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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" |
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13 | #include <TBits.h> |
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14 | |
15 | class AliKalmanTrack; |
16 | |
17 | class AliESDtrack : public TObject { |
18 | public: |
19 | AliESDtrack(); |
20 | virtual ~AliESDtrack() {} |
21 | void SetStatus(ULong_t flags) {fFlags|=flags;} |
22 | void ResetStatus(ULong_t flags) {fFlags&=~flags;} |
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23 | Bool_t UpdateTrackParams(AliKalmanTrack *t, ULong_t flags); |
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24 | void SetIntegratedLength(Double_t l) {fTrackLength=l;} |
25 | void SetIntegratedTimes(const Double_t *times); |
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26 | void SetESDpid(const Double_t *p); |
27 | void GetESDpid(Double_t *p) const; |
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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; |
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36 | Double_t GetMass() const; |
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37 | Double_t GetP() const; |
38 | void GetPxPyPz(Double_t *p) const; |
39 | void GetXYZ(Double_t *r) const; |
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40 | Int_t GetSign() const {return (fRp[4]<0) ? 1 : -1;} |
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41 | |
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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 | |
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52 | void GetInnerPxPyPz(Double_t *p) const; |
53 | void GetInnerXYZ(Double_t *r) const; |
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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 | |
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59 | void GetOuterPxPyPz(Double_t *p) const; |
60 | void GetOuterXYZ(Double_t *r) const; |
61 | |
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62 | void SetITSpid(const Double_t *p); |
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63 | void SetITSChi2MIP(const Float_t *chi2mip); |
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64 | void GetITSpid(Double_t *p) const; |
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65 | Float_t GetITSsignal() const {return fITSsignal;} |
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66 | Float_t GetITSchi2() const {return fITSchi2;} |
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67 | Int_t GetITSclusters(UInt_t *idx) const; |
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68 | Int_t GetITSLabel() const {return fITSLabel;} |
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69 | Float_t GetITSFakeRatio() const {return fITSFakeRatio;} |
70 | |
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71 | |
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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; |
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77 | Int_t GetTPCLabel() const {return fTPCLabel;} |
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78 | const TBits& GetTPCClusterMap(){return fTPCClusterMap;} |
79 | |
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80 | void SetTRDpid(const Double_t *p); |
81 | void GetTRDpid(Double_t *p) const; |
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82 | Float_t GetTRDsignal() const {return fTRDsignal;} |
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83 | Float_t GetTRDchi2() const {return fTRDchi2;} |
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84 | Int_t GetTRDclusters(UInt_t *idx) const; |
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85 | void SetTRDpid(Int_t iSpecies, Float_t p); |
86 | Float_t GetTRDpid(Int_t iSpecies) const; |
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87 | Int_t GetTRDLabel() const {return fTRDLabel;} |
88 | |
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89 | |
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90 | void SetTOFsignal(Double_t tof) {fTOFsignal=tof;} |
91 | Float_t GetTOFsignal() const {return fTOFsignal;} |
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92 | Float_t GetTOFchi2() const {return fTOFchi2;} |
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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;} |
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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 | |
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114 | Bool_t IsOn(Int_t mask){ return (fFlags&mask)>0;} |
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115 | Bool_t IsRICH(){ return fFlags&kRICHpid;} |
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116 | enum { |
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117 | kITSin=0x0001,kITSout=0x0002,kITSrefit=0x0004,kITSpid=0x0008, |
118 | kTPCin=0x0010,kTPCout=0x0020,kTPCrefit=0x0040,kTPCpid=0x0080, |
119 | kTRDin=0x0100,kTRDout=0x0200,kTRDrefit=0x0400,kTRDpid=0x0800, |
120 | kTOFin=0x1000,kTOFout=0x2000,kTOFrefit=0x4000,kTOFpid=0x8000, |
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121 | kPHOSpid=0x10000, kRICHpid=0x20000, |
122 | kTRDStop=0x20000000, |
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123 | kESDpid=0x40000000, |
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124 | kTIME=0x80000000 |
125 | }; |
126 | enum {kSPECIES=5}; // Number of particle species recognized by the PID |
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127 | |
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128 | protected: |
129 | ULong_t fFlags; // Reconstruction status flags |
130 | Int_t fLabel; // Track label |
131 | |
132 | Float_t fTrackLength; // Track length |
133 | Float_t fTrackTime[kSPECIES]; // TOFs estimated by the tracking |
134 | Float_t fR[kSPECIES]; // combined "detector response probability" |
135 | |
136 | Int_t fStopVertex; // Index of stop vertex |
137 | |
138 | //Running track parameters |
139 | Double_t fRalpha; // track rotation angle |
140 | Double_t fRx; // X-coordinate of the track reference plane |
141 | Double_t fRp[5]; // external track parameters |
142 | Double_t fRc[15]; // external cov. matrix of the track parameters |
143 | |
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144 | //Track parameters constrained to the primary vertex |
145 | Double_t fCalpha,fCx,fCp[5],fCc[15]; |
146 | Double_t fCchi2; //chi2 at the primary vertex |
147 | |
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148 | //Track parameters at the inner wall of the TPC |
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149 | Double_t fIalpha,fIx,fIp[5],fIc[15]; |
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150 | |
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151 | //Track parameters at the radius of the PHOS |
152 | Double_t fOalpha,fOx,fOp[5],fOc[15]; |
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153 | |
154 | // ITS related track information |
155 | Float_t fITSchi2; // chi2 in the ITS |
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156 | Float_t fITSchi2MIP[6]; // chi2s in the ITS |
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157 | Int_t fITSncls; // number of clusters assigned in the ITS |
158 | UInt_t fITSindex[6]; //! indices of the assigned ITS clusters |
159 | Float_t fITSsignal; // detector's PID signal |
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160 | Float_t fITSr[kSPECIES]; // "detector response probabilities" (for the PID) |
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161 | Int_t fITSLabel; // label according TPC |
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162 | Float_t fITSFakeRatio; // ration of fake tracks |
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163 | // TPC related track information |
164 | Float_t fTPCchi2; // chi2 in the TPC |
165 | Int_t fTPCncls; // number of clusters assigned in the TPC |
166 | UInt_t fTPCindex[180]; //! indices of the assigned TPC clusters |
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167 | TBits fTPCClusterMap; // Map of clusters, one bit per padrow; 1 if has a cluster on given padrow |
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168 | Float_t fTPCsignal; // detector's PID signal |
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169 | Float_t fTPCr[kSPECIES]; // "detector response probabilities" (for the PID) |
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170 | Int_t fTPCLabel; // label according TPC |
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171 | |
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172 | // TRD related track information |
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173 | Float_t fTRDchi2; // chi2 in the TRD |
174 | Int_t fTRDncls; // number of clusters assigned in the TRD |
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175 | UInt_t fTRDindex[90]; //! indices of the assigned TRD clusters |
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176 | Float_t fTRDsignal; // detector's PID signal |
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177 | Float_t fTRDr[kSPECIES]; // "detector response probabilities" (for the PID) |
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178 | Int_t fTRDLabel; // label according TRD |
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179 | |
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180 | // TOF related track information |
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181 | Float_t fTOFchi2; // chi2 in the TOF |
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182 | UInt_t fTOFindex; // index of the assigned TOF cluster |
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183 | Float_t fTOFsignal; // detector's PID signal |
184 | Float_t fTOFr[kSPECIES]; // "detector response probabilities" (for the PID) |
185 | |
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186 | // PHOS related track information |
187 | Float_t fPHOSpos[3]; //position localised by PHOS in global coordinate system |
188 | Float_t fPHOSsignal; // energy measured by PHOS |
189 | Float_t fPHOSr[kSPECIES]; // PID information from PHOS |
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190 | |
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191 | // HMPID related track information |
192 | Float_t fRICHsignal; // detector's PID signal (beta for RICH) |
193 | Float_t fRICHr[kSPECIES];// "detector response probabilities" (for the PID) |
194 | |
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195 | ClassDef(AliESDtrack,4) //ESDtrack |
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196 | }; |
197 | |
198 | #endif |
199 | |