#ifndef ALIITSTRACKERMI_H
#define ALIITSTRACKERMI_H
-/* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
+/* Copyright(c) 2007-2009, ALICE Experiment at CERN, All rights reserved. *
* See cxx source for full Copyright notice */
/* $Id$ */
class TTree;
class TTreeSRedirector;
-class AliESD;
-class AliHelix;
-class AliITSgeom;
+class AliESDEvent;
#include <TObjArray.h>
#include "AliITSRecPoint.h"
#include "AliITStrackMI.h"
+#include "AliITSPlaneEff.h"
+#include "AliPlaneEff.h"
#include "AliTracker.h"
//-------------------------------------------------------------------------
class AliITStrackerMI : public AliTracker {
public:
- AliITStrackerMI():AliTracker(){}
- AliITStrackerMI(const AliITSgeom *geom);
- ~AliITStrackerMI();
+ AliITStrackerMI();
+ AliITStrackerMI(const Char_t *geom);
+ virtual ~AliITStrackerMI();
AliCluster *GetCluster(Int_t index) const;
virtual Bool_t GetTrackPoint(Int_t index, AliTrackPoint& p) const;
+ virtual Bool_t GetTrackPointTrackingError(Int_t index,
+ AliTrackPoint& p, const AliESDtrack *t);
AliITSRecPoint *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(AliESD *event);
- Int_t PropagateBack(AliESD *event);
- Int_t RefitInward(AliESD *event);
- Bool_t RefitAt(Double_t x, AliITStrackMI *seed,
- const AliITStrackMI *t, Bool_t extra=kFALSE);
- Bool_t RefitAt(Double_t x, AliITStrackMI *seed, const Int_t *clindex);
+ Int_t Clusters2Tracks(AliESDEvent *event);
+ Int_t PropagateBack(AliESDEvent *event);
+ Int_t RefitInward(AliESDEvent *event);
+ Bool_t RefitAt(Double_t x, AliITStrackMI *track,
+ const AliITStrackMI *clusters, Bool_t extra=kFALSE, Bool_t planeeff=kFALSE);
+ Bool_t RefitAt(Double_t x, AliITStrackMI *track,
+ const Int_t *clusters, Bool_t extra=kFALSE, Bool_t planeeff=kFALSE);
void SetupFirstPass(Int_t *flags, Double_t *cuts=0);
void SetupSecondPass(Int_t *flags, Double_t *cuts=0);
void SetLastLayerToTrackTo(Int_t l=0) {fLastLayerToTrackTo=l;}
void SetLayersNotToSkip(Int_t *l);
void UseClusters(const AliKalmanTrack *t, Int_t from=0) const;
- void GetNTeor(Int_t layer, const AliITSRecPoint* cl, Float_t theta, Float_t phi, Float_t &ny, Float_t &nz);
- Int_t GetError(Int_t layer, const AliITSRecPoint*cl, Float_t theta, Float_t phi, Float_t expQ, Float_t &erry, Float_t &errz);
void GetDCASigma(AliITStrackMI* track, Float_t & sigmarfi, Float_t &sigmaz);
Double_t GetPredictedChi2MI(AliITStrackMI* track, const AliITSRecPoint *cluster,Int_t layer);
Int_t UpdateMI(AliITStrackMI* track, const AliITSRecPoint* cl,Double_t chi2,Int_t layer) const;
+ AliPlaneEff *GetPlaneEff() {return (AliPlaneEff*)fPlaneEff;} // return the pointer to AliPlaneEff
class AliITSdetector {
public:
- AliITSdetector(){}
- AliITSdetector(Double_t r,Double_t phi) {fR=r; fPhi=phi; fSinPhi = TMath::Sin(phi); fCosPhi = TMath::Cos(phi);
- fYmin=10000;fYmax=-1000; fZmin=10000;fZmax=-1000;}
+ AliITSdetector():fR(0),fPhi(0),fSinPhi(0),fCosPhi(0),fYmin(0),fYmax(0),fZmin(0),fZmax(0){}
+ AliITSdetector(Double_t r,Double_t phi):fR(r),fPhi(phi),fSinPhi(TMath::Sin(phi)),fCosPhi(TMath::Cos(phi)),fYmin(10000),fYmax(-1000),fZmin(10000),fZmax(-1000) {}
inline void GetGlobalXYZ( const AliITSRecPoint *cl, Double_t xyz[3]) const;
Double_t GetR() const {return fR;}
Double_t GetPhi() const {return fPhi;}
};
class AliITSlayer {
- friend class AliITStrackerMI;
public:
AliITSlayer();
AliITSlayer(Double_t r, Double_t p, Double_t z, Int_t nl, Int_t nd);
void SortClusters();
void ResetClusters();
void ResetWeights();
- void SelectClusters(Double_t zmi,Double_t zma,Double_t ymi,Double_t yma);
- const AliITSRecPoint *GetNextCluster(Int_t &ci);
+ void SelectClusters(Double_t zmin,Double_t zmax,Double_t ymin,Double_t ymax);
+ const AliITSRecPoint *GetNextCluster(Int_t &ci,Bool_t test=kFALSE);
void ResetRoad();
Double_t GetRoad() const {return fRoad;}
Double_t GetR() const {return fR;}
Int_t FindClusterIndex(Float_t z) const;
AliITSRecPoint *GetCluster(Int_t i) const {return i<fN? fClusters[i]:0;}
- Float_t *GetWeight(Int_t i) {return i<fN ?&fClusterWeight[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;
void SetSkip(Int_t skip){fSkip=skip;}
void IncAccepted(){fAccepted++;}
Int_t GetAccepted() const {return fAccepted;}
+ Int_t GetClusterTracks(Int_t i, Int_t j) const {return fClusterTracks[i][j];}
+ void SetClusterTracks(Int_t i, Int_t j, Int_t c) {fClusterTracks[i][j]=c;}
protected:
- AliITSlayer(const AliITSlayer& /*layer*/);
- AliITSlayer & operator=(const AliITSlayer& /*layer*/);
+ AliITSlayer(const AliITSlayer& layer);
+ AliITSlayer & operator=(const AliITSlayer& layer){
+ this->~AliITSlayer();new(this) AliITSlayer(layer);
+ return *this;}
Double_t fR; // mean radius of this layer
Double_t fPhiOffset; // offset of the first detector in Phi
Int_t fNladders; // number of ladders
Int_t fNdetectors; // detectors/ladder
AliITSdetector *fDetectors; // array of detectors
Int_t fN; // number of clusters
- AliITSRecPoint *fClusters[kMaxClusterPerLayer]; // pointers to clusters
- Int_t fClusterIndex[kMaxClusterPerLayer]; // pointers to clusters
- Float_t fY[kMaxClusterPerLayer]; // y position of the clusters
- Float_t fZ[kMaxClusterPerLayer]; // z position of the clusters
+ AliITSRecPoint *fClusters[AliITSRecoParam::fgkMaxClusterPerLayer]; // pointers to clusters
+ Int_t fClusterIndex[AliITSRecoParam::fgkMaxClusterPerLayer]; // pointers to clusters
+ Float_t fY[AliITSRecoParam::fgkMaxClusterPerLayer]; // y position of the clusters
+ Float_t fZ[AliITSRecoParam::fgkMaxClusterPerLayer]; // z position of the clusters
Float_t fYB[2]; // ymin and ymax
//
- AliITSRecPoint *fClusters5[6][kMaxClusterPerLayer5]; // pointers to clusters - slice in y
- Int_t fClusterIndex5[6][kMaxClusterPerLayer5]; // pointers to clusters - slice in y
- Float_t fY5[6][kMaxClusterPerLayer5]; // y position of the clusters slice in y
- Float_t fZ5[6][kMaxClusterPerLayer5]; // z position of the clusters slice in y
+ AliITSRecPoint *fClusters5[6][AliITSRecoParam::fgkMaxClusterPerLayer5]; // pointers to clusters - slice in y
+ Int_t fClusterIndex5[6][AliITSRecoParam::fgkMaxClusterPerLayer5]; // pointers to clusters - slice in y
+ Float_t fY5[6][AliITSRecoParam::fgkMaxClusterPerLayer5]; // y position of the clusters slice in y
+ Float_t fZ5[6][AliITSRecoParam::fgkMaxClusterPerLayer5]; // z position of the clusters slice in y
Int_t fN5[6]; // number of cluster in slice
Float_t fDy5; //delta y
Float_t fBy5[6][2]; //slice borders
//
- AliITSRecPoint *fClusters10[11][kMaxClusterPerLayer10]; // pointers to clusters - slice in y
- Int_t fClusterIndex10[11][kMaxClusterPerLayer10]; // pointers to clusters - slice in y
- Float_t fY10[11][kMaxClusterPerLayer10]; // y position of the clusters slice in y
- Float_t fZ10[11][kMaxClusterPerLayer10]; // z position of the clusters slice in y
+ AliITSRecPoint *fClusters10[11][AliITSRecoParam::fgkMaxClusterPerLayer10]; // pointers to clusters - slice in y
+ Int_t fClusterIndex10[11][AliITSRecoParam::fgkMaxClusterPerLayer10]; // pointers to clusters - slice in y
+ Float_t fY10[11][AliITSRecoParam::fgkMaxClusterPerLayer10]; // y position of the clusters slice in y
+ Float_t fZ10[11][AliITSRecoParam::fgkMaxClusterPerLayer10]; // z position of the clusters slice in y
Int_t fN10[11]; // number of cluster in slice
Float_t fDy10; // delta y
Float_t fBy10[11][2]; // slice borders
//
- AliITSRecPoint *fClusters20[21][kMaxClusterPerLayer20]; // pointers to clusters - slice in y
- Int_t fClusterIndex20[21][kMaxClusterPerLayer20]; // pointers to clusters - slice in y
- Float_t fY20[21][kMaxClusterPerLayer20]; // y position of the clusters slice in y
- Float_t fZ20[21][kMaxClusterPerLayer20]; // z position of the clusters slice in y
+ AliITSRecPoint *fClusters20[21][AliITSRecoParam::fgkMaxClusterPerLayer20]; // pointers to clusters - slice in y
+ Int_t fClusterIndex20[21][AliITSRecoParam::fgkMaxClusterPerLayer20]; // pointers to clusters - slice in y
+ Float_t fY20[21][AliITSRecoParam::fgkMaxClusterPerLayer20]; // y position of the clusters slice in y
+ Float_t fZ20[21][AliITSRecoParam::fgkMaxClusterPerLayer20]; // z position of the clusters slice in y
Int_t fN20[21]; // number of cluster in slice
Float_t fDy20; //delta y
Float_t fBy20[21][2]; //slice borders
Int_t fNcs; //number of clusters in current slice
Int_t fCurrentSlice; //current slice
//
- Float_t fClusterWeight[kMaxClusterPerLayer]; // probabilistic weight of the cluster
- Int_t fClusterTracks[4][kMaxClusterPerLayer]; //tracks registered to given cluster
+ Float_t fClusterWeight[AliITSRecoParam::fgkMaxClusterPerLayer]; // probabilistic weight of the cluster
+ Int_t fClusterTracks[4][AliITSRecoParam::fgkMaxClusterPerLayer]; //tracks registered to given cluster
Float_t fZmax; // edges
Float_t fYmin; // of the
Float_t fYmax; // "window"
protected:
Int_t GetNearestLayer(const Double_t *xr) const; //get nearest upper layer close to the point xr
- void FindV02(AliESD *event); //try to find V0
- void RefitV02(AliESD *event); //try to refit V0's
- void UpdateTPCV0(AliESD *event); //try to update, or reject TPC V0s
+ void FindV02(AliESDEvent *event); //try to find V0
+ void RefitV02(AliESDEvent *event); //try to refit V0's
+ void UpdateTPCV0(AliESDEvent *event); //try to update, or reject TPC V0s
void CookLabel(AliKalmanTrack *t,Float_t wrong) const;
void CookLabel(AliITStrackMI *t,Float_t wrong) const;
- Double_t GetEffectiveThickness(Double_t y, Double_t z) const;
+ Double_t GetEffectiveThickness();
void FollowProlongationTree(AliITStrackMI * otrack, Int_t esdindex, Bool_t constrain);
void ResetBestTrack() {
fBestTrack.~AliITStrackMI();
Double_t NormalizedChi2(AliITStrackMI * track, Int_t layer);
Double_t GetInterpolatedChi2(AliITStrackMI * forwardtrack, AliITStrackMI * backtrack);
Double_t GetMatchingChi2(AliITStrackMI * track1, AliITStrackMI * track2);
- Double_t GetDeadZoneProbability(Double_t zpos, Double_t zerr);
+ Double_t GetSPDDeadZoneProbability(Double_t zpos, Double_t zerr);
Float_t *GetWeight(Int_t index);
void AddTrackHypothesys(AliITStrackMI * track, Int_t esdindex);
Float_t GetNumberOfSharedClusters(AliITStrackMI* track,Int_t id, Int_t list[6], AliITSRecPoint *clist[6]);
Int_t GetOverlapTrack(AliITStrackMI *track, Int_t trackID, Int_t &shared, Int_t clusterlist[6], Int_t overlist[6]);
AliITStrackMI * GetBest2Tracks(Int_t trackID1, Int_t treackID2, Float_t th0, Float_t th1);
- Float_t * GetErrY(Int_t trackindex) const {return &fCoeficients[trackindex*48];}
- Float_t * GetErrZ(Int_t trackindex) const {return &fCoeficients[trackindex*48+12];}
- Float_t * GetNy(Int_t trackindex) const {return &fCoeficients[trackindex*48+24];}
- Float_t * GetNz(Int_t trackindex) const {return &fCoeficients[trackindex*48+36];}
+ Float_t * GetErrY(Int_t trackindex) const {return &fCoefficients[trackindex*48];}
+ Float_t * GetErrZ(Int_t trackindex) const {return &fCoefficients[trackindex*48+12];}
+ Float_t * GetNy(Int_t trackindex) const {return &fCoefficients[trackindex*48+24];}
+ Float_t * GetNz(Int_t trackindex) const {return &fCoefficients[trackindex*48+36];}
void SignDeltas( TObjArray *ClusterArray, Float_t zv);
- void MakeCoeficients(Int_t ntracks);
+ void MakeCoefficients(Int_t ntracks);
+ void BuildMaterialLUT(TString material);
+ void MakeTrksMaterialLUT(Int_t ntracks);
+ void DeleteTrksMaterialLUT();
+ Int_t CorrectForPipeMaterial(AliITStrackMI *t, TString direction="inward");
+ Int_t CorrectForShieldMaterial(AliITStrackMI *t, TString shield, TString direction="inward");
+ Int_t CorrectForLayerMaterial(AliITStrackMI *t, Int_t layerindex, Double_t oldGlobXYZ[3], TString direction="inward");
void UpdateESDtrack(AliITStrackMI* track, ULong_t flags) const;
+ Int_t CheckSkipLayer(AliITStrackMI *track,Int_t ilayer,Int_t idet) const;
+ Int_t CheckDeadZone(/*AliITStrackMI *track,*/Int_t ilayer,Int_t idet,Double_t zmin,Double_t zmax/*,Double_t ymin,Double_t ymax*/) const;
+ Bool_t LocalModuleCoord(Int_t ilayer,Int_t idet,AliITStrackMI *track,
+ Float_t &xloc,Float_t &zloc) const;
+// method to be used for Plane Efficiency evaluation
+ Bool_t IsOKForPlaneEff(AliITStrackMI* track, Int_t ilayer) const; // Check if a track is usable
+ // for Plane Eff evaluation
+ void UseTrackForPlaneEff(AliITStrackMI* track, Int_t ilayer); // Use this track for Plane Eff
+//
Int_t fI; // index of the current layer
- static AliITSlayer fgLayers[kMaxLayer];// ITS layers
- AliITStrackMI fTracks[kMaxLayer]; // track estimations at the ITS layers
+ static AliITSlayer fgLayers[AliITSgeomTGeo::kNLayers];// ITS layers
+ AliITStrackMI fTracks[AliITSgeomTGeo::kNLayers]; // track estimations at the ITS layers
AliITStrackMI fBestTrack; // "best" track
AliITStrackMI fTrackToFollow; // followed track
TObjArray fTrackHypothesys; // ! array with track hypothesys- ARRAY is the owner of tracks- MI
Int_t fPass; // current pass through the data
Int_t fConstraint[2]; // constraint flags
Bool_t fAfterV0; //indicates V0 founded
- Int_t fLayersNotToSkip[kMaxLayer]; // layer masks
+ Int_t fLayersNotToSkip[AliITSgeomTGeo::kNLayers]; // layer masks
Int_t fLastLayerToTrackTo; // the innermost layer to track to
- Float_t * fCoeficients; //! working array with errors and mean cluser shape
- AliESD * fEsd; //! pointer to the ESD event
- TTreeSRedirector *fDebugStreamer; //!debug streamer
+ Float_t * fCoefficients; //! working array with errors and mean cluster shape
+ AliESDEvent * fEsd; //! pointer to the ESD event
+ Double_t fSPDdetzcentre[4]; // centres of SPD modules in z
+ TString fTrackingPhase; // current tracking phase
+ Int_t fUseTGeo; // use TGeo to get material budget
+ Int_t fNtracks; // number of tracks to prolong
+ Float_t fxOverX0Pipe; // material budget
+ Float_t fxTimesRhoPipe; // material budget
+ Float_t fxOverX0Shield[2]; // material budget
+ Float_t fxTimesRhoShield[2]; // material budget
+ Float_t fxOverX0Layer[6]; // material budget
+ Float_t fxTimesRhoLayer[6]; // material budget
+ Float_t *fxOverX0PipeTrks; //! material budget
+ Float_t *fxTimesRhoPipeTrks; //! material budget
+ Float_t *fxOverX0ShieldTrks; //! material budget
+ Float_t *fxTimesRhoShieldTrks; //! material budget
+ Float_t *fxOverX0LayerTrks; //! material budget
+ Float_t *fxTimesRhoLayerTrks; //! material budget
+ TTreeSRedirector *fDebugStreamer; //!debug streamer
+ AliITSPlaneEff *fPlaneEff; //! Pointer to the ITS plane efficicency
private:
- AliITStrackerMI(const AliITStrackerMI &);
- AliITStrackerMI & operator=(const AliITStrackerMI &);
- ClassDef(AliITStrackerMI,2) //ITS tracker MI
+ AliITStrackerMI(const AliITStrackerMI &tracker);
+ AliITStrackerMI & operator=(const AliITStrackerMI &tracker);
+ ClassDef(AliITStrackerMI,4) //ITS tracker MI
};
//--------------------------------------------------------------------
//get normalize chi2
//--------------------------------------------------------------------
- track->fNormChi2[layer] = 2.*track->fNSkipped+0.25*track->fNDeadZone+track->fdEdxMismatch+track->GetChi2()/
+ track->SetNormChi2(layer,2.*track->GetNSkipped()+0.25*track->GetNDeadZone()+track->GetdEdxMismatch()+track->GetChi2()/
//track->fNormChi2[layer] = 2.*track->fNSkipped+0.25*track->fNDeadZone+track->fdEdxMismatch+track->fChi22/
- TMath::Max(double(track->GetNumberOfClusters()-track->fNSkipped),
- 1./(1.+track->fNSkipped));
- return track->fNormChi2[layer];
+ TMath::Max(double(track->GetNumberOfClusters()-track->GetNSkipped()),
+ 1./(1.+track->GetNSkipped())));
+ return track->GetNormChi2(layer);
}
inline void AliITStrackerMI::AliITSdetector::GetGlobalXYZ(const AliITSRecPoint *cl, Double_t xyz[3]) const
{