4 /* Copyright(c) 1998-2006, ALICE Experiment at CERN, All rights reserved. *
5 * See cxx source for full Copyright notice */
9 //***********************************************************
10 //// Class AliAODPidHF
11 //// class for PID with AliAODRecoDecayHF
12 //// Authors: D. Caffarri caffarri@pd.infn.it, A.Dainese andrea.dainese@pd.infn.it, S. Dash dash@to.infn.it, F. Prino prino@to.infn.it, R. Romita r.romita@gsi.de, Y. Wang yifei@pi0.physi.uni-heidelberg.de
13 ////***********************************************************
15 #include "AliAODPid.h"
16 #include "AliAODTrack.h"
17 #include "AliTPCPIDResponse.h"
19 class AliAODPidHF : public AliAODPid{
24 AliAODPidHF(const AliAODPidHF& pid);
25 AliAODPidHF& operator=(const AliAODPidHF& pid);
26 virtual ~AliAODPidHF();
29 void SetSigma(Double_t *sigma){
30 for(Int_t i=0; i<fnNSigma; i++) fnSigma[i]=sigma[i];
32 void SetSigma(Int_t idet,Double_t sigma){fnSigma[idet]=sigma;return;}
33 void SetSigmaForTPC(Double_t *sigma){for(Int_t i=0;i<3;i++) fnSigma[i]=sigma[i];return;}
34 void SetSigmaForTOF(Double_t sigma){fnSigma[3]=sigma;return;}
35 void SetSigmaForITS(Double_t sigma){fnSigma[4]=sigma;return;}
36 void SetTofSigma(Double_t sigma){fTOFSigma=sigma;return;}
37 void SetPriors(Double_t *priors){fPriors=priors;return;}
38 void SetPLimit(Double_t *plim){for(Int_t i=0;i<fnPLimit;i++) fPLimit[i]=plim[i];return;}
39 void SetPLimit(Double_t *plim,Int_t npLim){fnPLimit=npLim;for(Int_t i=0;i<fnPLimit;i++) fPLimit[i]=plim[i];return;}
40 void SetAsym(Bool_t asym){fAsym=asym;return;}
41 void SetTPC(Bool_t tpc){fTPC=tpc;return;}
42 void SetTOF(Bool_t tof){fTOF=tof;return;}
43 void SetITS(Bool_t its){fITS=its;return;}
44 void SetTRD(Bool_t trd){fTRD=trd;return;}
45 void SetMatch(Int_t match){fMatch=match;return;}
46 void SetCompat(Bool_t comp){fCompat=comp;return;}
47 void SetMC(Bool_t mc){fMC=mc;return;}
48 void SetOnePad(Bool_t onepad){fOnePad=onepad;return;}
49 void SetPbPb(Bool_t pbpb){fPbPb=pbpb;return;}
52 Double_t GetSigma(Int_t idet) const{return fnSigma[idet];}
53 Double_t GetTofSigma() const{return fTOFSigma;}
54 //void GetPriors(Double_t *priors) const{priors=fPriors;return;}
55 //void GetPLimit(Double_t *plim) const{plim=fPLimit;}
56 void GetPriors(Double_t *priors) const{for(Int_t i=0;i<fnPriors;i++){priors[i]=fPriors[i];}return;}
57 void GetPLimit(Double_t *plim) const{for(Int_t i=0;i<fnPLimit;i++){plim[i]=fPLimit[i];}return;}
58 Bool_t GetAsym() const{return fAsym;}
59 Bool_t GetTPC() const{return fTPC;}
60 Bool_t GetTOF() const{return fTOF;}
61 Bool_t GetITS() const{return fITS;}
62 Bool_t GetTRD() const{return fTRD;}
63 Int_t GetMatch() const{return fMatch;}
64 Bool_t GetCompat() const{return fCompat;}
65 Bool_t GetMC() const{return fMC;}
66 Bool_t GetOnePad() const{return fOnePad;}
67 Bool_t GetPbPb() const{return fPbPb;}
69 Int_t RawSignalPID (AliAODTrack *track, TString detector) const;
70 Bool_t IsKaonRaw (AliAODTrack *track, TString detector) const;
71 Bool_t IsPionRaw (AliAODTrack *track, TString detector) const;
72 Bool_t IsProtonRaw (AliAODTrack *track, TString detector) const;
73 Bool_t IsElectronRaw (AliAODTrack *track, TString detector) const;
74 void BayesianProbability(AliAODTrack *track,Double_t *pid) const;
75 void CombinedProbability(AliAODTrack *track,Bool_t *type) const; //0 = pion, 1 = kaon, 2 = proton
76 Bool_t CheckStatus(AliAODTrack *track,TString detectors) const;
78 Bool_t TPCRawAsym(AliAODTrack* track,Int_t specie) const;
79 Int_t MatchTPCTOF(AliAODTrack *track,Int_t mode,Int_t specie,Bool_t compat);
81 Int_t MakeRawPid(AliAODTrack *track,Int_t specie); //general method to perform PID using raw signals
83 Bool_t IsTOFPiKexcluded(AliAODTrack *track,Double_t nsigmaK);
89 Int_t ApplyPidTPCRaw(AliAODTrack *track,Int_t specie) const;
90 Int_t ApplyPidTOFRaw(AliAODTrack *track,Int_t specie) const;
91 Int_t ApplyPidITSRaw(AliAODTrack *track,Int_t specie) const;
92 void BayesianProbabilityITS(AliAODTrack *track,Double_t *prob) const;
93 void BayesianProbabilityTPC(AliAODTrack *track,Double_t *prob) const;
94 void BayesianProbabilityTOF(AliAODTrack *track,Double_t *prob) const;
95 void BayesianProbabilityTRD(AliAODTrack *track,Double_t *prob) const;
96 void SetBetheBloch(AliTPCPIDResponse tpcResp) const;
99 Int_t fnNSigma; // number of sigmas
100 Double_t *fnSigma; // [fnNSigma], sigma for the raw signal PID: 0-2 for TPC, 3 for TOF, 4 for ITS
101 Double_t fTOFSigma; // TOF precision
102 Int_t fnPriors; //number of priors
103 Double_t *fPriors; // [fnPriors], set of priors
104 Int_t fnPLimit; //number of Plimit
105 Double_t *fPLimit; // [fnPLimit], limit of p intervals for asimmetric PID: fPLimit<p[0], fPLimit[0]<p<fPLimit[1], p>fPLimit[1]
106 Bool_t fAsym; // asimmetric PID required
107 Bool_t fTPC; //switch to include or exclude TPC
108 Bool_t fTOF; // switch to include or exclude TOF
109 Bool_t fITS; //switch to include or exclude ITS
110 Bool_t fTRD; // switch to include or exclude TRD
111 Int_t fMatch; //switch to combine the info from more detectors: 1 = || , 2 = &, 3 = p region
112 Bool_t fCompat; // compatibility region : useful only if fMatch=1
113 Bool_t fMC; // MC(kTRUE) or real data (kFALSE, default option)
114 Bool_t fOnePad; // real data with one pad clusters
115 Bool_t fPbPb; // real data PbPb
119 ClassDef(AliAODPidHF,7) // AliAODPid for heavy flavor PID