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ae982df3 1#ifndef ALIESDTRACK_H
2#define ALIESDTRACK_H
3/* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
4 * See cxx source for full Copyright notice */
5
6//-------------------------------------------------------------------------
7// Class AliESDtrack
8// This is the class to deal with during the physical analysis of data
9//
10// Origin: Iouri Belikov, CERN, Jouri.Belikov@cern.ch
11//-------------------------------------------------------------------------
12#include "TObject.h"
13
14class AliKalmanTrack;
15
16class AliESDtrack : public TObject {
17public:
18 AliESDtrack();
19 virtual ~AliESDtrack() {}
20 void SetStatus(ULong_t flags) {fFlags|=flags;}
21 void ResetStatus(ULong_t flags) {fFlags&=~flags;}
ad2f1f2b 22 Bool_t UpdateTrackParams(AliKalmanTrack *t, ULong_t flags);
ae982df3 23 void SetIntegratedLength(Double_t l) {fTrackLength=l;}
24 void SetIntegratedTimes(const Double_t *times);
8c6a71ab 25 void SetESDpid(const Double_t *p);
26 void GetESDpid(Double_t *p) const;
ae982df3 27
28 ULong_t GetStatus() const {return fFlags;}
29 Int_t GetLabel() const {return fLabel;}
30 Double_t GetAlpha() const {return fRalpha;}
31 void GetExternalParameters(Double_t &x, Double_t p[5]) const;
32 void GetExternalCovariance(Double_t cov[15]) const;
33 Double_t GetIntegratedLength() const {return fTrackLength;}
34 void GetIntegratedTimes(Double_t *times) const;
35 Float_t GetMass() const;
36 Double_t GetP() const;
37 void GetPxPyPz(Double_t *p) const;
38 void GetXYZ(Double_t *r) const;
82822bdc 39 Int_t GetSign() const {return (fRp[4]<0) ? 1 : -1;}
ae982df3 40
9b859005 41 void GetInnerPxPyPz(Double_t *p) const;
42 void GetInnerXYZ(Double_t *r) const;
43
672b5f43 44 void GetOuterPxPyPz(Double_t *p) const;
45 void GetOuterXYZ(Double_t *r) const;
46
8c6a71ab 47 void SetTPCpid(const Double_t *p);
48 void GetTPCpid(Double_t *p) const;
ae982df3 49 Float_t GetTPCsignal() const {return fTPCsignal;}
15112c87 50 Int_t GetTPCclusters(Int_t *idx) const;
ae982df3 51
c630aafd 52 void SetITSpid(const Double_t *p);
53 void GetITSpid(Double_t *p) const;
ae982df3 54 Float_t GetITSsignal() const {return fITSsignal;}
55 Int_t GetITSclusters(UInt_t *idx) const;
56
c630aafd 57 void SetTRDpid(const Double_t *p);
58 void GetTRDpid(Double_t *p) const;
79e94bf8 59 Float_t GetTRDsignal() const {return fTRDsignal;}
bb2ceb1f 60 Int_t GetTRDclusters(UInt_t *idx) const;
79e94bf8 61 void SetTRDpid(Int_t iSpecies, Float_t p);
62 Float_t GetTRDpid(Int_t iSpecies) const;
63
c630aafd 64 void SetTOFsignal(Double_t tof) {fTOFsignal=tof;}
65 Float_t GetTOFsignal() const {return fTOFsignal;}
66 void SetTOFpid(const Double_t *p);
67 void GetTOFpid(Double_t *p) const;
68 UInt_t GetTOFcluster() const {return fTOFindex;}
69 void SetTOFcluster(UInt_t index) {fTOFindex=index;}
ad2f1f2b 70
ae982df3 71 enum {
8c6a71ab 72 kITSin=0x0001,kITSout=0x0002,kITSrefit=0x0004,kITSpid=0x0008,
73 kTPCin=0x0010,kTPCout=0x0020,kTPCrefit=0x0040,kTPCpid=0x0080,
74 kTRDin=0x0100,kTRDout=0x0200,kTRDrefit=0x0400,kTRDpid=0x0800,
75 kTOFin=0x1000,kTOFout=0x2000,kTOFrefit=0x4000,kTOFpid=0x8000,
76 kESDpid=0x40000000,
ae982df3 77 kTIME=0x80000000
78 };
79 enum {kSPECIES=5}; // Number of particle species recognized by the PID
79e94bf8 80
ae982df3 81protected:
82 ULong_t fFlags; // Reconstruction status flags
83 Int_t fLabel; // Track label
84
85 Float_t fTrackLength; // Track length
86 Float_t fTrackTime[kSPECIES]; // TOFs estimated by the tracking
87 Float_t fR[kSPECIES]; // combined "detector response probability"
88
89 Int_t fStopVertex; // Index of stop vertex
90
91//Running track parameters
92 Double_t fRalpha; // track rotation angle
93 Double_t fRx; // X-coordinate of the track reference plane
94 Double_t fRp[5]; // external track parameters
95 Double_t fRc[15]; // external cov. matrix of the track parameters
96
672b5f43 97//Track parameters at the inner wall of the TPC
9b859005 98 Double_t fIalpha,fIx,fIp[5],fIc[15];
ae982df3 99
672b5f43 100//Track parameters at the radius of the PHOS
101 Double_t fOalpha,fOx,fOp[5],fOc[15];
ae982df3 102
103 // ITS related track information
104 Float_t fITSchi2; // chi2 in the ITS
105 Int_t fITSncls; // number of clusters assigned in the ITS
106 UInt_t fITSindex[6]; //! indices of the assigned ITS clusters
107 Float_t fITSsignal; // detector's PID signal
108 Float_t fITSr[kSPECIES]; //! "detector response probabilities" (for the PID)
9b859005 109
ae982df3 110 // TPC related track information
111 Float_t fTPCchi2; // chi2 in the TPC
112 Int_t fTPCncls; // number of clusters assigned in the TPC
113 UInt_t fTPCindex[180]; //! indices of the assigned TPC clusters
114 Float_t fTPCsignal; // detector's PID signal
8c6a71ab 115 Float_t fTPCr[kSPECIES]; // "detector response probabilities" (for the PID)
ae982df3 116
117 // TRD related track information
79e94bf8 118 Float_t fTRDchi2; // chi2 in the TRD
119 Int_t fTRDncls; // number of clusters assigned in the TRD
bb2ceb1f 120 UInt_t fTRDindex[90]; //! indices of the assigned TRD clusters
79e94bf8 121 Float_t fTRDsignal; // detector's PID signal
122 Float_t fTRDr[kSPECIES]; //! "detector response probabilities" (for the PID)
123
ae982df3 124 // TOF related track information
c630aafd 125 Float_t fTOFchi2; // chi2 in the TOF
bb2ceb1f 126 UInt_t fTOFindex; // index of the assigned TOF cluster
c630aafd 127 Float_t fTOFsignal; // detector's PID signal
128 Float_t fTOFr[kSPECIES]; // "detector response probabilities" (for the PID)
129
ae982df3 130 // HMPID related track information
131
132 ClassDef(AliESDtrack,1) //ESDtrack
133};
134
135#endif
136