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115179c6 | 1 | #ifndef ALITOFTRACKERV2_H |
2 | #define ALITOFTRACKERV2_H | |
3 | ||
4 | /* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. * | |
5 | * See cxx source for full Copyright notice */ | |
6 | ||
7 | /* $Id: $ */ | |
8 | ||
9 | //------------------------------------------------------------------// | |
10 | // // | |
11 | // AliTOFtrackerV2 Class // | |
12 | // Task: Perform association of the ESD tracks to TOF Clusters // | |
13 | // and Update ESD track with associated TOF Cluster parameters // | |
14 | // // | |
15 | // -- Authors : A. De Caro (Centro Studi e Ricerche E.Fermi) // | |
16 | // -- Contacts: Annalisa.De.Caro@cern.ch // | |
17 | // // | |
18 | //------------------------------------------------------------------// | |
19 | ||
20 | #include "AliTracker.h" | |
dc35cb26 | 21 | #include "AliTOFcluster.h" |
22 | #include "AliESDTOFCluster.h" | |
115179c6 | 23 | |
24 | class TClonesArray; | |
25 | class TObjArray; | |
26 | ||
27 | class AliESDEvent; | |
28 | class AliESDpid; | |
115179c6 | 29 | class AliTOFRecoParam; |
115179c6 | 30 | |
31 | class AliTOFtrackerV2 : public AliTracker { | |
32 | ||
33 | public: | |
34 | ||
35 | AliTOFtrackerV2(); | |
36 | ||
37 | virtual ~AliTOFtrackerV2(); | |
38 | virtual void GetPidSettings(AliESDpid *esdPID); | |
39 | virtual Int_t Clusters2Tracks(AliESDEvent* /*event*/) {return -1;}; | |
40 | virtual Int_t PropagateBack(AliESDEvent * const event); | |
41 | virtual Int_t RefitInward(AliESDEvent* /*event*/) {return -1;}; | |
42 | virtual Int_t LoadClusters(TTree * cTree); // Load Clusters | |
43 | virtual void UnloadClusters();// UnLoad Clusters | |
115179c6 | 44 | Bool_t GetTrackPoint(Int_t index, AliTrackPoint& p) const; |
45 | Int_t GetNumberOfMatchedTOFtracks() const {return fnmatch;} | |
dc35cb26 | 46 | virtual AliCluster *GetCluster(Int_t index) const |
47 | {//Int_t index = fWrittenInPos[indexOr]; // indexOr should refer to the clusters written in ESD | |
48 | if (index==-1 || index >= fN) return NULL; | |
49 | return (AliCluster *) &(fClusters[index]);}; | |
115179c6 | 50 | |
51 | private: | |
dc35cb26 | 52 | void Clusterize(); |
53 | void MergeClusters(Int_t i,Int_t j); | |
115179c6 | 54 | |
55 | enum {kMaxCluster=77777}; //maximal number of the TOF clusters | |
56 | ||
57 | AliTOFtrackerV2(const AliTOFtrackerV2 &t); //Copy Ctor | |
58 | AliTOFtrackerV2& operator=(const AliTOFtrackerV2 &source); // ass. op. | |
59 | ||
60 | Int_t FindClusterIndex(Double_t z) const; // Returns cluster index | |
61 | void MatchTracks(); // Matching Algorithm | |
62 | void CollectESD(); // Select starting Set for Matching | |
63 | Float_t CorrectTimeWalk(Float_t dist,Float_t tof) const; // Time Walk correction | |
64 | ||
65 | const AliTOFRecoParam* fkRecoParam; // Pointer to TOF Recon. Pars | |
115179c6 | 66 | |
67 | Int_t fN; // Number of Clusters | |
68 | Int_t fNseeds; // Number of track seeds | |
69 | Int_t fNseedsTOF; // TPC BP tracks | |
70 | Int_t fnunmatch; // Unmatched tracks | |
71 | Int_t fnmatch; // Total matched tracks | |
72 | ||
115179c6 | 73 | TObjArray* fSeeds; //! pointer to the TObjArray with ESD tracks |
dc35cb26 | 74 | AliTOFcluster *fClusters[kMaxCluster]; //! pointers to the TOF cluster |
75 | TClonesArray *fClustersESD; //! base line for ESD clusters | |
76 | TClonesArray *fHitsESD; //! filter list of TOF hits for ESD | |
77 | Int_t fWrittenInPos[kMaxCluster]; //! the position where the cluster is already written | |
78 | ||
79 | AliESDEvent *fEvent; //! pointer to the event | |
115179c6 | 80 | |
986d445d | 81 | Int_t fNsteps; //! number of propagation steps |
82 | Double_t *fTimesAr[AliPID::kSPECIESC]; //! array to compute expected times for each propagation step | |
83 | Float_t *fTrackPos[4]; //! array to compute pos for each propation step | |
84 | ||
dc35cb26 | 85 | ClassDef(AliTOFtrackerV2, 2) // TOF tracker |
115179c6 | 86 | }; |
87 | ||
88 | #endif |