#include "AliMUONTrackParam.h" // object belongs to the class
#include <TClonesArray.h>
-class AliMUONHitForRec;
+class AliMUONVCluster;
class AliMUONObjectPair;
class AliMUONTrack : public TObject
AliMUONTrack (const AliMUONTrack& track); // copy constructor
AliMUONTrack& operator=(const AliMUONTrack& track); // assignment operator
-
- /// return pointeur to track parameters at vertex
- AliMUONTrackParam* GetTrackParamAtVertex() {return &fTrackParamAtVertex;}
- /// set track parameters at vertex
- void SetTrackParamAtVertex(const AliMUONTrackParam* trackParam) {fTrackParamAtVertex = *trackParam;}
-
- /// return array of track parameters at hit
- TClonesArray* GetTrackParamAtHit() const {return fTrackParamAtHit;}
- /// reset array of track parameters at hit
- void ResetTrackParamAtHit() { fTrackParamAtHit->Delete(); }
- void AddTrackParamAtHit(const AliMUONTrackParam *trackParam, AliMUONHitForRec *hitForRec);
- void RemoveTrackParamAtHit(AliMUONTrackParam *trackParam);
- void UpdateTrackParamAtHit();
- void UpdateCovTrackParamAtHit();
-
- /// return array of hitForRec at hit
- TClonesArray* GetHitForRecAtHit() const {return fHitForRecAtHit;}
- /// reset array of hitForRec at hit
- void ResetHitForRecAtHit() { fHitForRecAtHit->Delete(); }
- void AddHitForRecAtHit(const AliMUONHitForRec *hitForRec);
-
- /// return the number of hits attached to the track
- Int_t GetNTrackHits() const {return fNTrackHits;}
- /// set the number of hits attached to the track
- void SetNTrackHits(Int_t nTrackHits) {fNTrackHits = nTrackHits;}
-
- /// return kTrue if the vertex must be used to constrain the fit, kFalse if not
- Bool_t GetFitWithVertex() const {return fFitWithVertex;}
- /// set the flag telling whether the vertex must be used to constrain the fit or not
- void SetFitWithVertex(Bool_t fitWithVertex) { fFitWithVertex = fitWithVertex; }
- /// return the vertex used during the tracking procedure
- AliMUONHitForRec* GetVertex() const {return fVertex;}
- void SetVertex(const AliMUONHitForRec* vertex);
-
- /// return kTrue if the multiple scattering must be accounted for in the fit, kFalse if not
- Bool_t GetFitWithMCS() const {return fFitWithMCS;}
- /// set the flag telling whether the multiple scattering must be accounted for in the fit or not
- void SetFitWithMCS(Bool_t fitWithMCS) {fFitWithMCS = fitWithMCS;}
-
- Bool_t ComputeHitWeights(TMatrixD* mcsCovariances = 0);
- Bool_t ComputeLocalChi2(Bool_t accountForMCS);
- Double_t ComputeGlobalChi2(Bool_t accountForMCS);
-
- /// return the minimum value of the function minimized by the fit
- Double_t GetFitFMin() const {return fGlobalChi2;}
- /// set the minimum value of the function minimized by the fit
- void SetFitFMin(Double_t chi2) { fGlobalChi2 = chi2;}
-
- /// return kTRUE if the track has been improved
- Bool_t IsImproved() const {return fImproved;}
- /// set the flag telling whether the track has been improved or not
- void SetImproved(Bool_t improved) { fImproved = improved;}
-
- /// return 1,2,3 if track matches with trigger track, 0 if not
- Int_t GetMatchTrigger(void) const {return fMatchTrigger;}
+ TClonesArray* GetTrackParamAtCluster() const;
+ void AddTrackParamAtCluster(const AliMUONTrackParam &trackParam, AliMUONVCluster &cluster, Bool_t copy = kFALSE);
+ void RemoveTrackParamAtCluster(AliMUONTrackParam *trackParam);
+ void UpdateTrackParamAtCluster();
+ void UpdateCovTrackParamAtCluster();
+
+ Bool_t IsValid();
+
+ void TagRemovableClusters();
+
+ /// return the number of clusters attached to the track
+ Int_t GetNClusters() const {return fTrackParamAtCluster ? fTrackParamAtCluster->GetEntriesFast() : 0;}
+
+ /// return kTrue if the vertex must be used to constrain the fit, kFalse if not
+ Bool_t FitWithVertex() const {return fFitWithVertex;}
+ /// set the flag telling whether the vertex must be used to constrain the fit or not
+ void FitWithVertex(Bool_t fitWithVertex) { fFitWithVertex = fitWithVertex; }
+ /// return the vertex resolution square used during the tracking procedure
+ void GetVertexErrXY2(Double_t &nonBendingErr2, Double_t &bendingErr2) const
+ { nonBendingErr2 = fVertexErrXY2[0]; bendingErr2 = fVertexErrXY2[1]; }
+ /// set the vertex resolution square used during the tracking procedure
+ void SetVertexErrXY2(Double_t nonBendingErr2, Double_t bendingErr2)
+ { fVertexErrXY2[0] = nonBendingErr2; fVertexErrXY2[1] = bendingErr2; }
+
+ /// return kTrue if the multiple scattering must be accounted for in the fit, kFalse if not
+ Bool_t FitWithMCS() const {return fFitWithMCS;}
+ /// set the flag telling whether the multiple scattering must be accounted for in the fit or not
+ void FitWithMCS(Bool_t fitWithMCS) {fFitWithMCS = fitWithMCS;}
+
+ Bool_t ComputeClusterWeights(TMatrixD* mcsCovariances = 0);
+ Bool_t ComputeLocalChi2(Bool_t accountForMCS);
+ Double_t ComputeGlobalChi2(Bool_t accountForMCS);
+
+ /// return the minimum value of the function minimized by the fit
+ Double_t GetGlobalChi2() const {return fGlobalChi2;}
+ /// set the minimum value of the function minimized by the fit
+ void SetGlobalChi2(Double_t chi2) { fGlobalChi2 = chi2;}
+
+ /// return kTRUE if the track has been improved
+ Bool_t IsImproved() const {return fImproved;}
+ /// set the flag telling whether the track has been improved or not
+ void SetImproved(Bool_t improved) { fImproved = improved;}
+
+ /// return 1,2,3 if track matches with trigger track, 0 if not
+ Int_t GetMatchTrigger(void) const {return fMatchTrigger;}
/// returns the local trigger number corresponding to the trigger track
- Int_t GetLoTrgNum(void) const {return floTrgNum;}
- /// set the flag telling whether track matches with trigger track or not
- void SetMatchTrigger(Int_t matchTrigger) {fMatchTrigger = matchTrigger;}
- /// set the local trigger number corresponding to the trigger track
- void SetLoTrgNum(Int_t loTrgNum) {floTrgNum = loTrgNum;}
- /// return the chi2 of trigger/track matching
- Double_t GetChi2MatchTrigger(void) const {return fChi2MatchTrigger;}
- /// set the chi2 of trigger/track matching
- void SetChi2MatchTrigger(Double_t chi2MatchTrigger) {fChi2MatchTrigger = chi2MatchTrigger;}
+ Int_t GetLoTrgNum(void) const {return floTrgNum;}
+ /// set the flag telling whether track matches with trigger track or not
+ void SetMatchTrigger(Int_t matchTrigger) {fMatchTrigger = matchTrigger;}
+ /// set the local trigger number corresponding to the trigger track
+ void SetLoTrgNum(Int_t loTrgNum) {floTrgNum = loTrgNum;}
+ /// return the chi2 of trigger/track matching
+ Double_t GetChi2MatchTrigger(void) const {return fChi2MatchTrigger;}
+ /// set the chi2 of trigger/track matching
+ void SetChi2MatchTrigger(Double_t chi2MatchTrigger) {fChi2MatchTrigger = chi2MatchTrigger;}
- Int_t HitsInCommon(AliMUONTrack* track) const;
+ Int_t ClustersInCommon(AliMUONTrack* track) const;
- Double_t GetNormalizedChi2() const;
+ Double_t GetNormalizedChi2() const;
- Bool_t* CompatibleTrack(AliMUONTrack* track, Double_t sigma2Cut) const; // return array of compatible chamber
+ Bool_t* CompatibleTrack(AliMUONTrack* track, Double_t sigma2Cut) const; // return array of compatible chamber
- /// return track number in TrackRefs
- Int_t GetTrackID() const {return fTrackID;}
- /// set track number in TrackRefs
- void SetTrackID(Int_t trackID) {fTrackID = trackID;}
+ /// return track number in TrackRefs
+ Int_t GetTrackID() const {return fTrackID;}
+ /// set track number in TrackRefs
+ void SetTrackID(Int_t trackID) {fTrackID = trackID;}
+
+ /// return pointer to track parameters at vertex (can be 0x0)
+ AliMUONTrackParam* GetTrackParamAtVertex() {return fTrackParamAtVertex;}
+ void SetTrackParamAtVertex(const AliMUONTrackParam* trackParam);
- /// set word telling which trigger chambers where hit by track
- UShort_t GetHitsPatternInTrigCh() const {return fHitsPatternInTrigCh;}
- /// set word telling which trigger chambers where hit by track
- void SetHitsPatternInTrigCh(UShort_t hitsPatternInTrigCh) {fHitsPatternInTrigCh = hitsPatternInTrigCh;}
+ /// set word telling which trigger chambers where hit by track
+ UShort_t GetHitsPatternInTrigCh() const {return fHitsPatternInTrigCh;}
+ /// set word telling which trigger chambers where hit by track
+ void SetHitsPatternInTrigCh(UShort_t hitsPatternInTrigCh) {fHitsPatternInTrigCh = hitsPatternInTrigCh;}
/// set local trigger information for the matched trigger track
- void SetLocalTrigger(Int_t loCirc, Int_t loStripX, Int_t loStripY, Int_t loDev, Int_t loLpt, Int_t loHpt);
+ void SetLocalTrigger(Int_t loCirc, Int_t loStripX, Int_t loStripY, Int_t loDev, Int_t loLpt, Int_t loHpt);
/// return local trigger information for the matched trigger track
- Int_t GetLocalTrigger(void) const { return fLocalTrigger; }
+ Int_t GetLocalTrigger(void) const { return fLocalTrigger; }
/// number of triggering circuit
Int_t LoCircuit(void) const { return fLocalTrigger & 0xFF; }
/// x-strip local trigger
/// high pt decision local trigger
Int_t LoHpt(void) const { return fLocalTrigger >> 24 & 0x03; }
- void RecursiveDump(void) const; // Recursive dump (with track hits)
+ void RecursiveDump(void) const; // Recursive dump (with associated clusters)
- virtual void Print(Option_t* opt="") const;
+ virtual void Print(Option_t* opt="") const;
virtual void Clear(Option_t* opt="");
private:
- AliMUONTrackParam fTrackParamAtVertex; //!< Track parameters at vertex
- TClonesArray *fTrackParamAtHit; ///< Track parameters at hit
- TClonesArray *fHitForRecAtHit; ///< Cluster parameters at hit
- Int_t fNTrackHits; ///< Number of hits attached to the track
+ mutable TClonesArray* fTrackParamAtCluster; ///< Track parameters at cluster
- Bool_t fFitWithVertex; //!< kTRUE if using the vertex to constrain the fit, kFALSE if not
- AliMUONHitForRec *fVertex; //!< Vertex used during the tracking procedure if required
+ Bool_t fFitWithVertex; //!< kTRUE if using the vertex to constrain the fit, kFALSE if not
+ Double_t fVertexErrXY2[2]; //!< Vertex resolution square used during the tracking procedure if required
Bool_t fFitWithMCS; //!< kTRUE if accounting for multiple scattering in the fit, kFALSE if not
- TMatrixD* fHitWeightsNonBending; //!< weights matrix, in non bending direction, of hits attached to the track
- //!< (accounting for multiple scattering and hits resolution)
- TMatrixD* fHitWeightsBending; //!< weights matrix, in bending direction, of hits attached to the track
- //!< (accounting for multiple scattering and hits resolution)
+ TMatrixD* fClusterWeightsNonBending; //!< weights matrix, in non bending direction, of clusters attached to the track
+ //!< (accounting for multiple scattering and cluster resolution)
+ TMatrixD* fClusterWeightsBending; //!< weights matrix, in bending direction, of clusters attached to the track
+ //!< (accounting for multiple scattering and cluster resolution)
Double_t fGlobalChi2; ///< Global chi2 of the track
Double_t fChi2MatchTrigger; ///< chi2 of trigger/track matching
Int_t fTrackID; ///< track ID = track number in TrackRefs
+
+ AliMUONTrackParam* fTrackParamAtVertex; //!< Track parameters at vertex
+
UShort_t fHitsPatternInTrigCh; ///< Word containing info on the hits left in trigger chambers
Int_t fLocalTrigger; ///< packed local trigger information
// methods
- Bool_t ComputeHitWeights(TMatrixD& hitWeightsNB, TMatrixD& hitWeightsB, TMatrixD* mcsCovariances = 0, AliMUONHitForRec* discardedHit = 0) const;
+ Bool_t ComputeClusterWeights(TMatrixD& clusterWeightsNB, TMatrixD& clusterWeightsB,
+ TMatrixD* mcsCovariances = 0, AliMUONVCluster* discardedCluster = 0) const;
void ComputeMCSCovariances(TMatrixD& mcsCovariances) const;
- ClassDef(AliMUONTrack, 7) // Reconstructed track in ALICE dimuon spectrometer
+ ClassDef(AliMUONTrack, 8) // Reconstructed track in ALICE dimuon spectrometer
};
#endif
git://git.uio.no / u / mrichter / AliRoot.git / blobdiff