Add the number of local boards
[u/mrichter/AliRoot.git] / TRD / AliTRDtrack.h
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46d29e70 1#ifndef ALITRDTRACK_H
b3a5a838 2#define ALITRDTRACK_H
46d29e70 3
4/* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
b3a5a838 5 * See cxx source for full Copyright notice */
46d29e70 6
15ed8ba1 7/* $Id$ */
46d29e70 8
53c17fbf 9///////////////////////////////////////////////////////////////////////////////
10// //
11// Represents a reconstructed TRD track //
12// //
13///////////////////////////////////////////////////////////////////////////////
46d29e70 14
15ed8ba1 15#include "AliKalmanTrack.h"
fe33d239 16
15ed8ba1 17#include "AliTRDtracklet.h"
18
19class AliESDtrack;
20class AliTrackReference;
15ed8ba1 21
22const unsigned kMAXCLUSTERSPERTRACK = 210;
23
7ad19338 24class AliTRDtrack : public AliKalmanTrack {
27eaf44b 25
26 public:
53c17fbf 27
6d45eaef 28 enum { kNdet = 540
15ed8ba1 29 , kNstacks = 90
30 , kNplane = 6
31 , kNcham = 5
32 , kNsect = 18
fc88348b 33 , kNslice = 3 };
7ad19338 34
6c94f330 35 AliTRDtrack();
fe33d239 36 AliTRDtrack(const AliTRDcluster *c, Int_t index, const Double_t xx[5]
37 ,const Double_t cc[15], Double_t xr, Double_t alpha);
38 AliTRDtrack(const AliTRDtrack &t);
39 AliTRDtrack(const AliESDtrack &t);
6c94f330 40 ~AliTRDtrack();
fe33d239 41 AliTRDtrack(const AliKalmanTrack &t, Double_t alpha);
42
43 void ResetClusters() { SetChi2(0.0);
44 SetNumberOfClusters(0); }
45 Int_t Compare(const TObject *o) const;
46 void AddNWrong() { fNWrong++; }
47 void IncCross() { fNCross++;
48 if (fBackupTrack) fBackupTrack->IncCross(); }
49
50 Int_t GetSector() const;
51 Float_t GetClusterdQdl(Int_t i) const { return fdQdl[i]; }
52 Double_t GetdEdx() const { return fdEdx; }
77566f2a 53 Int_t GetNdedx() const { return fNdedx; }
fe33d239 54 Double_t GetPIDsignal() const { return GetdEdx(); }
55 Int_t GetClusterIndex(Int_t i) const { return fIndex[i]; }
56 Double_t GetC() const { return AliExternalTrackParam::GetC(GetBz()); }
57 Double_t GetPredictedChi2(const AliTRDcluster *c, Double_t h01) const;
58 Float_t GetPIDsignals(Int_t iPlane, Int_t iSlice) const { return fdEdxPlane[iPlane][iSlice]; }
59 Int_t GetPIDTimBin(Int_t i) const { return fTimBinPlane[i]; }
60 Double_t GetLikelihoodElectron() const { return fLhElectron; }
61 Int_t GetSeedLabel() const { return fSeedLab; }
62 Int_t *GetBackupIndexes() { return fIndexBackup; }
63 Int_t *GetIndexes() { return fIndex; }
64 Int_t GetProlongation(Double_t xk, Double_t &y, Double_t &z);
65 Bool_t GetStop() const { return fStopped; }
fe33d239 66 Int_t GetNRotate() const { return fNRotate; }
27eaf44b 67 Int_t GetNWrong() const { return fNWrong; }
fe33d239 68 Int_t GetNCross() const { return fNCross; }
27eaf44b 69 Int_t GetNExpected() const { return fNExpected; }
70 Int_t GetNLast() const { return fNLast; }
71 Int_t GetNExpectedLast() const { return fNExpectedLast; }
72 AliTRDtracklet GetTracklets(Int_t i) const { return fTracklets[i]; }
73 Float_t GetBudget(Int_t i) const { return fBudget[i]; }
74 Float_t GetChi2Last() const { return fChi2Last; }
fe33d239 75 AliTRDtrack *GetBackupTrack() { return fBackupTrack; }
76
77 void SetdEdx(Double_t dedx) { fdEdx = dedx; }
78 void SetStop(Bool_t stop) { fStopped = stop; }
79 void SetPIDsignals(Float_t dedx, Int_t iPlane, Int_t iSlice) { fdEdxPlane[iPlane][iSlice] = dedx; }
80 void SetPIDTimBin(Int_t timbin, Int_t i) { fTimBinPlane[i] = timbin; }
81 void SetLikelihoodElectron(Float_t l) { fLhElectron = l; }
82 void SetSampledEdx(Float_t q, Int_t i);
83 void SetSampledEdx(Float_t q);
84 void SetSeedLabel(Int_t lab) { fSeedLab = lab; }
27eaf44b 85 void SetNWrong(Int_t nwrong) { fNWrong = nwrong; }
86 void SetNCross(Int_t ncross) { fNCross = ncross; }
87 void SetNExpected(Int_t nexp) { fNExpected = nexp; }
88 void SetNLast(Int_t nlast) { fNLast = nlast; }
89 void SetNExpectedLast(Int_t nexp) { fNExpectedLast = nexp; }
90 void SetChi2Last(Float_t chi2) { fChi2Last = chi2; }
91 void SetTracklets(Int_t i, AliTRDtracklet t) { fTracklets[i] = t; }
92 void SetBudget(Int_t i, Float_t budget) { fBudget[i] = budget; }
fe33d239 93
94 Int_t PropagateToX(Double_t xr, Double_t step);
95 Int_t PropagateToR(Double_t xr, Double_t step);
96 Int_t UpdateMI(const AliTRDcluster *c, Double_t chi2, Int_t i, Double_t h01, Int_t plane);
97 void MakeBackupTrack();
98 Bool_t PropagateTo(Double_t xr, Double_t x0 = 8.72, Double_t rho = 5.86e-3);
99 Bool_t Update(const AliTRDcluster *c, Double_t chi2, Int_t i, Double_t h01);
100 Bool_t Rotate(Double_t angle, Bool_t absolute = kFALSE);
101 void CookdEdx(Double_t low = 0.05, Double_t up = 0.7);
102 Float_t StatusForTOF();
6c94f330 103
fe33d239 104 protected:
6c94f330 105
fe33d239 106 AliTRDtrack &operator=(const AliTRDtrack &t);
6c94f330 107
fe33d239 108 Double_t GetBz() const;
109 Bool_t Update(const AliCluster */*c*/, Double_t /*chi2*/, Int_t /*idx*/) { return 0; }
110 Double_t GetPredictedChi2(const AliCluster* /*c*/) const { return 0.0; }
6c94f330 111
fe33d239 112 Int_t fSeedLab; // Track label taken from seeding
113 Float_t fdEdx; // dE/dx (truncated mean)
114 Float_t fDE; // Integrated delta energy
115 Float_t fdEdxPlane[kNplane][kNslice]; // dE/dx from all 6 planes in 3 slices each
116 Int_t fTimBinPlane[kNplane]; // Time bin of Max cluster from all 6 planes
6c94f330 117
fe33d239 118 Bool_t fStopped; // Track stop indication
119 Int_t fIndex[kMAXCLUSTERSPERTRACK]; // Global indexes of clusters
120 Int_t fIndexBackup[kMAXCLUSTERSPERTRACK]; // Backup indexes of clusters - used in iterations
121 Float_t fdQdl[kMAXCLUSTERSPERTRACK]; // Cluster amplitudes corrected for track angles
b8dc2353 122
fe33d239 123 Float_t fLhElectron; // Likelihood to be an electron
124 Int_t fNWrong; // Number of wrong clusters
125 Int_t fNRotate; // Number of rotation
126 Int_t fNCross; // Number of the cross materials
127 Int_t fNExpected; // Expected number of cluster
128 Int_t fNLast; // Number of clusters in last 2 layers
129 Int_t fNExpectedLast; // Number of expected clusters on last 2 layers
130 Int_t fNdedx; // Number of clusters for dEdx measurment
131 Float_t fChi2Last; // Chi2 in the last 2 layers
132 AliTRDtracklet fTracklets[6]; // Tracklets
133 Float_t fBudget[3]; // Integrated material budget
134 AliTRDtrack *fBackupTrack; //! Backup track
135
136 ClassDef(AliTRDtrack,8) // TRD reconstructed tracks
46d29e70 137
53c17fbf 138};
46d29e70 139
46d29e70 140#endif