4 /* Copyright(c) 1998-2006, ALICE Experiment at CERN, All rights reserved. *
5 * * See cxx source for full Copyright notice */
7 //***********************************************************
9 //// class for PID with AliAODRecoDecayHF
10 //// 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
11 ////***********************************************************
13 #include "AliAODPid.h"
14 #include "AliAODTrack.h"
16 class AliAODPidHF : public AliAODPid{
21 AliAODPidHF(const AliAODPidHF& pid);
22 AliAODPidHF& operator=(const AliAODPidHF& pid);
23 virtual ~AliAODPidHF();
26 void SetSigma(Double_t *sigma){
27 for(Int_t i=0; i<fnNSigma; i++) fnSigma[i]=sigma[i];
29 void SetSigma(Int_t idet,Double_t sigma){fnSigma[idet]=sigma;return;}
30 void SetSigmaForTPC(Double_t *sigma){for(Int_t i=0;i<3;i++) fnSigma[i]=sigma[i];return;}
31 void SetSigmaForTOF(Double_t sigma){fnSigma[3]=sigma;return;}
32 void SetSigmaForITS(Double_t sigma){fnSigma[4]=sigma;return;}
33 void SetTofSigma(Double_t sigma){fTOFSigma=sigma;return;}
34 void SetPriors(Double_t *priors){fPriors=priors;return;}
35 void SetPLimit(Double_t *plim){for(Int_t i=0;i<fnPLimit;i++) fPLimit[i]=plim[i];return;}
36 void SetPLimit(Double_t *plim,Int_t npLim){fnPLimit=npLim;for(Int_t i=0;i<fnPLimit;i++) fPLimit[i]=plim[i];return;}
37 void SetAsym(Bool_t asym){fAsym=asym;return;}
38 void SetTPC(Bool_t tpc){fTPC=tpc;return;}
39 void SetTOF(Bool_t tof){fTOF=tof;return;}
40 void SetITS(Bool_t its){fITS=its;return;}
41 void SetTRD(Bool_t trd){fTRD=trd;return;}
42 void SetMatch(Int_t match){fMatch=match;return;}
43 void SetCompat(Bool_t comp){fCompat=comp;return;}
46 Double_t GetSigma(Int_t idet){return fnSigma[idet];}
47 Double_t GetTofSigma(){return fTOFSigma;}
48 void GetPriors(Double_t *priors){priors=fPriors;return;}
49 void GetPLimit(Double_t *plim){plim=fPLimit;}
50 Bool_t GetAsym(){return fAsym;}
51 Bool_t GetTPC(){return fTPC;}
52 Bool_t GetTOF(){return fTOF;}
53 Bool_t GetITS(){return fITS;}
54 Bool_t GetTRD(){return fTRD;}
55 Int_t GetMatch(){return fMatch;}
56 Bool_t GetCompat(){return fCompat;}
58 Int_t RawSignalPID (AliAODTrack *track, TString detector) const;
59 Bool_t IsKaonRaw (AliAODTrack *track, TString detector) const;
60 Bool_t IsPionRaw (AliAODTrack *track, TString detector) const;
61 Bool_t IsProtonRaw (AliAODTrack *track, TString detector) const;
62 Bool_t IsElectronRaw (AliAODTrack *track, TString detector) const;
63 void BayesianProbability(AliAODTrack *track,Double_t *pid) const;
64 void CombinedProbability(AliAODTrack *track,Bool_t *type) const; //0 = pion, 1 = kaon, 2 = proton
65 Bool_t CheckStatus(AliAODTrack *track,TString detectors) const;
67 Bool_t TPCRawAsym(AliAODTrack* track,Int_t specie) const;
68 Int_t MatchTPCTOF(AliAODTrack *track,Int_t mode,Int_t specie,Bool_t compat);
70 Int_t MakeRawPid(AliAODTrack *track,Int_t specie); //general method to perform PID using raw signals
76 Int_t ApplyPidTPCRaw(AliAODTrack *track,Int_t specie) const;
77 Int_t ApplyPidTOFRaw(AliAODTrack *track,Int_t specie) const;
78 Int_t ApplyPidITSRaw(AliAODTrack *track,Int_t specie) const;
79 void BayesianProbabilityITS(AliAODTrack *track,Double_t *prob) const;
80 void BayesianProbabilityTPC(AliAODTrack *track,Double_t *prob) const;
81 void BayesianProbabilityTOF(AliAODTrack *track,Double_t *prob) const;
82 void BayesianProbabilityTRD(AliAODTrack *track,Double_t *prob) const;
85 Int_t fnNSigma; // number of sigmas
86 Double_t *fnSigma; // [fnNSigma], sigma for the raw signal PID: 0-2 for TPC, 3 for TOF, 4 for ITS
87 Double_t fTOFSigma; // TOF precision
88 Int_t fnPriors; //number of priors
89 Double_t *fPriors; // [fnPriors], set of priors
90 Int_t fnPLimit; //number of Plimit
91 Double_t *fPLimit; // [fnPLimit], limit of p intervals for asimmetric PID: fPLimit<p[0], fPLimit[0]<p<fPLimit[1], p>fPLimit[1]
92 Bool_t fAsym; // asimmetric PID required
93 Bool_t fTPC; //switch to include or exclude TPC
94 Bool_t fTOF; // switch to include or exclude TOF
95 Bool_t fITS; //switch to include or exclude ITS
96 Bool_t fTRD; // switch to include or exclude TRD
97 Int_t fMatch; //switch to combine the info from more detectors: 1 = || , 2 = &, 3 = p region
98 Bool_t fCompat; // compatibility region : useful only if fMatch=1
102 ClassDef(AliAODPidHF,5) // AliAODPid for heavy flavor PID