO2", 400, 0., 40., fNumberOfCentralityBins, 0, 100, "#rho (GeV/c)","Centrality", "dN^{Events}/d#rho");
 166       AddHistogram2D<TH2D>("hTRBackgroundExact",  "TR background density (signal jets exactly excluded)", "LEGO2", 400, 0., 40., fNumberOfCentralityBins, 0, 100, "#rho (GeV/c)","Centrality", "dN^{Events}/d#rho");
 167
 168       // ########## Delta Pt
 169       AddHistogram2D<TH2D>("hDeltaPtKTPbPb", "Background fluctuations #delta p_{T} (KT, PbPb w/o ghosts)", "", 1801, -40.0, 80.0, fNumberOfCentralityBins, 0, 100, "#delta p_{T} (GeV/c)","Centrality","dN^{Jets}/d#delta p_{T}");
 170       AddHistogram2D<TH2D>("hDeltaPtKTPbPbWithGhosts", "Background fluctuations #delta p_{T} (KT, PbPb w/ ghosts)", "", 1801, -40.0, 80.0, fNumberOfCentralityBins, 0, 100, "#delta p_{T} (GeV/c)","Centrality","dN^{Jets}/d#delta p_{T}");
 171       AddHistogram2D<TH2D>("hDeltaPtKTCMS", "Background fluctuations #delta p_{T} (KT, CMS-like)", "", 1801, -40.0, 80.0, fNumberOfCentralityBins, 0, 100, "#delta p_{T} (GeV/c)","Centrality","dN^{Jets}/d#delta p_{T}");
 172       AddHistogram2D<TH2D>("hDeltaPtKTMean", "Background fluctuations #delta p_{T} (KT, Mean)", "", 1801, -40.0, 80.0, fNumberOfCentralityBins, 0, 100, "#delta p_{T} (GeV/c)","Centrality","dN^{Jets}/d#delta p_{T}");
 173       AddHistogram2D<TH2D>("hDeltaPtKTTrackLike", "Background fluctuations #delta p_{T} (KT, track-like)", "", 1801, -40.0, 80.0, fNumberOfCentralityBins, 0, 100, "#delta p_{T} (GeV/c)","Centrality","dN^{Jets}/d#delta p_{T}");
 174       AddHistogram2D<TH2D>("hDeltaPtTR", "Background fluctuations #delta p_{T} (TR, cone R=0.6)", "", 1801, -40.0, 80.0, fNumberOfCentralityBins, 0, 100,  "#delta p_{T} (GeV/c)","Centrality","dN^{Jets}/d#delta p_{T}");
 175
 176       // ########## Profiles for background means vs. centrality
 177       AddHistogram1D<TProfile>("hKTMeanBackgroundPbPb", "KT background mean (PbPb approach w/o ghosts)", "", fNumberOfCentralityBins, 0, 100, "Centrality", "#rho mean");
 178       AddHistogram1D<TProfile>("hKTMeanBackgroundPbPbWithGhosts", "KT background mean (PbPb approach)", "", fNumberOfCentralityBins, 0, 100, "Centrality", "#rho mean");
 179       AddHistogram1D<TProfile>("hKTMeanBackgroundCMS", "KT background mean (CMS approach)", "", fNumberOfCentralityBins, 0, 100, "Centrality", "#rho mean");
 180       AddHistogram1D<TProfile>("hKTMeanBackgroundMean", "KT background mean (Mean approach)", "",  fNumberOfCentralityBins, 0, 100, "Centrality", "#rho mean");
 181       AddHistogram1D<TProfile>("hKTMeanBackgroundTPC", "KT background mean (Track-like approach)", "", fNumberOfCentralityBins, 0, 100, "Centrality", "#rho mean");
 182       AddHistogram1D<TProfile>("hTRMeanBackground", "TR background mean", "", fNumberOfCentralityBins, 0, 100, "Centrality", "#rho mean");
 183     }
 184   }
 185   // NOTE: Jet constituent correlations
 186   if(fAnalyzeMassCorrelation)
 187   {
 188     AddHistogram1D<TH1D>("hJetMassFromConstituents", "Jet mass by mass of charged constituents", "", 200, 0., 200., "N jets","dN^{Jets}/dN^{mass}");
 189     AddHistogram1D<TH1D>("hJetMass", "Jet mass from fastjet", "", 200, 0., 200., "N jets","dN^{Jets}/dN^{mass}");
 190
 191     AddHistogram2D<TH2D>("hJetPtVsMass", "Correlation jet pt/summed constituent jet", "", 400, 0., 100., 400, 0., 100., "p_{T}","Mass", "d^{2}N}/dN^{p_{T}dM");
 192     AddHistogram2D<TH2D>("hJetPtVsJetMass", "Correlation jet pt/summed jet", "", 400, 0., 100., 400, 0., 100., "p_{T}","Mass", "d^{2}N}/dN^{p_{T}dM");
 193
 194     AddHistogram2D<TH2D>("hJetPtVsProtonCount", "Correlation jet pt/amount of proton in jet", "", 400, 0., 100., 20, 0., 1., "p_{T}","Proton percentage", "d^{2}N}/dN^{p_{T}dPercentage");
 195     AddHistogram2D<TH2D>("hJetPtVsPionCount", "Correlation jet pt/amount of pion in jet", "", 400, 0., 100., 20, 0., 1., "p_{T}","Pion percentage", "d^{2}N}/dN^{p_{T}dPercentage");
 196     AddHistogram2D<TH2D>("hJetPtVsKaonCount", "Correlation jet pt/amount of kaon in jet", "", 400, 0., 100., 20, 0., 1., "p_{T}","Kaon percentage", "d^{2}N}/dN^{p_{T}dPercentage");
 197     AddHistogram2D<TH2D>("hJetPtVsElectronCount", "Correlation jet pt/amount of proton in jet", "", 400, 0., 100., 20, 0., 1., "p_{T}","Electron percentage", "d^{2}N}/dN^{p_{T}dPercentage");
 198     AddHistogram2D<TH2D>("hJetPtVsOthersCount", "Correlation jet pt/amount of other particles in jet", "", 400, 0., 100., 20, 0., 1., "p_{T}","Others percentage", "d^{2}N}/dN^{p_{T}dPercentage");
 199     AddHistogram1D<TH1D>("hJetConstituentProtonCount", "Proton count in jets", "", 100, 0., 100., "N protons","dN^{Jets}/dN^{protons}");
 200     AddHistogram1D<TH1D>("hJetConstituentPionCount", "Pion count in jets", "", 100, 0., 100., "N pions","dN^{Jets}/dN^{pions}");
 201     AddHistogram1D<TH1D>("hJetConstituentKaonCount", "Kaon count in jets", "", 100, 0., 100., "N kaons","dN^{Jets}/dN^{kaons}");
 202     AddHistogram1D<TH1D>("hJetConstituentElectronCount", "Electron count in jets", "", 100, 0., 100., "N electrons","dN^{Jets}/dN^{electrons}");
 203     AddHistogram1D<TH1D>("hJetConstituentOthersCount", "Others count in jets", "", 100, 0., 100., "N others","dN^{Jets}/dN^{others}");
 204
 205     AddHistogram2D<TH2D>("hJetPtVsMass_6_14", "Correlation jet pt/summed constituent jet", "", 400, 0., 100., 400, 0., 100., "p_{T}","Mass", "d^{2}N}/dN^{p_{T}dM");
 206     AddHistogram2D<TH2D>("hJetPtVsJetMass_6_14", "Correlation jet pt/summed jet", "", 400, 0., 100., 400, 0., 100., "p_{T}","Mass", "d^{2}N}/dN^{p_{T}dM");
 207     AddHistogram2D<TH2D>("hJetPtVsProtonCount_6_14", "Correlation jet pt/amount of proton in jet", "", 400, 0., 100., 8, 6., 14., "p_{T}","Proton count", "d^{2}N}/dN^{p_{T}dN");
 208     AddHistogram2D<TH2D>("hJetPtVsPionCount_6_14", "Correlation jet pt/amount of pion in jet", "", 400, 0., 100., 8, 6., 14., "p_{T}","Pion count", "d^{2}N}/dN^{p_{T}dN");
 209     AddHistogram2D<TH2D>("hJetPtVsKaonCount_6_14", "Correlation jet pt/amount of kaon in jet", "", 400, 0., 100., 8, 6., 14., "p_{T}","Kaon count", "d^{2}N}/dN^{p_{T}dN");
 210     AddHistogram2D<TH2D>("hJetPtVsElectronCount_6_14", "Correlation jet pt/amount of proton in jet", "", 400, 0., 100., 8, 6., 14., "p_{T}","Electron count", "d^{2}N}/dN^{p_{T}dN");
 211     AddHistogram2D<TH2D>("hJetPtVsOthersCount_6_14", "Correlation jet pt/amount of other particles in jet", "", 400, 0., 100., 8, 6., 14., "p_{T}","Others count", "d^{2}N}/dN^{p_{T}dN");
 212     AddHistogram1D<TH1D>("hJetConstituentProtonCount_6_14", "Proton count in jets", "", 100, 0., 100., "N protons","dN^{Jets}/dN^{protons}");
 213     AddHistogram1D<TH1D>("hJetConstituentPionCount_6_14", "Pion count in jets", "", 100, 0., 100., "N pions","dN^{Jets}/dN^{pions}");
 214     AddHistogram1D<TH1D>("hJetConstituentKaonCount_6_14", "Kaon count in jets", "", 100, 0., 100., "N kaons","dN^{Jets}/dN^{kaons}");
 215     AddHistogram1D<TH1D>("hJetConstituentElectronCount_6_14", "Electron count in jets", "", 100, 0., 100., "N electrons","dN^{Jets}/dN^{electrons}");
 216     AddHistogram1D<TH1D>("hJetConstituentOthersCount_6_14", "Others count in jets", "", 100, 0., 100., "N others","dN^{Jets}/dN^{others}");
 217
 218     AddHistogram2D<TH2D>("hJetPtVsMass_2_X", "Correlation jet pt/summed constituent jet", "", 400, 0., 100., 400, 0., 100., "p_{T}","Mass", "d^{2}N}/dN^{p_{T}dM");
 219     AddHistogram2D<TH2D>("hJetPtVsJetMass_2_X", "Correlation jet pt/summed jet", "", 400, 0., 100., 400, 0., 100., "p_{T}","Mass", "d^{2}N}/dN^{p_{T}dM");
 220     AddHistogram2D<TH2D>("hJetPtVsProtonCount_2_X", "Correlation jet pt/amount of proton in jet", "", 400, 0., 100., 68, 2., 70., "p_{T}","Proton count", "d^{2}N}/dN^{p_{T}dN");
 221     AddHistogram2D<TH2D>("hJetPtVsPionCount_2_X", "Correlation jet pt/amount of pion in jet", "", 400, 0., 100., 68, 2., 70., "p_{T}","Pion count", "d^{2}N}/dN^{p_{T}dN");
 222     AddHistogram2D<TH2D>("hJetPtVsKaonCount_2_X", "Correlation jet pt/amount of kaon in jet", "", 400, 0., 100., 68, 2., 70., "p_{T}","Kaon count", "d^{2}N}/dN^{p_{T}dN");
 223     AddHistogram2D<TH2D>("hJetPtVsElectronCount_2_X", "Correlation jet pt/amount of proton in jet", "", 400, 0., 100., 68, 2., 70., "p_{T}","Electron count", "d^{2}N}/dN^{p_{T}dN");
 224     AddHistogram2D<TH2D>("hJetPtVsOthersCount_2_X", "Correlation jet pt/amount of other particles in jet", "", 400, 0., 100., 68, 2., 70., "p_{T}","Others count", "d^{2}N}/dN^{p_{T}dN");
 225     AddHistogram1D<TH1D>("hJetConstituentProtonCount_2_X", "Proton count in jets", "", 100, 0., 100., "N protons","dN^{Jets}/dN^{protons}");
 226     AddHistogram1D<TH1D>("hJetConstituentPionCount_2_X", "Pion count in jets", "", 100, 0., 100., "N pions","dN^{Jets}/dN^{pions}");
 227     AddHistogram1D<TH1D>("hJetConstituentKaonCount_2_X", "Kaon count in jets", "", 100, 0., 100., "N kaons","dN^{Jets}/dN^{kaons}");
 228     AddHistogram1D<TH1D>("hJetConstituentElectronCount_2_X", "Electron count in jets", "", 100, 0., 100., "N electrons","dN^{Jets}/dN^{electrons}");
 229     AddHistogram1D<TH1D>("hJetConstituentOthersCount_2_X", "Others count in jets", "", 100, 0., 100., "N others","dN^{Jets}/dN^{others}");
 230
 231     AddHistogram2D<TH2D>("hJetPtVsMass_2_7", "Correlation jet pt/summed constituent jet", "", 400, 0., 100., 400, 0., 100., "p_{T}","Mass", "d^{2}N}/dN^{p_{T}dM");
 232     AddHistogram2D<TH2D>("hJetPtVsJetMass_2_7", "Correlation jet pt/summed jet", "", 400, 0., 100., 400, 0., 100., "p_{T}","Mass", "d^{2}N}/dN^{p_{T}dM");
 233     AddHistogram2D<TH2D>("hJetPtVsProtonCount_2_7", "Correlation jet pt/amount of proton in jet", "", 400, 0., 100., 6, 2., 8., "p_{T}","Proton count", "d^{2}N}/dN^{p_{T}dN");
 234     AddHistogram2D<TH2D>("hJetPtVsPionCount_2_7", "Correlation jet pt/amount of pion in jet", "", 400, 0., 100., 6, 2., 8., "p_{T}","Pion count", "d^{2}N}/dN^{p_{T}dN");
 235     AddHistogram2D<TH2D>("hJetPtVsKaonCount_2_7", "Correlation jet pt/amount of kaon in jet", "", 400, 0., 100., 6, 2., 8., "p_{T}","Kaon count", "d^{2}N}/dN^{p_{T}dN");
 236     AddHistogram2D<TH2D>("hJetPtVsElectronCount_2_7", "Correlation jet pt/amount of proton in jet", "", 400, 0., 100., 6, 2., 8., "p_{T}","Electron count", "d^{2}N}/dN^{p_{T}dN");
 237     AddHistogram2D<TH2D>("hJetPtVsOthersCount_2_7", "Correlation jet pt/amount of other particles in jet", "", 400, 0., 100., 6, 2., 8., "p_{T}","Others count", "d^{2}N}/dN^{p_{T}dN");
 238     AddHistogram1D<TH1D>("hJetConstituentProtonCount_2_7", "Proton count in jets", "", 100, 0., 100., "N protons","dN^{Jets}/dN^{protons}");
 239     AddHistogram1D<TH1D>("hJetConstituentPionCount_2_7", "Pion count in jets", "", 100, 0., 100., "N pions","dN^{Jets}/dN^{pions}");
 240     AddHistogram1D<TH1D>("hJetConstituentKaonCount_2_7", "Kaon count in jets", "", 100, 0., 100., "N kaons","dN^{Jets}/dN^{kaons}");
 241     AddHistogram1D<TH1D>("hJetConstituentElectronCount_2_7", "Electron count in jets", "", 100, 0., 100., "N electrons","dN^{Jets}/dN^{electrons}");
 242     AddHistogram1D<TH1D>("hJetConstituentOthersCount_2_7", "Others count in jets", "", 100, 0., 100., "N others","dN^{Jets}/dN^{others}");
 243
 244   }
 245
 246   // NOTE: Track & Cluster & QA histograms
 247   if (fAnalyzeQA)
 248   {
 249     AddHistogram1D<TH1D>("hVertexX", "X distribution of the vertex", "", 2000, -1., 1., "#Delta x(cm)","dN^{Events}/dx");
 250     AddHistogram1D<TH1D>("hVertexY", "Y distribution of the vertex", "", 2000, -1., 1., "#Delta y(cm)","dN^{Events}/dy");
 251     AddHistogram2D<TH2D>("hVertexXY", "XY distribution of the vertex", "COLZ", 500, -1., 1., 500, -1., 1.,"#Delta x(cm)", "#Delta y(cm)","dN^{Events}/dxdy");
 252     AddHistogram1D<TH1D>("hVertexZBeforeVertexCut", "Z distribution of the vertex (before std. vertex cut)", "", 200, -20., 20., "#Delta z(cm)","dN^{Events}/dz");
 253     AddHistogram1D<TH1D>("hVertexZAfterVertexCut", "Z distribution of the vertex (after std. vertex cut)", "", 200, -20., 20., "#Delta z(cm)","dN^{Events}/dz");
 254     AddHistogram1D<TH1D>("hVertexR", "R distribution of the vertex", "", 100, 0., 1., "#Delta r(cm)","dN^{Events}/dr");
 255     AddHistogram1D<TH1D>("hCentralityV0M", "Centrality distribution V0M", "", fNumberOfCentralityBins, 0., 100., "Centrality","dN^{Events}");
 256     AddHistogram1D<TH1D>("hCentralityV0A", "Centrality distribution V0A", "", fNumberOfCentralityBins, 0., 100., "Centrality","dN^{Events}");
 257     AddHistogram1D<TH1D>("hCentralityV0C", "Centrality distribution V0C", "", fNumberOfCentralityBins, 0., 100., "Centrality","dN^{Events}");
 258     AddHistogram1D<TH1D>("hCentralityZNA", "Centrality distribution ZNA", "", fNumberOfCentralityBins, 0., 100., "Centrality","dN^{Events}");
 259     AddHistogram1D<TH1D>("hCentrality", Form("Centrality distribution %s", fCentralityType.Data()), "", fNumberOfCentralityBins, 0., 100., "Centrality","dN^{Events}");
 260
 261
 262     AddHistogram2D<TH2D>("hTrackCountAcc", "Number of tracks in acceptance vs. centrality", "LEGO2", 750, 0., 750., fNumberOfCentralityBins, 0, 100, "N tracks","Centrality", "dN^{Events}/dN^{Tracks}");
 263     AddHistogram2D<TH2D>("hTrackPt", "Tracks p_{T} distribution", "", 1000, 0., 250., fNumberOfCentralityBins, 0, 100, "p_{T} (GeV/c)", "Centrality", "dN^{Tracks}/dp_{T}");
 264     AddHistogram2D<TH2D>("hTrackPtNegEta", "Tracks p_{T} distribution (negative #eta)", "", 1000, 0., 250., fNumberOfCentralityBins, 0, 100, "p_{T} (GeV/c)","Centrality","dN^{Tracks}/dp_{T}");
 265     AddHistogram2D<TH2D>("hTrackPtPosEta", "Tracks p_{T} distribution (positive #eta)", "", 1000, 0., 250., fNumberOfCentralityBins, 0, 100, "p_{T} (GeV/c)","Centrality","dN^{Tracks}/dp_{T}");
 266     AddHistogram1D<TH1D>("hTrackCharge", "Charge", "", 11, -5, 5, "Charge (e)","dN^{Tracks}/dq");
 267     AddHistogram1D<TH1D>("hTrackPhi", "Track #phi distribution", "", 360, 0, TMath::TwoPi(), "#phi","dN^{Tracks}/d#phi");
 268     AddHistogram2D<TH2D>("hTrackPhiEta", "Track angular distribution", "LEGO2", 100, 0., 2*TMath::Pi(),100, -2.5, 2.5, "#phi","#eta","dN^{Tracks}/(d#phi d#eta)");
 269     AddHistogram2D<TH2D>("hTrackPtPhiEta", "Track p_{T} angular distribution", "LEGO2", 100, 0., 2*TMath::Pi(),100, -2.5, 2.5, "#phi","#eta","dp_{T}^{Tracks}/(d#phi d#eta)");
 270
 271     AddHistogram2D<TH2D>("hTrackPhiPtCut", "Track #phi distribution for different pT cuts", "LEGO2", 360, 0, TMath::TwoPi(), 20, 0, 20, "#phi", "p_{T} lower cut", "dN^{Tracks}/d#phi dp_{T}");
 272     AddHistogram2D<TH2D>("hTrackPhiTrackType", "Track #phi distribution for different track types", "LEGO2", 360, 0, TMath::TwoPi(), 3, 0, 3, "#phi", "Label", "dN^{Tracks}/d#phi");
 273     AddHistogram2D<TH2D>("hTrackEta", "Track #eta distribution", "COLZ", 180, fMinEta, fMaxEta, fNumberOfCentralityBins, 0., 100., "#eta", "Centrality", "dN^{Tracks}/d#eta");
 274     if (fAnalyzeJets)
 275     {
 276       // ######## Jet QA
 277       AddHistogram1D<TH1D>("hRawJetArea", "Jets area distribution w/o area cut", "", 200, 0., 2., "Area","dN^{Jets}/dA");
 278       AddHistogram2D<TH2D>("hJetArea", "Jets area distribution", "COLZ", 200, 0., 2., 150, 0.,150., "Area","Jet p_{T}","dN^{Jets}/dA");
 279       AddHistogram2D<TH2D>("hRawJetPhiEta", "Raw Jets angular distribution w/o #eta cut", "LEGO2", 360, 0., 2*TMath::Pi(),100, -1.0, 1.0, "#phi","#eta","dN^{Jets}/(d#phi d#eta)");
 280       AddHistogram2D<TH2D>("hJetEta", "Jets #eta distribution", "COLZ", 180, fMinEta, fMaxEta, fNumberOfCentralityBins, 0., 100., "#eta", "Centrality", "dN^{Jets}/d#eta");
 281       AddHistogram2D<TH2D>("hJetEta2GeVTracks", "Jets #eta distribution, track p_{T} > 2 GeV", "COLZ", 180, fMinEta, fMaxEta, fNumberOfCentralityBins, 0., 100., "#eta", "Centrality", "dN^{Jets}/d#eta");
 282       AddHistogram2D<TH2D>("hJetEta4GeVTracks", "Jets #eta distribution, track p_{T} > 4 GeV", "COLZ", 180, fMinEta, fMaxEta, fNumberOfCentralityBins, 0., 100., "#eta", "Centrality", "dN^{Jets}/d#eta");
 283       AddHistogram2D<TH2D>("hJetPhiEta", "Jets angular distribution", "LEGO2", 360, 0., 2*TMath::Pi(),100, -1.0, 1.0, "#phi","#eta","dN^{Jets}/(d#phi d#eta)");
 284       AddHistogram2D<TH2D>("hJetPtPhiEta", "Jets p_{T} angular distribution", "LEGO2", 360, 0., 2*TMath::Pi(),100, -1.0, 1.0, "#phi","#eta","dp_{T}^{Jets}/(d#phi d#eta)");
 285       AddHistogram2D<TH2D>("hJetPtVsConstituentCount", "Jets number of constituents vs. jet p_{T}", "COLZ", 400, 0., 200., 100, 0., 100., "p_{T}","N^{Tracks}","dN^{Jets}/(dp_{T} dN^{tracks})");
 286     }
 287   }
 288
 289   // register Histograms
 290   for (Int_t i = 0; i < fHistCount; i++)
 291   {
 292     fOutputList->Add(fHistList->At(i));
 293   }
 294
 295   PostData(1,fOutputList); // important for merging
 296
 297 }
 298
 299 //________________________________________________________________________
 300 AliAnalysisTaskChargedJetsPA::AliAnalysisTaskChargedJetsPA(const char *name, const char* trackArrayName, const char* jetArrayName, const char* backgroundJetArrayName) : AliAnalysisTaskSE(name), fOutputList(0), fAnalyzeJets(1), fAnalyzeJetProfile(1), fAnalyzeQA(1), fAnalyzeBackground(1), fAnalyzeDeprecatedBackgrounds(1), fAnalyzePythia(0), fAnalyzeMassCorrelation(0), fHasTracks(0), fHasJets(0), fHasBackgroundJets(0), fIsKinematics(0), fUseDefaultVertexCut(1), fUsePileUpCut(1), fSetCentralityToOne(0), fNoExternalBackground(0), fBackgroundForJetProfile(0), fPartialAnalysisNParts(1), fPartialAnalysisIndex(0), fJetArray(0), fTrackArray(0), fBackgroundJetArray(0), fJetArrayName(0), fTrackArrayName(0), fBackgroundJetArrayName(0), fNumPtHardBins(11), fUsePtHardBin(-1), fRhoTaskName(), fNcoll(6.88348), fRandConeRadius(0.4), fSignalJetRadius(0.4), fBackgroundJetRadius(0.4), fTRBackgroundConeRadius(0.6), fNumberRandCones(8), fNumberExcludedJets(-1), fDijetMaxAngleDeviation(10.0), fBackgroundJetEtaWindow(0.5), fMinEta(-0.9), fMaxEta(0.9), fMinJetEta(-0.5), fMaxJetEta(0.5), fMinTrackPt(0.150), fMinJetPt(0.15), fMinJetArea(0.5), fMinBackgroundJetPt(0.0), fMinDijetLeadingPt(10.0), fNumberOfCentralityBins(20), fCentralityType("V0A"), fFirstLeadingJet(0), fSecondLeadingJet(0), fNumberSignalJets(0), fCrossSection(0.0), fTrials(0.0), fRandom(0), fHelperClass(0), fInitialized(0), fTaskInstanceCounter(0), fHistList(0), fHistCount(0), fIsDEBUG(0), fEventCounter(0)
 301 {
 302   #ifdef DEBUGMODE
 303     AliInfo("Calling constructor.");
 304   #endif
 305
 306   // Every instance of this task gets his own number
 307   static Int_t instance = 0;
 308   fTaskInstanceCounter = instance;
 309   instance++;
 310
 311   fTrackArrayName = new TString(trackArrayName);
 312   if (fTrackArrayName->Contains("MCParticles") || fTrackArrayName->Contains("mcparticles"))
 313     fIsKinematics = kTRUE;
 314
 315   fJetArrayName = new TString(jetArrayName);
 316   if (strcmp(fJetArrayName->Data(),"") == 0)
 317   {
 318     fAnalyzeJets = kFALSE;
 319     fAnalyzeJetProfile = kFALSE;
 320   }
 321   else
 322     fAnalyzeJets = kTRUE;
 323
 324   fBackgroundJetArrayName = new TString(backgroundJetArrayName);
 325   if (strcmp(fBackgroundJetArrayName->Data(),"") == 0)
 326     fAnalyzeBackground = kFALSE;
 327   else
 328     fAnalyzeBackground = kTRUE;
 329
 330   DefineOutput(1, TList::Class());
 331
 332   fHistList = new TList();
 333
 334   for(Int_t i=0;i<1024;i++)
 335     fSignalJets[i] = NULL;
 336
 337
 338   #ifdef DEBUGMODE
 339     AliInfo("Constructor done.");
 340   #endif
 341
 342 }
 343
 344 //________________________________________________________________________
 345 inline Double_t AliAnalysisTaskChargedJetsPA::GetConePt(Double_t eta, Double_t phi, Double_t radius)
 346 {
 347   Double_t tmpConePt = 0.0;
 348
 349   for (Int_t i = 0; i < fTrackArray->GetEntries(); i++)
 350   {
 351     AliVTrack* tmpTrack = static_cast<AliVTrack*>(fTrackArray->At(i));
 352     if (IsTrackInAcceptance(tmpTrack))
 353       if(IsTrackInCone(tmpTrack, eta, phi, radius))
 354         tmpConePt = tmpConePt + tmpTrack->Pt();
 355   }
 356   return tmpConePt;
 357 }
 358
 359 //________________________________________________________________________
 360 inline Double_t AliAnalysisTaskChargedJetsPA::GetCorrectedConePt(Double_t eta, Double_t phi, Double_t radius, Double_t background)
 361 {
 362   Double_t tmpConePt = 0.0;
 363
 364   for (Int_t i = 0; i < fTrackArray->GetEntries(); i++)
 365   {
 366     AliVTrack* tmpTrack = static_cast<AliVTrack*>(fTrackArray->At(i));
 367     if (IsTrackInAcceptance(tmpTrack))
 368       if(IsTrackInCone(tmpTrack, eta, phi, radius))
 369         tmpConePt = tmpConePt + tmpTrack->Pt();
 370   }
 371   Double_t realConeArea = (2.0*(fMaxEta-fMinEta)) * TMath::TwoPi() * MCGetOverlapCircleRectancle(eta, phi, radius, fMinEta, fMaxEta, 0., TMath::TwoPi());
 372   tmpConePt -= background * realConeArea; // subtract background
 373
 374   return tmpConePt;
 375 }
 376
 377
 378 //________________________________________________________________________
 379 inline Double_t AliAnalysisTaskChargedJetsPA::GetPtHard()
 380 {
 381   #ifdef DEBUGMODE
 382     AliInfo("Starting GetPtHard.");
 383   #endif
 384   AliGenPythiaEventHeader* pythiaHeader = dynamic_cast<AliGenPythiaEventHeader*>(MCEvent()->GenEventHeader());
 385   if (MCEvent())
 386     if (!pythiaHeader)
 387     {
 388       // Check if AOD
 389       AliAODMCHeader* aodMCH = dynamic_cast<AliAODMCHeader*>(InputEvent()->FindListObject(AliAODMCHeader::StdBranchName()));
 390
 391       if (aodMCH)
 392       {
 393         for(UInt_t i = 0;i<aodMCH->GetNCocktailHeaders();i++)
 394         {
 395           pythiaHeader = dynamic_cast<AliGenPythiaEventHeader*>(aodMCH->GetCocktailHeader(i));
 396           if (pythiaHeader) break;
 397         }
 398       }
 399     }
 400
 401   #ifdef DEBUGMODE
 402     AliInfo("Ending GetPtHard.");
 403   #endif
 404   if (pythiaHeader)
 405     return pythiaHeader->GetPtHard();
 406
 407   AliWarning(Form("In task %s: GetPtHard() failed!", GetName()));
 408   return -1.0;
 409 }
 410
 411
 412 //________________________________________________________________________
 413 inline Double_t AliAnalysisTaskChargedJetsPA::GetPythiaTrials()
 414 {
 415   #ifdef DEBUGMODE
 416     AliInfo("Starting GetPythiaTrials.");
 417   #endif
 418   AliGenPythiaEventHeader* pythiaHeader = dynamic_cast<AliGenPythiaEventHeader*>(MCEvent()->GenEventHeader());
 419   if (MCEvent())
 420     if (!pythiaHeader)
 421     {
 422       // Check if AOD
 423       AliAODMCHeader* aodMCH = dynamic_cast<AliAODMCHeader*>(InputEvent()->FindListObject(AliAODMCHeader::StdBranchName()));
 424
 425       if (aodMCH)
 426       {
 427         for(UInt_t i = 0;i<aodMCH->GetNCocktailHeaders();i++)
 428         {
 429           pythiaHeader = dynamic_cast<AliGenPythiaEventHeader*>(aodMCH->GetCocktailHeader(i));
 430           if (pythiaHeader) break;
 431         }
 432       }
 433     }
 434
 435   #ifdef DEBUGMODE
 436     AliInfo("Ending GetPythiaTrials.");
 437   #endif
 438   if (pythiaHeader)
 439     return pythiaHeader->Trials();
 440
 441   AliWarning(Form("In task %s: GetPythiaTrials() failed!", GetName()));
 442   return -1.0;
 443 }
 444
 445
 446
 447 //________________________________________________________________________
 448 inline Int_t AliAnalysisTaskChargedJetsPA::GetPtHardBin()
 449 {
 450   #ifdef DEBUGMODE
 451     AliInfo("Starting GetPtHardBin.");
 452   #endif
 453   // ########## PT HARD BIN EDGES
 454   const Int_t kPtHardLowerEdges[] =  { 0, 5,11,21,36,57, 84,117,152,191,234};
 455   const Int_t kPtHardHigherEdges[] = { 5,11,21,36,57,84,117,152,191,234,1000000};
 456
 457   Int_t tmpPtHardBin = 0;
 458   Double_t tmpPtHard = GetPtHard();
 459
 460   for (tmpPtHardBin = 0; tmpPtHardBin <= fNumPtHardBins; tmpPtHardBin++)
 461     if (tmpPtHard >= kPtHardLowerEdges[tmpPtHardBin] && tmpPtHard < kPtHardHigherEdges[tmpPtHardBin])
 462       break;
 463
 464   #ifdef DEBUGMODE
 465     AliInfo("Ending GetPtHardBin.");
 466   #endif
 467   return tmpPtHardBin;
 468 }
 469
 470 //________________________________________________________________________
 471 Double_t AliAnalysisTaskChargedJetsPA::GetExternalRho()
 472 {
 473   // Get rho from event.
 474   AliRhoParameter *rho = 0;
 475   if (!fRhoTaskName.IsNull()) {
 476     rho = dynamic_cast<AliRhoParameter*>(InputEvent()->FindListObject(fRhoTaskName.Data()));
 477     if (!rho) {
 478       AliWarning(Form("%s: Could not retrieve rho with name %s!", GetName(), fRhoTaskName.Data()));
 479       return 0;
 480     }
 481   }
 482   else
 483     return 0;
 484
 485   return (rho->GetVal());
 486 }
 487
 488
 489 //________________________________________________________________________
 490 inline Bool_t AliAnalysisTaskChargedJetsPA::IsTrackInCone(AliVTrack* track, Double_t eta, Double_t phi, Double_t radius)
 491 {
 492   // This is to use a full cone in phi even at the edges of phi (2pi -> 0) (0 -> 2pi)
 493   Double_t trackPhi = 0.0;
 494   if (track->Phi() > (TMath::TwoPi() - (radius-phi)))
 495     trackPhi = track->Phi() - TMath::TwoPi();
 496   else if (track->Phi() < (phi+radius - TMath::TwoPi()))
 497     trackPhi = track->Phi() + TMath::TwoPi();
 498   else
 499     trackPhi = track->Phi();
 500
 501   if ( TMath::Abs(trackPhi-phi)*TMath::Abs(trackPhi-phi) + TMath::Abs(track->Eta()-eta)*TMath::Abs(track->Eta()-eta) <= radius*radius)
 502     return kTRUE;
 503
 504   return kFALSE;
 505 }
 506
 507 //________________________________________________________________________
 508 inline Bool_t AliAnalysisTaskChargedJetsPA::IsTrackInJet(AliEmcalJet* jet, Int_t trackIndex)
 509 {
 510   for (Int_t i = 0; i < jet->GetNumberOfTracks(); ++i)
 511   {
 512     Int_t jetTrack = jet->TrackAt(i);
 513     if (jetTrack == trackIndex)
 514       return kTRUE;
 515   }
 516   return kFALSE;
 517 }
 518
 519 //________________________________________________________________________
 520 inline Bool_t AliAnalysisTaskChargedJetsPA::IsJetOverlapping(AliEmcalJet* jet1, AliEmcalJet* jet2)
 521 {
 522   for (Int_t i = 0; i < jet1->GetNumberOfTracks(); ++i)
 523   {
 524     Int_t jet1Track = jet1->TrackAt(i);
 525     for (Int_t j = 0; j < jet2->GetNumberOfTracks(); ++j)
 526     {
 527       Int_t jet2Track = jet2->TrackAt(j);
 528       if (jet1Track == jet2Track)
 529         return kTRUE;
 530     }
 531   }
 532   return kFALSE;
 533 }
 534
 535 //________________________________________________________________________
 536 inline Bool_t AliAnalysisTaskChargedJetsPA::IsEventInAcceptance(AliVEvent* event)
 537 {
 538   if (!event)
 539     return kFALSE;
 540
 541   FillHistogram("hEventAcceptance", 0.5); // number of events before manual cuts
 542   if(fUsePileUpCut)
 543     if(fHelperClass->IsPileUpEvent(event))
 544       return kFALSE;
 545
 546   FillHistogram("hEventAcceptance", 1.5); // number of events after pileup cuts
 547
 548   if(fAnalyzeQA)
 549     FillHistogram("hVertexZBeforeVertexCut",event->GetPrimaryVertex()->GetZ());
 550
 551   if(fUseDefaultVertexCut)
 552   {
 553     if(!fHelperClass->IsVertexSelected2013pA(event))
 554       return kFALSE;
 555   }
 556   else // Failsafe vertex cut
 557   {
 558     if(!event->GetPrimaryVertex() || (TMath::Abs(event->GetPrimaryVertex()->GetZ()) > 10.0) || (event->GetPrimaryVertex()->GetNContributors()<1))
 559       return kFALSE;
 560   }
 561
 562   if(fAnalyzeQA)
 563     FillHistogram("hVertexZAfterVertexCut",event->GetPrimaryVertex()->GetZ());
 564
 565   FillHistogram("hEventAcceptance", 2.5); // number of events after vertex cut
 566
 567   return kTRUE;
 568 }
 569
 570 //________________________________________________________________________
 571 inline Bool_t AliAnalysisTaskChargedJetsPA::IsTrackInAcceptance(AliVParticle* track)
 572 {
 573   FillHistogram("hTrackAcceptance", 0.5);
 574   if (track != 0)
 575   {
 576     if(fIsKinematics)
 577     {
 578       // TODO: Only working for AOD MC
 579       if((!track->Charge()) || (!(static_cast<AliAODMCParticle*>(track))->IsPhysicalPrimary()) )
 580         return kFALSE;
 581     }
 582     if ((track->Eta() < fMaxEta) && (track->Eta() >= fMinEta))
 583     {
 584       FillHistogram("hTrackAcceptance", 1.5);
 585       if (track->Pt() >= fMinTrackPt)
 586       {
 587         FillHistogram("hTrackAcceptance", 2.5);
 588         return kTRUE;
 589       }
 590     }
 591   }
 592   return kFALSE;
 593 }
 594
 595 //________________________________________________________________________
 596 inline Bool_t AliAnalysisTaskChargedJetsPA::IsBackgroundJetInAcceptance(AliEmcalJet *jet)
 597 {
 598   if (jet != 0)
 599     if (TMath::Abs(jet->Eta()) <= fBackgroundJetEtaWindow)
 600       if (jet->Pt() >= fMinBackgroundJetPt)
 601         return kTRUE;
 602
 603   return kFALSE;
 604 }
 605
 606 //________________________________________________________________________
 607 inline Bool_t AliAnalysisTaskChargedJetsPA::IsSignalJetInAcceptance(AliEmcalJet *jet)
 608 {
 609   FillHistogram("hJetAcceptance", 0.5);
 610   if (jet != 0)
 611     if ((jet->Eta() >= fMinJetEta) && (jet->Eta() < fMaxJetEta))
 612     {
 613       FillHistogram("hJetAcceptance", 1.5);
 614       if (jet->Pt() >= fMinJetPt)
 615       {
 616         FillHistogram("hJetAcceptance", 2.5);
 617         if (jet->Area() >= fMinJetArea)
 618         {
 619           FillHistogram("hJetAcceptance", 3.5);
 620           return kTRUE;
 621         }
 622       }
 623     }
 624   return kFALSE;
 625 }
 626
 627 //________________________________________________________________________
 628 inline Bool_t AliAnalysisTaskChargedJetsPA::IsDijet(AliEmcalJet *jet1, AliEmcalJet *jet2)
 629 {
 630   // Output from GetDeltaPhi is < pi in any case
 631   if ((jet1 != 0) && (jet2 != 0))
 632     if((TMath::Pi() - GetDeltaPhi(jet1->Phi(),jet2->Phi())) < fDijetMaxAngleDeviation)
 633       if ((jet1->Pt() > fMinDijetLeadingPt) && (jet2->Pt() > fMinDijetLeadingPt)) //TODO: Introduce recoil jet?
 634         return kTRUE;
 635
 636   return kFALSE;
 637 }
 638
 639 //________________________________________________________________________
 640 void AliAnalysisTaskChargedJetsPA::ExecOnce()
 641 {
 642   #ifdef DEBUGMODE
 643     AliInfo("Starting ExecOnce.");
 644   #endif
 645   fInitialized = kTRUE;
 646
 647   // Check for track array
 648   if (strcmp(fTrackArrayName->Data(), "") != 0)
 649   {
 650     fTrackArray = dynamic_cast<TClonesArray*>(InputEvent()->FindListObject(fTrackArrayName->Data()));
 651     fHasTracks = kTRUE;
 652     if (!fTrackArray)
 653     {
 654       AliWarning(Form("%s: Could not retrieve tracks %s! This is OK, if tracks are not demanded.", GetName(), fTrackArrayName->Data()));
 655       fHasTracks = kFALSE;
 656     }
 657     else
 658     {
 659       TClass *cl = fTrackArray->GetClass();
 660       if (!cl->GetBaseClass("AliVParticle"))
 661       {
 662         AliError(Form("%s: Collection %s does not contain AliVParticle objects!", GetName(), fTrackArrayName->Data()));
 663         fTrackArray = 0;
 664         fHasTracks = kFALSE;
 665       }
 666     }
 667   }
 668
 669   // Check for jet array
 670   if (strcmp(fJetArrayName->Data(), "") != 0)
 671   {
 672     fJetArray = dynamic_cast<TClonesArray*>(InputEvent()->FindListObject(fJetArrayName->Data()));
 673     fHasJets = kTRUE;
 674
 675     if (!fJetArray)
 676     {
 677       AliWarning(Form("%s: Could not retrieve jets %s! This is OK, if jets are not demanded.", GetName(), fJetArrayName->Data()));
 678       fHasJets = kFALSE;
 679     }
 680     else
 681     {
 682       if (!fJetArray->GetClass()->GetBaseClass("AliEmcalJet"))
 683       {
 684         AliError(Form("%s: Collection %s does not contain AliEmcalJet objects!", GetName(), fJetArrayName->Data()));
 685         fJetArray = 0;
 686         fHasJets = kFALSE;
 687       }
 688     }
 689   }
 690
 691   // Check for background object
 692   if (strcmp(fBackgroundJetArrayName->Data(), "") != 0)
 693   {
 694     fBackgroundJetArray = dynamic_cast<TClonesArray*>(InputEvent()->FindListObject(fBackgroundJetArrayName->Data()));
 695     fHasBackgroundJets = kTRUE;
 696     if (!fBackgroundJetArray)
 697     {
 698       AliInfo(Form("%s: Could not retrieve background jets %s! This is OK, if background is not demanded.", GetName(), fBackgroundJetArrayName->Data()));
 699       fHasBackgroundJets = kFALSE;
 700     }
 701   }
 702
 703   // Look, if initialization is OK
 704   if (!fHasTracks && fAnalyzeBackground)
 705   {
 706     AliError(Form("%s: Tracks NOT successfully casted although demanded! Deactivating background analysis",GetName()));
 707     fAnalyzeBackground = kFALSE;
 708   }
 709   if ((!fHasJets && fAnalyzeJets) || (!fHasJets && fAnalyzeBackground))
 710   {
 711     AliError(Form("%s: Jets NOT successfully casted although demanded!  Deactivating jet- and background analysis",GetName()));
 712     fAnalyzeJets = kFALSE;
 713     fAnalyzeBackground = kFALSE;
 714   }
 715   if (!fHasBackgroundJets && fAnalyzeBackground)
 716   {
 717     AliError(Form("%s: Background NOT successfully casted although demanded!  Deactivating background analysis",GetName()));
 718     fAnalyzeBackground = kFALSE;
 719   }
 720
 721   // Initialize helper class (for vertex selection & pile up correction)
 722   fHelperClass = new AliAnalysisUtils();
 723   fHelperClass->SetCutOnZVertexSPD(kFALSE);
 724   // Histogram init
 725   Init();
 726
 727   #ifdef DEBUGMODE
 728     AliInfo("ExecOnce done.");
 729   #endif
 730
 731 }
 732
 733 //________________________________________________________________________
 734 void AliAnalysisTaskChargedJetsPA::GetSignalJets()
 735 {
 736   // Reset vars
 737   fFirstLeadingJet = NULL;
 738   fSecondLeadingJet = NULL;
 739   fNumberSignalJets = 0;
 740
 741   TList tmpJets;
 742   for (Int_t i = 0; i < fJetArray->GetEntries(); i++)
 743   {
 744     AliEmcalJet* jet = static_cast<AliEmcalJet*>(fJetArray->At(i));
 745     if (!jet)
 746     {
 747       AliError(Form("%s: Could not receive jet %d", GetName(), i));
 748       continue;
 749     }
 750     if (!IsSignalJetInAcceptance(jet))
 751       continue;
 752
 753     for (Int_t j = 0; j <= tmpJets.GetEntries(); j++)
 754     {
 755       if (j>tmpJets.GetEntries()-1) // When passed last item add the jet at the end
 756       {
 757         tmpJets.Add(jet);
 758         break;
 759       }
 760
 761       AliEmcalJet* listJet = static_cast<AliEmcalJet*>(tmpJets.At(j));
 762
 763       if(jet->Pt() < listJet->Pt()) // Insert jet before that one in list if pt smaller
 764       {
 765         tmpJets.AddAt(jet, j);
 766         break;
 767       }
 768     }
 769   }
 770
 771   for (Int_t i = 0; i < tmpJets.GetEntries(); i++)
 772   {
 773     AliEmcalJet* jet = static_cast<AliEmcalJet*>(tmpJets.At(i));
 774     fSignalJets[fNumberSignalJets] = jet;
 775     fNumberSignalJets++;
 776   }
 777
 778   Int_t leadingJets[]   = {-1, -1};
 779   GetLeadingJets(fJetArray, &leadingJets[0], kTRUE);
 780
 781   if (leadingJets[0] > -1)
 782     fFirstLeadingJet  = static_cast<AliEmcalJet*>(fJetArray->At(leadingJets[0]));
 783   if (leadingJets[1] > -1)
 784     fSecondLeadingJet = static_cast<AliEmcalJet*>(fJetArray->At(leadingJets[1]));
 785 }
 786
 787 //________________________________________________________________________
 788 Int_t AliAnalysisTaskChargedJetsPA::GetLeadingJets(TClonesArray* jetArray, Int_t* jetIDArray, Bool_t isSignalJets)
 789 {
 790 // Writes first two leading jets into already registered array jetIDArray
 791
 792   if (!jetArray)
 793   {
 794     AliError("Could not get the jet array to get leading jets from it!");
 795     return 0;
 796   }
 797
 798   Float_t maxJetPts[] = {0, 0};
 799   jetIDArray[0] = -1;
 800   jetIDArray[1] = -1;
 801
 802   Int_t jetCount = jetArray->GetEntries();
 803   Int_t jetCountAccepted = 0;
 804
 805   for (Int_t i = 0; i < jetCount; i++)
 806   {
 807     AliEmcalJet* jet = static_cast<AliEmcalJet*>(jetArray->At(i));
 808     if (!jet)
 809     {
 810       AliError(Form("%s: Could not receive jet %d", GetName(), i));
 811       continue;
 812     }
 813
 814     if(isSignalJets)
 815     {
 816       if (!IsSignalJetInAcceptance(jet)) continue;
 817     }
 818     else
 819     {
 820       if (!IsBackgroundJetInAcceptance(jet)) continue;
 821     }
 822
 823     if (jet->Pt() > maxJetPts[0])
 824     {
 825       maxJetPts[1] = maxJetPts[0];
 826       jetIDArray[1] = jetIDArray[0];
 827       maxJetPts[0] = jet->Pt();
 828       jetIDArray[0] = i;
 829     }
 830     else if (jet->Pt() > maxJetPts[1])
 831     {
 832       maxJetPts[1] = jet->Pt();
 833       jetIDArray[1] = i;
 834     }
 835     jetCountAccepted++;
 836   }
 837   return jetCountAccepted;
 838 }
 839
 840
 841 //________________________________________________________________________
 842 Double_t AliAnalysisTaskChargedJetsPA::GetCorrectedJetPt(AliEmcalJet* jet, Double_t background)
 843 {
 844   #ifdef DEBUGMODE
 845     AliInfo("Getting corrected jet spectra.");
 846   #endif
 847
 848   if(!jet)
 849   {
 850     AliError("Jet pointer passed to GetCorrectedJetPt() not valid!");
 851     return -1.0;
 852   }
 853
 854   Double_t correctedPt = -1.0;
 855
 856   // if the passed background is not valid, do not subtract it
 857   if(background < 0)
 858     background = 0;
 859
 860   // Subtract background
 861   correctedPt = jet->Pt() - background * jet->Area();
 862
 863   #ifdef DEBUGMODE
 864     AliInfo("Got corrected jet spectra.");
 865   #endif
 866
 867   return correctedPt;
 868 }
 869
 870
 871
 872 //________________________________________________________________________
 873 Double_t AliAnalysisTaskChargedJetsPA::GetDeltaPt(Double_t rho, Double_t leadingJetExclusionProbability)
 874 {
 875   #ifdef DEBUGMODE
 876     AliInfo("Getting Delta Pt.");
 877   #endif
 878
 879   // Define an invalid delta pt
 880   Double_t deltaPt = -10000.0;
 881
 882   // Define eta range
 883   Double_t etaMin, etaMax;
 884   etaMin = fMinEta+fRandConeRadius;
 885   etaMax = fMaxEta-fRandConeRadius;
 886
 887   // Define random cone
 888   Bool_t coneValid = kTRUE;
 889   Double_t tmpRandConeEta = etaMin + fRandom->Rndm()*(etaMax-etaMin);
 890   Double_t tmpRandConePhi = fRandom->Rndm()*TMath::TwoPi();
 891
 892   // if there is a jet, check for overlap if demanded
 893   if(leadingJetExclusionProbability)
 894   {
 895     AliEmcalJet* tmpLeading = dynamic_cast<AliEmcalJet*>(fJetArray->At(0));
 896     // Get leading jet (regardless of pT)
 897     for (Int_t i = 1; i<fJetArray->GetEntries(); i++)
 898     {
 899       AliEmcalJet* tmpJet = static_cast<AliEmcalJet*>(fJetArray->At(i));
 900       // if jet is in acceptance and higher, take as new leading
 901       if (tmpJet)
 902         if ( ((tmpJet->Eta() >= fMinJetEta) && (tmpJet->Eta() < fMaxJetEta)) && (tmpJet->Area() >= fMinJetArea))
 903           if((!tmpLeading) || (tmpJet->Pt() > tmpLeading->Pt()))
 904             tmpLeading = tmpJet;
 905     }
 906     if(tmpLeading)
 907     {
 908       Double_t excludedJetPhi = tmpLeading->Phi();
 909       Double_t excludedJetEta = tmpLeading->Eta();
 910       Double_t tmpDeltaPhi = GetDeltaPhi(tmpRandConePhi, excludedJetPhi);
 911
 912       // Check, if cone has overlap with jet
 913       if ( tmpDeltaPhi*tmpDeltaPhi + TMath::Abs(tmpRandConeEta-excludedJetEta)*TMath::Abs(tmpRandConeEta-excludedJetEta) <= fRandConeRadius*fRandConeRadius)
 914       {
 915         // Define probability to exclude the RC
 916         Double_t probability = leadingJetExclusionProbability;
 917
 918         // Only exclude cone with a given probability
 919         if (fRandom->Rndm()<=probability)
 920           coneValid = kFALSE;
 921       }
 922     }
 923   }
 924
 925
 926   // Get the cones' pt and calculate delta pt
 927   if (coneValid)
 928     deltaPt = GetConePt(tmpRandConeEta,tmpRandConePhi,fRandConeRadius) - (rho*fRandConeRadius*fRandConeRadius*TMath::Pi());
 929
 930   return deltaPt;
 931   #ifdef DEBUGMODE
 932     AliInfo("Got Delta Pt.");
 933   #endif
 934 }
 935
 936 //________________________________________________________________________
 937 void AliAnalysisTaskChargedJetsPA::GetKTBackgroundDensityAll(Int_t numberExcludeLeadingJets, Double_t& rhoPbPb, Double_t& rhoPbPbWithGhosts, Double_t& rhoCMS, Double_t& rhoImprovedCMS, Double_t& rhoMean, Double_t& rhoTrackLike)
 938 {
 939   #ifdef DEBUGMODE
 940     AliInfo("Getting ALL KT background density.");
 941   #endif
 942
 943   static Double_t tmpRhoPbPb[1024];
 944   static Double_t tmpRhoPbPbWithGhosts[1024];
 945   static Double_t tmpRhoMean[1024];
 946   static Double_t tmpRhoCMS[1024];
 947   static Double_t tmpRhoImprovedCMS[1024];
 948   Double_t tmpCoveredArea = 0.0;
 949   Double_t tmpSummedArea = 0.0;
 950   Double_t tmpPtTrackLike = 0.0;
 951   Double_t tmpAreaTrackLike = 0.0;
 952
 953   // Setting invalid values
 954   rhoPbPb = 0.0;
 955   rhoPbPbWithGhosts = 0.0;
 956   rhoCMS = 0.0;
 957   rhoImprovedCMS = 0.0;
 958   rhoMean = 0.0;
 959   rhoTrackLike = 0.0;
 960
 961   Int_t rhoPbPbJetCount = 0;
 962   Int_t rhoPbPbWithGhostsJetCount = 0;
 963   Int_t rhoCMSJetCount = 0;
 964   Int_t rhoImprovedCMSJetCount = 0;
 965   Int_t rhoMeanJetCount = 0;
 966
 967
 968   // Find 2 leading KT jets for the original PbPb approach
 969   Int_t leadingKTJets[]   = {-1, -1};
 970   GetLeadingJets(fBackgroundJetArray, &leadingKTJets[0], kFALSE);
 971
 972   // Exclude UP TO numberExcludeLeadingJets
 973   if(numberExcludeLeadingJets==-1)
 974     numberExcludeLeadingJets = fNumberSignalJets;
 975   if (fNumberSignalJets < numberExcludeLeadingJets)
 976     numberExcludeLeadingJets = fNumberSignalJets;
 977
 978   for (Int_t i = 0; i < fBackgroundJetArray->GetEntries(); i++)
 979   {
 980     AliEmcalJet* backgroundJet = static_cast<AliEmcalJet*>(fBackgroundJetArray->At(i));
 981
 982     if (!backgroundJet)
 983     {
 984       AliError(Form("%s: Could not receive jet %d", GetName(), i));
 985       continue;
 986     }
 987
 988     tmpSummedArea += backgroundJet->Area();
 989     if(backgroundJet->Pt() > 0.150)
 990       tmpCoveredArea += backgroundJet->Area();
 991
 992     if (!IsBackgroundJetInAcceptance(backgroundJet))
 993       continue;
 994
 995     // Search for overlap with signal jets
 996     Bool_t isOverlapping = kFALSE;
 997     for(Int_t j=0;j<numberExcludeLeadingJets;j++)
 998     {
 999       AliEmcalJet* signalJet = fSignalJets[j];
1000
1001       if(signalJet->Pt() >= 5.0)
1002         if(IsJetOverlapping(signalJet, backgroundJet))
1003         {
1004           isOverlapping = kTRUE;
1005           break;
1006         }
1007     }
1008
1009     Double_t tmpRho = 0.0;
1010     if(backgroundJet->Area())
1011       tmpRho = backgroundJet->Pt() / backgroundJet->Area();
1012
1013     // PbPb approach (take ghosts into account)
1014     if ((i != leadingKTJets[0]) && (i != leadingKTJets[1]))
1015     {
1016       tmpRhoPbPbWithGhosts[rhoPbPbWithGhostsJetCount] = tmpRho;
1017       rhoPbPbWithGhostsJetCount++;
1018     }
1019
1020     if(backgroundJet->Pt() > 0.150)
1021     {
1022       // CMS approach: don't take ghosts into acount
1023       tmpRhoCMS[rhoCMSJetCount] = tmpRho;
1024       rhoCMSJetCount++;
1025
1026       // Improved CMS approach: like CMS but excluding signal
1027       if(!isOverlapping)
1028       {
1029         tmpRhoImprovedCMS[rhoImprovedCMSJetCount] = tmpRho;
1030         rhoImprovedCMSJetCount++;
1031       }
1032
1033       // PbPb w/o ghosts approach (just neglect ghosts)
1034       if ((i != leadingKTJets[0]) && (i != leadingKTJets[1]))
1035       {
1036         tmpRhoPbPb[rhoPbPbJetCount] = tmpRho;
1037         rhoPbPbJetCount++;
1038       }
1039     }
1040
1041     // (no overlap with signal jets)
1042     if(!isOverlapping)
1043     {
1044       // Mean approach
1045       tmpRhoMean[rhoMeanJetCount] = tmpRho;
1046       rhoMeanJetCount++;
1047
1048       // Track like approach approach
1049       tmpPtTrackLike += backgroundJet->Pt();
1050       tmpAreaTrackLike += backgroundJet->Area();
1051     }
1052
1053   }
1054
1055   if (tmpAreaTrackLike > 0)
1056     rhoTrackLike = tmpPtTrackLike/tmpAreaTrackLike;
1057   if (rhoPbPbJetCount > 0)
1058     rhoPbPb = TMath::Median(rhoPbPbJetCount, tmpRhoPbPb);
1059   if (rhoPbPbWithGhostsJetCount > 0)
1060     rhoPbPbWithGhosts = TMath::Median(rhoPbPbWithGhostsJetCount, tmpRhoPbPbWithGhosts);
1061   if (rhoCMSJetCount > 0)
1062     rhoCMS = TMath::Median(rhoCMSJetCount, tmpRhoCMS) * tmpCoveredArea/tmpSummedArea;
1063   if (rhoImprovedCMSJetCount > 0)
1064   {
1065     rhoImprovedCMS = TMath::Median(rhoImprovedCMSJetCount, tmpRhoImprovedCMS) * tmpCoveredArea/tmpSummedArea;
1066   }
1067   if (rhoMeanJetCount > 0)
1068     rhoMean = TMath::Mean(rhoMeanJetCount, tmpRhoMean);
1069
1070   #ifdef DEBUGMODE
1071     AliInfo("Got ALL KT background density.");
1072   #endif
1073 }
1074
1075 //________________________________________________________________________
1076 void AliAnalysisTaskChargedJetsPA::GetKTBackgroundDensity(Int_t numberExcludeLeadingJets, Double_t& rhoImprovedCMS)
1077 {
1078   #ifdef DEBUGMODE
1079     AliInfo("Getting KT background density.");
1080   #endif
1081
1082   static Double_t tmpRhoImprovedCMS[1024];
1083   Double_t tmpCoveredArea = 0.0;
1084   Double_t tmpSummedArea = 0.0;
1085
1086   // Setting invalid values
1087   rhoImprovedCMS = 0.0;
1088
1089   Int_t rhoImprovedCMSJetCount = 0;
1090
1091   // Exclude UP TO numberExcludeLeadingJets
1092   if(numberExcludeLeadingJets==-1)
1093     numberExcludeLeadingJets = fNumberSignalJets;
1094   if (fNumberSignalJets < numberExcludeLeadingJets)
1095     numberExcludeLeadingJets = fNumberSignalJets;
1096
1097   for (Int_t i = 0; i < fBackgroundJetArray->GetEntries(); i++)
1098   {
1099     AliEmcalJet* backgroundJet = static_cast<AliEmcalJet*>(fBackgroundJetArray->At(i));
1100
1101     if (!backgroundJet)
1102     {
1103       AliError(Form("%s: Could not receive jet %d", GetName(), i));
1104       continue;
1105     }
1106
1107     // Search for overlap with signal jets
1108     Bool_t isOverlapping = kFALSE;
1109     for(Int_t j=0;j<numberExcludeLeadingJets;j++)
1110     {
1111       AliEmcalJet* signalJet = fSignalJets[j];
1112       if(signalJet->Pt() >= 5.0)
1113         if(IsJetOverlapping(signalJet, backgroundJet))
1114         {
1115           isOverlapping = kTRUE;
1116           break;
1117         }
1118     }
1119
1120     tmpSummedArea += backgroundJet->Area();
1121     if(backgroundJet->Pt() > 0.150)
1122       tmpCoveredArea += backgroundJet->Area();
1123
1124     if (!IsBackgroundJetInAcceptance(backgroundJet))
1125       continue;
1126
1127     Double_t tmpRho = backgroundJet->Pt() / backgroundJet->Area();
1128
1129     if(backgroundJet->Pt() > 0.150)
1130       if(!isOverlapping)
1131       {
1132         tmpRhoImprovedCMS[rhoImprovedCMSJetCount] = tmpRho;
1133         rhoImprovedCMSJetCount++;
1134       }
1135   }
1136
1137   if (rhoImprovedCMSJetCount > 0)
1138   {
1139     rhoImprovedCMS = TMath::Median(rhoImprovedCMSJetCount, tmpRhoImprovedCMS) * tmpCoveredArea/tmpSummedArea;
1140   }
1141   #ifdef DEBUGMODE
1142     AliInfo("Got KT background density.");
1143   #endif
1144 }
1145
1146
1147 //________________________________________________________________________
1148 void AliAnalysisTaskChargedJetsPA::GetTRBackgroundDensity(Int_t numberExcludeLeadingJets, Double_t& rhoNoExclusion, Double_t& rhoConeExclusion02, Double_t& rhoConeExclusion04, Double_t& rhoConeExclusion06, Double_t& rhoConeExclusion08, Double_t& rhoExactExclusion)
1149 {
1150   #ifdef DEBUGMODE
1151     AliInfo("Getting TR background density.");
1152   #endif
1153
1154   Double_t summedTracksPtCone04 = 0.0;
1155   Double_t summedTracksPtCone02 = 0.0;
1156   Double_t summedTracksPtCone06 = 0.0;
1157   Double_t summedTracksPtCone08 = 0.0;
1158   Double_t summedTracksPtWithinJets = 0.0;
1159   Double_t summedTracksPt = 0.0;
1160
1161   // Setting invalid values
1162   rhoNoExclusion = 0.0;
1163   rhoConeExclusion02 = 0.0;
1164   rhoConeExclusion04 = 0.0;
1165   rhoConeExclusion06 = 0.0;
1166   rhoConeExclusion08 = 0.0;
1167   rhoExactExclusion  = 0.0;
1168
1169   // Exclude UP TO numberExcludeLeadingJets
1170   if(numberExcludeLeadingJets==-1)
1171     numberExcludeLeadingJets = fNumberSignalJets;
1172   if (fNumberSignalJets < numberExcludeLeadingJets)
1173     numberExcludeLeadingJets = fNumberSignalJets;
1174
1175   Int_t fSignalJetCount5GeV = 0;
1176   for(Int_t j=0;j<numberExcludeLeadingJets;j++)
1177   {
1178     AliEmcalJet* signalJet = fSignalJets[j];
1179     if(signalJet->Pt() < 5.0)
1180       continue;
1181     fSignalJetCount5GeV++;
1182   }
1183
1184   for (Int_t i = 0; i < fTrackArray->GetEntries(); i++)
1185   {
1186     AliVTrack* tmpTrack = static_cast<AliVTrack*>(fTrackArray->At(i));
1187     Bool_t trackWithinJet = kFALSE; Bool_t trackWithin02Cone = kFALSE; Bool_t trackWithin04Cone = kFALSE; Bool_t trackWithin06Cone = kFALSE; Bool_t trackWithin08Cone = kFALSE;
1188
1189     if (IsTrackInAcceptance(tmpTrack))
1190     {
1191       // Check if tracks overlaps with jet
1192       for(Int_t j=0;j<numberExcludeLeadingJets;j++)
1193       {
1194         AliEmcalJet* signalJet = fSignalJets[j];
1195
1196         if(signalJet->Pt() < 5.0)
1197           continue;
1198
1199         // Exact jet exclusion
1200         if (IsTrackInJet(signalJet, i))
1201           trackWithinJet = kTRUE;
1202
1203         // Cone exclusions
1204         if (IsTrackInCone(tmpTrack, signalJet->Eta(), signalJet->Phi(), 0.2))
1205         {
1206           trackWithin02Cone = kTRUE;
1207           trackWithin04Cone = kTRUE;
1208           trackWithin06Cone = kTRUE;
1209           trackWithin08Cone = kTRUE;
1210           break;
1211         }
1212         else if (IsTrackInCone(tmpTrack, signalJet->Eta(), signalJet->Phi(), 0.4))
1213         {
1214           trackWithin04Cone = kTRUE;
1215           trackWithin06Cone = kTRUE;
1216           trackWithin08Cone = kTRUE;
1217         }
1218         else if (IsTrackInCone(tmpTrack, signalJet->Eta(), signalJet->Phi(), 0.6))
1219         {
1220           trackWithin06Cone = kTRUE;
1221           trackWithin08Cone = kTRUE;
1222         }
1223         else if (IsTrackInCone(tmpTrack, signalJet->Eta(), signalJet->Phi(), 0.8))
1224         {
1225           trackWithin08Cone = kTRUE;
1226         }
1227       }
1228
1229       if(!trackWithin08Cone)
1230       {
1231         summedTracksPtCone08 += tmpTrack->Pt();
1232       }
1233       if(!trackWithin06Cone)
1234       {
1235         summedTracksPtCone06 += tmpTrack->Pt();
1236       }
1237       if(!trackWithin04Cone)
1238       {
1239         summedTracksPtCone04 += tmpTrack->Pt();
1240       }
1241       if(!trackWithin02Cone)
1242       {
1243         summedTracksPtCone02 += tmpTrack->Pt();
1244       }
1245       if(!trackWithinJet)
1246       {
1247         summedTracksPtWithinJets += tmpTrack->Pt();
1248       }
1249       summedTracksPt += tmpTrack->Pt();
1250
1251     }
1252   }
1253
1254   // Calculate the correct area where the tracks were taking from
1255
1256   Double_t tmpFullTPCArea = (2.0*(fMaxEta-fMinEta)) * TMath::TwoPi();
1257   Double_t tmpAreaCone02     = tmpFullTPCArea;
1258   Double_t tmpAreaCone04     = tmpFullTPCArea;
1259   Double_t tmpAreaCone06     = tmpFullTPCArea;
1260   Double_t tmpAreaCone08     = tmpFullTPCArea;
1261   Double_t tmpAreaWithinJets = tmpFullTPCArea;
1262   std::vector<Double_t> tmpEtas(fSignalJetCount5GeV);
1263   std::vector<Double_t> tmpPhis(fSignalJetCount5GeV);
1264
1265   Int_t iSignal = 0;
1266   for(Int_t i=0;i<numberExcludeLeadingJets;i++)
1267   {
1268     AliEmcalJet* tmpJet = fSignalJets[i];
1269
1270     if(tmpJet->Pt() < 5.0)
1271       continue;
1272
1273     tmpEtas[iSignal] = tmpJet->Eta();
1274     tmpPhis[iSignal] = tmpJet->Phi();
1275     tmpAreaWithinJets -= tmpJet->Area();
1276
1277     iSignal++;
1278   }
1279
1280   tmpAreaCone02 -= tmpFullTPCArea * MCGetOverlapMultipleCirclesRectancle(fSignalJetCount5GeV, tmpEtas, tmpPhis, 0.2, fMinEta, fMaxEta, 0., TMath::TwoPi());
1281   tmpAreaCone04 -= tmpFullTPCArea * MCGetOverlapMultipleCirclesRectancle(fSignalJetCount5GeV, tmpEtas, tmpPhis, 0.4, fMinEta, fMaxEta, 0., TMath::TwoPi());
1282   tmpAreaCone06 -= tmpFullTPCArea * MCGetOverlapMultipleCirclesRectancle(fSignalJetCount5GeV, tmpEtas, tmpPhis, 0.6, fMinEta, fMaxEta, 0., TMath::TwoPi());
1283   tmpAreaCone08 -= tmpFullTPCArea * MCGetOverlapMultipleCirclesRectancle(fSignalJetCount5GeV, tmpEtas, tmpPhis, 0.8, fMinEta, fMaxEta, 0., TMath::TwoPi());
1284
1285   rhoConeExclusion02 = summedTracksPtCone02/tmpAreaCone02;
1286   rhoConeExclusion04 = summedTracksPtCone04/tmpAreaCone04;
1287   rhoConeExclusion06 = summedTracksPtCone06/tmpAreaCone06;
1288   rhoConeExclusion08 = summedTracksPtCone08/tmpAreaCone08;
1289   rhoExactExclusion  = summedTracksPtWithinJets/tmpAreaWithinJets;
1290   rhoNoExclusion     = summedTracksPt/tmpFullTPCArea;
1291
1292
1293   #ifdef DEBUGMODE
1294     AliInfo("Got TR background density.");
1295   #endif
1296 }
1297
1298 //________________________________________________________________________
1299 void AliAnalysisTaskChargedJetsPA::GetTRBackgroundDensity(Int_t numberExcludeLeadingJets, Double_t& rhoMean, Double_t& area, AliEmcalJet* excludeJet1, AliEmcalJet* excludeJet2, Bool_t doSearchPerpendicular)
1300 {
1301   #ifdef DEBUGMODE
1302     AliInfo("Getting TR background density.");
1303   #endif
1304
1305   // Setting invalid values
1306   Double_t summedTracksPt = 0.0;
1307   rhoMean = 0.0;
1308   area = -1.0;
1309
1310   Double_t tmpRadius = 0.0;
1311   if (doSearchPerpendicular)
1312     tmpRadius = 0.4*TMath::Pi(); // exclude 90 degrees around jets
1313   else
1314     tmpRadius = 0.8;
1315
1316   numberExcludeLeadingJets = 2; // dijet is excluded here in any case
1317
1318
1319
1320   if (!fTrackArray || !fJetArray)
1321   {
1322     AliError("Could not get the track/jet array to calculate track rho!");
1323     return;
1324   }
1325
1326   Int_t   trackCount = fTrackArray->GetEntries();
1327   Int_t   trackCountAccepted = 0;
1328   for (Int_t i = 0; i < trackCount; i++)
1329   {
1330     AliVTrack* tmpTrack = static_cast<AliVTrack*>(fTrackArray->At(i));
1331     if (IsTrackInAcceptance(tmpTrack))
1332     {
1333       if (IsTrackInCone(tmpTrack, excludeJet1->Eta(), excludeJet1->Phi(), tmpRadius))
1334         continue;
1335
1336       if (numberExcludeLeadingJets > 1)
1337         if (IsTrackInCone(tmpTrack, excludeJet2->Eta(), excludeJet2->Phi(), tmpRadius))
1338           continue;
1339
1340         // Add track pt to array
1341         summedTracksPt = summedTracksPt + tmpTrack->Pt();
1342         trackCountAccepted++;
1343     }
1344   }
1345
1346   if (trackCountAccepted > 0)
1347   {
1348     Double_t tmpArea = 2.0*(fMaxEta-fMinEta)*TMath::TwoPi()  - 2*(tmpRadius*tmpRadius * TMath::Pi()); //TPC area - excluding jet area
1349     rhoMean = summedTracksPt/tmpArea;
1350     area = tmpArea;
1351   }
1352
1353   #ifdef DEBUGMODE
1354     AliInfo("Got TR background density.");
1355   #endif
1356 }
1357
1358 //________________________________________________________________________
1359 void AliAnalysisTaskChargedJetsPA::GetPPBackgroundDensity(Double_t& background)
1360 {
1361   // This is the background that was used for the pp 7 TeV ALICE paper
1362   // The background is estimated using the leading jet
1363
1364   background = 0;
1365
1366   // Get leading jet
1367   Int_t leadingJets[]   = {-1, -1};
1368   GetLeadingJets(fJetArray, &leadingJets[0], kTRUE);
1369   AliEmcalJet* jet = NULL;
1370   if(leadingJets[0] != -1)
1371     jet = static_cast<AliEmcalJet*>(fJetArray->At(leadingJets[0]));
1372   else
1373     return;
1374
1375   Double_t jetMom[3] = { jet->Px(), jet->Py(), jet->Pz() };
1376   TVector3 jet3mom1(jetMom);
1377   TVector3 jet3mom2(jetMom);
1378
1379   jet3mom1.RotateZ(TMath::Pi());
1380   jet3mom2.RotateZ(-TMath::Pi());
1381
1382   for (int i = 0; i < fTrackArray->GetEntries(); i++)
1383   {
1384     AliVTrack* track = static_cast<AliVTrack*>(fTrackArray->At(i));
1385     if (!IsTrackInAcceptance(track))
1386       continue;
1387
1388     Double_t trackMom[3] = { track->Px(), track->Py(), track->Pz() };
1389     TVector3 track3mom(trackMom);
1390
1391     Double_t dR1 = jet3mom1.DeltaR(track3mom);
1392     Double_t dR2 = jet3mom2.DeltaR(track3mom);
1393
1394     if (dR1 <= fSignalJetRadius || dR2 <= fSignalJetRadius)
1395       background += track3mom.Pt();
1396   }
1397
1398   background /= (2 * TMath::Pi() * fSignalJetRadius * fSignalJetRadius);
1399 }
1400
1401 //________________________________________________________________________
1402 void AliAnalysisTaskChargedJetsPA::Calculate(AliVEvent* event)
1403 {
1404   #ifdef DEBUGMODE
1405     AliInfo("Starting Calculate().");
1406   #endif
1407   ////////////////////// NOTE: initialization & casting
1408
1409   fEventCounter++;
1410
1411   // Check, if analysis should be done in pt hard bins
1412   if(fUsePtHardBin != -1)
1413     if(GetPtHardBin() != fUsePtHardBin)
1414       return;
1415
1416   // This is to take only every Nth event
1417   if((fEventCounter+fPartialAnalysisIndex) % fPartialAnalysisNParts != 0)
1418     return;
1419
1420   FillHistogram("hNumberEvents",0.5);
1421
1422   if(!IsEventInAcceptance(event))
1423     return;
1424
1425   FillHistogram("hNumberEvents",1.5);
1426
1427   #ifdef DEBUGMODE
1428     AliInfo("Calculate()::Init done.");
1429   #endif
1430
1431   ////////////////////// NOTE: Get Centrality, (Leading)Signal jets and Background
1432
1433   // Get centrality
1434   AliCentrality* tmpCentrality = NULL;
1435   tmpCentrality = event->GetCentrality();
1436   Double_t centralityPercentile = -1.0;
1437   Double_t centralityPercentileV0A = 0.0;
1438   Double_t centralityPercentileV0C = 0.0;
1439   Double_t centralityPercentileV0M = 0.0;
1440   Double_t centralityPercentileZNA = 0.0;
1441   if (tmpCentrality != NULL)
1442   {
1443     centralityPercentile = tmpCentrality->GetCentralityPercentile(fCentralityType.Data());
1444     centralityPercentileV0A = tmpCentrality->GetCentralityPercentile("V0A");
1445     centralityPercentileV0C = tmpCentrality->GetCentralityPercentile("V0C");
1446     centralityPercentileV0M = tmpCentrality->GetCentralityPercentile("V0M");
1447     centralityPercentileZNA = tmpCentrality->GetCentralityPercentile("ZNA");
1448   }
1449
1450   if((centralityPercentile < 0.0) || (centralityPercentile > 100.0))
1451     AliWarning(Form("Centrality value not valid (c=%E)",centralityPercentile));
1452
1453   if(fSetCentralityToOne)
1454     centralityPercentile = 1.0;
1455
1456   // Get jets
1457   if (fAnalyzeBackground || fAnalyzeJets)
1458     GetSignalJets();
1459
1460   // Get background estimates
1461   Double_t              backgroundKTImprovedCMS = -1.0;
1462   Double_t              backgroundKTImprovedCMSExternal = -1.0;
1463   Double_t              backgroundKTPbPb = -1.0;
1464   Double_t              backgroundKTPbPbWithGhosts = -1.0;
1465   Double_t              backgroundKTCMS = -1.0;
1466   Double_t              backgroundKTMean = -1.0;
1467   Double_t              backgroundKTTrackLike = -1.0;
1468   Double_t              backgroundTRNoExcl = -1.0;
1469   Double_t              backgroundTRCone02 = -1.0;
1470   Double_t              backgroundTRCone04 = -1.0;
1471   Double_t              backgroundTRCone06 = -1.0;
1472   Double_t              backgroundTRCone08 = -1.0;
1473   Double_t              backgroundTRExact  = -1.0;
1474   Double_t              backgroundPP       = -1.0;
1475   Double_t              backgroundJetProfile = -1.0;
1476   // Calculate background for different jet exclusions
1477
1478   if (fAnalyzeBackground)
1479   {
1480
1481     if(fAnalyzeDeprecatedBackgrounds)
1482       GetKTBackgroundDensityAll    (fNumberExcludedJets, backgroundKTPbPb, backgroundKTPbPbWithGhosts, backgroundKTCMS, backgroundKTImprovedCMS, backgroundKTMean, backgroundKTTrackLike);
1483     else
1484       GetKTBackgroundDensity       (fNumberExcludedJets, backgroundKTImprovedCMS);
1485
1486     if(fAnalyzeDeprecatedBackgrounds)
1487       GetTRBackgroundDensity    (fNumberExcludedJets, backgroundTRNoExcl, backgroundTRCone02, backgroundTRCone04, backgroundTRCone06, backgroundTRCone08, backgroundTRExact);
1488
1489     // pp background
1490     GetPPBackgroundDensity(backgroundPP);
1491
1492     backgroundKTImprovedCMSExternal = GetExternalRho();
1493     if(fNoExternalBackground)
1494       backgroundKTImprovedCMSExternal = 0;
1495
1496     if(fBackgroundForJetProfile==0)
1497       backgroundJetProfile = backgroundKTImprovedCMSExternal;
1498     else if(fBackgroundForJetProfile==1)
1499       backgroundJetProfile = backgroundKTImprovedCMS;
1500     else if(fBackgroundForJetProfile==2)
1501       backgroundJetProfile = backgroundKTCMS;
1502     else if(fBackgroundForJetProfile==3)
1503       backgroundJetProfile = backgroundPP;
1504     else if(fBackgroundForJetProfile==4)
1505       backgroundJetProfile = backgroundTRCone06;
1506     else if(fBackgroundForJetProfile==5)
1507       backgroundJetProfile = 0;
1508   }
1509
1510   #ifdef DEBUGMODE
1511     AliInfo("Calculate()::Centrality&SignalJets&Background-Calculation done.");
1512   #endif
1513
1514   if (fAnalyzeQA)
1515   {
1516     FillHistogram("hVertexX",event->GetPrimaryVertex()->GetX());
1517     FillHistogram("hVertexY",event->GetPrimaryVertex()->GetY());
1518     FillHistogram("hVertexXY",event->GetPrimaryVertex()->GetX(), event->GetPrimaryVertex()->GetY());
1519     FillHistogram("hVertexR",TMath::Sqrt(event->GetPrimaryVertex()->GetX()*event->GetPrimaryVertex()->GetX() + event->GetPrimaryVertex()->GetY()*event->GetPrimaryVertex()->GetY()));
1520     FillHistogram("hCentralityV0M",centralityPercentileV0M);
1521     FillHistogram("hCentralityV0A",centralityPercentileV0A);
1522     FillHistogram("hCentralityV0C",centralityPercentileV0C);
1523     FillHistogram("hCentralityZNA",centralityPercentileZNA);
1524     FillHistogram("hCentrality",centralityPercentile);
1525
1526     Int_t trackCountAcc = 0;
1527     Int_t nTracks = fTrackArray->GetEntries();
1528     for (Int_t i = 0; i < nTracks; i++)
1529     {
1530       AliVTrack* track = static_cast<AliVTrack*>(fTrackArray->At(i));
1531
1532       if (track != 0)
1533         if (track->Pt() >= fMinTrackPt)
1534         {
1535           FillHistogram("hTrackPhiEta", track->Phi(),track->Eta(), 1);
1536           FillHistogram("hTrackPtPhiEta", track->Phi(),track->Eta(), track->Pt());
1537         }
1538
1539       if (IsTrackInAcceptance(track))
1540       {
1541         FillHistogram("hTrackPt", track->Pt(), centralityPercentile);
1542         if(track->Eta() >= 0)
1543           FillHistogram("hTrackPtPosEta", track->Pt(), centralityPercentile);
1544         else
1545           FillHistogram("hTrackPtNegEta", track->Pt(), centralityPercentile);
1546
1547         FillHistogram("hTrackEta", track->Eta(), centralityPercentile);
1548         FillHistogram("hTrackPhi", track->Phi());
1549
1550         if(static_cast<AliPicoTrack*>(track))
1551           FillHistogram("hTrackPhiTrackType", track->Phi(), (static_cast<AliPicoTrack*>(track))->GetTrackType());
1552
1553         for(Int_t j=0;j<20;j++)
1554           if(track->Pt() > j)
1555             FillHistogram("hTrackPhiPtCut", track->Phi(), track->Pt());
1556
1557         FillHistogram("hTrackCharge", track->Charge());
1558         trackCountAcc++;
1559       }
1560     }
1561     FillHistogram("hTrackCountAcc", trackCountAcc, centralityPercentile);
1562
1563
1564 /*
1565     // This is code that is run locally to get some special events
1566     TFile* fileOutput = new TFile("SpecialEvents.root", "UPDATE");
1567     if(fSecondLeadingJet&&(fSecondLeadingJet->Pt()>10.))
1568     {
1569       cout << "Event found\n";
1570       TH2D* tmpEvent = new TH2D(Form("Event%lu", fEventCounter), "", 40, -0.9, 0.9, 40, 0., TMath::TwoPi());
1571       tmpEvent->GetXaxis()->SetTitle("#eta");
1572       tmpEvent->GetYaxis()->SetTitle("#phi");
1573       tmpEvent->SetOption("LEGO2");
1574       tmpEvent->Sumw2();
1575
1576       for (Int_t i = 0; i < nTracks; i++)
1577       {
1578         AliVTrack* track = static_cast<AliVTrack*>(fTrackArray->At(i));
1579
1580         if (IsTrackInAcceptance(track))
1581         {
1582           tmpEvent->Fill(track->Eta(), track->Phi(), track->Pt());
1583         }
1584       }
1585       tmpEvent->Write(0, kOverwrite);
1586     }
1587     fileOutput->Close();
1588 */
1589   }
1590   #ifdef DEBUGMODE
1591     AliInfo("Calculate()::QA done.");
1592   #endif
1593
1594   ////////////////////// NOTE: Jet analysis and calculations
1595
1596   if (fAnalyzeJets)
1597   {
1598     for (Int_t i = 0; i<fJetArray->GetEntries(); i++)
1599     {
1600       AliEmcalJet* tmpJet = static_cast<AliEmcalJet*>(fJetArray->At(i));
1601       if (!tmpJet)
1602         continue;
1603
1604       FillHistogram("hRawJetPt", tmpJet->Pt());
1605       if (tmpJet->Pt() >= 5.0)
1606       {
1607       // ### RAW JET ANALYSIS
1608         if (tmpJet->Area() >= fMinJetArea)
1609           FillHistogram("hRawJetPhiEta", tmpJet->Phi(), tmpJet->Eta());
1610         if ((tmpJet->Eta() >= fMinJetEta) && (tmpJet->Eta() < fMaxJetEta))
1611           FillHistogram("hRawJetArea", tmpJet->Area());
1612       }
1613
1614       if(IsSignalJetInAcceptance(tmpJet))
1615       {
1616       // ### SIGNAL JET ANALYSIS
1617         // Jet spectra
1618         FillHistogram("hJetPt", tmpJet->Pt(), centralityPercentile);
1619         FillHistogram("hJetPtBgrdSubtractedKTImprovedCMS", GetCorrectedJetPt(tmpJet, backgroundKTImprovedCMS), centralityPercentile);
1620         if(tmpJet->Phi() >= TMath::Pi())
1621           FillHistogram("hJetPtBgrdSubtractedKTImprovedCMS_Phi2", GetCorrectedJetPt(tmpJet, backgroundKTImprovedCMS), centralityPercentile);
1622         else
1623           FillHistogram("hJetPtBgrdSubtractedKTImprovedCMS_Phi1", GetCorrectedJetPt(tmpJet, backgroundKTImprovedCMS), centralityPercentile);
1624
1625         FillHistogram("hJetPtBgrdSubtractedPP", GetCorrectedJetPt(tmpJet, backgroundPP), centralityPercentile);
1626         FillHistogram("hJetPtBgrdSubtractedExternal", GetCorrectedJetPt(tmpJet, backgroundKTImprovedCMSExternal), centralityPercentile);
1627         FillHistogram("hJetPtSubtractedRhoKTImprovedCMS", tmpJet->Pt(), centralityPercentile, tmpJet->Pt() - GetCorrectedJetPt(tmpJet, backgroundKTImprovedCMS));
1628         FillHistogram("hJetPtSubtractedRhoExternal", tmpJet->Pt(), centralityPercentile, tmpJet->Pt() - GetCorrectedJetPt(tmpJet, backgroundKTImprovedCMSExternal));
1629         FillHistogram("hJetPtSubtractedRhoPP", tmpJet->Pt(), centralityPercentile, tmpJet->Pt() - GetCorrectedJetPt(tmpJet, backgroundPP));
1630         FillHistogram("hDeltaPtExternalBgrdVsPt", GetDeltaPt(backgroundKTImprovedCMSExternal), GetCorrectedJetPt(tmpJet, backgroundKTImprovedCMSExternal));
1631
1632
1633         if(fAnalyzeDeprecatedBackgrounds)
1634         {
1635           FillHistogram("hJetPtBgrdSubtractedTR", GetCorrectedJetPt(tmpJet, backgroundTRCone06), centralityPercentile);
1636           FillHistogram("hJetPtBgrdSubtractedKTPbPb", GetCorrectedJetPt(tmpJet, backgroundKTPbPb), centralityPercentile);
1637           FillHistogram("hJetPtBgrdSubtractedKTPbPbWithGhosts", GetCorrectedJetPt(tmpJet, backgroundKTPbPbWithGhosts), centralityPercentile);
1638           FillHistogram("hJetPtBgrdSubtractedKTCMS", GetCorrectedJetPt(tmpJet, backgroundKTCMS), centralityPercentile);
1639           FillHistogram("hJetPtBgrdSubtractedKTMean", GetCorrectedJetPt(tmpJet, backgroundKTMean), centralityPercentile);
1640           FillHistogram("hJetPtBgrdSubtractedKTTrackLike", GetCorrectedJetPt(tmpJet, backgroundKTTrackLike), centralityPercentile);
1641         }
1642
1643         // Jet profile analysis
1644         if(TMath::Abs(tmpJet->Eta()) <= 0.3)
1645         {
1646           if(tmpJet->Pt()>=70.0)
1647           {
1648             FillHistogram("hJetProfile70GeV", 0.05-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.05, backgroundJetProfile))/GetCorrectedJetPt(tmpJet, backgroundJetProfile));
1649             FillHistogram("hJetProfile70GeV", 0.10-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.10, backgroundJetProfile))/GetCorrectedJetPt(tmpJet, backgroundJetProfile));
1650             FillHistogram("hJetProfile70GeV", 0.15-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.15, backgroundJetProfile))/GetCorrectedJetPt(tmpJet, backgroundJetProfile));
1651             FillHistogram("hJetProfile70GeV", 0.20-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.20, backgroundJetProfile))/GetCorrectedJetPt(tmpJet, backgroundJetProfile));
1652             FillHistogram("hJetProfile70GeV", 0.25-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.25, backgroundJetProfile))/GetCorrectedJetPt(tmpJet, backgroundJetProfile));
1653             FillHistogram("hJetProfile70GeV", 0.30-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.30, backgroundJetProfile))/GetCorrectedJetPt(tmpJet, backgroundJetProfile));
1654             FillHistogram("hJetProfile70GeV", 0.35-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.35, backgroundJetProfile))/GetCorrectedJetPt(tmpJet, backgroundJetProfile));
1655             FillHistogram("hJetProfile70GeV", 0.40-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.40, backgroundJetProfile))/GetCorrectedJetPt(tmpJet, backgroundJetProfile));
1656             FillHistogram("hJetProfile70GeV", 0.45-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.45, backgroundJetProfile))/GetCorrectedJetPt(tmpJet, backgroundJetProfile));
1657             FillHistogram("hJetProfile70GeV", 0.50-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.50, backgroundJetProfile))/GetCorrectedJetPt(tmpJet, backgroundJetProfile));
1658             FillHistogram("hJetProfile70GeV", 0.55-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.55, backgroundJetProfile))/GetCorrectedJetPt(tmpJet, backgroundJetProfile));
1659             FillHistogram("hJetProfile70GeV", 0.60-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.60, backgroundJetProfile))/GetCorrectedJetPt(tmpJet, backgroundJetProfile));
1660           }
1661           else if(GetCorrectedJetPt(tmpJet, backgroundJetProfile)>=60.0)
1662           {
1663             FillHistogram("hJetProfile60GeV", 0.05-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.05, backgroundJetProfile))/GetCorrectedJetPt(tmpJet, backgroundJetProfile));
1664             FillHistogram("hJetProfile60GeV", 0.10-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.10, backgroundJetProfile))/GetCorrectedJetPt(tmpJet, backgroundJetProfile));
1665             FillHistogram("hJetProfile60GeV", 0.15-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.15, backgroundJetProfile))/GetCorrectedJetPt(tmpJet, backgroundJetProfile));
1666             FillHistogram("hJetProfile60GeV", 0.20-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.20, backgroundJetProfile))/GetCorrectedJetPt(tmpJet, backgroundJetProfile));
1667             FillHistogram("hJetProfile60GeV", 0.25-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.25, backgroundJetProfile))/GetCorrectedJetPt(tmpJet, backgroundJetProfile));
1668             FillHistogram("hJetProfile60GeV", 0.30-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.30, backgroundJetProfile))/GetCorrectedJetPt(tmpJet, backgroundJetProfile));
1669             FillHistogram("hJetProfile60GeV", 0.35-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.35, backgroundJetProfile))/GetCorrectedJetPt(tmpJet, backgroundJetProfile));
1670             FillHistogram("hJetProfile60GeV", 0.40-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.40, backgroundJetProfile))/GetCorrectedJetPt(tmpJet, backgroundJetProfile));
1671             FillHistogram("hJetProfile60GeV", 0.45-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.45, backgroundJetProfile))/GetCorrectedJetPt(tmpJet, backgroundJetProfile));
1672             FillHistogram("hJetProfile60GeV", 0.50-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.50, backgroundJetProfile))/GetCorrectedJetPt(tmpJet, backgroundJetProfile));
1673             FillHistogram("hJetProfile60GeV", 0.55-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.55, backgroundJetProfile))/GetCorrectedJetPt(tmpJet, backgroundJetProfile));
1674             FillHistogram("hJetProfile60GeV", 0.60-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.60, backgroundJetProfile))/GetCorrectedJetPt(tmpJet, backgroundJetProfile));
1675           }
1676           else if(GetCorrectedJetPt(tmpJet, backgroundJetProfile)>=50.0)
1677           {
1678             FillHistogram("hJetProfile50GeV", 0.05-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.05, backgroundJetProfile))/GetCorrectedJetPt(tmpJet, backgroundJetProfile));
1679             FillHistogram("hJetProfile50GeV", 0.10-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.10, backgroundJetProfile))/GetCorrectedJetPt(tmpJet, backgroundJetProfile));
1680             FillHistogram("hJetProfile50GeV", 0.15-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.15, backgroundJetProfile))/GetCorrectedJetPt(tmpJet, backgroundJetProfile));
1681             FillHistogram("hJetProfile50GeV", 0.20-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.20, backgroundJetProfile))/GetCorrectedJetPt(tmpJet, backgroundJetProfile));
1682             FillHistogram("hJetProfile50GeV", 0.25-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.25, backgroundJetProfile))/GetCorrectedJetPt(tmpJet, backgroundJetProfile));
1683             FillHistogram("hJetProfile50GeV", 0.30-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.30, backgroundJetProfile))/GetCorrectedJetPt(tmpJet, backgroundJetProfile));
1684             FillHistogram("hJetProfile50GeV", 0.35-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.35, backgroundJetProfile))/GetCorrectedJetPt(tmpJet, backgroundJetProfile));
1685             FillHistogram("hJetProfile50GeV", 0.40-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.40, backgroundJetProfile))/GetCorrectedJetPt(tmpJet, backgroundJetProfile));
1686             FillHistogram("hJetProfile50GeV", 0.45-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.45, backgroundJetProfile))/GetCorrectedJetPt(tmpJet, backgroundJetProfile));
1687             FillHistogram("hJetProfile50GeV", 0.50-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.50, backgroundJetProfile))/GetCorrectedJetPt(tmpJet, backgroundJetProfile));
1688             FillHistogram("hJetProfile50GeV", 0.55-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.55, backgroundJetProfile))/GetCorrectedJetPt(tmpJet, backgroundJetProfile));
1689             FillHistogram("hJetProfile50GeV", 0.60-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.60, backgroundJetProfile))/GetCorrectedJetPt(tmpJet, backgroundJetProfile));
1690           }
1691           else if(GetCorrectedJetPt(tmpJet, backgroundJetProfile)>=40.0)
1692           {
1693             FillHistogram("hJetProfile40GeV", 0.05-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.05, backgroundJetProfile))/GetCorrectedJetPt(tmpJet, backgroundJetProfile));
1694             FillHistogram("hJetProfile40GeV", 0.10-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.10, backgroundJetProfile))/GetCorrectedJetPt(tmpJet, backgroundJetProfile));
1695             FillHistogram("hJetProfile40GeV", 0.15-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.15, backgroundJetProfile))/GetCorrectedJetPt(tmpJet, backgroundJetProfile));
1696             FillHistogram("hJetProfile40GeV", 0.20-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.20, backgroundJetProfile))/GetCorrectedJetPt(tmpJet, backgroundJetProfile));
1697             FillHistogram("hJetProfile40GeV", 0.25-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.25, backgroundJetProfile))/GetCorrectedJetPt(tmpJet, backgroundJetProfile));
1698             FillHistogram("hJetProfile40GeV", 0.30-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.30, backgroundJetProfile))/GetCorrectedJetPt(tmpJet, backgroundJetProfile));
1699             FillHistogram("hJetProfile40GeV", 0.35-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.35, backgroundJetProfile))/GetCorrectedJetPt(tmpJet, backgroundJetProfile));
1700             FillHistogram("hJetProfile40GeV", 0.40-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.40, backgroundJetProfile))/GetCorrectedJetPt(tmpJet, backgroundJetProfile));
1701             FillHistogram("hJetProfile40GeV", 0.45-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.45, backgroundJetProfile))/GetCorrectedJetPt(tmpJet, backgroundJetProfile));
1702             FillHistogram("hJetProfile40GeV", 0.50-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.50, backgroundJetProfile))/GetCorrectedJetPt(tmpJet, backgroundJetProfile));
1703             FillHistogram("hJetProfile40GeV", 0.55-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.55, backgroundJetProfile))/GetCorrectedJetPt(tmpJet, backgroundJetProfile));
1704             FillHistogram("hJetProfile40GeV", 0.60-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.60, backgroundJetProfile))/GetCorrectedJetPt(tmpJet, backgroundJetProfile));
1705           }
1706           else if(GetCorrectedJetPt(tmpJet, backgroundJetProfile)>=30.0)
1707           {
1708             FillHistogram("hJetProfile30GeV", 0.05-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.05, backgroundJetProfile))/GetCorrectedJetPt(tmpJet, backgroundJetProfile));
1709             FillHistogram("hJetProfile30GeV", 0.10-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.10, backgroundJetProfile))/GetCorrectedJetPt(tmpJet, backgroundJetProfile));
1710             FillHistogram("hJetProfile30GeV", 0.15-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.15, backgroundJetProfile))/GetCorrectedJetPt(tmpJet, backgroundJetProfile));
1711             FillHistogram("hJetProfile30GeV", 0.20-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.20, backgroundJetProfile))/GetCorrectedJetPt(tmpJet, backgroundJetProfile));
1712             FillHistogram("hJetProfile30GeV", 0.25-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.25, backgroundJetProfile))/GetCorrectedJetPt(tmpJet, backgroundJetProfile));
1713             FillHistogram("hJetProfile30GeV", 0.30-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.30, backgroundJetProfile))/GetCorrectedJetPt(tmpJet, backgroundJetProfile));
1714             FillHistogram("hJetProfile30GeV", 0.35-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.35, backgroundJetProfile))/GetCorrectedJetPt(tmpJet, backgroundJetProfile));
1715             FillHistogram("hJetProfile30GeV", 0.40-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.40, backgroundJetProfile))/GetCorrectedJetPt(tmpJet, backgroundJetProfile));
1716             FillHistogram("hJetProfile30GeV", 0.45-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.45, backgroundJetProfile))/GetCorrectedJetPt(tmpJet, backgroundJetProfile));
1717             FillHistogram("hJetProfile30GeV", 0.50-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.50, backgroundJetProfile))/GetCorrectedJetPt(tmpJet, backgroundJetProfile));
1718             FillHistogram("hJetProfile30GeV", 0.55-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.55, backgroundJetProfile))/GetCorrectedJetPt(tmpJet, backgroundJetProfile));
1719             FillHistogram("hJetProfile30GeV", 0.60-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.60, backgroundJetProfile))/GetCorrectedJetPt(tmpJet, backgroundJetProfile));
1720           }
1721           else if(GetCorrectedJetPt(tmpJet, backgroundJetProfile)>=20.0)
1722           {
1723             FillHistogram("hJetProfile20GeV", 0.05-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.05, backgroundJetProfile))/GetCorrectedJetPt(tmpJet, backgroundJetProfile));
1724             FillHistogram("hJetProfile20GeV", 0.10-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.10, backgroundJetProfile))/GetCorrectedJetPt(tmpJet, backgroundJetProfile));
1725             FillHistogram("hJetProfile20GeV", 0.15-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.15, backgroundJetProfile))/GetCorrectedJetPt(tmpJet, backgroundJetProfile));
1726             FillHistogram("hJetProfile20GeV", 0.20-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.20, backgroundJetProfile))/GetCorrectedJetPt(tmpJet, backgroundJetProfile));
1727             FillHistogram("hJetProfile20GeV", 0.25-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.25, backgroundJetProfile))/GetCorrectedJetPt(tmpJet, backgroundJetProfile));
1728             FillHistogram("hJetProfile20GeV", 0.30-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.30, backgroundJetProfile))/GetCorrectedJetPt(tmpJet, backgroundJetProfile));
1729             FillHistogram("hJetProfile20GeV", 0.35-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.35, backgroundJetProfile))/GetCorrectedJetPt(tmpJet, backgroundJetProfile));
1730             FillHistogram("hJetProfile20GeV", 0.40-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.40, backgroundJetProfile))/GetCorrectedJetPt(tmpJet, backgroundJetProfile));
1731             FillHistogram("hJetProfile20GeV", 0.45-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.45, backgroundJetProfile))/GetCorrectedJetPt(tmpJet, backgroundJetProfile));
1732             FillHistogram("hJetProfile20GeV", 0.50-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.50, backgroundJetProfile))/GetCorrectedJetPt(tmpJet, backgroundJetProfile));
1733             FillHistogram("hJetProfile20GeV", 0.55-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.55, backgroundJetProfile))/GetCorrectedJetPt(tmpJet, backgroundJetProfile));
1734             FillHistogram("hJetProfile20GeV", 0.60-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.60, backgroundJetProfile))/GetCorrectedJetPt(tmpJet, backgroundJetProfile));
1735           }
1736           else if(GetCorrectedJetPt(tmpJet, backgroundJetProfile)>=10.0)
1737           {
1738             FillHistogram("hJetProfile10GeV", 0.05-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.05, backgroundJetProfile))/GetCorrectedJetPt(tmpJet, backgroundJetProfile));
1739             FillHistogram("hJetProfile10GeV", 0.10-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.10, backgroundJetProfile))/GetCorrectedJetPt(tmpJet, backgroundJetProfile));
1740             FillHistogram("hJetProfile10GeV", 0.15-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.15, backgroundJetProfile))/GetCorrectedJetPt(tmpJet, backgroundJetProfile));
1741             FillHistogram("hJetProfile10GeV", 0.20-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.20, backgroundJetProfile))/GetCorrectedJetPt(tmpJet, backgroundJetProfile));
1742             FillHistogram("hJetProfile10GeV", 0.25-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.25, backgroundJetProfile))/GetCorrectedJetPt(tmpJet, backgroundJetProfile));
1743             FillHistogram("hJetProfile10GeV", 0.30-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.30, backgroundJetProfile))/GetCorrectedJetPt(tmpJet, backgroundJetProfile));
1744             FillHistogram("hJetProfile10GeV", 0.35-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.35, backgroundJetProfile))/GetCorrectedJetPt(tmpJet, backgroundJetProfile));
1745             FillHistogram("hJetProfile10GeV", 0.40-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.40, backgroundJetProfile))/GetCorrectedJetPt(tmpJet, backgroundJetProfile));
1746             FillHistogram("hJetProfile10GeV", 0.45-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.45, backgroundJetProfile))/GetCorrectedJetPt(tmpJet, backgroundJetProfile));
1747             FillHistogram("hJetProfile10GeV", 0.50-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.50, backgroundJetProfile))/GetCorrectedJetPt(tmpJet, backgroundJetProfile));
1748             FillHistogram("hJetProfile10GeV", 0.55-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.55, backgroundJetProfile))/GetCorrectedJetPt(tmpJet, backgroundJetProfile));
1749             FillHistogram("hJetProfile10GeV", 0.60-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.60, backgroundJetProfile))/GetCorrectedJetPt(tmpJet, backgroundJetProfile));
1750           }
1751         }
1752         FillHistogram("hJetPtVsConstituentCount", tmpJet->Pt(),tmpJet->GetNumberOfTracks());
1753
1754         if((fAnalyzeQA) && (tmpJet->Pt() >= 5.0))
1755         {
1756           Double_t lowestTrackPt = 1e99;
1757           Double_t highestTrackPt = 0.0;
1758           for(Int_t j=0; j<tmpJet->GetNumberOfTracks(); j++)
1759           {
1760             FillHistogram("hJetConstituentPt", tmpJet->TrackAt(j, fTrackArray)->Pt(), centralityPercentile);
1761             // Find the lowest pT of a track in the jet
1762             if (tmpJet->TrackAt(j, fTrackArray)->Pt() < lowestTrackPt)
1763               lowestTrackPt = tmpJet->TrackAt(j, fTrackArray)->Pt();
1764             if (tmpJet->TrackAt(j, fTrackArray)->Pt() > highestTrackPt)
1765               highestTrackPt = tmpJet->TrackAt(j, fTrackArray)->Pt();
1766           }
1767           FillHistogram("hJetArea", tmpJet->Area(), tmpJet->Pt());
1768           // Signal jet vs. signal jet - "Combinatorial"
1769           for (Int_t j = i+1; j<fNumberSignalJets; j++)
1770             FillHistogram("hJetDeltaPhi", GetDeltaPhi(tmpJet->Phi(), fSignalJets[j]->Phi()));
1771
1772           FillHistogram("hJetPhiEta", tmpJet->Phi(),tmpJet->Eta());
1773           FillHistogram("hJetPtPhiEta", tmpJet->Phi(),tmpJet->Eta(),tmpJet->Pt());
1774           FillHistogram("hJetEta", tmpJet->Eta(), centralityPercentile);
1775
1776           if(lowestTrackPt>=2.0)
1777             FillHistogram("hJetEta2GeVTracks", tmpJet->Eta(), centralityPercentile);
1778           if(lowestTrackPt>=4.0)
1779             FillHistogram("hJetEta4GeVTracks", tmpJet->Eta(), centralityPercentile);
1780         }
1781
1782
1783         // Jet constituent mass analyses (for PYTHIA)
1784         if (fAnalyzeMassCorrelation)
1785         {
1786           Double_t jetMass = 0.0;
1787           Int_t constituentCount = tmpJet->GetNumberOfTracks();
1788           Int_t electronCount = 0;
1789           Int_t pionCount = 0;
1790           Int_t protonCount = 0;
1791           Int_t kaonCount = 0;
1792           Int_t othersCount = 0;
1793
1794           for(Int_t j=0; j<tmpJet->GetNumberOfTracks(); j++)
1795           {
1796             AliVParticle* tmpParticle = tmpJet->TrackAt(j, fTrackArray);
1797
1798             jetMass += tmpParticle->M();
1799             if(TMath::Abs(tmpParticle->PdgCode()) == 11) // electron, positron
1800               electronCount++;
1801             else if(TMath::Abs(tmpParticle->PdgCode()) == 211) // p-, p+
1802               pionCount++;
1803             else if(TMath::Abs(tmpParticle->PdgCode()) == 2212) // p, pbar
1804               protonCount++;
1805             else if(TMath::Abs(tmpParticle->PdgCode()) == 321) // kaon+,kaon-
1806               kaonCount++;
1807             else
1808               othersCount++;
1809           }
1810
1811           FillHistogram("hJetMassFromConstituents", jetMass);
1812           FillHistogram("hJetMass", tmpJet->M());
1813
1814           FillHistogram("hJetPtVsMass", tmpJet->Pt(), jetMass);
1815           FillHistogram("hJetPtVsJetMass", tmpJet->Pt(), tmpJet->M());
1816
1817           FillHistogram("hJetPtVsProtonCount", tmpJet->Pt(), protonCount/(static_cast<Double_t>(constituentCount)));
1818           FillHistogram("hJetPtVsPionCount", tmpJet->Pt(), pionCount/(static_cast<Double_t>(constituentCount)));
1819           FillHistogram("hJetPtVsKaonCount", tmpJet->Pt(), kaonCount/(static_cast<Double_t>(constituentCount)));
1820           FillHistogram("hJetPtVsElectronCount", tmpJet->Pt(), electronCount/(static_cast<Double_t>(constituentCount)));
1821           FillHistogram("hJetPtVsOthersCount", tmpJet->Pt(), othersCount/(static_cast<Double_t>(constituentCount)));
1822           FillHistogram("hJetConstituentProtonCount", protonCount);
1823           FillHistogram("hJetConstituentPionCount", pionCount);
1824           FillHistogram("hJetConstituentKaonCount", kaonCount);
1825           FillHistogram("hJetConstituentElectronCount", electronCount);
1826           FillHistogram("hJetConstituentOthersCount", othersCount);
1827
1828           // Results for the "normal" jet (avoiding single particle jets)
1829           if((constituentCount>=6) && (constituentCount<=14))
1830           {
1831             FillHistogram("hJetPtVsMass_6_14", tmpJet->Pt(), jetMass);
1832             FillHistogram("hJetPtVsJetMass_6_14", tmpJet->Pt(), tmpJet->M());
1833
1834             FillHistogram("hJetPtVsProtonCount_6_14", tmpJet->Pt(), protonCount);
1835             FillHistogram("hJetPtVsPionCount_6_14", tmpJet->Pt(), pionCount);
1836             FillHistogram("hJetPtVsKaonCount_6_14", tmpJet->Pt(), kaonCount);
1837             FillHistogram("hJetPtVsElectronCount_6_14", tmpJet->Pt(), electronCount);
1838             FillHistogram("hJetPtVsOthersCount_6_14", tmpJet->Pt(), othersCount);
1839             FillHistogram("hJetConstituentProtonCount_6_14", protonCount);
1840             FillHistogram("hJetConstituentPionCount_6_14", pionCount);
1841             FillHistogram("hJetConstituentKaonCount_6_14", kaonCount);
1842             FillHistogram("hJetConstituentElectronCount_6_14", electronCount);
1843             FillHistogram("hJetConstituentOthersCount_6_14", othersCount);
1844           }
1845           if((constituentCount>=2))
1846           {
1847             FillHistogram("hJetPtVsMass_2_X", tmpJet->Pt(), jetMass);
1848             FillHistogram("hJetPtVsJetMass_2_X", tmpJet->Pt(), tmpJet->M());
1849
1850             FillHistogram("hJetPtVsProtonCount_2_X", tmpJet->Pt(), protonCount);
1851             FillHistogram("hJetPtVsPionCount_2_X", tmpJet->Pt(), pionCount);
1852             FillHistogram("hJetPtVsKaonCount_2_X", tmpJet->Pt(), kaonCount);
1853             FillHistogram("hJetPtVsElectronCount_2_X", tmpJet->Pt(), electronCount);
1854             FillHistogram("hJetPtVsOthersCount_2_X", tmpJet->Pt(), othersCount);
1855             FillHistogram("hJetConstituentProtonCount_2_X", protonCount);
1856             FillHistogram("hJetConstituentPionCount_2_X", pionCount);
1857             FillHistogram("hJetConstituentKaonCount_2_X", kaonCount);
1858             FillHistogram("hJetConstituentElectronCount_2_X", electronCount);
1859             FillHistogram("hJetConstituentOthersCount_2_X", othersCount);
1860           }
1861           if((constituentCount>=2) && (constituentCount<=7))
1862           {
1863             FillHistogram("hJetPtVsMass_2_7", tmpJet->Pt(), jetMass);
1864             FillHistogram("hJetPtVsJetMass_2_7", tmpJet->Pt(), tmpJet->M());
1865
1866             FillHistogram("hJetPtVsProtonCount_2_7", tmpJet->Pt(), protonCount);
1867             FillHistogram("hJetPtVsPionCount_2_7", tmpJet->Pt(), pionCount);
1868             FillHistogram("hJetPtVsKaonCount_2_7", tmpJet->Pt(), kaonCount);
1869             FillHistogram("hJetPtVsElectronCount_2_7", tmpJet->Pt(), electronCount);
1870             FillHistogram("hJetPtVsOthersCount_2_7", tmpJet->Pt(), othersCount);
1871             FillHistogram("hJetConstituentProtonCount_2_7", protonCount);
1872             FillHistogram("hJetConstituentPionCount_2_7", pionCount);
1873             FillHistogram("hJetConstituentKaonCount_2_7", kaonCount);
1874             FillHistogram("hJetConstituentElectronCount_2_7", electronCount);
1875             FillHistogram("hJetConstituentOthersCount_2_7", othersCount);
1876           }
1877         }
1878       }
1879     }
1880
1881     // ### SOME JET PLOTS
1882     FillHistogram("hJetCountAll", fJetArray->GetEntries());
1883     FillHistogram("hJetCountAccepted", fNumberSignalJets);
1884     FillHistogram("hJetCount", fJetArray->GetEntries(), fNumberSignalJets);
1885     if (fFirstLeadingJet)
1886     {
1887       FillHistogram("hLeadingJetPt", fFirstLeadingJet->Pt());
1888       FillHistogram("hCorrectedLeadingJetPt", GetCorrectedJetPt(fFirstLeadingJet,backgroundKTImprovedCMS));
1889     }
1890     if (fSecondLeadingJet)
1891     {
1892       FillHistogram("hSecondLeadingJetPt", fSecondLeadingJet->Pt());
1893       FillHistogram("hCorrectedSecondLeadingJetPt", GetCorrectedJetPt(fSecondLeadingJet,backgroundKTImprovedCMS));
1894     }
1895   } //endif AnalyzeJets
1896
1897   #ifdef DEBUGMODE
1898     AliInfo("Calculate()::Jets done.");
1899   #endif
1900   ////////////////////// NOTE: Background analysis
1901
1902   if (fAnalyzeBackground)
1903   {
1904     // Calculate background in centrality classes
1905     FillHistogram("hKTBackgroundImprovedCMS", backgroundKTImprovedCMS, centralityPercentile);
1906     FillHistogram("hKTBackgroundImprovedCMSExternal", backgroundKTImprovedCMSExternal, centralityPercentile);
1907     if(fFirstLeadingJet && (fFirstLeadingJet->Pt()>=20.))
1908       FillHistogram("hKTBackgroundImprovedCMSExternal20GeV", backgroundKTImprovedCMSExternal, centralityPercentile);
1909
1910
1911     FillHistogram("hPPBackground", backgroundPP, centralityPercentile);
1912     FillHistogram("hKTMeanBackgroundImprovedCMS", centralityPercentile, backgroundKTImprovedCMS);
1913
1914     if(fAnalyzeDeprecatedBackgrounds)
1915     {
1916       FillHistogram("hKTBackgroundPbPb", backgroundKTPbPb, centralityPercentile);
1917       FillHistogram("hKTBackgroundPbPbWithGhosts", backgroundKTPbPbWithGhosts, centralityPercentile);
1918       FillHistogram("hKTBackgroundCMS", backgroundKTCMS, centralityPercentile);
1919       FillHistogram("hKTBackgroundMean", backgroundKTMean, centralityPercentile);
1920       FillHistogram("hKTBackgroundTrackLike", backgroundKTTrackLike, centralityPercentile);
1921
1922       FillHistogram("hTRBackgroundNoExcl", backgroundTRNoExcl, centralityPercentile);
1923       FillHistogram("hTRBackgroundCone02", backgroundTRCone02, centralityPercentile);
1924       FillHistogram("hTRBackgroundCone04", backgroundTRCone04, centralityPercentile);
1925       FillHistogram("hTRBackgroundCone06", backgroundTRCone06, centralityPercentile);
1926       FillHistogram("hTRBackgroundCone08", backgroundTRCone08, centralityPercentile);
1927       FillHistogram("hTRBackgroundExact", backgroundTRExact, centralityPercentile);
1928
1929       // Calculate background profiles in terms of centrality
1930       FillHistogram("hKTMeanBackgroundPbPb", centralityPercentile,  backgroundKTPbPb);
1931       FillHistogram("hKTMeanBackgroundPbPbWithGhosts", centralityPercentile,  backgroundKTPbPbWithGhosts);
1932       FillHistogram("hKTMeanBackgroundCMS", centralityPercentile, backgroundKTCMS);
1933       FillHistogram("hKTMeanBackgroundMean", centralityPercentile, backgroundKTMean);
1934       FillHistogram("hKTMeanBackgroundTPC", centralityPercentile, backgroundKTTrackLike);
1935       FillHistogram("hTRMeanBackground", centralityPercentile,  backgroundTRCone06);
1936     }
1937
1938
1939     // Calculate the delta pt
1940     Double_t tmpDeltaPtNoBackground = GetDeltaPt(0.0);
1941     Double_t tmpDeltaPtKTImprovedCMS = GetDeltaPt(backgroundKTImprovedCMS);
1942     Double_t tmpDeltaPtExternalBgrd = GetDeltaPt(backgroundKTImprovedCMSExternal);
1943
1944
1945     Double_t tmpDeltaPtKTImprovedCMSPartialExclusion = 0.0;
1946     if(fNcoll)
1947       tmpDeltaPtKTImprovedCMSPartialExclusion = GetDeltaPt(backgroundKTImprovedCMS, 1.0/fNcoll);
1948     else
1949       tmpDeltaPtKTImprovedCMSPartialExclusion = GetDeltaPt(backgroundKTImprovedCMS, 1.0);
1950
1951     Double_t tmpDeltaPtKTImprovedCMSPartialExclusion_Signal = 0.0;
1952     if(fNumberSignalJets)
1953       tmpDeltaPtKTImprovedCMSPartialExclusion_Signal = GetDeltaPt(backgroundKTImprovedCMS, 1.0/fNumberSignalJets);
1954     else
1955       tmpDeltaPtKTImprovedCMSPartialExclusion_Signal = GetDeltaPt(backgroundKTImprovedCMS, 1.0);
1956
1957     Double_t tmpDeltaPtKTImprovedCMSFullExclusion = GetDeltaPt(backgroundKTImprovedCMS, 1.0);
1958
1959     Double_t tmpDeltaPtKTPbPb = 0;
1960     Double_t tmpDeltaPtKTPbPbWithGhosts = 0;
1961     Double_t tmpDeltaPtKTCMS = 0;
1962     Double_t tmpDeltaPtKTMean = 0;
1963     Double_t tmpDeltaPtKTTrackLike = 0;
1964     Double_t tmpDeltaPtTR = 0;
1965
1966     if(fAnalyzeDeprecatedBackgrounds)
1967     {
1968       tmpDeltaPtKTPbPb = GetDeltaPt(backgroundKTPbPb);
1969       tmpDeltaPtKTPbPbWithGhosts = GetDeltaPt(backgroundKTPbPbWithGhosts);
1970       tmpDeltaPtKTCMS = GetDeltaPt(backgroundKTCMS);
1971       tmpDeltaPtKTMean = GetDeltaPt(backgroundKTMean);
1972       tmpDeltaPtKTTrackLike = GetDeltaPt(backgroundKTTrackLike);
1973       tmpDeltaPtTR = GetDeltaPt(backgroundTRCone06);
1974     }
1975
1976     // If valid, fill the delta pt histograms
1977
1978     if(tmpDeltaPtExternalBgrd > -10000.0)
1979       FillHistogram("hDeltaPtExternalBgrd", tmpDeltaPtExternalBgrd, centralityPercentile);
1980     if(tmpDeltaPtKTImprovedCMS > -10000.0)
1981       FillHistogram("hDeltaPtKTImprovedCMS", tmpDeltaPtKTImprovedCMS, centralityPercentile);
1982     if(tmpDeltaPtKTImprovedCMSPartialExclusion > -10000.0)
1983       FillHistogram("hDeltaPtKTImprovedCMSPartialExclusion", tmpDeltaPtKTImprovedCMSPartialExclusion, centralityPercentile);
1984     if(tmpDeltaPtKTImprovedCMSPartialExclusion_Signal > -10000.0)
1985       FillHistogram("hDeltaPtKTImprovedCMSPartialExclusion_Signal", tmpDeltaPtKTImprovedCMSPartialExclusion_Signal, centralityPercentile);
1986     if(tmpDeltaPtKTImprovedCMSFullExclusion > -10000.0)
1987       FillHistogram("hDeltaPtKTImprovedCMSFullExclusion", tmpDeltaPtKTImprovedCMSFullExclusion, centralityPercentile);
1988
1989     if(tmpDeltaPtNoBackground > -10000.0)
1990       FillHistogram("hDeltaPtNoBackground", tmpDeltaPtNoBackground, centralityPercentile);
1991
1992
1993     if(fAnalyzeDeprecatedBackgrounds)
1994     {
1995       if(tmpDeltaPtKTPbPb > -10000.0)
1996         FillHistogram("hDeltaPtKTPbPb", tmpDeltaPtKTPbPb, centralityPercentile);
1997       if(tmpDeltaPtKTPbPbWithGhosts > -10000.0)
1998         FillHistogram("hDeltaPtKTPbPbWithGhosts", tmpDeltaPtKTPbPbWithGhosts, centralityPercentile);
1999       if(tmpDeltaPtKTCMS > -10000.0)
2000         FillHistogram("hDeltaPtKTCMS", tmpDeltaPtKTCMS, centralityPercentile);
2001       if(tmpDeltaPtKTMean > -10000.0)
2002         FillHistogram("hDeltaPtKTMean", tmpDeltaPtKTMean, centralityPercentile);
2003       if(tmpDeltaPtKTTrackLike > -10000.0)
2004         FillHistogram("hDeltaPtKTTrackLike", tmpDeltaPtKTTrackLike, centralityPercentile);
2005       if(tmpDeltaPtTR > -10000.0)
2006         FillHistogram("hDeltaPtTR", tmpDeltaPtTR, centralityPercentile);
2007     }
2008   }
2009
2010   #ifdef DEBUGMODE
2011     AliInfo("Calculate()::Background done.");
2012   #endif
2013
2014   #ifdef DEBUGMODE
2015     AliInfo("Calculate() done.");
2016   #endif
2017 }
2018
2019 //________________________________________________________________________
2020 Bool_t AliAnalysisTaskChargedJetsPA::UserNotify()
2021 {
2022   // Implemented Notify() to read the cross sections
2023   // and number of trials from pyxsec.root
2024   //
2025   #ifdef DEBUGMODE
2026     AliInfo("UserNotify started.");
2027   #endif
2028
2029   if(fAnalyzePythia)
2030   {
2031     TTree *tree = AliAnalysisManager::GetAnalysisManager()->GetTree();
2032     TFile *currFile = tree->GetCurrentFile();
2033
2034     TString file(currFile->GetName());
2035
2036     if(file.Contains("root_archive.zip#")){
2037       Ssiz_t pos1 = file.Index("root_archive",12,TString::kExact);
2038       Ssiz_t pos = file.Index("#",1,pos1,TString::kExact);
2039       file.Replace(pos+1,20,"");
2040     }
2041     else {
2042       // not an archive take the basename....
2043       file.ReplaceAll(gSystem->BaseName(file.Data()),"");
2044     }
2045
2046     TFile *fxsec = TFile::Open(Form("%s%s",file.Data(),"pyxsec.root")); // problem that we cannot really test the existance of a file in a archive so we have to lvie with open error message from root
2047     if(!fxsec){
2048       // next trial fetch the histgram file
2049       fxsec = TFile::Open(Form("%s%s",file.Data(),"pyxsec_hists.root"));
2050       if(!fxsec){
2051           // not a severe condition but inciate that we have no information
2052         return kFALSE;
2053       }
2054       else{
2055         // find the tlist we want to be independtent of the name so use the Tkey
2056         TKey* key = (TKey*)fxsec->GetListOfKeys()->At(0);
2057         if(!key){
2058           fxsec->Close();
2059           return kFALSE;
2060         }
2061         TList *list = dynamic_cast<TList*>(key->ReadObj());
2062         if(!list){
2063           fxsec->Close();
2064           return kFALSE;
2065         }
2066         fCrossSection = ((TProfile*)list->FindObject("h1Xsec"))->GetBinContent(1);
2067         fTrials  = ((TH1F*)list->FindObject("h1Trials"))->GetBinContent(1);
2068         fxsec->Close();
2069       }
2070     } // no tree pyxsec.root
2071     else {
2072       TTree *xtree = (TTree*)fxsec->Get("Xsection");
2073       if(!xtree){
2074         fxsec->Close();
2075         return kFALSE;
2076       }
2077       UInt_t   ntrials  = 0;
2078       Double_t  xsection  = 0;
2079       xtree->SetBranchAddress("xsection",&xsection);
2080       xtree->SetBranchAddress("ntrials",&ntrials);
2081       xtree->GetEntry(0);
2082       fTrials = ntrials;
2083       fCrossSection = xsection;
2084       fxsec->Close();
2085     }
2086   }
2087   #ifdef DEBUGMODE
2088     AliInfo("UserNotify ended.");
2089   #endif
2090   return kTRUE;
2091 }
2092
2093
2094 //________________________________________________________________________
2095 inline Double_t AliAnalysisTaskChargedJetsPA::EtaToTheta(Double_t arg)
2096   {return 2.*atan(exp(-arg));}
2097 //________________________________________________________________________
2098 inline Double_t AliAnalysisTaskChargedJetsPA::ThetaToEta(Double_t arg)
2099 {
2100   if ((arg > TMath::Pi()) || (arg < 0.0))
2101   {
2102     AliError(Form("ThetaToEta got wrong input! (%f)", arg));
2103     return 0.0;
2104   }
2105   return -log(tan(arg/2.));
2106 }
2107 //________________________________________________________________________
2108 inline Double_t AliAnalysisTaskChargedJetsPA::GetDeltaPhi(Double_t phi1, Double_t phi2)
2109   {return min(TMath::Abs(phi1-phi2),TMath::TwoPi() - TMath::Abs(phi1-phi2));}
2110
2111 //________________________________________________________________________
2112 Double_t AliAnalysisTaskChargedJetsPA::MCGetOverlapCircleRectancle(Double_t cPosX, Double_t cPosY, Double_t cRadius, Double_t rPosXmin, Double_t rPosXmax, Double_t rPosYmin, Double_t rPosYmax)
2113 {
2114   const Int_t kTests = 1000;
2115   Int_t hits = 0;
2116   TRandom3 randomGen(0);
2117
2118   // Loop over kTests-many tests
2119   for (Int_t i=0; i<kTests; i++)
2120   {
2121     //Choose random position in rectangle for the tester
2122     Double_t tmpTestX = randomGen.Uniform(rPosXmin, rPosXmax);
2123     Double_t tmpTestY = randomGen.Uniform(rPosYmin, rPosYmax);
2124
2125     //Check, if tester is in circle. If yes, increment circle counter.
2126     Double_t tmpDistance = TMath::Sqrt( (tmpTestX - cPosX)*(tmpTestX - cPosX) + (tmpTestY - cPosY)*(tmpTestY - cPosY) );
2127     if(tmpDistance < cRadius)
2128       hits++;
2129   }
2130
2131   // return ratio
2132   return (static_cast<Double_t>(hits)/static_cast<Double_t>(kTests));
2133 }
2134
2135 //________________________________________________________________________
2136 Double_t AliAnalysisTaskChargedJetsPA::MCGetOverlapMultipleCirclesRectancle(Int_t numCircles, std::vector<Double_t> cPosX, std::vector<Double_t> cPosY, Double_t cRadius, Double_t rPosXmin, Double_t rPosXmax, Double_t rPosYmin, Double_t rPosYmax)
2137 {
2138
2139   const Int_t kTests = 1000;
2140   Int_t hits = 0;
2141   TRandom3 randomGen(0);
2142
2143   // Loop over kTests-many tests
2144   for (Int_t i=0; i<kTests; i++)
2145   {
2146     //Choose random position in rectangle for the tester
2147     Double_t tmpTestX = randomGen.Uniform(rPosXmin, rPosXmax);
2148     Double_t tmpTestY = randomGen.Uniform(rPosYmin, rPosYmax);
2149
2150     //Check, if tester is in one of the circles. If yes, increment circle counter.
2151     for(Int_t j=0; j<numCircles; j++)
2152     {
2153       Double_t tmpDistance = TMath::Sqrt( (tmpTestX - cPosX[j])*(tmpTestX - cPosX[j]) + (tmpTestY - cPosY[j])*(tmpTestY - cPosY[j]) );
2154       if(tmpDistance < cRadius)
2155       {
2156         hits++;
2157         break;
2158       }
2159     }
2160   }
2161
2162   // return ratio
2163   return (static_cast<Double_t>(hits)/static_cast<Double_t>(kTests));
2164
2165 }
2166
2167 //________________________________________________________________________
2168 inline void AliAnalysisTaskChargedJetsPA::FillHistogram(const char * key, Double_t x)
2169 {
2170   TH1* tmpHist = static_cast<TH1*>(fOutputList->FindObject(GetHistoName(key)));
2171   if(!tmpHist)
2172   {
2173     AliError(Form("Cannot find histogram <%s> ",key)) ;
2174     return;
2175   }
2176
2177   tmpHist->Fill(x);
2178 }
2179
2180 //________________________________________________________________________
2181 inline void AliAnalysisTaskChargedJetsPA::FillHistogram(const char * key, Double_t x, Double_t y)
2182 {
2183   TH1* tmpHist = static_cast<TH1*>(fOutputList->FindObject(GetHistoName(key)));
2184   if(!tmpHist)
2185   {
2186     AliError(Form("Cannot find histogram <%s> ",key));
2187     return;
2188   }
2189
2190   if (tmpHist->IsA()->GetBaseClass("TH1"))
2191     static_cast<TH1*>(tmpHist)->Fill(x,y); // Fill x with y
2192   else if (tmpHist->IsA()->GetBaseClass("TH2"))
2193     static_cast<TH2*>(tmpHist)->Fill(x,y); // Fill x,y with 1
2194 }
2195
2196 //________________________________________________________________________
2197 inline void AliAnalysisTaskChargedJetsPA::FillHistogram(const char * key, Double_t x, Double_t y, Double_t add)
2198 {
2199   TH2* tmpHist = static_cast<TH2*>(fOutputList->FindObject(GetHistoName(key)));
2200   if(!tmpHist)
2201   {
2202     AliError(Form("Cannot find histogram <%s> ",key));
2203     return;
2204   }
2205
2206   tmpHist->Fill(x,y,add);
2207 }
2208 //________________________________________________________________________
2209 template <class T> T* AliAnalysisTaskChargedJetsPA::AddHistogram1D(const char* name, const char* title, const char* options, Int_t xBins, Double_t xMin, Double_t xMax, const char* xTitle, const char* yTitle)
2210 {
2211   T* tmpHist = new T(GetHistoName(name), GetHistoName(title), xBins, xMin, xMax);
2212
2213   tmpHist->GetXaxis()->SetTitle(xTitle);
2214   tmpHist->GetYaxis()->SetTitle(yTitle);
2215   tmpHist->SetOption(options);
2216   tmpHist->SetMarkerStyle(kFullCircle);
2217   tmpHist->Sumw2();
2218
2219   fHistList->Add(tmpHist);
2220   fHistCount++;
2221
2222   return tmpHist;
2223 }
2224
2225 //________________________________________________________________________
2226 template <class T> T* AliAnalysisTaskChargedJetsPA::AddHistogram2D(const char* name, const char* title, const char* options, Int_t xBins, Double_t xMin, Double_t xMax, Int_t yBins, Double_t yMin, Double_t yMax, const char* xTitle, const char* yTitle, const char* zTitle)
2227 {
2228   T* tmpHist = new T(GetHistoName(name), GetHistoName(title), xBins, xMin, xMax, yBins, yMin, yMax);
2229   tmpHist->GetXaxis()->SetTitle(xTitle);
2230   tmpHist->GetYaxis()->SetTitle(yTitle);
2231   tmpHist->GetZaxis()->SetTitle(zTitle);
2232   tmpHist->SetOption(options);
2233   tmpHist->SetMarkerStyle(kFullCircle);
2234   tmpHist->Sumw2();
2235
2236   fHistList->Add(tmpHist);
2237   fHistCount++;
2238
2239   return tmpHist;
2240 }
2241
2242 //________________________________________________________________________
2243 void AliAnalysisTaskChargedJetsPA::Terminate(Option_t *)
2244 {
2245   PostData(1, fOutputList);
2246
2247   // Mandatory
2248   fOutputList = dynamic_cast<TList*> (GetOutputData(1)); // '1' refers to the output slot
2249   if (!fOutputList) {
2250     printf("ERROR: Output list not available\n");
2251     return;
2252   }
2253 }
2254
2255 //________________________________________________________________________
2256 AliAnalysisTaskChargedJetsPA::~AliAnalysisTaskChargedJetsPA()
2257 {
2258   // Destructor. Clean-up the output list, but not the histograms that are put inside
2259   // (the list is owner and will clean-up these histograms). Protect in PROOF case.
2260   if (fOutputList && !AliAnalysisManager::GetAnalysisManager()->IsProofMode()) {
2261     delete fOutputList;
2262   }
2263 }
2264
2265 //________________________________________________________________________
2266 void AliAnalysisTaskChargedJetsPA::UserCreateOutputObjects()
2267 {
2268   // called once to create user defined output objects like histograms, plots etc.
2269   // and to put it on the output list.
2270   // Note: Saving to file with e.g. OpenFile(0) is must be before creating other objects.
2271
2272   fRandom = new TRandom3(0);
2273
2274
2275   fOutputList = new TList();
2276   fOutputList->SetOwner(); // otherwise it produces leaks in merging
2277
2278   PostData(1, fOutputList);
2279 }
2280
2281 //________________________________________________________________________
2282 void AliAnalysisTaskChargedJetsPA::UserExec(Option_t *)
2283 {
2284   #ifdef DEBUGMODE
2285     AliInfo("UserExec() started.");
2286   #endif
2287
2288   if (!InputEvent())
2289   {
2290     AliError("??? Event pointer == 0 ???");
2291     return;
2292   }
2293
2294   if (!fInitialized)
2295     ExecOnce(); // Get tracks, jets, background from arrays if not already given + Init Histos
2296
2297   Calculate(InputEvent());
2298
2299   PostData(1, fOutputList);
2300 }