3 /* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
4 * See cxx source for full Copyright notice */
8 //-------------------------------------------------------------------------
10 // that is the base for AliTPCtracker, AliITStrackerV2 and AliTRDtracker
11 // Origin: Iouri Belikov, CERN, Jouri.Belikov@cern.ch
12 //-------------------------------------------------------------------------
22 class AliTracker : public TObject {
25 enum {kTrackInward, kTrackBack, kTrackRefit} Propagation_t; //type of propagation
28 AliTracker(const AliTracker &atr): TObject(atr)
29 {Fatal("Copy ctor","Not Implemented!\n");}
30 AliTracker & operator=(const AliTracker &)
31 {Fatal("= op","Not Implemented\n");return *this;}
32 virtual ~AliTracker(){}
33 virtual Int_t Clusters2Tracks(AliESD *event)=0;
34 virtual Int_t PropagateBack(AliESD *event)=0;
35 virtual Int_t RefitInward(AliESD *event)=0;
36 void SetVertex(const Double_t *xyz, const Double_t *ers=0) {
37 fX=xyz[0]; fY=xyz[1]; fZ=xyz[2];
38 if (ers) { fSigmaX=ers[0]; fSigmaY=ers[1]; fSigmaZ=ers[2]; }
40 void SetEventNumber(Int_t ev) { fEventN=ev; }
43 virtual Int_t LoadClusters(TTree *)=0;
44 virtual void UnloadClusters()=0;
45 virtual AliCluster *GetCluster(Int_t index) const=0;
46 virtual void UseClusters(const AliKalmanTrack *t, Int_t from=0) const;
47 virtual void CookLabel(AliKalmanTrack *t,Float_t wrong) const;
48 Double_t GetX() const {return fX;}
49 Double_t GetY() const {return fY;}
50 Double_t GetZ() const {return fZ;}
51 Double_t GetSigmaX() const {return fSigmaX;}
52 Double_t GetSigmaY() const {return fSigmaY;}
53 Double_t GetSigmaZ() const {return fSigmaZ;}
54 Int_t GetEventNumber() const {return fEventN;}
56 static void SetFieldMap(const AliMagF* map);
57 static const AliMagF *GetFieldMap() {return fgkFieldMap;}
59 Int_t IsStoringBarrel() const {return fStoreBarrel;}
60 void SetStoreBarrel(Int_t s) {fStoreBarrel = s;}
63 static const AliMagF *fgkFieldMap; //field map
64 Int_t fEventN;//event number
66 Int_t fStoreBarrel; //Store Barrel information
68 Double_t fX; //X-coordinate of the primary vertex
69 Double_t fY; //Y-coordinate of the primary vertex
70 Double_t fZ; //Z-coordinate of the primary vertex
72 Double_t fSigmaX; // error of the primary vertex position in X
73 Double_t fSigmaY; // error of the primary vertex position in Y
74 Double_t fSigmaZ; // error of the primary vertex position in Z
76 ClassDef(AliTracker,1) //abstract tracker