1 #ifndef ALIANALYSISTASKSE_H
9 #include <TProfile2D.h>
14 #include <TClonesArray.h>
18 #include <TInterpreter.h>
20 #include "AliAnalysisTask.h"
21 #include "AliCentrality.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"
33 #include "AliGenPythiaEventHeader.h"
34 #include "AliAODMCHeader.h"
35 #include "AliMCEvent.h"
37 #include <AliEmcalJet.h>
38 #include <AliPicoTrack.h>
39 #include "AliVEventHandler.h"
40 #include "AliVParticle.h"
41 #include "AliAODMCParticle.h"
42 #include "AliAnalysisUtils.h"
43 #include "AliRhoParameter.h"
45 #include "AliAnalysisTaskChargedJetsPA.h"
48 //TODO: Not accessing the particles when using MC
49 //TODO: FillHistogram can be done better with virtual TH1(?)
50 ClassImp(AliAnalysisTaskChargedJetsPA)
52 // ######################################################################################## DEFINE HISTOGRAMS
53 void AliAnalysisTaskChargedJetsPA::Init()
56 AliInfo("Creating histograms.");
59 TH1D* tmpHisto = AddHistogram1D<TH1D>("hNumberEvents", "Number of events (0 = before cuts, 1 = after cuts)", "", 2, 0, 2, "stage","N^{Events}/cut");
60 tmpHisto->GetXaxis()->SetBinLabel(1, "Before cuts");
61 tmpHisto->GetXaxis()->SetBinLabel(2, "After cuts");
63 tmpHisto = AddHistogram1D<TH1D>("hEventAcceptance", "Accepted events (0 = before cuts, 1 = after pile up, 2 = after vertex)", "", 3, 0, 3, "stage","N^{Events}/cut");
64 tmpHisto->GetXaxis()->SetBinLabel(1, "Before cuts");
65 tmpHisto->GetXaxis()->SetBinLabel(2, "After pile up");
66 tmpHisto->GetXaxis()->SetBinLabel(3, "After vertex");
68 tmpHisto = AddHistogram1D<TH1D>("hTrackAcceptance", "Accepted tracks (0 = before cuts, 1 = after eta, 2 = after pT)", "", 3, 0, 3, "stage","N^{Tracks}/cut");
69 tmpHisto->GetXaxis()->SetBinLabel(1, "Before cuts");
70 tmpHisto->GetXaxis()->SetBinLabel(2, "After eta");
71 tmpHisto->GetXaxis()->SetBinLabel(3, "After p_{T}");
73 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");
74 tmpHisto->GetXaxis()->SetBinLabel(1, "Before cuts");
75 tmpHisto->GetXaxis()->SetBinLabel(2, "After eta");
76 tmpHisto->GetXaxis()->SetBinLabel(3, "After p_{T}");
77 tmpHisto->GetXaxis()->SetBinLabel(4, "After area");
79 // NOTE: Jet histograms
82 // ######## Jet spectra
83 AddHistogram1D<TH1D>("hRawJetPt", "Raw jets p_{T} distribution (before cuts)", "", 500, 0., 250., "p_{T} (GeV/c)", "dN^{Jets}/dp_{T}");
84 AddHistogram2D<TH2D>("hJetPt", "Jets p_{T} distribution", "", 500, -50., 200., fNumberOfCentralityBins, 0, 100, "p_{T} (GeV/c)","Centrality","dN^{Jets}/dp_{T}");
85 AddHistogram2D<TH2D>("hJetPtBgrdSubtractedKTImprovedCMS", "Jets p_{T} distribution, KT background (Improved CMS) subtracted", "", 500, -50., 200., fNumberOfCentralityBins, 0, 100, "p_{T} (GeV/c)","Centrality","dN^{Jets}/dp_{T}");
87 AddHistogram2D<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");
88 AddHistogram2D<TH2D>("hJetPtSubtractedRhoKTImprovedCMS020", "Mean subtracted KT (CMS w/o signal) background from jets, 0-20", "COLZ", 600, 0, 150, 400,0.,40., "Jet p_{T} (GeV/c)", "#rho (GeV/c)", "dN^{Events}/dp_{T}#rho");
90 if(fAnalyzeDeprecatedBackgrounds)
92 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}");
93 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}");
94 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}");
95 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}");
96 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}");
97 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}");
100 // ######## Jet stuff
101 AddHistogram2D<TH2D>("hJetConstituentPt", "Jet constituents p_{T} distribution", "", 500, -50., 200., fNumberOfCentralityBins, 0, 100, "p_{T} (GeV/c)","Centrality","dN^{Tracks}/dp_{T}");
102 AddHistogram1D<TH1D>("hJetCountAll", "Number of Jets", "", 200, 0., 200., "N jets","dN^{Events}/dN^{Jets}");
103 AddHistogram1D<TH1D>("hJetCountAccepted", "Number of accepted Jets", "", 200, 0., 200., "N jets","dN^{Events}/dN^{Jets}");
104 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}}");
105 AddHistogram1D<TH1D>("hLeadingJetPt", "Leading jet p_{T}", "", 500, -50., 200., "p_{T} (GeV/c)","dN^{Jets}/dp_{T}");
106 AddHistogram1D<TH1D>("hSecondLeadingJetPt", "Second leading jet p_{T}", "", 500, -50., 200., "p_{T} (GeV/c)","dN^{Jets}/dp_{T}");
107 AddHistogram1D<TH1D>("hCorrectedLeadingJetPt", "Corrected leading jet p_{T}", "", 500, -50., 200., "p_{T} (GeV/c)","dN^{Jets}/dp_{T}");
108 AddHistogram1D<TH1D>("hCorrectedSecondLeadingJetPt", "Corrected second leading jet p_{T}", "", 500, -50., 200., "p_{T} (GeV/c)","dN^{Jets}/dp_{T}");
109 AddHistogram1D<TH1D>("hJetDeltaPhi", "Jets combinatorial #Delta #phi", "", 250, 0., TMath::Pi(), "#Delta #phi","dN^{Jets}/d(#Delta #phi)");
110 AddHistogram1D<TH1D>("hLeadingJetDeltaPhi", "1st and 2nd leading jet #Delta #phi", "", 250, 0., TMath::Pi(), "#Delta #phi","dN^{Jets}/d(#Delta #phi)");
112 // ########## Dijet stuff
113 AddHistogram1D<TH1D>("hDijetLeadingJetPt", "Dijet leading jet p_{T} distribution", "", 500, 0., 100., "p_{T} (GeV/c)","dN^{Jets}/dp_{T}");
114 AddHistogram1D<TH1D>("hDijetConstituentsPt", "Dijet constituents p_{T} distribution", "", 500, 0., 100., "p_{T} (GeV/c)","dN^{Jets}/dp_{T}");
115 AddHistogram2D<TH2D>("hDijetPtCorrelation", "Dijet constituents p_{T} correlation", "COLZ", 500, 5., 100., 500, 5., 100., "1st leading jet p_{T} (GeV/c)","2nd leading jet p_{T} (GeV/c)","dN^{Dijets}/d^{2}p_{T}");
118 // NOTE: Jet background histograms
119 if (fAnalyzeBackground)
121 // ########## Default background estimates
122 AddHistogram2D<TH2D>("hKTBackgroundImprovedCMS", "KT background density (Improved CMS approach)", "LEGO2", 400, 0., 40., fNumberOfCentralityBins, 0, 100, "#rho (GeV/c)","Centrality", "dN^{Events}/d#rho");
123 AddHistogram2D<TH2D>("hKTBackgroundImprovedCMSExternal", "KT background density (Improved CMS approach from external task)", "LEGO2", 400, 0., 40., fNumberOfCentralityBins, 0, 100, "#rho (GeV/c)","Centrality", "dN^{Events}/d#rho");
124 AddHistogram2D<TH2D>("hDeltaPtKTImprovedCMS", "Background fluctuations #delta p_{T} (KT, Improved CMS-like)", "", 1201, -40.0, 40.0, fNumberOfCentralityBins, 0, 100, "#delta p_{T} (GeV/c)","Centrality","dN^{Jets}/d#delta p_{T}");
125 AddHistogram2D<TH2D>("hDeltaPtKTImprovedCMSPartialExclusion", "Background fluctuations #delta p_{T} (KT, Improved CMS-like, partial jet exclusion)", "", 1201, -40.0, 40.0, fNumberOfCentralityBins, 0, 100, "#delta p_{T} (GeV/c)","Centrality","dN^{Jets}/d#delta p_{T}");
126 AddHistogram2D<TH2D>("hDeltaPtKTImprovedCMSPartialExclusion_Signal", "Background fluctuations #delta p_{T} (KT, Improved CMS-like, partial jet exclusion w/ 1/N_{sig} probability)", "", 1201, -40.0, 40.0, fNumberOfCentralityBins, 0, 100, "#delta p_{T} (GeV/c)","Centrality","dN^{Jets}/d#delta p_{T}");
127 AddHistogram2D<TH2D>("hDeltaPtKTImprovedCMSFullExclusion", "Background fluctuations #delta p_{T} (KT, Improved CMS-like, full leading jet exclusion)", "", 1201, -40.0, 40.0, fNumberOfCentralityBins, 0, 100, "#delta p_{T} (GeV/c)","Centrality","dN^{Jets}/d#delta p_{T}");
128 AddHistogram2D<TH2D>("hDeltaPtNoBackground", "Background fluctuations #delta p_{T} (No background)", "", 1201, -40.0, 40.0, fNumberOfCentralityBins, 0, 100, "#delta p_{T} (GeV/c)","Centrality","dN^{Jets}/d#delta p_{T}");
129 AddHistogram2D<TH2D>("hDeltaPtNoBackgroundNoEmptyCones", "Background fluctuations #delta p_{T} (No background, no empty cones)", "", 1201, -40.0, 40.0, fNumberOfCentralityBins, 0, 100, "#delta p_{T} (GeV/c)","Centrality","dN^{Jets}/d#delta p_{T}");
131 AddHistogram1D<TProfile>("hKTMeanBackgroundImprovedCMS", "KT background mean (Improved CMS approach)", "", 100, 0, 100, "Centrality", "#rho mean");
133 AddHistogram2D<TH2D>("hDijetBackground", "Background density (dijets excluded)", "", 200, 0., 20., fNumberOfCentralityBins, 0, 100, "#rho (GeV/c)","Centrality", "dN^{Events}/d#rho");
134 AddHistogram2D<TH2D>("hDijetBackgroundPerpendicular", "Background density (dijets excluded)", "", 200, 0., 20., fNumberOfCentralityBins, 0, 100, "#rho (GeV/c)","Centrality", "dN^{Events}/d#rho");
136 if(fAnalyzeDeprecatedBackgrounds)
138 // ########## Different background estimates
139 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");
140 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");
141 AddHistogram2D<TH2D>("hKTBackgroundCMS", "KT background density (CMS approach)", "LEGO2", 400, 0., 40., fNumberOfCentralityBins, 0, 100, "#rho (GeV/c)","Centrality", "dN^{Events}/d#rho");
142 AddHistogram2D<TH2D>("hKTBackgroundMean", "KT background density (Mean approach)", "LEGO2", 400, 0., 40., fNumberOfCentralityBins, 0, 100, "#rho (GeV/c)","Centrality", "dN^{Events}/d#rho");
143 AddHistogram2D<TH2D>("hKTBackgroundTrackLike", "KT background density (Track-like approach)", "LEGO2", 400, 0., 40., fNumberOfCentralityBins, 0, 100, "#rho (GeV/c)","Centrality", "dN^{Events}/d#rho");
145 AddHistogram2D<TH2D>("hTRBackgroundNoExcl", "TR background density (No signal excluded)", "LEGO2", 400, 0., 40., fNumberOfCentralityBins, 0, 100, "#rho (GeV/c)","Centrality", "dN^{Events}/d#rho");
146 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");
147 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");
148 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");
149 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");
150 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");
152 // ########## Delta Pt
153 AddHistogram2D<TH2D>("hDeltaPtKTPbPb", "Background fluctuations #delta p_{T} (KT, PbPb w/o ghosts)", "", 1201, -40.0, 40.0, fNumberOfCentralityBins, 0, 100, "#delta p_{T} (GeV/c)","Centrality","dN^{Jets}/d#delta p_{T}");
154 AddHistogram2D<TH2D>("hDeltaPtKTPbPbWithGhosts", "Background fluctuations #delta p_{T} (KT, PbPb w/ ghosts)", "", 1201, -40.0, 40.0, fNumberOfCentralityBins, 0, 100, "#delta p_{T} (GeV/c)","Centrality","dN^{Jets}/d#delta p_{T}");
155 AddHistogram2D<TH2D>("hDeltaPtKTCMS", "Background fluctuations #delta p_{T} (KT, CMS-like)", "", 1201, -40.0, 40.0, fNumberOfCentralityBins, 0, 100, "#delta p_{T} (GeV/c)","Centrality","dN^{Jets}/d#delta p_{T}");
156 AddHistogram2D<TH2D>("hDeltaPtKTMean", "Background fluctuations #delta p_{T} (KT, Mean)", "", 1201, -40.0, 40.0, fNumberOfCentralityBins, 0, 100, "#delta p_{T} (GeV/c)","Centrality","dN^{Jets}/d#delta p_{T}");
157 AddHistogram2D<TH2D>("hDeltaPtKTTrackLike", "Background fluctuations #delta p_{T} (KT, track-like)", "", 1201, -40.0, 40.0, fNumberOfCentralityBins, 0, 100, "#delta p_{T} (GeV/c)","Centrality","dN^{Jets}/d#delta p_{T}");
158 AddHistogram2D<TH2D>("hDeltaPtTR", "Background fluctuations #delta p_{T} (TR, cone R=0.6)", "", 1201, -40.0, 40.0, fNumberOfCentralityBins, 0, 100, "#delta p_{T} (GeV/c)","Centrality","dN^{Jets}/d#delta p_{T}");
160 // ########## Profiles for background means vs. centrality
161 AddHistogram1D<TProfile>("hKTMeanBackgroundPbPb", "KT background mean (PbPb approach w/o ghosts)", "", fNumberOfCentralityBins, 0, 100, "Centrality", "#rho mean");
162 AddHistogram1D<TProfile>("hKTMeanBackgroundPbPbWithGhosts", "KT background mean (PbPb approach)", "", fNumberOfCentralityBins, 0, 100, "Centrality", "#rho mean");
163 AddHistogram1D<TProfile>("hKTMeanBackgroundCMS", "KT background mean (CMS approach)", "", fNumberOfCentralityBins, 0, 100, "Centrality", "#rho mean");
164 AddHistogram1D<TProfile>("hKTMeanBackgroundMean", "KT background mean (Mean approach)", "", fNumberOfCentralityBins, 0, 100, "Centrality", "#rho mean");
165 AddHistogram1D<TProfile>("hKTMeanBackgroundTPC", "KT background mean (Track-like approach)", "", fNumberOfCentralityBins, 0, 100, "Centrality", "#rho mean");
166 AddHistogram1D<TProfile>("hTRMeanBackground", "TR background mean", "", fNumberOfCentralityBins, 0, 100, "Centrality", "#rho mean");
171 // NOTE: Track & Cluster & QA histograms
174 AddHistogram1D<TH1D>("hVertexX", "X distribution of the vertex", "", 2000, -1., 1., "#Delta x(cm)","dN^{Events}/dx");
175 AddHistogram1D<TH1D>("hVertexY", "Y distribution of the vertex", "", 2000, -1., 1., "#Delta y(cm)","dN^{Events}/dy");
176 AddHistogram2D<TH2D>("hVertexXY", "XY distribution of the vertex", "COLZ", 500, -1., 1., 500, -1., 1.,"#Delta x(cm)", "#Delta y(cm)","dN^{Events}/dxdy");
177 AddHistogram1D<TH1D>("hVertexZ", "Z distribution of the vertex", "", 200, -20., 20., "#Delta z(cm)","dN^{Events}/dz");
178 AddHistogram1D<TH1D>("hVertexR", "R distribution of the vertex", "", 100, 0., 1., "#Delta r(cm)","dN^{Events}/dr");
179 AddHistogram1D<TH1D>("hCentralityV0M", "Centrality distribution V0M", "", fNumberOfCentralityBins, 0., 100., "Centrality","dN^{Events}");
180 AddHistogram1D<TH1D>("hCentralityV0A", "Centrality distribution V0A", "", fNumberOfCentralityBins, 0., 100., "Centrality","dN^{Events}");
181 AddHistogram1D<TH1D>("hCentralityV0C", "Centrality distribution V0C", "", fNumberOfCentralityBins, 0., 100., "Centrality","dN^{Events}");
182 AddHistogram1D<TH1D>("hCentrality", Form("Centrality distribution %s", fCentralityType.Data()), "", fNumberOfCentralityBins, 0., 100., "Centrality","dN^{Events}");
185 AddHistogram2D<TH2D>("hTrackCountAcc", "Number of tracks in acceptance vs. centrality", "LEGO2", 750, 0., 750., fNumberOfCentralityBins, 0, 100, "N tracks","Centrality", "dN^{Events}/dN^{Tracks}");
186 AddHistogram2D<TH2D>("hTrackPt", "Tracks p_{T} distribution", "", 1000, 0., 250., fNumberOfCentralityBins, 0, 100, "p_{T} (GeV/c)", "Centrality", "dN^{Tracks}/dp_{T}");
187 AddHistogram2D<TH2D>("hTrackPtNegEta", "Tracks p_{T} distribution (negative #eta)", "", 1000, 0., 250., fNumberOfCentralityBins, 0, 100, "p_{T} (GeV/c)","Centrality","dN^{Tracks}/dp_{T}");
188 AddHistogram2D<TH2D>("hTrackPtPosEta", "Tracks p_{T} distribution (positive #eta)", "", 1000, 0., 250., fNumberOfCentralityBins, 0, 100, "p_{T} (GeV/c)","Centrality","dN^{Tracks}/dp_{T}");
189 AddHistogram1D<TH1D>("hTrackCharge", "Charge", "", 11, -5, 5, "Charge (e)","dN^{Tracks}/dq");
190 AddHistogram1D<TH1D>("hTrackPhi", "Track #phi distribution", "", 360, 0, TMath::TwoPi(), "#phi","dN^{Tracks}/d#phi");
191 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)");
193 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}");
194 AddHistogram2D<TH2D>("hTrackPhiLabel", "Track #phi distribution for different labels", "LEGO2", 360, 0, TMath::TwoPi(), 3, 0, 3, "#phi", "Label", "dN^{Tracks}/d#phi");
195 AddHistogram2D<TH2D>("hTrackPhiTrackType", "Track #phi distribution for different track types", "LEGO2", 360, 0, TMath::TwoPi(), 3, 0, 3, "#phi", "Label", "dN^{Tracks}/d#phi");
196 AddHistogram2D<TH2D>("hTrackEta", "Track #eta distribution", "COLZ", 180, -fTrackEtaWindow, +fTrackEtaWindow, fNumberOfCentralityBins, 0., 100., "#eta", "Centrality", "dN^{Tracks}/d#eta");
200 AddHistogram1D<TH1D>("hRawJetArea", "Jets area distribution w/o area cut", "", 200, 0., 2., "Area","dN^{Jets}/dA");
201 AddHistogram1D<TH1D>("hJetArea", "Jets area distribution", "", 200, 0., 2., "Area","dN^{Jets}/dA");
202 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)");
203 AddHistogram2D<TH2D>("hJetEta", "Jets #eta distribution", "COLZ", 180, -fTrackEtaWindow, +fTrackEtaWindow, fNumberOfCentralityBins, 0., 100., "#eta", "Centrality", "dN^{Jets}/d#eta");
204 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)");
205 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})");
209 // NOTE: Pythia histograms
212 AddHistogram1D<TH1D>("hPythiaPtHard", "Pythia p_{T} hard distribution", "", 2000, 0, 400, "p_{T} hard","dN^{Events}/dp_{T,hard}");
215 // register Histograms
216 for (Int_t i = 0; i < fHistCount; i++)
218 fOutputList->Add(fHistList->At(i));
221 PostData(1,fOutputList); // important for merging
225 //________________________________________________________________________
226 AliAnalysisTaskChargedJetsPA::AliAnalysisTaskChargedJetsPA(const char *name, const char* trackArrayName, const char* jetArrayName, const char* backgroundJetArrayName) : AliAnalysisTaskSE(name), fOutputList(0), fAnalyzeJets(1), fAnalyzeQA(1), fAnalyzeBackground(1), fAnalyzeDeprecatedBackgrounds(1), fAnalyzePythia(0), fHasTracks(0), fHasJets(0), fHasBackgroundJets(0), fIsKinematics(0), fUseVertexCut(1), fUsePileUpCut(1), fSetCentralityToOne(0), fPartialAnalysisNParts(1), fPartialAnalysisIndex(0), fJetArray(0), fTrackArray(0), fBackgroundJetArray(0), fJetArrayName(0), fTrackArrayName(0), fBackgroundJetArrayName(0), fNumPtHardBins(11), fUsePtHardBin(-1), fRhoTaskName(), fNcoll(6.88348), fRandConeRadius(0.4), fSignalJetRadius(0.4), fBackgroundJetRadius(0.4), fTRBackgroundConeRadius(0.6), fNumberRandCones(8), fNumberExcludedJets(-1), fDijetMaxAngleDeviation(10.0), fPhysicalJetRadius(0.6), fSignalJetEtaWindow(0.5), fBackgroundJetEtaWindow(0.5), fTrackEtaWindow(0.9), fMinTrackPt(0.150), fMinJetPt(1.0), fMinJetArea(0.5), fMinBackgroundJetPt(0.0), fMinDijetLeadingPt(10.0), fNumberOfCentralityBins(20), fCentralityType("V0A"), fFirstLeadingJet(0), fSecondLeadingJet(0), fNumberSignalJets(0), fCrossSection(0.0), fTrials(0.0), fRandom(0), fHelperClass(0), fInitialized(0), fTaskInstanceCounter(0), fHistList(0), fHistCount(0), fIsDEBUG(0), fEventCounter(0)
229 AliInfo("Calling constructor.");
232 // Every instance of this task gets his own number
233 static Int_t instance = 0;
234 fTaskInstanceCounter = instance;
237 fTrackArrayName = new TString(trackArrayName);
238 if (fTrackArrayName->Contains("MCParticles") || fTrackArrayName->Contains("mcparticles"))
239 fIsKinematics = kTRUE;
241 fJetArrayName = new TString(jetArrayName);
242 if (strcmp(fJetArrayName->Data(),"") == 0)
243 fAnalyzeJets = kFALSE;
245 fAnalyzeJets = kTRUE;
247 fBackgroundJetArrayName = new TString(backgroundJetArrayName);
248 if (strcmp(fBackgroundJetArrayName->Data(),"") == 0)
249 fAnalyzeBackground = kFALSE;
251 fAnalyzeBackground = kTRUE;
253 DefineOutput(1, TList::Class());
255 fHistList = new TList();
257 for(Int_t i=0;i<1024;i++)
258 fSignalJets[i] = NULL;
262 AliInfo("Constructor done.");
267 //________________________________________________________________________
268 inline Double_t AliAnalysisTaskChargedJetsPA::GetConePt(Double_t eta, Double_t phi, Double_t radius)
270 Double_t tmpConePt = 0.0;
272 for (Int_t i = 0; i < fTrackArray->GetEntries(); i++)
274 AliVTrack* tmpTrack = static_cast<AliVTrack*>(fTrackArray->At(i));
275 if (IsTrackInAcceptance(tmpTrack))
276 if(IsTrackInCone(tmpTrack, eta, phi, radius))
277 tmpConePt = tmpConePt + tmpTrack->Pt();
283 //________________________________________________________________________
284 inline Double_t AliAnalysisTaskChargedJetsPA::GetPtHard()
287 AliInfo("Starting GetPtHard.");
289 AliGenPythiaEventHeader* pythiaHeader = dynamic_cast<AliGenPythiaEventHeader*>(MCEvent()->GenEventHeader());
294 AliAODMCHeader* aodMCH = dynamic_cast<AliAODMCHeader*>(InputEvent()->FindListObject(AliAODMCHeader::StdBranchName()));
298 for(UInt_t i = 0;i<aodMCH->GetNCocktailHeaders();i++)
300 pythiaHeader = dynamic_cast<AliGenPythiaEventHeader*>(aodMCH->GetCocktailHeader(i));
301 if (pythiaHeader) break;
307 AliInfo("Ending GetPtHard.");
310 return pythiaHeader->GetPtHard();
312 AliWarning(Form("In task %s: GetPtHard() failed!", GetName()));
317 //________________________________________________________________________
318 inline Double_t AliAnalysisTaskChargedJetsPA::GetPythiaTrials()
321 AliInfo("Starting GetPythiaTrials.");
323 AliGenPythiaEventHeader* pythiaHeader = dynamic_cast<AliGenPythiaEventHeader*>(MCEvent()->GenEventHeader());
328 AliAODMCHeader* aodMCH = dynamic_cast<AliAODMCHeader*>(InputEvent()->FindListObject(AliAODMCHeader::StdBranchName()));
332 for(UInt_t i = 0;i<aodMCH->GetNCocktailHeaders();i++)
334 pythiaHeader = dynamic_cast<AliGenPythiaEventHeader*>(aodMCH->GetCocktailHeader(i));
335 if (pythiaHeader) break;
341 AliInfo("Ending GetPythiaTrials.");
344 return pythiaHeader->Trials();
346 AliWarning(Form("In task %s: GetPythiaTrials() failed!", GetName()));
352 //________________________________________________________________________
353 inline Int_t AliAnalysisTaskChargedJetsPA::GetPtHardBin()
356 AliInfo("Starting GetPtHardBin.");
358 // ########## PT HARD BIN EDGES
359 const Int_t kPtHardLowerEdges[] = { 0, 5,11,21,36,57, 84,117,152,191,234};
360 const Int_t kPtHardHigherEdges[] = { 5,11,21,36,57,84,117,152,191,234,1000000};
362 Int_t tmpPtHardBin = 0;
363 Double_t tmpPtHard = GetPtHard();
365 for (tmpPtHardBin = 0; tmpPtHardBin <= fNumPtHardBins; tmpPtHardBin++)
366 if (tmpPtHard >= kPtHardLowerEdges[tmpPtHardBin] && tmpPtHard < kPtHardHigherEdges[tmpPtHardBin])
370 AliInfo("Ending GetPtHardBin.");
375 //________________________________________________________________________
376 Double_t AliAnalysisTaskChargedJetsPA::GetExternalRho()
378 // Get rho from event.
379 AliRhoParameter *rho = 0;
380 if (!fRhoTaskName.IsNull()) {
381 rho = dynamic_cast<AliRhoParameter*>(InputEvent()->FindListObject(fRhoTaskName.Data()));
383 AliWarning(Form("%s: Could not retrieve rho with name %s!", GetName(), fRhoTaskName.Data()));
390 return (rho->GetVal());
394 //________________________________________________________________________
395 inline Bool_t AliAnalysisTaskChargedJetsPA::IsTrackInCone(AliVTrack* track, Double_t eta, Double_t phi, Double_t radius)
397 // This is to use a full cone in phi even at the edges of phi (2pi -> 0) (0 -> 2pi)
398 Double_t trackPhi = 0.0;
399 if (track->Phi() > (TMath::TwoPi() - (radius-phi)))
400 trackPhi = track->Phi() - TMath::TwoPi();
401 else if (track->Phi() < (phi+radius - TMath::TwoPi()))
402 trackPhi = track->Phi() + TMath::TwoPi();
404 trackPhi = track->Phi();
406 if ( TMath::Abs(trackPhi-phi)*TMath::Abs(trackPhi-phi) + TMath::Abs(track->Eta()-eta)*TMath::Abs(track->Eta()-eta) <= radius*radius)
412 //________________________________________________________________________
413 inline Bool_t AliAnalysisTaskChargedJetsPA::IsTrackInJet(AliEmcalJet* jet, Int_t trackIndex)
415 for (Int_t i = 0; i < jet->GetNumberOfTracks(); ++i)
417 Int_t jetTrack = jet->TrackAt(i);
418 if (jetTrack == trackIndex)
424 //________________________________________________________________________
425 inline Bool_t AliAnalysisTaskChargedJetsPA::IsJetOverlapping(AliEmcalJet* jet1, AliEmcalJet* jet2)
427 for (Int_t i = 0; i < jet1->GetNumberOfTracks(); ++i)
429 Int_t jet1Track = jet1->TrackAt(i);
430 for (Int_t j = 0; j < jet2->GetNumberOfTracks(); ++j)
432 Int_t jet2Track = jet2->TrackAt(j);
433 if (jet1Track == jet2Track)
440 //________________________________________________________________________
441 inline Bool_t AliAnalysisTaskChargedJetsPA::IsEventInAcceptance(AliVEvent* event)
446 FillHistogram("hEventAcceptance", 0.5); // number of events before manual cuts
448 if(fHelperClass->IsPileUpEvent(event))
451 FillHistogram("hEventAcceptance", 1.5); // number of events after pileup cuts
454 FillHistogram("hVertexZ",event->GetPrimaryVertex()->GetZ());
457 if(!fHelperClass->IsVertexSelected2013pA(event))
459 FillHistogram("hEventAcceptance", 2.5); // number of events after vertex cut
464 //________________________________________________________________________
465 inline Bool_t AliAnalysisTaskChargedJetsPA::IsTrackInAcceptance(AliVParticle* track)
467 FillHistogram("hTrackAcceptance", 0.5);
472 // TODO: Only working for AOD MC
473 if((!track->Charge()) || (!(static_cast<AliAODMCParticle*>(track))->IsPhysicalPrimary()) )
476 if (TMath::Abs(track->Eta()) <= fTrackEtaWindow)
478 FillHistogram("hTrackAcceptance", 1.5);
479 if (track->Pt() >= fMinTrackPt)
481 FillHistogram("hTrackAcceptance", 2.5);
489 //________________________________________________________________________
490 inline Bool_t AliAnalysisTaskChargedJetsPA::IsBackgroundJetInAcceptance(AliEmcalJet *jet)
493 if (TMath::Abs(jet->Eta()) <= fBackgroundJetEtaWindow)
494 if (jet->Pt() >= fMinBackgroundJetPt)
500 //________________________________________________________________________
501 inline Bool_t AliAnalysisTaskChargedJetsPA::IsSignalJetInAcceptance(AliEmcalJet *jet)
503 FillHistogram("hJetAcceptance", 0.5);
505 if (TMath::Abs(jet->Eta()) <= fSignalJetEtaWindow)
507 FillHistogram("hJetAcceptance", 1.5);
508 if (jet->Pt() >= fMinJetPt)
510 FillHistogram("hJetAcceptance", 2.5);
511 if (jet->Area() >= fMinJetArea)
513 FillHistogram("hJetAcceptance", 3.5);
521 //________________________________________________________________________
522 inline Bool_t AliAnalysisTaskChargedJetsPA::IsDijet(AliEmcalJet *jet1, AliEmcalJet *jet2)
524 // Output from GetDeltaPhi is < pi in any case
525 if ((jet1 != 0) && (jet2 != 0))
526 if((TMath::Pi() - GetDeltaPhi(jet1->Phi(),jet2->Phi())) < fDijetMaxAngleDeviation)
527 if ((jet1->Pt() > fMinDijetLeadingPt) && (jet2->Pt() > fMinDijetLeadingPt)) //TODO: Introduce recoil jet?
533 //________________________________________________________________________
534 void AliAnalysisTaskChargedJetsPA::ExecOnce()
537 AliInfo("Starting ExecOnce.");
539 fInitialized = kTRUE;
541 // Check for track array
542 if (strcmp(fTrackArrayName->Data(), "") != 0)
544 fTrackArray = dynamic_cast<TClonesArray*>(InputEvent()->FindListObject(fTrackArrayName->Data()));
548 AliWarning(Form("%s: Could not retrieve tracks %s! This is OK, if tracks are not demanded.", GetName(), fTrackArrayName->Data()));
553 TClass *cl = fTrackArray->GetClass();
554 if (!cl->GetBaseClass("AliVParticle"))
556 AliError(Form("%s: Collection %s does not contain AliVParticle objects!", GetName(), fTrackArrayName->Data()));
563 // Check for jet array
564 if (strcmp(fJetArrayName->Data(), "") != 0)
566 fJetArray = dynamic_cast<TClonesArray*>(InputEvent()->FindListObject(fJetArrayName->Data()));
571 AliWarning(Form("%s: Could not retrieve jets %s! This is OK, if jets are not demanded.", GetName(), fJetArrayName->Data()));
576 if (!fJetArray->GetClass()->GetBaseClass("AliEmcalJet"))
578 AliError(Form("%s: Collection %s does not contain AliEmcalJet objects!", GetName(), fJetArrayName->Data()));
585 // Check for background object
586 if (strcmp(fBackgroundJetArrayName->Data(), "") != 0)
588 fBackgroundJetArray = dynamic_cast<TClonesArray*>(InputEvent()->FindListObject(fBackgroundJetArrayName->Data()));
589 fHasBackgroundJets = kTRUE;
590 if (!fBackgroundJetArray)
592 AliInfo(Form("%s: Could not retrieve background jets %s! This is OK, if background is not demanded.", GetName(), fBackgroundJetArrayName->Data()));
593 fHasBackgroundJets = kFALSE;
597 // Look, if initialization is OK
598 if (!fHasTracks && fAnalyzeBackground)
600 AliError(Form("%s: Tracks NOT successfully casted although demanded! Deactivating background analysis",GetName()));
601 fAnalyzeBackground = kFALSE;
603 if ((!fHasJets && fAnalyzeJets) || (!fHasJets && fAnalyzeBackground))
605 AliError(Form("%s: Jets NOT successfully casted although demanded! Deactivating jet- and background analysis",GetName()));
606 fAnalyzeJets = kFALSE;
607 fAnalyzeBackground = kFALSE;
609 if (!fHasBackgroundJets && fAnalyzeBackground)
611 AliError(Form("%s: Background NOT successfully casted although demanded! Deactivating background analysis",GetName()));
612 fAnalyzeBackground = kFALSE;
615 // Initialize helper class (for vertex selection & pile up correction)
616 fHelperClass = new AliAnalysisUtils();
617 fHelperClass->SetCutOnZVertexSPD(kFALSE);
622 AliInfo("ExecOnce done.");
627 //________________________________________________________________________
628 void AliAnalysisTaskChargedJetsPA::GetSignalJets()
631 fFirstLeadingJet = NULL;
632 fSecondLeadingJet = NULL;
633 fNumberSignalJets = 0;
636 for (Int_t i = 0; i < fJetArray->GetEntries(); i++)
638 AliEmcalJet* jet = static_cast<AliEmcalJet*>(fJetArray->At(i));
641 AliError(Form("%s: Could not receive jet %d", GetName(), i));
644 if (!IsSignalJetInAcceptance(jet))
647 for (Int_t j = 0; j <= tmpJets.GetEntries(); j++)
649 if (j>tmpJets.GetEntries()-1) // When passed last item add the jet at the end
655 AliEmcalJet* listJet = static_cast<AliEmcalJet*>(tmpJets.At(j));
657 if(jet->Pt() < listJet->Pt()) // Insert jet before that one in list if pt smaller
659 tmpJets.AddAt(jet, j);
665 for (Int_t i = 0; i < tmpJets.GetEntries(); i++)
667 AliEmcalJet* jet = static_cast<AliEmcalJet*>(tmpJets.At(i));
668 fSignalJets[fNumberSignalJets] = jet;
672 if (fNumberSignalJets > 0)
673 fFirstLeadingJet = static_cast<AliEmcalJet*>(tmpJets.At(0));
674 if (fNumberSignalJets > 1)
675 fSecondLeadingJet = static_cast<AliEmcalJet*>(tmpJets.At(1));
679 //________________________________________________________________________
680 Int_t AliAnalysisTaskChargedJetsPA::GetLeadingJets(TClonesArray* jetArray, Int_t* jetIDArray, Bool_t isSignalJets)
682 // Writes first two leading jets into already registered array jetIDArray
686 AliError("Could not get the jet array to get leading jets from it!");
690 Float_t maxJetPts[] = {0, 0};
694 Int_t jetCount = jetArray->GetEntries();
695 Int_t jetCountAccepted = 0;
697 for (Int_t i = 0; i < jetCount; i++)
699 AliEmcalJet* jet = static_cast<AliEmcalJet*>(jetArray->At(i));
702 AliError(Form("%s: Could not receive jet %d", GetName(), i));
708 if (!IsSignalJetInAcceptance(jet)) continue;
712 if (!IsBackgroundJetInAcceptance(jet)) continue;
715 if (jet->Pt() > maxJetPts[0])
717 maxJetPts[1] = maxJetPts[0];
718 jetIDArray[1] = jetIDArray[0];
719 maxJetPts[0] = jet->Pt();
722 else if (jet->Pt() > maxJetPts[1])
724 maxJetPts[1] = jet->Pt();
729 return jetCountAccepted;
733 //________________________________________________________________________
734 Double_t AliAnalysisTaskChargedJetsPA::GetCorrectedJetPt(AliEmcalJet* jet, Double_t background)
737 AliInfo("Getting corrected jet spectra.");
742 AliError("Jet pointer passed to GetCorrectedJetPt() not valid!");
746 Double_t correctedPt = -1.0;
748 // if the passed background is not valid, do not subtract it
752 // Subtract background
753 correctedPt = jet->Pt() - background * jet->Area();
756 AliInfo("Got corrected jet spectra.");
764 //________________________________________________________________________
765 Double_t AliAnalysisTaskChargedJetsPA::GetDeltaPt(Double_t rho, Double_t leadingJetExclusionProbability)
768 AliInfo("Getting Delta Pt.");
771 // Define an invalid delta pt
772 Double_t deltaPt = -10000.0;
775 Double_t etaMin, etaMax;
776 etaMin = -(fTrackEtaWindow-fRandConeRadius);
777 etaMax = +(fTrackEtaWindow-fRandConeRadius);
779 // Define random cone
780 Bool_t coneValid = kTRUE;
781 Double_t tmpRandConeEta = etaMin + fRandom->Rndm()*(etaMax-etaMin);
782 Double_t tmpRandConePhi = fRandom->Rndm()*TMath::TwoPi();
784 // if there is a jet, check for overlap if demanded
785 if(leadingJetExclusionProbability)
787 AliEmcalJet* tmpLeading = dynamic_cast<AliEmcalJet*>(fJetArray->At(0));
788 // Get leading jet (regardless of pT)
789 for (Int_t i = 1; i<fJetArray->GetEntries(); i++)
791 AliEmcalJet* tmpJet = static_cast<AliEmcalJet*>(fJetArray->At(i));
792 // if jet is in acceptance and higher, take as new leading
794 if ((TMath::Abs(tmpJet->Eta()) <= fSignalJetEtaWindow) && (tmpJet->Area() >= fMinJetArea))
795 if((!tmpLeading) || (tmpJet->Pt() > tmpLeading->Pt()))
800 Double_t excludedJetPhi = tmpLeading->Phi();
801 Double_t excludedJetEta = tmpLeading->Eta();
802 Double_t tmpDeltaPhi = GetDeltaPhi(tmpRandConePhi, excludedJetPhi);
804 // Check, if cone has overlap with jet
805 if ( tmpDeltaPhi*tmpDeltaPhi + TMath::Abs(tmpRandConeEta-excludedJetEta)*TMath::Abs(tmpRandConeEta-excludedJetEta) <= fRandConeRadius*fRandConeRadius)
807 // Define probability to exclude the RC
808 Double_t probability = leadingJetExclusionProbability;
810 // Only exclude cone with a given probability
811 if (fRandom->Rndm()<=probability)
818 // Get the cones' pt and calculate delta pt
820 deltaPt = GetConePt(tmpRandConeEta,tmpRandConePhi,fRandConeRadius) - (rho*fRandConeRadius*fRandConeRadius*TMath::Pi());
824 AliInfo("Got Delta Pt.");
828 //________________________________________________________________________
829 void AliAnalysisTaskChargedJetsPA::GetKTBackgroundDensityAll(Int_t numberExcludeLeadingJets, Double_t& rhoPbPb, Double_t& rhoPbPbWithGhosts, Double_t& rhoCMS, Double_t& rhoImprovedCMS, Double_t& rhoMean, Double_t& rhoTrackLike)
832 AliInfo("Getting ALL KT background density.");
835 static Double_t tmpRhoPbPb[1024];
836 static Double_t tmpRhoPbPbWithGhosts[1024];
837 static Double_t tmpRhoMean[1024];
838 static Double_t tmpRhoCMS[1024];
839 static Double_t tmpRhoImprovedCMS[1024];
840 Double_t tmpCoveredArea = 0.0;
841 Double_t tmpSummedArea = 0.0;
842 Double_t tmpPtTrackLike = 0.0;
843 Double_t tmpAreaTrackLike = 0.0;
845 // Setting invalid values
847 rhoPbPbWithGhosts = 0.0;
849 rhoImprovedCMS = 0.0;
853 Int_t rhoPbPbJetCount = 0;
854 Int_t rhoPbPbWithGhostsJetCount = 0;
855 Int_t rhoCMSJetCount = 0;
856 Int_t rhoImprovedCMSJetCount = 0;
857 Int_t rhoMeanJetCount = 0;
860 // Find 2 leading KT jets for the original PbPb approach
861 Int_t leadingKTJets[] = {-1, -1};
862 GetLeadingJets(fBackgroundJetArray, &leadingKTJets[0], kFALSE);
864 // Exclude UP TO numberExcludeLeadingJets
865 if(numberExcludeLeadingJets==-1)
866 numberExcludeLeadingJets = fNumberSignalJets;
867 if (fNumberSignalJets < numberExcludeLeadingJets)
868 numberExcludeLeadingJets = fNumberSignalJets;
870 for (Int_t i = 0; i < fBackgroundJetArray->GetEntries(); i++)
872 AliEmcalJet* backgroundJet = static_cast<AliEmcalJet*>(fBackgroundJetArray->At(i));
876 AliError(Form("%s: Could not receive jet %d", GetName(), i));
880 // Search for overlap with signal jets
881 Bool_t isOverlapping = kFALSE;
882 for(Int_t j=0;j<numberExcludeLeadingJets;j++)
884 AliEmcalJet* signalJet = fSignalJets[j];
886 if(IsJetOverlapping(signalJet, backgroundJet))
888 isOverlapping = kTRUE;
893 tmpSummedArea += backgroundJet->Area();
894 if(backgroundJet->Pt() > 0.150)
895 tmpCoveredArea += backgroundJet->Area();
897 if (!IsBackgroundJetInAcceptance(backgroundJet))
900 Double_t tmpRho = 0.0;
901 if(backgroundJet->Area())
902 tmpRho = backgroundJet->Pt() / backgroundJet->Area();
904 // PbPb approach (take ghosts into account)
905 if ((i != leadingKTJets[0]) && (i != leadingKTJets[1]))
907 tmpRhoPbPbWithGhosts[rhoPbPbWithGhostsJetCount] = tmpRho;
908 rhoPbPbWithGhostsJetCount++;
911 if(backgroundJet->Pt() > 0.150)
913 // CMS approach: don't take ghosts into acount
914 tmpRhoCMS[rhoCMSJetCount] = tmpRho;
917 // Improved CMS approach: like CMS but excluding signal
920 tmpRhoImprovedCMS[rhoImprovedCMSJetCount] = tmpRho;
921 rhoImprovedCMSJetCount++;
924 // PbPb w/o ghosts approach (just neglect ghosts)
925 if ((i != leadingKTJets[0]) && (i != leadingKTJets[1]))
927 tmpRhoPbPb[rhoPbPbJetCount] = tmpRho;
932 // (no overlap with signal jets)
936 tmpRhoMean[rhoMeanJetCount] = tmpRho;
939 // Track like approach approach
940 tmpPtTrackLike += backgroundJet->Pt();
941 tmpAreaTrackLike += backgroundJet->Area();
946 if (tmpAreaTrackLike > 0)
947 rhoTrackLike = tmpPtTrackLike/tmpAreaTrackLike;
948 if (rhoPbPbJetCount > 0)
949 rhoPbPb = TMath::Median(rhoPbPbJetCount, tmpRhoPbPb);
950 if (rhoPbPbWithGhostsJetCount > 0)
951 rhoPbPbWithGhosts = TMath::Median(rhoPbPbWithGhostsJetCount, tmpRhoPbPbWithGhosts);
952 if (rhoCMSJetCount > 0)
953 rhoCMS = TMath::Median(rhoCMSJetCount, tmpRhoCMS) * tmpCoveredArea/tmpSummedArea;
954 if (rhoImprovedCMSJetCount > 0)
956 rhoImprovedCMS = TMath::Median(rhoImprovedCMSJetCount, tmpRhoImprovedCMS) * tmpCoveredArea/tmpSummedArea;
958 if (rhoMeanJetCount > 0)
959 rhoMean = TMath::Mean(rhoMeanJetCount, tmpRhoMean);
962 AliInfo("Got ALL KT background density.");
966 //________________________________________________________________________
967 void AliAnalysisTaskChargedJetsPA::GetKTBackgroundDensity(Int_t numberExcludeLeadingJets, Double_t& rhoImprovedCMS)
970 AliInfo("Getting KT background density.");
973 static Double_t tmpRhoImprovedCMS[1024];
974 Double_t tmpCoveredArea = 0.0;
975 Double_t tmpSummedArea = 0.0;
977 // Setting invalid values
978 rhoImprovedCMS = 0.0;
980 Int_t rhoImprovedCMSJetCount = 0;
982 // Exclude UP TO numberExcludeLeadingJets
983 if(numberExcludeLeadingJets==-1)
984 numberExcludeLeadingJets = fNumberSignalJets;
985 if (fNumberSignalJets < numberExcludeLeadingJets)
986 numberExcludeLeadingJets = fNumberSignalJets;
988 for (Int_t i = 0; i < fBackgroundJetArray->GetEntries(); i++)
990 AliEmcalJet* backgroundJet = static_cast<AliEmcalJet*>(fBackgroundJetArray->At(i));
994 AliError(Form("%s: Could not receive jet %d", GetName(), i));
998 // Search for overlap with signal jets
999 Bool_t isOverlapping = kFALSE;
1000 for(Int_t j=0;j<numberExcludeLeadingJets;j++)
1002 AliEmcalJet* signalJet = fSignalJets[j];
1004 if(IsJetOverlapping(signalJet, backgroundJet))
1006 isOverlapping = kTRUE;
1011 tmpSummedArea += backgroundJet->Area();
1012 if(backgroundJet->Pt() > 0.150)
1013 tmpCoveredArea += backgroundJet->Area();
1015 if (!IsBackgroundJetInAcceptance(backgroundJet))
1018 Double_t tmpRho = backgroundJet->Pt() / backgroundJet->Area();
1020 if(backgroundJet->Pt() > 0.150)
1023 tmpRhoImprovedCMS[rhoImprovedCMSJetCount] = tmpRho;
1024 rhoImprovedCMSJetCount++;
1028 if (rhoImprovedCMSJetCount > 0)
1030 rhoImprovedCMS = TMath::Median(rhoImprovedCMSJetCount, tmpRhoImprovedCMS) * tmpCoveredArea/tmpSummedArea;
1033 AliInfo("Got KT background density.");
1038 //________________________________________________________________________
1039 void AliAnalysisTaskChargedJetsPA::GetTRBackgroundDensity(Int_t numberExcludeLeadingJets, Double_t& rhoNoExclusion, Double_t& rhoConeExclusion02, Double_t& rhoConeExclusion04, Double_t& rhoConeExclusion06, Double_t& rhoConeExclusion08, Double_t& rhoExactExclusion)
1042 AliInfo("Getting TR background density.");
1045 Double_t summedTracksPtCone04 = 0.0;
1046 Double_t summedTracksPtCone02 = 0.0;
1047 Double_t summedTracksPtCone06 = 0.0;
1048 Double_t summedTracksPtCone08 = 0.0;
1049 Double_t summedTracksPtWithinJets = 0.0;
1050 Double_t summedTracksPt = 0.0;
1052 // Setting invalid values
1053 rhoNoExclusion = 0.0;
1054 rhoConeExclusion02 = 0.0;
1055 rhoConeExclusion04 = 0.0;
1056 rhoConeExclusion06 = 0.0;
1057 rhoConeExclusion08 = 0.0;
1058 rhoExactExclusion = 0.0;
1060 // Exclude UP TO numberExcludeLeadingJets
1061 if(numberExcludeLeadingJets==-1)
1062 numberExcludeLeadingJets = fNumberSignalJets;
1063 if (fNumberSignalJets < numberExcludeLeadingJets)
1064 numberExcludeLeadingJets = fNumberSignalJets;
1066 for (Int_t i = 0; i < fTrackArray->GetEntries(); i++)
1068 AliVTrack* tmpTrack = static_cast<AliVTrack*>(fTrackArray->At(i));
1069 Bool_t trackWithinJet = kFALSE; Bool_t trackWithin02Cone = kFALSE; Bool_t trackWithin04Cone = kFALSE; Bool_t trackWithin06Cone = kFALSE; Bool_t trackWithin08Cone = kFALSE;
1071 if (IsTrackInAcceptance(tmpTrack))
1073 // Check if tracks overlaps with jet
1074 for(Int_t j=0;j<numberExcludeLeadingJets;j++)
1076 AliEmcalJet* signalJet = fSignalJets[j];
1078 // Exact jet exclusion
1079 if (IsTrackInJet(signalJet, i))
1080 trackWithinJet = kTRUE;
1083 if (IsTrackInCone(tmpTrack, signalJet->Eta(), signalJet->Phi(), 0.2))
1085 trackWithin02Cone = kTRUE;
1086 trackWithin04Cone = kTRUE;
1087 trackWithin06Cone = kTRUE;
1088 trackWithin08Cone = kTRUE;
1091 else if (IsTrackInCone(tmpTrack, signalJet->Eta(), signalJet->Phi(), 0.4))
1093 trackWithin04Cone = kTRUE;
1094 trackWithin06Cone = kTRUE;
1095 trackWithin08Cone = kTRUE;
1097 else if (IsTrackInCone(tmpTrack, signalJet->Eta(), signalJet->Phi(), 0.6))
1099 trackWithin06Cone = kTRUE;
1100 trackWithin08Cone = kTRUE;
1102 else if (IsTrackInCone(tmpTrack, signalJet->Eta(), signalJet->Phi(), 0.8))
1104 trackWithin08Cone = kTRUE;
1108 if(!trackWithin08Cone)
1110 summedTracksPtCone08 += tmpTrack->Pt();
1112 if(!trackWithin06Cone)
1114 summedTracksPtCone06 += tmpTrack->Pt();
1116 if(!trackWithin04Cone)
1118 summedTracksPtCone04 += tmpTrack->Pt();
1120 if(!trackWithin02Cone)
1122 summedTracksPtCone02 += tmpTrack->Pt();
1126 summedTracksPtWithinJets += tmpTrack->Pt();
1128 summedTracksPt += tmpTrack->Pt();
1133 // Calculate the correct area where the tracks were taking from
1135 Double_t tmpFullTPCArea = (2.0*fTrackEtaWindow) * TMath::TwoPi();
1136 Double_t tmpAreaCone02 = tmpFullTPCArea;
1137 Double_t tmpAreaCone04 = tmpFullTPCArea;
1138 Double_t tmpAreaCone06 = tmpFullTPCArea;
1139 Double_t tmpAreaCone08 = tmpFullTPCArea;
1140 Double_t tmpAreaWithinJets = tmpFullTPCArea;
1141 std::vector<Double_t> tmpEtas(numberExcludeLeadingJets);
1142 std::vector<Double_t> tmpPhis(numberExcludeLeadingJets);
1144 for(Int_t i=0;i<numberExcludeLeadingJets;i++)
1146 AliEmcalJet* tmpJet = fSignalJets[i];
1147 tmpEtas[i] = tmpJet->Eta();
1148 tmpPhis[i] = tmpJet->Phi();
1149 tmpAreaWithinJets -= tmpJet->Area();
1152 tmpAreaCone02 -= tmpFullTPCArea * MCGetOverlapMultipleCirclesRectancle(numberExcludeLeadingJets, tmpEtas, tmpPhis, 0.2, -fTrackEtaWindow, +fTrackEtaWindow, 0., TMath::TwoPi());
1153 tmpAreaCone04 -= tmpFullTPCArea * MCGetOverlapMultipleCirclesRectancle(numberExcludeLeadingJets, tmpEtas, tmpPhis, 0.4, -fTrackEtaWindow, +fTrackEtaWindow, 0., TMath::TwoPi());
1154 tmpAreaCone06 -= tmpFullTPCArea * MCGetOverlapMultipleCirclesRectancle(numberExcludeLeadingJets, tmpEtas, tmpPhis, 0.6, -fTrackEtaWindow, +fTrackEtaWindow, 0., TMath::TwoPi());
1155 tmpAreaCone08 -= tmpFullTPCArea * MCGetOverlapMultipleCirclesRectancle(numberExcludeLeadingJets, tmpEtas, tmpPhis, 0.8, -fTrackEtaWindow, +fTrackEtaWindow, 0., TMath::TwoPi());
1157 rhoConeExclusion02 = summedTracksPtCone02/tmpAreaCone02;
1158 rhoConeExclusion04 = summedTracksPtCone04/tmpAreaCone04;
1159 rhoConeExclusion06 = summedTracksPtCone06/tmpAreaCone06;
1160 rhoConeExclusion08 = summedTracksPtCone08/tmpAreaCone08;
1161 rhoExactExclusion = summedTracksPtWithinJets/tmpAreaWithinJets;
1162 rhoNoExclusion = summedTracksPt/tmpFullTPCArea;
1166 AliInfo("Got TR background density.");
1170 //________________________________________________________________________
1171 void AliAnalysisTaskChargedJetsPA::GetTRBackgroundDensity(Int_t numberExcludeLeadingJets, Double_t& rhoMean, Double_t& area, AliEmcalJet* excludeJet1, AliEmcalJet* excludeJet2, Bool_t doSearchPerpendicular)
1174 AliInfo("Getting TR background density.");
1177 // Setting invalid values
1178 Double_t summedTracksPt = 0.0;
1182 Double_t tmpRadius = 0.0;
1183 if (doSearchPerpendicular)
1184 tmpRadius = 0.4*TMath::Pi(); // exclude 90 degrees around jets
1188 numberExcludeLeadingJets = 2; // dijet is excluded here in any case
1192 if (!fTrackArray || !fJetArray)
1194 AliError("Could not get the track/jet array to calculate track rho!");
1198 Int_t trackCount = fTrackArray->GetEntries();
1199 Int_t trackCountAccepted = 0;
1200 for (Int_t i = 0; i < trackCount; i++)
1202 AliVTrack* tmpTrack = static_cast<AliVTrack*>(fTrackArray->At(i));
1203 if (IsTrackInAcceptance(tmpTrack))
1205 if (IsTrackInCone(tmpTrack, excludeJet1->Eta(), excludeJet1->Phi(), tmpRadius))
1208 if (numberExcludeLeadingJets > 1)
1209 if (IsTrackInCone(tmpTrack, excludeJet2->Eta(), excludeJet2->Phi(), tmpRadius))
1212 // Add track pt to array
1213 summedTracksPt = summedTracksPt + tmpTrack->Pt();
1214 trackCountAccepted++;
1218 if (trackCountAccepted > 0)
1220 Double_t tmpArea = 2.0*fTrackEtaWindow*TMath::TwoPi() - 2*(tmpRadius*tmpRadius * TMath::Pi()); //TPC area - excluding jet area
1221 rhoMean = summedTracksPt/tmpArea;
1226 AliInfo("Got TR background density.");
1230 //________________________________________________________________________
1231 void AliAnalysisTaskChargedJetsPA::Calculate(AliVEvent* event)
1234 AliInfo("Starting Calculate().");
1236 ////////////////////// NOTE: initialization & casting
1240 // Check, if analysis should be done in pt hard bins
1241 if(fUsePtHardBin != -1)
1242 if(GetPtHardBin() != fUsePtHardBin)
1245 // This is to take only every Nth event
1246 if((fEventCounter+fPartialAnalysisIndex) % fPartialAnalysisNParts != 0)
1249 FillHistogram("hNumberEvents",0.5);
1251 if(!IsEventInAcceptance(event))
1254 FillHistogram("hNumberEvents",1.5);
1257 AliInfo("Calculate()::Init done.");
1260 ////////////////////// NOTE: Get Centrality, (Leading)Signal jets and Background
1263 AliCentrality* tmpCentrality = NULL;
1264 tmpCentrality = event->GetCentrality();
1265 Double_t centralityPercentile = -1.0;
1266 Double_t centralityPercentileV0A = 0.0;
1267 Double_t centralityPercentileV0C = 0.0;
1268 Double_t centralityPercentileV0M = 0.0;
1269 if (tmpCentrality != NULL)
1271 centralityPercentile = tmpCentrality->GetCentralityPercentile(fCentralityType.Data());
1272 centralityPercentileV0A = tmpCentrality->GetCentralityPercentile("V0A");
1273 centralityPercentileV0C = tmpCentrality->GetCentralityPercentile("V0C");
1274 centralityPercentileV0M = tmpCentrality->GetCentralityPercentile("V0M");
1277 if((centralityPercentile < 0.0) || (centralityPercentile > 100.0))
1278 AliWarning(Form("Centrality value not valid (c=%E)",centralityPercentile));
1280 if(fSetCentralityToOne)
1281 centralityPercentile = 1.0;
1284 if (fAnalyzeBackground || fAnalyzeJets)
1287 // Get background estimates
1288 Double_t backgroundKTImprovedCMS = -1.0;
1289 Double_t backgroundKTImprovedCMSExternal = -1.0;
1290 Double_t backgroundDijet = -1.0;
1291 Double_t backgroundDijetPerpendicular = -1.0;
1293 Double_t backgroundKTPbPb = -1.0;
1294 Double_t backgroundKTPbPbWithGhosts = -1.0;
1295 Double_t backgroundKTCMS = -1.0;
1296 Double_t backgroundKTMean = -1.0;
1297 Double_t backgroundKTTrackLike = -1.0;
1298 Double_t backgroundTRNoExcl = -1.0;
1299 Double_t backgroundTRCone02 = -1.0;
1300 Double_t backgroundTRCone04 = -1.0;
1301 Double_t backgroundTRCone06 = -1.0;
1302 Double_t backgroundTRCone08 = -1.0;
1303 Double_t backgroundTRExact = -1.0;
1305 // Calculate background for different jet exclusions
1307 if (fAnalyzeBackground)
1310 if(fAnalyzeDeprecatedBackgrounds)
1311 GetKTBackgroundDensityAll (fNumberExcludedJets, backgroundKTPbPb, backgroundKTPbPbWithGhosts, backgroundKTCMS, backgroundKTImprovedCMS, backgroundKTMean, backgroundKTTrackLike);
1313 GetKTBackgroundDensity (fNumberExcludedJets, backgroundKTImprovedCMS);
1315 if(fAnalyzeDeprecatedBackgrounds)
1316 GetTRBackgroundDensity (fNumberExcludedJets, backgroundTRNoExcl, backgroundTRCone02, backgroundTRCone04, backgroundTRCone06, backgroundTRCone08, backgroundTRExact);
1318 backgroundKTImprovedCMSExternal = GetExternalRho();
1322 AliInfo("Calculate()::Centrality&SignalJets&Background-Calculation done.");
1327 FillHistogram("hVertexX",event->GetPrimaryVertex()->GetX());
1328 FillHistogram("hVertexY",event->GetPrimaryVertex()->GetY());
1329 FillHistogram("hVertexXY",event->GetPrimaryVertex()->GetX(), event->GetPrimaryVertex()->GetY());
1330 FillHistogram("hVertexR",TMath::Sqrt(event->GetPrimaryVertex()->GetX()*event->GetPrimaryVertex()->GetX() + event->GetPrimaryVertex()->GetY()*event->GetPrimaryVertex()->GetY()));
1331 FillHistogram("hCentralityV0M",centralityPercentileV0M);
1332 FillHistogram("hCentralityV0A",centralityPercentileV0A);
1333 FillHistogram("hCentralityV0C",centralityPercentileV0C);
1334 FillHistogram("hCentrality",centralityPercentile);
1336 Int_t trackCountAcc = 0;
1337 Int_t nTracks = fTrackArray->GetEntries();
1338 for (Int_t i = 0; i < nTracks; i++)
1340 AliVTrack* track = static_cast<AliVTrack*>(fTrackArray->At(i));
1343 if (track->Pt() >= fMinTrackPt)
1344 FillHistogram("hTrackPhiEta", track->Phi(),track->Eta(), 1);
1346 if (IsTrackInAcceptance(track))
1348 FillHistogram("hTrackPt", track->Pt(), centralityPercentile);
1349 if(track->Eta() >= 0)
1350 FillHistogram("hTrackPtPosEta", track->Pt(), centralityPercentile);
1352 FillHistogram("hTrackPtNegEta", track->Pt(), centralityPercentile);
1354 FillHistogram("hTrackEta", track->Eta(), centralityPercentile);
1355 FillHistogram("hTrackPhi", track->Phi());
1357 if(static_cast<AliPicoTrack*>(track))
1359 FillHistogram("hTrackPhiTrackType", track->Phi(), (static_cast<AliPicoTrack*>(track))->GetTrackType());
1360 FillHistogram("hTrackPhiLabel", track->Phi(), (static_cast<AliPicoTrack*>(track))->GetLabel());
1362 for(Int_t j=0;j<20;j++)
1364 FillHistogram("hTrackPhiPtCut", track->Phi(), track->Pt());
1366 FillHistogram("hTrackCharge", track->Charge());
1370 FillHistogram("hTrackCountAcc", trackCountAcc, centralityPercentile);
1374 AliInfo("Calculate()::QA done.");
1377 ////////////////////// NOTE: Jet analysis and calculations
1381 for (Int_t i = 0; i<fJetArray->GetEntries(); i++)
1383 AliEmcalJet* tmpJet = static_cast<AliEmcalJet*>(fJetArray->At(i));
1387 FillHistogram("hRawJetPt", tmpJet->Pt());
1388 if (tmpJet->Pt() >= fMinJetPt)
1390 // ### RAW JET ANALYSIS
1391 if (tmpJet->Area() >= fMinJetArea)
1392 FillHistogram("hRawJetPhiEta", tmpJet->Phi(), tmpJet->Eta());
1393 if (TMath::Abs(tmpJet->Eta()) <= fSignalJetEtaWindow)
1394 FillHistogram("hRawJetArea", tmpJet->Area());
1397 if(IsSignalJetInAcceptance(tmpJet))
1399 // ### SIGNAL JET ANALYSIS
1401 FillHistogram("hJetPt", tmpJet->Pt(), centralityPercentile);
1402 FillHistogram("hJetPtBgrdSubtractedKTImprovedCMS", GetCorrectedJetPt(tmpJet, backgroundKTImprovedCMS), centralityPercentile);
1403 FillHistogram("hJetPtSubtractedRhoKTImprovedCMS", tmpJet->Pt(), centralityPercentile, backgroundKTImprovedCMS);
1404 if(centralityPercentile<=20.0)
1405 FillHistogram("hJetPtSubtractedRhoKTImprovedCMS020", tmpJet->Pt(), backgroundKTImprovedCMS);
1407 if(fAnalyzeDeprecatedBackgrounds)
1409 FillHistogram("hJetPtBgrdSubtractedTR", GetCorrectedJetPt(tmpJet, backgroundTRCone06), centralityPercentile);
1410 FillHistogram("hJetPtBgrdSubtractedKTPbPb", GetCorrectedJetPt(tmpJet, backgroundKTPbPb), centralityPercentile);
1411 FillHistogram("hJetPtBgrdSubtractedKTPbPbWithGhosts", GetCorrectedJetPt(tmpJet, backgroundKTPbPbWithGhosts), centralityPercentile);
1412 FillHistogram("hJetPtBgrdSubtractedKTCMS", GetCorrectedJetPt(tmpJet, backgroundKTCMS), centralityPercentile);
1413 FillHistogram("hJetPtBgrdSubtractedKTMean", GetCorrectedJetPt(tmpJet, backgroundKTMean), centralityPercentile);
1414 FillHistogram("hJetPtBgrdSubtractedKTTrackLike", GetCorrectedJetPt(tmpJet, backgroundKTTrackLike), centralityPercentile);
1417 for(Int_t j=0; j<tmpJet->GetNumberOfTracks(); j++)
1418 FillHistogram("hJetConstituentPt", tmpJet->TrackAt(j, fTrackArray)->Pt(), centralityPercentile);
1422 FillHistogram("hJetArea", tmpJet->Area());
1423 FillHistogram("hJetPtVsConstituentCount", tmpJet->Pt(),tmpJet->GetNumberOfTracks());
1424 FillHistogram("hJetPhiEta", tmpJet->Phi(),tmpJet->Eta());
1425 FillHistogram("hJetEta", tmpJet->Eta(), centralityPercentile);
1427 // Signal jet vs. signal jet - "Combinatorial"
1428 for (Int_t j = i+1; j<fNumberSignalJets; j++)
1429 FillHistogram("hJetDeltaPhi", GetDeltaPhi(tmpJet->Phi(), fSignalJets[j]->Phi()));
1434 if(fNumberSignalJets >= 2)
1436 FillHistogram("hLeadingJetDeltaPhi", GetDeltaPhi(fFirstLeadingJet->Phi(), fSecondLeadingJet->Phi()));
1438 if (IsDijet(fFirstLeadingJet, fSecondLeadingJet))
1440 FillHistogram("hDijetConstituentsPt", fFirstLeadingJet->Pt());
1441 FillHistogram("hDijetConstituentsPt", fSecondLeadingJet->Pt());
1443 FillHistogram("hDijetLeadingJetPt", fFirstLeadingJet->Pt());
1444 FillHistogram("hDijetPtCorrelation", fFirstLeadingJet->Pt(), fSecondLeadingJet->Pt());
1445 Double_t dummyArea = 0;
1446 GetTRBackgroundDensity (2, backgroundDijet, dummyArea, fFirstLeadingJet, fSecondLeadingJet, kFALSE);
1447 GetTRBackgroundDensity (2, backgroundDijetPerpendicular, dummyArea, fFirstLeadingJet, fSecondLeadingJet, kTRUE);
1451 // ### SOME JET PLOTS
1452 FillHistogram("hJetCountAll", fJetArray->GetEntries());
1453 FillHistogram("hJetCountAccepted", fNumberSignalJets);
1454 FillHistogram("hJetCount", fJetArray->GetEntries(), fNumberSignalJets);
1455 if (fFirstLeadingJet)
1457 FillHistogram("hLeadingJetPt", fFirstLeadingJet->Pt());
1458 FillHistogram("hCorrectedLeadingJetPt", GetCorrectedJetPt(fFirstLeadingJet,backgroundKTImprovedCMS));
1460 if (fSecondLeadingJet)
1462 FillHistogram("hSecondLeadingJetPt", fSecondLeadingJet->Pt());
1463 FillHistogram("hCorrectedSecondLeadingJetPt", GetCorrectedJetPt(fSecondLeadingJet,backgroundKTImprovedCMS));
1466 } //endif AnalyzeJets
1469 AliInfo("Calculate()::Jets done.");
1471 ////////////////////// NOTE: Background analysis
1473 if (fAnalyzeBackground)
1475 // Calculate background in centrality classes
1476 FillHistogram("hKTBackgroundImprovedCMS", backgroundKTImprovedCMS, centralityPercentile);
1478 FillHistogram("hKTBackgroundImprovedCMSExternal", backgroundKTImprovedCMSExternal, centralityPercentile);
1480 FillHistogram("hKTMeanBackgroundImprovedCMS", centralityPercentile, backgroundKTImprovedCMS);
1482 // In case of dijets -> look at the background
1483 if (backgroundDijet >= 0)
1484 FillHistogram("hDijetBackground", backgroundDijet, centralityPercentile);
1485 if (backgroundDijetPerpendicular >= 0)
1486 FillHistogram("hDijetBackgroundPerpendicular", backgroundDijetPerpendicular, centralityPercentile);
1488 if(fAnalyzeDeprecatedBackgrounds)
1490 FillHistogram("hKTBackgroundPbPb", backgroundKTPbPb, centralityPercentile);
1491 FillHistogram("hKTBackgroundPbPbWithGhosts", backgroundKTPbPbWithGhosts, centralityPercentile);
1492 FillHistogram("hKTBackgroundCMS", backgroundKTCMS, centralityPercentile);
1493 FillHistogram("hKTBackgroundMean", backgroundKTMean, centralityPercentile);
1494 FillHistogram("hKTBackgroundTrackLike", backgroundKTTrackLike, centralityPercentile);
1496 FillHistogram("hTRBackgroundNoExcl", backgroundTRNoExcl, centralityPercentile);
1497 FillHistogram("hTRBackgroundCone02", backgroundTRCone02, centralityPercentile);
1498 FillHistogram("hTRBackgroundCone04", backgroundTRCone04, centralityPercentile);
1499 FillHistogram("hTRBackgroundCone06", backgroundTRCone06, centralityPercentile);
1500 FillHistogram("hTRBackgroundCone08", backgroundTRCone08, centralityPercentile);
1501 FillHistogram("hTRBackgroundExact", backgroundTRExact, centralityPercentile);
1503 // Calculate background profiles in terms of centrality
1504 FillHistogram("hKTMeanBackgroundPbPb", centralityPercentile, backgroundKTPbPb);
1505 FillHistogram("hKTMeanBackgroundPbPbWithGhosts", centralityPercentile, backgroundKTPbPbWithGhosts);
1506 FillHistogram("hKTMeanBackgroundCMS", centralityPercentile, backgroundKTCMS);
1507 FillHistogram("hKTMeanBackgroundMean", centralityPercentile, backgroundKTMean);
1508 FillHistogram("hKTMeanBackgroundTPC", centralityPercentile, backgroundKTTrackLike);
1509 FillHistogram("hTRMeanBackground", centralityPercentile, backgroundTRCone06);
1513 // Calculate the delta pt
1514 Double_t tmpDeltaPtNoBackground = GetDeltaPt(0.0);
1515 Double_t tmpDeltaPtKTImprovedCMS = GetDeltaPt(backgroundKTImprovedCMS);
1517 Double_t tmpDeltaPtKTImprovedCMSPartialExclusion = 0.0;
1519 tmpDeltaPtKTImprovedCMSPartialExclusion = GetDeltaPt(backgroundKTImprovedCMS, 1.0/fNcoll);
1521 tmpDeltaPtKTImprovedCMSPartialExclusion = GetDeltaPt(backgroundKTImprovedCMS, 1.0);
1523 Double_t tmpDeltaPtKTImprovedCMSPartialExclusion_Signal = 0.0;
1524 if(fNumberSignalJets)
1525 tmpDeltaPtKTImprovedCMSPartialExclusion_Signal = GetDeltaPt(backgroundKTImprovedCMS, 1.0/fNumberSignalJets);
1527 tmpDeltaPtKTImprovedCMSPartialExclusion_Signal = GetDeltaPt(backgroundKTImprovedCMS, 1.0);
1529 Double_t tmpDeltaPtKTImprovedCMSFullExclusion = GetDeltaPt(backgroundKTImprovedCMS, 1.0);
1531 Double_t tmpDeltaPtKTPbPb = 0;
1532 Double_t tmpDeltaPtKTPbPbWithGhosts = 0;
1533 Double_t tmpDeltaPtKTCMS = 0;
1534 Double_t tmpDeltaPtKTMean = 0;
1535 Double_t tmpDeltaPtKTTrackLike = 0;
1536 Double_t tmpDeltaPtTR = 0;
1538 if(fAnalyzeDeprecatedBackgrounds)
1540 tmpDeltaPtKTPbPb = GetDeltaPt(backgroundKTPbPb);
1541 tmpDeltaPtKTPbPbWithGhosts = GetDeltaPt(backgroundKTPbPbWithGhosts);
1542 tmpDeltaPtKTCMS = GetDeltaPt(backgroundKTCMS);
1543 tmpDeltaPtKTMean = GetDeltaPt(backgroundKTMean);
1544 tmpDeltaPtKTTrackLike = GetDeltaPt(backgroundKTTrackLike);
1545 tmpDeltaPtTR = GetDeltaPt(backgroundTRCone06);
1548 // If valid, fill the delta pt histograms
1550 if(tmpDeltaPtKTImprovedCMS > -10000.0)
1551 FillHistogram("hDeltaPtKTImprovedCMS", tmpDeltaPtKTImprovedCMS, centralityPercentile);
1552 if(tmpDeltaPtKTImprovedCMSPartialExclusion > -10000.0)
1553 FillHistogram("hDeltaPtKTImprovedCMSPartialExclusion", tmpDeltaPtKTImprovedCMSPartialExclusion, centralityPercentile);
1554 if(tmpDeltaPtKTImprovedCMSPartialExclusion_Signal > -10000.0)
1555 FillHistogram("hDeltaPtKTImprovedCMSPartialExclusion_Signal", tmpDeltaPtKTImprovedCMSPartialExclusion_Signal, centralityPercentile);
1556 if(tmpDeltaPtKTImprovedCMSFullExclusion > -10000.0)
1557 FillHistogram("hDeltaPtKTImprovedCMSFullExclusion", tmpDeltaPtKTImprovedCMSFullExclusion, centralityPercentile);
1559 if(tmpDeltaPtNoBackground > 0.000001)
1560 FillHistogram("hDeltaPtNoBackgroundNoEmptyCones", tmpDeltaPtNoBackground, centralityPercentile);
1561 else if(tmpDeltaPtNoBackground > -10000.0)
1562 FillHistogram("hDeltaPtNoBackground", tmpDeltaPtNoBackground, centralityPercentile);
1565 if(fAnalyzeDeprecatedBackgrounds)
1567 if(tmpDeltaPtKTPbPb > -10000.0)
1568 FillHistogram("hDeltaPtKTPbPb", tmpDeltaPtKTPbPb, centralityPercentile);
1569 if(tmpDeltaPtKTPbPbWithGhosts > -10000.0)
1570 FillHistogram("hDeltaPtKTPbPbWithGhosts", tmpDeltaPtKTPbPbWithGhosts, centralityPercentile);
1571 if(tmpDeltaPtKTCMS > -10000.0)
1572 FillHistogram("hDeltaPtKTCMS", tmpDeltaPtKTCMS, centralityPercentile);
1573 if(tmpDeltaPtKTMean > -10000.0)
1574 FillHistogram("hDeltaPtKTMean", tmpDeltaPtKTMean, centralityPercentile);
1575 if(tmpDeltaPtKTTrackLike > -10000.0)
1576 FillHistogram("hDeltaPtKTTrackLike", tmpDeltaPtKTTrackLike, centralityPercentile);
1578 if(tmpDeltaPtTR > -10000.0)
1579 FillHistogram("hDeltaPtTR", tmpDeltaPtTR, centralityPercentile);
1584 AliInfo("Calculate()::Background done.");
1587 ////////////////////// NOTE: Pythia histograms
1590 FillHistogram("hPythiaPtHard", GetPtHard());
1591 FillHistogram("hPythiaNTrials", GetPtHardBin()+0.1, GetPythiaTrials());
1592 FillHistogram("hPythiaXSection", GetPtHardBin()+0.1, fCrossSection);
1595 AliInfo("Calculate()::Pythia done.");
1599 AliInfo("Calculate() done.");
1603 //________________________________________________________________________
1604 Bool_t AliAnalysisTaskChargedJetsPA::UserNotify()
1606 // Implemented Notify() to read the cross sections
1607 // and number of trials from pyxsec.root
1610 AliInfo("UserNotify started.");
1615 TTree *tree = AliAnalysisManager::GetAnalysisManager()->GetTree();
1616 TFile *currFile = tree->GetCurrentFile();
1618 TString file(currFile->GetName());
1620 if(file.Contains("root_archive.zip#")){
1621 Ssiz_t pos1 = file.Index("root_archive",12,TString::kExact);
1622 Ssiz_t pos = file.Index("#",1,pos1,TString::kExact);
1623 file.Replace(pos+1,20,"");
1626 // not an archive take the basename....
1627 file.ReplaceAll(gSystem->BaseName(file.Data()),"");
1630 TFile *fxsec = TFile::Open(Form("%s%s",file.Data(),"pyxsec.root")); // problem that we cannot really test the existance of a file in a archive so we have to lvie with open error message from root
1632 // next trial fetch the histgram file
1633 fxsec = TFile::Open(Form("%s%s",file.Data(),"pyxsec_hists.root"));
1635 // not a severe condition but inciate that we have no information
1639 // find the tlist we want to be independtent of the name so use the Tkey
1640 TKey* key = (TKey*)fxsec->GetListOfKeys()->At(0);
1645 TList *list = dynamic_cast<TList*>(key->ReadObj());
1650 fCrossSection = ((TProfile*)list->FindObject("h1Xsec"))->GetBinContent(1);
1651 fTrials = ((TH1F*)list->FindObject("h1Trials"))->GetBinContent(1);
1654 } // no tree pyxsec.root
1656 TTree *xtree = (TTree*)fxsec->Get("Xsection");
1662 Double_t xsection = 0;
1663 xtree->SetBranchAddress("xsection",&xsection);
1664 xtree->SetBranchAddress("ntrials",&ntrials);
1667 fCrossSection = xsection;
1672 AliInfo("UserNotify ended.");
1678 //________________________________________________________________________
1679 inline Double_t AliAnalysisTaskChargedJetsPA::EtaToTheta(Double_t arg)
1680 {return 2.*atan(exp(-arg));}
1681 //________________________________________________________________________
1682 inline Double_t AliAnalysisTaskChargedJetsPA::ThetaToEta(Double_t arg)
1684 if ((arg > TMath::Pi()) || (arg < 0.0))
1686 AliError(Form("ThetaToEta got wrong input! (%f)", arg));
1689 return -log(tan(arg/2.));
1691 //________________________________________________________________________
1692 inline Double_t AliAnalysisTaskChargedJetsPA::GetDeltaPhi(Double_t phi1, Double_t phi2)
1693 {return min(TMath::Abs(phi1-phi2),TMath::TwoPi() - TMath::Abs(phi1-phi2));}
1695 //________________________________________________________________________
1696 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)
1698 const Int_t kTests = 1000;
1700 TRandom3 randomGen(0);
1702 // Loop over kTests-many tests
1703 for (Int_t i=0; i<kTests; i++)
1705 //Choose random position in rectangle for the tester
1706 Double_t tmpTestX = randomGen.Uniform(rPosXmin, rPosXmax);
1707 Double_t tmpTestY = randomGen.Uniform(rPosYmin, rPosYmax);
1709 //Check, if tester is in circle. If yes, increment circle counter.
1710 Double_t tmpDistance = TMath::Sqrt( (tmpTestX - cPosX)*(tmpTestX - cPosX) + (tmpTestY - cPosY)*(tmpTestY - cPosY) );
1711 if(tmpDistance < cRadius)
1716 return (static_cast<Double_t>(hits)/static_cast<Double_t>(kTests));
1719 //________________________________________________________________________
1720 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)
1723 const Int_t kTests = 1000;
1725 TRandom3 randomGen(0);
1727 // Loop over kTests-many tests
1728 for (Int_t i=0; i<kTests; i++)
1730 //Choose random position in rectangle for the tester
1731 Double_t tmpTestX = randomGen.Uniform(rPosXmin, rPosXmax);
1732 Double_t tmpTestY = randomGen.Uniform(rPosYmin, rPosYmax);
1734 //Check, if tester is in one of the circles. If yes, increment circle counter.
1735 for(Int_t j=0; j<numCircles; j++)
1737 Double_t tmpDistance = TMath::Sqrt( (tmpTestX - cPosX[j])*(tmpTestX - cPosX[j]) + (tmpTestY - cPosY[j])*(tmpTestY - cPosY[j]) );
1738 if(tmpDistance < cRadius)
1747 return (static_cast<Double_t>(hits)/static_cast<Double_t>(kTests));
1751 //________________________________________________________________________
1752 inline void AliAnalysisTaskChargedJetsPA::FillHistogram(const char * key, Double_t x)
1754 TH1* tmpHist = static_cast<TH1*>(fOutputList->FindObject(GetHistoName(key)));
1757 AliError(Form("Cannot find histogram <%s> ",key)) ;
1764 //________________________________________________________________________
1765 inline void AliAnalysisTaskChargedJetsPA::FillHistogram(const char * key, Double_t x, Double_t y)
1767 TH1* tmpHist = static_cast<TH1*>(fOutputList->FindObject(GetHistoName(key)));
1770 AliError(Form("Cannot find histogram <%s> ",key));
1774 if (tmpHist->IsA()->GetBaseClass("TH1"))
1775 static_cast<TH1*>(tmpHist)->Fill(x,y); // Fill x with y
1776 else if (tmpHist->IsA()->GetBaseClass("TH2"))
1777 static_cast<TH2*>(tmpHist)->Fill(x,y); // Fill x,y with 1
1780 //________________________________________________________________________
1781 inline void AliAnalysisTaskChargedJetsPA::FillHistogram(const char * key, Double_t x, Double_t y, Double_t add)
1783 TH2* tmpHist = static_cast<TH2*>(fOutputList->FindObject(GetHistoName(key)));
1786 AliError(Form("Cannot find histogram <%s> ",key));
1790 tmpHist->Fill(x,y,add);
1792 //________________________________________________________________________
1793 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)
1795 T* tmpHist = new T(GetHistoName(name), GetHistoName(title), xBins, xMin, xMax);
1797 tmpHist->GetXaxis()->SetTitle(xTitle);
1798 tmpHist->GetYaxis()->SetTitle(yTitle);
1799 tmpHist->SetOption(options);
1800 tmpHist->SetMarkerStyle(kFullCircle);
1803 fHistList->Add(tmpHist);
1809 //________________________________________________________________________
1810 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)
1812 T* tmpHist = new T(GetHistoName(name), GetHistoName(title), xBins, xMin, xMax, yBins, yMin, yMax);
1813 tmpHist->GetXaxis()->SetTitle(xTitle);
1814 tmpHist->GetYaxis()->SetTitle(yTitle);
1815 tmpHist->GetZaxis()->SetTitle(zTitle);
1816 tmpHist->SetOption(options);
1817 tmpHist->SetMarkerStyle(kFullCircle);
1820 fHistList->Add(tmpHist);
1826 //________________________________________________________________________
1827 void AliAnalysisTaskChargedJetsPA::Terminate(Option_t *)
1829 PostData(1, fOutputList);
1832 fOutputList = dynamic_cast<TList*> (GetOutputData(1)); // '1' refers to the output slot
1834 printf("ERROR: Output list not available\n");
1839 //________________________________________________________________________
1840 AliAnalysisTaskChargedJetsPA::~AliAnalysisTaskChargedJetsPA()
1842 // Destructor. Clean-up the output list, but not the histograms that are put inside
1843 // (the list is owner and will clean-up these histograms). Protect in PROOF case.
1844 if (fOutputList && !AliAnalysisManager::GetAnalysisManager()->IsProofMode()) {
1849 //________________________________________________________________________
1850 void AliAnalysisTaskChargedJetsPA::UserCreateOutputObjects()
1852 // called once to create user defined output objects like histograms, plots etc.
1853 // and to put it on the output list.
1854 // Note: Saving to file with e.g. OpenFile(0) is must be before creating other objects.
1856 fRandom = new TRandom3(0);
1859 fOutputList = new TList();
1860 fOutputList->SetOwner(); // otherwise it produces leaks in merging
1862 // NOTE: Pythia histograms
1863 AddHistogram1D<TProfile>("hPythiaXSection", "Pythia cross section distribution", "", fNumPtHardBins+1, 0, fNumPtHardBins+1, "p_{T} hard bin","dN^{Events}/dp_{T,hard}");
1864 AddHistogram1D<TH1D>("hPythiaNTrials", "Pythia trials (no correction for manual cuts)", "", fNumPtHardBins+1, 0, fNumPtHardBins+1, "p_{T} hard bin", "Trials");
1867 PostData(1, fOutputList);
1870 //________________________________________________________________________
1871 void AliAnalysisTaskChargedJetsPA::UserExec(Option_t *)
1874 AliInfo("UserExec() started.");
1879 AliError("??? Event pointer == 0 ???");
1884 ExecOnce(); // Get tracks, jets, background from arrays if not already given + Init Histos
1886 Calculate(InputEvent());
1888 PostData(1, fOutputList);