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1 | #ifndef ALIMUONVTRACKRECONSTRUCTOR_H | |
2 | #define ALIMUONVTRACKRECONSTRUCTOR_H | |
3 | /* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. * | |
4 | * See cxx source for full Copyright notice */ | |
5 | ||
6 | /* $Id$ */ | |
7 | ||
8 | /// \ingroup rec | |
9 | /// \class AliMUONVTrackReconstructor | |
10 | /// \brief Virtual class for the MUON track reconstruction | |
11 | /// | |
12 | // Author: Philippe Pillot | |
13 | ||
14 | #include <TObject.h> | |
15 | ||
16 | class AliMUONTrack; | |
17 | class AliMUONTrackParam; | |
18 | class AliMUONVCluster; | |
19 | class AliMUONTriggerTrack; | |
20 | class AliMUONTrackHitPattern; | |
21 | class AliMUONVClusterServer; | |
22 | class AliMUONVClusterStore; | |
23 | class AliMUONVTrackStore; | |
24 | class AliMUONVTriggerTrackStore; | |
25 | class AliMUONVTriggerStore; | |
26 | class AliMUONGeometryTransformer; | |
27 | class AliMUONDigitMaker; | |
28 | class AliMUONTriggerCircuit; | |
29 | class TClonesArray; | |
30 | class AliMUONRecoParam; | |
31 | class AliMUONLocalTrigger; | |
32 | ||
33 | class AliMUONVTrackReconstructor : public TObject { | |
34 | ||
35 | public: | |
36 | AliMUONVTrackReconstructor(const AliMUONRecoParam* recoParam, AliMUONVClusterServer* clusterServer); // default Constructor | |
37 | virtual ~AliMUONVTrackReconstructor(); // Destructor | |
38 | ||
39 | ||
40 | void EventReconstruct(AliMUONVClusterStore& clusterStore, | |
41 | AliMUONVTrackStore& trackStore); | |
42 | ||
43 | void EventReconstructTrigger(const AliMUONTriggerCircuit& triggerCircuit, | |
44 | const AliMUONVTriggerStore& triggerStore, | |
45 | AliMUONVTriggerTrackStore& triggerTrackStore); | |
46 | ||
47 | void ValidateTracksWithTrigger(AliMUONVTrackStore& trackStore, | |
48 | const AliMUONVTriggerTrackStore& triggerTrackStore, | |
49 | const AliMUONVTriggerStore& triggerStore, | |
50 | const AliMUONTrackHitPattern& trackHitPattern); | |
51 | ||
52 | /// Return reco parameters | |
53 | const AliMUONRecoParam* GetRecoParam() const { return fkRecoParam; } | |
54 | ||
55 | /// Re-fit the given track | |
56 | virtual Bool_t RefitTrack(AliMUONTrack &track, Bool_t enableImprovement = kTRUE) = 0; | |
57 | ||
58 | void TriggerToTrack(const AliMUONTriggerCircuit& circuit, | |
59 | const AliMUONLocalTrigger& locTrg, | |
60 | AliMUONTriggerTrack& triggerTrack, | |
61 | UChar_t globalTriggerPattern = 0); | |
62 | ||
63 | ||
64 | ||
65 | protected: | |
66 | ||
67 | TClonesArray *fRecTracksPtr; ///< pointer to array of reconstructed tracks | |
68 | Int_t fNRecTracks; ///< number of reconstructed tracks | |
69 | ||
70 | AliMUONVClusterServer* fClusterServer; ///< reference to our cluster server | |
71 | ||
72 | const AliMUONRecoParam* fkRecoParam; ///< reference to reco parameters | |
73 | ||
74 | Double_t* fMaxMCSAngle2; ///< maximum angle dispersion due to MCS | |
75 | ||
76 | // Functions | |
77 | AliMUONVTrackReconstructor (const AliMUONVTrackReconstructor& rhs); ///< copy constructor | |
78 | AliMUONVTrackReconstructor& operator=(const AliMUONVTrackReconstructor& rhs); ///< assignment operator | |
79 | ||
80 | /// Make track candidates from clusters in stations(1..) 4 and 5 | |
81 | virtual Bool_t MakeTrackCandidates(AliMUONVClusterStore& clusterStore) = 0; | |
82 | /// Make extra track candidates from clusters in stations(1..) 4 and 5 | |
83 | virtual Bool_t MakeMoreTrackCandidates(AliMUONVClusterStore& clusterStore) = 0; | |
84 | /// Follow tracks in stations(1..) 3, 2 and 1 | |
85 | virtual Bool_t FollowTracks(AliMUONVClusterStore& clusterStore) = 0; | |
86 | /// Complement the reconstructed tracks | |
87 | virtual Bool_t ComplementTracks(const AliMUONVClusterStore& clusterStore) = 0; | |
88 | void ImproveTracks(); | |
89 | /// Improve the given reconstructed track | |
90 | virtual void ImproveTrack(AliMUONTrack &track) = 0; | |
91 | void Finalize(); | |
92 | /// Finalize the given track | |
93 | virtual Bool_t FinalizeTrack(AliMUONTrack &track) = 0; | |
94 | ||
95 | Bool_t IsAcceptable(AliMUONTrackParam &trackParam); | |
96 | ||
97 | TClonesArray* MakeSegmentsBetweenChambers(const AliMUONVClusterStore& clusterStore, Int_t ch1, Int_t ch2); | |
98 | ||
99 | void RemoveUsedSegments(TClonesArray& segments); | |
100 | void RemoveIdenticalTracks(); | |
101 | void RemoveDoubleTracks(); | |
102 | void RemoveConnectedTracks(Int_t stMin, Int_t stMax, Bool_t all); | |
103 | void TagConnectedTracks(Int_t stMin, Int_t stMax, Bool_t all); | |
104 | ||
105 | void AskForNewClustersInStation(const AliMUONTrackParam &trackParam, | |
106 | AliMUONVClusterStore& clusterStore, Int_t station); | |
107 | void AskForNewClustersInChamber(const AliMUONTrackParam &trackParam, | |
108 | AliMUONVClusterStore& clusterStore, Int_t chamber); | |
109 | ||
110 | Double_t TryOneCluster(const AliMUONTrackParam &trackParam, AliMUONVCluster* cluster, | |
111 | AliMUONTrackParam &trackParamAtCluster, Bool_t updatePropagator = kFALSE); | |
112 | Bool_t TryOneClusterFast(const AliMUONTrackParam &trackParam, const AliMUONVCluster* cluster); | |
113 | Double_t TryTwoClustersFast(const AliMUONTrackParam &trackParamAtCluster1, AliMUONVCluster* cluster2, | |
114 | AliMUONTrackParam &trackParamAtCluster2); | |
115 | ||
116 | Bool_t FollowLinearTrackInChamber(AliMUONTrack &trackCandidate, const AliMUONVClusterStore& clusterStore, Int_t nextChamber); | |
117 | Bool_t FollowLinearTrackInStation(AliMUONTrack &trackCandidate, const AliMUONVClusterStore& clusterStore, Int_t nextStation); | |
118 | ||
119 | private: | |
120 | ||
121 | // Functions | |
122 | void ResetTracks(); | |
123 | ||
124 | ||
125 | ClassDef(AliMUONVTrackReconstructor, 0) // MUON track reconstructor in ALICE | |
126 | }; | |
127 | ||
128 | #endif |