1 #ifndef ALIANALYSISTASKCOMBINHF_H
2 #define ALIANALYSISTASKCOMBINHF_H
4 /* Copyright(c) 1998-2018, ALICE Experiment at CERN, All rights reserved. *
5 * See cxx source for full Copyright notice */
9 //*************************************************************************
10 // Class AliAnalysisTaskCombinHF
11 // AliAnalysisTaskSE to build D meson candidates by combining tracks
12 // background is computed LS and track rotations is
13 // Authors: F. Prino, A. Rossi
14 /////////////////////////////////////////////////////////////
18 #include <THnSparse.h>
19 #include "AliAnalysisTaskSE.h"
20 #include "AliAODTrack.h"
21 #include "AliNormalizationCounter.h"
22 #include "AliRDHFCuts.h"
24 class AliAnalysisTaskCombinHF : public AliAnalysisTaskSE
28 AliAnalysisTaskCombinHF();
29 AliAnalysisTaskCombinHF(Int_t meson, AliRDHFCuts* analysiscuts);
30 virtual ~AliAnalysisTaskCombinHF();
32 virtual void UserCreateOutputObjects();
33 virtual void Init(){};
34 virtual void LocalInit() {Init();}
35 virtual void UserExec(Option_t *option);
36 virtual void Terminate(Option_t *option);
38 void SetReadMC(Bool_t read){fReadMC=read;}
39 void SelectPromptD(){fPromptFeeddown=kPrompt;}
40 void SelectFeeddownD(){fPromptFeeddown=kFeeddown;}
41 void SelectPromptAndFeeddownD(){fPromptFeeddown=kBoth;}
42 void SetGoUpToQuark(Bool_t opt){fGoUpToQuark=opt;}
43 void SetKeepNegIDtracks(Bool_t nid){fKeepNegID=nid;}//set it to kTRUE only if you know what you are doing
44 void SetTrackCuts(AliESDtrackCuts* cuts){
45 if(fTrackCutsAll) delete fTrackCutsAll;
46 fTrackCutsAll=new AliESDtrackCuts(*cuts);
48 void SetPionTrackCuts(AliESDtrackCuts* cuts){
49 if(fTrackCutsPion) delete fTrackCutsPion;
50 fTrackCutsPion=new AliESDtrackCuts(*cuts);
52 void SetKaonTrackCuts(AliESDtrackCuts* cuts){
53 if(fTrackCutsKaon) delete fTrackCutsKaon;
54 fTrackCutsKaon=new AliESDtrackCuts(*cuts);
56 void SetPIDHF(AliAODPidHF* pid){
57 if(fPidHF) delete fPidHF;
58 fPidHF=new AliAODPidHF(*pid);
60 void SetRDHFCuts(AliRDHFCuts* cuts){
63 void SetFilterMask(UInt_t mask=16){fFilterMask=mask;}
64 void SetAnalysisLevel(Int_t level){fFullAnalysis=level;}
65 void ConfigureRotation(Int_t n, Double_t phimin, Double_t phimax){
67 fMinAngleForRot=phimin;
68 fMaxAngleForRot=phimax;
70 void SetMassWindow(Double_t minMass, Double_t maxMass){fMinMass=minMass; fMaxMass=maxMass;}
71 void SetMaxPt(Double_t maxPt){fMaxPt=maxPt;}
72 void SetEtaAccCut(Double_t etacut){fEtaAccCut=etacut;}
73 void SetPtAccCut(Double_t ptcut){fPtAccCut=ptcut;}
75 void SetPIDstrategy(Int_t strat){fPIDstrategy=strat;}
76 void SetMaxPforIDPion(Double_t maxpIdPion){fmaxPforIDPion=maxpIdPion;}
77 void SetMaxPforIDKaon(Double_t maxpIdKaon){fmaxPforIDKaon=maxpIdKaon;}
78 void SetPIDselCaseZero(Int_t strat){fPIDselCaseZero=strat;}
79 void SetBayesThres(Double_t thresKaon, Double_t thresPion){
80 fBayesThresKaon=thresKaon;
81 fBayesThresPion=thresPion;
84 Bool_t IsTrackSelected(AliAODTrack* track);
85 Bool_t IsKaon(AliAODTrack* track);
86 Bool_t IsPion(AliAODTrack* track);
87 Bool_t SelectAODTrack(AliAODTrack *track, AliESDtrackCuts *cuts);
89 Bool_t FillHistos(Int_t pdgD,Int_t nProngs, AliAODRecoDecay* tmpRD, Double_t* px, Double_t* py, Double_t* pz, UInt_t *pdgdau, TClonesArray *arrayMC, Int_t* dgLabels);
90 void FillLSHistos(Int_t pdgD,Int_t nProngs, AliAODRecoDecay* tmpRD, Double_t* px, Double_t* py, Double_t* pz, UInt_t *pdgdau, Int_t charge);
91 void FillGenHistos(TClonesArray* arrayMC);
92 Bool_t CheckAcceptance(TClonesArray* arrayMC, Int_t nProng, Int_t *labDau);
94 enum EMesonSpecies {kDzero, kDplus, kDstar, kDs};
95 enum EPrompFd {kNone,kPrompt,kFeeddown,kBoth};
96 enum EPIDstrategy {knSigma, kBayesianMaxProb, kBayesianThres};
100 AliAnalysisTaskCombinHF(const AliAnalysisTaskCombinHF &source);
101 AliAnalysisTaskCombinHF& operator=(const AliAnalysisTaskCombinHF& source);
103 TList *fOutput; //! list send on output slot 0
104 TH1F *fHistNEvents; //!hist. for No. of events
105 TH1F *fHistTrackStatus; //!hist. of status of tracks
106 TH1F *fHistCheckOrigin; //!hist. of origin (c/b) of D meson
107 TH1F *fHistCheckOriginSel; //!hist. of origin (c/b) of D meson
108 TH1F *fHistCheckDecChan; //!hist. of decay channel of D meson
109 TH1F *fHistCheckDecChanAcc; //!hist. of decay channel of D meson in acc.
110 TH2F *fPtVsYGen; //! hist. of Y vs. Pt generated (all D)
111 TH2F *fPtVsYGenLargeAcc; //! hist. of Y vs. Pt generated (|y|<0.9)
112 TH2F *fPtVsYGenLimAcc; //! hist. of Y vs. Pt generated (|y|<0.5)
113 TH2F *fPtVsYGenAcc; //! hist. of Y vs. Pt generated (D in acc)
114 TH2F *fPtVsYReco; //! hist. of Y vs. Pt generated (Reco D)
115 TH3F *fMassVsPtVsY; //! hist. of Y vs. Pt vs. Mass (all cand)
116 TH3F *fMassVsPtVsYRot; //! hist. of Y vs. Pt vs. Mass (rotations)
117 TH3F *fMassVsPtVsYLSpp; //! hist. of Y vs. Pt vs. Mass (like sign ++)
118 TH3F *fMassVsPtVsYLSmm; //! hist. of Y vs. Pt vs. Mass (like sign --)
119 TH3F *fMassVsPtVsYSig; //! hist. of Y vs. Pt vs. Mass (signal)
120 TH3F *fMassVsPtVsYRefl; //! hist. of Y vs. Pt vs. Mass (reflections)
121 TH3F *fMassVsPtVsYBkg; //! hist. of Y vs. Pt vs. Mass (background)
122 TH1F *fNSelected; //! hist. of n. of selected D+
123 TH1F *fNormRotated; //! hist. rotated/selected D+
124 TH1F *fDeltaMass; //! hist. mass difference after rotations
125 THnSparse *fDeltaMassFullAnalysis; //! hist. mass difference after rotations with more details
127 UInt_t fFilterMask; // FilterMask
128 AliESDtrackCuts* fTrackCutsAll; // track selection
129 AliESDtrackCuts* fTrackCutsPion; // pion track selection
130 AliESDtrackCuts* fTrackCutsKaon; // kaon track selection
131 AliAODPidHF* fPidHF; // PID configuration
132 AliRDHFCuts *fAnalysisCuts; // Cuts for candidates
134 Double_t fMinMass; // minimum value of invariant mass
135 Double_t fMaxMass; // maximum value of invariant mass
136 Double_t fMaxPt; // maximum pT value for inv. mass histograms
137 Double_t fEtaAccCut; // eta limits for acceptance step
138 Double_t fPtAccCut; // pt limits for acceptance step
140 Int_t fNRotations; // number of rotations
141 Double_t fMinAngleForRot; // minimum angle for track rotation
142 Double_t fMaxAngleForRot; // maximum angle for track rotation
143 Double_t fMinAngleForRot3; // minimum angle for track rotation (3rd prong)
144 Double_t fMaxAngleForRot3; // maximum angle for track rotation (3rd prong)
146 AliNormalizationCounter *fCounter;//!Counter for normalization
148 Int_t fMeson; // mesonSpecies (see enum)
149 Bool_t fReadMC; // flag for access to MC
150 Int_t fPromptFeeddown; // flag to select prompt (1), feeddown (2) or all (3)
151 Bool_t fGoUpToQuark; // flag for definition of c,b origin
152 Int_t fFullAnalysis; // flag to set analysis level (0 is the fastest)
154 Int_t fPIDstrategy; // knSigma, kBayesianMaxProb, kBayesianThres
155 Double_t fmaxPforIDPion; // flag for upper p limit for id band for pion
156 Double_t fmaxPforIDKaon; // flag for upper p limit for id band for kaon
157 Bool_t fKeepNegID; // flag to keep also track with negative ID (default kFALSE, change it only if you know what you are doing)
158 Int_t fPIDselCaseZero; // flag to change PID strategy
159 Double_t fBayesThresKaon; // threshold for kaon identification via Bayesian PID
160 Double_t fBayesThresPion; // threshold for pion identification via Bayesian PID
162 ClassDef(AliAnalysisTaskCombinHF,4); // D0D+ task from AOD tracks