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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; | |
c630aafd | 18 | class TTree; |
19 | class AliESD; | |
be9c5115 | 20 | |
1d5fc4ea | 21 | class AliTracker : public TObject { |
9c9d2487 | 22 | |
23 | ||
be9c5115 | 24 | public: |
9c9d2487 | 25 | |
26 | enum {kTrackInward, kTrackBack, kTrackRefit} Propagation_t; | |
27 | ||
28 | AliTracker() { fX=fY=fZ=0.; fSigmaX=fSigmaY=fSigmaZ=0.; fEventN=0; fStoreBarrel = 1;} | |
be9c5115 | 29 | virtual ~AliTracker(){} |
c630aafd | 30 | virtual Int_t Clusters2Tracks(AliESD *event)=0; |
31 | virtual Int_t PropagateBack(AliESD *event)=0; | |
32 | virtual Int_t RefitInward(AliESD *event)=0; | |
1d5fc4ea | 33 | void SetVertex(const Double_t *xyz, const Double_t *ers=0) { |
34 | fX=xyz[0]; fY=xyz[1]; fZ=xyz[2]; | |
35 | if (ers) { fSigmaX=ers[0]; fSigmaY=ers[1]; fSigmaZ=ers[2]; } | |
36 | } | |
61ab8ea8 | 37 | void SetEventNumber(Int_t ev) { fEventN=ev; } |
be9c5115 | 38 | |
9c9d2487 | 39 | |
40 | ||
be9c5115 | 41 | //protected: |
c630aafd | 42 | virtual Int_t LoadClusters(TTree *)=0; |
e24ea474 | 43 | virtual void UnloadClusters()=0; |
be9c5115 | 44 | virtual AliCluster *GetCluster(Int_t index) const=0; |
45 | virtual void UseClusters(const AliKalmanTrack *t, Int_t from=0) const; | |
46 | virtual void CookLabel(AliKalmanTrack *t,Float_t wrong) const; | |
7f6ddf58 | 47 | Double_t GetX() const {return fX;} |
48 | Double_t GetY() const {return fY;} | |
49 | Double_t GetZ() const {return fZ;} | |
1d5fc4ea | 50 | Double_t GetSigmaX() const {return fSigmaX;} |
51 | Double_t GetSigmaY() const {return fSigmaY;} | |
52 | Double_t GetSigmaZ() const {return fSigmaZ;} | |
61ab8ea8 | 53 | Int_t GetEventNumber() const {return fEventN;} |
7f6ddf58 | 54 | |
e24ea474 | 55 | static Int_t SetFieldFactor(const char* fileName, Bool_t closeFile = kTRUE); |
41377c29 | 56 | static Int_t SetFieldFactor(TFile* file, Bool_t deletegAlice = kTRUE); |
57 | static Int_t SetFieldFactor(); | |
58 | ||
9c9d2487 | 59 | Int_t IsStoringBarrel() const {return fStoreBarrel;} |
60 | void SetStoreBarrel(Int_t s) {fStoreBarrel = s;} | |
61 | ||
7f6ddf58 | 62 | private: |
61ab8ea8 | 63 | Int_t fEventN;//event number |
64 | ||
9c9d2487 | 65 | Int_t fStoreBarrel; |
66 | ||
61ab8ea8 | 67 | Double_t fX; //X-coordinate of the primary vertex |
68 | Double_t fY; //Y-coordinate of the primary vertex | |
69 | Double_t fZ; //Z-coordinate of the primary vertex | |
be9c5115 | 70 | |
1d5fc4ea | 71 | Double_t fSigmaX; // error of the primary vertex position in X |
72 | Double_t fSigmaY; // error of the primary vertex position in Y | |
73 | Double_t fSigmaZ; // error of the primary vertex position in Z | |
74 | ||
be9c5115 | 75 | ClassDef(AliTracker,1) //abstract tracker |
76 | }; | |
77 | ||
78 | #endif | |
79 | ||
80 |