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using std::...
[u/mrichter/AliRoot.git] / PWGJE / EMCALJetTasks / UserTasks / AliAnalysisTaskChargedJetsPA.cxx
1 #ifndef ALIANALYSISTASKSE_H
2 #include <Riostream.h>
3 #include <TROOT.h>
4 #include <TFile.h>
5 #include <TChain.h>
6 #include <TTree.h>
7 #include <TKey.h>
8 #include <TProfile.h>
9 #include <TProfile2D.h>
10 #include <TH1F.h>
11 #include <TH2F.h>
12 #include <TCanvas.h>
13 #include <TList.h>
14 #include <TClonesArray.h>
15 #include <TObject.h>
16 #include <TMath.h>
17 #include <TSystem.h>
18 #include <TInterpreter.h>
19 #include <TH1.h>
20 #include "AliAnalysisTask.h"
21 #include "AliCentrality.h"
22 #include "AliStack.h"
23 #include "AliESDEvent.h"
24 #include "AliESDInputHandler.h"
25 #include "AliAODEvent.h"
26 #include "AliAODHandler.h"
27 #include "AliAnalysisManager.h"
28 #include "AliAnalysisTaskSE.h"
29 #endif
30
31 #include <THn.h>
32 #include "TFormula.h"
33 #include "AliESDtrackCuts.h"
34 #include <time.h>
35 #include <TRandom3.h>
36 #include "AliGenPythiaEventHeader.h"
37 #include "AliAODMCHeader.h"
38 #include "AliMCEvent.h"
39 #include "AliLog.h"
40 #include <AliEmcalJet.h>
41 #include <AliPicoTrack.h>
42 #include "AliVEventHandler.h"
43 #include "AliVParticle.h"
44 #include "AliAODMCParticle.h"
45 #include "AliAnalysisUtils.h"
46 #include "AliRhoParameter.h"
47 #include "TVector3.h"
48
49 #include "AliAnalysisTaskChargedJetsPA.h"
50 using std::min;
51 using std::cout;
52 using std::endl;
53
54 //TODO: FillHistogram can be done better with virtual TH1(?)
55 ClassImp(AliAnalysisTaskChargedJetsPA)
56
57 // ######################################################################################## DEFINE HISTOGRAMS
58 void AliAnalysisTaskChargedJetsPA::Init()
59 {
60   #ifdef DEBUGMODE
61     AliInfo("Creating histograms.");
62   #endif
63
64   SetCurrentOutputList(0);
65
66   // Cuts
67   TH1D* tmpHisto = AddHistogram1D<TH1D>("hNumberEvents", "Number of events (0 = before cuts, 1 = after cuts)", "", 2, 0, 2, "stage","N^{Events}/cut");
68   tmpHisto->GetXaxis()->SetBinLabel(1, "Before cuts");
69   tmpHisto->GetXaxis()->SetBinLabel(2, "After cuts");
70   tmpHisto = AddHistogram1D<TH1D>("hEventAcceptance", "Accepted events (0 = before cuts, 1 = after pile up, 2 = after vertex)", "", 3, 0, 3, "stage","N^{Events}/cut");
71   tmpHisto->GetXaxis()->SetBinLabel(1, "Before cuts");
72   tmpHisto->GetXaxis()->SetBinLabel(2, "After pile up");
73   tmpHisto->GetXaxis()->SetBinLabel(3, "After vertex");
74   tmpHisto = AddHistogram1D<TH1D>("hTrackAcceptance", "Accepted tracks (0 = before cuts, 1 = after eta, 2 = after pT)", "", 3, 0, 3, "stage","N^{Tracks}/cut");
75   tmpHisto->GetXaxis()->SetBinLabel(1, "Before cuts");
76   tmpHisto->GetXaxis()->SetBinLabel(2, "After eta");
77   tmpHisto->GetXaxis()->SetBinLabel(3, "After p_{T}");
78   tmpHisto = AddHistogram1D<TH1D>("hJetAcceptance", "Accepted jets (0 = before cuts, 1 = after eta, 2 = after pT, 3 = after area)", "", 4, 0, 4, "stage","N^{Jets}/cut");
79   tmpHisto->GetXaxis()->SetBinLabel(1, "Before cuts");
80   tmpHisto->GetXaxis()->SetBinLabel(2, "After eta");
81   tmpHisto->GetXaxis()->SetBinLabel(3, "After p_{T}");
82   tmpHisto->GetXaxis()->SetBinLabel(4, "After area");
83   TH2* tmpHisto2D = AddHistogram2D<TH2D>("hJetPtCutStages", "Jets p_{T} distribution", "", 500, -50., 200., 4, 0, 4, "p_{T} (GeV/c)","Cut stage","dN^{Jets}/dp_{T}");
84   tmpHisto2D->GetYaxis()->SetBinLabel(1, "Before cuts");
85   tmpHisto2D->GetYaxis()->SetBinLabel(2, "After eta");
86   tmpHisto2D->GetYaxis()->SetBinLabel(3, "After p_{T}");
87   tmpHisto2D->GetYaxis()->SetBinLabel(4, "After area");
88
89   AddHistogram1D<TH1D>("hVertexX", "X distribution of the vertex", "", 2000, -1., 1., "#Delta x(cm)","dN^{Events}/dx");
90   AddHistogram1D<TH1D>("hVertexY", "Y distribution of the vertex", "", 2000, -1., 1., "#Delta y(cm)","dN^{Events}/dy");
91   AddHistogram2D<TH2D>("hVertexXY", "XY distribution of the vertex", "COLZ", 500, -1., 1., 500, -1., 1.,"#Delta x(cm)", "#Delta y(cm)","dN^{Events}/dxdy");
92   AddHistogram1D<TH1D>("hVertexZBeforeVertexCut", "Z distribution of the vertex (before std. vertex cut)", "", 200, -20., 20., "#Delta z(cm)","dN^{Events}/dz");
93   AddHistogram1D<TH1D>("hVertexZAfterVertexCut", "Z distribution of the vertex (after std. vertex cut)", "", 200, -20., 20., "#Delta z(cm)","dN^{Events}/dz");
94   AddHistogram1D<TH1D>("hVertexR", "R distribution of the vertex", "", 100, 0., 1., "#Delta r(cm)","dN^{Events}/dr");
95   AddHistogram1D<TH1D>("hCentralityV0M", "Centrality distribution V0M", "", fNumberOfCentralityBins, 0., 100., "Centrality","dN^{Events}");
96   AddHistogram1D<TH1D>("hCentralityV0A", "Centrality distribution V0A", "", fNumberOfCentralityBins, 0., 100., "Centrality","dN^{Events}");
97   AddHistogram1D<TH1D>("hCentralityV0C", "Centrality distribution V0C", "", fNumberOfCentralityBins, 0., 100., "Centrality","dN^{Events}");
98   AddHistogram1D<TH1D>("hCentralityZNA", "Centrality distribution ZNA", "", fNumberOfCentralityBins, 0., 100., "Centrality","dN^{Events}");
99   AddHistogram1D<TH1D>("hCentrality", Form("Centrality distribution %s", fCentralityType.Data()), "", fNumberOfCentralityBins, 0., 100., "Centrality","dN^{Events}");
100
101   if(fDoJetAnalysis)
102   {
103     // Background corrected jet spectra
104     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}");    
105     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}");
106     AddHistogram2D<TH2D>("hJetPtBgrdSubtractedExternal_Phi1", "Jets p_{T} distribution, external background (Improved CMS) subtracted (1st part of azimuth)", "", 500, -50., 200., fNumberOfCentralityBins, 0, 100, "p_{T} (GeV/c)","Centrality","dN^{Jets}/dp_{T}");    
107     AddHistogram2D<TH2D>("hJetPtBgrdSubtractedExternal_Phi2", "Jets p_{T} distribution, external background (Improved CMS) subtracted (2nd part of azimuth)", "", 500, -50., 200., fNumberOfCentralityBins, 0, 100, "p_{T} (GeV/c)","Centrality","dN^{Jets}/dp_{T}");    
108     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}");
109     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}");
110     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}");
111     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}");
112     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}");    
113     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}");    
114     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}");
115
116     AddHistogram2D<TProfile2D>("hJetPtSubtractedRhoExternal", "Mean subtracted KT (External) background from jets", "COLZ", 600, 0, 150, fNumberOfCentralityBins, 0, 100, "Jet p_{T}", "Centrality", "#rho mean");
117     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");
118     AddHistogram2D<TProfile2D>("hJetPtSubtractedRhoPP", "Mean subtracted KT (pp from Michal) background from jets", "COLZ", 600, 0, 150, fNumberOfCentralityBins, 0, 100, "Jet p_{T}", "Centrality", "#rho mean");
119
120     // Jet QA plots
121     AddHistogram2D<TH2D>("hJetConstituentPt", "Jet constituents p_{T} distribution", "", 500, -50., 200., fNumberOfCentralityBins, 0, 100, "p_{T} (GeV/c)","Centrality","dN^{Tracks}/dp_{T}");
122     AddHistogram2D<TH2D>("hJetConstituentPtVsJetPt", "Jet constituents p_{T} distribution", "", 500, -50., 200., 200, 0, 200, "#it{p}_{T} (GeV/c)","#it{p}_{T}^{jet} (GeV/c)","dN^{Tracks}/dp_{T}");
123     AddHistogram1D<TH1D>("hJetCountAll", "Number of Jets", "", 200, 0., 200., "N jets","dN^{Events}/dN^{Jets}");
124     AddHistogram1D<TH1D>("hJetCountAccepted", "Number of accepted Jets", "", 200, 0., 200., "N jets","dN^{Events}/dN^{Jets}");
125     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}}");
126     AddHistogram1D<TH1D>("hLeadingJetPt", "Leading jet p_{T}", "", 500, -50., 200., "p_{T} (GeV/c)","dN^{Jets}/dp_{T}");
127     AddHistogram1D<TH1D>("hSecondLeadingJetPt", "Second leading jet p_{T}", "", 500, -50., 200., "p_{T} (GeV/c)","dN^{Jets}/dp_{T}");
128     AddHistogram1D<TH1D>("hCorrectedLeadingJetPt", "Corrected leading jet p_{T}", "", 500, -50., 200., "p_{T} (GeV/c)","dN^{Jets}/dp_{T}");
129     AddHistogram1D<TH1D>("hCorrectedSecondLeadingJetPt", "Corrected second leading jet p_{T}", "", 500, -50., 200., "p_{T} (GeV/c)","dN^{Jets}/dp_{T}");
130     AddHistogram1D<TH1D>("hJetDeltaPhi", "Jets combinatorial #Delta #phi", "", 250, 0., TMath::Pi(), "#Delta #phi","dN^{Jets}/d(#Delta #phi)");
131     AddHistogram1D<TH1D>("hLeadingJetDeltaPhi", "1st and 2nd leading jet #Delta #phi", "", 250, 0., TMath::Pi(), "#Delta #phi","dN^{Jets}/d(#Delta #phi)");
132
133     // Background distributions
134     AddHistogram2D<TH2D>("hKTBackgroundExternal", "KT background density (External task)", "LEGO2", 400, 0., 40., fNumberOfCentralityBins, 0, 100, "#rho (GeV/c)","Centrality", "dN^{Events}/d#rho");
135     AddHistogram2D<TH2D>("hKTBackgroundExternal20GeV", "KT background density (External task, jet p_{T} > 20 GeV)", "LEGO2", 400, 0., 40., fNumberOfCentralityBins, 0, 100, "#rho (GeV/c)","Centrality", "dN^{Events}/d#rho");
136     AddHistogram2D<TH2D>("hKTBackgroundImprovedCMS", "KT background density (Improved CMS approach)", "LEGO2", 400, 0., 40., fNumberOfCentralityBins, 0, 100, "#rho (GeV/c)","Centrality", "dN^{Events}/d#rho");
137     AddHistogram2D<TH2D>("hPPBackground", "PP background density (Michals approach)", "LEGO2", 400, 0., 40., fNumberOfCentralityBins, 0, 100, "#rho (GeV/c)","Centrality", "dN^{Events}/d#rho");
138     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");
139     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");
140     AddHistogram2D<TH2D>("hKTBackgroundCMS", "KT background density (CMS approach)", "LEGO2", 400, 0., 40., fNumberOfCentralityBins, 0, 100, "#rho (GeV/c)","Centrality", "dN^{Events}/d#rho");
141     AddHistogram2D<TH2D>("hKTBackgroundMean", "KT background density (Mean approach)", "LEGO2", 400, 0., 40., fNumberOfCentralityBins, 0, 100, "#rho (GeV/c)","Centrality", "dN^{Events}/d#rho");
142     AddHistogram2D<TH2D>("hKTBackgroundTrackLike", "KT background density (Track-like approach)", "LEGO2", 400, 0., 40., fNumberOfCentralityBins, 0, 100, "#rho (GeV/c)","Centrality", "dN^{Events}/d#rho");
143     AddHistogram2D<TH2D>("hTRBackgroundNoExcl", "TR background density (No signal excluded)", "LEGO2", 400, 0., 40., fNumberOfCentralityBins, 0, 100, "#rho (GeV/c)","Centrality", "dN^{Events}/d#rho");
144     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");
145     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");
146     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");
147     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");
148     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");
149
150     // Delta pt distributions
151     AddHistogram2D<TH2D>("hDeltaPtExternalBgrd", "Background fluctuations #delta p_{T} (KT, External)", "", 1801, -40.0, 80.0, fNumberOfCentralityBins, 0, 100, "#delta p_{T} (GeV/c)","Centrality","dN^{Jets}/d#delta p_{T}");
152     AddHistogram2D<TH2D>("hDeltaPtExternalBgrdVsPt", "Background fluctuations #delta p_{T} (KT, External, in p_{T} bins)", "", 1801, -40.0, 80.0, 200, 0, 200, "#delta p_{T} (GeV/c)","Raw jet p_{T}","dN^{Jets}/d#delta p_{T}");
153     AddHistogram2D<TH2D>("hDeltaPtKTImprovedCMS", "Background fluctuations #delta p_{T} (KT, Improved CMS-like)", "", 1801, -40.0, 80.0, fNumberOfCentralityBins, 0, 100, "#delta p_{T} (GeV/c)","Centrality","dN^{Jets}/d#delta p_{T}");
154     AddHistogram2D<TH2D>("hDeltaPtKTImprovedCMSFullExclusion", "Background fluctuations #delta p_{T} (KT, Improved CMS-like, full leading jet exclusion)", "", 1801, -40.0, 80.0, fNumberOfCentralityBins, 0, 100, "#delta p_{T} (GeV/c)","Centrality","dN^{Jets}/d#delta p_{T}");
155     AddHistogram2D<TH2D>("hDeltaPtNoBackground", "Background fluctuations #delta p_{T} (No background)", "", 1801, -40.0, 80.0, fNumberOfCentralityBins, 0, 100, "#delta p_{T} (GeV/c)","Centrality","dN^{Jets}/d#delta p_{T}");
156     AddHistogram2D<TH2D>("hDeltaPtKTPbPb", "Background fluctuations #delta p_{T} (KT, PbPb w/o ghosts)", "", 1801, -40.0, 80.0, fNumberOfCentralityBins, 0, 100, "#delta p_{T} (GeV/c)","Centrality","dN^{Jets}/d#delta p_{T}");
157     AddHistogram2D<TH2D>("hDeltaPtKTPbPbWithGhosts", "Background fluctuations #delta p_{T} (KT, PbPb w/ ghosts)", "", 1801, -40.0, 80.0, fNumberOfCentralityBins, 0, 100, "#delta p_{T} (GeV/c)","Centrality","dN^{Jets}/d#delta p_{T}");
158     AddHistogram2D<TH2D>("hDeltaPtKTCMS", "Background fluctuations #delta p_{T} (KT, CMS-like)", "", 1801, -40.0, 80.0, fNumberOfCentralityBins, 0, 100, "#delta p_{T} (GeV/c)","Centrality","dN^{Jets}/d#delta p_{T}");
159     AddHistogram2D<TH2D>("hDeltaPtKTMean", "Background fluctuations #delta p_{T} (KT, Mean)", "", 1801, -40.0, 80.0, fNumberOfCentralityBins, 0, 100, "#delta p_{T} (GeV/c)","Centrality","dN^{Jets}/d#delta p_{T}");
160     AddHistogram2D<TH2D>("hDeltaPtKTTrackLike", "Background fluctuations #delta p_{T} (KT, track-like)", "", 1801, -40.0, 80.0, fNumberOfCentralityBins, 0, 100, "#delta p_{T} (GeV/c)","Centrality","dN^{Jets}/d#delta p_{T}");
161     AddHistogram2D<TH2D>("hDeltaPtTR", "Background fluctuations #delta p_{T} (TR, cone R=0.6)", "", 1801, -40.0, 80.0, fNumberOfCentralityBins, 0, 100,  "#delta p_{T} (GeV/c)","Centrality","dN^{Jets}/d#delta p_{T}");
162
163     // Track QA plots
164     AddHistogram2D<TH2D>("hTrackCountAcc", "Number of tracks in acceptance vs. centrality", "LEGO2", 750, 0., 750., fNumberOfCentralityBins, 0, 100, "N tracks","Centrality", "dN^{Events}/dN^{Tracks}");
165     AddHistogram2D<TH2D>("hTrackPt", "Tracks p_{T} distribution", "", 1000, 0., 250., fNumberOfCentralityBins, 0, 100, "p_{T} (GeV/c)", "Centrality", "dN^{Tracks}/dp_{T}");
166     AddHistogram2D<TH2D>("hTrackPtNegEta", "Tracks p_{T} distribution (negative #eta)", "", 1000, 0., 250., fNumberOfCentralityBins, 0, 100, "p_{T} (GeV/c)","Centrality","dN^{Tracks}/dp_{T}");
167     AddHistogram2D<TH2D>("hTrackPtPosEta", "Tracks p_{T} distribution (positive #eta)", "", 1000, 0., 250., fNumberOfCentralityBins, 0, 100, "p_{T} (GeV/c)","Centrality","dN^{Tracks}/dp_{T}");
168     AddHistogram1D<TH1D>("hTrackCharge", "Charge", "", 11, -5, 5, "Charge (e)","dN^{Tracks}/dq");
169     AddHistogram1D<TH1D>("hTrackPhi", "Track #phi distribution", "", 360, 0, TMath::TwoPi(), "#phi","dN^{Tracks}/d#phi");
170     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)");
171     AddHistogram2D<TH2D>("hTrackPtPhiEta", "Track p_{T} angular distribution", "LEGO2", 100, 0., 2*TMath::Pi(),100, -2.5, 2.5, "#phi","#eta","dp_{T}^{Tracks}/(d#phi d#eta)");
172     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}");
173     AddHistogram2D<TH2D>("hTrackPhiTrackType", "Track #phi distribution for different track types", "LEGO2", 360, 0, TMath::TwoPi(), 3, 0, 3, "#phi", "Label", "dN^{Tracks}/d#phi");
174     AddHistogram2D<TH2D>("hTrackPtTrackType", "Track p_{T} distribution for different track types", "LEGO2", 1000, 0., 250., 3, 0, 3, "p_{T} (GeV/c)", "Label", "dN^{Tracks}/dp_{T}");
175     AddHistogram2D<TH2D>("hTrackEta", "Track #eta distribution", "COLZ", 180, fMinEta, fMaxEta, fNumberOfCentralityBins, 0., 100., "#eta", "Centrality", "dN^{Tracks}/d#eta");
176
177     // Jet QA plots
178     AddHistogram1D<TH1D>("hRawJetArea", "Jets area distribution w/o area cut", "", 200, 0., 2., "Area","dN^{Jets}/dA");
179     AddHistogram2D<TH2D>("hJetArea", "Jets area distribution", "COLZ", 200, 0., 2.,  500, -50., 200, "Area","Jet p_{T}","dN^{Jets}/dA");
180     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)");
181     AddHistogram2D<TH2D>("hJetEta", "Jets #eta distribution", "COLZ", 180, fMinEta, fMaxEta, fNumberOfCentralityBins, 0., 100., "#eta", "Centrality", "dN^{Jets}/d#eta");
182     AddHistogram2D<TH2D>("hJetEta2GeVTracks", "Jets #eta distribution, track p_{T} > 2 GeV", "COLZ", 180, fMinEta, fMaxEta, fNumberOfCentralityBins, 0., 100., "#eta", "Centrality", "dN^{Jets}/d#eta");
183     AddHistogram2D<TH2D>("hJetEta4GeVTracks", "Jets #eta distribution, track p_{T} > 4 GeV", "COLZ", 180, fMinEta, fMaxEta, fNumberOfCentralityBins, 0., 100., "#eta", "Centrality", "dN^{Jets}/d#eta");
184     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)");
185     AddHistogram2D<TH2D>("hJetPtPhiEta", "Jets p_{T} angular distribution", "LEGO2", 360, 0., 2*TMath::Pi(),100, -1.0, 1.0, "#phi","#eta","dp_{T}^{Jets}/(d#phi d#eta)");
186     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})");
187
188     // ######## Jet profiles
189     if(fAnalyzeJetProfile)
190     {
191       SetCurrentOutputList(1);
192       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");
193       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");
194       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");
195       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");
196       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");
197       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");
198       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");
199       SetCurrentOutputList(0);
200     }
201   }
202   // ######## Jet track cuts
203   if(fAnalyzeTrackcuts)
204   {
205     SetCurrentOutputList(2);
206
207     AddCutHistogram("hCutsNumberClusters", "Trackcut histogram: Number of clusters", "Number of clusters", 40, 20, 160);
208     AddCutHistogram("hCutsChi2TPC", "Trackcut histogram: #chi^{2} per TPC cluster", "#chi^{2}", 40, 0, 8);
209     AddCutHistogram("hCutsChi2ITS", "Trackcut histogram: #chi^{2} per ITS cluster", "#chi^{2}", 25, 0., 50);
210     AddCutHistogram("hCutsChi2Constrained", "Trackcut histogram: #chi^{2} for global constrained tracks", "#chi^{2}", 60, 0, 60);
211     AddCutHistogram("hCutsDCAXY", "Trackcut histogram: Max. DCA xy for prim. vertex", "DCA xy", 20, 0, 4);
212     AddCutHistogram("hCutsDCAZ", "Trackcut histogram: Max. DCA z for prim. vertex", "DCA z", 20, 0, 4);
213     AddCutHistogram("hCutsSPDHit", "Trackcut histogram: Hit in SPD layer", "Hit or not", 2, -0.5, 1.5);
214     AddCutHistogram("hCutsNumberCrossedRows", "Trackcut histogram: Number of crossed rows", "Number of crossed rows", 40, 20, 160);
215     AddCutHistogram("hCutsNumberCrossedRowsOverFindableClusters", "Trackcut histogram: Number of crossed rows over findable clusters", "Number of crossed rows over findable clusters", 26, 0.4, 1.8);
216     AddCutHistogram("hCutsSharedTPC", "Trackcut histogram: Shared TPC clusters", "Shared fraction", 40, 0, 1);
217     AddCutHistogram("hCutsTPCRefit", "Trackcut histogram: TPC refit", "Has TPC refit", 2, -0.5, 1.5);
218     AddCutHistogram("hCutsTPCLength", "Trackcut histogram: TPC length", "TPC length", 40, 0, 170);
219     AddCutHistogram("hCutsTrackConstrained", "Trackcut histogram: Tracks constrained to vertex", "Track is constrained", 2, -0.5, 1.5);
220     AddCutHistogram("hCutsTPCITSMatching", "Trackcut histogram: TPC-ITS matching", "Track is matched", 2, -0.5, 1.5);
221     AddCutHistogram("hCutsClustersPtDependence", "Trackcut histogram: pT dependence for number of clusters/crossed rows cut.", "Value at 20 GeV: 90, 100, 110, or 120", 4, -0.5, 3.5);
222
223     const int nbPt=100;
224     const double ptMax=50;
225     AddHistogram2D<TH2D>("hCutsITSTPC_NMatch", "Number matches", "", nbPt,0,ptMax,kMaxMatch+1,-0.5,kMaxMatch+0.5, "p_{T}","N matches");
226     AddHistogram2D<TH2D>("hCutsITSTPC_BestMatch", "Best match chi2", "", nbPt,0,ptMax,2*int(TMath::Max(1.1,kMaxChi2)),0,kMaxChi2, "p_{T}","chi2");
227     AddHistogram2D<TH2D>("hCutsITSTPC_BestMatch_cuts", "Best match chi2", "", nbPt,0,ptMax,2*int(TMath::Max(1.1,kMaxChi2)),0,kMaxChi2, "p_{T}","chi2");
228     AddHistogram2D<TH2D>("hCutsITSTPC_AllMatch", "All matches chi2", "", nbPt,0,ptMax,2*int(TMath::Max(1.1,kMaxChi2)),0,kMaxChi2, "p_{T}","chi2");
229     AddHistogram2D<TH2D>("hCutsITSTPC_AllMatchGlo", "All matches chi2", "", nbPt,0,ptMax,2*int(TMath::Max(1.1,kMaxChi2)),0,kMaxChi2, "p_{T}","chi2");
230     AddHistogram2D<TH2D>("hCutsITSTPC_PtCorr_ITSTPC", "PtCorr", "", nbPt,0,ptMax,nbPt,0,ptMax, "p_{T}","p_{T}");
231     AddHistogram2D<TH2D>("hCutsITSTPC_dPtRel_ITSTPC", "dPt/pt", "", nbPt,0,ptMax,2*nbPt+1,-0.4*ptMax,0.4*ptMax, "p_{T}","1/pt");
232     AddHistogram2D<TH2D>("hCutsITSTPC_dInvPtRel_ITSTPC", "pt*dPt^{-1}", "", nbPt,0,ptMax,2*nbPt+1,-0.4*ptMax,0.4*ptMax, "p_{T}","1/pt");
233
234     AddHistogram2D<TH2D>("hCutsITSTPC_NMatchBg", "Number matches", "", nbPt,0,ptMax,kMaxMatch+1,-0.5,kMaxMatch+0.5, "p_{T}","N matches");
235     AddHistogram2D<TH2D>("hCutsITSTPC_BestMatchBg", "Best match chi2", "", nbPt,0,ptMax,2*int(TMath::Max(1.1,kMaxChi2)),0,kMaxChi2, "p_{T}","chi2");
236     AddHistogram2D<TH2D>("hCutsITSTPC_BestMatchBg_cuts", "Best match chi2", "", nbPt,0,ptMax,2*int(TMath::Max(1.1,kMaxChi2)),0,kMaxChi2, "p_{T}","chi2");
237     AddHistogram2D<TH2D>("hCutsITSTPC_AllMatchBg", "All matches chi2", "", nbPt,0,ptMax,2*int(TMath::Max(1.1,kMaxChi2)),0,kMaxChi2, "p_{T}","chi2");
238     AddHistogram2D<TH2D>("hCutsITSTPC_AllMatchGloBg", "All matches chi2", "", nbPt,0,ptMax,2*int(TMath::Max(1.1,kMaxChi2)),0,kMaxChi2, "p_{T}","chi2");
239     AddHistogram2D<TH2D>("hCutsITSTPC_PtCorrBg_ITSTPC", "PtCorr", "", nbPt,0,ptMax,nbPt,0,ptMax, "p_{T}","p_{T}");
240     AddHistogram2D<TH2D>("hCutsITSTPC_dPtRelBg_ITSTPC", "dPt/pt", "", nbPt,0,ptMax,2*nbPt+1,-0.4*ptMax,0.4*ptMax, "p_{T}","1/pt");
241     AddHistogram2D<TH2D>("hCutsITSTPC_dInvPtRelBg_ITSTPC", "pt*dPt^{-1}", "", nbPt,0,ptMax,2*nbPt+1,-0.4*ptMax,0.4*ptMax, "p_{T}","1/pt");
242
243     SetCurrentOutputList(0);
244   }
245
246   PostData(1, fOutputLists[0]);
247   if(fAnalyzeJetProfile)
248     PostData(2, fOutputLists[1]);
249   if(fAnalyzeTrackcuts)
250   {
251     if(fAnalyzeJetProfile)
252       PostData(3, fOutputLists[2]);
253     else
254       PostData(2, fOutputLists[1]);
255   }
256
257 }
258
259 //________________________________________________________________________
260 AliAnalysisTaskChargedJetsPA::AliAnalysisTaskChargedJetsPA(const char *name, const char* trackArrayName, const char* jetArrayName, const char* backgroundJetArrayName, Bool_t analyzeJetProfile, Bool_t analyzeTrackcuts) : AliAnalysisTaskSE(name), fOutputLists(), fCurrentOutputList(0), fDoJetAnalysis(1), fAnalyzeJetProfile(0), fAnalyzeTrackcuts(0), fParticleLevel(0), fUseDefaultVertexCut(1), fUsePileUpCut(1), fSetCentralityToOne(0), fNoExternalBackground(0), fBackgroundForJetProfile(0), fPartialAnalysisNParts(1), fPartialAnalysisIndex(0), fJetArray(0), fTrackArray(0), fBackgroundJetArray(0), fJetArrayName(), fTrackArrayName(), fBackgroundJetArrayName(), fRhoTaskName(), fRandConeRadius(0.4), fSignalJetRadius(0.4), fBackgroundJetRadius(0.4), fNumberExcludedJets(-1), fMinEta(-0.9), fMaxEta(0.9), fMinJetEta(-0.5), fMaxJetEta(0.5), fMinTrackPt(0.150), fMinJetPt(5.0), fMinJetArea(0.5), fMinBackgroundJetPt(0.0), fMinNCrossedRows(70), fUsePtDepCrossedRowsCut(0), fNumberOfCentralityBins(20), fCentralityType("V0A"), fMatchTr(), fMatchChi(), fPrimaryVertex(0), fFirstLeadingJet(0), fSecondLeadingJet(0), fFirstLeadingKTJet(0), fSecondLeadingKTJet(0), fNumberSignalJets(0), fNumberSignalJetsAbove5GeV(0), fRandom(0), fHelperClass(0), fInitialized(0), fTaskInstanceCounter(0), fIsDEBUG(0), fIsPA(1), fNoTerminate(1), fEventCounter(0), fHybridESDtrackCuts(0), fHybridESDtrackCuts_variedPtDep(0), fHybridESDtrackCuts_variedPtDep2(0)
261 {
262   #ifdef DEBUGMODE
263     AliInfo("Calling constructor.");
264   #endif
265
266   // Every instance of this task gets his own number
267   static Int_t instance = 0;
268   fTaskInstanceCounter = instance;
269   instance++;
270
271   fAnalyzeJetProfile = analyzeJetProfile;
272   fAnalyzeTrackcuts  = analyzeTrackcuts; 
273
274   // Save the observables array names
275   fTrackArrayName  = trackArrayName;
276   fJetArrayName = jetArrayName;
277   fBackgroundJetArrayName = backgroundJetArrayName;
278
279   if (fTrackArrayName.Contains("MCParticles") || fTrackArrayName.Contains("mcparticles"))
280     fParticleLevel = kTRUE;
281
282   DefineOutput(1, TList::Class());
283   if(fAnalyzeJetProfile)
284     DefineOutput(2, TList::Class());
285   if(fAnalyzeTrackcuts)
286   {
287     if(fAnalyzeJetProfile)
288       DefineOutput(3, TList::Class());
289     else
290       DefineOutput(2, TList::Class());
291   }
292
293   #ifdef DEBUGMODE
294     AliInfo("Constructor done.");
295   #endif
296 }
297
298 //________________________________________________________________________
299 void AliAnalysisTaskChargedJetsPA::InitializeTrackcuts()
300 {
301   AliESDtrackCuts* commonTrackCuts = new AliESDtrackCuts;
302   commonTrackCuts->SetMaxChi2PerClusterTPC(4);
303   commonTrackCuts->SetMaxChi2PerClusterITS(36);
304   commonTrackCuts->SetAcceptKinkDaughters(kFALSE);
305   commonTrackCuts->SetRequireTPCRefit(kTRUE);
306   commonTrackCuts->SetRequireITSRefit(kTRUE);
307   commonTrackCuts->SetRequireSigmaToVertex(kFALSE);
308   commonTrackCuts->SetMaxDCAToVertexXY(2.4);
309   commonTrackCuts->SetMaxDCAToVertexZ(3.2);
310   commonTrackCuts->SetDCAToVertex2D(kTRUE);
311   commonTrackCuts->SetMaxFractionSharedTPCClusters(0.4);
312   commonTrackCuts->SetMaxChi2TPCConstrainedGlobal(36);
313   commonTrackCuts->SetClusterRequirementITS(AliESDtrackCuts::kSPD, AliESDtrackCuts::kAny);
314
315   AliESDtrackCuts*    fTrackCutsPA_global = NULL;
316   AliESDtrackCuts*    fTrackCutsPA_complementary = NULL;
317   AliESDtrackCuts*    fTrackCutsPP_global = NULL;
318   AliESDtrackCuts*    fTrackCutsPP_complementary = NULL;
319   AliESDtrackCuts*    fTrackCutsPP_global_variedPtDep = NULL;
320   AliESDtrackCuts*    fTrackCutsPP_complementary_variedPtDep = NULL;
321   AliESDtrackCuts*    fTrackCutsPP_global_variedPtDep2 = NULL;
322   AliESDtrackCuts*    fTrackCutsPP_complementary_variedPtDep2 = NULL;
323
324   //pPb
325   fTrackCutsPA_global = static_cast<AliESDtrackCuts*>(commonTrackCuts->Clone("fTrackCutsPA_global"));
326   fTrackCutsPA_global->SetMinNCrossedRowsTPC(fMinNCrossedRows);
327   fTrackCutsPA_global->SetMinRatioCrossedRowsOverFindableClustersTPC(0.8);
328   fTrackCutsPA_complementary = static_cast<AliESDtrackCuts*>(fTrackCutsPA_global->Clone("fTrackCutsPA_complementary"));
329   fTrackCutsPA_complementary->SetRequireITSRefit(kFALSE);
330   fTrackCutsPA_complementary->SetClusterRequirementITS(AliESDtrackCuts::kSPD, AliESDtrackCuts::kOff);
331
332   //pp 
333   fTrackCutsPP_global = static_cast<AliESDtrackCuts*>(commonTrackCuts->Clone("fTrackCutsPP_global"));
334   TFormula *f1NClustersTPCLinearPtDep = new TFormula("f1NClustersTPCLinearPtDep","70.+30./20.*x");
335   fTrackCutsPP_global->SetMinNClustersTPCPtDep(f1NClustersTPCLinearPtDep,20.);
336   fTrackCutsPP_global->SetMinNClustersTPC(70);
337   fTrackCutsPP_global->SetRequireTPCStandAlone(kTRUE); //cut on NClustersTPC and chi2TPC Iter1
338   fTrackCutsPP_global->SetEtaRange(-0.9,0.9);
339   fTrackCutsPP_global->SetPtRange(0.15, 1e15);
340   fTrackCutsPP_complementary = static_cast<AliESDtrackCuts*>(fTrackCutsPP_global->Clone("fTrackCutsPP_complementary"));
341   fTrackCutsPP_complementary->SetRequireITSRefit(kFALSE);
342   fTrackCutsPP_complementary->SetClusterRequirementITS(AliESDtrackCuts::kSPD, AliESDtrackCuts::kOff);
343
344   //pp, different pT dependence of number clusters cut, No. I
345
346   fTrackCutsPP_global_variedPtDep = static_cast<AliESDtrackCuts*>(commonTrackCuts->Clone("fTrackCutsPP_global_variedPtDep"));
347   TFormula *f1NClustersTPCLinearPtDep2 = new TFormula("f1NClustersTPCLinearPtDep2","70.+15./20.*x");
348   fTrackCutsPP_global_variedPtDep->SetMinNClustersTPCPtDep(f1NClustersTPCLinearPtDep2,20.);
349   fTrackCutsPP_global_variedPtDep->SetMinNClustersTPC(70);
350   fTrackCutsPP_global_variedPtDep->SetRequireTPCStandAlone(kTRUE); //cut on NClustersTPC and chi2TPC Iter1
351   fTrackCutsPP_global_variedPtDep->SetEtaRange(-0.9,0.9);
352   fTrackCutsPP_global_variedPtDep->SetPtRange(0.15, 1e15);
353   fTrackCutsPP_complementary_variedPtDep = static_cast<AliESDtrackCuts*>(fTrackCutsPP_global_variedPtDep->Clone("fTrackCutsPP_complementary_variedPtDep"));
354   fTrackCutsPP_complementary_variedPtDep->SetRequireITSRefit(kFALSE);
355   fTrackCutsPP_complementary_variedPtDep->SetClusterRequirementITS(AliESDtrackCuts::kSPD, AliESDtrackCuts::kOff);
356
357   //pp, different pT dependence of number clusters cut, No. II
358
359   fTrackCutsPP_global_variedPtDep2 = static_cast<AliESDtrackCuts*>(commonTrackCuts->Clone("fTrackCutsPP_global_variedPtDep2"));
360   TFormula *f1NClustersTPCLinearPtDep3 = new TFormula("f1NClustersTPCLinearPtDep3","70.+45./20.*x");
361   fTrackCutsPP_global_variedPtDep2->SetMinNClustersTPCPtDep(f1NClustersTPCLinearPtDep3,20.);
362   fTrackCutsPP_global_variedPtDep2->SetMinNClustersTPC(70);
363   fTrackCutsPP_global_variedPtDep2->SetRequireTPCStandAlone(kTRUE); //cut on NClustersTPC and chi2TPC Iter1
364   fTrackCutsPP_global_variedPtDep2->SetEtaRange(-0.9,0.9);
365   fTrackCutsPP_global_variedPtDep2->SetPtRange(0.15, 1e15);
366   fTrackCutsPP_complementary_variedPtDep2 = static_cast<AliESDtrackCuts*>(fTrackCutsPP_global_variedPtDep2->Clone("fTrackCutsPP_complementary_variedPtDep2"));
367   fTrackCutsPP_complementary_variedPtDep2->SetRequireITSRefit(kFALSE);
368   fTrackCutsPP_complementary_variedPtDep2->SetClusterRequirementITS(AliESDtrackCuts::kSPD, AliESDtrackCuts::kOff);
369
370   fHybridESDtrackCuts = new AliESDHybridTrackcuts();
371   if(fIsPA)
372   {
373     fHybridESDtrackCuts->SetMainCuts(fTrackCutsPA_global);
374     fHybridESDtrackCuts->SetAdditionalCuts(fTrackCutsPA_complementary);
375   }
376   else
377   {
378     fHybridESDtrackCuts_variedPtDep = new AliESDHybridTrackcuts();
379     fHybridESDtrackCuts_variedPtDep2 = new AliESDHybridTrackcuts();
380
381     fHybridESDtrackCuts->SetMainCuts(fTrackCutsPP_global);
382     fHybridESDtrackCuts->SetAdditionalCuts(fTrackCutsPP_complementary);
383     fHybridESDtrackCuts_variedPtDep->SetMainCuts(fTrackCutsPP_global_variedPtDep);
384     fHybridESDtrackCuts_variedPtDep->SetAdditionalCuts(fTrackCutsPP_complementary_variedPtDep);
385     fHybridESDtrackCuts_variedPtDep2->SetMainCuts(fTrackCutsPP_global_variedPtDep2);
386     fHybridESDtrackCuts_variedPtDep2->SetAdditionalCuts(fTrackCutsPP_complementary_variedPtDep2);
387   }
388
389   delete commonTrackCuts;
390 }
391
392 //________________________________________________________________________
393 void AliAnalysisTaskChargedJetsPA::CreateCutHistograms()
394 {
395
396   AliESDEvent* fESD = dynamic_cast<AliESDEvent*>( InputEvent() );
397   if (!fESD)
398   {
399     AliError("For cut analysis, ESDs must be processed!");
400     return;
401   }
402
403   SetCurrentOutputList(2);
404
405   Float_t dca[2], cov[3]; // dca_xy, dca_z, sigma_xy, sigma_xy_z, sigma_z for the vertex cut
406   for (Int_t i=0;i < fESD->GetNumberOfTracks(); i++)
407   {
408     AliESDtrack* track = fESD->GetTrack(i);
409
410     // Basics kinematic variables
411     Double_t pT                  = track->Pt();
412     Double_t eta                 = track->Eta();
413     Double_t phi                 = track->Phi();
414
415     // Number of clusters
416     Double_t nclsITS             = track->GetITSclusters(0);
417
418     // Crossed rows
419     Double_t ncrTPC              = track->GetTPCCrossedRows();
420     Double_t nCRoverFC           = 0;
421     if(track->GetTPCNclsF())
422       nCRoverFC = track->GetTPCCrossedRows()/track->GetTPCNclsF();
423
424     // Chi2 of tracks
425     Double_t chi2ITS             = 999.; 
426     if (nclsITS)
427       chi2ITS = track->GetITSchi2()/nclsITS;
428     Double_t chi2TPC             = 999.;
429     Double_t chi2TPCConstrained  = track->GetChi2TPCConstrainedVsGlobal(static_cast<const AliESDVertex*>(fPrimaryVertex));
430
431     // Misc
432     Double_t SharedTPCClusters = 999.;
433     Double_t nClustersTPC = 0;
434
435     if(fHybridESDtrackCuts->GetMainCuts()->GetRequireTPCStandAlone())
436     {
437       nClustersTPC = track->GetTPCNclsIter1();
438       if(nClustersTPC)
439         chi2TPC = track->GetTPCchi2Iter1()/nClustersTPC;
440     }
441     else 
442     {
443       nClustersTPC = track->GetTPCclusters(0);
444       if(nClustersTPC)
445         chi2TPC = track->GetTPCchi2()/nClustersTPC;
446     }
447
448     if(nClustersTPC)
449       SharedTPCClusters = static_cast<Double_t>(track->GetTPCnclsS())/static_cast<Double_t>(nClustersTPC);
450
451
452     Double_t tpcLength   = 0.;
453     if (track->GetInnerParam() && track->GetESDEvent()) {
454       tpcLength = track->GetLengthInActiveZone(1, 1.8, 220, track->GetESDEvent()->GetMagneticField());
455     }
456     track->GetImpactParameters(dca, cov);
457
458     // Basic kinematic cuts
459     if((pT<0.15) || (TMath::Abs(eta)>0.9))
460       continue;
461
462     Int_t trackType = 0;
463
464     // ################################################################
465     // ################################################################
466
467     if(fIsPA)
468     {
469       trackType = fHybridESDtrackCuts->AcceptTrack(track);
470       Double_t tmpThreshold90  = 70. + 20./20. * pT;
471       Double_t tmpThreshold100 = 70. + 30./20. * pT;
472       Double_t tmpThreshold110 = 70. + 40./20. * pT;
473       Double_t tmpThreshold120 = 70. + 50./20. * pT;
474
475       if(pT>20.)
476       {
477         tmpThreshold90 = 70. + 20.;
478         tmpThreshold100 = 70. + 30.;
479         tmpThreshold110 = 70. + 40.;
480         tmpThreshold120 = 70. + 50.;
481       }
482
483       if (trackType)
484       {
485         if(ncrTPC>=tmpThreshold90)
486           FillCutHistogram("hCutsClustersPtDependence", 0, pT, eta, phi, trackType-1);
487         if(ncrTPC>=tmpThreshold100)
488           FillCutHistogram("hCutsClustersPtDependence", 1, pT, eta, phi, trackType-1);
489         if(ncrTPC>=tmpThreshold110)
490           FillCutHistogram("hCutsClustersPtDependence", 2, pT, eta, phi, trackType-1);
491         if(ncrTPC>=tmpThreshold120)
492           FillCutHistogram("hCutsClustersPtDependence", 3, pT, eta, phi, trackType-1);
493       }
494
495       if(fUsePtDepCrossedRowsCut && (ncrTPC<tmpThreshold100)) // pT dep crossed rows cut is not fulfilled
496         continue; // next track
497     }
498     else
499     {
500       trackType = fHybridESDtrackCuts_variedPtDep->AcceptTrack(track);
501       if (trackType)
502         FillCutHistogram("hCutsClustersPtDependence", 0, pT, eta, phi, trackType-1);
503
504       trackType = fHybridESDtrackCuts->AcceptTrack(track);
505       if (trackType)
506         FillCutHistogram("hCutsClustersPtDependence", 1, pT, eta, phi, trackType-1);
507
508       trackType = fHybridESDtrackCuts_variedPtDep2->AcceptTrack(track);
509       if (trackType)
510         FillCutHistogram("hCutsClustersPtDependence", 2, pT, eta, phi, trackType-1);
511     }
512
513     // ################################################################
514     // ################################################################
515     Int_t minNclsTPC = fHybridESDtrackCuts->GetMainCuts()->GetMinNClusterTPC();
516     Int_t minNclsTPC_Additional = fHybridESDtrackCuts->GetAdditionalCuts()->GetMinNClusterTPC();
517     fHybridESDtrackCuts->GetMainCuts()->SetMinNClustersTPC(0);
518     fHybridESDtrackCuts->GetAdditionalCuts()->SetMinNClustersTPC(0);
519
520     trackType = fHybridESDtrackCuts->AcceptTrack(track);
521     if (trackType)
522       FillCutHistogram("hCutsNumberClusters", nClustersTPC, pT, eta, phi, trackType-1);
523
524     fHybridESDtrackCuts->GetMainCuts()->SetMinNClustersTPC(minNclsTPC);
525     fHybridESDtrackCuts->GetAdditionalCuts()->SetMinNClustersTPC(minNclsTPC_Additional);
526     // ################################################################
527     // ################################################################
528     Float_t maxChi2 = fHybridESDtrackCuts->GetMainCuts()->GetMaxChi2PerClusterTPC();
529     Float_t maxChi2_Additional = fHybridESDtrackCuts->GetAdditionalCuts()->GetMaxChi2PerClusterTPC();
530     fHybridESDtrackCuts->GetMainCuts()->SetMaxChi2PerClusterTPC(999.);
531     fHybridESDtrackCuts->GetAdditionalCuts()->SetMaxChi2PerClusterTPC(999.);
532
533     trackType = fHybridESDtrackCuts->AcceptTrack(track);
534     if (trackType)
535       FillCutHistogram("hCutsChi2TPC", chi2TPC, pT, eta, phi, trackType-1);
536
537     fHybridESDtrackCuts->GetMainCuts()->SetMaxChi2PerClusterTPC(maxChi2);
538     fHybridESDtrackCuts->GetAdditionalCuts()->SetMaxChi2PerClusterTPC(maxChi2_Additional);
539
540     // ################################################################
541     // ################################################################
542     Float_t maxChi2TPCConstrained = fHybridESDtrackCuts->GetMainCuts()->GetMaxChi2TPCConstrainedGlobal();
543     Float_t maxChi2TPCConstrained_Additional = fHybridESDtrackCuts->GetAdditionalCuts()->GetMaxChi2TPCConstrainedGlobal();
544     fHybridESDtrackCuts->GetMainCuts()->SetMaxChi2TPCConstrainedGlobal(999.);
545     fHybridESDtrackCuts->GetAdditionalCuts()->SetMaxChi2TPCConstrainedGlobal(999.);
546
547     trackType = fHybridESDtrackCuts->AcceptTrack(track);
548     if (trackType)
549       FillCutHistogram("hCutsChi2Constrained", chi2TPCConstrained, pT, eta, phi, trackType-1);
550
551     fHybridESDtrackCuts->GetMainCuts()->SetMaxChi2TPCConstrainedGlobal(maxChi2TPCConstrained);
552     fHybridESDtrackCuts->GetAdditionalCuts()->SetMaxChi2TPCConstrainedGlobal(maxChi2TPCConstrained_Additional);
553
554     // ################################################################
555     // ################################################################
556     Float_t maxDcaZ = fHybridESDtrackCuts->GetMainCuts()->GetMaxDCAToVertexZ();
557     Float_t maxDcaZ_Additional = fHybridESDtrackCuts->GetAdditionalCuts()->GetMaxDCAToVertexZ();
558     fHybridESDtrackCuts->GetMainCuts()->SetMaxDCAToVertexZ(999.);
559     fHybridESDtrackCuts->GetAdditionalCuts()->SetMaxDCAToVertexZ(999.);
560
561     trackType = fHybridESDtrackCuts->AcceptTrack(track);
562     if (trackType)
563       FillCutHistogram("hCutsDCAZ", TMath::Abs(dca[1]), pT, eta, phi, trackType-1);
564
565     fHybridESDtrackCuts->GetMainCuts()->SetMaxDCAToVertexZ(maxDcaZ);
566     fHybridESDtrackCuts->GetAdditionalCuts()->SetMaxDCAToVertexZ(maxDcaZ_Additional);
567
568     // ################################################################
569     // ################################################################
570     Float_t maxDcaXY = fHybridESDtrackCuts->GetMainCuts()->GetMaxDCAToVertexXY();
571     Float_t maxDcaXY_Additional = fHybridESDtrackCuts->GetAdditionalCuts()->GetMaxDCAToVertexXY();
572     fHybridESDtrackCuts->GetMainCuts()->SetMaxDCAToVertexXY(999.);
573     fHybridESDtrackCuts->GetAdditionalCuts()->SetMaxDCAToVertexXY(999.);
574
575     trackType = fHybridESDtrackCuts->AcceptTrack(track);
576     if (trackType)
577       FillCutHistogram("hCutsDCAXY", TMath::Abs(dca[0]), pT, eta, phi, trackType-1);
578
579     fHybridESDtrackCuts->GetMainCuts()->SetMaxDCAToVertexXY(maxDcaXY);
580     fHybridESDtrackCuts->GetAdditionalCuts()->SetMaxDCAToVertexXY(maxDcaXY_Additional);
581
582     // ################################################################
583     // ################################################################
584     AliESDtrackCuts::ITSClusterRequirement clusterReq = fHybridESDtrackCuts->GetMainCuts()->GetClusterRequirementITS(AliESDtrackCuts::kSPD);
585     AliESDtrackCuts::ITSClusterRequirement clusterReq_Additional = fHybridESDtrackCuts->GetAdditionalCuts()->GetClusterRequirementITS(AliESDtrackCuts::kSPD);
586     fHybridESDtrackCuts->GetMainCuts()->SetClusterRequirementITS(AliESDtrackCuts::kSPD, AliESDtrackCuts::kOff);
587     fHybridESDtrackCuts->GetAdditionalCuts()->SetClusterRequirementITS(AliESDtrackCuts::kSPD, AliESDtrackCuts::kOff);
588
589     Int_t hasPoint = 0;
590     if (track->HasPointOnITSLayer(0) || track->HasPointOnITSLayer(1)) hasPoint = 1;
591     trackType = fHybridESDtrackCuts->AcceptTrack(track);
592     if (trackType)
593       FillCutHistogram("hCutsSPDHit", hasPoint, pT, eta, phi, trackType-1);
594
595     fHybridESDtrackCuts->GetMainCuts()->SetClusterRequirementITS(AliESDtrackCuts::kSPD, clusterReq);
596     fHybridESDtrackCuts->GetAdditionalCuts()->SetClusterRequirementITS(AliESDtrackCuts::kSPD, clusterReq_Additional);
597
598     // ################################################################
599     // ################################################################
600     Float_t minNcrTPC = fHybridESDtrackCuts->GetMainCuts()->GetMinNCrossedRowsTPC();
601     Float_t minNcrTPC_Additional = fHybridESDtrackCuts->GetAdditionalCuts()->GetMinNCrossedRowsTPC();
602     fHybridESDtrackCuts->GetMainCuts()->SetMinNCrossedRowsTPC(0);
603     fHybridESDtrackCuts->GetAdditionalCuts()->SetMinNCrossedRowsTPC(0);
604
605     trackType = fHybridESDtrackCuts->AcceptTrack(track);
606     if (trackType)
607       FillCutHistogram("hCutsNumberCrossedRows", ncrTPC, pT, eta, phi, trackType-1);
608
609     fHybridESDtrackCuts->GetMainCuts()->SetMinNCrossedRowsTPC(minNcrTPC);
610     fHybridESDtrackCuts->GetAdditionalCuts()->SetMinNCrossedRowsTPC(minNcrTPC_Additional);
611
612     // ################################################################
613     // ################################################################
614     Float_t minCRoverFC = fHybridESDtrackCuts->GetMainCuts()->GetMinRatioCrossedRowsOverFindableClustersTPC();
615     Float_t minCRoverFC_Additional = fHybridESDtrackCuts->GetAdditionalCuts()->GetMinRatioCrossedRowsOverFindableClustersTPC();
616     fHybridESDtrackCuts->GetMainCuts()->SetMinRatioCrossedRowsOverFindableClustersTPC(0.);
617     fHybridESDtrackCuts->GetAdditionalCuts()->SetMinRatioCrossedRowsOverFindableClustersTPC(0.);
618
619     trackType = fHybridESDtrackCuts->AcceptTrack(track);
620     if (trackType)
621       FillCutHistogram("hCutsNumberCrossedRowsOverFindableClusters", nCRoverFC, pT, eta, phi, trackType-1);
622
623     fHybridESDtrackCuts->GetMainCuts()->SetMinRatioCrossedRowsOverFindableClustersTPC(minCRoverFC);
624     fHybridESDtrackCuts->GetAdditionalCuts()->SetMinRatioCrossedRowsOverFindableClustersTPC(minCRoverFC_Additional);
625
626     // ################################################################
627     // ################################################################
628     Float_t maxSharedTPC = fHybridESDtrackCuts->GetMainCuts()->GetMaxFractionSharedTPCClusters();
629     Float_t maxSharedTPC_Additional = fHybridESDtrackCuts->GetAdditionalCuts()->GetMaxFractionSharedTPCClusters();
630     fHybridESDtrackCuts->GetMainCuts()->SetMaxFractionSharedTPCClusters(999.);
631     fHybridESDtrackCuts->GetAdditionalCuts()->SetMaxFractionSharedTPCClusters(999.);
632
633     trackType = fHybridESDtrackCuts->AcceptTrack(track);
634     if (trackType)
635       FillCutHistogram("hCutsSharedTPC", SharedTPCClusters, pT, eta, phi, trackType-1);
636
637     fHybridESDtrackCuts->GetMainCuts()->SetMaxFractionSharedTPCClusters(maxSharedTPC);
638     fHybridESDtrackCuts->GetAdditionalCuts()->SetMaxFractionSharedTPCClusters(maxSharedTPC_Additional);
639
640     // ################################################################
641     // ################################################################
642     Bool_t reqTPCRefit = fHybridESDtrackCuts->GetMainCuts()->GetRequireTPCRefit();
643     Bool_t reqTPCRefit_Additional = fHybridESDtrackCuts->GetAdditionalCuts()->GetRequireTPCRefit();
644
645     fHybridESDtrackCuts->GetMainCuts()->SetRequireTPCRefit(1);
646     fHybridESDtrackCuts->GetAdditionalCuts()->SetRequireTPCRefit(1);
647     trackType = fHybridESDtrackCuts->AcceptTrack(track);
648     if (trackType)
649       FillCutHistogram("hCutsTPCRefit", 1, pT, eta, phi, trackType-1);
650     else // track is not accepted as global hybrid with TPC refit requirement
651     {
652       fHybridESDtrackCuts->GetMainCuts()->SetRequireTPCRefit(0);
653       fHybridESDtrackCuts->GetAdditionalCuts()->SetRequireTPCRefit(0);
654       trackType = fHybridESDtrackCuts->AcceptTrack(track);
655       if (trackType)
656         FillCutHistogram("hCutsTPCRefit", 0, pT, eta, phi, trackType-1);
657     }
658     fHybridESDtrackCuts->GetMainCuts()->SetRequireTPCRefit(reqTPCRefit);
659     fHybridESDtrackCuts->GetAdditionalCuts()->SetRequireTPCRefit(reqTPCRefit_Additional);
660
661     // ################################################################
662     // ################################################################
663     Float_t maxChi2ITS = fHybridESDtrackCuts->GetMainCuts()->GetMaxChi2PerClusterITS();
664     Float_t maxChi2ITS_Additional = fHybridESDtrackCuts->GetAdditionalCuts()->GetMaxChi2PerClusterITS();
665     fHybridESDtrackCuts->GetMainCuts()->SetMaxChi2PerClusterITS(999.);
666     fHybridESDtrackCuts->GetAdditionalCuts()->SetMaxChi2PerClusterITS(999.);
667
668     trackType = fHybridESDtrackCuts->AcceptTrack(track);
669     if (trackType)
670       FillCutHistogram("hCutsChi2ITS", chi2ITS, pT, eta, phi, trackType-1);
671
672     fHybridESDtrackCuts->GetMainCuts()->SetMaxChi2PerClusterITS(maxChi2ITS);
673     fHybridESDtrackCuts->GetAdditionalCuts()->SetMaxChi2PerClusterITS(maxChi2ITS_Additional);
674
675     // ################################################################
676     // ################################################################
677     Float_t minTpcLength = fHybridESDtrackCuts->GetMainCuts()->GetMinLengthActiveVolumeTPC(); // Active length TPC
678     Float_t minTpcLength_Additional = fHybridESDtrackCuts->GetAdditionalCuts()->GetMinLengthActiveVolumeTPC();
679     fHybridESDtrackCuts->GetMainCuts()->SetMinLengthActiveVolumeTPC(0);
680     fHybridESDtrackCuts->GetAdditionalCuts()->SetMinLengthActiveVolumeTPC(0);
681
682     trackType = fHybridESDtrackCuts->AcceptTrack(track);
683     if (trackType)
684       FillCutHistogram("hCutsTPCLength", tpcLength, pT, eta, phi, trackType-1);
685
686     fHybridESDtrackCuts->GetMainCuts()->SetMinLengthActiveVolumeTPC(minTpcLength);
687     fHybridESDtrackCuts->GetAdditionalCuts()->SetMinLengthActiveVolumeTPC(minTpcLength_Additional);
688
689     // ################################################################
690     // ################################################################
691     Bool_t isMatched = kFALSE;
692     Float_t chi2tpc = fHybridESDtrackCuts->GetMainCuts()->GetMaxChi2TPCConstrainedGlobal();
693     Float_t chi2its = fHybridESDtrackCuts->GetMainCuts()->GetMaxChi2PerClusterITS();
694     Float_t chi2tpc_Additional = fHybridESDtrackCuts->GetAdditionalCuts()->GetMaxChi2TPCConstrainedGlobal();
695     Float_t chi2its_Additional = fHybridESDtrackCuts->GetAdditionalCuts()->GetMaxChi2PerClusterITS();
696     
697     fHybridESDtrackCuts->GetMainCuts()->SetMaxChi2TPCConstrainedGlobal(99999.);
698     fHybridESDtrackCuts->GetMainCuts()->SetMaxChi2PerClusterITS(999999.);
699     fHybridESDtrackCuts->GetAdditionalCuts()->SetMaxChi2TPCConstrainedGlobal(99999.);
700     fHybridESDtrackCuts->GetAdditionalCuts()->SetMaxChi2PerClusterITS(999999.);
701     
702     trackType = fHybridESDtrackCuts->AcceptTrack(track);
703     if (trackType)
704       FillCutHistogram("hCutsTPCITSMatching", isMatched, pT, eta, phi, trackType-1);
705
706     fHybridESDtrackCuts->GetMainCuts()->SetMaxChi2TPCConstrainedGlobal(chi2tpc);
707     fHybridESDtrackCuts->GetMainCuts()->SetMaxChi2PerClusterITS(chi2its);
708     fHybridESDtrackCuts->GetAdditionalCuts()->SetMaxChi2TPCConstrainedGlobal(chi2tpc_Additional);
709     fHybridESDtrackCuts->GetAdditionalCuts()->SetMaxChi2PerClusterITS(chi2its_Additional);
710
711     isMatched=kTRUE;
712     trackType = fHybridESDtrackCuts->AcceptTrack(track);
713     if (trackType)
714       FillCutHistogram("hCutsTPCITSMatching", isMatched, pT, eta, phi, trackType-1);
715
716     // ################################################################
717     // ################################################################
718     if((fHybridESDtrackCuts->GetMainCuts()->GetClusterRequirementITS(AliESDtrackCuts::kSPD) == AliESDtrackCuts::kOff)
719     || (fHybridESDtrackCuts->GetAdditionalCuts() && (fHybridESDtrackCuts->GetAdditionalCuts()->GetClusterRequirementITS(AliESDtrackCuts::kSPD) == AliESDtrackCuts::kOff))) 
720     {
721       Bool_t isConstrainedWithITSRefit = static_cast<Bool_t>(track->GetConstrainedParam()) && ((track->GetStatus())&AliESDtrack::kITSrefit);
722       if (trackType)
723         FillCutHistogram("hCutsTrackConstrained", isConstrainedWithITSRefit, pT, eta, phi, trackType-1);
724     }
725
726   }
727
728   CreateITSTPCMatchingHistograms();
729   SetCurrentOutputList(0);
730 }
731
732 //________________________________________________________________________
733 void AliAnalysisTaskChargedJetsPA::CreateITSTPCMatchingHistograms()
734 {
735   //
736   // check how many its-sa tracks get matched to TPC
737   //
738   Bool_t fExcludeMomFromChi2ITSTPC = kFALSE; // ITS->TPC : exclude momentum from matching chi2 calculation
739
740   AliESDEvent* fESD = dynamic_cast<AliESDEvent*>( InputEvent() );
741   if (!fESD)
742   {
743     AliError("For cut analysis, ESDs must be processed!");
744     return;
745   }
746
747   int ntr = fESD->GetNumberOfTracks();
748   //
749   // initialize histograms
750   //
751   TH2D * hNMatch         = (TH2D*) fCurrentOutputList->FindObject("hCutsITSTPC_NMatch");
752   TH2D * hBestMatch      = (TH2D*) fCurrentOutputList->FindObject("hCutsITSTPC_BestMatch");
753   TH2D * hBestMatch_cuts = (TH2D*) fCurrentOutputList->FindObject("hCutsITSTPC_BestMatch_cuts");
754   TH2D * hAllMatch       = (TH2D*) fCurrentOutputList->FindObject("hCutsITSTPC_AllMatch");
755   TH2D * hAllMatchGlo    = (TH2D*) fCurrentOutputList->FindObject("hCutsITSTPC_AllMatchGlo");  
756   TH2D * hPtCorr_ITSTPC  = (TH2D*) fCurrentOutputList->FindObject("hCutsITSTPC_PtCorr_ITSTPC");
757   TH2D * hdPtRel_ITSTPC  = (TH2D*) fCurrentOutputList->FindObject("hCutsITSTPC_dPtRel_ITSTPC");
758   TH2D * hdInvPtRel_ITSTPC = (TH2D*) fCurrentOutputList->FindObject("hCutsITSTPC_dInvPtRel_ITSTPC");
759
760   //
761   TH2D * hNMatchBg          = (TH2D*) fCurrentOutputList->FindObject("hCutsITSTPC_NMatchBg");
762   TH2D * hBestMatchBg       = (TH2D*) fCurrentOutputList->FindObject("hCutsITSTPC_BestMatchBg");
763   TH2D * hBestMatchBg_cuts  = (TH2D*) fCurrentOutputList->FindObject("hCutsITSTPC_BestMatchBg_cuts");
764   TH2D * hAllMatchBg        = (TH2D*) fCurrentOutputList->FindObject("hCutsITSTPC_AllMatchBg");
765   TH2D * hAllMatchGloBg     = (TH2D*) fCurrentOutputList->FindObject("hCutsITSTPC_AllMatchGloBg");    
766   TH2D * hdPtRelBg_ITSTPC    = (TH2D*) fCurrentOutputList->FindObject("hCutsITSTPC_dPtRelBg_ITSTPC");
767   TH2D * hdInvPtRelBg_ITSTPC = (TH2D*) fCurrentOutputList->FindObject("hCutsITSTPC_dInvPtRelBg_ITSTPC");
768
769   if(!(hNMatch && hBestMatch && hBestMatch_cuts && hAllMatch && hAllMatchGlo && hPtCorr_ITSTPC && hdPtRel_ITSTPC && hdInvPtRel_ITSTPC && hNMatchBg && hBestMatchBg && hBestMatchBg_cuts && hAllMatchBg && hAllMatchGloBg && hdPtRelBg_ITSTPC && hdInvPtRelBg_ITSTPC))
770   {
771     cout << " === ERROR: At least one of the ITSTPC histograms not found! ===\n";
772     cout << Form(" === Details: %p-%p-%p-%p-%p-%p-%p-%p-%p-%p-%p-%p-%p-%p-%p", hNMatch, hBestMatch, hBestMatch_cuts, hAllMatch, hAllMatchGlo, hPtCorr_ITSTPC, hdPtRel_ITSTPC, hdInvPtRel_ITSTPC, hNMatchBg, hBestMatchBg, hBestMatchBg_cuts, hAllMatchBg, hAllMatchGloBg, hdPtRelBg_ITSTPC, hdInvPtRelBg_ITSTPC) << endl;
773     fCurrentOutputList->Print();
774     return;    
775   }
776   //
777   for (int it=0;it<ntr;it++) {
778     AliESDtrack* trSA = fESD->GetTrack(it);
779     if (!trSA->IsOn(AliESDtrack::kITSpureSA) || !trSA->IsOn(AliESDtrack::kITSrefit)) continue;
780     double pt = trSA->Pt();
781
782     // OB - fiducial eta and pt cuts
783     Double_t etaSA = trSA->Eta();
784
785     if(TMath::Abs(etaSA)>0.8) continue;
786
787     //
788     Int_t nmatch = 0;
789     for (int i=kMaxMatch;i--;) {fMatchChi[i]=0; fMatchTr[i]=0;}
790     for (int it1=0;it1<ntr;it1++){
791       if (it1==it) continue;
792
793       AliESDtrack* trESD = fESD->GetTrack(it1);
794       if (!trESD->IsOn(AliESDtrack::kTPCrefit)) continue;
795       Match(trSA,trESD, nmatch, fExcludeMomFromChi2ITSTPC);
796     }
797     //
798     
799     hNMatch->Fill(pt,nmatch);
800     if (nmatch>0){
801       hBestMatch->Fill(pt,fMatchChi[0]);
802       hPtCorr_ITSTPC->Fill(pt,fMatchTr[0]->Pt()); 
803       hdPtRel_ITSTPC->Fill(pt,(pt-fMatchTr[0]->Pt())/pt); 
804       hdInvPtRel_ITSTPC->Fill(pt,pt*( 1/pt - (1/fMatchTr[0]->Pt()) )); 
805     }
806     
807     if (nmatch>0 && fHybridESDtrackCuts){
808       
809       if(fHybridESDtrackCuts->AcceptTrack(fMatchTr[0])){
810         hBestMatch_cuts->Fill(pt,fMatchChi[0]);
811       }
812     }
813     
814     //
815     for (int imt=nmatch;imt--;) {
816       hAllMatch->Fill(pt,fMatchChi[imt]);
817       if (fMatchTr[imt]->IsOn(AliESDtrack::kITSrefit)) hAllMatchGlo->Fill(pt,fMatchChi[imt]);
818     }
819     //
820     nmatch = 0;
821     for (int i=kMaxMatch;i--;) {fMatchChi[i]=0; fMatchTr[i]=0;}
822     for (int it1=0;it1<ntr;it1++) {
823       if (it1==it) continue;
824       AliESDtrack* trESD = fESD->GetTrack(it1);
825       if (!trESD->IsOn(AliESDtrack::kTPCrefit)) continue;
826       Match(trSA,trESD, nmatch, fExcludeMomFromChi2ITSTPC, TMath::Pi());
827     }
828     //
829     hNMatchBg->Fill(pt,nmatch);
830     if (nmatch>0){
831       hBestMatchBg->Fill(pt,fMatchChi[0]);
832       hdPtRelBg_ITSTPC->Fill(pt,(pt-fMatchTr[0]->Pt())/pt); 
833       hdInvPtRelBg_ITSTPC->Fill(pt,pt*( 1/pt - (1/fMatchTr[0]->Pt()) )); 
834     }
835
836     if (nmatch>0 && fHybridESDtrackCuts){
837       if(fHybridESDtrackCuts->AcceptTrack(fMatchTr[0])){
838         hBestMatchBg_cuts->Fill(pt,fMatchChi[0]);
839       }
840     }
841
842     for (int imt=nmatch;imt--;) {
843       hAllMatchBg->Fill(pt,fMatchChi[imt]);
844       if (fMatchTr[imt]->IsOn(AliESDtrack::kITSrefit)) hAllMatchGloBg->Fill(pt,fMatchChi[imt]);
845     }
846     //
847   }
848 }
849
850 //________________________________________________________________________
851 void AliAnalysisTaskChargedJetsPA::Match(AliESDtrack* tr0, AliESDtrack* tr1, Int_t& nmatch, Bool_t excludeMom, Double_t rotate)
852 {
853   //
854   // check if two tracks are matching, possible rotation for combinatoric backgr.
855   // 
856   AliESDEvent* fESD = dynamic_cast<AliESDEvent*>( InputEvent() );
857   if (!fESD)
858   {
859     AliError("For cut analysis, ESDs must be processed!");
860     return;
861   }
862
863   Float_t bField = fESD->GetMagneticField();
864   //
865   const AliExternalTrackParam* trtpc0 = tr1->GetInnerParam();
866   if (!trtpc0) return;
867   AliExternalTrackParam trtpc(*trtpc0);
868   //
869   if (TMath::Abs(rotate)>1e-5) {
870     const double *par = trtpc.GetParameter();
871     const double *cov = trtpc.GetCovariance();
872     double alp = trtpc.GetAlpha() + rotate;
873     trtpc.Set(trtpc.GetX(),alp,par,cov);
874   }
875   //
876   if (!trtpc.Rotate(tr0->GetAlpha())) return;
877   if (!trtpc.PropagateTo(tr0->GetX(),bField)) return;
878   double chi2 = tr0->GetPredictedChi2(&trtpc);
879
880   //std::cout<<" in Match, nmatch "<<nmatch<<" par[4] before "<<trtpc.GetParameter()[4]<<" chi2 "<<chi2<<endl;
881
882   // OB chi2 excluding pt 
883   if(excludeMom){
884     ((double*)trtpc.GetParameter())[4] = tr0->GetParameter()[4]; // set ITS mom equal TPC mom
885     chi2 = tr0->GetPredictedChi2(&trtpc);
886
887     //std::cout<<" in Match, nmatch "<<nmatch<<" par[4] after "<<trtpc.GetParameter()[4]<<" tr0 mom "<<tr0->GetParameter()[4]
888     //       <<" chi2 "<<chi2<<std::endl;
889   }
890
891
892   if (chi2>kMaxChi2) return;
893
894   // std::cout<<" found good match, tr1 "<<tr1<<" chi2 "<<chi2<<std::endl;
895   // std::cout<<" before: fMatchChi[0]  "<<fMatchChi[0]<<" [1] "<<fMatchChi[1]
896   //       <<" [2]  "<<fMatchChi[2]<<" [3] "<<fMatchChi[3]
897   //       <<" [4]  "<<fMatchChi[4]<<std::endl; 
898
899   // std::cout<<" before: fMatchTr[0]  "<<fMatchTr[0]<<" [1] "<<fMatchTr[1]
900   //       <<" [2]  "<<fMatchTr[2]<<" [3] "<<fMatchTr[3]
901   //       <<" [4]  "<<fMatchTr[4]<<std::endl; 
902
903   //
904   int ins;
905   for (ins=0;ins<nmatch;ins++) if (chi2<fMatchChi[ins]) break;
906   if (ins>=kMaxMatch) return;
907   
908   for (int imv=nmatch;imv>ins;imv--) {
909     if (imv>=kMaxMatch) continue;
910     fMatchTr[imv]  = fMatchTr[imv-1];
911     fMatchChi[imv] = fMatchChi[imv-1];
912   }
913   fMatchTr[ins] = tr1;
914   fMatchChi[ins] = chi2;
915   nmatch++;
916   if (nmatch>=kMaxMatch) nmatch = kMaxMatch;
917   //
918 }
919
920 //________________________________________________________________________
921 Double_t AliAnalysisTaskChargedJetsPA::GetExternalRho()
922 {
923   // Get rho from event.
924   AliRhoParameter *rho = 0;
925   if (!fRhoTaskName.IsNull()) {
926     rho = dynamic_cast<AliRhoParameter*>(InputEvent()->FindListObject(fRhoTaskName.Data()));
927     if (!rho) {
928       AliWarning(Form("%s: Could not retrieve rho with name %s!", GetName(), fRhoTaskName.Data())); 
929       return 0;
930     }
931   }
932   else
933     return 0;
934
935   return (rho->GetVal());
936 }
937
938 //________________________________________________________________________
939 inline Bool_t AliAnalysisTaskChargedJetsPA::IsEventInAcceptance(AliVEvent* event)
940 {
941   if (!event)
942     return kFALSE;
943
944   FillHistogram("hEventAcceptance", 0.5); // number of events before manual cuts
945   if(fUsePileUpCut)
946     if(fHelperClass->IsPileUpEvent(event))
947       return kFALSE;
948
949   FillHistogram("hEventAcceptance", 1.5); // number of events after pileup cuts
950
951   fPrimaryVertex = event->GetPrimaryVertex();
952
953   FillHistogram("hVertexZBeforeVertexCut",fPrimaryVertex->GetZ());
954
955   if(fUseDefaultVertexCut)
956   {
957     if(!fHelperClass->IsVertexSelected2013pA(event))
958       return kFALSE;
959   }
960   else // Failsafe vertex cut
961   {
962     if(!fPrimaryVertex || (TMath::Abs(fPrimaryVertex->GetZ()) > 10.0) || (fPrimaryVertex->GetNContributors()<1)) 
963       return kFALSE;
964   }
965
966
967   FillHistogram("hVertexZAfterVertexCut",fPrimaryVertex->GetZ());
968
969   FillHistogram("hEventAcceptance", 2.5); // number of events after vertex cut
970
971   return kTRUE;
972 }
973
974 //________________________________________________________________________
975 inline Bool_t AliAnalysisTaskChargedJetsPA::IsTrackInAcceptance(AliVParticle* track)
976 {
977   FillHistogram("hTrackAcceptance", 0.5);
978   if (track != 0)
979   {
980     if ((track->Eta() < fMaxEta) && (track->Eta() >= fMinEta))
981     {
982       FillHistogram("hTrackAcceptance", 1.5);
983       if (track->Pt() >= fMinTrackPt)
984       {
985         FillHistogram("hTrackAcceptance", 2.5);
986         return kTRUE;
987       }
988     }
989   }
990   return kFALSE;
991 }
992
993 //________________________________________________________________________
994 inline Bool_t AliAnalysisTaskChargedJetsPA::IsBackgroundJetInAcceptance(AliEmcalJet *jet)
995 {   
996   if (jet != 0)
997     if ((jet->Eta() >= fMinJetEta) && (jet->Eta() < fMaxJetEta))
998       if (jet->Pt() >= fMinBackgroundJetPt)
999         return kTRUE;
1000
1001   return kFALSE;
1002 }
1003
1004 //________________________________________________________________________
1005 inline Bool_t AliAnalysisTaskChargedJetsPA::IsSignalJetInAcceptance(AliEmcalJet *jet, Bool_t usePtCut)
1006 {
1007   Bool_t acceptedWithPtCut = kFALSE;
1008   Bool_t acceptedWithoutPtCut = kFALSE;
1009
1010   FillHistogram("hJetAcceptance", 0.5);
1011   if (jet != 0)
1012     if ((jet->Eta() >= fMinJetEta) && (jet->Eta() < fMaxJetEta))
1013     {
1014       FillHistogram("hJetAcceptance", 1.5);
1015       if (jet->Pt() >= fMinJetPt) // jet fulfills pt cut
1016       {
1017         FillHistogram("hJetAcceptance", 2.5);
1018         if (jet->Area() >= fMinJetArea)
1019         {
1020           FillHistogram("hJetAcceptance", 3.5);
1021           acceptedWithPtCut = kTRUE;
1022         }
1023       }
1024       else if(!usePtCut) // jet does not fulfill pt cut
1025       {
1026         if (jet->Area() >= fMinJetArea)
1027           acceptedWithoutPtCut = kTRUE;
1028       }
1029     }
1030
1031   if(usePtCut)
1032     return (acceptedWithPtCut);
1033   else
1034     return (acceptedWithPtCut || acceptedWithoutPtCut);
1035 }
1036
1037 //________________________________________________________________________
1038 void AliAnalysisTaskChargedJetsPA::ExecOnce()
1039 {
1040   #ifdef DEBUGMODE
1041     AliInfo("Starting ExecOnce.");
1042   #endif
1043   fInitialized = kTRUE;
1044
1045   // Check for track array
1046   if (strcmp(fTrackArrayName.Data(), "") != 0)
1047   {
1048     fTrackArray = dynamic_cast<TClonesArray*>(InputEvent()->FindListObject(fTrackArrayName.Data()));
1049     if (!fTrackArray) 
1050       AliWarning(Form("%s: Could not retrieve tracks %s!", GetName(), fTrackArrayName.Data())); 
1051     else
1052     {
1053       TClass *cl = fTrackArray->GetClass();
1054       if (!cl->GetBaseClass("AliVParticle"))
1055       {
1056         AliError(Form("%s: Collection %s does not contain AliVParticle objects!", GetName(), fTrackArrayName.Data())); 
1057         fTrackArray = 0;
1058       }
1059     }
1060   }
1061
1062   // Check for jet array
1063   if (strcmp(fJetArrayName.Data(), "") != 0)
1064   {
1065     fJetArray = dynamic_cast<TClonesArray*>(InputEvent()->FindListObject(fJetArrayName.Data()));
1066     if (!fJetArray) 
1067       AliWarning(Form("%s: Could not retrieve jets %s!", GetName(), fJetArrayName.Data())); 
1068     else
1069     {
1070       if (!fJetArray->GetClass()->GetBaseClass("AliEmcalJet")) 
1071       {
1072         AliError(Form("%s: Collection %s does not contain AliEmcalJet objects!", GetName(), fJetArrayName.Data())); 
1073         fJetArray = 0;
1074       }
1075     }
1076   }
1077
1078   // Check for background object
1079   if (strcmp(fBackgroundJetArrayName.Data(), "") != 0)
1080   {
1081     fBackgroundJetArray = dynamic_cast<TClonesArray*>(InputEvent()->FindListObject(fBackgroundJetArrayName.Data()));
1082     if (!fBackgroundJetArray)
1083       AliInfo(Form("%s: Could not retrieve background jets %s!", GetName(), fBackgroundJetArrayName.Data())); 
1084   }
1085
1086   // Initialize helper class (for vertex selection & pile up correction)
1087   fHelperClass = new AliAnalysisUtils();
1088   fHelperClass->SetCutOnZVertexSPD(kFALSE);
1089   // Histogram init
1090   Init();
1091   // Trackcut initialization
1092   InitializeTrackcuts();
1093
1094   #ifdef DEBUGMODE
1095     AliInfo("ExecOnce done.");
1096   #endif
1097
1098 }
1099
1100 //________________________________________________________________________
1101 void AliAnalysisTaskChargedJetsPA::GetLeadingJets()
1102 {
1103   // Reset vars
1104   fFirstLeadingJet = NULL;
1105   fSecondLeadingJet = NULL;
1106   fFirstLeadingKTJet = NULL;
1107   fSecondLeadingKTJet = NULL;
1108
1109   fNumberSignalJets = 0;
1110   fNumberSignalJetsAbove5GeV = 0;
1111
1112   Int_t jetIDArray[]   = {-1, -1};
1113   Float_t maxJetPts[] = {0, 0};
1114   jetIDArray[0] = -1;
1115   jetIDArray[1] = -1;
1116
1117   Int_t jetIDArrayKT[]   = {-1, -1};
1118   Float_t maxJetPtsKT[] = {0, 0};
1119   jetIDArrayKT[0] = -1;
1120   jetIDArrayKT[1] = -1;
1121
1122   // Find leading signal jets
1123   for (Int_t i = 0; i < fJetArray->GetEntries(); i++)
1124   {
1125     AliEmcalJet* jet = static_cast<AliEmcalJet*>(fJetArray->At(i));
1126     if (!jet) 
1127     {
1128       AliError(Form("%s: Could not receive jet %d", GetName(), i));
1129       continue;
1130     }
1131
1132     if (!IsSignalJetInAcceptance(jet)) continue;
1133
1134     if (jet->Pt() > maxJetPts[0]) 
1135     {
1136       maxJetPts[1] = maxJetPts[0];
1137       jetIDArray[1] = jetIDArray[0];
1138       maxJetPts[0] = jet->Pt();
1139       jetIDArray[0] = i;
1140     }
1141     else if (jet->Pt() > maxJetPts[1]) 
1142     {
1143       maxJetPts[1] = jet->Pt();
1144       jetIDArray[1] = i;
1145     }
1146     fNumberSignalJets++;
1147     if(jet->Pt() >= 5.)
1148       fNumberSignalJetsAbove5GeV++;
1149   }
1150
1151   // Find leading background jets
1152   for (Int_t i = 0; i < fBackgroundJetArray->GetEntries(); i++)
1153   {
1154     AliEmcalJet* jet = static_cast<AliEmcalJet*>(fBackgroundJetArray->At(i));
1155     if (!jet) 
1156     {
1157       AliError(Form("%s: Could not receive jet %d", GetName(), i));
1158       continue;
1159     }
1160
1161     if (!IsBackgroundJetInAcceptance(jet)) continue;
1162
1163     if (jet->Pt() > maxJetPtsKT[0]) 
1164     {
1165       maxJetPtsKT[1] = maxJetPtsKT[0];
1166       jetIDArrayKT[1] = jetIDArrayKT[0];
1167       maxJetPtsKT[0] = jet->Pt();
1168       jetIDArrayKT[0] = i;
1169     }
1170     else if (jet->Pt() > maxJetPtsKT[1]) 
1171     {
1172       maxJetPtsKT[1] = jet->Pt();
1173       jetIDArrayKT[1] = i;
1174     }
1175   }
1176
1177   if (jetIDArray[0] > -1)
1178     fFirstLeadingJet  = static_cast<AliEmcalJet*>(fJetArray->At(jetIDArray[0]));
1179   if (jetIDArray[1] > -1)
1180     fSecondLeadingJet = static_cast<AliEmcalJet*>(fJetArray->At(jetIDArray[1]));
1181   if (jetIDArrayKT[0] > -1)
1182     fFirstLeadingKTJet  = static_cast<AliEmcalJet*>(fBackgroundJetArray->At(jetIDArrayKT[0]));
1183   if (jetIDArrayKT[1] > -1)
1184     fSecondLeadingKTJet = static_cast<AliEmcalJet*>(fBackgroundJetArray->At(jetIDArrayKT[1]));
1185 }
1186
1187 //________________________________________________________________________
1188 inline Double_t AliAnalysisTaskChargedJetsPA::GetConePt(Double_t eta, Double_t phi, Double_t radius)
1189 {
1190   Double_t tmpConePt = 0.0;
1191
1192   for (Int_t i = 0; i < fTrackArray->GetEntries(); i++)
1193   {
1194     AliVTrack* tmpTrack = static_cast<AliVTrack*>(fTrackArray->At(i));
1195     if (IsTrackInAcceptance(tmpTrack))
1196       if(IsTrackInCone(tmpTrack, eta, phi, radius))
1197         tmpConePt = tmpConePt + tmpTrack->Pt();
1198   }
1199   return tmpConePt;
1200 }
1201
1202 //________________________________________________________________________
1203 inline Double_t AliAnalysisTaskChargedJetsPA::GetCorrectedConePt(Double_t eta, Double_t phi, Double_t radius, Double_t background)
1204 {
1205   Double_t tmpConePt = 0.0;
1206
1207   for (Int_t i = 0; i < fTrackArray->GetEntries(); i++)
1208   {
1209     AliVTrack* tmpTrack = static_cast<AliVTrack*>(fTrackArray->At(i));
1210     if (IsTrackInAcceptance(tmpTrack))
1211       if(IsTrackInCone(tmpTrack, eta, phi, radius))
1212         tmpConePt = tmpConePt + tmpTrack->Pt();
1213   }
1214   Double_t realConeArea = (1.0*(fMaxEta-fMinEta)) * TMath::TwoPi() * MCGetOverlapCircleRectancle(eta, phi, radius, fMinEta, fMaxEta, 0., TMath::TwoPi());
1215   tmpConePt -= background * realConeArea; // subtract background
1216
1217   return tmpConePt;
1218 }
1219
1220 //________________________________________________________________________
1221 inline Bool_t AliAnalysisTaskChargedJetsPA::IsTrackInCone(AliVTrack* track, Double_t eta, Double_t phi, Double_t radius)
1222 {
1223   // This is to use a full cone in phi even at the edges of phi (2pi -> 0) (0 -> 2pi)
1224   Double_t trackPhi = 0.0;
1225   if (track->Phi() > (TMath::TwoPi() - (radius-phi)))
1226     trackPhi = track->Phi() - TMath::TwoPi();
1227   else if (track->Phi() < (phi+radius - TMath::TwoPi()))
1228     trackPhi = track->Phi() + TMath::TwoPi();
1229   else
1230     trackPhi = track->Phi();
1231   
1232   if ( TMath::Abs(trackPhi-phi)*TMath::Abs(trackPhi-phi) + TMath::Abs(track->Eta()-eta)*TMath::Abs(track->Eta()-eta) <= radius*radius)
1233     return kTRUE;
1234   
1235   return kFALSE;
1236 }
1237
1238 //________________________________________________________________________
1239 inline Bool_t AliAnalysisTaskChargedJetsPA::IsTrackInJet(AliEmcalJet* jet, Int_t trackIndex)
1240 {
1241   for (Int_t i = 0; i < jet->GetNumberOfTracks(); ++i)
1242   {
1243     Int_t jetTrack = jet->TrackAt(i);
1244     if (jetTrack == trackIndex)
1245       return kTRUE;
1246   }
1247   return kFALSE;
1248 }
1249
1250 //________________________________________________________________________
1251 inline Bool_t AliAnalysisTaskChargedJetsPA::IsJetOverlapping(AliEmcalJet* jet1, AliEmcalJet* jet2)
1252 {
1253   for (Int_t i = 0; i < jet1->GetNumberOfTracks(); ++i)
1254   {
1255     Int_t jet1Track = jet1->TrackAt(i);
1256     for (Int_t j = 0; j < jet2->GetNumberOfTracks(); ++j)
1257     {
1258       Int_t jet2Track = jet2->TrackAt(j);
1259       if (jet1Track == jet2Track)
1260         return kTRUE;
1261     }
1262   }
1263   return kFALSE;
1264 }
1265
1266 //________________________________________________________________________
1267 Double_t AliAnalysisTaskChargedJetsPA::GetCorrectedJetPt(AliEmcalJet* jet, Double_t background)
1268 {
1269   #ifdef DEBUGMODE
1270     AliInfo("Getting corrected jet spectra.");
1271   #endif
1272
1273   Double_t correctedPt = -1.0;
1274   // if the passed background is not valid, do not subtract it
1275   if(background < 0)
1276     background = 0;
1277
1278   // Subtract background
1279   correctedPt = jet->Pt() - background * jet->Area();
1280
1281   #ifdef DEBUGMODE
1282     AliInfo("Got corrected jet spectra.");
1283   #endif 
1284
1285   return correctedPt;
1286 }
1287
1288
1289
1290 //________________________________________________________________________
1291 Double_t AliAnalysisTaskChargedJetsPA::GetDeltaPt(Double_t rho, Double_t leadingJetExclusionProbability)
1292 {
1293   #ifdef DEBUGMODE
1294     AliInfo("Getting Delta Pt.");
1295   #endif
1296
1297   // Define an invalid delta pt
1298   Double_t deltaPt = -10000.0;
1299
1300   // Define eta range
1301   Double_t etaMin, etaMax;
1302   etaMin = fMinEta+fRandConeRadius;
1303   etaMax = fMaxEta-fRandConeRadius;
1304
1305   // Define random cone
1306   Bool_t coneValid = kTRUE;
1307   Double_t tmpRandConeEta = etaMin + fRandom->Rndm()*(etaMax-etaMin);
1308   Double_t tmpRandConePhi = fRandom->Rndm()*TMath::TwoPi();
1309
1310   // if there is a jet, check for overlap if demanded
1311   if(leadingJetExclusionProbability)
1312   {
1313     AliEmcalJet* tmpLeading = dynamic_cast<AliEmcalJet*>(fJetArray->At(0));
1314     // Get leading jet (regardless of pT)
1315     for (Int_t i = 1; i<fJetArray->GetEntries(); i++)
1316     {
1317       AliEmcalJet* tmpJet = static_cast<AliEmcalJet*>(fJetArray->At(i));
1318       // if jet is in acceptance and higher, take as new leading
1319       if (tmpJet)
1320         if ( ((tmpJet->Eta() >= fMinJetEta) && (tmpJet->Eta() < fMaxJetEta)) && (tmpJet->Area() >= fMinJetArea))
1321           if((!tmpLeading) || (tmpJet->Pt() > tmpLeading->Pt()))
1322             tmpLeading = tmpJet;
1323     }
1324     if(tmpLeading)
1325     {
1326       Double_t excludedJetPhi = tmpLeading->Phi();
1327       Double_t excludedJetEta = tmpLeading->Eta();
1328       Double_t tmpDeltaPhi = GetDeltaPhi(tmpRandConePhi, excludedJetPhi);
1329
1330       // Check, if cone has overlap with jet
1331       if ( tmpDeltaPhi*tmpDeltaPhi + TMath::Abs(tmpRandConeEta-excludedJetEta)*TMath::Abs(tmpRandConeEta-excludedJetEta) <= fRandConeRadius*fRandConeRadius)
1332       {
1333         // Define probability to exclude the RC
1334         Double_t probability = leadingJetExclusionProbability;
1335
1336         // Only exclude cone with a given probability
1337         if (fRandom->Rndm()<=probability)
1338           coneValid = kFALSE;
1339       }
1340     }
1341   }
1342
1343   // Get the cones' pt and calculate delta pt
1344   if (coneValid)
1345     deltaPt = GetConePt(tmpRandConeEta,tmpRandConePhi,fRandConeRadius) - (rho*fRandConeRadius*fRandConeRadius*TMath::Pi());
1346
1347   return deltaPt;
1348   #ifdef DEBUGMODE
1349     AliInfo("Got Delta Pt.");
1350   #endif
1351 }
1352
1353 //________________________________________________________________________
1354 void AliAnalysisTaskChargedJetsPA::GetKTBackgroundDensityAll(Int_t numberExcludeLeadingJets, Double_t& rhoPbPb, Double_t& rhoPbPbWithGhosts, Double_t& rhoCMS, Double_t& rhoImprovedCMS, Double_t& rhoMean, Double_t& rhoTrackLike)
1355 {
1356   #ifdef DEBUGMODE
1357     AliInfo("Getting ALL KT background density.");
1358   #endif
1359
1360   static Double_t tmpRhoPbPb[1024];
1361   static Double_t tmpRhoPbPbWithGhosts[1024];
1362   static Double_t tmpRhoMean[1024];
1363   static Double_t tmpRhoCMS[1024];
1364   static Double_t tmpRhoImprovedCMS[1024];
1365   Double_t tmpCoveredArea = 0.0;
1366   Double_t tmpSummedArea = 0.0;
1367   Double_t tmpPtTrackLike = 0.0;
1368   Double_t tmpAreaTrackLike = 0.0;
1369
1370   // Setting invalid values
1371   rhoPbPb = 0.0;
1372   rhoPbPbWithGhosts = 0.0;
1373   rhoCMS = 0.0;
1374   rhoImprovedCMS = 0.0;
1375   rhoMean = 0.0;
1376   rhoTrackLike = 0.0;
1377
1378   Int_t rhoPbPbJetCount = 0;
1379   Int_t rhoPbPbWithGhostsJetCount = 0;
1380   Int_t rhoCMSJetCount = 0;
1381   Int_t rhoImprovedCMSJetCount = 0;
1382   Int_t rhoMeanJetCount = 0;
1383
1384
1385   // Exclude UP TO numberExcludeLeadingJets
1386   if(numberExcludeLeadingJets==-1)
1387     numberExcludeLeadingJets = fNumberSignalJets;
1388   if (fNumberSignalJets < numberExcludeLeadingJets)
1389     numberExcludeLeadingJets = fNumberSignalJets;
1390
1391   for (Int_t i = 0; i < fBackgroundJetArray->GetEntries(); i++)
1392   {
1393     AliEmcalJet* backgroundJet = static_cast<AliEmcalJet*>(fBackgroundJetArray->At(i));
1394
1395     if (!backgroundJet)
1396     {
1397       AliError(Form("%s: Could not receive jet %d", GetName(), i));
1398       continue;
1399     } 
1400
1401     tmpSummedArea += backgroundJet->Area();
1402     if(backgroundJet->Pt() > 0.150)
1403       tmpCoveredArea += backgroundJet->Area();
1404
1405     if (!IsBackgroundJetInAcceptance(backgroundJet))
1406       continue;
1407
1408     // Search for overlap with signal jets
1409     Bool_t isOverlapping = kFALSE;
1410     for(Int_t j=0;j<numberExcludeLeadingJets;j++)
1411     {
1412       AliEmcalJet* signalJet = fFirstLeadingJet;
1413       if(j==1)
1414         signalJet = fSecondLeadingJet;
1415
1416       if(signalJet->Pt() < 5.0)
1417           continue;
1418
1419       if(IsJetOverlapping(signalJet, backgroundJet))
1420       {
1421         isOverlapping = kTRUE;
1422         break;
1423       }
1424     }
1425
1426     Double_t tmpRho = 0.0;
1427     if(backgroundJet->Area())
1428       tmpRho = backgroundJet->Pt() / backgroundJet->Area();
1429
1430     // PbPb approach (take ghosts into account)
1431     if((backgroundJet != fFirstLeadingKTJet) || (backgroundJet != fSecondLeadingKTJet))
1432     {
1433       tmpRhoPbPbWithGhosts[rhoPbPbWithGhostsJetCount] = tmpRho;
1434       rhoPbPbWithGhostsJetCount++;
1435     }
1436
1437     if(backgroundJet->Pt() > 0.150)
1438     {
1439       // CMS approach: don't take ghosts into acount
1440       tmpRhoCMS[rhoCMSJetCount] = tmpRho;
1441       rhoCMSJetCount++;
1442
1443       // Improved CMS approach: like CMS but excluding signal
1444       if((backgroundJet != fFirstLeadingKTJet) || (backgroundJet != fSecondLeadingKTJet))
1445       {
1446         tmpRhoImprovedCMS[rhoImprovedCMSJetCount] = tmpRho;
1447         rhoImprovedCMSJetCount++;
1448       }
1449
1450       // PbPb w/o ghosts approach (just neglect ghosts)
1451       if((backgroundJet != fFirstLeadingKTJet) || (backgroundJet != fSecondLeadingKTJet))
1452       {  
1453         tmpRhoPbPb[rhoPbPbJetCount] = tmpRho;
1454         rhoPbPbJetCount++;
1455       }
1456     }
1457
1458     // (no overlap with signal jets)
1459     if(!isOverlapping)
1460     {
1461       // Mean approach
1462       tmpRhoMean[rhoMeanJetCount] = tmpRho;
1463       rhoMeanJetCount++;
1464       
1465       // Track like approach approach
1466       tmpPtTrackLike += backgroundJet->Pt();
1467       tmpAreaTrackLike += backgroundJet->Area();
1468     }
1469
1470   }
1471
1472   if (tmpAreaTrackLike > 0)
1473     rhoTrackLike = tmpPtTrackLike/tmpAreaTrackLike;
1474   if (rhoPbPbJetCount > 0)
1475     rhoPbPb = TMath::Median(rhoPbPbJetCount, tmpRhoPbPb);
1476   if (rhoPbPbWithGhostsJetCount > 0)
1477     rhoPbPbWithGhosts = TMath::Median(rhoPbPbWithGhostsJetCount, tmpRhoPbPbWithGhosts);
1478   if (rhoCMSJetCount > 0)
1479     rhoCMS = TMath::Median(rhoCMSJetCount, tmpRhoCMS) * tmpCoveredArea/tmpSummedArea;
1480   if (rhoImprovedCMSJetCount > 0)
1481   {
1482     rhoImprovedCMS = TMath::Median(rhoImprovedCMSJetCount, tmpRhoImprovedCMS) * tmpCoveredArea/tmpSummedArea;
1483   }
1484   if (rhoMeanJetCount > 0)
1485     rhoMean = TMath::Mean(rhoMeanJetCount, tmpRhoMean);
1486
1487   #ifdef DEBUGMODE
1488     AliInfo("Got ALL KT background density.");
1489   #endif
1490 }
1491
1492 //________________________________________________________________________
1493 void AliAnalysisTaskChargedJetsPA::GetTRBackgroundDensity(Int_t numberExcludeLeadingJets, Double_t& rhoNoExclusion, Double_t& rhoConeExclusion02, Double_t& rhoConeExclusion04, Double_t& rhoConeExclusion06, Double_t& rhoConeExclusion08, Double_t& rhoExactExclusion)
1494 {
1495   #ifdef DEBUGMODE
1496     AliInfo("Getting TR background density.");
1497   #endif
1498
1499   Double_t summedTracksPtCone04 = 0.0;
1500   Double_t summedTracksPtCone02 = 0.0;
1501   Double_t summedTracksPtCone06 = 0.0;
1502   Double_t summedTracksPtCone08 = 0.0;
1503   Double_t summedTracksPtWithinJets = 0.0;
1504   Double_t summedTracksPt = 0.0;
1505   
1506   // Setting invalid values
1507   rhoNoExclusion = 0.0;
1508   rhoConeExclusion02 = 0.0;
1509   rhoConeExclusion04 = 0.0;
1510   rhoConeExclusion06 = 0.0;
1511   rhoConeExclusion08 = 0.0; 
1512   rhoExactExclusion  = 0.0;
1513
1514   // Exclude UP TO numberExcludeLeadingJets
1515   if(numberExcludeLeadingJets==-1)
1516     numberExcludeLeadingJets = fNumberSignalJetsAbove5GeV;
1517   if (fNumberSignalJets < numberExcludeLeadingJets)
1518     numberExcludeLeadingJets = fNumberSignalJetsAbove5GeV;
1519   if(numberExcludeLeadingJets>2)
1520   {
1521     AliWarning("Warning: GetTRBackgroundDensity() can only exclude up to 2 leading jets!");
1522     numberExcludeLeadingJets = 2;
1523   }
1524
1525   for (Int_t i = 0; i < fTrackArray->GetEntries(); i++)
1526   {
1527     AliVTrack* tmpTrack = static_cast<AliVTrack*>(fTrackArray->At(i));
1528     Bool_t trackWithinJet = kFALSE; Bool_t trackWithin02Cone = kFALSE; Bool_t trackWithin04Cone = kFALSE; Bool_t trackWithin06Cone = kFALSE; Bool_t trackWithin08Cone = kFALSE;
1529
1530     if (IsTrackInAcceptance(tmpTrack))
1531     {
1532       // Check if tracks overlaps with jet
1533       for(Int_t j=0;j<numberExcludeLeadingJets;j++)
1534       {
1535         AliEmcalJet* signalJet = fFirstLeadingJet;
1536         if(j==1)
1537           signalJet = fSecondLeadingJet;
1538
1539         if(signalJet->Pt() < 5.0)
1540           continue;
1541
1542         // Exact jet exclusion
1543         if (IsTrackInJet(signalJet, i))
1544           trackWithinJet = kTRUE;
1545
1546         // Cone exclusions
1547         if (IsTrackInCone(tmpTrack, signalJet->Eta(), signalJet->Phi(), 0.2))
1548         {
1549           trackWithin02Cone = kTRUE;
1550           trackWithin04Cone = kTRUE;
1551           trackWithin06Cone = kTRUE;
1552           trackWithin08Cone = kTRUE;
1553           break;
1554         }
1555         else if (IsTrackInCone(tmpTrack, signalJet->Eta(), signalJet->Phi(), 0.4))
1556         {
1557           trackWithin04Cone = kTRUE;
1558           trackWithin06Cone = kTRUE;
1559           trackWithin08Cone = kTRUE;
1560         }
1561         else if (IsTrackInCone(tmpTrack, signalJet->Eta(), signalJet->Phi(), 0.6))
1562         {
1563           trackWithin06Cone = kTRUE;
1564           trackWithin08Cone = kTRUE;
1565         }
1566         else if (IsTrackInCone(tmpTrack, signalJet->Eta(), signalJet->Phi(), 0.8))
1567         {
1568           trackWithin08Cone = kTRUE;
1569         }
1570       }
1571
1572       if(!trackWithin08Cone)
1573       {
1574         summedTracksPtCone08 += tmpTrack->Pt();
1575       }
1576       if(!trackWithin06Cone)
1577       {
1578         summedTracksPtCone06 += tmpTrack->Pt();
1579       }
1580       if(!trackWithin04Cone)
1581       {
1582         summedTracksPtCone04 += tmpTrack->Pt();
1583       }
1584       if(!trackWithin02Cone)
1585       {
1586         summedTracksPtCone02 += tmpTrack->Pt();
1587       }
1588       if(!trackWithinJet)
1589       {
1590         summedTracksPtWithinJets += tmpTrack->Pt();
1591       }
1592       summedTracksPt += tmpTrack->Pt();
1593
1594     }
1595   }
1596
1597   // Calculate the correct area where the tracks were taking from
1598
1599   Double_t tmpFullTPCArea = (1.0*(fMaxEta-fMinEta)) * TMath::TwoPi();
1600   Double_t tmpAreaCone02     = tmpFullTPCArea;
1601   Double_t tmpAreaCone04     = tmpFullTPCArea;
1602   Double_t tmpAreaCone06     = tmpFullTPCArea;
1603   Double_t tmpAreaCone08     = tmpFullTPCArea;
1604   Double_t tmpAreaWithinJets = tmpFullTPCArea;
1605   std::vector<Double_t> tmpEtas(fNumberSignalJetsAbove5GeV);
1606   std::vector<Double_t> tmpPhis(fNumberSignalJetsAbove5GeV);
1607
1608   Int_t iSignal = 0;
1609   for(Int_t i=0;i<numberExcludeLeadingJets;i++)
1610   {
1611     AliEmcalJet* signalJet = fFirstLeadingJet;
1612     if(i==1)
1613       signalJet = fSecondLeadingJet;
1614
1615     if(signalJet->Pt() < 5.0)
1616       continue;
1617
1618     tmpEtas[iSignal] = signalJet->Eta();
1619     tmpPhis[iSignal] = signalJet->Phi();
1620     tmpAreaWithinJets -= signalJet->Area();
1621
1622     iSignal++;
1623   }
1624
1625   tmpAreaCone02 -= tmpFullTPCArea * MCGetOverlapMultipleCirclesRectancle(fNumberSignalJetsAbove5GeV, tmpEtas, tmpPhis, 0.2, fMinEta, fMaxEta, 0., TMath::TwoPi());
1626   tmpAreaCone04 -= tmpFullTPCArea * MCGetOverlapMultipleCirclesRectancle(fNumberSignalJetsAbove5GeV, tmpEtas, tmpPhis, 0.4, fMinEta, fMaxEta, 0., TMath::TwoPi());
1627   tmpAreaCone06 -= tmpFullTPCArea * MCGetOverlapMultipleCirclesRectancle(fNumberSignalJetsAbove5GeV, tmpEtas, tmpPhis, 0.6, fMinEta, fMaxEta, 0., TMath::TwoPi());
1628   tmpAreaCone08 -= tmpFullTPCArea * MCGetOverlapMultipleCirclesRectancle(fNumberSignalJetsAbove5GeV, tmpEtas, tmpPhis, 0.8, fMinEta, fMaxEta, 0., TMath::TwoPi());
1629  
1630   rhoConeExclusion02 = summedTracksPtCone02/tmpAreaCone02;
1631   rhoConeExclusion04 = summedTracksPtCone04/tmpAreaCone04;
1632   rhoConeExclusion06 = summedTracksPtCone06/tmpAreaCone06;
1633   rhoConeExclusion08 = summedTracksPtCone08/tmpAreaCone08;
1634   rhoExactExclusion  = summedTracksPtWithinJets/tmpAreaWithinJets;
1635   rhoNoExclusion     = summedTracksPt/tmpFullTPCArea;
1636
1637
1638   #ifdef DEBUGMODE
1639     AliInfo("Got TR background density.");
1640   #endif
1641 }
1642
1643 //________________________________________________________________________
1644 void AliAnalysisTaskChargedJetsPA::GetPPBackgroundDensity(Double_t& background)
1645 {
1646   // This is the background that was used for the pp 7 TeV ALICE paper
1647   // The background is estimated using the leading jet
1648
1649   background = 0;
1650
1651   AliEmcalJet* jet = NULL;
1652   if(fFirstLeadingJet)
1653     jet = fFirstLeadingJet;
1654   else
1655     return;
1656
1657   Double_t jetMom[3] = { jet->Px(), jet->Py(), jet->Pz() };
1658   TVector3 jet3mom1(jetMom);
1659   TVector3 jet3mom2(jetMom);
1660
1661   jet3mom1.RotateZ(TMath::Pi());
1662   jet3mom2.RotateZ(-TMath::Pi());
1663
1664   for (int i = 0; i < fTrackArray->GetEntries(); i++)
1665   {
1666     AliVTrack* track = static_cast<AliVTrack*>(fTrackArray->At(i));
1667     if (!IsTrackInAcceptance(track))
1668       continue;
1669
1670     Double_t trackMom[3] = { track->Px(), track->Py(), track->Pz() };
1671     TVector3 track3mom(trackMom);
1672
1673     Double_t dR1 = jet3mom1.DeltaR(track3mom);
1674     Double_t dR2 = jet3mom2.DeltaR(track3mom);
1675
1676     if (dR1 <= fSignalJetRadius || dR2 <= fSignalJetRadius)
1677       background += track3mom.Pt();
1678   }
1679
1680   background /= (2 * TMath::Pi() * fSignalJetRadius * fSignalJetRadius);
1681 }
1682
1683 //________________________________________________________________________
1684 void AliAnalysisTaskChargedJetsPA::Calculate(AliVEvent* event)
1685 {
1686   #ifdef DEBUGMODE
1687     AliInfo("Starting Calculate().");
1688   #endif
1689   ////////////////////// NOTE: initialization & casting
1690
1691   fEventCounter++;
1692
1693   // This is to take only every Nth event
1694   if((fEventCounter+fPartialAnalysisIndex) % fPartialAnalysisNParts != 0)
1695     return;
1696
1697   FillHistogram("hNumberEvents",0.5);
1698
1699   if(!IsEventInAcceptance(event))
1700     return;
1701
1702   FillHistogram("hNumberEvents",1.5);
1703
1704   #ifdef DEBUGMODE
1705     AliInfo("Calculate()::Init done.");
1706   #endif
1707
1708   ////////////////////// NOTE: Create cut histograms
1709
1710   if(fAnalyzeTrackcuts)
1711     CreateCutHistograms();
1712
1713   ////////////////////// NOTE: Get Centrality, (Leading)Signal jets and Background
1714
1715   // Get centrality
1716   AliCentrality* tmpCentrality = NULL;
1717   tmpCentrality = event->GetCentrality();
1718   Double_t centralityPercentile = -1.0;
1719   Double_t centralityPercentileV0A = 0.0;
1720   Double_t centralityPercentileV0C = 0.0;
1721   Double_t centralityPercentileV0M = 0.0;
1722   Double_t centralityPercentileZNA = 0.0;
1723   if (tmpCentrality != NULL)
1724   {
1725     centralityPercentile = tmpCentrality->GetCentralityPercentile(fCentralityType.Data());
1726     centralityPercentileV0A = tmpCentrality->GetCentralityPercentile("V0A");
1727     centralityPercentileV0C = tmpCentrality->GetCentralityPercentile("V0C");
1728     centralityPercentileV0M = tmpCentrality->GetCentralityPercentile("V0M");
1729     centralityPercentileZNA = tmpCentrality->GetCentralityPercentile("ZNA");
1730   }
1731
1732   if((centralityPercentile < 0.0) || (centralityPercentile > 100.0))
1733     AliWarning(Form("Centrality value not valid (c=%E)",centralityPercentile)); 
1734
1735   if(fSetCentralityToOne)
1736     centralityPercentile = 1.0;
1737
1738   ////////////////////// NOTE: Get event QA histograms
1739
1740   FillHistogram("hVertexX",fPrimaryVertex->GetX());
1741   FillHistogram("hVertexY",fPrimaryVertex->GetY());
1742   FillHistogram("hVertexXY",fPrimaryVertex->GetX(), fPrimaryVertex->GetY());
1743   FillHistogram("hVertexR",TMath::Sqrt(fPrimaryVertex->GetX()*fPrimaryVertex->GetX() + fPrimaryVertex->GetY()*fPrimaryVertex->GetY()));
1744   FillHistogram("hCentralityV0M",centralityPercentileV0M);
1745   FillHistogram("hCentralityV0A",centralityPercentileV0A);
1746   FillHistogram("hCentralityV0C",centralityPercentileV0C);
1747   FillHistogram("hCentralityZNA",centralityPercentileZNA);
1748   FillHistogram("hCentrality",centralityPercentile);
1749
1750   if(!fDoJetAnalysis)
1751     return;
1752
1753   GetLeadingJets();
1754
1755   // ##################### Calculate background densities
1756   Double_t              backgroundKTImprovedCMS = -1.0;
1757   Double_t              backgroundExternal = -1.0;
1758   Double_t              backgroundKTPbPb = -1.0;
1759   Double_t              backgroundKTPbPbWithGhosts = -1.0;
1760   Double_t              backgroundKTCMS = -1.0;
1761   Double_t              backgroundKTMean = -1.0;
1762   Double_t              backgroundKTTrackLike = -1.0;
1763   Double_t              backgroundTRNoExcl = -1.0;
1764   Double_t              backgroundTRCone02 = -1.0;
1765   Double_t              backgroundTRCone04 = -1.0;
1766   Double_t              backgroundTRCone06 = -1.0;
1767   Double_t              backgroundTRCone08 = -1.0;
1768   Double_t              backgroundTRExact  = -1.0;
1769   Double_t              backgroundPP       = -1.0;
1770   Double_t              backgroundJetProfile = -1.0;
1771
1772   // Get background estimates
1773   GetKTBackgroundDensityAll (fNumberExcludedJets, backgroundKTPbPb, backgroundKTPbPbWithGhosts, backgroundKTCMS, backgroundKTImprovedCMS, backgroundKTMean, backgroundKTTrackLike);
1774   GetTRBackgroundDensity    (fNumberExcludedJets, backgroundTRNoExcl, backgroundTRCone02, backgroundTRCone04, backgroundTRCone06, backgroundTRCone08, backgroundTRExact);
1775   GetPPBackgroundDensity(backgroundPP);
1776
1777   backgroundExternal = GetExternalRho();
1778   if(fNoExternalBackground)
1779     backgroundExternal = 0;
1780
1781   if(fBackgroundForJetProfile==0)
1782     backgroundJetProfile = backgroundExternal;
1783   else if(fBackgroundForJetProfile==1)
1784     backgroundJetProfile = backgroundKTImprovedCMS;
1785   else if(fBackgroundForJetProfile==2)
1786     backgroundJetProfile = backgroundKTCMS;
1787   else if(fBackgroundForJetProfile==3)
1788     backgroundJetProfile = backgroundPP;
1789   else if(fBackgroundForJetProfile==4)
1790     backgroundJetProfile = backgroundTRCone06;
1791   else if(fBackgroundForJetProfile==5)
1792     backgroundJetProfile = 0;
1793
1794   #ifdef DEBUGMODE
1795     AliInfo("Calculate()::Centrality&SignalJets&Background-Calculation done.");
1796   #endif
1797
1798   // ##################### Fill event QA histograms
1799
1800   Int_t trackCountAcc = 0;
1801   Int_t nTracks = fTrackArray->GetEntries();
1802   for (Int_t i = 0; i < nTracks; i++)
1803   {
1804     AliVTrack* track = static_cast<AliVTrack*>(fTrackArray->At(i));
1805
1806     if (track != 0)
1807       if (track->Pt() >= fMinTrackPt)
1808       {
1809         FillHistogram("hTrackPhiEta", track->Phi(),track->Eta(), 1);
1810         FillHistogram("hTrackPtPhiEta", track->Phi(),track->Eta(), track->Pt());
1811       }
1812
1813     if (IsTrackInAcceptance(track))
1814     {
1815       FillHistogram("hTrackPt", track->Pt(), centralityPercentile);
1816
1817       if(track->Eta() >= 0)
1818         FillHistogram("hTrackPtPosEta", track->Pt(), centralityPercentile);
1819       else
1820         FillHistogram("hTrackPtNegEta", track->Pt(), centralityPercentile);
1821               
1822       FillHistogram("hTrackEta", track->Eta(), centralityPercentile);
1823       FillHistogram("hTrackPhi", track->Phi());
1824       
1825       if(static_cast<AliPicoTrack*>(track))
1826       {
1827         FillHistogram("hTrackPhiTrackType", track->Phi(), (static_cast<AliPicoTrack*>(track))->GetTrackType());
1828         FillHistogram("hTrackPtTrackType", track->Pt(), (static_cast<AliPicoTrack*>(track))->GetTrackType());
1829       }
1830
1831       for(Int_t j=0;j<20;j++)
1832         if(track->Pt() > j)
1833           FillHistogram("hTrackPhiPtCut", track->Phi(), track->Pt());
1834
1835       FillHistogram("hTrackCharge", track->Charge());
1836       trackCountAcc++;
1837     }
1838   }
1839   FillHistogram("hTrackCountAcc", trackCountAcc, centralityPercentile);
1840
1841   #ifdef DEBUGMODE
1842     AliInfo("Calculate()::QA done.");
1843   #endif
1844
1845   // ##################### Fill jet histograms
1846
1847   FillHistogram("hJetCountAll", fJetArray->GetEntries());
1848   FillHistogram("hJetCountAccepted", fNumberSignalJets);
1849   FillHistogram("hJetCount", fJetArray->GetEntries(), fNumberSignalJets);
1850   if (fFirstLeadingJet)
1851   {
1852     FillHistogram("hLeadingJetPt", fFirstLeadingJet->Pt());
1853     FillHistogram("hCorrectedLeadingJetPt", GetCorrectedJetPt(fFirstLeadingJet,backgroundExternal));
1854   }
1855   if (fSecondLeadingJet)
1856   {
1857     FillHistogram("hSecondLeadingJetPt", fSecondLeadingJet->Pt());
1858     FillHistogram("hCorrectedSecondLeadingJetPt", GetCorrectedJetPt(fSecondLeadingJet,backgroundExternal));
1859   }
1860
1861   for (Int_t i = 0; i<fJetArray->GetEntries(); i++)
1862   {
1863     AliEmcalJet* tmpJet = static_cast<AliEmcalJet*>(fJetArray->At(i));
1864     if (!tmpJet)
1865       continue;
1866
1867     // ### JETS BEFORE ANY CUTS
1868     if (tmpJet->Area() >= fMinJetArea)
1869       FillHistogram("hRawJetPhiEta", tmpJet->Phi(), tmpJet->Eta());
1870     if ((tmpJet->Eta() >= fMinJetEta) && (tmpJet->Eta() < fMaxJetEta))
1871       FillHistogram("hRawJetArea", tmpJet->Area());
1872
1873     FillHistogram("hJetPtCutStages", tmpJet->Pt(), 0.5);
1874     if ((tmpJet->Eta() >= fMinJetEta) && (tmpJet->Eta() < fMaxJetEta))
1875     {
1876       FillHistogram("hJetPtCutStages", tmpJet->Pt(), 1.5);
1877       if (tmpJet->Pt() >= fMinJetPt)
1878       {
1879         FillHistogram("hJetPtCutStages", tmpJet->Pt(), 2.5);
1880         if (tmpJet->Area() >= fMinJetArea)
1881         {
1882           FillHistogram("hJetPtCutStages", tmpJet->Pt(), 3.5);
1883         }
1884       }
1885     }
1886
1887     // ### JETS AFTER CUTS
1888     if(IsSignalJetInAcceptance(tmpJet))
1889     {
1890       // Background corrected jet spectra
1891       FillHistogram("hJetPtBgrdSubtractedExternal", GetCorrectedJetPt(tmpJet, backgroundExternal), centralityPercentile);
1892       FillHistogram("hJetPtBgrdSubtractedKTImprovedCMS", GetCorrectedJetPt(tmpJet, backgroundKTImprovedCMS), centralityPercentile);
1893       FillHistogram("hJetPtBgrdSubtractedPP", GetCorrectedJetPt(tmpJet, backgroundPP), centralityPercentile);
1894       if(tmpJet->Phi() >= TMath::Pi())
1895         FillHistogram("hJetPtBgrdSubtractedExternal_Phi2", GetCorrectedJetPt(tmpJet, backgroundExternal), centralityPercentile);
1896       else          
1897         FillHistogram("hJetPtBgrdSubtractedExternal_Phi1", GetCorrectedJetPt(tmpJet, backgroundExternal), centralityPercentile);
1898       FillHistogram("hJetPtBgrdSubtractedTR", GetCorrectedJetPt(tmpJet, backgroundTRCone06), centralityPercentile);
1899       FillHistogram("hJetPtBgrdSubtractedKTPbPb", GetCorrectedJetPt(tmpJet, backgroundKTPbPb), centralityPercentile);
1900       FillHistogram("hJetPtBgrdSubtractedKTPbPbWithGhosts", GetCorrectedJetPt(tmpJet, backgroundKTPbPbWithGhosts), centralityPercentile);
1901       FillHistogram("hJetPtBgrdSubtractedKTCMS", GetCorrectedJetPt(tmpJet, backgroundKTCMS), centralityPercentile);
1902       FillHistogram("hJetPtBgrdSubtractedKTMean", GetCorrectedJetPt(tmpJet, backgroundKTMean), centralityPercentile);
1903       FillHistogram("hJetPtBgrdSubtractedKTTrackLike", GetCorrectedJetPt(tmpJet, backgroundKTTrackLike), centralityPercentile);
1904
1905       FillHistogram("hJetPtSubtractedRhoExternal", tmpJet->Pt(), centralityPercentile, tmpJet->Pt() - GetCorrectedJetPt(tmpJet, backgroundExternal));
1906       FillHistogram("hJetPtSubtractedRhoKTImprovedCMS", tmpJet->Pt(), centralityPercentile, tmpJet->Pt() - GetCorrectedJetPt(tmpJet, backgroundKTImprovedCMS));
1907       FillHistogram("hJetPtSubtractedRhoPP", tmpJet->Pt(), centralityPercentile, tmpJet->Pt() - GetCorrectedJetPt(tmpJet, backgroundPP));
1908       FillHistogram("hDeltaPtExternalBgrdVsPt", GetDeltaPt(backgroundExternal), GetCorrectedJetPt(tmpJet, backgroundExternal));
1909
1910       FillHistogram("hJetPtVsConstituentCount", tmpJet->Pt(),tmpJet->GetNumberOfTracks());
1911
1912       for(Int_t j=0; j<tmpJet->GetNumberOfTracks(); j++)
1913         FillHistogram("hJetConstituentPtVsJetPt", tmpJet->TrackAt(j, fTrackArray)->Pt(), tmpJet->Pt());
1914
1915       if(tmpJet->Pt() >= 5.0)
1916       {
1917         Double_t lowestTrackPt = 1e99;
1918         Double_t highestTrackPt = 0.0;
1919         for(Int_t j=0; j<tmpJet->GetNumberOfTracks(); j++)
1920         {
1921           FillHistogram("hJetConstituentPt", tmpJet->TrackAt(j, fTrackArray)->Pt(), centralityPercentile);
1922           // Find the lowest pT of a track in the jet
1923           if (tmpJet->TrackAt(j, fTrackArray)->Pt() < lowestTrackPt)
1924             lowestTrackPt = tmpJet->TrackAt(j, fTrackArray)->Pt();
1925           if (tmpJet->TrackAt(j, fTrackArray)->Pt() > highestTrackPt)
1926             highestTrackPt = tmpJet->TrackAt(j, fTrackArray)->Pt();
1927         }
1928         FillHistogram("hJetArea", tmpJet->Area(), tmpJet->Pt());
1929         // Signal jet vs. signal jet - "Combinatorial"
1930         for (Int_t j = 0; j<fJetArray->GetEntries(); j++)
1931         {
1932           AliEmcalJet* tmpJet2 = static_cast<AliEmcalJet*>(fJetArray->At(j));
1933           if (!tmpJet2)
1934             continue;
1935           if(tmpJet2->Pt() >= 5.0)
1936             FillHistogram("hJetDeltaPhi", GetDeltaPhi(tmpJet->Phi(), tmpJet2->Phi()));
1937         }
1938
1939         FillHistogram("hJetPhiEta", tmpJet->Phi(),tmpJet->Eta());
1940         FillHistogram("hJetPtPhiEta", tmpJet->Phi(),tmpJet->Eta(),tmpJet->Pt());
1941         FillHistogram("hJetEta", tmpJet->Eta(), centralityPercentile);
1942
1943         if(lowestTrackPt>=2.0)
1944           FillHistogram("hJetEta2GeVTracks", tmpJet->Eta(), centralityPercentile);
1945         if(lowestTrackPt>=4.0)
1946           FillHistogram("hJetEta4GeVTracks", tmpJet->Eta(), centralityPercentile);
1947       }
1948     }
1949   } // end of jet loop
1950
1951   if(fAnalyzeJetProfile)
1952     CreateJetProfilePlots(backgroundJetProfile);
1953
1954   #ifdef DEBUGMODE
1955     AliInfo("Calculate()::Jets done.");
1956   #endif
1957
1958   // ##################### Fill background plots
1959
1960   FillHistogram("hKTBackgroundExternal", backgroundExternal, centralityPercentile);
1961   if(fFirstLeadingJet && (fFirstLeadingJet->Pt()>=20.))
1962     FillHistogram("hKTBackgroundExternal20GeV", backgroundExternal, centralityPercentile);
1963
1964   FillHistogram("hKTBackgroundImprovedCMS", backgroundKTImprovedCMS, centralityPercentile);
1965   FillHistogram("hPPBackground", backgroundPP, centralityPercentile);
1966   FillHistogram("hKTBackgroundPbPb", backgroundKTPbPb, centralityPercentile);
1967   FillHistogram("hKTBackgroundPbPbWithGhosts", backgroundKTPbPbWithGhosts, centralityPercentile);
1968   FillHistogram("hKTBackgroundCMS", backgroundKTCMS, centralityPercentile);
1969   FillHistogram("hKTBackgroundMean", backgroundKTMean, centralityPercentile);
1970   FillHistogram("hKTBackgroundTrackLike", backgroundKTTrackLike, centralityPercentile);
1971   FillHistogram("hTRBackgroundNoExcl", backgroundTRNoExcl, centralityPercentile);
1972   FillHistogram("hTRBackgroundCone02", backgroundTRCone02, centralityPercentile);
1973   FillHistogram("hTRBackgroundCone04", backgroundTRCone04, centralityPercentile);
1974   FillHistogram("hTRBackgroundCone06", backgroundTRCone06, centralityPercentile);
1975   FillHistogram("hTRBackgroundCone08", backgroundTRCone08, centralityPercentile);
1976   FillHistogram("hTRBackgroundExact", backgroundTRExact, centralityPercentile);
1977
1978   // Calculate the delta pt
1979   Double_t tmpDeltaPtNoBackground = GetDeltaPt(0.0);
1980   Double_t tmpDeltaPtExternalBgrd = GetDeltaPt(backgroundExternal);
1981   Double_t tmpDeltaPtKTImprovedCMS = GetDeltaPt(backgroundKTImprovedCMS);
1982   Double_t tmpDeltaPtKTImprovedCMSFullExclusion = GetDeltaPt(backgroundKTImprovedCMS, 1.0);
1983
1984   Double_t tmpDeltaPtKTPbPb = 0;
1985   Double_t tmpDeltaPtKTPbPbWithGhosts = 0;
1986   Double_t tmpDeltaPtKTCMS = 0;
1987   Double_t tmpDeltaPtKTMean = 0;
1988   Double_t tmpDeltaPtKTTrackLike = 0;
1989   Double_t tmpDeltaPtTR = 0;
1990
1991   tmpDeltaPtKTPbPb = GetDeltaPt(backgroundKTPbPb);
1992   tmpDeltaPtKTPbPbWithGhosts = GetDeltaPt(backgroundKTPbPbWithGhosts);
1993   tmpDeltaPtKTCMS = GetDeltaPt(backgroundKTCMS);
1994   tmpDeltaPtKTMean = GetDeltaPt(backgroundKTMean);
1995   tmpDeltaPtKTTrackLike = GetDeltaPt(backgroundKTTrackLike);
1996   tmpDeltaPtTR = GetDeltaPt(backgroundTRCone06);
1997
1998
1999   // If valid, fill the delta pt histograms
2000
2001   if(tmpDeltaPtExternalBgrd > -10000.0)
2002     FillHistogram("hDeltaPtExternalBgrd", tmpDeltaPtExternalBgrd, centralityPercentile);
2003   if(tmpDeltaPtKTImprovedCMS > -10000.0)
2004     FillHistogram("hDeltaPtKTImprovedCMS", tmpDeltaPtKTImprovedCMS, centralityPercentile);
2005   if(tmpDeltaPtKTImprovedCMSFullExclusion > -10000.0)
2006     FillHistogram("hDeltaPtKTImprovedCMSFullExclusion", tmpDeltaPtKTImprovedCMSFullExclusion, centralityPercentile);
2007
2008   if(tmpDeltaPtNoBackground > -10000.0)
2009     FillHistogram("hDeltaPtNoBackground", tmpDeltaPtNoBackground, centralityPercentile);
2010
2011   if(tmpDeltaPtKTPbPb > -10000.0)
2012     FillHistogram("hDeltaPtKTPbPb", tmpDeltaPtKTPbPb, centralityPercentile);
2013   if(tmpDeltaPtKTPbPbWithGhosts > -10000.0)
2014     FillHistogram("hDeltaPtKTPbPbWithGhosts", tmpDeltaPtKTPbPbWithGhosts, centralityPercentile);
2015   if(tmpDeltaPtKTCMS > -10000.0)
2016     FillHistogram("hDeltaPtKTCMS", tmpDeltaPtKTCMS, centralityPercentile);
2017   if(tmpDeltaPtKTMean > -10000.0)
2018     FillHistogram("hDeltaPtKTMean", tmpDeltaPtKTMean, centralityPercentile);
2019   if(tmpDeltaPtKTTrackLike > -10000.0)
2020     FillHistogram("hDeltaPtKTTrackLike", tmpDeltaPtKTTrackLike, centralityPercentile);
2021   if(tmpDeltaPtTR > -10000.0)
2022     FillHistogram("hDeltaPtTR", tmpDeltaPtTR, centralityPercentile);
2023
2024   #ifdef DEBUGMODE
2025     AliInfo("Calculate()::Background done.");
2026   #endif
2027   
2028   #ifdef DEBUGMODE
2029     AliInfo("Calculate() done.");
2030   #endif
2031 }
2032
2033 //________________________________________________________________________
2034 Bool_t AliAnalysisTaskChargedJetsPA::UserNotify()
2035 {
2036   return kTRUE;
2037 }
2038
2039 //________________________________________________________________________
2040 void AliAnalysisTaskChargedJetsPA::CreateJetProfilePlots(Double_t bgrd)
2041 {
2042   for (Int_t i = 0; i<fJetArray->GetEntries(); i++)
2043   {
2044     AliEmcalJet* tmpJet = static_cast<AliEmcalJet*>(fJetArray->At(i));
2045     if (!tmpJet)
2046       continue;
2047     if(!IsSignalJetInAcceptance(tmpJet))
2048       continue;
2049
2050     SetCurrentOutputList(1);
2051     // Jet profile analysis
2052     if(TMath::Abs(tmpJet->Eta()) <= 0.3)
2053     {
2054       if(tmpJet->Pt()>=70.0)
2055       {
2056         FillHistogram("hJetProfile70GeV", 0.05-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.05, bgrd))/GetCorrectedJetPt(tmpJet, bgrd));
2057         FillHistogram("hJetProfile70GeV", 0.10-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.10, bgrd))/GetCorrectedJetPt(tmpJet, bgrd));
2058         FillHistogram("hJetProfile70GeV", 0.15-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.15, bgrd))/GetCorrectedJetPt(tmpJet, bgrd));
2059         FillHistogram("hJetProfile70GeV", 0.20-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.20, bgrd))/GetCorrectedJetPt(tmpJet, bgrd));
2060         FillHistogram("hJetProfile70GeV", 0.25-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.25, bgrd))/GetCorrectedJetPt(tmpJet, bgrd));
2061         FillHistogram("hJetProfile70GeV", 0.30-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.30, bgrd))/GetCorrectedJetPt(tmpJet, bgrd));
2062         FillHistogram("hJetProfile70GeV", 0.35-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.35, bgrd))/GetCorrectedJetPt(tmpJet, bgrd));
2063         FillHistogram("hJetProfile70GeV", 0.40-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.40, bgrd))/GetCorrectedJetPt(tmpJet, bgrd));
2064         FillHistogram("hJetProfile70GeV", 0.45-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.45, bgrd))/GetCorrectedJetPt(tmpJet, bgrd));
2065         FillHistogram("hJetProfile70GeV", 0.50-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.50, bgrd))/GetCorrectedJetPt(tmpJet, bgrd));
2066         FillHistogram("hJetProfile70GeV", 0.55-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.55, bgrd))/GetCorrectedJetPt(tmpJet, bgrd));
2067         FillHistogram("hJetProfile70GeV", 0.60-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.60, bgrd))/GetCorrectedJetPt(tmpJet, bgrd));
2068       }
2069       else if(GetCorrectedJetPt(tmpJet, bgrd)>=60.0)
2070       {
2071         FillHistogram("hJetProfile60GeV", 0.05-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.05, bgrd))/GetCorrectedJetPt(tmpJet, bgrd));
2072         FillHistogram("hJetProfile60GeV", 0.10-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.10, bgrd))/GetCorrectedJetPt(tmpJet, bgrd));
2073         FillHistogram("hJetProfile60GeV", 0.15-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.15, bgrd))/GetCorrectedJetPt(tmpJet, bgrd));
2074         FillHistogram("hJetProfile60GeV", 0.20-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.20, bgrd))/GetCorrectedJetPt(tmpJet, bgrd));
2075         FillHistogram("hJetProfile60GeV", 0.25-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.25, bgrd))/GetCorrectedJetPt(tmpJet, bgrd));
2076         FillHistogram("hJetProfile60GeV", 0.30-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.30, bgrd))/GetCorrectedJetPt(tmpJet, bgrd));
2077         FillHistogram("hJetProfile60GeV", 0.35-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.35, bgrd))/GetCorrectedJetPt(tmpJet, bgrd));
2078         FillHistogram("hJetProfile60GeV", 0.40-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.40, bgrd))/GetCorrectedJetPt(tmpJet, bgrd));
2079         FillHistogram("hJetProfile60GeV", 0.45-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.45, bgrd))/GetCorrectedJetPt(tmpJet, bgrd));
2080         FillHistogram("hJetProfile60GeV", 0.50-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.50, bgrd))/GetCorrectedJetPt(tmpJet, bgrd));
2081         FillHistogram("hJetProfile60GeV", 0.55-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.55, bgrd))/GetCorrectedJetPt(tmpJet, bgrd));
2082         FillHistogram("hJetProfile60GeV", 0.60-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.60, bgrd))/GetCorrectedJetPt(tmpJet, bgrd));
2083       }
2084       else if(GetCorrectedJetPt(tmpJet, bgrd)>=50.0)
2085       {
2086         FillHistogram("hJetProfile50GeV", 0.05-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.05, bgrd))/GetCorrectedJetPt(tmpJet, bgrd));
2087         FillHistogram("hJetProfile50GeV", 0.10-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.10, bgrd))/GetCorrectedJetPt(tmpJet, bgrd));
2088         FillHistogram("hJetProfile50GeV", 0.15-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.15, bgrd))/GetCorrectedJetPt(tmpJet, bgrd));
2089         FillHistogram("hJetProfile50GeV", 0.20-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.20, bgrd))/GetCorrectedJetPt(tmpJet, bgrd));
2090         FillHistogram("hJetProfile50GeV", 0.25-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.25, bgrd))/GetCorrectedJetPt(tmpJet, bgrd));
2091         FillHistogram("hJetProfile50GeV", 0.30-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.30, bgrd))/GetCorrectedJetPt(tmpJet, bgrd));
2092         FillHistogram("hJetProfile50GeV", 0.35-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.35, bgrd))/GetCorrectedJetPt(tmpJet, bgrd));
2093         FillHistogram("hJetProfile50GeV", 0.40-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.40, bgrd))/GetCorrectedJetPt(tmpJet, bgrd));
2094         FillHistogram("hJetProfile50GeV", 0.45-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.45, bgrd))/GetCorrectedJetPt(tmpJet, bgrd));
2095         FillHistogram("hJetProfile50GeV", 0.50-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.50, bgrd))/GetCorrectedJetPt(tmpJet, bgrd));
2096         FillHistogram("hJetProfile50GeV", 0.55-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.55, bgrd))/GetCorrectedJetPt(tmpJet, bgrd));
2097         FillHistogram("hJetProfile50GeV", 0.60-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.60, bgrd))/GetCorrectedJetPt(tmpJet, bgrd));
2098       }
2099       else if(GetCorrectedJetPt(tmpJet, bgrd)>=40.0)
2100       {
2101         FillHistogram("hJetProfile40GeV", 0.05-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.05, bgrd))/GetCorrectedJetPt(tmpJet, bgrd));
2102         FillHistogram("hJetProfile40GeV", 0.10-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.10, bgrd))/GetCorrectedJetPt(tmpJet, bgrd));
2103         FillHistogram("hJetProfile40GeV", 0.15-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.15, bgrd))/GetCorrectedJetPt(tmpJet, bgrd));
2104         FillHistogram("hJetProfile40GeV", 0.20-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.20, bgrd))/GetCorrectedJetPt(tmpJet, bgrd));
2105         FillHistogram("hJetProfile40GeV", 0.25-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.25, bgrd))/GetCorrectedJetPt(tmpJet, bgrd));
2106         FillHistogram("hJetProfile40GeV", 0.30-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.30, bgrd))/GetCorrectedJetPt(tmpJet, bgrd));
2107         FillHistogram("hJetProfile40GeV", 0.35-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.35, bgrd))/GetCorrectedJetPt(tmpJet, bgrd));
2108         FillHistogram("hJetProfile40GeV", 0.40-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.40, bgrd))/GetCorrectedJetPt(tmpJet, bgrd));
2109         FillHistogram("hJetProfile40GeV", 0.45-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.45, bgrd))/GetCorrectedJetPt(tmpJet, bgrd));
2110         FillHistogram("hJetProfile40GeV", 0.50-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.50, bgrd))/GetCorrectedJetPt(tmpJet, bgrd));
2111         FillHistogram("hJetProfile40GeV", 0.55-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.55, bgrd))/GetCorrectedJetPt(tmpJet, bgrd));
2112         FillHistogram("hJetProfile40GeV", 0.60-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.60, bgrd))/GetCorrectedJetPt(tmpJet, bgrd));
2113       }
2114       else if(GetCorrectedJetPt(tmpJet, bgrd)>=30.0)
2115       {
2116         FillHistogram("hJetProfile30GeV", 0.05-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.05, bgrd))/GetCorrectedJetPt(tmpJet, bgrd));
2117         FillHistogram("hJetProfile30GeV", 0.10-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.10, bgrd))/GetCorrectedJetPt(tmpJet, bgrd));
2118         FillHistogram("hJetProfile30GeV", 0.15-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.15, bgrd))/GetCorrectedJetPt(tmpJet, bgrd));
2119         FillHistogram("hJetProfile30GeV", 0.20-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.20, bgrd))/GetCorrectedJetPt(tmpJet, bgrd));
2120         FillHistogram("hJetProfile30GeV", 0.25-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.25, bgrd))/GetCorrectedJetPt(tmpJet, bgrd));
2121         FillHistogram("hJetProfile30GeV", 0.30-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.30, bgrd))/GetCorrectedJetPt(tmpJet, bgrd));
2122         FillHistogram("hJetProfile30GeV", 0.35-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.35, bgrd))/GetCorrectedJetPt(tmpJet, bgrd));
2123         FillHistogram("hJetProfile30GeV", 0.40-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.40, bgrd))/GetCorrectedJetPt(tmpJet, bgrd));
2124         FillHistogram("hJetProfile30GeV", 0.45-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.45, bgrd))/GetCorrectedJetPt(tmpJet, bgrd));
2125         FillHistogram("hJetProfile30GeV", 0.50-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.50, bgrd))/GetCorrectedJetPt(tmpJet, bgrd));
2126         FillHistogram("hJetProfile30GeV", 0.55-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.55, bgrd))/GetCorrectedJetPt(tmpJet, bgrd));
2127         FillHistogram("hJetProfile30GeV", 0.60-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.60, bgrd))/GetCorrectedJetPt(tmpJet, bgrd));
2128       }
2129       else if(GetCorrectedJetPt(tmpJet, bgrd)>=20.0)
2130       {
2131         FillHistogram("hJetProfile20GeV", 0.05-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.05, bgrd))/GetCorrectedJetPt(tmpJet, bgrd));
2132         FillHistogram("hJetProfile20GeV", 0.10-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.10, bgrd))/GetCorrectedJetPt(tmpJet, bgrd));
2133         FillHistogram("hJetProfile20GeV", 0.15-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.15, bgrd))/GetCorrectedJetPt(tmpJet, bgrd));
2134         FillHistogram("hJetProfile20GeV", 0.20-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.20, bgrd))/GetCorrectedJetPt(tmpJet, bgrd));
2135         FillHistogram("hJetProfile20GeV", 0.25-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.25, bgrd))/GetCorrectedJetPt(tmpJet, bgrd));
2136         FillHistogram("hJetProfile20GeV", 0.30-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.30, bgrd))/GetCorrectedJetPt(tmpJet, bgrd));
2137         FillHistogram("hJetProfile20GeV", 0.35-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.35, bgrd))/GetCorrectedJetPt(tmpJet, bgrd));
2138         FillHistogram("hJetProfile20GeV", 0.40-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.40, bgrd))/GetCorrectedJetPt(tmpJet, bgrd));
2139         FillHistogram("hJetProfile20GeV", 0.45-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.45, bgrd))/GetCorrectedJetPt(tmpJet, bgrd));
2140         FillHistogram("hJetProfile20GeV", 0.50-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.50, bgrd))/GetCorrectedJetPt(tmpJet, bgrd));
2141         FillHistogram("hJetProfile20GeV", 0.55-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.55, bgrd))/GetCorrectedJetPt(tmpJet, bgrd));
2142         FillHistogram("hJetProfile20GeV", 0.60-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.60, bgrd))/GetCorrectedJetPt(tmpJet, bgrd));
2143       }
2144       else if(GetCorrectedJetPt(tmpJet, bgrd)>=10.0)
2145       {
2146         FillHistogram("hJetProfile10GeV", 0.05-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.05, bgrd))/GetCorrectedJetPt(tmpJet, bgrd));
2147         FillHistogram("hJetProfile10GeV", 0.10-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.10, bgrd))/GetCorrectedJetPt(tmpJet, bgrd));
2148         FillHistogram("hJetProfile10GeV", 0.15-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.15, bgrd))/GetCorrectedJetPt(tmpJet, bgrd));
2149         FillHistogram("hJetProfile10GeV", 0.20-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.20, bgrd))/GetCorrectedJetPt(tmpJet, bgrd));
2150         FillHistogram("hJetProfile10GeV", 0.25-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.25, bgrd))/GetCorrectedJetPt(tmpJet, bgrd));
2151         FillHistogram("hJetProfile10GeV", 0.30-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.30, bgrd))/GetCorrectedJetPt(tmpJet, bgrd));
2152         FillHistogram("hJetProfile10GeV", 0.35-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.35, bgrd))/GetCorrectedJetPt(tmpJet, bgrd));
2153         FillHistogram("hJetProfile10GeV", 0.40-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.40, bgrd))/GetCorrectedJetPt(tmpJet, bgrd));
2154         FillHistogram("hJetProfile10GeV", 0.45-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.45, bgrd))/GetCorrectedJetPt(tmpJet, bgrd));
2155         FillHistogram("hJetProfile10GeV", 0.50-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.50, bgrd))/GetCorrectedJetPt(tmpJet, bgrd));
2156         FillHistogram("hJetProfile10GeV", 0.55-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.55, bgrd))/GetCorrectedJetPt(tmpJet, bgrd));
2157         FillHistogram("hJetProfile10GeV", 0.60-0.05/2, (GetCorrectedConePt(tmpJet->Eta(), tmpJet->Phi(), 0.60, bgrd))/GetCorrectedJetPt(tmpJet, bgrd));
2158       }
2159     }
2160     SetCurrentOutputList(0);
2161   }
2162 }
2163
2164 //________________________________________________________________________
2165 inline Double_t AliAnalysisTaskChargedJetsPA::EtaToTheta(Double_t arg)
2166   {return 2.*atan(exp(-arg));} 
2167 //________________________________________________________________________
2168 inline Double_t AliAnalysisTaskChargedJetsPA::ThetaToEta(Double_t arg)
2169 {
2170   if ((arg > TMath::Pi()) || (arg < 0.0))
2171   {
2172     AliError(Form("ThetaToEta got wrong input! (%f)", arg));
2173     return 0.0;
2174   }
2175   return -log(tan(arg/2.));
2176 }
2177 //________________________________________________________________________
2178 inline Double_t AliAnalysisTaskChargedJetsPA::GetDeltaPhi(Double_t phi1, Double_t phi2)
2179   {return min(TMath::Abs(phi1-phi2),TMath::TwoPi() - TMath::Abs(phi1-phi2));}
2180
2181 //________________________________________________________________________
2182 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)
2183 {
2184   const Int_t kTests = 1000;
2185   Int_t hits = 0;
2186   TRandom3 randomGen(0);
2187  
2188   // Loop over kTests-many tests
2189   for (Int_t i=0; i<kTests; i++)
2190   {
2191     //Choose random position in rectangle for the tester
2192     Double_t tmpTestX = randomGen.Uniform(rPosXmin, rPosXmax);
2193     Double_t tmpTestY = randomGen.Uniform(rPosYmin, rPosYmax);
2194
2195     //Check, if tester is in circle. If yes, increment circle counter.
2196     Double_t tmpDistance = TMath::Sqrt( (tmpTestX - cPosX)*(tmpTestX - cPosX) + (tmpTestY - cPosY)*(tmpTestY - cPosY) );
2197     if(tmpDistance < cRadius)
2198       hits++;
2199   }
2200
2201   // return ratio
2202   return (static_cast<Double_t>(hits)/static_cast<Double_t>(kTests));
2203 }
2204
2205 //________________________________________________________________________
2206 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)
2207 {
2208
2209   const Int_t kTests = 1000;
2210   Int_t hits = 0;
2211   TRandom3 randomGen(0);
2212  
2213   // Loop over kTests-many tests
2214   for (Int_t i=0; i<kTests; i++)
2215   {
2216     //Choose random position in rectangle for the tester
2217     Double_t tmpTestX = randomGen.Uniform(rPosXmin, rPosXmax);
2218     Double_t tmpTestY = randomGen.Uniform(rPosYmin, rPosYmax);
2219
2220     //Check, if tester is in one of the circles. If yes, increment circle counter.
2221     for(Int_t j=0; j<numCircles; j++)
2222     {
2223       Double_t tmpDistance = TMath::Sqrt( (tmpTestX - cPosX[j])*(tmpTestX - cPosX[j]) + (tmpTestY - cPosY[j])*(tmpTestY - cPosY[j]) );
2224       if(tmpDistance < cRadius)
2225       {
2226         hits++;
2227         break;
2228       }
2229     }
2230   }
2231
2232   // return ratio
2233   return (static_cast<Double_t>(hits)/static_cast<Double_t>(kTests));
2234
2235 }
2236
2237 //________________________________________________________________________
2238 inline void AliAnalysisTaskChargedJetsPA::FillHistogram(const char * key, Double_t x)
2239 {
2240   TH1* tmpHist = static_cast<TH1*>(fCurrentOutputList->FindObject(GetHistoName(key)));
2241   if(!tmpHist)
2242   {
2243     AliError(Form("Cannot find histogram <%s> ",key)) ;
2244     return;
2245   }
2246
2247   tmpHist->Fill(x);
2248 }
2249
2250 //________________________________________________________________________
2251 inline void AliAnalysisTaskChargedJetsPA::FillHistogram(const char * key, Double_t x, Double_t y)
2252 {
2253   TH1* tmpHist = static_cast<TH1*>(fCurrentOutputList->FindObject(GetHistoName(key)));
2254   if(!tmpHist)
2255   {
2256     AliError(Form("Cannot find histogram <%s> ",key));
2257     return;
2258   }
2259
2260   if (tmpHist->IsA()->GetBaseClass("TH1"))
2261     static_cast<TH1*>(tmpHist)->Fill(x,y); // Fill x with y
2262   else if (tmpHist->IsA()->GetBaseClass("TH2"))
2263     static_cast<TH2*>(tmpHist)->Fill(x,y); // Fill x,y with 1
2264 }
2265
2266 //________________________________________________________________________
2267 inline void AliAnalysisTaskChargedJetsPA::FillHistogram(const char * key, Double_t x, Double_t y, Double_t add)
2268 {
2269   TH2* tmpHist = static_cast<TH2*>(fCurrentOutputList->FindObject(GetHistoName(key)));
2270   if(!tmpHist)
2271   {
2272     AliError(Form("Cannot find histogram <%s> ",key));
2273     return;
2274   }
2275   
2276   tmpHist->Fill(x,y,add);
2277 }
2278
2279 //________________________________________________________________________
2280 inline void AliAnalysisTaskChargedJetsPA::FillCutHistogram(const char * key, Double_t cut, Double_t pT, Double_t eta, Double_t phi, Int_t isAdditionalTrack)
2281 {
2282   THnF* tmpHist = static_cast<THnF*>(fCurrentOutputList->FindObject(GetHistoName(key)));
2283   if(!tmpHist)
2284   {
2285     AliError(Form("Cannot find histogram <%s> ",key));
2286     return;
2287   }
2288
2289   Double_t tmpVec[5] = {cut, pT, eta, phi, static_cast<Double_t>(isAdditionalTrack)};
2290   tmpHist->Fill(tmpVec);
2291 }
2292
2293 //________________________________________________________________________
2294 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)
2295 {
2296   T* tmpHist = new T(GetHistoName(name), GetHistoName(title), xBins, xMin, xMax);
2297
2298   tmpHist->GetXaxis()->SetTitle(xTitle);
2299   tmpHist->GetYaxis()->SetTitle(yTitle);
2300   tmpHist->SetOption(options);
2301   tmpHist->SetMarkerStyle(kFullCircle);
2302   tmpHist->Sumw2();
2303
2304   fCurrentOutputList->Add(tmpHist);
2305
2306   return tmpHist;
2307 }
2308
2309 //________________________________________________________________________
2310 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)
2311 {
2312   T* tmpHist = new T(GetHistoName(name), GetHistoName(title), xBins, xMin, xMax, yBins, yMin, yMax);
2313   tmpHist->GetXaxis()->SetTitle(xTitle);
2314   tmpHist->GetYaxis()->SetTitle(yTitle);
2315   tmpHist->GetZaxis()->SetTitle(zTitle);
2316   tmpHist->SetOption(options);
2317   tmpHist->SetMarkerStyle(kFullCircle);
2318   tmpHist->Sumw2();
2319
2320   fCurrentOutputList->Add(tmpHist);
2321
2322   return tmpHist;
2323 }
2324
2325 //________________________________________________________________________
2326 THnF* AliAnalysisTaskChargedJetsPA::AddCutHistogram(const char* name, const char* title, const char* cutName, Int_t nBins, Double_t xMin, Double_t xMax)
2327 {
2328   //                        Cut,      pT,  eta,           phi,  type 
2329   Int_t    bins [5]     = { nBins,   100,   20,            18,     2};
2330   Double_t minEdges[5]  = { xMin,    0.1,   -1,             0,  -0.5};
2331   Double_t maxEdges[5]  = { xMax,     40,   +1, 2*TMath::Pi(),   1.5};
2332
2333   TString axisName[5]  = {cutName,"#it{p}_{T}","#eta","#phi","Track type"};
2334   TString axisTitle[5] = {cutName,"#it{p}_{T}","#eta","#phi","Track type"};
2335
2336   THnF * histo = new THnF(name, title, 5, bins, minEdges, maxEdges);
2337   BinLogAxis(histo, 1);
2338
2339   for (Int_t iaxis=0; iaxis<5;iaxis++){
2340     histo->GetAxis(iaxis)->SetName(axisName[iaxis]);
2341     histo->GetAxis(iaxis)->SetTitle(axisTitle[iaxis]);
2342   }
2343
2344   fCurrentOutputList->Add(histo);
2345   return histo;
2346 }
2347
2348 //________________________________________________________________________
2349 void AliAnalysisTaskChargedJetsPA::BinLogAxis(const THn *h, Int_t axisNumber)
2350 {
2351   // Method for the correct logarithmic binning of histograms
2352   TAxis *axis = h->GetAxis(axisNumber);
2353   int bins = axis->GetNbins();
2354
2355   Double_t from = axis->GetXmin();
2356   Double_t to = axis->GetXmax();
2357   Double_t *newBins = new Double_t[bins + 1];
2358    
2359   newBins[0] = from;
2360   Double_t factor = pow(to/from, 1./bins);
2361   
2362   for (int i = 1; i <= bins; i++) {
2363    newBins[i] = factor * newBins[i-1];
2364   }
2365   axis->Set(bins, newBins);
2366   delete [] newBins;
2367 }
2368
2369 //________________________________________________________________________
2370 void AliAnalysisTaskChargedJetsPA::Terminate(Option_t *)
2371 {
2372   if(fNoTerminate)
2373     return;
2374
2375   fOutputLists[0] = dynamic_cast<TList*> (GetOutputData(1)); // >1 refers to output slots
2376   PostData(1, fOutputLists[0]);
2377
2378   if(fAnalyzeJetProfile)
2379   {
2380     fOutputLists[1] = dynamic_cast<TList*> (GetOutputData(2)); // >1 refers to output slots
2381     PostData(2, fOutputLists[1]);
2382   }
2383   if(fAnalyzeTrackcuts)
2384   {
2385     if(fAnalyzeJetProfile)
2386     {
2387       fOutputLists[2] = dynamic_cast<TList*> (GetOutputData(3)); // >1 refers to output slots
2388       PostData(3, fOutputLists[2]);
2389     }
2390     else
2391     {
2392       fOutputLists[1] = dynamic_cast<TList*> (GetOutputData(2)); // >1 refers to output slots
2393       PostData(2, fOutputLists[1]);
2394     }
2395   }
2396 }
2397
2398 //________________________________________________________________________
2399 AliAnalysisTaskChargedJetsPA::~AliAnalysisTaskChargedJetsPA()
2400 {
2401   // Destructor. Clean-up the output list, but not the histograms that are put inside
2402   // (the list is owner and will clean-up these histograms). Protect in PROOF case.
2403
2404   if(fNoTerminate)
2405     return;
2406
2407   delete fHybridESDtrackCuts;
2408   delete fHybridESDtrackCuts_variedPtDep;
2409
2410   for(Int_t i=0; i<static_cast<Int_t>(fOutputLists.size()); i++)
2411     if (fOutputLists[i] && !AliAnalysisManager::GetAnalysisManager()->IsProofMode())
2412       delete fOutputLists[i];
2413
2414 }
2415
2416 //________________________________________________________________________
2417 void AliAnalysisTaskChargedJetsPA::UserCreateOutputObjects()
2418 {
2419   // called once to create user defined output objects like histograms, plots etc. 
2420   // and to put it on the output list.
2421   // Note: Saving to file with e.g. OpenFile(0) is must be before creating other objects.
2422
2423   fRandom = new TRandom3(0);
2424
2425
2426   Int_t tmpListCount = 1;
2427   if(fAnalyzeJetProfile)
2428     tmpListCount++;
2429   if(fAnalyzeTrackcuts)
2430     tmpListCount++;
2431
2432   fOutputLists.resize(tmpListCount);
2433   for(Int_t i=0; i<tmpListCount; i++)
2434   {
2435     fOutputLists[i] = new TList();
2436     fOutputLists[i]->SetOwner(); // otherwise it produces leaks in merging
2437     PostData(i+1, fOutputLists[i]);
2438   }
2439 }
2440
2441 //________________________________________________________________________
2442 void AliAnalysisTaskChargedJetsPA::UserExec(Option_t *) 
2443 {
2444   #ifdef DEBUGMODE
2445     AliInfo("UserExec() started.");
2446   #endif
2447
2448   if (!InputEvent())
2449   {
2450     AliError("??? Event pointer == 0 ???");
2451     return;
2452   }
2453
2454   if (!fInitialized)
2455     ExecOnce(); // Get tracks, jets, background from arrays if not already given + Init Histos
2456   
2457   Calculate(InputEvent());
2458
2459   PostData(1, fOutputLists[0]);
2460   if(fAnalyzeJetProfile)
2461     PostData(2, fOutputLists[1]);
2462   if(fAnalyzeTrackcuts)
2463   {
2464     if(fAnalyzeJetProfile)
2465       PostData(3, fOutputLists[2]);
2466     else
2467       PostData(2, fOutputLists[1]);
2468   }
2469
2470 }