-#ifndef ALIITSTRACKER_H
-#define ALIITSTRACKER_H
+#ifndef ALIITSTRACKERV2_H
+#define ALIITSTRACKERV2_H
/* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
* See cxx source for full Copyright notice */
//-------------------------------------------------------------------------
// ITS tracker
-//
-// Origin: Iouri Belikov, CERN, Jouri.Belikov@cern.ch
+// reads AliITSclusterV2 clusters and creates AliITStrackV2 tracks
+// Origin: Iouri Belikov, CERN, Jouri.Belikov@cern.ch
//-------------------------------------------------------------------------
+
+#include <TObjArray.h>
+
#include "AliTracker.h"
#include "AliITSrecoV2.h"
#include "AliITStrackV2.h"
AliITStrackerV2():AliTracker(){}
AliITStrackerV2(const AliITSgeom *geom);
AliCluster *GetCluster(Int_t index) const;
+ AliITSclusterV2 *GetClusterLayer(Int_t layn, Int_t ncl) const
+ {return fgLayers[layn].GetCluster(ncl);}
+ Int_t GetNumberOfClustersLayer(Int_t layn) const
+ {return fgLayers[layn].GetNumberOfClusters();}
Int_t LoadClusters(TTree *cf);
void UnloadClusters();
Int_t Clusters2Tracks(TTree *in, TTree *out);
Int_t Clusters2Tracks(AliESD *event);
- Int_t PropagateBack(TTree *in, TTree *out);
Int_t PropagateBack(AliESD *event);
- Int_t RefitInward(TTree *in, TTree *out);
Int_t RefitInward(AliESD *event);
Bool_t RefitAt(Double_t x, AliITStrackV2 *seed, const AliITStrackV2 *t);
void SetupFirstPass(Int_t *flags, Double_t *cuts=0);
void UseClusters(const AliKalmanTrack *t, Int_t from=0) const;
- class AliITSdetector {
+ class AliITSdetector {
public:
AliITSdetector(){}
AliITSdetector(Double_t r,Double_t phi) {fR=r; fPhi=phi;}
- void *operator new(size_t s,AliITSdetector *p) {return p;}
Double_t GetR() const {return fR;}
Double_t GetPhi() const {return fPhi;}
private:
};
class AliITSlayer {
+ friend class AliITStrackerV2;
public:
AliITSlayer();
AliITSlayer(Double_t r, Double_t p, Double_t z, Int_t nl, Int_t nd);
~AliITSlayer();
Int_t InsertCluster(AliITSclusterV2 *c);
void ResetClusters();
+ void ResetWeights();
void SelectClusters(Double_t zmi,Double_t zma,Double_t ymi,Double_t yma);
const AliITSclusterV2 *GetNextCluster(Int_t &ci);
- void *operator new(size_t s, AliITSlayer *p) {return p;}
void ResetRoad();
Double_t GetRoad() const {return fRoad;}
Double_t GetR() const {return fR;}
- AliITSclusterV2 *GetCluster(Int_t i) const {return fClusters[i];}
+ AliITSclusterV2 *GetCluster(Int_t i) const {return i<fN? fClusters[i]:0;}
+ Float_t *GetWeight(Int_t i) {return i<fN ?&fClusterWeight[i]:0;}
AliITSdetector &GetDetector(Int_t n) const { return fDetectors[n]; }
Int_t FindDetectorIndex(Double_t phi, Double_t z) const;
Double_t GetThickness(Double_t y, Double_t z, Double_t &x0) const;
Int_t GetNumberOfClusters() const {return fN;}
Int_t GetNladders() const {return fNladders;}
Int_t GetNdetectors() const {return fNdetectors;}
- private:
+ protected:
Double_t fR; // mean radius of this layer
Double_t fPhiOffset; // offset of the first detector in Phi
Int_t fNladders; // number of ladders
AliITSdetector *fDetectors; // array of detectors
Int_t fN; // number of clusters
AliITSclusterV2 *fClusters[kMaxClusterPerLayer]; // pointers to clusters
+ Float_t fClusterWeight[kMaxClusterPerLayer]; // probabilistic weight of the cluster
Double_t fZmax; // edges
Double_t fYmin; // of the
Double_t fYmax; // "window"
Double_t fRoad; // road defined by the cluster density
Int_t FindClusterIndex(Double_t z) const;
};
-
-private:
+
+protected:
void CookLabel(AliKalmanTrack *t,Float_t wrong) const;
Double_t GetEffectiveThickness(Double_t y, Double_t z) const;
void FollowProlongation();
fTrackToFollow.~AliITStrackV2();
new(&fTrackToFollow) AliITStrackV2(t);
}
+ Float_t *GetWeight(Int_t index);
+ void AddTrackHypothesys(AliITStrackV2 * track, Int_t esdindex);
+ void SortTrackHypothesys(Int_t esdindex, Float_t likelihoodlevel);
+ void CompressTrackHypothesys(Int_t esdindex, Float_t likelihoodlevel, Int_t maxsize);
+ AliITStrackV2 * GetBestHypothesys(Int_t esdindex, AliITStrackV2 * original, Int_t checkmax);
+ AliITStrackV2 * GetBestHypothesysMIP(Int_t esdindex, AliITStrackV2 * original);
Int_t fI; // index of the current layer
- static AliITSlayer fLayers[kMaxLayer]; // ITS layers
+ static AliITSlayer fgLayers[kMaxLayer];// ITS layers
AliITStrackV2 fTracks[kMaxLayer]; // track estimations at the ITS layers
AliITStrackV2 fBestTrack; // "best" track
AliITStrackV2 fTrackToFollow; // followed track
+ TObjArray fTrackHypothesys; // ! array with track hypothesys- ARRAY is the owner of tracks- MI
+ Int_t fCurrentEsdTrack; // ! current esd track - MI
Int_t fPass; // current pass through the data
Int_t fConstraint[2]; // constraint flags
Int_t fLayersNotToSkip[kMaxLayer]; // layer masks
Int_t fLastLayerToTrackTo; // the innermost layer to track to
-
ClassDef(AliITStrackerV2,1) //ITS tracker V2
};
Int_t tpcLabel=t->GetLabel();
if (tpcLabel<0) return;
AliTracker::CookLabel(t,wrong);
- if (tpcLabel != t->GetLabel()) t->SetLabel(-tpcLabel);
+ if (tpcLabel!=TMath::Abs(t->GetLabel())){
+ t->SetFakeRatio(1.);
+ }
+ if (tpcLabel !=t->GetLabel()) {
+ t->SetLabel(-tpcLabel);
+ }
}
#endif