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1c53abe2 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 */
5
91162307 6
1c53abe2 7/* $Id$ */
8
9//-------------------------------------------------------
47966a6d 10// TPC tracker
11// Parallel tracker
1c53abe2 12//
13// Origin:
14//-------------------------------------------------------
6d171107 15
81e97e0d 16#include <TError.h>
1c53abe2 17#include "AliTracker.h"
81e97e0d 18#include "AliTPCreco.h"
19#include "AliPID.h"
b9671574 20#include "AliTPCclusterMI.h"
9350f379 21#include "AliTPCtrackerSector.h"
81e97e0d 22
b67e07dc 23
1c53abe2 24class TFile;
25class AliTPCParam;
26class AliTPCseed;
91162307 27class AliTPCTrackerPoint;
af885e0f 28class AliESDEvent;
91162307 29class TTree;
eea478d3 30class AliESDkink;
81e97e0d 31class TTreeSRedirector;
2ccb4dfc 32class AliTrackPoint;
1c53abe2 33
bd26fa83 34
bd26fa83 35
1c53abe2 36class AliTPCtrackerMI : public AliTracker {
37public:
e046d791 38 AliTPCtrackerMI();
d26d9159 39 AliTPCtrackerMI(const AliTPCParam *par);
b67e07dc 40 virtual ~AliTPCtrackerMI();
91162307 41 //
d26d9159 42 void SetIteration(Int_t iteration){fIteration = iteration;}
af885e0f 43 virtual Int_t Clusters2Tracks (AliESDEvent *esd);
44 virtual Int_t RefitInward (AliESDEvent *esd);
d26d9159 45 virtual Int_t LoadClusters (TTree * tree);
af86c1fd 46 virtual Int_t LoadClusters (TObjArray * arr); // another input
aa7f1a5a 47 virtual Int_t LoadClusters (TClonesArray * arr); // another input
d26d9159 48 Int_t LoadClusters();
49 void UnloadClusters();
98ee6d31 50 Int_t LoadInnerSectors();
51 Int_t LoadOuterSectors();
002af263 52 virtual void FillClusterArray(TObjArray* array) const;
75fb37cc 53 void Transform(AliTPCclusterMI * cluster);
91162307 54 //
d26d9159 55 void FillESD(TObjArray* arr);
91162307 56 void DeleteSeeds();
57 void SetDebug(Int_t debug){ fDebug = debug;}
af885e0f 58 void FindKinks(TObjArray * array, AliESDEvent * esd);
6d493ea0 59 //
60 void FindCurling(TObjArray * array, AliESDEvent * esd, Int_t iter);
61 void FindSplitted(TObjArray * array, AliESDEvent * esd, Int_t iter);
62 void FindMultiMC(TObjArray * array, AliESDEvent * esd, Int_t iter);
63 //
af885e0f 64 void FindV0s(TObjArray * array, AliESDEvent * esd);
51ad6848 65 void UpdateKinkQualityM(AliTPCseed * seed);
eea478d3 66 void UpdateKinkQualityD(AliTPCseed * seed);
67 Int_t CheckKinkPoint(AliTPCseed*seed, AliTPCseed &mother, AliTPCseed &daughter, AliESDkink &kink);
68 Int_t RefitKink(AliTPCseed &mother, AliTPCseed &daughter, AliESDkink &kink);
1c53abe2 69 Int_t ReadSeeds(const TFile *in);
91162307 70 TObjArray * GetSeeds(){return fSeeds;}
71 //
34acb742 72 AliCluster * GetCluster(Int_t index) const {return (AliCluster*)GetClusterMI(index);}
1c53abe2 73 AliTPCclusterMI *GetClusterMI(Int_t index) const;
f8aae377 74 Int_t Clusters2Tracks();
af32720d 75 virtual void CookLabel(AliKalmanTrack *tk,Float_t wrong) const;
51ad6848 76 virtual Int_t CookLabel(AliTPCseed *t,Float_t wrong, Int_t first,Int_t last ) const;
91162307 77
c9427e08 78 void RotateToLocal(AliTPCseed *seed);
91162307 79
80 Int_t FollowProlongation(AliTPCseed& t, Int_t rf=0, Int_t step=1);
2ccb4dfc 81 Bool_t GetTrackPoint(Int_t index, AliTrackPoint &p ) const;
82
91162307 83 Int_t FollowBackProlongation(AliTPCseed& t, Int_t rf);
84 Int_t FollowToNext(AliTPCseed& t, Int_t nr);
91162307 85 Int_t UpdateClusters(AliTPCseed& t, Int_t nr);
86 Int_t FollowToNextCluster( AliTPCseed& t, Int_t nr);
87
91162307 88 Int_t PropagateBack(TObjArray * arr);
af885e0f 89 Int_t PropagateBack(AliESDEvent * event);
91162307 90 Int_t PropagateBack(AliTPCseed *pt, Int_t row0, Int_t row1);
91 Int_t PropagateForward();
92 Int_t PropagateForward2(TObjArray * arr);
93
47966a6d 94 void SortTracks(TObjArray * arr, Int_t mode) const;
91162307 95
1c53abe2 96 virtual Double_t ErrY2(AliTPCseed* seed, AliTPCclusterMI * cl = 0);
97 virtual Double_t ErrZ2(AliTPCseed* seed, AliTPCclusterMI * cl = 0);
98
b67e07dc 99 Double_t F1(Double_t x1,Double_t y1, Double_t x2,Double_t y2, Double_t x3,Double_t y3);
100 Double_t F1old(Double_t x1,Double_t y1, Double_t x2,Double_t y2, Double_t x3,Double_t y3);
101 Double_t F2(Double_t x1,Double_t y1, Double_t x2,Double_t y2, Double_t x3,Double_t y3);
102 Double_t F2old(Double_t x1,Double_t y1, Double_t x2,Double_t y2, Double_t x3,Double_t y3);
91162307 103
b67e07dc 104 Double_t F3(Double_t x1,Double_t y1, Double_t x2,Double_t y2, Double_t z1,Double_t z2);
105 Double_t F3n(Double_t x1,Double_t y1, Double_t x2,Double_t y2, Double_t z1,Double_t z2,
91162307 106 Double_t c);
107 Bool_t GetProlongation(Double_t x1, Double_t x2, Double_t x[5], Double_t &y, Double_t &z);
108
b67e07dc 109 public:
1c53abe2 110
1c53abe2 111
112 Float_t OverlapFactor(AliTPCseed * s1, AliTPCseed * s2, Int_t &sum1, Int_t &sum2);
113 void SignShared(AliTPCseed * s1, AliTPCseed * s2);
91162307 114 void SignShared(TObjArray * arr);
115
51ad6848 116 void RemoveUsed2(TObjArray * arr, Float_t factor1, Float_t factor2, Int_t minimal);
91162307 117
47966a6d 118 void StopNotActive(TObjArray * arr, Int_t row0, Float_t th0, Float_t th1, Float_t th2) const;
119 void StopNotActive(AliTPCseed * seed, Int_t row0, Float_t th0, Float_t th1, Float_t th2) const;
00055a22 120 Int_t AcceptCluster(AliTPCseed * seed, AliTPCclusterMI * cluster);
c9427e08 121
1c53abe2 122private:
76d56fd6 123 Bool_t IsFindable(AliTPCseed & t);
6c94f330 124 AliTPCtrackerMI(const AliTPCtrackerMI& r); //dummy copy constructor
125 AliTPCtrackerMI &operator=(const AliTPCtrackerMI& r);//dummy assignment operator
92f513f5 126 void AddCovariance(AliTPCseed * seed); // add covariance
127
bd26fa83 128 inline AliTPCtrackerRow &GetRow(Int_t sec, Int_t row);
5afd7dbd 129 inline Bool_t IsActive(Int_t sec, Int_t row);
47966a6d 130 inline Double_t GetXrow(Int_t row) const;
131 inline Double_t GetMaxY(Int_t row) const;
132 inline Int_t GetRowNumber(Double_t x) const;
eea478d3 133 Int_t GetRowNumber(Double_t x[3]) const;
47966a6d 134 inline Double_t GetPadPitchLength(Double_t x) const;
135 inline Double_t GetPadPitchLength(Int_t row) const;
91162307 136
fd065ea2 137 void GetShape(AliTPCseed * seed, Int_t row);
91162307 138
af885e0f 139 void ReadSeeds(AliESDEvent *event, Int_t direction); //read seeds from the event
1c53abe2 140
91162307 141 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);
142 void MakeSeeds5(TObjArray * arr, Int_t sec, Int_t i1, Int_t i2, Float_t cuts[4], Float_t deltay = -1);
1627d1c4 143
91162307 144 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);
145
1c53abe2 146
91162307 147 AliTPCseed *MakeSeed(AliTPCseed *t, Float_t r0, Float_t r1, Float_t r2); //reseed
d26d9159 148 AliTPCseed *ReSeed(AliTPCseed *t, Float_t r0, Float_t r1, Float_t r2); //reseed
eea478d3 149 AliTPCseed *ReSeed(AliTPCseed *t, Int_t r0, Bool_t forward); //reseed
91162307 150
151
152
153 AliTPCseed * ReSeed(AliTPCseed *t);
98ee6d31 154 //Int_t LoadInnerSectors();
155 //Int_t LoadOuterSectors();
91162307 156 void UnsignClusters();
157 void SignClusters(TObjArray * arr, Float_t fnumber=3., Float_t fdensity=2.);
158
159 void ParallelTracking(TObjArray * 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();
a395b09f 163 TObjArray * TrackingSpecial();
c1ea348f 164 void SumTracks(TObjArray *arr1,TObjArray *&arr2) const;
47966a6d 165 void PrepareForBackProlongation(TObjArray * arr, Float_t fac) const;
166 void PrepareForProlongation(TObjArray * arr, Float_t fac) const;
1c53abe2 167
4c57c771 168 void SetSampledEdx(AliTPCseed */*t*/, Float_t /*q*/, Int_t /*i*/) {;}
91162307 169 Int_t UpdateTrack(AliTPCseed *t, Int_t accept); //update trackinfo
1c53abe2 170
19b00333 171 void MakeBitmaps(AliTPCseed *t);
1c53abe2 172
1c53abe2 173 const Int_t fkNIS; //number of inner sectors
9350f379 174 AliTPCtrackerSector *fInnerSec; //array of inner sectors;
1c53abe2 175 const Int_t fkNOS; //number of outer sectors
9350f379 176 AliTPCtrackerSector *fOuterSec; //array of outer sectors;
1c53abe2 177
178 Int_t fN; //number of loaded sectors
9350f379 179 AliTPCtrackerSector *fSectors; //pointer to loaded sectors;
91162307 180 //
181 TTree * fInput; // input tree with clusters
182 TTree * fOutput; // output tree with tracks
183 TTree * fSeedTree; // output tree with seeds - filled in debug mode 1
184 TTree * fTreeDebug; // output with a debug information about track
af885e0f 185 AliESDEvent * fEvent; // output with esd tracks
91162307 186 Int_t fDebug; // debug option
187 Bool_t fNewIO; // indicated if we have data using New IO
1c53abe2 188 Int_t fNtracks; //current number of tracks
189 TObjArray *fSeeds; //array of track seeds
91162307 190 Int_t fIteration; // indicate iteration - 0 - froward -1 back - 2forward - back->forward
1c53abe2 191 // TObjArray * fTrackPointPool; // ! pool with track points
91162307 192 // TObjArray * fSeedPool; //! pool with seeds
193 Double_t fXRow[200]; // radius of the pad row
194 Double_t fYMax[200]; // max y for given pad row
195 Double_t fPadLength[200]; // max y for given pad row
1c53abe2 196 const AliTPCParam *fParam; //pointer to the parameters
81e97e0d 197 TTreeSRedirector *fDebugStreamer; //!debug streamer
af885e0f 198 ClassDef(AliTPCtrackerMI,2)
1c53abe2 199};
200
91162307 201
bd26fa83 202AliTPCtrackerRow & AliTPCtrackerMI::GetRow(Int_t sec, Int_t row)
91162307 203{
204 //
205 return (row>=fInnerSec->GetNRows()) ? fOuterSec[sec][row-fInnerSec->GetNRows()]:fInnerSec[sec][row];
206}
207
5afd7dbd 208Bool_t AliTPCtrackerMI::IsActive(Int_t sec, Int_t row)
209{
210 //
211 // check if the given sector row is active
212 //
213 return (row>=fInnerSec->GetNRows()) ? fOuterSec[sec][row-fInnerSec->GetNRows()].GetN()>0:fInnerSec[sec][row].GetN()>0;
214}
215
216
47966a6d 217Double_t AliTPCtrackerMI::GetXrow(Int_t row) const {
91162307 218 // return (row>=fInnerSec->GetNRows()) ? fOuterSec->GetX(row-fInnerSec->GetNRows()):fInnerSec->GetX(row);
219 return fXRow[row];
220}
221
47966a6d 222Double_t AliTPCtrackerMI::GetMaxY(Int_t row) const {
91162307 223 //return (row>=fInnerSec->GetNRows()) ? fOuterSec->GetMaxY(row-fInnerSec->GetNRows()):fInnerSec->GetMaxY(row);
224 return fYMax[row];
225}
226
47966a6d 227Int_t AliTPCtrackerMI::GetRowNumber(Double_t x) const
91162307 228{
229 //
230 return (x>133.) ? fOuterSec->GetRowNumber(x)+fInnerSec->GetNRows():fInnerSec->GetRowNumber(x);
231}
232
47966a6d 233Double_t AliTPCtrackerMI::GetPadPitchLength(Double_t x) const
91162307 234{
235 //
236 return (x>133.) ? fOuterSec->GetPadPitchLength(x):fInnerSec->GetPadPitchLength(x);
237 //return fPadLength[row];
238}
239
47966a6d 240Double_t AliTPCtrackerMI::GetPadPitchLength(Int_t row) const
91162307 241{
242 //
243 return fPadLength[row];
244}
245
246
247
1c53abe2 248#endif
249
250