3 /* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
4 * See cxx source for full Copyright notice */
7 // Revision of includes 07/05/2004
10 ///////////////////////////////////////////////////
11 // Reconstructed track in ALICE dimuon spectrometer
12 ///////////////////////////////////////////////////
14 #include <TClonesArray.h>
16 #include "AliMUONTrackParam.h" // object belongs to the class
18 //const Int_t kMaxTrackingChamber=10;
23 class AliMUONEventReconstructor;
24 class AliMUONHitForRec;
27 class AliMUONTrack : public TObject
30 AliMUONTrack(); // Default constructor
31 virtual ~AliMUONTrack(); // Destructor
32 AliMUONTrack (const AliMUONTrack& AliMUONTrack); // copy constructor
33 AliMUONTrack& operator=(const AliMUONTrack& AliMUONTrack); // assignment operator
35 AliMUONTrack(AliMUONSegment* BegSegment, AliMUONSegment* EndSegment, AliMUONEventReconstructor* EventReconstructor); // Constructor from two Segment's
36 AliMUONTrack(AliMUONSegment* Segment, AliMUONHitForRec* HitForRec, AliMUONEventReconstructor* EventReconstructor); // Constructor from one Segment and one HitForRec
39 AliMUONEventReconstructor* GetEventReconstructor(void) const {return fEventReconstructor;}
40 AliMUONTrackParam* GetTrackParamAtVertex(void) {return &fTrackParamAtVertex;}
41 void SetTrackParamAtVertex(void); // Set track parameters at vertex from last stations 4 & 5
42 void SetTrackParamAtVertex(AliMUONTrackParam* TrackParam) {fTrackParamAtVertex = *TrackParam;}
43 TClonesArray *GetTrackParamAtHit(void) const {return fTrackParamAtHit;}
44 void AddTrackParamAtHit(const AliMUONTrackParam *trackParam)
45 {new ((*fTrackParamAtHit)[fTrackParamAtHit->GetEntriesFast()]) AliMUONTrackParam(*trackParam);}
47 TObjArray* GetTrackHitsPtr(void) const {return fTrackHitsPtr;}
48 Int_t GetNTrackHits(void) const {return fNTrackHits;}
49 Int_t GetFitMCS(void) const {return fFitMCS;}
50 Int_t GetFitNParam(void) const {return fFitNParam;}
51 Int_t GetFitStart(void) const {return fFitStart;}
52 Double_t GetFitFMin(void) const {return fFitFMin;}
53 Bool_t GetMatchTrigger(void) const {return fMatchTrigger;}
54 Double_t GetChi2MatchTrigger(void) const {return fChi2MatchTrigger;}
55 void SetFitMCS(Int_t FitMCS);
56 void SetFitNParam(Int_t FitNParam);
57 void SetFitStart(Int_t FitStart);
59 AliMUONTrackParam* GetTrackParamAtFirstHit(void) const;
61 void RecursiveDump(void) const; // Recursive dump (with track hits)
63 void AddSegment(AliMUONSegment* Segment); // Add Segment
64 void AddHitForRec(AliMUONHitForRec* HitForRec); // Add HitForRec
65 void SetTrackParamAtHit(Int_t indexHit, AliMUONTrackParam *TrackParam) const;
66 Int_t HitsInCommon(AliMUONTrack* Track) const;
67 void MatchTriggerTrack(TClonesArray* TriggerTrackArray);
69 static TVirtualFitter* Fitter(void) {return fgFitter;}
73 static TVirtualFitter* fgFitter; //! Pointer to track fitter
74 AliMUONEventReconstructor* fEventReconstructor; //! Pointer to EventReconstructor
75 AliMUONTrackParam fTrackParamAtVertex; // Track parameters at vertex
76 TClonesArray *fTrackParamAtHit; // Track parameters at hit
77 TObjArray *fTrackHitsPtr; //! Pointer to array of pointers to TrackHit's
78 Int_t fNTrackHits; // Number of TrackHit's
79 Int_t fFitMCS; // 0(1) for fit without(with) multiple Coulomb scattering
80 Int_t fFitNParam; // 3(5) for fit with 3(5) parameters
81 Int_t fFitStart; // 0 or 1 for fit starting from parameters at vertex (0) or at first TrackHit(1)
82 Double_t fFitFMin; // minimum value of the function minimized by the fit
83 Bool_t fMatchTrigger; // 1 if track matches with trigger track, 0 if not
84 Double_t fChi2MatchTrigger; // chi2 of trigger/track matching
86 ClassDef(AliMUONTrack, 2) // Reconstructed track in ALICE dimuon spectrometer