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 <TObjString.h>
19 #include <THnSparse.h>
20 #include "AliAnalysisTaskSE.h"
21 #include "AliAODTrack.h"
22 #include "AliNormalizationCounter.h"
23 #include "AliRDHFCuts.h"
25 class AliAnalysisTaskCombinHF : public AliAnalysisTaskSE
29 AliAnalysisTaskCombinHF();
30 AliAnalysisTaskCombinHF(Int_t meson, AliRDHFCuts* analysiscuts);
31 virtual ~AliAnalysisTaskCombinHF();
33 virtual void UserCreateOutputObjects();
34 virtual void Init(){};
35 virtual void LocalInit() {Init();}
36 virtual void UserExec(Option_t *option);
37 virtual void Terminate(Option_t *option);
38 virtual void FinishTaskOutput();
40 void SetReadMC(Bool_t read){fReadMC=read;}
42 void SetEventMixingWithCuts(Double_t maxDeltaVz, Double_t maxDeltaMult){
43 fDoEventMixing=2; fMaxzVertDistForMix=maxDeltaVz; fMaxMultDiffForMix=maxDeltaMult;
45 void SetEventMixingWithPools(){fDoEventMixing=1;}
46 void SetEventMixingOff(){fDoEventMixing=0;}
47 void SetNumberOfEventsForMixing(Int_t minn){fNumberOfEventsForMixing=minn;}
49 void ConfigureZVertPools(Int_t nPools, Double_t* zVertLimits);
50 void ConfigureMultiplicityPools(Int_t nPools, Double_t* multLimits);
51 void SelectPromptD(){fPromptFeeddown=kPrompt;}
52 void SelectFeeddownD(){fPromptFeeddown=kFeeddown;}
53 void SelectPromptAndFeeddownD(){fPromptFeeddown=kBoth;}
54 void SetGoUpToQuark(Bool_t opt){fGoUpToQuark=opt;}
55 void SetKeepNegIDtracks(Bool_t nid){fKeepNegID=nid;}//set it to kTRUE only if you know what you are doing
56 void SetTrackCuts(AliESDtrackCuts* cuts){
57 if(fTrackCutsAll) delete fTrackCutsAll;
58 fTrackCutsAll=new AliESDtrackCuts(*cuts);
60 void SetPionTrackCuts(AliESDtrackCuts* cuts){
61 if(fTrackCutsPion) delete fTrackCutsPion;
62 fTrackCutsPion=new AliESDtrackCuts(*cuts);
64 void SetKaonTrackCuts(AliESDtrackCuts* cuts){
65 if(fTrackCutsKaon) delete fTrackCutsKaon;
66 fTrackCutsKaon=new AliESDtrackCuts(*cuts);
68 void SetPIDHF(AliAODPidHF* pid){
69 if(fPidHF) delete fPidHF;
70 fPidHF=new AliAODPidHF(*pid);
72 void SetRDHFCuts(AliRDHFCuts* cuts){
75 void SetFilterMask(UInt_t mask=16){fFilterMask=mask;}
76 void SetAnalysisLevel(Int_t level){fFullAnalysis=level;}
77 void ConfigureRotation(Int_t n, Double_t phimin, Double_t phimax){
79 fMinAngleForRot=phimin;
80 fMaxAngleForRot=phimax;
82 void SetMassWindow(Double_t minMass, Double_t maxMass){fMinMass=minMass; fMaxMass=maxMass;}
83 void SetMaxPt(Double_t maxPt){fMaxPt=maxPt;}
84 void SetPtBinWidth(Double_t binw){fPtBinWidth=binw;}
85 void SetEtaAccCut(Double_t etacut){fEtaAccCut=etacut;}
86 void SetPtAccCut(Double_t ptcut){fPtAccCut=ptcut;}
87 void SetMultiplicityRange(Double_t mmin=-0.5, Double_t mmax=199.5){
88 fMinMultiplicity=mmin;
89 fMaxMultiplicity=mmax;
92 void SetPIDstrategy(Int_t strat){fPIDstrategy=strat;}
93 void SetMaxPforIDPion(Double_t maxpIdPion){fmaxPforIDPion=maxpIdPion;}
94 void SetMaxPforIDKaon(Double_t maxpIdKaon){fmaxPforIDKaon=maxpIdKaon;}
95 void SetPIDselCaseZero(Int_t strat){fPIDselCaseZero=strat;}
96 void SetBayesThres(Double_t thresKaon, Double_t thresPion){
97 fBayesThresKaon=thresKaon;
98 fBayesThresPion=thresPion;
101 Bool_t IsTrackSelected(AliAODTrack* track);
102 Bool_t IsKaon(AliAODTrack* track);
103 Bool_t IsPion(AliAODTrack* track);
104 Bool_t SelectAODTrack(AliAODTrack *track, AliESDtrackCuts *cuts);
106 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);
107 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);
108 void FillMEHistos(Int_t pdgD,Int_t nProngs, AliAODRecoDecay* tmpRD, Double_t* px, Double_t* py, Double_t* pz, UInt_t *pdgdau);
109 void FillMEHistosLS(Int_t pdgD,Int_t nProngs, AliAODRecoDecay* tmpRD, Double_t* px, Double_t* py, Double_t* pz, UInt_t *pdgdau, Int_t charge);
110 void FillGenHistos(TClonesArray* arrayMC);
111 Bool_t CheckAcceptance(TClonesArray* arrayMC, Int_t nProng, Int_t *labDau);
112 Int_t GetPoolIndex(Double_t zvert, Double_t mult);
113 void ResetPool(Int_t poolIndex);
114 void DoMixingWithPools(Int_t poolIndex);
115 void DoMixingWithCuts();
116 Bool_t CanBeMixed(Double_t zv1, Double_t zv2, Double_t mult1, Double_t mult2);
117 enum EMesonSpecies {kDzero, kDplus, kDstar, kDs};
118 enum EPrompFd {kNone,kPrompt,kFeeddown,kBoth};
119 enum EPIDstrategy {knSigma, kBayesianMaxProb, kBayesianThres};
123 AliAnalysisTaskCombinHF(const AliAnalysisTaskCombinHF &source);
124 AliAnalysisTaskCombinHF& operator=(const AliAnalysisTaskCombinHF& source);
126 TList *fOutput; //! list send on output slot 0
127 TH1F *fHistNEvents; //!hist. for No. of events
128 TH1F *fHistTrackStatus; //!hist. of status of tracks
129 TH1F *fHistCheckOrigin; //!hist. of origin (c/b) of D meson
130 TH1F *fHistCheckOriginSel; //!hist. of origin (c/b) of D meson
131 TH1F *fHistCheckDecChan; //!hist. of decay channel of D meson
132 TH1F *fHistCheckDecChanAcc; //!hist. of decay channel of D meson in acc.
133 TH3F *fPtVsYVsMultGen; //! hist. of Y vs. Pt vs. Mult generated (all D)
134 TH3F *fPtVsYVsMultGenLargeAcc; //! hist. of Y vs. Pt vs. Mult generated (|y|<0.9)
135 TH3F *fPtVsYVsMultGenLimAcc; //! hist. of Y vs. Pt vs. Mult generated (|y|<0.5)
136 TH3F *fPtVsYVsMultGenAcc; //! hist. of Y vs. Pt vs. Mult generated (D in acc)
137 TH3F *fPtVsYVsMultReco; //! hist. of Y vs. Pt vs. Mult generated (Reco D)
138 TH3F *fMassVsPtVsY; //! hist. of Y vs. Pt vs. Mass (all cand)
139 TH3F *fMassVsPtVsYRot; //! hist. of Y vs. Pt vs. Mass (rotations)
140 TH3F *fMassVsPtVsYLSpp; //! hist. of Y vs. Pt vs. Mass (like sign ++)
141 TH3F *fMassVsPtVsYLSmm; //! hist. of Y vs. Pt vs. Mass (like sign --)
142 TH3F *fMassVsPtVsYSig; //! hist. of Y vs. Pt vs. Mass (signal)
143 TH3F *fMassVsPtVsYRefl; //! hist. of Y vs. Pt vs. Mass (reflections)
144 TH3F *fMassVsPtVsYBkg; //! hist. of Y vs. Pt vs. Mass (background)
145 TH1F *fNSelected; //! hist. of n. of selected D+
146 TH1F *fNormRotated; //! hist. rotated/selected D+
147 TH1F *fDeltaMass; //! hist. mass difference after rotations
148 THnSparse *fDeltaMassFullAnalysis; //! hist. mass difference after rotations with more details
149 TH3F *fMassVsPtVsYME; //! hist. of Y vs. Pt vs. Mass (mixedevents)
150 TH3F *fMassVsPtVsYMELSpp; //! hist. of Y vs. Pt vs. Mass (mixedevents)
151 TH3F *fMassVsPtVsYMELSmm; //! hist. of Y vs. Pt vs. Mass (mixedevents)
152 TH2F* fEventsPerPool; //! hist with number of events per pool
153 TH2F* fMixingsPerPool; //! hist with number of mixings per pool
154 UInt_t fFilterMask; // FilterMask
155 AliESDtrackCuts* fTrackCutsAll; // track selection
156 AliESDtrackCuts* fTrackCutsPion; // pion track selection
157 AliESDtrackCuts* fTrackCutsKaon; // kaon track selection
158 AliAODPidHF* fPidHF; // PID configuration
159 AliRDHFCuts *fAnalysisCuts; // Cuts for candidates
161 Double_t fMinMass; // minimum value of invariant mass
162 Double_t fMaxMass; // maximum value of invariant mass
163 Double_t fMaxPt; // maximum pT value for inv. mass histograms
164 Double_t fPtBinWidth; // width of pt bin (GeV/c)
165 Double_t fEtaAccCut; // eta limits for acceptance step
166 Double_t fPtAccCut; // pt limits for acceptance step
168 Int_t fNRotations; // number of rotations
169 Double_t fMinAngleForRot; // minimum angle for track rotation
170 Double_t fMaxAngleForRot; // maximum angle for track rotation
171 Double_t fMinAngleForRot3; // minimum angle for track rotation (3rd prong)
172 Double_t fMaxAngleForRot3; // maximum angle for track rotation (3rd prong)
174 AliNormalizationCounter *fCounter;//!Counter for normalization
176 Int_t fMeson; // mesonSpecies (see enum)
177 Bool_t fReadMC; // flag for access to MC
178 Int_t fPromptFeeddown; // flag to select prompt (1), feeddown (2) or all (3)
179 Bool_t fGoUpToQuark; // flag for definition of c,b origin
180 Int_t fFullAnalysis; // flag to set analysis level (0 is the fastest)
182 Int_t fPIDstrategy; // knSigma, kBayesianMaxProb, kBayesianThres
183 Double_t fmaxPforIDPion; // flag for upper p limit for id band for pion
184 Double_t fmaxPforIDKaon; // flag for upper p limit for id band for kaon
185 Bool_t fKeepNegID; // flag to keep also track with negative ID (default kFALSE, change it only if you know what you are doing)
186 Int_t fPIDselCaseZero; // flag to change PID strategy
187 Double_t fBayesThresKaon; // threshold for kaon identification via Bayesian PID
188 Double_t fBayesThresPion; // threshold for pion identification via Bayesian PID
190 Int_t fDoEventMixing; // flag for event mixing
191 Int_t fNumberOfEventsForMixing; // maximum number of events to be used in event mixing
192 Double_t fMaxzVertDistForMix; // cut on zvertex distance for event mixing with cuts
193 Double_t fMaxMultDiffForMix; // cut on multiplicity difference for event mixing with cuts
194 Int_t fNzVertPools; // number of pools in z vertex for event mixing
195 Int_t fNzVertPoolsLimSize; // number of pools in z vertex for event mixing +1
196 Double_t* fzVertPoolLims; //[fNzVertPoolsLimSize] limits of the pools in zVertex
197 Int_t fNMultPools; // number of pools in multiplicity for event mixing
198 Int_t fNMultPoolsLimSize; // number of pools in multiplicity for event mixing +1
199 Double_t* fMultPoolLims; //[fNMultPoolsLimSize] limits of the pools in multiplicity
200 Int_t fNOfPools; // number of pools
201 TTree** fEventBuffer; //! structure for event mixing
202 TObjString* fEventInfo; // unique event Id for event mixing checks
203 Double_t fVtxZ; // zVertex
204 Double_t fMultiplicity; // multiplicity
205 Double_t fMinMultiplicity; // lower limit for multiplcities in MC histos
206 Double_t fMaxMultiplicity; // upper limit for multiplcities in MC histos
207 TObjArray* fKaonTracks; // array of kaon-compatible tracks (TLorentzVectors)
208 TObjArray* fPionTracks; // array of pion-compatible tracks (TLorentzVectors)
209 ClassDef(AliAnalysisTaskCombinHF,10); // D0D+ task from AOD tracks