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be9c5115 | 1 | #ifndef ALITRACKER_H |
2 | #define ALITRACKER_H | |
3 | /* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. * | |
4 | * See cxx source for full Copyright notice */ | |
5 | ||
fb17acd4 | 6 | /* $Id$ */ |
7 | ||
be9c5115 | 8 | //------------------------------------------------------------------------- |
9 | // class AliTracker | |
41377c29 | 10 | // that is the base for AliTPCtracker, AliITStrackerV2 and AliTRDtracker |
be9c5115 | 11 | // Origin: Iouri Belikov, CERN, Jouri.Belikov@cern.ch |
12 | //------------------------------------------------------------------------- | |
1d5fc4ea | 13 | #include <TObject.h> |
be9c5115 | 14 | |
15 | class AliKalmanTrack; | |
16 | class AliCluster; | |
17 | class TFile; | |
88cb7938 | 18 | class AliRunLoader; |
be9c5115 | 19 | |
1d5fc4ea | 20 | class AliTracker : public TObject { |
9c9d2487 | 21 | |
22 | ||
be9c5115 | 23 | public: |
9c9d2487 | 24 | |
25 | enum {kTrackInward, kTrackBack, kTrackRefit} Propagation_t; | |
26 | ||
27 | AliTracker() { fX=fY=fZ=0.; fSigmaX=fSigmaY=fSigmaZ=0.; fEventN=0; fStoreBarrel = 1;} | |
be9c5115 | 28 | virtual ~AliTracker(){} |
88cb7938 | 29 | virtual Int_t Clusters2Tracks()=0; |
30 | virtual Int_t PropagateBack()=0; | |
1d5fc4ea | 31 | void SetVertex(const Double_t *xyz, const Double_t *ers=0) { |
32 | fX=xyz[0]; fY=xyz[1]; fZ=xyz[2]; | |
33 | if (ers) { fSigmaX=ers[0]; fSigmaY=ers[1]; fSigmaZ=ers[2]; } | |
34 | } | |
61ab8ea8 | 35 | void SetEventNumber(Int_t ev) { fEventN=ev; } |
be9c5115 | 36 | |
9c9d2487 | 37 | |
38 | ||
be9c5115 | 39 | //protected: |
e24ea474 | 40 | virtual Int_t LoadClusters()=0; |
41 | virtual void UnloadClusters()=0; | |
be9c5115 | 42 | virtual AliCluster *GetCluster(Int_t index) const=0; |
43 | virtual void UseClusters(const AliKalmanTrack *t, Int_t from=0) const; | |
44 | virtual void CookLabel(AliKalmanTrack *t,Float_t wrong) const; | |
7f6ddf58 | 45 | Double_t GetX() const {return fX;} |
46 | Double_t GetY() const {return fY;} | |
47 | Double_t GetZ() const {return fZ;} | |
1d5fc4ea | 48 | Double_t GetSigmaX() const {return fSigmaX;} |
49 | Double_t GetSigmaY() const {return fSigmaY;} | |
50 | Double_t GetSigmaZ() const {return fSigmaZ;} | |
61ab8ea8 | 51 | Int_t GetEventNumber() const {return fEventN;} |
7f6ddf58 | 52 | |
e24ea474 | 53 | static Int_t SetFieldFactor(const char* fileName, Bool_t closeFile = kTRUE); |
41377c29 | 54 | static Int_t SetFieldFactor(TFile* file, Bool_t deletegAlice = kTRUE); |
55 | static Int_t SetFieldFactor(); | |
56 | ||
9c9d2487 | 57 | Int_t IsStoringBarrel() const {return fStoreBarrel;} |
58 | void SetStoreBarrel(Int_t s) {fStoreBarrel = s;} | |
59 | ||
7f6ddf58 | 60 | private: |
61ab8ea8 | 61 | Int_t fEventN;//event number |
62 | ||
9c9d2487 | 63 | Int_t fStoreBarrel; |
64 | ||
61ab8ea8 | 65 | Double_t fX; //X-coordinate of the primary vertex |
66 | Double_t fY; //Y-coordinate of the primary vertex | |
67 | Double_t fZ; //Z-coordinate of the primary vertex | |
be9c5115 | 68 | |
1d5fc4ea | 69 | Double_t fSigmaX; // error of the primary vertex position in X |
70 | Double_t fSigmaY; // error of the primary vertex position in Y | |
71 | Double_t fSigmaZ; // error of the primary vertex position in Z | |
72 | ||
be9c5115 | 73 | ClassDef(AliTracker,1) //abstract tracker |
74 | }; | |
75 | ||
76 | #endif | |
77 | ||
78 |