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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" | |
13 | ||
14 | class AliKalmanTrack; | |
15 | ||
16 | class AliESDtrack : public TObject { | |
17 | public: | |
18 | AliESDtrack(); | |
19 | virtual ~AliESDtrack() {} | |
20 | void SetStatus(ULong_t flags) {fFlags|=flags;} | |
21 | void ResetStatus(ULong_t flags) {fFlags&=~flags;} | |
22 | Bool_t UpdateTrackParams(AliKalmanTrack *t, ULong_t flags); | |
23 | void SetIntegratedLength(Double_t l) {fTrackLength=l;} | |
24 | void SetIntegratedTimes(const Double_t *times); | |
25 | void SetESDpid(const Double_t *p); | |
26 | void GetESDpid(Double_t *p) const; | |
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; | |
39 | ||
40 | void SetTPCpid(const Double_t *p); | |
41 | void GetTPCpid(Double_t *p) const; | |
42 | Float_t GetTPCsignal() const {return fTPCsignal;} | |
43 | Int_t GetTPCclusters(Int_t *idx) const; | |
44 | ||
45 | void SetITSpid(const Double_t *p); | |
46 | void GetITSpid(Double_t *p) const; | |
47 | Float_t GetITSsignal() const {return fITSsignal;} | |
48 | Int_t GetITSclusters(UInt_t *idx) const; | |
49 | ||
50 | void SetTRDpid(const Double_t *p); | |
51 | void GetTRDpid(Double_t *p) const; | |
52 | Float_t GetTRDsignal() const {return fTRDsignal;} | |
53 | Int_t GetTRDclusters(UInt_t *idx) const; | |
54 | void SetTRDpid(Int_t iSpecies, Float_t p); | |
55 | Float_t GetTRDpid(Int_t iSpecies) const; | |
56 | ||
57 | void SetTOFsignal(Double_t tof) {fTOFsignal=tof;} | |
58 | Float_t GetTOFsignal() const {return fTOFsignal;} | |
59 | void SetTOFpid(const Double_t *p); | |
60 | void GetTOFpid(Double_t *p) const; | |
61 | UInt_t GetTOFcluster() const {return fTOFindex;} | |
62 | void SetTOFcluster(UInt_t index) {fTOFindex=index;} | |
63 | ||
64 | void GetVertexXYZ(Double_t& x,Double_t& y, Double_t&z) const; | |
65 | void GetVertexPxPyPz(Double_t& px,Double_t& py, Double_t& pz) const; | |
66 | Bool_t HasVertexParameters() const {return fVertex;} | |
67 | ||
68 | enum { | |
69 | kITSin=0x0001,kITSout=0x0002,kITSrefit=0x0004,kITSpid=0x0008, | |
70 | kTPCin=0x0010,kTPCout=0x0020,kTPCrefit=0x0040,kTPCpid=0x0080, | |
71 | kTRDin=0x0100,kTRDout=0x0200,kTRDrefit=0x0400,kTRDpid=0x0800, | |
72 | kTOFin=0x1000,kTOFout=0x2000,kTOFrefit=0x4000,kTOFpid=0x8000, | |
73 | kESDpid=0x40000000, | |
74 | kTIME=0x80000000 | |
75 | }; | |
76 | enum {kSPECIES=5}; // Number of particle species recognized by the PID | |
77 | ||
78 | protected: | |
79 | ULong_t fFlags; // Reconstruction status flags | |
80 | Int_t fLabel; // Track label | |
81 | ||
82 | Float_t fTrackLength; // Track length | |
83 | Float_t fTrackTime[kSPECIES]; // TOFs estimated by the tracking | |
84 | Float_t fR[kSPECIES]; // combined "detector response probability" | |
85 | ||
86 | Int_t fStopVertex; // Index of stop vertex | |
87 | ||
88 | //Running track parameters | |
89 | Double_t fRalpha; // track rotation angle | |
90 | Double_t fRx; // X-coordinate of the track reference plane | |
91 | Double_t fRp[5]; // external track parameters | |
92 | Double_t fRc[15]; // external cov. matrix of the track parameters | |
93 | ||
94 | //Track parameters at the innermost measured point | |
95 | //Double_t fIalpha,fIx,fIp[5],fIc[15]; | |
96 | ||
97 | //Track parameters at the outermost measured point | |
98 | //Double_t fOalpha,fOx,fOp[5],fOc[15]; | |
99 | ||
100 | // ITS related track information | |
101 | Float_t fITSchi2; // chi2 in the ITS | |
102 | Int_t fITSncls; // number of clusters assigned in the ITS | |
103 | UInt_t fITSindex[6]; //! indices of the assigned ITS clusters | |
104 | Float_t fITSsignal; // detector's PID signal | |
105 | Float_t fITSr[kSPECIES]; //! "detector response probabilities" (for the PID) | |
106 | ||
107 | Double_t fVertexX; // X coordinate of point of closest approach to the vertex | |
108 | Double_t fVertexY; // Y coordinate of point of closest approach to the vertex | |
109 | Double_t fVertexZ; // Z coordinate of point of closest approach to the vertex | |
110 | ||
111 | Double_t fVertexPx; // Px at point of closest approach to the vertex | |
112 | Double_t fVertexPy; // Py at point of closest approach to the vertex | |
113 | Double_t fVertexPz; // Pz at point of closest approach to the vertex | |
114 | ||
115 | Bool_t fVertex; // TRUE if the track was prolongated to the vertex | |
116 | ||
117 | // TPC related track information | |
118 | Float_t fTPCchi2; // chi2 in the TPC | |
119 | Int_t fTPCncls; // number of clusters assigned in the TPC | |
120 | UInt_t fTPCindex[180]; //! indices of the assigned TPC clusters | |
121 | Float_t fTPCsignal; // detector's PID signal | |
122 | Float_t fTPCr[kSPECIES]; // "detector response probabilities" (for the PID) | |
123 | ||
124 | // TRD related track information | |
125 | Float_t fTRDchi2; // chi2 in the TRD | |
126 | Int_t fTRDncls; // number of clusters assigned in the TRD | |
127 | UInt_t fTRDindex[90]; //! indices of the assigned TRD clusters | |
128 | Float_t fTRDsignal; // detector's PID signal | |
129 | Float_t fTRDr[kSPECIES]; //! "detector response probabilities" (for the PID) | |
130 | ||
131 | // TOF related track information | |
132 | Float_t fTOFchi2; // chi2 in the TOF | |
133 | UInt_t fTOFindex; // index of the assigned TOF cluster | |
134 | Float_t fTOFsignal; // detector's PID signal | |
135 | Float_t fTOFr[kSPECIES]; // "detector response probabilities" (for the PID) | |
136 | ||
137 | // HMPID related track information | |
138 | ||
139 | ClassDef(AliESDtrack,1) //ESDtrack | |
140 | }; | |
141 | ||
142 | #endif | |
143 |