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"
15 #include "AliTPCPIDResponse.h"
17 class AliAODPidHF : public AliAODPid{
22 AliAODPidHF(const AliAODPidHF& pid);
23 AliAODPidHF& operator=(const AliAODPidHF& pid);
24 virtual ~AliAODPidHF();
27 void SetSigma(Double_t *sigma){
28 for(Int_t i=0; i<fnNSigma; i++) fnSigma[i]=sigma[i];
30 void SetSigma(Int_t idet,Double_t sigma){fnSigma[idet]=sigma;return;}
31 void SetSigmaForTPC(Double_t *sigma){for(Int_t i=0;i<3;i++) fnSigma[i]=sigma[i];return;}
32 void SetSigmaForTOF(Double_t sigma){fnSigma[3]=sigma;return;}
33 void SetSigmaForITS(Double_t sigma){fnSigma[4]=sigma;return;}
34 void SetTofSigma(Double_t sigma){fTOFSigma=sigma;return;}
35 void SetPriors(Double_t *priors){fPriors=priors;return;}
36 void SetPLimit(Double_t *plim){for(Int_t i=0;i<fnPLimit;i++) fPLimit[i]=plim[i];return;}
37 void SetPLimit(Double_t *plim,Int_t npLim){fnPLimit=npLim;for(Int_t i=0;i<fnPLimit;i++) fPLimit[i]=plim[i];return;}
38 void SetAsym(Bool_t asym){fAsym=asym;return;}
39 void SetTPC(Bool_t tpc){fTPC=tpc;return;}
40 void SetTOF(Bool_t tof){fTOF=tof;return;}
41 void SetITS(Bool_t its){fITS=its;return;}
42 void SetTRD(Bool_t trd){fTRD=trd;return;}
43 void SetMatch(Int_t match){fMatch=match;return;}
44 void SetCompat(Bool_t comp){fCompat=comp;return;}
45 void SetMC(Bool_t mc){fMC=mc;return;}
46 void SetOnePad(Bool_t onepad){fOnePad=onepad;return;}
49 Double_t GetSigma(Int_t idet) const{return fnSigma[idet];}
50 Double_t GetTofSigma() const{return fTOFSigma;}
51 void GetPriors(Double_t *priors) const{priors=fPriors;return;}
52 void GetPLimit(Double_t *plim) const{plim=fPLimit;}
53 Bool_t GetAsym() const{return fAsym;}
54 Bool_t GetTPC() const{return fTPC;}
55 Bool_t GetTOF() const{return fTOF;}
56 Bool_t GetITS() const{return fITS;}
57 Bool_t GetTRD() const{return fTRD;}
58 Int_t GetMatch() const{return fMatch;}
59 Bool_t GetCompat() const{return fCompat;}
60 Bool_t GetMC() const{return fMC;}
62 Int_t RawSignalPID (AliAODTrack *track, TString detector) const;
63 Bool_t IsKaonRaw (AliAODTrack *track, TString detector) const;
64 Bool_t IsPionRaw (AliAODTrack *track, TString detector) const;
65 Bool_t IsProtonRaw (AliAODTrack *track, TString detector) const;
66 Bool_t IsElectronRaw (AliAODTrack *track, TString detector) const;
67 void BayesianProbability(AliAODTrack *track,Double_t *pid) const;
68 void CombinedProbability(AliAODTrack *track,Bool_t *type) const; //0 = pion, 1 = kaon, 2 = proton
69 Bool_t CheckStatus(AliAODTrack *track,TString detectors) const;
71 Bool_t TPCRawAsym(AliAODTrack* track,Int_t specie) const;
72 Int_t MatchTPCTOF(AliAODTrack *track,Int_t mode,Int_t specie,Bool_t compat);
74 Int_t MakeRawPid(AliAODTrack *track,Int_t specie); //general method to perform PID using raw signals
80 Int_t ApplyPidTPCRaw(AliAODTrack *track,Int_t specie) const;
81 Int_t ApplyPidTOFRaw(AliAODTrack *track,Int_t specie) const;
82 Int_t ApplyPidITSRaw(AliAODTrack *track,Int_t specie) const;
83 void BayesianProbabilityITS(AliAODTrack *track,Double_t *prob) const;
84 void BayesianProbabilityTPC(AliAODTrack *track,Double_t *prob) const;
85 void BayesianProbabilityTOF(AliAODTrack *track,Double_t *prob) const;
86 void BayesianProbabilityTRD(AliAODTrack *track,Double_t *prob) const;
87 void SetBetheBloch(AliTPCPIDResponse tpcResp) const;
90 Int_t fnNSigma; // number of sigmas
91 Double_t *fnSigma; // [fnNSigma], sigma for the raw signal PID: 0-2 for TPC, 3 for TOF, 4 for ITS
92 Double_t fTOFSigma; // TOF precision
93 Int_t fnPriors; //number of priors
94 Double_t *fPriors; // [fnPriors], set of priors
95 Int_t fnPLimit; //number of Plimit
96 Double_t *fPLimit; // [fnPLimit], limit of p intervals for asimmetric PID: fPLimit<p[0], fPLimit[0]<p<fPLimit[1], p>fPLimit[1]
97 Bool_t fAsym; // asimmetric PID required
98 Bool_t fTPC; //switch to include or exclude TPC
99 Bool_t fTOF; // switch to include or exclude TOF
100 Bool_t fITS; //switch to include or exclude ITS
101 Bool_t fTRD; // switch to include or exclude TRD
102 Int_t fMatch; //switch to combine the info from more detectors: 1 = || , 2 = &, 3 = p region
103 Bool_t fCompat; // compatibility region : useful only if fMatch=1
104 Bool_t fMC; // MC(kTRUE) or real data (kFALSE, default option)
105 Bool_t fOnePad; // real data with one pad clusters
109 ClassDef(AliAODPidHF,5) // AliAODPid for heavy flavor PID