PWGJE/EMCALJetTasks/UserTasks/AliAnalysisTaskChargedJetsPA.cxx

   1 #ifndef ALIANALYSISTASKSE_H
   2 #include <Riostream.h>
   3 #include <TROOT.h>
   4 #include <TFile.h>
   5 #include <TCint.h>
   6 #include <TChain.h>
   7 #include <TTree.h>
   8 #include <TKey.h>
   9 #include <TProfile.h>
  10 #include <TProfile2D.h>
  11 #include <TH1F.h>
  12 #include <TH2F.h>
  13 #include <TCanvas.h>
  14 #include <TList.h>
  15 #include <TClonesArray.h>
  16 #include <TObject.h>
  17 #include <TMath.h>
  18 #include <TSystem.h>
  19 #include <TInterpreter.h>
  20 #include <TH1.h>
  21 #include "AliAnalysisTask.h"
  22 #include "AliCentrality.h"
  23 #include "AliStack.h"
  24 #include "AliESDEvent.h"
  25 #include "AliESDInputHandler.h"
  26 #include "AliAODEvent.h"
  27 #include "AliAODHandler.h"
  28 #include "AliAnalysisManager.h"
  29 #include "AliAnalysisTaskSE.h"
  30 #endif
  31
  32 #include <time.h>
  33 #include <TRandom3.h>
  34 #include "AliGenPythiaEventHeader.h"
  35 #include "AliAODMCHeader.h"
  36 #include "AliMCEvent.h"
  37 #include "AliLog.h"
  38 #include <AliEmcalJet.h>
  39 #include <AliPicoTrack.h>
  40 #include "AliVEventHandler.h"
  41 #include "AliVParticle.h"
  42 #include "AliAODMCParticle.h"
  43 #include "AliAnalysisUtils.h"
  44 #include "AliRhoParameter.h"
  45 #include "TVector3.h"
  46
  47 #include "AliAnalysisTaskChargedJetsPA.h"
  48 using std::min;
  49
  50 //TODO: Not accessing the particles when using MC
  51 //TODO: FillHistogram can be done better with virtual TH1(?)
  52 ClassImp(AliAnalysisTaskChargedJetsPA)
  53
  54 // ######################################################################################## DEFINE HISTOGRAMS
  55 void AliAnalysisTaskChargedJetsPA::Init()
  56 {
  57   #ifdef DEBUGMODE
  58     AliInfo("Creating histograms.");
  59   #endif
  60
  61   TH1D* tmpHisto = AddHistogram1D<TH1D>("hNumberEvents", "Number of events (0 = before cuts, 1 = after cuts)", "", 2, 0, 2, "stage","N^{Events}/cut");
  62   tmpHisto->GetXaxis()->SetBinLabel(1, "Before cuts");
  63   tmpHisto->GetXaxis()->SetBinLabel(2, "After cuts");
  64
  65   tmpHisto = AddHistogram1D<TH1D>("hEventAcceptance", "Accepted events (0 = before cuts, 1 = after pile up, 2 = after vertex)", "", 3, 0, 3, "stage","N^{Events}/cut");
  66   tmpHisto->GetXaxis()->SetBinLabel(1, "Before cuts");
  67   tmpHisto->GetXaxis()->SetBinLabel(2, "After pile up");
  68   tmpHisto->GetXaxis()->SetBinLabel(3, "After vertex");
  69
  70   tmpHisto = AddHistogram1D<TH1D>("hTrackAcceptance", "Accepted tracks (0 = before cuts, 1 = after eta, 2 = after pT)", "", 3, 0, 3, "stage","N^{Tracks}/cut");
  71   tmpHisto->GetXaxis()->SetBinLabel(1, "Before cuts");
  72   tmpHisto->GetXaxis()->SetBinLabel(2, "After eta");
  73   tmpHisto->GetXaxis()->SetBinLabel(3, "After p_{T}");
  74
  75   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");
  76   tmpHisto->GetXaxis()->SetBinLabel(1, "Before cuts");
  77   tmpHisto->GetXaxis()->SetBinLabel(2, "After eta");
  78   tmpHisto->GetXaxis()->SetBinLabel(3, "After p_{T}");
  79   tmpHisto->GetXaxis()->SetBinLabel(4, "After area");
  80
  81   // NOTE: Jet histograms
  82   if (fAnalyzeJets)
  83   {
  84     // ######## Jet spectra
  85     AddHistogram1D<TH1D>("hRawJetPt", "Raw jets p_{T} distribution (before cuts)", "", 500, 0., 250., "p_{T} (GeV/c)", "dN^{Jets}/dp_{T}");
  86     AddHistogram2D<TH2D>("hJetPt", "Jets p_{T} distribution", "", 500, -50., 200., fNumberOfCentralityBins, 0, 100, "p_{T} (GeV/c)","Centrality","dN^{Jets}/dp_{T}");
  87     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}");
  88     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}");
  89     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}");
  90
  91
  92
  93     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");
  94
  95     if(fAnalyzeDeprecatedBackgrounds)
  96     {
  97       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}");
  98       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}");
  99       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}");
 100       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}");
 101       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}");
 102       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}");
 103     }
 104
 105     // ######## Jet profiles
 106     if(fAnalyzeJetProfile)
 107     {
 108       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");
 109       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");
 110       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");
 111       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");
 112       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");
 113       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");
 114       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");
 115     }
 116     // ######## Jet stuff
 117     AddHistogram2D<TH2D>("hJetConstituentPt", "Jet constituents p_{T} distribution", "", 500, -50., 200., fNumberOfCentralityBins, 0, 100, "p_{T} (GeV/c)","Centrality","dN^{Tracks}/dp_{T}");
 118     AddHistogram1D<TH1D>("hJetCountAll", "Number of Jets", "", 200, 0., 200., "N jets","dN^{Events}/dN^{Jets}");
 119     AddHistogram1D<TH1D>("hJetCountAccepted", "Number of accepted Jets", "", 200, 0., 200., "N jets","dN^{Events}/dN^{Jets}");
 120     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}}");
 121     AddHistogram1D<TH1D>("hLeadingJetPt", "Leading jet p_{T}", "", 500, -50., 200., "p_{T} (GeV/c)","dN^{Jets}/dp_{T}");
 122     AddHistogram1D<TH1D>("hSecondLeadingJetPt", "Second leading jet p_{T}", "", 500, -50., 200., "p_{T} (GeV/c)","dN^{Jets}/dp_{T}");
 123     AddHistogram1D<TH1D>("hCorrectedLeadingJetPt", "Corrected leading jet p_{T}", "", 500, -50., 200., "p_{T} (GeV/c)","dN^{Jets}/dp_{T}");
 124     AddHistogram1D<TH1D>("hCorrectedSecondLeadingJetPt", "Corrected second leading jet p_{T}", "", 500, -50., 200., "p_{T} (GeV/c)","dN^{Jets}/dp_{T}");
 125     AddHistogram1D<TH1D>("hJetDeltaPhi", "Jets combinatorial #Delta #phi", "", 250, 0., TMath::Pi(), "#Delta #phi","dN^{Jets}/d(#Delta #phi)");
 126     AddHistogram1D<TH1D>("hLeadingJetDeltaPhi", "1st and 2nd leading jet #Delta #phi", "", 250, 0., TMath::Pi(), "#Delta #phi","dN^{Jets}/d(#Delta #phi)");
 127
 128     // ########## Dijet stuff
 129     AddHistogram1D<TH1D>("hDijetLeadingJetPt", "Dijet leading jet p_{T} distribution", "", 500, 0., 100., "p_{T} (GeV/c)","dN^{Jets}/dp_{T}");
 130     AddHistogram1D<TH1D>("hDijetConstituentsPt", "Dijet constituents p_{T} distribution", "", 500, 0., 100., "p_{T} (GeV/c)","dN^{Jets}/dp_{T}");
 131     AddHistogram2D<TH2D>("hDijetPtCorrelation", "Dijet constituents p_{T} correlation", "COLZ", 500, 5., 100., 500, 5., 100., "1st leading jet p_{T} (GeV/c)","2nd leading jet p_{T} (GeV/c)","dN^{Dijets}/d^{2}p_{T}");
 132   }
 133
 134   // NOTE: Jet background histograms
 135   if (fAnalyzeBackground)
 136   {
 137     // ########## Default background estimates
 138     AddHistogram2D<TH2D>("hKTBackgroundImprovedCMS", "KT background density (Improved CMS approach)", "LEGO2", 400, 0., 40., fNumberOfCentralityBins, 0, 100, "#rho (GeV/c)","Centrality", "dN^{Events}/d#rho");
 139     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");
 140     AddHistogram2D<TH2D>("hDeltaPtExternalBgrd", "Background fluctuations #delta p_{T} (KT, External)", "", 1201, -40.0, 40.0, fNumberOfCentralityBins, 0, 100, "#delta p_{T} (GeV/c)","Centrality","dN^{Jets}/d#delta p_{T}");
 141     AddHistogram2D<TH2D>("hDeltaPtKTImprovedCMS", "Background fluctuations #delta p_{T} (KT, Improved CMS-like)", "", 1201, -40.0, 40.0, fNumberOfCentralityBins, 0, 100, "#delta p_{T} (GeV/c)","Centrality","dN^{Jets}/d#delta p_{T}");
 142     AddHistogram2D<TH2D>("hDeltaPtKTImprovedCMSPartialExclusion", "Background fluctuations #delta p_{T} (KT, Improved CMS-like, partial jet exclusion)", "", 1201, -40.0, 40.0, fNumberOfCentralityBins, 0, 100, "#delta p_{T} (GeV/c)","Centrality","dN^{Jets}/d#delta p_{T}");
 143     AddHistogram2D<TH2D>("hDeltaPtKTImprovedCMSPartialExclusion_Signal", "Background fluctuations #delta p_{T} (KT, Improved CMS-like, partial jet exclusion w/ 1/N_{sig} probability)", "", 1201, -40.0, 40.0, fNumberOfCentralityBins, 0, 100, "#delta p_{T} (GeV/c)","Centrality","dN^{Jets}/d#delta p_{T}");
 144     AddHistogram2D<TH2D>("hDeltaPtKTImprovedCMSFullExclusion", "Background fluctuations #delta p_{T} (KT, Improved CMS-like, full leading jet exclusion)", "", 1201, -40.0, 40.0, fNumberOfCentralityBins, 0, 100, "#delta p_{T} (GeV/c)","Centrality","dN^{Jets}/d#delta p_{T}");
 145     AddHistogram2D<TH2D>("hDeltaPtNoBackground", "Background fluctuations #delta p_{T} (No background)", "", 1201, -40.0, 40.0, fNumberOfCentralityBins, 0, 100, "#delta p_{T} (GeV/c)","Centrality","dN^{Jets}/d#delta p_{T}");
 146     AddHistogram2D<TH2D>("hDeltaPtNoBackgroundNoEmptyCones", "Background fluctuations #delta p_{T} (No background, no empty cones)", "", 1201, -40.0, 40.0, fNumberOfCentralityBins, 0, 100, "#delta p_{T} (GeV/c)","Centrality","dN^{Jets}/d#delta p_{T}");
 147
 148     AddHistogram1D<TProfile>("hKTMeanBackgroundImprovedCMS", "KT background mean (Improved CMS approach)", "", 100, 0, 100, "Centrality", "#rho mean");
 149
 150     AddHistogram2D<TH2D>("hDijetBackground", "Background density (dijets excluded)", "", 200, 0., 20., fNumberOfCentralityBins, 0, 100, "#rho (GeV/c)","Centrality", "dN^{Events}/d#rho");
 151     AddHistogram2D<TH2D>("hDijetBackgroundPerpendicular", "Background density (dijets excluded)", "", 200, 0., 20., fNumberOfCentralityBins, 0, 100, "#rho (GeV/c)","Centrality", "dN^{Events}/d#rho");
 152     AddHistogram2D<TH2D>("hDijetBackgroundPerpendicularDeltaPt", "Background fluctuations #delta p_{T} (dijets excluded)", "", 1201, -80.0, 80.0, fNumberOfCentralityBins, 0, 100, "#delta p_{T} (GeV/c)","Centrality","dN^{Jets}/d#delta p_{T}");
 153
 154     if(fAnalyzeDeprecatedBackgrounds)
 155     {
 156       // ########## Different background estimates
 157       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");
 158       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");
 159       AddHistogram2D<TH2D>("hKTBackgroundCMS", "KT background density (CMS approach)", "LEGO2", 400, 0., 40., fNumberOfCentralityBins, 0, 100, "#rho (GeV/c)","Centrality", "dN^{Events}/d#rho");
 160       AddHistogram2D<TH2D>("hKTBackgroundMean", "KT background density (Mean approach)", "LEGO2", 400, 0., 40., fNumberOfCentralityBins, 0, 100, "#rho (GeV/c)","Centrality", "dN^{Events}/d#rho");
 161       AddHistogram2D<TH2D>("hKTBackgroundTrackLike", "KT background density (Track-like approach)", "LEGO2", 400, 0., 40., fNumberOfCentralityBins, 0, 100, "#rho (GeV/c)","Centrality", "dN^{Events}/d#rho");
 162
 163       AddHistogram2D<TH2D>("hTRBackgroundNoExcl", "TR background density (No signal excluded)", "LEGO2", 400, 0., 40., fNumberOfCentralityBins, 0, 100, "#rho (GeV/c)","Centrality", "dN^{Events}/d#rho");
 164       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");
 165       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");
 166       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");
 167       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");
 168       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");
 169
 170       // ########## Delta Pt
 171       AddHistogram2D<TH2D>("hDeltaPtKTPbPb", "Background fluctuations #delta p_{T} (KT, PbPb w/o ghosts)", "", 1201, -40.0, 40.0, fNumberOfCentralityBins, 0, 100, "#delta p_{T} (GeV/c)","Centrality","dN^{Jets}/d#delta p_{T}");
 172       AddHistogram2D<TH2D>("hDeltaPtKTPbPbWithGhosts", "Background fluctuations #delta p_{T} (KT, PbPb w/ ghosts)", "", 1201, -40.0, 40.0, fNumberOfCentralityBins, 0, 100, "#delta p_{T} (GeV/c)","Centrality","dN^{Jets}/d#delta p_{T}");
 173       AddHistogram2D<TH2D>("hDeltaPtKTCMS", "Background fluctuations #delta p_{T} (KT, CMS-like)", "", 1201, -40.0, 40.0, fNumberOfCentralityBins, 0, 100, "#delta p_{T} (GeV/c)","Centrality","dN^{Jets}/d#delta p_{T}");
 174       AddHistogram2D<TH2D>("hDeltaPtKTMean", "Background fluctuations #delta p_{T} (KT, Mean)", "", 1201, -40.0, 40.0, fNumberOfCentralityBins, 0, 100, "#delta p_{T} (GeV/c)","Centrality","dN^{Jets}/d#delta p_{T}");
 175       AddHistogram2D<TH2D>("hDeltaPtKTTrackLike", "Background fluctuations #delta p_{T} (KT, track-like)", "", 1201, -40.0, 40.0, fNumberOfCentralityBins, 0, 100, "#delta p_{T} (GeV/c)","Centrality","dN^{Jets}/d#delta p_{T}");
 176       AddHistogram2D<TH2D>("hDeltaPtTR", "Background fluctuations #delta p_{T} (TR, cone R=0.6)", "", 1201, -40.0, 40.0, fNumberOfCentralityBins, 0, 100,  "#delta p_{T} (GeV/c)","Centrality","dN^{Jets}/d#delta p_{T}");
 177
 178       // ########## Profiles for background means vs. centrality
 179       AddHistogram1D<TProfile>("hKTMeanBackgroundPbPb", "KT background mean (PbPb approach w/o ghosts)", "", fNumberOfCentralityBins, 0, 100, "Centrality", "#rho mean");
 180       AddHistogram1D<TProfile>("hKTMeanBackgroundPbPbWithGhosts", "KT background mean (PbPb approach)", "", fNumberOfCentralityBins, 0, 100, "Centrality", "#rho mean");
 181       AddHistogram1D<TProfile>("hKTMeanBackgroundCMS", "KT background mean (CMS approach)", "", fNumberOfCentralityBins, 0, 100, "Centrality", "#rho mean");
 182       AddHistogram1D<TProfile>("hKTMeanBackgroundMean", "KT background mean (Mean approach)", "",  fNumberOfCentralityBins, 0, 100, "Centrality", "#rho mean");
 183       AddHistogram1D<TProfile>("hKTMeanBackgroundTPC", "KT background mean (Track-like approach)", "", fNumberOfCentralityBins, 0, 100, "Centrality", "#rho mean");
 184       AddHistogram1D<TProfile>("hTRMeanBackground", "TR background mean", "", fNumberOfCentralityBins, 0, 100, "Centrality", "#rho mean");
 185     }
 186   }
 187   // NOTE: Jet constituent correlations
 188   if(fAnalyzeMassCorrelation)
 189   {
 190     AddHistogram1D<TH1D>("hJetMassFromConstituents", "Jet mass by mass of charged constituents", "", 200, 0., 200., "N jets","dN^{Jets}/dN^{mass}");
 191     AddHistogram1D<TH1D>("hJetMass", "Jet mass from fastjet", "", 200, 0., 200., "N jets","dN^{Jets}/dN^{mass}");
 192
 193     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");
 194     AddHistogram2D<TH2D>("hJetPtVsJetMass", "Correlation jet pt/summed jet", "", 400, 0., 100., 400, 0., 100., "p_{T}","Mass", "d^{2}N}/dN^{p_{T}dM");
 195
 196     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");
 197     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");
 198     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");
 199     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");
 200     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");
 201     AddHistogram1D<TH1D>("hJetConstituentProtonCount", "Proton count in jets", "", 100, 0., 100., "N protons","dN^{Jets}/dN^{protons}");
 202     AddHistogram1D<TH1D>("hJetConstituentPionCount", "Pion count in jets", "", 100, 0., 100., "N pions","dN^{Jets}/dN^{pions}");
 203     AddHistogram1D<TH1D>("hJetConstituentKaonCount", "Kaon count in jets", "", 100, 0., 100., "N kaons","dN^{Jets}/dN^{kaons}");
 204     AddHistogram1D<TH1D>("hJetConstituentElectronCount", "Electron count in jets", "", 100, 0., 100., "N electrons","dN^{Jets}/dN^{electrons}");
 205     AddHistogram1D<TH1D>("hJetConstituentOthersCount", "Others count in jets", "", 100, 0., 100., "N others","dN^{Jets}/dN^{others}");
 206
 207     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");
 208     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");
 209     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");
 210     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");
 211     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");
 212     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");
 213     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");
 214     AddHistogram1D<TH1D>("hJetConstituentProtonCount_6_14", "Proton count in jets", "", 100, 0., 100., "N protons","dN^{Jets}/dN^{protons}");
 215     AddHistogram1D<TH1D>("hJetConstituentPionCount_6_14", "Pion count in jets", "", 100, 0., 100., "N pions","dN^{Jets}/dN^{pions}");
 216     AddHistogram1D<TH1D>("hJetConstituentKaonCount_6_14", "Kaon count in jets", "", 100, 0., 100., "N kaons","dN^{Jets}/dN^{kaons}");
 217     AddHistogram1D<TH1D>("hJetConstituentElectronCount_6_14", "Electron count in jets", "", 100, 0., 100., "N electrons","dN^{Jets}/dN^{electrons}");
 218     AddHistogram1D<TH1D>("hJetConstituentOthersCount_6_14", "Others count in jets", "", 100, 0., 100., "N others","dN^{Jets}/dN^{others}");
 219
 220     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");
 221     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");
 222     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");
 223     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");
 224     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");
 225     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");
 226     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");
 227     AddHistogram1D<TH1D>("hJetConstituentProtonCount_2_X", "Proton count in jets", "", 100, 0., 100., "N protons","dN^{Jets}/dN^{protons}");
 228     AddHistogram1D<TH1D>("hJetConstituentPionCount_2_X", "Pion count in jets", "", 100, 0., 100., "N pions","dN^{Jets}/dN^{pions}");
 229     AddHistogram1D<TH1D>("hJetConstituentKaonCount_2_X", "Kaon count in jets", "", 100, 0., 100., "N kaons","dN^{Jets}/dN^{kaons}");
 230     AddHistogram1D<TH1D>("hJetConstituentElectronCount_2_X", "Electron count in jets", "", 100, 0., 100., "N electrons","dN^{Jets}/dN^{electrons}");
 231     AddHistogram1D<TH1D>("hJetConstituentOthersCount_2_X", "Others count in jets", "", 100, 0., 100., "N others","dN^{Jets}/dN^{others}");
 232
 233     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");
 234     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");
 235     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");
 236     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");
 237     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");
 238     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");
 239     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");
 240     AddHistogram1D<TH1D>("hJetConstituentProtonCount_2_7", "Proton count in jets", "", 100, 0., 100., "N protons","dN^{Jets}/dN^{protons}");
 241     AddHistogram1D<TH1D>("hJetConstituentPionCount_2_7", "Pion count in jets", "", 100, 0., 100., "N pions","dN^{Jets}/dN^{pions}");
 242     AddHistogram1D<TH1D>("hJetConstituentKaonCount_2_7", "Kaon count in jets", "", 100, 0., 100., "N kaons","dN^{Jets}/dN^{kaons}");
 243     AddHistogram1D<TH1D>("hJetConstituentElectronCount_2_7", "Electron count in jets", "", 100, 0., 100., "N electrons","dN^{Jets}/dN^{electrons}");
 244     AddHistogram1D<TH1D>("hJetConstituentOthersCount_2_7", "Others count in jets", "", 100, 0., 100., "N others","dN^{Jets}/dN^{others}");
 245
 246   }
 247
 248   // NOTE: Track & Cluster & QA histograms
 249   if (fAnalyzeQA)
 250   {
 251     AddHistogram1D<TH1D>("hVertexX", "X distribution of the vertex", "", 2000, -1., 1., "#Delta x(cm)","dN^{Events}/dx");
 252     AddHistogram1D<TH1D>("hVertexY", "Y distribution of the vertex", "", 2000, -1., 1., "#Delta y(cm)","dN^{Events}/dy");
 253     AddHistogram2D<TH2D>("hVertexXY", "XY distribution of the vertex", "COLZ", 500, -1., 1., 500, -1., 1.,"#Delta x(cm)", "#Delta y(cm)","dN^{Events}/dxdy");
 254     AddHistogram1D<TH1D>("hVertexZBeforeVertexCut", "Z distribution of the vertex (before std. vertex cut)", "", 200, -20., 20., "#Delta z(cm)","dN^{Events}/dz");
 255     AddHistogram1D<TH1D>("hVertexZAfterVertexCut", "Z distribution of the vertex (after std. vertex cut)", "", 200, -20., 20., "#Delta z(cm)","dN^{Events}/dz");
 256     AddHistogram1D<TH1D>("hVertexR", "R distribution of the vertex", "", 100, 0., 1., "#Delta r(cm)","dN^{Events}/dr");
 257     AddHistogram1D<TH1D>("hCentralityV0M", "Centrality distribution V0M", "", fNumberOfCentralityBins, 0., 100., "Centrality","dN^{Events}");
 258     AddHistogram1D<TH1D>("hCentralityV0A", "Centrality distribution V0A", "", fNumberOfCentralityBins, 0., 100., "Centrality","dN^{Events}");
 259     AddHistogram1D<TH1D>("hCentralityV0C", "Centrality distribution V0C", "", fNumberOfCentralityBins, 0., 100., "Centrality","dN^{Events}");
 260     AddHistogram1D<TH1D>("hCentralityZNA", "Centrality distribution ZNA", "", fNumberOfCentralityBins, 0., 100., "Centrality","dN^{Events}");
 261     AddHistogram1D<TH1D>("hCentrality", Form("Centrality distribution %s", fCentralityType.Data()), "", fNumberOfCentralityBins, 0., 100., "Centrality","dN^{Events}");
 262
 263
 264     AddHistogram2D<TH2D>("hTrackCountAcc", "Number of tracks in acceptance vs. centrality", "LEGO2", 750, 0., 750., fNumberOfCentralityBins, 0, 100, "N tracks","Centrality", "dN^{Events}/dN^{Tracks}");
 265     AddHistogram2D<TH2D>("hTrackPt", "Tracks p_{T} distribution", "", 1000, 0., 250., fNumberOfCentralityBins, 0, 100, "p_{T} (GeV/c)", "Centrality", "dN^{Tracks}/dp_{T}");
 266     AddHistogram2D<TH2D>("hTrackPtNegEta", "Tracks p_{T} distribution (negative #eta)", "", 1000, 0., 250., fNumberOfCentralityBins, 0, 100, "p_{T} (GeV/c)","Centrality","dN^{Tracks}/dp_{T}");
 267     AddHistogram2D<TH2D>("hTrackPtPosEta", "Tracks p_{T} distribution (positive #eta)", "", 1000, 0., 250., fNumberOfCentralityBins, 0, 100, "p_{T} (GeV/c)","Centrality","dN^{Tracks}/dp_{T}");
 268     AddHistogram1D<TH1D>("hTrackCharge", "Charge", "", 11, -5, 5, "Charge (e)","dN^{Tracks}/dq");
 269     AddHistogram1D<TH1D>("hTrackPhi", "Track #phi distribution", "", 360, 0, TMath::TwoPi(), "#phi","dN^{Tracks}/d#phi");
 270     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)");
 271
 272     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}");
 273     AddHistogram2D<TH2D>("hTrackPhiTrackType", "Track #phi distribution for different track types", "LEGO2", 360, 0, TMath::TwoPi(), 3, 0, 3, "#phi", "Label", "dN^{Tracks}/d#phi");
 274     AddHistogram2D<TH2D>("hTrackEta", "Track #eta distribution", "COLZ", 180, -fTrackEtaWindow, +fTrackEtaWindow, fNumberOfCentralityBins, 0., 100., "#eta", "Centrality", "dN^{Tracks}/d#eta");
 275     if (fAnalyzeJets)
 276     {
 277       // ######## Jet QA
 278       AddHistogram1D<TH1D>("hRawJetArea", "Jets area distribution w/o area cut", "", 200, 0., 2., "Area","dN^{Jets}/dA");
 279       AddHistogram1D<TH1D>("hJetArea", "Jets area distribution", "", 200, 0., 2., "Area","dN^{Jets}/dA");
 280       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)");
 281       AddHistogram2D<TH2D>("hJetEta", "Jets #eta distribution", "COLZ", 180, -fTrackEtaWindow, +fTrackEtaWindow, fNumberOfCentralityBins, 0., 100., "#eta", "Centrality", "dN^{Jets}/d#eta");
 282       AddHistogram2D<TH2D>("hJetEta2GeVTracks", "Jets #eta distribution, track p_{T} > 2 GeV", "COLZ", 180, -fTrackEtaWindow, +fTrackEtaWindow, fNumberOfCentralityBins, 0., 100., "#eta", "Centrality", "dN^{Jets}/d#eta");
 283       AddHistogram2D<TH2D>("hJetEta4GeVTracks", "Jets #eta distribution, track p_{T} > 4 GeV", "COLZ", 180, -fTrackEtaWindow, +fTrackEtaWindow, fNumberOfCentralityBins, 0., 100., "#eta", "Centrality", "dN^{Jets}/d#eta");
 284       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)");
 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   // NOTE: Pythia histograms
 290   if (fAnalyzePythia)
 291   {
 292     AddHistogram1D<TH1D>("hPythiaPtHard", "Pythia p_{T} hard distribution", "", 2000, 0, 400, "p_{T} hard","dN^{Events}/dp_{T,hard}");
 293   }
 294
 295   // register Histograms
 296   for (Int_t i = 0; i < fHistCount; i++)
 297   {
 298     fOutputList->Add(fHistList->At(i));
 299   }
 300
 301   PostData(1,fOutputList); // important for merging
 302
 303 }
 304
 305 //________________________________________________________________________
 306 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), 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), fPhysicalJetRadius(0.6), fSignalJetEtaWindow(0.5), fBackgroundJetEtaWindow(0.5), fTrackEtaWindow(0.9), 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)
 307 {
 308   #ifdef DEBUGMODE
 309     AliInfo("Calling constructor.");
 310   #endif
 311
 312   // Every instance of this task gets his own number
 313   static Int_t instance = 0;
 314   fTaskInstanceCounter = instance;
 315   instance++;
 316
 317   fTrackArrayName = new TString(trackArrayName);
 318   if (fTrackArrayName->Contains("MCParticles") || fTrackArrayName->Contains("mcparticles"))
 319     fIsKinematics = kTRUE;
 320
 321   fJetArrayName = new TString(jetArrayName);
 322   if (strcmp(fJetArrayName->Data(),"") == 0)
 323   {
 324     fAnalyzeJets = kFALSE;
 325     fAnalyzeJetProfile = kFALSE;
 326   }
 327   else
 328     fAnalyzeJets = kTRUE;
 329
 330   fBackgroundJetArrayName = new TString(backgroundJetArrayName);
 331   if (strcmp(fBackgroundJetArrayName->Data(),"") == 0)
 332     fAnalyzeBackground = kFALSE;
 333   else
 334     fAnalyzeBackground = kTRUE;
 335
 336   DefineOutput(1, TList::Class());
 337
 338   fHistList = new TList();
 339
 340   for(Int_t i=0;i<1024;i++)
 341     fSignalJets[i] = NULL;
 342
 343
 344   #ifdef DEBUGMODE
 345     AliInfo("Constructor done.");
 346   #endif
 347
 348 }
 349
 350 //________________________________________________________________________
 351 inline Double_t AliAnalysisTaskChargedJetsPA::GetConePt(Double_t eta, Double_t phi, Double_t radius)
 352 {
 353   Double_t tmpConePt = 0.0;
 354
 355   for (Int_t i = 0; i < fTrackArray->GetEntries(); i++)
 356   {
 357     AliVTrack* tmpTrack = static_cast<AliVTrack*>(fTrackArray->At(i));
 358     if (IsTrackInAcceptance(tmpTrack))
 359       if(IsTrackInCone(tmpTrack, eta, phi, radius))
 360         tmpConePt = tmpConePt + tmpTrack->Pt();
 361   }
 362   return tmpConePt;
 363 }
 364
 365 //________________________________________________________________________
 366 inline Double_t AliAnalysisTaskChargedJetsPA::GetCorrectedConePt(Double_t eta, Double_t phi, Double_t radius, Double_t background)
 367 {
 368   Double_t tmpConePt = 0.0;
 369
 370   for (Int_t i = 0; i < fTrackArray->GetEntries(); i++)
 371   {
 372     AliVTrack* tmpTrack = static_cast<AliVTrack*>(fTrackArray->At(i));
 373     if (IsTrackInAcceptance(tmpTrack))
 374       if(IsTrackInCone(tmpTrack, eta, phi, radius))
 375         tmpConePt = tmpConePt + tmpTrack->Pt();
 376   }
 377   Double_t realConeArea = (2.0*fTrackEtaWindow) * TMath::TwoPi() * MCGetOverlapCircleRectancle(eta, phi, radius, -fTrackEtaWindow, +fTrackEtaWindow, 0., TMath::TwoPi());
 378   tmpConePt -= background * realConeArea; // subtract background
 379
 380   return tmpConePt;
 381 }
 382
 383
 384 //________________________________________________________________________
 385 inline Double_t AliAnalysisTaskChargedJetsPA::GetPtHard()
 386 {
 387   #ifdef DEBUGMODE
 388     AliInfo("Starting GetPtHard.");
 389   #endif
 390   AliGenPythiaEventHeader* pythiaHeader = dynamic_cast<AliGenPythiaEventHeader*>(MCEvent()->GenEventHeader());
 391   if (MCEvent())
 392     if (!pythiaHeader)
 393     {
 394       // Check if AOD
 395       AliAODMCHeader* aodMCH = dynamic_cast<AliAODMCHeader*>(InputEvent()->FindListObject(AliAODMCHeader::StdBranchName()));
 396
 397       if (aodMCH)
 398       {
 399         for(UInt_t i = 0;i<aodMCH->GetNCocktailHeaders();i++)
 400         {
 401           pythiaHeader = dynamic_cast<AliGenPythiaEventHeader*>(aodMCH->GetCocktailHeader(i));
 402           if (pythiaHeader) break;
 403         }
 404       }
 405     }
 406
 407   #ifdef DEBUGMODE
 408     AliInfo("Ending GetPtHard.");
 409   #endif
 410   if (pythiaHeader)
 411     return pythiaHeader->GetPtHard();
 412
 413   AliWarning(Form("In task %s: GetPtHard() failed!", GetName()));
 414   return -1.0;
 415 }
 416
 417
 418 //________________________________________________________________________
 419 inline Double_t AliAnalysisTaskChargedJetsPA::GetPythiaTrials()
 420 {
 421   #ifdef DEBUGMODE
 422     AliInfo("Starting GetPythiaTrials.");
 423   #endif
 424   AliGenPythiaEventHeader* pythiaHeader = dynamic_cast<AliGenPythiaEventHeader*>(MCEvent()->GenEventHeader());
 425   if (MCEvent())
 426     if (!pythiaHeader)
 427     {
 428       // Check if AOD
 429       AliAODMCHeader* aodMCH = dynamic_cast<AliAODMCHeader*>(InputEvent()->FindListObject(AliAODMCHeader::StdBranchName()));
 430
 431       if (aodMCH)
 432       {
 433         for(UInt_t i = 0;i<aodMCH->GetNCocktailHeaders();i++)
 434         {
 435           pythiaHeader = dynamic_cast<AliGenPythiaEventHeader*>(aodMCH->GetCocktailHeader(i));
 436           if (pythiaHeader) break;
 437         }
 438       }
 439     }
 440
 441   #ifdef DEBUGMODE
 442     AliInfo("Ending GetPythiaTrials.");
 443   #endif
 444   if (pythiaHeader)
 445     return pythiaHeader->Trials();
 446
 447   AliWarning(Form("In task %s: GetPythiaTrials() failed!", GetName()));
 448   return -1.0;
 449 }
 450
 451
 452
 453 //________________________________________________________________________
 454 inline Int_t AliAnalysisTaskChargedJetsPA::GetPtHardBin()
 455 {
 456   #ifdef DEBUGMODE
 457     AliInfo("Starting GetPtHardBin.");
 458   #endif
 459   // ########## PT HARD BIN EDGES
 460   const Int_t kPtHardLowerEdges[] =  { 0, 5,11,21,36,57, 84,117,152,191,234};
 461   const Int_t kPtHardHigherEdges[] = { 5,11,21,36,57,84,117,152,191,234,1000000};
 462
 463   Int_t tmpPtHardBin = 0;
 464   Double_t tmpPtHard = GetPtHard();
 465
 466   for (tmpPtHardBin = 0; tmpPtHardBin <= fNumPtHardBins; tmpPtHardBin++)
 467     if (tmpPtHard >= kPtHardLowerEdges[tmpPtHardBin] && tmpPtHard < kPtHardHigherEdges[tmpPtHardBin])
 468       break;
 469
 470   #ifdef DEBUGMODE
 471     AliInfo("Ending GetPtHardBin.");
 472   #endif
 473   return tmpPtHardBin;
 474 }
 475
 476 //________________________________________________________________________
 477 Double_t AliAnalysisTaskChargedJetsPA::GetExternalRho()
 478 {
 479   // Get rho from event.
 480   AliRhoParameter *rho = 0;
 481   if (!fRhoTaskName.IsNull()) {
 482     rho = dynamic_cast<AliRhoParameter*>(InputEvent()->FindListObject(fRhoTaskName.Data()));
 483     if (!rho) {
 484       AliWarning(Form("%s: Could not retrieve rho with name %s!", GetName(), fRhoTaskName.Data()));
 485       return 0;
 486     }
 487   }
 488   else
 489     return 0;
 490
 491   return (rho->GetVal());
 492 }
 493
 494
 495 //________________________________________________________________________
 496 inline Bool_t AliAnalysisTaskChargedJetsPA::IsTrackInCone(AliVTrack* track, Double_t eta, Double_t phi, Double_t radius)
 497 {
 498   // This is to use a full cone in phi even at the edges of phi (2pi -> 0) (0 -> 2pi)
 499   Double_t trackPhi = 0.0;
 500   if (track->Phi() > (TMath::TwoPi() - (radius-phi)))
 501     trackPhi = track->Phi() - TMath::TwoPi();
 502   else if (track->Phi() < (phi+radius - TMath::TwoPi()))
 503     trackPhi = track->Phi() + TMath::TwoPi();
 504   else
 505     trackPhi = track->Phi();
 506
 507   if ( TMath::Abs(trackPhi-phi)*TMath::Abs(trackPhi-phi) + TMath::Abs(track->Eta()-eta)*TMath::Abs(track->Eta()-eta) <= radius*radius)
 508     return kTRUE;
 509
 510   return kFALSE;
 511 }
 512
 513 //________________________________________________________________________
 514 inline Bool_t AliAnalysisTaskChargedJetsPA::IsTrackInJet(AliEmcalJet* jet, Int_t trackIndex)
 515 {
 516   for (Int_t i = 0; i < jet->GetNumberOfTracks(); ++i)
 517   {
 518     Int_t jetTrack = jet->TrackAt(i);
 519     if (jetTrack == trackIndex)
 520       return kTRUE;
 521   }
 522   return kFALSE;
 523 }
 524
 525 //________________________________________________________________________
 526 inline Bool_t AliAnalysisTaskChargedJetsPA::IsJetOverlapping(AliEmcalJet* jet1, AliEmcalJet* jet2)
 527 {
 528   for (Int_t i = 0; i < jet1->GetNumberOfTracks(); ++i)
 529   {
 530     Int_t jet1Track = jet1->TrackAt(i);
 531     for (Int_t j = 0; j < jet2->GetNumberOfTracks(); ++j)
 532     {
 533       Int_t jet2Track = jet2->TrackAt(j);
 534       if (jet1Track == jet2Track)
 535         return kTRUE;
 536     }
 537   }
 538   return kFALSE;
 539 }
 540
 541 //________________________________________________________________________
 542 inline Bool_t AliAnalysisTaskChargedJetsPA::IsEventInAcceptance(AliVEvent* event)
 543 {
 544   if (!event)
 545     return kFALSE;
 546
 547   FillHistogram("hEventAcceptance", 0.5); // number of events before manual cuts
 548   if(fUsePileUpCut)
 549     if(fHelperClass->IsPileUpEvent(event))
 550       return kFALSE;
 551
 552   FillHistogram("hEventAcceptance", 1.5); // number of events after pileup cuts
 553
 554   if(fAnalyzeQA)
 555     FillHistogram("hVertexZBeforeVertexCut",event->GetPrimaryVertex()->GetZ());
 556
 557   if(fUseDefaultVertexCut)
 558   {
 559     if(!fHelperClass->IsVertexSelected2013pA(event))
 560       return kFALSE;
 561   }
 562   else // Failsafe vertex cut
 563   {
 564     if(TMath::Abs(event->GetPrimaryVertex()->GetZ()) > 10.0)
 565       return kFALSE;
 566   }
 567
 568   if(fAnalyzeQA)
 569     FillHistogram("hVertexZAfterVertexCut",event->GetPrimaryVertex()->GetZ());
 570
 571   FillHistogram("hEventAcceptance", 2.5); // number of events after vertex cut
 572
 573   return kTRUE;
 574 }
 575
 576 //________________________________________________________________________
 577 inline Bool_t AliAnalysisTaskChargedJetsPA::IsTrackInAcceptance(AliVParticle* track)
 578 {
 579   FillHistogram("hTrackAcceptance", 0.5);
 580   if (track != 0)
 581   {
 582     if(fIsKinematics)
 583     {
 584       // TODO: Only working for AOD MC
 585       if((!track->Charge()) || (!(static_cast<AliAODMCParticle*>(track))->IsPhysicalPrimary()) )
 586         return kFALSE;
 587     }
 588     if (TMath::Abs(track->Eta()) <= fTrackEtaWindow)
 589     {
 590       FillHistogram("hTrackAcceptance", 1.5);
 591       if (track->Pt() >= fMinTrackPt)
 592       {
 593         FillHistogram("hTrackAcceptance", 2.5);
 594         return kTRUE;
 595       }
 596     }
 597   }
 598   return kFALSE;
 599 }
 600
 601 //________________________________________________________________________
 602 inline Bool_t AliAnalysisTaskChargedJetsPA::IsBackgroundJetInAcceptance(AliEmcalJet *jet)
 603 {
 604   if (jet != 0)
 605     if (TMath::Abs(jet->Eta()) <= fBackgroundJetEtaWindow)
 606       if (jet->Pt() >= fMinBackgroundJetPt)
 607         return kTRUE;
 608
 609   return kFALSE;
 610 }
 611
 612 //________________________________________________________________________
 613 inline Bool_t AliAnalysisTaskChargedJetsPA::IsSignalJetInAcceptance(AliEmcalJet *jet)
 614 {
 615   FillHistogram("hJetAcceptance", 0.5);
 616   if (jet != 0)
 617     if (TMath::Abs(jet->Eta()) <= fSignalJetEtaWindow)
 618     {
 619       FillHistogram("hJetAcceptance", 1.5);
 620       if (jet->Pt() >= fMinJetPt)
 621       {
 622         FillHistogram("hJetAcceptance", 2.5);
 623         if (jet->Area() >= fMinJetArea)
 624         {
 625           FillHistogram("hJetAcceptance", 3.5);
 626           return kTRUE;
 627         }
 628       }
 629     }
 630   return kFALSE;
 631 }
 632
 633 //________________________________________________________________________
 634 inline Bool_t AliAnalysisTaskChargedJetsPA::IsDijet(AliEmcalJet *jet1, AliEmcalJet *jet2)
 635 {
 636   // Output from GetDeltaPhi is < pi in any case
 637   if ((jet1 != 0) && (jet2 != 0))
 638     if((TMath::Pi() - GetDeltaPhi(jet1->Phi(),jet2->Phi())) < fDijetMaxAngleDeviation)
 639       if ((jet1->Pt() > fMinDijetLeadingPt) && (jet2->Pt() > fMinDijetLeadingPt)) //TODO: Introduce recoil jet?
 640         return kTRUE;
 641
 642   return kFALSE;
 643 }
 644
 645 //________________________________________________________________________
 646 void AliAnalysisTaskChargedJetsPA::ExecOnce()
 647 {
 648   #ifdef DEBUGMODE
 649     AliInfo("Starting ExecOnce.");
 650   #endif
 651   fInitialized = kTRUE;
 652
 653   // Check for track array
 654   if (strcmp(fTrackArrayName->Data(), "") != 0)
 655   {
 656     fTrackArray = dynamic_cast<TClonesArray*>(InputEvent()->FindListObject(fTrackArrayName->Data()));
 657     fHasTracks = kTRUE;
 658     if (!fTrackArray)
 659     {
 660       AliWarning(Form("%s: Could not retrieve tracks %s! This is OK, if tracks are not demanded.", GetName(), fTrackArrayName->Data()));
 661       fHasTracks = kFALSE;
 662     }
 663     else
 664     {
 665       TClass *cl = fTrackArray->GetClass();
 666       if (!cl->GetBaseClass("AliVParticle"))
 667       {
 668         AliError(Form("%s: Collection %s does not contain AliVParticle objects!", GetName(), fTrackArrayName->Data()));
 669         fTrackArray = 0;
 670         fHasTracks = kFALSE;
 671       }
 672     }
 673   }
 674
 675   // Check for jet array
 676   if (strcmp(fJetArrayName->Data(), "") != 0)
 677   {
 678     fJetArray = dynamic_cast<TClonesArray*>(InputEvent()->FindListObject(fJetArrayName->Data()));
 679     fHasJets = kTRUE;
 680
 681     if (!fJetArray)
 682     {
 683       AliWarning(Form("%s: Could not retrieve jets %s! This is OK, if jets are not demanded.", GetName(), fJetArrayName->Data()));
 684       fHasJets = kFALSE;
 685     }
 686     else
 687     {
 688       if (!fJetArray->GetClass()->GetBaseClass("AliEmcalJet"))
 689       {
 690         AliError(Form("%s: Collection %s does not contain AliEmcalJet objects!", GetName(), fJetArrayName->Data()));
 691         fJetArray = 0;
 692         fHasJets = kFALSE;
 693       }
 694     }
 695   }
 696
 697   // Check for background object
 698   if (strcmp(fBackgroundJetArrayName->Data(), "") != 0)
 699   {
 700     fBackgroundJetArray = dynamic_cast<TClonesArray*>(InputEvent()->FindListObject(fBackgroundJetArrayName->Data()));
 701     fHasBackgroundJets = kTRUE;
 702     if (!fBackgroundJetArray)
 703     {
 704       AliInfo(Form("%s: Could not retrieve background jets %s! This is OK, if background is not demanded.", GetName(), fBackgroundJetArrayName->Data()));
 705       fHasBackgroundJets = kFALSE;
 706     }
 707   }
 708
 709   // Look, if initialization is OK
 710   if (!fHasTracks && fAnalyzeBackground)
 711   {
 712     AliError(Form("%s: Tracks NOT successfully casted although demanded! Deactivating background analysis",GetName()));
 713     fAnalyzeBackground = kFALSE;
 714   }
 715   if ((!fHasJets && fAnalyzeJets) || (!fHasJets && fAnalyzeBackground))
 716   {
 717     AliError(Form("%s: Jets NOT successfully casted although demanded!  Deactivating jet- and background analysis",GetName()));
 718     fAnalyzeJets = kFALSE;
 719     fAnalyzeBackground = kFALSE;
 720   }
 721   if (!fHasBackgroundJets && fAnalyzeBackground)
 722   {
 723     AliError(Form("%s: Background NOT successfully casted although demanded!  Deactivating background analysis",GetName()));
 724     fAnalyzeBackground = kFALSE;
 725   }
 726
 727   // Initialize helper class (for vertex selection & pile up correction)
 728   fHelperClass = new AliAnalysisUtils();
 729   fHelperClass->SetCutOnZVertexSPD(kFALSE);
 730   // Histogram init
 731   Init();
 732
 733   #ifdef DEBUGMODE
 734     AliInfo("ExecOnce done.");
 735   #endif
 736
 737 }
 738
 739 //________________________________________________________________________
 740 void AliAnalysisTaskChargedJetsPA::GetSignalJets()
 741 {
 742   // Reset vars
 743   fFirstLeadingJet = NULL;
 744   fSecondLeadingJet = NULL;
 745   fNumberSignalJets = 0;
 746
 747   TList tmpJets;
 748   for (Int_t i = 0; i < fJetArray->GetEntries(); i++)
 749   {
 750     AliEmcalJet* jet = static_cast<AliEmcalJet*>(fJetArray->At(i));
 751     if (!jet)
 752     {
 753       AliError(Form("%s: Could not receive jet %d", GetName(), i));
 754       continue;
 755     }
 756     if (!IsSignalJetInAcceptance(jet))
 757       continue;
 758
 759     for (Int_t j = 0; j <= tmpJets.GetEntries(); j++)
 760     {
 761       if (j>tmpJets.GetEntries()-1) // When passed last item add the jet at the end
 762       {
 763         tmpJets.Add(jet);
 764         break;
 765       }
 766
 767       AliEmcalJet* listJet = static_cast<AliEmcalJet*>(tmpJets.At(j));
 768
 769       if(jet->Pt() < listJet->Pt()) // Insert jet before that one in list if pt smaller
 770       {
 771         tmpJets.AddAt(jet, j);
 772         break;
 773       }
 774     }
 775   }
 776
 777   for (Int_t i = 0; i < tmpJets.GetEntries(); i++)
 778   {
 779     AliEmcalJet* jet = static_cast<AliEmcalJet*>(tmpJets.At(i));
 780     fSignalJets[fNumberSignalJets] = jet;
 781     fNumberSignalJets++;
 782   }
 783
 784   if (fNumberSignalJets > 0)
 785     fFirstLeadingJet  = static_cast<AliEmcalJet*>(tmpJets.At(0));
 786   if (fNumberSignalJets > 1)
 787     fSecondLeadingJet = static_cast<AliEmcalJet*>(tmpJets.At(1));
 788
 789 }
 790
 791 //________________________________________________________________________
 792 Int_t AliAnalysisTaskChargedJetsPA::GetLeadingJets(TClonesArray* jetArray, Int_t* jetIDArray, Bool_t isSignalJets)
 793 {
 794 // Writes first two leading jets into already registered array jetIDArray
 795
 796   if (!jetArray)
 797   {
 798     AliError("Could not get the jet array to get leading jets from it!");
 799     return 0;
 800   }
 801
 802   Float_t maxJetPts[] = {0, 0};
 803   jetIDArray[0] = -1;
 804   jetIDArray[1] = -1;
 805
 806   Int_t jetCount = jetArray->GetEntries();
 807   Int_t jetCountAccepted = 0;
 808
 809   for (Int_t i = 0; i < jetCount; i++)
 810   {
 811     AliEmcalJet* jet = static_cast<AliEmcalJet*>(jetArray->At(i));
 812     if (!jet)
 813     {
 814       AliError(Form("%s: Could not receive jet %d", GetName(), i));
 815       continue;
 816     }
 817
 818     if(isSignalJets)
 819     {
 820       if (!IsSignalJetInAcceptance(jet)) continue;
 821     }
 822     else
 823     {
 824       if (!IsBackgroundJetInAcceptance(jet)) continue;
 825     }
 826
 827     if (jet->Pt() > maxJetPts[0])
 828     {
 829       maxJetPts[1] = maxJetPts[0];
 830       jetIDArray[1] = jetIDArray[0];
 831       maxJetPts[0] = jet->Pt();
 832       jetIDArray[0] = i;
 833     }
 834     else if (jet->Pt() > maxJetPts[1])
 835     {
 836       maxJetPts[1] = jet->Pt();
 837       jetIDArray[1] = i;
 838     }
 839     jetCountAccepted++;
 840   }
 841   return jetCountAccepted;
 842 }
 843
 844
 845 //________________________________________________________________________
 846 Double_t AliAnalysisTaskChargedJetsPA::GetCorrectedJetPt(AliEmcalJet* jet, Double_t background)
 847 {
 848   #ifdef DEBUGMODE
 849     AliInfo("Getting corrected jet spectra.");
 850   #endif
 851
 852   if(!jet)
 853   {
 854     AliError("Jet pointer passed to GetCorrectedJetPt() not valid!");
 855     return -1.0;
 856   }
 857
 858   Double_t correctedPt = -1.0;
 859
 860   // if the passed background is not valid, do not subtract it
 861   if(background < 0)
 862     background = 0;
 863
 864   // Subtract background
 865   correctedPt = jet->Pt() - background * jet->Area();
 866
 867   #ifdef DEBUGMODE
 868     AliInfo("Got corrected jet spectra.");
 869   #endif
 870
 871   return correctedPt;
 872 }
 873
 874
 875
 876 //________________________________________________________________________
 877 Double_t AliAnalysisTaskChargedJetsPA::GetDeltaPt(Double_t rho, Double_t leadingJetExclusionProbability)
 878 {
 879   #ifdef DEBUGMODE
 880     AliInfo("Getting Delta Pt.");
 881   #endif
 882
 883   // Define an invalid delta pt
 884   Double_t deltaPt = -10000.0;
 885
 886   // Define eta range
 887   Double_t etaMin, etaMax;
 888   etaMin = -(fTrackEtaWindow-fRandConeRadius);
 889   etaMax = +(fTrackEtaWindow-fRandConeRadius);
 890
 891   // Define random cone
 892   Bool_t coneValid = kTRUE;
 893   Double_t tmpRandConeEta = etaMin + fRandom->Rndm()*(etaMax-etaMin);
 894   Double_t tmpRandConePhi = fRandom->Rndm()*TMath::TwoPi();
 895
 896   // if there is a jet, check for overlap if demanded
 897   if(leadingJetExclusionProbability)
 898   {
 899     AliEmcalJet* tmpLeading = dynamic_cast<AliEmcalJet*>(fJetArray->At(0));
 900     // Get leading jet (regardless of pT)
 901     for (Int_t i = 1; i<fJetArray->GetEntries(); i++)
 902     {
 903       AliEmcalJet* tmpJet = static_cast<AliEmcalJet*>(fJetArray->At(i));
 904       // if jet is in acceptance and higher, take as new leading
 905       if (tmpJet)
 906         if ((TMath::Abs(tmpJet->Eta()) <= fSignalJetEtaWindow) && (tmpJet->Area() >= fMinJetArea))
 907           if((!tmpLeading) || (tmpJet->Pt() > tmpLeading->Pt()))
 908             tmpLeading = tmpJet;
 909     }
 910     if(tmpLeading)
 911     {
 912       Double_t excludedJetPhi = tmpLeading->Phi();
 913       Double_t excludedJetEta = tmpLeading->Eta();
 914       Double_t tmpDeltaPhi = GetDeltaPhi(tmpRandConePhi, excludedJetPhi);
 915
 916       // Check, if cone has overlap with jet
 917       if ( tmpDeltaPhi*tmpDeltaPhi + TMath::Abs(tmpRandConeEta-excludedJetEta)*TMath::Abs(tmpRandConeEta-excludedJetEta) <= fRandConeRadius*fRandConeRadius)
 918       {
 919         // Define probability to exclude the RC
 920         Double_t probability = leadingJetExclusionProbability;
 921
 922         // Only exclude cone with a given probability
 923         if (fRandom->Rndm()<=probability)
 924           coneValid = kFALSE;
 925       }
 926     }
 927   }
 928
 929
 930   // Get the cones' pt and calculate delta pt
 931   if (coneValid)
 932     deltaPt = GetConePt(tmpRandConeEta,tmpRandConePhi,fRandConeRadius) - (rho*fRandConeRadius*fRandConeRadius*TMath::Pi());
 933
 934   return deltaPt;
 935   #ifdef DEBUGMODE
 936     AliInfo("Got Delta Pt.");
 937   #endif
 938 }
 939
 940 //________________________________________________________________________
 941 void AliAnalysisTaskChargedJetsPA::GetKTBackgroundDensityAll(Int_t numberExcludeLeadingJets, Double_t& rhoPbPb, Double_t& rhoPbPbWithGhosts, Double_t& rhoCMS, Double_t& rhoImprovedCMS, Double_t& rhoMean, Double_t& rhoTrackLike)
 942 {
 943   #ifdef DEBUGMODE
 944     AliInfo("Getting ALL KT background density.");
 945   #endif
 946
 947   static Double_t tmpRhoPbPb[1024];
 948   static Double_t tmpRhoPbPbWithGhosts[1024];
 949   static Double_t tmpRhoMean[1024];
 950   static Double_t tmpRhoCMS[1024];
 951   static Double_t tmpRhoImprovedCMS[1024];
 952   Double_t tmpCoveredArea = 0.0;
 953   Double_t tmpSummedArea = 0.0;
 954   Double_t tmpPtTrackLike = 0.0;
 955   Double_t tmpAreaTrackLike = 0.0;
 956
 957   // Setting invalid values
 958   rhoPbPb = 0.0;
 959   rhoPbPbWithGhosts = 0.0;
 960   rhoCMS = 0.0;
 961   rhoImprovedCMS = 0.0;
 962   rhoMean = 0.0;
 963   rhoTrackLike = 0.0;
 964
 965   Int_t rhoPbPbJetCount = 0;
 966   Int_t rhoPbPbWithGhostsJetCount = 0;
 967   Int_t rhoCMSJetCount = 0;
 968   Int_t rhoImprovedCMSJetCount = 0;
 969   Int_t rhoMeanJetCount = 0;
 970
 971
 972   // Find 2 leading KT jets for the original PbPb approach
 973   Int_t leadingKTJets[]   = {-1, -1};
 974   GetLeadingJets(fBackgroundJetArray, &leadingKTJets[0], kFALSE);
 975
 976   // Exclude UP TO numberExcludeLeadingJets
 977   if(numberExcludeLeadingJets==-1)
 978     numberExcludeLeadingJets = fNumberSignalJets;
 979   if (fNumberSignalJets < numberExcludeLeadingJets)
 980     numberExcludeLeadingJets = fNumberSignalJets;
 981
 982   for (Int_t i = 0; i < fBackgroundJetArray->GetEntries(); i++)
 983   {
 984     AliEmcalJet* backgroundJet = static_cast<AliEmcalJet*>(fBackgroundJetArray->At(i));
 985
 986     if (!backgroundJet)
 987     {
 988       AliError(Form("%s: Could not receive jet %d", GetName(), i));
 989       continue;
 990     }
 991
 992     tmpSummedArea += backgroundJet->Area();
 993     if(backgroundJet->Pt() > 0.150)
 994       tmpCoveredArea += backgroundJet->Area();
 995
 996     if (!IsBackgroundJetInAcceptance(backgroundJet))
 997       continue;
 998
 999     // Search for overlap with signal jets
1000     Bool_t isOverlapping = kFALSE;
1001     for(Int_t j=0;j<numberExcludeLeadingJets;j++)
1002     {
1003       AliEmcalJet* signalJet = fSignalJets[j];
1004
1005       if(signalJet->Pt() >= 5.0)
1006         if(IsJetOverlapping(signalJet, backgroundJet))
1007         {
1008           isOverlapping = kTRUE;
1009           break;
1010         }
1011     }
1012
1013     Double_t tmpRho = 0.0;
1014     if(backgroundJet->Area())
1015       tmpRho = backgroundJet->Pt() / backgroundJet->Area();
1016
1017     // PbPb approach (take ghosts into account)
1018     if ((i != leadingKTJets[0]) && (i != leadingKTJets[1]))
1019     {
1020       tmpRhoPbPbWithGhosts[rhoPbPbWithGhostsJetCount] = tmpRho;
1021       rhoPbPbWithGhostsJetCount++;
1022     }
1023
1024     if(backgroundJet->Pt() > 0.150)
1025     {
1026       // CMS approach: don't take ghosts into acount
1027       tmpRhoCMS[rhoCMSJetCount] = tmpRho;
1028       rhoCMSJetCount++;
1029
1030       // Improved CMS approach: like CMS but excluding signal
1031       if(!isOverlapping)
1032       {
1033         tmpRhoImprovedCMS[rhoImprovedCMSJetCount] = tmpRho;
1034         rhoImprovedCMSJetCount++;
1035       }
1036
1037       // PbPb w/o ghosts approach (just neglect ghosts)
1038       if ((i != leadingKTJets[0]) && (i != leadingKTJets[1]))
1039       {
1040         tmpRhoPbPb[rhoPbPbJetCount] = tmpRho;
1041         rhoPbPbJetCount++;
1042       }
1043     }
1044
1045     // (no overlap with signal jets)
1046     if(!isOverlapping)
1047     {
1048       // Mean approach
1049       tmpRhoMean[rhoMeanJetCount] = tmpRho;
1050       rhoMeanJetCount++;
1051
1052       // Track like approach approach
1053       tmpPtTrackLike += backgroundJet->Pt();
1054       tmpAreaTrackLike += backgroundJet->Area();
1055     }
1056
1057   }
1058
1059   if (tmpAreaTrackLike > 0)
1060     rhoTrackLike = tmpPtTrackLike/tmpAreaTrackLike;
1061   if (rhoPbPbJetCount > 0)
1062     rhoPbPb = TMath::Median(rhoPbPbJetCount, tmpRhoPbPb);
1063   if (rhoPbPbWithGhostsJetCount > 0)
1064     rhoPbPbWithGhosts = TMath::Median(rhoPbPbWithGhostsJetCount, tmpRhoPbPbWithGhosts);
1065   if (rhoCMSJetCount > 0)
1066     rhoCMS = TMath::Median(rhoCMSJetCount, tmpRhoCMS) * tmpCoveredArea/tmpSummedArea;
1067   if (rhoImprovedCMSJetCount > 0)
1068   {
1069     rhoImprovedCMS = TMath::Median(rhoImprovedCMSJetCount, tmpRhoImprovedCMS) * tmpCoveredArea/tmpSummedArea;
1070   }
1071   if (rhoMeanJetCount > 0)
1072     rhoMean = TMath::Mean(rhoMeanJetCount, tmpRhoMean);
1073
1074   #ifdef DEBUGMODE
1075     AliInfo("Got ALL KT background density.");
1076   #endif
1077 }
1078
1079 //________________________________________________________________________
1080 void AliAnalysisTaskChargedJetsPA::GetKTBackgroundDensity(Int_t numberExcludeLeadingJets, Double_t& rhoImprovedCMS)
1081 {
1082   #ifdef DEBUGMODE
1083     AliInfo("Getting KT background density.");
1084   #endif
1085
1086   static Double_t tmpRhoImprovedCMS[1024];
1087   Double_t tmpCoveredArea = 0.0;
1088   Double_t tmpSummedArea = 0.0;
1089
1090   // Setting invalid values
1091   rhoImprovedCMS = 0.0;
1092
1093   Int_t rhoImprovedCMSJetCount = 0;
1094
1095   // Exclude UP TO numberExcludeLeadingJets
1096   if(numberExcludeLeadingJets==-1)
1097     numberExcludeLeadingJets = fNumberSignalJets;
1098   if (fNumberSignalJets < numberExcludeLeadingJets)
1099     numberExcludeLeadingJets = fNumberSignalJets;
1100
1101   for (Int_t i = 0; i < fBackgroundJetArray->GetEntries(); i++)
1102   {
1103     AliEmcalJet* backgroundJet = static_cast<AliEmcalJet*>(fBackgroundJetArray->At(i));
1104
1105     if (!backgroundJet)
1106     {
1107       AliError(Form("%s: Could not receive jet %d", GetName(), i));
1108       continue;
1109     }
1110
1111     // Search for overlap with signal jets
1112     Bool_t isOverlapping = kFALSE;
1113     for(Int_t j=0;j<numberExcludeLeadingJets;j++)
1114     {
1115       AliEmcalJet* signalJet = fSignalJets[j];
1116       if(signalJet->Pt() >= 5.0)
1117         if(IsJetOverlapping(signalJet, backgroundJet))
1118         {
1119           isOverlapping = kTRUE;
1120           break;
1121         }
1122     }
1123
1124     tmpSummedArea += backgroundJet->Area();
1125     if(backgroundJet->Pt() > 0.150)
1126       tmpCoveredArea += backgroundJet->Area();
1127
1128     if (!IsBackgroundJetInAcceptance(backgroundJet))
1129       continue;
1130
1131     Double_t tmpRho = backgroundJet->Pt() / backgroundJet->Area();
1132
1133     if(backgroundJet->Pt() > 0.150)
1134       if(!isOverlapping)
1135       {
1136         tmpRhoImprovedCMS[rhoImprovedCMSJetCount] = tmpRho;
1137         rhoImprovedCMSJetCount++;
1138       }
1139   }
1140
1141   if (rhoImprovedCMSJetCount > 0)
1142   {
1143     rhoImprovedCMS = TMath::Median(rhoImprovedCMSJetCount, tmpRhoImprovedCMS) * tmpCoveredArea/tmpSummedArea;
1144   }
1145   #ifdef DEBUGMODE
1146     AliInfo("Got KT background density.");
1147   #endif
1148 }
1149
1150
1151 //________________________________________________________________________
1152 void AliAnalysisTaskChargedJetsPA::GetTRBackgroundDensity(Int_t numberExcludeLeadingJets, Double_t& rhoNoExclusion, Double_t& rhoConeExclusion02, Double_t& rhoConeExclusion04, Double_t& rhoConeExclusion06, Double_t& rhoConeExclusion08, Double_t& rhoExactExclusion)
1153 {
1154   #ifdef DEBUGMODE
1155     AliInfo("Getting TR background density.");
1156   #endif
1157
1158   Double_t summedTracksPtCone04 = 0.0;
1159   Double_t summedTracksPtCone02 = 0.0;
1160   Double_t summedTracksPtCone06 = 0.0;
1161   Double_t summedTracksPtCone08 = 0.0;
1162   Double_t summedTracksPtWithinJets = 0.0;
1163   Double_t summedTracksPt = 0.0;
1164
1165   // Setting invalid values
1166   rhoNoExclusion = 0.0;
1167   rhoConeExclusion02 = 0.0;
1168   rhoConeExclusion04 = 0.0;
1169   rhoConeExclusion06 = 0.0;
1170   rhoConeExclusion08 = 0.0;
1171   rhoExactExclusion  = 0.0;
1172
1173   // Exclude UP TO numberExcludeLeadingJets
1174   if(numberExcludeLeadingJets==-1)
1175     numberExcludeLeadingJets = fNumberSignalJets;
1176   if (fNumberSignalJets < numberExcludeLeadingJets)
1177     numberExcludeLeadingJets = fNumberSignalJets;
1178
1179   Int_t fSignalJetCount5GeV = 0;
1180   for(Int_t j=0;j<numberExcludeLeadingJets;j++)
1181   {
1182     AliEmcalJet* signalJet = fSignalJets[j];
1183     if(signalJet->Pt() < 5.0)
1184       continue;
1185     fSignalJetCount5GeV++;
1186   }
1187
1188   for (Int_t i = 0; i < fTrackArray->GetEntries(); i++)
1189   {
1190     AliVTrack* tmpTrack = static_cast<AliVTrack*>(fTrackArray->At(i));
1191     Bool_t trackWithinJet = kFALSE; Bool_t trackWithin02Cone = kFALSE; Bool_t trackWithin04Cone = kFALSE; Bool_t trackWithin06Cone = kFALSE; Bool_t trackWithin08Cone = kFALSE;
1192
1193     if (IsTrackInAcceptance(tmpTrack))
1194     {
1195       // Check if tracks overlaps with jet
1196       for(Int_t j=0;j<numberExcludeLeadingJets;j++)
1197       {
1198         AliEmcalJet* signalJet = fSignalJets[j];
1199
1200         if(signalJet->Pt() < 5.0)
1201           continue;
1202
1203         // Exact jet exclusion
1204         if (IsTrackInJet(signalJet, i))
1205           trackWithinJet = kTRUE;
1206
1207         // Cone exclusions
1208         if (IsTrackInCone(tmpTrack, signalJet->Eta(), signalJet->Phi(), 0.2))
1209         {
1210           trackWithin02Cone = kTRUE;
1211           trackWithin04Cone = kTRUE;
1212           trackWithin06Cone = kTRUE;
1213           trackWithin08Cone = kTRUE;
1214           break;
1215         }
1216         else if (IsTrackInCone(tmpTrack, signalJet->Eta(), signalJet->Phi(), 0.4))
1217         {
1218           trackWithin04Cone = kTRUE;
1219           trackWithin06Cone = kTRUE;
1220           trackWithin08Cone = kTRUE;
1221         }
1222         else if (IsTrackInCone(tmpTrack, signalJet->Eta(), signalJet->Phi(), 0.6))
1223         {
1224           trackWithin06Cone = kTRUE;
1225           trackWithin08Cone = kTRUE;
1226         }
1227         else if (IsTrackInCone(tmpTrack, signalJet->Eta(), signalJet->Phi(), 0.8))
1228         {
1229           trackWithin08Cone = kTRUE;
1230         }
1231       }
1232
1233       if(!trackWithin08Cone)
1234       {
1235         summedTracksPtCone08 += tmpTrack->Pt();
1236       }
1237       if(!trackWithin06Cone)
1238       {
1239         summedTracksPtCone06 += tmpTrack->Pt();
1240       }
1241       if(!trackWithin04Cone)
1242       {
1243         summedTracksPtCone04 += tmpTrack->Pt();
1244       }
1245       if(!trackWithin02Cone)
1246       {
1247         summedTracksPtCone02 += tmpTrack->Pt();
1248       }
1249       if(!trackWithinJet)
1250       {
1251         summedTracksPtWithinJets += tmpTrack->Pt();
1252       }
1253       summedTracksPt += tmpTrack->Pt();
1254
1255     }
1256   }
1257
1258   // Calculate the correct area where the tracks were taking from
1259
1260   Double_t tmpFullTPCArea = (2.0*fTrackEtaWindow) * TMath::TwoPi();
1261   Double_t tmpAreaCone02     = tmpFullTPCArea;
1262   Double_t tmpAreaCone04     = tmpFullTPCArea;
1263   Double_t tmpAreaCone06     = tmpFullTPCArea;
1264   Double_t tmpAreaCone08     = tmpFullTPCArea;
1265   Double_t tmpAreaWithinJets = tmpFullTPCArea;
1266   std::vector<Double_t> tmpEtas(fSignalJetCount5GeV);
1267   std::vector<Double_t> tmpPhis(fSignalJetCount5GeV);
1268
1269   Int_t iSignal = 0;
1270   for(Int_t i=0;i<numberExcludeLeadingJets;i++)
1271   {
1272     AliEmcalJet* tmpJet = fSignalJets[i];
1273
1274     if(tmpJet->Pt() < 5.0)
1275       continue;
1276
1277     tmpEtas[iSignal] = tmpJet->Eta();
1278     tmpPhis[iSignal] = tmpJet->Phi();
1279     tmpAreaWithinJets -= tmpJet->Area();
1280
1281     iSignal++;
1282   }
1283
1284   tmpAreaCone02 -= tmpFullTPCArea * MCGetOverlapMultipleCirclesRectancle(fSignalJetCount5GeV, tmpEtas, tmpPhis, 0.2, -fTrackEtaWindow, +fTrackEtaWindow, 0., TMath::TwoPi());
1285   tmpAreaCone04 -= tmpFullTPCArea * MCGetOverlapMultipleCirclesRectancle(fSignalJetCount5GeV, tmpEtas, tmpPhis, 0.4, -fTrackEtaWindow, +fTrackEtaWindow, 0., TMath::TwoPi());
1286   tmpAreaCone06 -= tmpFullTPCArea * MCGetOverlapMultipleCirclesRectancle(fSignalJetCount5GeV, tmpEtas, tmpPhis, 0.6, -fTrackEtaWindow, +fTrackEtaWindow, 0., TMath::TwoPi());
1287   tmpAreaCone08 -= tmpFullTPCArea * MCGetOverlapMultipleCirclesRectancle(fSignalJetCount5GeV, tmpEtas, tmpPhis, 0.8, -fTrackEtaWindow, +fTrackEtaWindow, 0., TMath::TwoPi());
1288
1289   rhoConeExclusion02 = summedTracksPtCone02/tmpAreaCone02;
1290   rhoConeExclusion04 = summedTracksPtCone04/tmpAreaCone04;
1291   rhoConeExclusion06 = summedTracksPtCone06/tmpAreaCone06;
1292   rhoConeExclusion08 = summedTracksPtCone08/tmpAreaCone08;
1293   rhoExactExclusion  = summedTracksPtWithinJets/tmpAreaWithinJets;
1294   rhoNoExclusion     = summedTracksPt/tmpFullTPCArea;
1295
1296
1297   #ifdef DEBUGMODE
1298     AliInfo("Got TR background density.");
1299   #endif
1300 }
1301
1302 //________________________________________________________________________
1303 void AliAnalysisTaskChargedJetsPA::GetTRBackgroundDensity(Int_t numberExcludeLeadingJets, Double_t& rhoMean, Double_t& area, AliEmcalJet* excludeJet1, AliEmcalJet* excludeJet2, Bool_t doSearchPerpendicular)
1304 {
1305   #ifdef DEBUGMODE
1306     AliInfo("Getting TR background density.");
1307   #endif
1308
1309   // Setting invalid values
1310   Double_t summedTracksPt = 0.0;
1311   rhoMean = 0.0;
1312   area = -1.0;
1313
1314   Double_t tmpRadius = 0.0;
1315   if (doSearchPerpendicular)
1316     tmpRadius = 0.4*TMath::Pi(); // exclude 90 degrees around jets
1317   else
1318     tmpRadius = 0.8;
1319
1320   numberExcludeLeadingJets = 2; // dijet is excluded here in any case
1321
1322
1323
1324   if (!fTrackArray || !fJetArray)
1325   {
1326     AliError("Could not get the track/jet array to calculate track rho!");
1327     return;
1328   }
1329
1330   Int_t   trackCount = fTrackArray->GetEntries();
1331   Int_t   trackCountAccepted = 0;
1332   for (Int_t i = 0; i < trackCount; i++)
1333   {
1334     AliVTrack* tmpTrack = static_cast<AliVTrack*>(fTrackArray->At(i));
1335     if (IsTrackInAcceptance(tmpTrack))
1336     {
1337       if (IsTrackInCone(tmpTrack, excludeJet1->Eta(), excludeJet1->Phi(), tmpRadius))
1338         continue;
1339
1340       if (numberExcludeLeadingJets > 1)
1341         if (IsTrackInCone(tmpTrack, excludeJet2->Eta(), excludeJet2->Phi(), tmpRadius))
1342           continue;
1343
1344         // Add track pt to array
1345         summedTracksPt = summedTracksPt + tmpTrack->Pt();
1346         trackCountAccepted++;
1347     }
1348   }
1349
1350   if (trackCountAccepted > 0)
1351   {
1352     Double_t tmpArea = 2.0*fTrackEtaWindow*TMath::TwoPi()  - 2*(tmpRadius*tmpRadius * TMath::Pi()); //TPC area - excluding jet area
1353     rhoMean = summedTracksPt/tmpArea;
1354     area = tmpArea;
1355   }
1356
1357   #ifdef DEBUGMODE
1358     AliInfo("Got TR background density.");
1359   #endif
1360 }
1361
1362 //________________________________________________________________________
1363 void AliAnalysisTaskChargedJetsPA::GetPPBackgroundDensity(Double_t& background, AliEmcalJet* jet)
1364 {
1365   // This is the background that was used for the pp 7 TeV ALICE paper
1366   Double_t jetMom[3] = { jet->Px(), jet->Py(), jet->Pz() };
1367   TVector3 jet3mom1(jetMom);
1368   TVector3 jet3mom2(jetMom);
1369   background = 0;
1370
1371   jet3mom1.RotateZ(TMath::Pi());
1372   jet3mom2.RotateZ(-TMath::Pi());
1373
1374   for (int i = 0; i < fTrackArray->GetEntries(); i++)
1375   {
1376     AliVTrack* track = static_cast<AliVTrack*>(fTrackArray->At(i));
1377
1378     Double_t trackMom[3] = { track->Px(), track->Py(), track->Pz() };
1379     TVector3 track3mom(trackMom);
1380
1381     Double_t dR1 = jet3mom1.DeltaR(track3mom);
1382     Double_t dR2 = jet3mom2.DeltaR(track3mom);
1383
1384     if (dR1 <= fSignalJetRadius || dR2 <= fSignalJetRadius)
1385       background += track3mom.Pt();
1386   }
1387
1388   background /= (2 * TMath::Pi() * fSignalJetRadius * fSignalJetRadius);
1389 }
1390
1391 //________________________________________________________________________
1392 void AliAnalysisTaskChargedJetsPA::Calculate(AliVEvent* event)
1393 {
1394   #ifdef DEBUGMODE
1395     AliInfo("Starting Calculate().");
1396   #endif
1397   ////////////////////// NOTE: initialization & casting
1398
1399   fEventCounter++;
1400
1401   // Check, if analysis should be done in pt hard bins
1402   if(fUsePtHardBin != -1)
1403     if(GetPtHardBin() != fUsePtHardBin)
1404       return;
1405
1406   // This is to take only every Nth event
1407   if((fEventCounter+fPartialAnalysisIndex) % fPartialAnalysisNParts != 0)
1408     return;
1409
1410   FillHistogram("hNumberEvents",0.5);
1411
1412   if(!IsEventInAcceptance(event))
1413     return;
1414
1415   FillHistogram("hNumberEvents",1.5);
1416
1417   #ifdef DEBUGMODE
1418     AliInfo("Calculate()::Init done.");
1419   #endif
1420
1421   ////////////////////// NOTE: Get Centrality, (Leading)Signal jets and Background
1422
1423   // Get centrality
1424   AliCentrality* tmpCentrality = NULL;
1425   tmpCentrality = event->GetCentrality();
1426   Double_t centralityPercentile = -1.0;
1427   Double_t centralityPercentileV0A = 0.0;
1428   Double_t centralityPercentileV0C = 0.0;
1429   Double_t centralityPercentileV0M = 0.0;
1430   Double_t centralityPercentileZNA = 0.0;
1431   if (tmpCentrality != NULL)
1432   {
1433     centralityPercentile = tmpCentrality->GetCentralityPercentile(fCentralityType.Data());
1434     centralityPercentileV0A = tmpCentrality->GetCentralityPercentile("V0A");
1435     centralityPercentileV0C = tmpCentrality->GetCentralityPercentile("V0C");
1436     centralityPercentileV0M = tmpCentrality->GetCentralityPercentile("V0M");
1437     centralityPercentileZNA = tmpCentrality->GetCentralityPercentile("ZNA");
1438   }
1439
1440   if((centralityPercentile < 0.0) || (centralityPercentile > 100.0))
1441     AliWarning(Form("Centrality value not valid (c=%E)",centralityPercentile));
1442
1443   if(fSetCentralityToOne)
1444     centralityPercentile = 1.0;
1445
1446   // Get jets
1447   if (fAnalyzeBackground || fAnalyzeJets)
1448     GetSignalJets();
1449
1450   // Get background estimates
1451   Double_t              backgroundKTImprovedCMS = -1.0;
1452   Double_t              backgroundKTImprovedCMSExternal = -1.0;
1453   Double_t              backgroundDijet = -1.0;
1454   Double_t              backgroundDijetPerpendicular = -1.0;
1455   Double_t              deltaPtDijetPerpendicular = -10000.0;
1456   Double_t              backgroundKTPbPb = -1.0;
1457   Double_t              backgroundKTPbPbWithGhosts = -1.0;
1458   Double_t              backgroundKTCMS = -1.0;
1459   Double_t              backgroundKTMean = -1.0;
1460   Double_t              backgroundKTTrackLike = -1.0;
1461   Double_t              backgroundTRNoExcl = -1.0;
1462   Double_t              backgroundTRCone02 = -1.0;
1463   Double_t              backgroundTRCone04 = -1.0;
1464   Double_t              backgroundTRCone06 = -1.0;
1465   Double_t              backgroundTRCone08 = -1.0;
1466   Double_t              backgroundTRExact  = -1.0;
1467   Double_t              backgroundPP       = -1.0;
1468   // Calculate background for different jet exclusions
1469
1470   if (fAnalyzeBackground)
1471   {
1472
1473     if(fAnalyzeDeprecatedBackgrounds)
1474       GetKTBackgroundDensityAll    (fNumberExcludedJets, backgroundKTPbPb, backgroundKTPbPbWithGhosts, backgroundKTCMS, backgroundKTImprovedCMS, backgroundKTMean, backgroundKTTrackLike);
1475     else
1476       GetKTBackgroundDensity       (fNumberExcludedJets, backgroundKTImprovedCMS);
1477
1478     if(fAnalyzeDeprecatedBackgrounds)
1479       GetTRBackgroundDensity    (fNumberExcludedJets, backgroundTRNoExcl, backgroundTRCone02, backgroundTRCone04, backgroundTRCone06, backgroundTRCone08, backgroundTRExact);
1480
1481     backgroundKTImprovedCMSExternal = GetExternalRho();
1482     if(fNoExternalBackground)
1483       backgroundKTImprovedCMSExternal = 0;
1484
1485   }
1486
1487   #ifdef DEBUGMODE
1488     AliInfo("Calculate()::Centrality&SignalJets&Background-Calculation done.");
1489   #endif
1490
1491   if (fAnalyzeQA)
1492   {
1493     FillHistogram("hVertexX",event->GetPrimaryVertex()->GetX());
1494     FillHistogram("hVertexY",event->GetPrimaryVertex()->GetY());
1495     FillHistogram("hVertexXY",event->GetPrimaryVertex()->GetX(), event->GetPrimaryVertex()->GetY());
1496     FillHistogram("hVertexR",TMath::Sqrt(event->GetPrimaryVertex()->GetX()*event->GetPrimaryVertex()->GetX() + event->GetPrimaryVertex()->GetY()*event->GetPrimaryVertex()->GetY()));
1497     FillHistogram("hCentralityV0M",centralityPercentileV0M);
1498     FillHistogram("hCentralityV0A",centralityPercentileV0A);
1499     FillHistogram("hCentralityV0C",centralityPercentileV0C);
1500     FillHistogram("hCentralityZNA",centralityPercentileZNA);
1501     FillHistogram("hCentrality",centralityPercentile);
1502
1503     Int_t trackCountAcc = 0;
1504     Int_t nTracks = fTrackArray->GetEntries();
1505     for (Int_t i = 0; i < nTracks; i++)
1506     {
1507       AliVTrack* track = static_cast<AliVTrack*>(fTrackArray->At(i));
1508
1509       if (track != 0)
1510         if (track->Pt() >= fMinTrackPt)
1511           FillHistogram("hTrackPhiEta", track->Phi(),track->Eta(), 1);
1512
1513       if (IsTrackInAcceptance(track))
1514       {
1515         FillHistogram("hTrackPt", track->Pt(), centralityPercentile);
1516         if(track->Eta() >= 0)
1517           FillHistogram("hTrackPtPosEta", track->Pt(), centralityPercentile);
1518         else
1519           FillHistogram("hTrackPtNegEta", track->Pt(), centralityPercentile);
1520
1521         FillHistogram("hTrackEta", track->Eta(), centralityPercentile);
1522         FillHistogram("hTrackPhi", track->Phi());
1523
1524         if(static_cast<AliPicoTrack*>(track))
1525           FillHistogram("hTrackPhiTrackType", track->Phi(), (static_cast<AliPicoTrack*>(track))->GetTrackType());
1526
1527         for(Int_t j=0;j<20;j++)
1528           if(track->Pt() > j)
1529             FillHistogram("hTrackPhiPtCut", track->Phi(), track->Pt());
1530
1531         FillHistogram("hTrackCharge", track->Charge());
1532         trackCountAcc++;
1533       }
1534     }
1535     FillHistogram("hTrackCountAcc", trackCountAcc, centralityPercentile);
1536
1537
1538 /*
1539     // This is code that is run locally to get some special events
1540     TFile* fileOutput = new TFile("SpecialEvents.root", "UPDATE");
1541     if(fSecondLeadingJet&&(fSecondLeadingJet->Pt()>10.))
1542     {
1543       cout << "Event found\n";
1544       TH2D* tmpEvent = new TH2D(Form("Event%lu", fEventCounter), "", 40, -0.9, 0.9, 40, 0., TMath::TwoPi());
1545       tmpEvent->GetXaxis()->SetTitle("#eta");
1546       tmpEvent->GetYaxis()->SetTitle("#phi");
1547       tmpEvent->SetOption("LEGO2");
1548       tmpEvent->Sumw2();
1549
1550       for (Int_t i = 0; i < nTracks; i++)
1551       {
1552         AliVTrack* track = static_cast<AliVTrack*>(fTrackArray->At(i));
1553
1554         if (IsTrackInAcceptance(track))
1555         {
1556           tmpEvent->Fill(track->Eta(), track->Phi(), track->Pt());
1557         }
1558       }
1559       tmpEvent->Write(0, kOverwrite);
1560     }
1561     fileOutput->Close();
1562 */
1563   }
1564   #ifdef DEBUGMODE
1565     AliInfo("Calculate()::QA done.");
1566   #endif
1567
1568   ////////////////////// NOTE: Jet analysis and calculations
1569
1570   if (fAnalyzeJets)
1571   {
1572     for (Int_t i = 0; i<fJetArray->GetEntries(); i++)
1573     {
1574       AliEmcalJet* tmpJet = static_cast<AliEmcalJet*>(fJetArray->At(i));
1575       if (!tmpJet)
1576         continue;
1577
1578       FillHistogram("hRawJetPt", tmpJet->Pt());
1579       if (tmpJet->Pt() >= 5.0)
1580       {
1581       // ### RAW JET ANALYSIS
1582         if (tmpJet->Area() >= fMinJetArea)
1583           FillHistogram("hRawJetPhiEta", tmpJet->Phi(), tmpJet->Eta());
1584         if (TMath::Abs(tmpJet->Eta()) <= fSignalJetEtaWindow)
1585           FillHistogram("hRawJetArea", tmpJet->Area());
1586       }
1587
1588       if(IsSignalJetInAcceptance(tmpJet))
1589       {
1590       // ### SIGNAL JET ANALYSIS
1591         // Jet spectra
1592         FillHistogram("hJetPt", tmpJet->Pt(), centralityPercentile);
1593         FillHistogram("hJetPtBgrdSubtractedKTImprovedCMS", GetCorrectedJetPt(tmpJet, backgroundKTImprovedCMS), centralityPercentile);
1594         FillHistogram("hJetPtBgrdSubtractedExternal", GetCorrectedJetPt(tmpJet, backgroundKTImprovedCMSExternal), centralityPercentile);
1595         FillHistogram("hJetPtSubtractedRhoKTImprovedCMS", tmpJet->Pt(), centralityPercentile, backgroundKTImprovedCMS);
1596
1597         // pp background
1598         GetPPBackgroundDensity(backgroundPP, tmpJet);
1599         FillHistogram("hJetPtBgrdSubtractedPP", GetCorrectedJetPt(tmpJet, backgroundPP), centralityPercentile);
1600
1601         if(fAnalyzeDeprecatedBackgrounds)
1602         {
1603           FillHistogram("hJetPtBgrdSubtractedTR", GetCorrectedJetPt(tmpJet, backgroundTRCone06), centralityPercentile);
1604           FillHistogram("hJetPtBgrdSubtractedKTPbPb", GetCorrectedJetPt(tmpJet, backgroundKTPbPb), centralityPercentile);
1605           FillHistogram("hJetPtBgrdSubtractedKTPbPbWithGhosts", GetCorrectedJetPt(tmpJet, backgroundKTPbPbWithGhosts), centralityPercentile);
1606           FillHistogram("hJetPtBgrdSubtractedKTCMS", GetCorrectedJetPt(tmpJet, backgroundKTCMS), centralityPercentile);
1607           FillHistogram("hJetPtBgrdSubtractedKTMean", GetCorrectedJetPt(tmpJet, backgroundKTMean), centralityPercentile);
1608           FillHistogram("hJetPtBgrdSubtractedKTTrackLike", GetCorrectedJetPt(tmpJet, backgroundKTTrackLike), centralityPercentile);
1609         }
1610
1611         // Jet profile analysis
1612         if(TMath::Abs(tmpJet->Eta()) <= 0.3)
1613         {
1614           if(tmpJet->Pt()>=70.0)
1615           {
1616             FillHistogram("hJetProfile70GeV", 0.05-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.05, backgroundKTImprovedCMSExternal))/GetCorrectedJetPt(tmpJet, backgroundKTImprovedCMSExternal));
1617             FillHistogram("hJetProfile70GeV", 0.10-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.10, backgroundKTImprovedCMSExternal))/GetCorrectedJetPt(tmpJet, backgroundKTImprovedCMSExternal));
1618             FillHistogram("hJetProfile70GeV", 0.15-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.15, backgroundKTImprovedCMSExternal))/GetCorrectedJetPt(tmpJet, backgroundKTImprovedCMSExternal));
1619             FillHistogram("hJetProfile70GeV", 0.20-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.20, backgroundKTImprovedCMSExternal))/GetCorrectedJetPt(tmpJet, backgroundKTImprovedCMSExternal));
1620             FillHistogram("hJetProfile70GeV", 0.25-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.25, backgroundKTImprovedCMSExternal))/GetCorrectedJetPt(tmpJet, backgroundKTImprovedCMSExternal));
1621             FillHistogram("hJetProfile70GeV", 0.30-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.30, backgroundKTImprovedCMSExternal))/GetCorrectedJetPt(tmpJet, backgroundKTImprovedCMSExternal));
1622             FillHistogram("hJetProfile70GeV", 0.35-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.35, backgroundKTImprovedCMSExternal))/GetCorrectedJetPt(tmpJet, backgroundKTImprovedCMSExternal));
1623             FillHistogram("hJetProfile70GeV", 0.40-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.40, backgroundKTImprovedCMSExternal))/GetCorrectedJetPt(tmpJet, backgroundKTImprovedCMSExternal));
1624             FillHistogram("hJetProfile70GeV", 0.45-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.45, backgroundKTImprovedCMSExternal))/GetCorrectedJetPt(tmpJet, backgroundKTImprovedCMSExternal));
1625             FillHistogram("hJetProfile70GeV", 0.50-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.50, backgroundKTImprovedCMSExternal))/GetCorrectedJetPt(tmpJet, backgroundKTImprovedCMSExternal));
1626             FillHistogram("hJetProfile70GeV", 0.55-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.55, backgroundKTImprovedCMSExternal))/GetCorrectedJetPt(tmpJet, backgroundKTImprovedCMSExternal));
1627             FillHistogram("hJetProfile70GeV", 0.60-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.60, backgroundKTImprovedCMSExternal))/GetCorrectedJetPt(tmpJet, backgroundKTImprovedCMSExternal));
1628           }
1629           else if(GetCorrectedJetPt(tmpJet, backgroundKTImprovedCMSExternal)>=60.0)
1630           {
1631             FillHistogram("hJetProfile60GeV", 0.05-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.05, backgroundKTImprovedCMSExternal))/GetCorrectedJetPt(tmpJet, backgroundKTImprovedCMSExternal));
1632             FillHistogram("hJetProfile60GeV", 0.10-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.10, backgroundKTImprovedCMSExternal))/GetCorrectedJetPt(tmpJet, backgroundKTImprovedCMSExternal));
1633             FillHistogram("hJetProfile60GeV", 0.15-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.15, backgroundKTImprovedCMSExternal))/GetCorrectedJetPt(tmpJet, backgroundKTImprovedCMSExternal));
1634             FillHistogram("hJetProfile60GeV", 0.20-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.20, backgroundKTImprovedCMSExternal))/GetCorrectedJetPt(tmpJet, backgroundKTImprovedCMSExternal));
1635             FillHistogram("hJetProfile60GeV", 0.25-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.25, backgroundKTImprovedCMSExternal))/GetCorrectedJetPt(tmpJet, backgroundKTImprovedCMSExternal));
1636             FillHistogram("hJetProfile60GeV", 0.30-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.30, backgroundKTImprovedCMSExternal))/GetCorrectedJetPt(tmpJet, backgroundKTImprovedCMSExternal));
1637             FillHistogram("hJetProfile60GeV", 0.35-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.35, backgroundKTImprovedCMSExternal))/GetCorrectedJetPt(tmpJet, backgroundKTImprovedCMSExternal));
1638             FillHistogram("hJetProfile60GeV", 0.40-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.40, backgroundKTImprovedCMSExternal))/GetCorrectedJetPt(tmpJet, backgroundKTImprovedCMSExternal));
1639             FillHistogram("hJetProfile60GeV", 0.45-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.45, backgroundKTImprovedCMSExternal))/GetCorrectedJetPt(tmpJet, backgroundKTImprovedCMSExternal));
1640             FillHistogram("hJetProfile60GeV", 0.50-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.50, backgroundKTImprovedCMSExternal))/GetCorrectedJetPt(tmpJet, backgroundKTImprovedCMSExternal));
1641             FillHistogram("hJetProfile60GeV", 0.55-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.55, backgroundKTImprovedCMSExternal))/GetCorrectedJetPt(tmpJet, backgroundKTImprovedCMSExternal));
1642             FillHistogram("hJetProfile60GeV", 0.60-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.60, backgroundKTImprovedCMSExternal))/GetCorrectedJetPt(tmpJet, backgroundKTImprovedCMSExternal));
1643           }
1644           else if(GetCorrectedJetPt(tmpJet, backgroundKTImprovedCMSExternal)>=50.0)
1645           {
1646             FillHistogram("hJetProfile50GeV", 0.05-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.05, backgroundKTImprovedCMSExternal))/GetCorrectedJetPt(tmpJet, backgroundKTImprovedCMSExternal));
1647             FillHistogram("hJetProfile50GeV", 0.10-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.10, backgroundKTImprovedCMSExternal))/GetCorrectedJetPt(tmpJet, backgroundKTImprovedCMSExternal));
1648             FillHistogram("hJetProfile50GeV", 0.15-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.15, backgroundKTImprovedCMSExternal))/GetCorrectedJetPt(tmpJet, backgroundKTImprovedCMSExternal));
1649             FillHistogram("hJetProfile50GeV", 0.20-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.20, backgroundKTImprovedCMSExternal))/GetCorrectedJetPt(tmpJet, backgroundKTImprovedCMSExternal));
1650             FillHistogram("hJetProfile50GeV", 0.25-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.25, backgroundKTImprovedCMSExternal))/GetCorrectedJetPt(tmpJet, backgroundKTImprovedCMSExternal));
1651             FillHistogram("hJetProfile50GeV", 0.30-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.30, backgroundKTImprovedCMSExternal))/GetCorrectedJetPt(tmpJet, backgroundKTImprovedCMSExternal));
1652             FillHistogram("hJetProfile50GeV", 0.35-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.35, backgroundKTImprovedCMSExternal))/GetCorrectedJetPt(tmpJet, backgroundKTImprovedCMSExternal));
1653             FillHistogram("hJetProfile50GeV", 0.40-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.40, backgroundKTImprovedCMSExternal))/GetCorrectedJetPt(tmpJet, backgroundKTImprovedCMSExternal));
1654             FillHistogram("hJetProfile50GeV", 0.45-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.45, backgroundKTImprovedCMSExternal))/GetCorrectedJetPt(tmpJet, backgroundKTImprovedCMSExternal));
1655             FillHistogram("hJetProfile50GeV", 0.50-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.50, backgroundKTImprovedCMSExternal))/GetCorrectedJetPt(tmpJet, backgroundKTImprovedCMSExternal));
1656             FillHistogram("hJetProfile50GeV", 0.55-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.55, backgroundKTImprovedCMSExternal))/GetCorrectedJetPt(tmpJet, backgroundKTImprovedCMSExternal));
1657             FillHistogram("hJetProfile50GeV", 0.60-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.60, backgroundKTImprovedCMSExternal))/GetCorrectedJetPt(tmpJet, backgroundKTImprovedCMSExternal));
1658           }
1659           else if(GetCorrectedJetPt(tmpJet, backgroundKTImprovedCMSExternal)>=40.0)
1660           {
1661             FillHistogram("hJetProfile40GeV", 0.05-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.05, backgroundKTImprovedCMSExternal))/GetCorrectedJetPt(tmpJet, backgroundKTImprovedCMSExternal));
1662             FillHistogram("hJetProfile40GeV", 0.10-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.10, backgroundKTImprovedCMSExternal))/GetCorrectedJetPt(tmpJet, backgroundKTImprovedCMSExternal));
1663             FillHistogram("hJetProfile40GeV", 0.15-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.15, backgroundKTImprovedCMSExternal))/GetCorrectedJetPt(tmpJet, backgroundKTImprovedCMSExternal));
1664             FillHistogram("hJetProfile40GeV", 0.20-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.20, backgroundKTImprovedCMSExternal))/GetCorrectedJetPt(tmpJet, backgroundKTImprovedCMSExternal));
1665             FillHistogram("hJetProfile40GeV", 0.25-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.25, backgroundKTImprovedCMSExternal))/GetCorrectedJetPt(tmpJet, backgroundKTImprovedCMSExternal));
1666             FillHistogram("hJetProfile40GeV", 0.30-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.30, backgroundKTImprovedCMSExternal))/GetCorrectedJetPt(tmpJet, backgroundKTImprovedCMSExternal));
1667             FillHistogram("hJetProfile40GeV", 0.35-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.35, backgroundKTImprovedCMSExternal))/GetCorrectedJetPt(tmpJet, backgroundKTImprovedCMSExternal));
1668             FillHistogram("hJetProfile40GeV", 0.40-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.40, backgroundKTImprovedCMSExternal))/GetCorrectedJetPt(tmpJet, backgroundKTImprovedCMSExternal));
1669             FillHistogram("hJetProfile40GeV", 0.45-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.45, backgroundKTImprovedCMSExternal))/GetCorrectedJetPt(tmpJet, backgroundKTImprovedCMSExternal));
1670             FillHistogram("hJetProfile40GeV", 0.50-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.50, backgroundKTImprovedCMSExternal))/GetCorrectedJetPt(tmpJet, backgroundKTImprovedCMSExternal));
1671             FillHistogram("hJetProfile40GeV", 0.55-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.55, backgroundKTImprovedCMSExternal))/GetCorrectedJetPt(tmpJet, backgroundKTImprovedCMSExternal));
1672             FillHistogram("hJetProfile40GeV", 0.60-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.60, backgroundKTImprovedCMSExternal))/GetCorrectedJetPt(tmpJet, backgroundKTImprovedCMSExternal));
1673           }
1674           else if(GetCorrectedJetPt(tmpJet, backgroundKTImprovedCMSExternal)>=30.0)
1675           {
1676             FillHistogram("hJetProfile30GeV", 0.05-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.05, backgroundKTImprovedCMSExternal))/GetCorrectedJetPt(tmpJet, backgroundKTImprovedCMSExternal));
1677             FillHistogram("hJetProfile30GeV", 0.10-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.10, backgroundKTImprovedCMSExternal))/GetCorrectedJetPt(tmpJet, backgroundKTImprovedCMSExternal));
1678             FillHistogram("hJetProfile30GeV", 0.15-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.15, backgroundKTImprovedCMSExternal))/GetCorrectedJetPt(tmpJet, backgroundKTImprovedCMSExternal));
1679             FillHistogram("hJetProfile30GeV", 0.20-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.20, backgroundKTImprovedCMSExternal))/GetCorrectedJetPt(tmpJet, backgroundKTImprovedCMSExternal));
1680             FillHistogram("hJetProfile30GeV", 0.25-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.25, backgroundKTImprovedCMSExternal))/GetCorrectedJetPt(tmpJet, backgroundKTImprovedCMSExternal));
1681             FillHistogram("hJetProfile30GeV", 0.30-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.30, backgroundKTImprovedCMSExternal))/GetCorrectedJetPt(tmpJet, backgroundKTImprovedCMSExternal));
1682             FillHistogram("hJetProfile30GeV", 0.35-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.35, backgroundKTImprovedCMSExternal))/GetCorrectedJetPt(tmpJet, backgroundKTImprovedCMSExternal));
1683             FillHistogram("hJetProfile30GeV", 0.40-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.40, backgroundKTImprovedCMSExternal))/GetCorrectedJetPt(tmpJet, backgroundKTImprovedCMSExternal));
1684             FillHistogram("hJetProfile30GeV", 0.45-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.45, backgroundKTImprovedCMSExternal))/GetCorrectedJetPt(tmpJet, backgroundKTImprovedCMSExternal));
1685             FillHistogram("hJetProfile30GeV", 0.50-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.50, backgroundKTImprovedCMSExternal))/GetCorrectedJetPt(tmpJet, backgroundKTImprovedCMSExternal));
1686             FillHistogram("hJetProfile30GeV", 0.55-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.55, backgroundKTImprovedCMSExternal))/GetCorrectedJetPt(tmpJet, backgroundKTImprovedCMSExternal));
1687             FillHistogram("hJetProfile30GeV", 0.60-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.60, backgroundKTImprovedCMSExternal))/GetCorrectedJetPt(tmpJet, backgroundKTImprovedCMSExternal));
1688           }
1689           else if(GetCorrectedJetPt(tmpJet, backgroundKTImprovedCMSExternal)>=20.0)
1690           {
1691             FillHistogram("hJetProfile20GeV", 0.05-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.05, backgroundKTImprovedCMSExternal))/GetCorrectedJetPt(tmpJet, backgroundKTImprovedCMSExternal));
1692             FillHistogram("hJetProfile20GeV", 0.10-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.10, backgroundKTImprovedCMSExternal))/GetCorrectedJetPt(tmpJet, backgroundKTImprovedCMSExternal));
1693             FillHistogram("hJetProfile20GeV", 0.15-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.15, backgroundKTImprovedCMSExternal))/GetCorrectedJetPt(tmpJet, backgroundKTImprovedCMSExternal));
1694             FillHistogram("hJetProfile20GeV", 0.20-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.20, backgroundKTImprovedCMSExternal))/GetCorrectedJetPt(tmpJet, backgroundKTImprovedCMSExternal));
1695             FillHistogram("hJetProfile20GeV", 0.25-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.25, backgroundKTImprovedCMSExternal))/GetCorrectedJetPt(tmpJet, backgroundKTImprovedCMSExternal));
1696             FillHistogram("hJetProfile20GeV", 0.30-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.30, backgroundKTImprovedCMSExternal))/GetCorrectedJetPt(tmpJet, backgroundKTImprovedCMSExternal));
1697             FillHistogram("hJetProfile20GeV", 0.35-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.35, backgroundKTImprovedCMSExternal))/GetCorrectedJetPt(tmpJet, backgroundKTImprovedCMSExternal));
1698             FillHistogram("hJetProfile20GeV", 0.40-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.40, backgroundKTImprovedCMSExternal))/GetCorrectedJetPt(tmpJet, backgroundKTImprovedCMSExternal));
1699             FillHistogram("hJetProfile20GeV", 0.45-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.45, backgroundKTImprovedCMSExternal))/GetCorrectedJetPt(tmpJet, backgroundKTImprovedCMSExternal));
1700             FillHistogram("hJetProfile20GeV", 0.50-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.50, backgroundKTImprovedCMSExternal))/GetCorrectedJetPt(tmpJet, backgroundKTImprovedCMSExternal));
1701             FillHistogram("hJetProfile20GeV", 0.55-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.55, backgroundKTImprovedCMSExternal))/GetCorrectedJetPt(tmpJet, backgroundKTImprovedCMSExternal));
1702             FillHistogram("hJetProfile20GeV", 0.60-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.60, backgroundKTImprovedCMSExternal))/GetCorrectedJetPt(tmpJet, backgroundKTImprovedCMSExternal));
1703           }
1704           else if(GetCorrectedJetPt(tmpJet, backgroundKTImprovedCMSExternal)>=10.0)
1705           {
1706             FillHistogram("hJetProfile10GeV", 0.05-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.05, backgroundKTImprovedCMSExternal))/GetCorrectedJetPt(tmpJet, backgroundKTImprovedCMSExternal));
1707             FillHistogram("hJetProfile10GeV", 0.10-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.10, backgroundKTImprovedCMSExternal))/GetCorrectedJetPt(tmpJet, backgroundKTImprovedCMSExternal));
1708             FillHistogram("hJetProfile10GeV", 0.15-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.15, backgroundKTImprovedCMSExternal))/GetCorrectedJetPt(tmpJet, backgroundKTImprovedCMSExternal));
1709             FillHistogram("hJetProfile10GeV", 0.20-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.20, backgroundKTImprovedCMSExternal))/GetCorrectedJetPt(tmpJet, backgroundKTImprovedCMSExternal));
1710             FillHistogram("hJetProfile10GeV", 0.25-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.25, backgroundKTImprovedCMSExternal))/GetCorrectedJetPt(tmpJet, backgroundKTImprovedCMSExternal));
1711             FillHistogram("hJetProfile10GeV", 0.30-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.30, backgroundKTImprovedCMSExternal))/GetCorrectedJetPt(tmpJet, backgroundKTImprovedCMSExternal));
1712             FillHistogram("hJetProfile10GeV", 0.35-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.35, backgroundKTImprovedCMSExternal))/GetCorrectedJetPt(tmpJet, backgroundKTImprovedCMSExternal));
1713             FillHistogram("hJetProfile10GeV", 0.40-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.40, backgroundKTImprovedCMSExternal))/GetCorrectedJetPt(tmpJet, backgroundKTImprovedCMSExternal));
1714             FillHistogram("hJetProfile10GeV", 0.45-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.45, backgroundKTImprovedCMSExternal))/GetCorrectedJetPt(tmpJet, backgroundKTImprovedCMSExternal));
1715             FillHistogram("hJetProfile10GeV", 0.50-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.50, backgroundKTImprovedCMSExternal))/GetCorrectedJetPt(tmpJet, backgroundKTImprovedCMSExternal));
1716             FillHistogram("hJetProfile10GeV", 0.55-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.55, backgroundKTImprovedCMSExternal))/GetCorrectedJetPt(tmpJet, backgroundKTImprovedCMSExternal));
1717             FillHistogram("hJetProfile10GeV", 0.60-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.60, backgroundKTImprovedCMSExternal))/GetCorrectedJetPt(tmpJet, backgroundKTImprovedCMSExternal));
1718           }
1719         }
1720         FillHistogram("hJetPtVsConstituentCount", tmpJet->Pt(),tmpJet->GetNumberOfTracks());
1721
1722         if((fAnalyzeQA) && (tmpJet->Pt() >= 5.0))
1723         {
1724           Double_t lowestTrackPt = 1e99;
1725           Double_t highestTrackPt = 0.0;
1726           for(Int_t j=0; j<tmpJet->GetNumberOfTracks(); j++)
1727           {
1728             FillHistogram("hJetConstituentPt", tmpJet->TrackAt(j, fTrackArray)->Pt(), centralityPercentile);
1729             // Find the lowest pT of a track in the jet
1730             if (tmpJet->TrackAt(j, fTrackArray)->Pt() < lowestTrackPt)
1731               lowestTrackPt = tmpJet->TrackAt(j, fTrackArray)->Pt();
1732             if (tmpJet->TrackAt(j, fTrackArray)->Pt() > highestTrackPt)
1733               highestTrackPt = tmpJet->TrackAt(j, fTrackArray)->Pt();
1734           }
1735           FillHistogram("hJetArea", tmpJet->Area());
1736           // Signal jet vs. signal jet - "Combinatorial"
1737           for (Int_t j = i+1; j<fNumberSignalJets; j++)
1738             FillHistogram("hJetDeltaPhi", GetDeltaPhi(tmpJet->Phi(), fSignalJets[j]->Phi()));
1739
1740           FillHistogram("hJetPhiEta", tmpJet->Phi(),tmpJet->Eta());
1741           FillHistogram("hJetEta", tmpJet->Eta(), centralityPercentile);
1742
1743           if(lowestTrackPt>=2.0)
1744             FillHistogram("hJetEta2GeVTracks", tmpJet->Eta(), centralityPercentile);
1745           if(lowestTrackPt>=4.0)
1746             FillHistogram("hJetEta4GeVTracks", tmpJet->Eta(), centralityPercentile);
1747         }
1748
1749
1750         // Jet constituent mass analyses (for PYTHIA)
1751         if (fAnalyzeMassCorrelation)
1752         {
1753           Double_t jetMass = 0.0;
1754           Int_t constituentCount = tmpJet->GetNumberOfTracks();
1755           Int_t electronCount = 0;
1756           Int_t pionCount = 0;
1757           Int_t protonCount = 0;
1758           Int_t kaonCount = 0;
1759           Int_t othersCount = 0;
1760
1761           for(Int_t j=0; j<tmpJet->GetNumberOfTracks(); j++)
1762           {
1763             AliVParticle* tmpParticle = tmpJet->TrackAt(j, fTrackArray);
1764
1765             jetMass += tmpParticle->M();
1766             if(TMath::Abs(tmpParticle->PdgCode()) == 11) // electron, positron
1767               electronCount++;
1768             else if(TMath::Abs(tmpParticle->PdgCode()) == 211) // p-, p+
1769               pionCount++;
1770             else if(TMath::Abs(tmpParticle->PdgCode()) == 2212) // p, pbar
1771               protonCount++;
1772             else if(TMath::Abs(tmpParticle->PdgCode()) == 321) // kaon+,kaon-
1773               kaonCount++;
1774             else
1775               othersCount++;
1776           }
1777
1778           FillHistogram("hJetMassFromConstituents", jetMass);
1779           FillHistogram("hJetMass", tmpJet->M());
1780
1781           FillHistogram("hJetPtVsMass", tmpJet->Pt(), jetMass);
1782           FillHistogram("hJetPtVsJetMass", tmpJet->Pt(), tmpJet->M());
1783
1784           FillHistogram("hJetPtVsProtonCount", tmpJet->Pt(), protonCount/(static_cast<Double_t>(constituentCount)));
1785           FillHistogram("hJetPtVsPionCount", tmpJet->Pt(), pionCount/(static_cast<Double_t>(constituentCount)));
1786           FillHistogram("hJetPtVsKaonCount", tmpJet->Pt(), kaonCount/(static_cast<Double_t>(constituentCount)));
1787           FillHistogram("hJetPtVsElectronCount", tmpJet->Pt(), electronCount/(static_cast<Double_t>(constituentCount)));
1788           FillHistogram("hJetPtVsOthersCount", tmpJet->Pt(), othersCount/(static_cast<Double_t>(constituentCount)));
1789           FillHistogram("hJetConstituentProtonCount", protonCount);
1790           FillHistogram("hJetConstituentPionCount", pionCount);
1791           FillHistogram("hJetConstituentKaonCount", kaonCount);
1792           FillHistogram("hJetConstituentElectronCount", electronCount);
1793           FillHistogram("hJetConstituentOthersCount", othersCount);
1794
1795           // Results for the "normal" jet (avoiding single particle jets)
1796           if((constituentCount>=6) && (constituentCount<=14))
1797           {
1798             FillHistogram("hJetPtVsMass_6_14", tmpJet->Pt(), jetMass);
1799             FillHistogram("hJetPtVsJetMass_6_14", tmpJet->Pt(), tmpJet->M());
1800
1801             FillHistogram("hJetPtVsProtonCount_6_14", tmpJet->Pt(), protonCount);
1802             FillHistogram("hJetPtVsPionCount_6_14", tmpJet->Pt(), pionCount);
1803             FillHistogram("hJetPtVsKaonCount_6_14", tmpJet->Pt(), kaonCount);
1804             FillHistogram("hJetPtVsElectronCount_6_14", tmpJet->Pt(), electronCount);
1805             FillHistogram("hJetPtVsOthersCount_6_14", tmpJet->Pt(), othersCount);
1806             FillHistogram("hJetConstituentProtonCount_6_14", protonCount);
1807             FillHistogram("hJetConstituentPionCount_6_14", pionCount);
1808             FillHistogram("hJetConstituentKaonCount_6_14", kaonCount);
1809             FillHistogram("hJetConstituentElectronCount_6_14", electronCount);
1810             FillHistogram("hJetConstituentOthersCount_6_14", othersCount);
1811           }
1812           if((constituentCount>=2))
1813           {
1814             FillHistogram("hJetPtVsMass_2_X", tmpJet->Pt(), jetMass);
1815             FillHistogram("hJetPtVsJetMass_2_X", tmpJet->Pt(), tmpJet->M());
1816
1817             FillHistogram("hJetPtVsProtonCount_2_X", tmpJet->Pt(), protonCount);
1818             FillHistogram("hJetPtVsPionCount_2_X", tmpJet->Pt(), pionCount);
1819             FillHistogram("hJetPtVsKaonCount_2_X", tmpJet->Pt(), kaonCount);
1820             FillHistogram("hJetPtVsElectronCount_2_X", tmpJet->Pt(), electronCount);
1821             FillHistogram("hJetPtVsOthersCount_2_X", tmpJet->Pt(), othersCount);
1822             FillHistogram("hJetConstituentProtonCount_2_X", protonCount);
1823             FillHistogram("hJetConstituentPionCount_2_X", pionCount);
1824             FillHistogram("hJetConstituentKaonCount_2_X", kaonCount);
1825             FillHistogram("hJetConstituentElectronCount_2_X", electronCount);
1826             FillHistogram("hJetConstituentOthersCount_2_X", othersCount);
1827           }
1828           if((constituentCount>=2) && (constituentCount<=7))
1829           {
1830             FillHistogram("hJetPtVsMass_2_7", tmpJet->Pt(), jetMass);
1831             FillHistogram("hJetPtVsJetMass_2_7", tmpJet->Pt(), tmpJet->M());
1832
1833             FillHistogram("hJetPtVsProtonCount_2_7", tmpJet->Pt(), protonCount);
1834             FillHistogram("hJetPtVsPionCount_2_7", tmpJet->Pt(), pionCount);
1835             FillHistogram("hJetPtVsKaonCount_2_7", tmpJet->Pt(), kaonCount);
1836             FillHistogram("hJetPtVsElectronCount_2_7", tmpJet->Pt(), electronCount);
1837             FillHistogram("hJetPtVsOthersCount_2_7", tmpJet->Pt(), othersCount);
1838             FillHistogram("hJetConstituentProtonCount_2_7", protonCount);
1839             FillHistogram("hJetConstituentPionCount_2_7", pionCount);
1840             FillHistogram("hJetConstituentKaonCount_2_7", kaonCount);
1841             FillHistogram("hJetConstituentElectronCount_2_7", electronCount);
1842             FillHistogram("hJetConstituentOthersCount_2_7", othersCount);
1843           }
1844         }
1845       }
1846     }
1847
1848     // ### DIJETS
1849     if(fNumberSignalJets >= 2)
1850     {
1851       FillHistogram("hLeadingJetDeltaPhi", GetDeltaPhi(fFirstLeadingJet->Phi(), fSecondLeadingJet->Phi()));
1852
1853       if (IsDijet(fFirstLeadingJet, fSecondLeadingJet))
1854       {
1855         FillHistogram("hDijetConstituentsPt", fFirstLeadingJet->Pt());
1856         FillHistogram("hDijetConstituentsPt", fSecondLeadingJet->Pt());
1857
1858         FillHistogram("hDijetLeadingJetPt", fFirstLeadingJet->Pt());
1859         FillHistogram("hDijetPtCorrelation", fFirstLeadingJet->Pt(), fSecondLeadingJet->Pt());
1860         Double_t dummyArea = 0;
1861         GetTRBackgroundDensity (2, backgroundDijet, dummyArea, fFirstLeadingJet, fSecondLeadingJet, kFALSE);
1862         GetTRBackgroundDensity (2, backgroundDijetPerpendicular, dummyArea, fFirstLeadingJet, fSecondLeadingJet, kTRUE);
1863         deltaPtDijetPerpendicular = GetDeltaPt(backgroundDijetPerpendicular);
1864       }
1865     }
1866
1867     // ### SOME JET PLOTS
1868     FillHistogram("hJetCountAll", fJetArray->GetEntries());
1869     FillHistogram("hJetCountAccepted", fNumberSignalJets);
1870     FillHistogram("hJetCount", fJetArray->GetEntries(), fNumberSignalJets);
1871     if (fFirstLeadingJet)
1872     {
1873       FillHistogram("hLeadingJetPt", fFirstLeadingJet->Pt());
1874       FillHistogram("hCorrectedLeadingJetPt", GetCorrectedJetPt(fFirstLeadingJet,backgroundKTImprovedCMS));
1875     }
1876     if (fSecondLeadingJet)
1877     {
1878       FillHistogram("hSecondLeadingJetPt", fSecondLeadingJet->Pt());
1879       FillHistogram("hCorrectedSecondLeadingJetPt", GetCorrectedJetPt(fSecondLeadingJet,backgroundKTImprovedCMS));
1880     }
1881   } //endif AnalyzeJets
1882
1883   #ifdef DEBUGMODE
1884     AliInfo("Calculate()::Jets done.");
1885   #endif
1886   ////////////////////// NOTE: Background analysis
1887
1888   if (fAnalyzeBackground)
1889   {
1890     // Calculate background in centrality classes
1891     FillHistogram("hKTBackgroundImprovedCMS", backgroundKTImprovedCMS, centralityPercentile);
1892
1893     FillHistogram("hKTBackgroundImprovedCMSExternal", backgroundKTImprovedCMSExternal, centralityPercentile);
1894
1895     FillHistogram("hKTMeanBackgroundImprovedCMS", centralityPercentile, backgroundKTImprovedCMS);
1896
1897     // In case of dijets -> look at the background
1898     if (backgroundDijet >= 0)
1899       FillHistogram("hDijetBackground", backgroundDijet, centralityPercentile);
1900     if (backgroundDijetPerpendicular >= 0)
1901       FillHistogram("hDijetBackgroundPerpendicular", backgroundDijetPerpendicular, centralityPercentile);
1902     if (deltaPtDijetPerpendicular > -10000.)
1903       FillHistogram("hDijetBackgroundPerpendicularDeltaPt", deltaPtDijetPerpendicular, centralityPercentile);
1904
1905
1906     if(fAnalyzeDeprecatedBackgrounds)
1907     {
1908       FillHistogram("hKTBackgroundPbPb", backgroundKTPbPb, centralityPercentile);
1909       FillHistogram("hKTBackgroundPbPbWithGhosts", backgroundKTPbPbWithGhosts, centralityPercentile);
1910       FillHistogram("hKTBackgroundCMS", backgroundKTCMS, centralityPercentile);
1911       FillHistogram("hKTBackgroundMean", backgroundKTMean, centralityPercentile);
1912       FillHistogram("hKTBackgroundTrackLike", backgroundKTTrackLike, centralityPercentile);
1913
1914       FillHistogram("hTRBackgroundNoExcl", backgroundTRNoExcl, centralityPercentile);
1915       FillHistogram("hTRBackgroundCone02", backgroundTRCone02, centralityPercentile);
1916       FillHistogram("hTRBackgroundCone04", backgroundTRCone04, centralityPercentile);
1917       FillHistogram("hTRBackgroundCone06", backgroundTRCone06, centralityPercentile);
1918       FillHistogram("hTRBackgroundCone08", backgroundTRCone08, centralityPercentile);
1919       FillHistogram("hTRBackgroundExact", backgroundTRExact, centralityPercentile);
1920
1921       // Calculate background profiles in terms of centrality
1922       FillHistogram("hKTMeanBackgroundPbPb", centralityPercentile,  backgroundKTPbPb);
1923       FillHistogram("hKTMeanBackgroundPbPbWithGhosts", centralityPercentile,  backgroundKTPbPbWithGhosts);
1924       FillHistogram("hKTMeanBackgroundCMS", centralityPercentile, backgroundKTCMS);
1925       FillHistogram("hKTMeanBackgroundMean", centralityPercentile, backgroundKTMean);
1926       FillHistogram("hKTMeanBackgroundTPC", centralityPercentile, backgroundKTTrackLike);
1927       FillHistogram("hTRMeanBackground", centralityPercentile,  backgroundTRCone06);
1928     }
1929
1930
1931     // Calculate the delta pt
1932     Double_t tmpDeltaPtNoBackground = GetDeltaPt(0.0);
1933     Double_t tmpDeltaPtKTImprovedCMS = GetDeltaPt(backgroundKTImprovedCMS);
1934     Double_t tmpDeltaPtExternalBgrd = GetDeltaPt(backgroundKTImprovedCMSExternal);
1935
1936
1937     Double_t tmpDeltaPtKTImprovedCMSPartialExclusion = 0.0;
1938     if(fNcoll)
1939       tmpDeltaPtKTImprovedCMSPartialExclusion = GetDeltaPt(backgroundKTImprovedCMS, 1.0/fNcoll);
1940     else
1941       tmpDeltaPtKTImprovedCMSPartialExclusion = GetDeltaPt(backgroundKTImprovedCMS, 1.0);
1942
1943     Double_t tmpDeltaPtKTImprovedCMSPartialExclusion_Signal = 0.0;
1944     if(fNumberSignalJets)
1945       tmpDeltaPtKTImprovedCMSPartialExclusion_Signal = GetDeltaPt(backgroundKTImprovedCMS, 1.0/fNumberSignalJets);
1946     else
1947       tmpDeltaPtKTImprovedCMSPartialExclusion_Signal = GetDeltaPt(backgroundKTImprovedCMS, 1.0);
1948
1949     Double_t tmpDeltaPtKTImprovedCMSFullExclusion = GetDeltaPt(backgroundKTImprovedCMS, 1.0);
1950
1951     Double_t tmpDeltaPtKTPbPb = 0;
1952     Double_t tmpDeltaPtKTPbPbWithGhosts = 0;
1953     Double_t tmpDeltaPtKTCMS = 0;
1954     Double_t tmpDeltaPtKTMean = 0;
1955     Double_t tmpDeltaPtKTTrackLike = 0;
1956     Double_t tmpDeltaPtTR = 0;
1957
1958     if(fAnalyzeDeprecatedBackgrounds)
1959     {
1960       tmpDeltaPtKTPbPb = GetDeltaPt(backgroundKTPbPb);
1961       tmpDeltaPtKTPbPbWithGhosts = GetDeltaPt(backgroundKTPbPbWithGhosts);
1962       tmpDeltaPtKTCMS = GetDeltaPt(backgroundKTCMS);
1963       tmpDeltaPtKTMean = GetDeltaPt(backgroundKTMean);
1964       tmpDeltaPtKTTrackLike = GetDeltaPt(backgroundKTTrackLike);
1965       tmpDeltaPtTR = GetDeltaPt(backgroundTRCone06);
1966     }
1967
1968     // If valid, fill the delta pt histograms
1969
1970     if(tmpDeltaPtExternalBgrd > -10000.0)
1971       FillHistogram("hDeltaPtExternalBgrd", tmpDeltaPtExternalBgrd, centralityPercentile);
1972     if(tmpDeltaPtKTImprovedCMS > -10000.0)
1973       FillHistogram("hDeltaPtKTImprovedCMS", tmpDeltaPtKTImprovedCMS, centralityPercentile);
1974     if(tmpDeltaPtKTImprovedCMSPartialExclusion > -10000.0)
1975       FillHistogram("hDeltaPtKTImprovedCMSPartialExclusion", tmpDeltaPtKTImprovedCMSPartialExclusion, centralityPercentile);
1976     if(tmpDeltaPtKTImprovedCMSPartialExclusion_Signal > -10000.0)
1977       FillHistogram("hDeltaPtKTImprovedCMSPartialExclusion_Signal", tmpDeltaPtKTImprovedCMSPartialExclusion_Signal, centralityPercentile);
1978     if(tmpDeltaPtKTImprovedCMSFullExclusion > -10000.0)
1979       FillHistogram("hDeltaPtKTImprovedCMSFullExclusion", tmpDeltaPtKTImprovedCMSFullExclusion, centralityPercentile);
1980
1981     if(tmpDeltaPtNoBackground > 0.000001)
1982       FillHistogram("hDeltaPtNoBackgroundNoEmptyCones", tmpDeltaPtNoBackground, centralityPercentile);
1983     else if(tmpDeltaPtNoBackground > -10000.0)
1984       FillHistogram("hDeltaPtNoBackground", tmpDeltaPtNoBackground, centralityPercentile);
1985
1986
1987     if(fAnalyzeDeprecatedBackgrounds)
1988     {
1989       if(tmpDeltaPtKTPbPb > -10000.0)
1990         FillHistogram("hDeltaPtKTPbPb", tmpDeltaPtKTPbPb, centralityPercentile);
1991       if(tmpDeltaPtKTPbPbWithGhosts > -10000.0)
1992         FillHistogram("hDeltaPtKTPbPbWithGhosts", tmpDeltaPtKTPbPbWithGhosts, centralityPercentile);
1993       if(tmpDeltaPtKTCMS > -10000.0)
1994         FillHistogram("hDeltaPtKTCMS", tmpDeltaPtKTCMS, centralityPercentile);
1995       if(tmpDeltaPtKTMean > -10000.0)
1996         FillHistogram("hDeltaPtKTMean", tmpDeltaPtKTMean, centralityPercentile);
1997       if(tmpDeltaPtKTTrackLike > -10000.0)
1998         FillHistogram("hDeltaPtKTTrackLike", tmpDeltaPtKTTrackLike, centralityPercentile);
1999
2000       if(tmpDeltaPtTR > -10000.0)
2001         FillHistogram("hDeltaPtTR", tmpDeltaPtTR, centralityPercentile);
2002     }
2003   }
2004
2005   #ifdef DEBUGMODE
2006     AliInfo("Calculate()::Background done.");
2007   #endif
2008
2009   ////////////////////// NOTE: Pythia histograms
2010   if(fAnalyzePythia)
2011   {
2012     FillHistogram("hPythiaPtHard", GetPtHard());
2013     FillHistogram("hPythiaNTrials", GetPtHardBin()+0.1, GetPythiaTrials());
2014     FillHistogram("hPythiaXSection", GetPtHardBin()+0.1, fCrossSection);
2015
2016         #ifdef DEBUGMODE
2017       AliInfo("Calculate()::Pythia done.");
2018     #endif
2019   }
2020   #ifdef DEBUGMODE
2021     AliInfo("Calculate() done.");
2022   #endif
2023 }
2024
2025 //________________________________________________________________________
2026 Bool_t AliAnalysisTaskChargedJetsPA::UserNotify()
2027 {
2028   // Implemented Notify() to read the cross sections
2029   // and number of trials from pyxsec.root
2030   //
2031   #ifdef DEBUGMODE
2032     AliInfo("UserNotify started.");
2033   #endif
2034
2035   if(fAnalyzePythia)
2036   {
2037     TTree *tree = AliAnalysisManager::GetAnalysisManager()->GetTree();
2038     TFile *currFile = tree->GetCurrentFile();
2039
2040     TString file(currFile->GetName());
2041
2042     if(file.Contains("root_archive.zip#")){
2043       Ssiz_t pos1 = file.Index("root_archive",12,TString::kExact);
2044       Ssiz_t pos = file.Index("#",1,pos1,TString::kExact);
2045       file.Replace(pos+1,20,"");
2046     }
2047     else {
2048       // not an archive take the basename....
2049       file.ReplaceAll(gSystem->BaseName(file.Data()),"");
2050     }
2051
2052     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
2053     if(!fxsec){
2054       // next trial fetch the histgram file
2055       fxsec = TFile::Open(Form("%s%s",file.Data(),"pyxsec_hists.root"));
2056       if(!fxsec){
2057           // not a severe condition but inciate that we have no information
2058         return kFALSE;
2059       }
2060       else{
2061         // find the tlist we want to be independtent of the name so use the Tkey
2062         TKey* key = (TKey*)fxsec->GetListOfKeys()->At(0);
2063         if(!key){
2064           fxsec->Close();
2065           return kFALSE;
2066         }
2067         TList *list = dynamic_cast<TList*>(key->ReadObj());
2068         if(!list){
2069           fxsec->Close();
2070           return kFALSE;
2071         }
2072         fCrossSection = ((TProfile*)list->FindObject("h1Xsec"))->GetBinContent(1);
2073         fTrials  = ((TH1F*)list->FindObject("h1Trials"))->GetBinContent(1);
2074         fxsec->Close();
2075       }
2076     } // no tree pyxsec.root
2077     else {
2078       TTree *xtree = (TTree*)fxsec->Get("Xsection");
2079       if(!xtree){
2080         fxsec->Close();
2081         return kFALSE;
2082       }
2083       UInt_t   ntrials  = 0;
2084       Double_t  xsection  = 0;
2085       xtree->SetBranchAddress("xsection",&xsection);
2086       xtree->SetBranchAddress("ntrials",&ntrials);
2087       xtree->GetEntry(0);
2088       fTrials = ntrials;
2089       fCrossSection = xsection;
2090       fxsec->Close();
2091     }
2092   }
2093   #ifdef DEBUGMODE
2094     AliInfo("UserNotify ended.");
2095   #endif
2096   return kTRUE;
2097 }
2098
2099
2100 //________________________________________________________________________
2101 inline Double_t AliAnalysisTaskChargedJetsPA::EtaToTheta(Double_t arg)
2102   {return 2.*atan(exp(-arg));}
2103 //________________________________________________________________________
2104 inline Double_t AliAnalysisTaskChargedJetsPA::ThetaToEta(Double_t arg)
2105 {
2106   if ((arg > TMath::Pi()) || (arg < 0.0))
2107   {
2108     AliError(Form("ThetaToEta got wrong input! (%f)", arg));
2109     return 0.0;
2110   }
2111   return -log(tan(arg/2.));
2112 }
2113 //________________________________________________________________________
2114 inline Double_t AliAnalysisTaskChargedJetsPA::GetDeltaPhi(Double_t phi1, Double_t phi2)
2115   {return min(TMath::Abs(phi1-phi2),TMath::TwoPi() - TMath::Abs(phi1-phi2));}
2116
2117 //________________________________________________________________________
2118 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)
2119 {
2120   const Int_t kTests = 1000;
2121   Int_t hits = 0;
2122   TRandom3 randomGen(0);
2123
2124   // Loop over kTests-many tests
2125   for (Int_t i=0; i<kTests; i++)
2126   {
2127     //Choose random position in rectangle for the tester
2128     Double_t tmpTestX = randomGen.Uniform(rPosXmin, rPosXmax);
2129     Double_t tmpTestY = randomGen.Uniform(rPosYmin, rPosYmax);
2130
2131     //Check, if tester is in circle. If yes, increment circle counter.
2132     Double_t tmpDistance = TMath::Sqrt( (tmpTestX - cPosX)*(tmpTestX - cPosX) + (tmpTestY - cPosY)*(tmpTestY - cPosY) );
2133     if(tmpDistance < cRadius)
2134       hits++;
2135   }
2136
2137   // return ratio
2138   return (static_cast<Double_t>(hits)/static_cast<Double_t>(kTests));
2139 }
2140
2141 //________________________________________________________________________
2142 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)
2143 {
2144
2145   const Int_t kTests = 1000;
2146   Int_t hits = 0;
2147   TRandom3 randomGen(0);
2148
2149   // Loop over kTests-many tests
2150   for (Int_t i=0; i<kTests; i++)
2151   {
2152     //Choose random position in rectangle for the tester
2153     Double_t tmpTestX = randomGen.Uniform(rPosXmin, rPosXmax);
2154     Double_t tmpTestY = randomGen.Uniform(rPosYmin, rPosYmax);
2155
2156     //Check, if tester is in one of the circles. If yes, increment circle counter.
2157     for(Int_t j=0; j<numCircles; j++)
2158     {
2159       Double_t tmpDistance = TMath::Sqrt( (tmpTestX - cPosX[j])*(tmpTestX - cPosX[j]) + (tmpTestY - cPosY[j])*(tmpTestY - cPosY[j]) );
2160       if(tmpDistance < cRadius)
2161       {
2162         hits++;
2163         break;
2164       }
2165     }
2166   }
2167
2168   // return ratio
2169   return (static_cast<Double_t>(hits)/static_cast<Double_t>(kTests));
2170
2171 }
2172
2173 //________________________________________________________________________
2174 inline void AliAnalysisTaskChargedJetsPA::FillHistogram(const char * key, Double_t x)
2175 {
2176   TH1* tmpHist = static_cast<TH1*>(fOutputList->FindObject(GetHistoName(key)));
2177   if(!tmpHist)
2178   {
2179     AliError(Form("Cannot find histogram <%s> ",key)) ;
2180     return;
2181   }
2182
2183   tmpHist->Fill(x);
2184 }
2185
2186 //________________________________________________________________________
2187 inline void AliAnalysisTaskChargedJetsPA::FillHistogram(const char * key, Double_t x, Double_t y)
2188 {
2189   TH1* tmpHist = static_cast<TH1*>(fOutputList->FindObject(GetHistoName(key)));
2190   if(!tmpHist)
2191   {
2192     AliError(Form("Cannot find histogram <%s> ",key));
2193     return;
2194   }
2195
2196   if (tmpHist->IsA()->GetBaseClass("TH1"))
2197     static_cast<TH1*>(tmpHist)->Fill(x,y); // Fill x with y
2198   else if (tmpHist->IsA()->GetBaseClass("TH2"))
2199     static_cast<TH2*>(tmpHist)->Fill(x,y); // Fill x,y with 1
2200 }
2201
2202 //________________________________________________________________________
2203 inline void AliAnalysisTaskChargedJetsPA::FillHistogram(const char * key, Double_t x, Double_t y, Double_t add)
2204 {
2205   TH2* tmpHist = static_cast<TH2*>(fOutputList->FindObject(GetHistoName(key)));
2206   if(!tmpHist)
2207   {
2208     AliError(Form("Cannot find histogram <%s> ",key));
2209     return;
2210   }
2211
2212   tmpHist->Fill(x,y,add);
2213 }
2214 //________________________________________________________________________
2215 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)
2216 {
2217   T* tmpHist = new T(GetHistoName(name), GetHistoName(title), xBins, xMin, xMax);
2218
2219   tmpHist->GetXaxis()->SetTitle(xTitle);
2220   tmpHist->GetYaxis()->SetTitle(yTitle);
2221   tmpHist->SetOption(options);
2222   tmpHist->SetMarkerStyle(kFullCircle);
2223   tmpHist->Sumw2();
2224
2225   fHistList->Add(tmpHist);
2226   fHistCount++;
2227
2228   return tmpHist;
2229 }
2230
2231 //________________________________________________________________________
2232 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)
2233 {
2234   T* tmpHist = new T(GetHistoName(name), GetHistoName(title), xBins, xMin, xMax, yBins, yMin, yMax);
2235   tmpHist->GetXaxis()->SetTitle(xTitle);
2236   tmpHist->GetYaxis()->SetTitle(yTitle);
2237   tmpHist->GetZaxis()->SetTitle(zTitle);
2238   tmpHist->SetOption(options);
2239   tmpHist->SetMarkerStyle(kFullCircle);
2240   tmpHist->Sumw2();
2241
2242   fHistList->Add(tmpHist);
2243   fHistCount++;
2244
2245   return tmpHist;
2246 }
2247
2248 //________________________________________________________________________
2249 void AliAnalysisTaskChargedJetsPA::Terminate(Option_t *)
2250 {
2251   PostData(1, fOutputList);
2252
2253   // Mandatory
2254   fOutputList = dynamic_cast<TList*> (GetOutputData(1)); // '1' refers to the output slot
2255   if (!fOutputList) {
2256     printf("ERROR: Output list not available\n");
2257     return;
2258   }
2259 }
2260
2261 //________________________________________________________________________
2262 AliAnalysisTaskChargedJetsPA::~AliAnalysisTaskChargedJetsPA()
2263 {
2264   // Destructor. Clean-up the output list, but not the histograms that are put inside
2265   // (the list is owner and will clean-up these histograms). Protect in PROOF case.
2266   if (fOutputList && !AliAnalysisManager::GetAnalysisManager()->IsProofMode()) {
2267     delete fOutputList;
2268   }
2269 }
2270
2271 //________________________________________________________________________
2272 void AliAnalysisTaskChargedJetsPA::UserCreateOutputObjects()
2273 {
2274   // called once to create user defined output objects like histograms, plots etc.
2275   // and to put it on the output list.
2276   // Note: Saving to file with e.g. OpenFile(0) is must be before creating other objects.
2277
2278   fRandom = new TRandom3(0);
2279
2280
2281   fOutputList = new TList();
2282   fOutputList->SetOwner(); // otherwise it produces leaks in merging
2283
2284   // NOTE: Pythia histograms
2285   AddHistogram1D<TProfile>("hPythiaXSection", "Pythia cross section distribution", "", fNumPtHardBins+1, 0, fNumPtHardBins+1, "p_{T} hard bin","dN^{Events}/dp_{T,hard}");
2286   AddHistogram1D<TH1D>("hPythiaNTrials", "Pythia trials (no correction for manual cuts)", "", fNumPtHardBins+1, 0, fNumPtHardBins+1, "p_{T} hard bin", "Trials");
2287
2288
2289   PostData(1, fOutputList);
2290 }
2291
2292 //________________________________________________________________________
2293 void AliAnalysisTaskChargedJetsPA::UserExec(Option_t *)
2294 {
2295   #ifdef DEBUGMODE
2296     AliInfo("UserExec() started.");
2297   #endif
2298
2299   if (!InputEvent())
2300   {
2301     AliError("??? Event pointer == 0 ???");
2302     return;
2303   }
2304
2305   if (!fInitialized)
2306     ExecOnce(); // Get tracks, jets, background from arrays if not already given + Init Histos
2307
2308   Calculate(InputEvent());
2309
2310   PostData(1, fOutputList);
2311 }