1 #ifndef AliEbyEFluctuationAnalysisTask_cxx
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2 #define AliEbyEFluctuationAnalysisTask_cxx
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4 // Event by event charge fluctuation analysis
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5 // Authors: Satyajit Jena and Panos Cristakoglou
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11 class AliESDtrackCuts;
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13 #include "AliAnalysisTaskSE.h"
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15 const Int_t nCentralityBins = 20;
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17 class AliEbyEFluctuationAnalysisTask : public AliAnalysisTaskSE {
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19 AliEbyEFluctuationAnalysisTask() : AliAnalysisTaskSE(), fESD(0), fOutputList(0), fHistEventStats(0), fHistCentrality(0), fHistNMultMC(0), fHistNPlusNMinusMC(0), fESDtrackCuts(0), fAnalysisType(0), fAnalysisMode(0), fCentralityEstimator("V0M"), fCentralityBins20(kFALSE), fVxMax(3.0),fVyMax(3.0), fVzMax(10.) {
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20 for(Int_t iBin = 0; iBin < nCentralityBins; iBin++) {
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21 fHistNMult[iBin] = NULL;
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22 fHistNPlusNMinus[iBin] = NULL;
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25 AliEbyEFluctuationAnalysisTask(const char *name);
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26 virtual ~AliEbyEFluctuationAnalysisTask() {}
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28 virtual void UserCreateOutputObjects();
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29 virtual void UserExec(Option_t *option);
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30 virtual void Terminate(Option_t *);
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32 void SetAnalysisCutObject(AliESDtrackCuts *const trackCuts) {
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33 fESDtrackCuts = trackCuts;}
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34 void SetVertexDiamond(Double_t vx, Double_t vy, Double_t vz) {
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41 void SetCentralityEstimator(const char* centralityEstimator) {
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42 fCentralityEstimator = centralityEstimator;}
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43 void SetCentralityBins20() {fCentralityBins20 = kTRUE;}
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45 void SetAnalysisType(const char* analysisType) {
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46 fAnalysisType = analysisType;}
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47 void SetAnalysisMode(const char* analysisMode) {
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48 fAnalysisMode = analysisMode;}
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51 AliESDEvent *fESD; //! ESD object
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52 TList *fOutputList; //! Output list
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53 TH1F *fHistEventStats; //!event stats
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54 TH1F *fHistCentrality; //!centrality
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55 TH1F *fHistNMult[nCentralityBins]; //! nmult
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56 TH2F *fHistNPlusNMinus[nCentralityBins];//!nplus vs nminus correlation
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57 TH1F *fHistNMultMC; //!nmult MC
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58 TH2F *fHistNPlusNMinusMC;//!nplus vs nminus correlation
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60 AliESDtrackCuts *fESDtrackCuts; //ESD track cuts
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62 TString fAnalysisType;//"MC", "ESD", "AOD"
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63 TString fAnalysisMode;//"TPC", "Global"
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65 TString fCentralityEstimator;//"V0M","TRK","TKL","ZDC","FMD"
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66 Bool_t fCentralityBins20;//centrality bins of 5% width
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68 Double_t fVxMax;//vxmax
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69 Double_t fVyMax;//vymax
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70 Double_t fVzMax;//vzmax
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72 AliEbyEFluctuationAnalysisTask(const AliEbyEFluctuationAnalysisTask&); // not implemented
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73 AliEbyEFluctuationAnalysisTask& operator=(const AliEbyEFluctuationAnalysisTask&); // not implemented
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75 ClassDef(AliEbyEFluctuationAnalysisTask, 1); // example of analysis
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