1 #ifndef ALITPCTRACKERMI_H
2 #define ALITPCTRACKERMI_H
3 /* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
4 * See cxx source for full Copyright notice */
9 //-------------------------------------------------------
14 //-------------------------------------------------------
16 #include "AliTracker.h"
17 #include "AliTPCreco.h"
18 #include "AliTPCclusterMI.h"
19 #include "AliTPCtrackerSector.h"
25 class AliTPCTrackerPoint;
30 class TTreeSRedirector;
35 class AliTPCtrackerMI : public AliTracker {
38 AliTPCtrackerMI(const AliTPCParam *par);
39 virtual ~AliTPCtrackerMI();
41 void SetIteration(Int_t iteration){fIteration = iteration;}
42 virtual Int_t Clusters2Tracks (AliESDEvent *const esd);
43 virtual Int_t RefitInward (AliESDEvent *esd);
44 virtual Int_t LoadClusters (TTree * const tree);
45 virtual Int_t LoadClusters (const TObjArray * arr); // another input
46 virtual Int_t LoadClusters (const TClonesArray * arr); // another input
48 void UnloadClusters();
49 Int_t LoadInnerSectors();
50 Int_t LoadOuterSectors();
51 virtual void FillClusterArray(TObjArray* array) const;
52 void Transform(AliTPCclusterMI * cluster);
54 void FillESD(const TObjArray* arr);
56 void SetDebug(Int_t debug){ fDebug = debug;}
57 void FindKinks(TObjArray * array, AliESDEvent * esd);
59 void FindCurling(const TObjArray * array, AliESDEvent * esd, Int_t iter);
60 void FindSplitted(TObjArray * array, AliESDEvent * esd, Int_t iter);
61 void FindMultiMC(const TObjArray * array, AliESDEvent * esd, Int_t iter);
63 void UpdateKinkQualityM(AliTPCseed * seed);
64 void UpdateKinkQualityD(AliTPCseed * seed);
65 Int_t CheckKinkPoint(AliTPCseed*seed, AliTPCseed &mother, AliTPCseed &daughter, const AliESDkink &kink);
66 Int_t RefitKink(AliTPCseed &mother, AliTPCseed &daughter, const AliESDkink &kink);
67 Int_t ReadSeeds(const TFile *in);
68 TObjArray * GetSeeds() const {return fSeeds;}
70 AliCluster * GetCluster(Int_t index) const {return (AliCluster*)GetClusterMI(index);}
71 AliTPCclusterMI *GetClusterMI(Int_t index) const;
72 Int_t Clusters2Tracks();
73 virtual void CookLabel(AliKalmanTrack *tk,Float_t wrong) const;
74 virtual Int_t CookLabel(AliTPCseed *const t,Float_t wrong, Int_t first,Int_t last ) const;
76 void RotateToLocal(AliTPCseed *seed);
78 Int_t FollowProlongation(AliTPCseed& t, Int_t rf=0, Int_t step=1, Bool_t fromSeeds=0);
79 Bool_t GetTrackPoint(Int_t index, AliTrackPoint &p ) const;
81 Int_t FollowBackProlongation(AliTPCseed& t, Int_t rf, Bool_t fromSeeds=0);
82 Int_t FollowToNext(AliTPCseed& t, Int_t nr);
83 Int_t UpdateClusters(AliTPCseed& t, Int_t nr);
84 Int_t FollowToNextCluster( AliTPCseed& t, Int_t nr);
86 Int_t PropagateBack(const TObjArray *const arr);
87 Int_t PropagateBack(AliESDEvent * event);
88 Int_t PropagateBack(AliTPCseed *const pt, Int_t row0, Int_t row1);
89 Int_t PropagateForward();
90 Int_t PropagateForward2(const TObjArray *const arr);
92 void SortTracks(TObjArray * arr, Int_t mode) const;
94 virtual Double_t ErrY2(AliTPCseed* seed, const AliTPCclusterMI * cl = 0);
95 virtual Double_t ErrZ2(AliTPCseed* seed, const AliTPCclusterMI * cl = 0);
97 Double_t F1(Double_t x1,Double_t y1, Double_t x2,Double_t y2, Double_t x3,Double_t y3) const;
98 Double_t F1old(Double_t x1,Double_t y1, Double_t x2,Double_t y2, Double_t x3,Double_t y3) const;
99 Double_t F2(Double_t x1,Double_t y1, Double_t x2,Double_t y2, Double_t x3,Double_t y3) const;
100 Double_t F2old(Double_t x1,Double_t y1, Double_t x2,Double_t y2, Double_t x3,Double_t y3) const;
102 Double_t F3(Double_t x1,Double_t y1, Double_t x2,Double_t y2, Double_t z1,Double_t z2) const;
103 Double_t F3n(Double_t x1,Double_t y1, Double_t x2,Double_t y2, Double_t z1,Double_t z2,
105 Bool_t GetProlongation(Double_t x1, Double_t x2, Double_t x[5], Double_t &y, Double_t &z) const;
108 void SetUseHLTClusters(Int_t useHLTClusters) {fUseHLTClusters = useHLTClusters;} // set usage from HLT clusters from rec.C options
110 Float_t OverlapFactor(AliTPCseed * s1, AliTPCseed * s2, Int_t &sum1, Int_t &sum2);
111 void SignShared(AliTPCseed * s1, AliTPCseed * s2);
112 void SignShared(TObjArray * arr);
114 void RemoveUsed2(TObjArray * arr, Float_t factor1, Float_t factor2, Int_t minimal);
116 void StopNotActive(const TObjArray * arr, Int_t row0, Float_t th0, Float_t th1, Float_t th2) const;
117 void StopNotActive(AliTPCseed * seed, Int_t row0, Float_t th0, Float_t th1, Float_t th2) const;
118 Int_t AcceptCluster(AliTPCseed * seed, AliTPCclusterMI * cluster);
121 Bool_t IsFindable(AliTPCseed & t);
122 AliTPCtrackerMI(const AliTPCtrackerMI& r); //dummy copy constructor
123 AliTPCtrackerMI &operator=(const AliTPCtrackerMI& r);//dummy assignment operator
124 void AddCovariance(AliTPCseed * seed); // add covariance
125 void AddCovarianceAdd(AliTPCseed * seed); // add covariance
127 inline AliTPCtrackerRow &GetRow(Int_t sec, Int_t row);
128 inline Bool_t IsActive(Int_t sec, Int_t row);
129 inline Double_t GetXrow(Int_t row) const;
130 inline Double_t GetMaxY(Int_t row) const;
131 inline Int_t GetRowNumber(Double_t x) const;
132 Int_t GetRowNumber(Double_t x[3]) const;
133 inline Double_t GetPadPitchLength(Double_t x) const;
134 inline Double_t GetPadPitchLength(Int_t row) const;
136 void GetShape(AliTPCseed * seed, Int_t row);
138 void ReadSeeds(const AliESDEvent *const event, Int_t direction); //read seeds from the event
140 void MakeSeeds3(TObjArray * arr, Int_t sec, Int_t i1, Int_t i2, Float_t cuts[4], Float_t deltay = -1, Int_t ddsec=0);
141 void MakeSeeds5(TObjArray * arr, Int_t sec, Int_t i1, Int_t i2, Float_t cuts[4], Float_t deltay = -1);
143 void MakeSeeds2(TObjArray * arr, Int_t sec, Int_t i1, Int_t i2, Float_t cuts[4], Float_t deltay = -1, Bool_t bconstrain=kTRUE);
146 AliTPCseed *MakeSeed(AliTPCseed *const track, Float_t r0, Float_t r1, Float_t r2); //reseed
147 AliTPCseed *ReSeed(const AliTPCseed *t, Float_t r0, Float_t r1, Float_t r2); //reseed
148 AliTPCseed *ReSeed(AliTPCseed *t, Int_t r0, Bool_t forward); //reseed
152 AliTPCseed * ReSeed(AliTPCseed *t);
153 //Int_t LoadInnerSectors();
154 //Int_t LoadOuterSectors();
155 void DumpClusters(Int_t iter, TObjArray *trackArray);
156 void UnsignClusters();
157 void SignClusters(const TObjArray * arr, Float_t fnumber=3., Float_t fdensity=2.);
159 void ParallelTracking(TObjArray *const arr, Int_t rfirst, Int_t rlast);
160 void Tracking(TObjArray * arr);
161 TObjArray * Tracking(Int_t seedtype, Int_t i1, Int_t i2, Float_t cuts[4], Float_t dy=-1, Int_t dsec=0);
162 TObjArray * Tracking();
163 TObjArray * TrackingSpecial();
164 void SumTracks(TObjArray *arr1,TObjArray *&arr2) const;
165 void PrepareForBackProlongation(const TObjArray *const arr, Float_t fac) const;
166 void PrepareForProlongation(TObjArray *const arr, Float_t fac) const;
168 Int_t UpdateTrack(AliTPCseed *t, Int_t accept); //update trackinfo
170 void MakeESDBitmaps(AliTPCseed *t, AliESDtrack *esd);
172 const Int_t fkNIS; //number of inner sectors
173 AliTPCtrackerSector *fInnerSec; //array of inner sectors;
174 const Int_t fkNOS; //number of outer sectors
175 AliTPCtrackerSector *fOuterSec; //array of outer sectors;
177 Int_t fN; //number of loaded sectors
178 AliTPCtrackerSector *fSectors; //pointer to loaded sectors;
180 TTree * fInput; // input tree with clusters
181 TTree * fOutput; // output tree with tracks
182 TTree * fSeedTree; // output tree with seeds - filled in debug mode 1
183 TTree * fTreeDebug; // output with a debug information about track
184 AliESDEvent * fEvent; // output with esd tracks
185 Int_t fDebug; // debug option
186 Bool_t fNewIO; // indicated if we have data using New IO
187 Int_t fNtracks; //current number of tracks
188 TObjArray *fSeeds; //array of track seeds
189 Int_t fIteration; // indicate iteration - 0 - froward -1 back - 2forward - back->forward
190 // TObjArray * fTrackPointPool; // ! pool with track points
191 // TObjArray * fSeedPool; //! pool with seeds
192 Double_t fXRow[200]; // radius of the pad row
193 Double_t fYMax[200]; // max y for given pad row
194 Double_t fPadLength[200]; // max y for given pad row
195 const AliTPCParam *fkParam; //pointer to the parameters
196 TTreeSRedirector *fDebugStreamer; //!debug streamer
197 Int_t fUseHLTClusters; // use HLT clusters instead of offline clusters
198 ClassDef(AliTPCtrackerMI,2)
202 AliTPCtrackerRow & AliTPCtrackerMI::GetRow(Int_t sec, Int_t row)
205 return (row>=fInnerSec->GetNRows()) ? fOuterSec[sec][row-fInnerSec->GetNRows()]:fInnerSec[sec][row];
208 Bool_t AliTPCtrackerMI::IsActive(Int_t sec, Int_t row)
211 // check if the given sector row is active
213 return (row>=fInnerSec->GetNRows()) ? fOuterSec[sec][row-fInnerSec->GetNRows()].GetN()>0:fInnerSec[sec][row].GetN()>0;
217 Double_t AliTPCtrackerMI::GetXrow(Int_t row) const {
218 // return (row>=fInnerSec->GetNRows()) ? fOuterSec->GetX(row-fInnerSec->GetNRows()):fInnerSec->GetX(row);
222 Double_t AliTPCtrackerMI::GetMaxY(Int_t row) const {
223 //return (row>=fInnerSec->GetNRows()) ? fOuterSec->GetMaxY(row-fInnerSec->GetNRows()):fInnerSec->GetMaxY(row);
227 Int_t AliTPCtrackerMI::GetRowNumber(Double_t x) const
230 return (x>133.) ? fOuterSec->GetRowNumber(x)+fInnerSec->GetNRows():fInnerSec->GetRowNumber(x);
233 Double_t AliTPCtrackerMI::GetPadPitchLength(Double_t x) const
236 return (x>133.) ? fOuterSec->GetPadPitchLength(x):fInnerSec->GetPadPitchLength(x);
237 //return fPadLength[row];
240 Double_t AliTPCtrackerMI::GetPadPitchLength(Int_t row) const
243 return fPadLength[row];