Changes needed in PHOS (Y.Schutz)
[u/mrichter/AliRoot.git] / STEER / AliESDtrack.h
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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"
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;
9f64824b 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);
babd135a 63 void SetITSChi2MIP(const Float_t *chi2mip);
c630aafd 64 void GetITSpid(Double_t *p) const;
ae982df3 65 Float_t GetITSsignal() const {return fITSsignal;}
13da10da 66 Float_t GetITSchi2() const {return fITSchi2;}
ae982df3 67 Int_t GetITSclusters(UInt_t *idx) const;
6e5b1b04 68 Int_t GetITSLabel() const {return fITSLabel;}
babd135a 69 Float_t GetITSFakeRatio() const {return fITSFakeRatio;}
70
ae982df3 71
13da10da 72 void SetTPCpid(const Double_t *p);
73 void GetTPCpid(Double_t *p) const;
74 Float_t GetTPCsignal() const {return fTPCsignal;}
75 Float_t GetTPCchi2() const {return fTPCchi2;}
76 Int_t GetTPCclusters(Int_t *idx) const;
6e5b1b04 77 Int_t GetTPCLabel() const {return fTPCLabel;}
3a83c716 78 const TBits& GetTPCClusterMap() const {return fTPCClusterMap;}
a866ac60 79
c630aafd 80 void SetTRDpid(const Double_t *p);
81 void GetTRDpid(Double_t *p) const;
79e94bf8 82 Float_t GetTRDsignal() const {return fTRDsignal;}
13da10da 83 Float_t GetTRDchi2() const {return fTRDchi2;}
bb2ceb1f 84 Int_t GetTRDclusters(UInt_t *idx) const;
79e94bf8 85 void SetTRDpid(Int_t iSpecies, Float_t p);
86 Float_t GetTRDpid(Int_t iSpecies) const;
6e5b1b04 87 Int_t GetTRDLabel() const {return fTRDLabel;}
88
79e94bf8 89
c630aafd 90 void SetTOFsignal(Double_t tof) {fTOFsignal=tof;}
91 Float_t GetTOFsignal() const {return fTOFsignal;}
13da10da 92 Float_t GetTOFchi2() const {return fTOFchi2;}
c630aafd 93 void SetTOFpid(const Double_t *p);
94 void GetTOFpid(Double_t *p) const;
95 UInt_t GetTOFcluster() const {return fTOFindex;}
96 void SetTOFcluster(UInt_t index) {fTOFindex=index;}
4a78b8c5 97
98 void SetRICHsignal(Double_t beta) {fRICHsignal=beta;}
99 Float_t GetRICHsignal() const {return fRICHsignal;}
100 void SetRICHpid(const Double_t *p);
101 void GetRICHpid(Double_t *p) const;
102
103 void SetPHOSposition(const Double_t *pos) {
104 fPHOSpos[0] = pos[0]; fPHOSpos[1]=pos[1]; fPHOSpos[2]=pos[2];
105 }
106 void SetPHOSsignal(Double_t ene) {fPHOSsignal = ene; }
107 void SetPHOSpid(const Double_t *p);
108 void GetPHOSposition(Double_t *pos) const {
109 pos[0]=fPHOSpos[0]; pos[1]=fPHOSpos[1]; pos[2]=fPHOSpos[2];
110 }
111 Float_t GetPHOSsignal() const {return fPHOSsignal;}
112 void GetPHOSpid(Double_t *p) const;
113
3a83c716 114 Bool_t IsOn(Int_t mask) const {return (fFlags&mask)>0;}
115 Bool_t IsRICH() const {return fFlags&kRICHpid;}
116 Bool_t IsPHOS() const {return fFlags&kPHOSpid;}
ac2f7574 117
118 virtual void Print(Option_t * opt) const ;
119
ae982df3 120 enum {
8c6a71ab 121 kITSin=0x0001,kITSout=0x0002,kITSrefit=0x0004,kITSpid=0x0008,
122 kTPCin=0x0010,kTPCout=0x0020,kTPCrefit=0x0040,kTPCpid=0x0080,
123 kTRDin=0x0100,kTRDout=0x0200,kTRDrefit=0x0400,kTRDpid=0x0800,
124 kTOFin=0x1000,kTOFout=0x2000,kTOFrefit=0x4000,kTOFpid=0x8000,
4a78b8c5 125 kPHOSpid=0x10000, kRICHpid=0x20000,
126 kTRDStop=0x20000000,
8c6a71ab 127 kESDpid=0x40000000,
ae982df3 128 kTIME=0x80000000
129 };
f82d8b8c 130 enum {
131 kSPECIES=5, // Number of particle species recognized by the PID
ac2f7574 132 kSPECIESN=10, // Number of charged+neutral particle species recognized by the PHOS PID
f82d8b8c 133 kElectron=0, kMuon=1, kPion=2, kKaon=3, kProton=4, kPhoton=5,
ac2f7574 134 kPi0=6, kNeutron=7, kKaon0=8, kEleCon=9 // PHOS definition
f82d8b8c 135 };
ae982df3 136protected:
137 ULong_t fFlags; // Reconstruction status flags
138 Int_t fLabel; // Track label
139
140 Float_t fTrackLength; // Track length
141 Float_t fTrackTime[kSPECIES]; // TOFs estimated by the tracking
142 Float_t fR[kSPECIES]; // combined "detector response probability"
143
144 Int_t fStopVertex; // Index of stop vertex
145
146//Running track parameters
147 Double_t fRalpha; // track rotation angle
148 Double_t fRx; // X-coordinate of the track reference plane
149 Double_t fRp[5]; // external track parameters
150 Double_t fRc[15]; // external cov. matrix of the track parameters
151
67c3dcbe 152//Track parameters constrained to the primary vertex
3a83c716 153 Double_t fCalpha; // Track rotation angle
154 Double_t fCx; // x-coordinate of the track reference plane
155 Double_t fCp[5]; // external track parameters
156 Double_t fCc[15]; // external cov. matrix of the track parameters
67c3dcbe 157 Double_t fCchi2; //chi2 at the primary vertex
158
672b5f43 159//Track parameters at the inner wall of the TPC
3a83c716 160 Double_t fIalpha; // Track rotation angle
161 Double_t fIx; // x-coordinate of the track reference plane
162 Double_t fIp[5]; // external track parameters
163 Double_t fIc[15]; // external cov. matrix of the track parameters
ae982df3 164
672b5f43 165//Track parameters at the radius of the PHOS
3a83c716 166 Double_t fOalpha; // Track rotation angle
167 Double_t fOx; // x-coordinate of the track reference plane
168 Double_t fOp[5]; // external track parameters
169 Double_t fOc[15]; // external cov. matrix of the track parameters
ae982df3 170
171 // ITS related track information
172 Float_t fITSchi2; // chi2 in the ITS
babd135a 173 Float_t fITSchi2MIP[6]; // chi2s in the ITS
ae982df3 174 Int_t fITSncls; // number of clusters assigned in the ITS
175 UInt_t fITSindex[6]; //! indices of the assigned ITS clusters
176 Float_t fITSsignal; // detector's PID signal
431be10d 177 Float_t fITSr[kSPECIES]; // "detector response probabilities" (for the PID)
6e5b1b04 178 Int_t fITSLabel; // label according TPC
babd135a 179 Float_t fITSFakeRatio; // ration of fake tracks
ae982df3 180 // TPC related track information
181 Float_t fTPCchi2; // chi2 in the TPC
182 Int_t fTPCncls; // number of clusters assigned in the TPC
183 UInt_t fTPCindex[180]; //! indices of the assigned TPC clusters
a866ac60 184 TBits fTPCClusterMap; // Map of clusters, one bit per padrow; 1 if has a cluster on given padrow
ae982df3 185 Float_t fTPCsignal; // detector's PID signal
8c6a71ab 186 Float_t fTPCr[kSPECIES]; // "detector response probabilities" (for the PID)
6e5b1b04 187 Int_t fTPCLabel; // label according TPC
4a78b8c5 188
ae982df3 189 // TRD related track information
79e94bf8 190 Float_t fTRDchi2; // chi2 in the TRD
191 Int_t fTRDncls; // number of clusters assigned in the TRD
bb2ceb1f 192 UInt_t fTRDindex[90]; //! indices of the assigned TRD clusters
79e94bf8 193 Float_t fTRDsignal; // detector's PID signal
431be10d 194 Float_t fTRDr[kSPECIES]; // "detector response probabilities" (for the PID)
6e5b1b04 195 Int_t fTRDLabel; // label according TRD
79e94bf8 196
ae982df3 197 // TOF related track information
c630aafd 198 Float_t fTOFchi2; // chi2 in the TOF
bb2ceb1f 199 UInt_t fTOFindex; // index of the assigned TOF cluster
c630aafd 200 Float_t fTOFsignal; // detector's PID signal
201 Float_t fTOFr[kSPECIES]; // "detector response probabilities" (for the PID)
202
4a78b8c5 203 // PHOS related track information
204 Float_t fPHOSpos[3]; //position localised by PHOS in global coordinate system
205 Float_t fPHOSsignal; // energy measured by PHOS
ac2f7574 206 Float_t fPHOSr[kSPECIES]; // PID information from PHOS
ae982df3 207
4a78b8c5 208 // HMPID related track information
209 Float_t fRICHsignal; // detector's PID signal (beta for RICH)
210 Float_t fRICHr[kSPECIES];// "detector response probabilities" (for the PID)
211
babd135a 212 ClassDef(AliESDtrack,4) //ESDtrack
ae982df3 213};
214
215#endif
216