Double_t arrays replaced by TArrayD ones to avoid overwriting of memory (T.Kuhr)
[u/mrichter/AliRoot.git] / STEER / AliESDtrack.h
CommitLineData
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"
a866ac60 13#include <TBits.h>
ae982df3 14
15class AliKalmanTrack;
16
17class AliESDtrack : public TObject {
18public:
19 AliESDtrack();
20 virtual ~AliESDtrack() {}
21 void SetStatus(ULong_t flags) {fFlags|=flags;}
22 void ResetStatus(ULong_t flags) {fFlags&=~flags;}
ad2f1f2b 23 Bool_t UpdateTrackParams(AliKalmanTrack *t, ULong_t flags);
ae982df3 24 void SetIntegratedLength(Double_t l) {fTrackLength=l;}
25 void SetIntegratedTimes(const Double_t *times);
8c6a71ab 26 void SetESDpid(const Double_t *p);
27 void GetESDpid(Double_t *p) const;
ae982df3 28
29 ULong_t GetStatus() const {return fFlags;}
30 Int_t GetLabel() const {return fLabel;}
31 Double_t GetAlpha() const {return fRalpha;}
32 void GetExternalParameters(Double_t &x, Double_t p[5]) const;
33 void GetExternalCovariance(Double_t cov[15]) const;
34 Double_t GetIntegratedLength() const {return fTrackLength;}
35 void GetIntegratedTimes(Double_t *times) const;
4a78b8c5 36 Double_t GetMass() const;
ae982df3 37 Double_t GetP() const;
38 void GetPxPyPz(Double_t *p) const;
39 void GetXYZ(Double_t *r) const;
82822bdc 40 Int_t GetSign() const {return (fRp[4]<0) ? 1 : -1;}
ae982df3 41
67c3dcbe 42 void SetConstrainedTrackParams(AliKalmanTrack *t, Double_t chi2);
43
44 Double_t GetConstrainedAlpha() const {return fCalpha;}
45 Double_t GetConstrainedChi2() const {return fCchi2;}
46 void GetConstrainedExternalParameters(Double_t &x, Double_t p[5]) const;
47 void GetConstrainedExternalCovariance(Double_t cov[15]) const;
48
49 void GetConstrainedPxPyPz(Double_t *p) const;
50 void GetConstrainedXYZ(Double_t *r) const;
51
9b859005 52 void GetInnerPxPyPz(Double_t *p) const;
53 void GetInnerXYZ(Double_t *r) const;
a866ac60 54 void GetInnerExternalParameters(Double_t &x, Double_t p[5]) const;//skowron
55 void GetInnerExternalCovariance(Double_t cov[15]) const;//skowron
56 Double_t GetInnerAlpha() const {return fIalpha;}
57
58
672b5f43 59 void GetOuterPxPyPz(Double_t *p) const;
60 void GetOuterXYZ(Double_t *r) const;
61
c630aafd 62 void SetITSpid(const Double_t *p);
63 void GetITSpid(Double_t *p) const;
ae982df3 64 Float_t GetITSsignal() const {return fITSsignal;}
13da10da 65 Float_t GetITSchi2() const {return fITSchi2;}
ae982df3 66 Int_t GetITSclusters(UInt_t *idx) const;
6e5b1b04 67 Int_t GetITSLabel() const {return fITSLabel;}
ae982df3 68
13da10da 69 void SetTPCpid(const Double_t *p);
70 void GetTPCpid(Double_t *p) const;
71 Float_t GetTPCsignal() const {return fTPCsignal;}
72 Float_t GetTPCchi2() const {return fTPCchi2;}
73 Int_t GetTPCclusters(Int_t *idx) const;
6e5b1b04 74 Int_t GetTPCLabel() const {return fTPCLabel;}
a866ac60 75 const TBits& GetTPCClusterMap(){return fTPCClusterMap;}
76
c630aafd 77 void SetTRDpid(const Double_t *p);
78 void GetTRDpid(Double_t *p) const;
79e94bf8 79 Float_t GetTRDsignal() const {return fTRDsignal;}
13da10da 80 Float_t GetTRDchi2() const {return fTRDchi2;}
bb2ceb1f 81 Int_t GetTRDclusters(UInt_t *idx) const;
79e94bf8 82 void SetTRDpid(Int_t iSpecies, Float_t p);
83 Float_t GetTRDpid(Int_t iSpecies) const;
6e5b1b04 84 Int_t GetTRDLabel() const {return fTRDLabel;}
85
79e94bf8 86
c630aafd 87 void SetTOFsignal(Double_t tof) {fTOFsignal=tof;}
88 Float_t GetTOFsignal() const {return fTOFsignal;}
13da10da 89 Float_t GetTOFchi2() const {return fTOFchi2;}
c630aafd 90 void SetTOFpid(const Double_t *p);
91 void GetTOFpid(Double_t *p) const;
92 UInt_t GetTOFcluster() const {return fTOFindex;}
93 void SetTOFcluster(UInt_t index) {fTOFindex=index;}
4a78b8c5 94
95 void SetRICHsignal(Double_t beta) {fRICHsignal=beta;}
96 Float_t GetRICHsignal() const {return fRICHsignal;}
97 void SetRICHpid(const Double_t *p);
98 void GetRICHpid(Double_t *p) const;
99
100 void SetPHOSposition(const Double_t *pos) {
101 fPHOSpos[0] = pos[0]; fPHOSpos[1]=pos[1]; fPHOSpos[2]=pos[2];
102 }
103 void SetPHOSsignal(Double_t ene) {fPHOSsignal = ene; }
104 void SetPHOSpid(const Double_t *p);
105 void GetPHOSposition(Double_t *pos) const {
106 pos[0]=fPHOSpos[0]; pos[1]=fPHOSpos[1]; pos[2]=fPHOSpos[2];
107 }
108 Float_t GetPHOSsignal() const {return fPHOSsignal;}
109 void GetPHOSpid(Double_t *p) const;
110
6e5b1b04 111 Bool_t IsOn(Int_t mask){ return (fFlags&mask)>0;}
4a78b8c5 112 Bool_t IsRICH(){ return fFlags&kRICHpid;}
ae982df3 113 enum {
8c6a71ab 114 kITSin=0x0001,kITSout=0x0002,kITSrefit=0x0004,kITSpid=0x0008,
115 kTPCin=0x0010,kTPCout=0x0020,kTPCrefit=0x0040,kTPCpid=0x0080,
116 kTRDin=0x0100,kTRDout=0x0200,kTRDrefit=0x0400,kTRDpid=0x0800,
117 kTOFin=0x1000,kTOFout=0x2000,kTOFrefit=0x4000,kTOFpid=0x8000,
4a78b8c5 118 kPHOSpid=0x10000, kRICHpid=0x20000,
119 kTRDStop=0x20000000,
8c6a71ab 120 kESDpid=0x40000000,
ae982df3 121 kTIME=0x80000000
122 };
123 enum {kSPECIES=5}; // Number of particle species recognized by the PID
79e94bf8 124
ae982df3 125protected:
126 ULong_t fFlags; // Reconstruction status flags
127 Int_t fLabel; // Track label
128
129 Float_t fTrackLength; // Track length
130 Float_t fTrackTime[kSPECIES]; // TOFs estimated by the tracking
131 Float_t fR[kSPECIES]; // combined "detector response probability"
132
133 Int_t fStopVertex; // Index of stop vertex
134
135//Running track parameters
136 Double_t fRalpha; // track rotation angle
137 Double_t fRx; // X-coordinate of the track reference plane
138 Double_t fRp[5]; // external track parameters
139 Double_t fRc[15]; // external cov. matrix of the track parameters
140
67c3dcbe 141//Track parameters constrained to the primary vertex
142 Double_t fCalpha,fCx,fCp[5],fCc[15];
143 Double_t fCchi2; //chi2 at the primary vertex
144
672b5f43 145//Track parameters at the inner wall of the TPC
9b859005 146 Double_t fIalpha,fIx,fIp[5],fIc[15];
ae982df3 147
672b5f43 148//Track parameters at the radius of the PHOS
149 Double_t fOalpha,fOx,fOp[5],fOc[15];
ae982df3 150
151 // ITS related track information
152 Float_t fITSchi2; // chi2 in the ITS
153 Int_t fITSncls; // number of clusters assigned in the ITS
154 UInt_t fITSindex[6]; //! indices of the assigned ITS clusters
155 Float_t fITSsignal; // detector's PID signal
431be10d 156 Float_t fITSr[kSPECIES]; // "detector response probabilities" (for the PID)
6e5b1b04 157 Int_t fITSLabel; // label according TPC
9b859005 158
ae982df3 159 // TPC related track information
160 Float_t fTPCchi2; // chi2 in the TPC
161 Int_t fTPCncls; // number of clusters assigned in the TPC
162 UInt_t fTPCindex[180]; //! indices of the assigned TPC clusters
a866ac60 163 TBits fTPCClusterMap; // Map of clusters, one bit per padrow; 1 if has a cluster on given padrow
ae982df3 164 Float_t fTPCsignal; // detector's PID signal
8c6a71ab 165 Float_t fTPCr[kSPECIES]; // "detector response probabilities" (for the PID)
6e5b1b04 166 Int_t fTPCLabel; // label according TPC
4a78b8c5 167
ae982df3 168 // TRD related track information
79e94bf8 169 Float_t fTRDchi2; // chi2 in the TRD
170 Int_t fTRDncls; // number of clusters assigned in the TRD
bb2ceb1f 171 UInt_t fTRDindex[90]; //! indices of the assigned TRD clusters
79e94bf8 172 Float_t fTRDsignal; // detector's PID signal
431be10d 173 Float_t fTRDr[kSPECIES]; // "detector response probabilities" (for the PID)
6e5b1b04 174 Int_t fTRDLabel; // label according TRD
79e94bf8 175
ae982df3 176 // TOF related track information
c630aafd 177 Float_t fTOFchi2; // chi2 in the TOF
bb2ceb1f 178 UInt_t fTOFindex; // index of the assigned TOF cluster
c630aafd 179 Float_t fTOFsignal; // detector's PID signal
180 Float_t fTOFr[kSPECIES]; // "detector response probabilities" (for the PID)
181
4a78b8c5 182 // PHOS related track information
183 Float_t fPHOSpos[3]; //position localised by PHOS in global coordinate system
184 Float_t fPHOSsignal; // energy measured by PHOS
185 Float_t fPHOSr[kSPECIES]; // PID information from PHOS
ae982df3 186
4a78b8c5 187 // HMPID related track information
188 Float_t fRICHsignal; // detector's PID signal (beta for RICH)
189 Float_t fRICHr[kSPECIES];// "detector response probabilities" (for the PID)
190
6850006c 191 ClassDef(AliESDtrack,3) //ESDtrack
ae982df3 192};
193
194#endif
195