#include <TObject.h>
-class TClonesArray;
-class AliMUONData;
+class AliMUONTrack;
+class AliMUONTrackParam;
+class AliMUONVCluster;
class AliMUONTriggerTrack;
class AliMUONTrackHitPattern;
+class AliMUONVClusterServer;
+class AliMUONVClusterStore;
+class AliMUONVTrackStore;
+class AliMUONVTriggerTrackStore;
+class AliMUONVTriggerStore;
+class AliMUONGeometryTransformer;
+class AliMUONDigitMaker;
+class AliMUONTriggerCircuit;
+class TClonesArray;
+class AliMUONRecoParam;
+class AliMUONLocalTrigger;
class AliMUONVTrackReconstructor : public TObject {
public:
- AliMUONVTrackReconstructor(AliMUONData* data); // default Constructor
+ AliMUONVTrackReconstructor(const AliMUONRecoParam* recoParam, AliMUONVClusterServer* clusterServer,
+ const AliMUONGeometryTransformer* transformer); // default Constructor
virtual ~AliMUONVTrackReconstructor(); // Destructor
- // Parameters for track reconstruction: public methods
- // Get and Set, Set to defaults
- /// Return minimum value (GeV/c) of momentum in bending plane
- Double_t GetMinBendingMomentum(void) const {return fMinBendingMomentum;}
- /// Return chamber resolution (cm) in bending plane
- Double_t GetBendingResolution(void) const {return fBendingResolution;}
- /// Return chamber resolution (cm) in non-bending plane
- Double_t GetNonBendingResolution(void) const {return fNonBendingResolution;}
-
- // Reconstructed tracks
- /// Return number of reconstructed tracks
- Int_t GetNRecTracks() const {return fNRecTracks;} // Number
- /// Set number of reconstructed tracks
- void SetNRecTracks(Int_t NRecTracks) {fNRecTracks = NRecTracks;}
- /// Return array of reconstructed tracks
- TClonesArray* GetRecTracksPtr(void) const {return fRecTracksPtr;} // Array
-
- // Functions
- void EventReconstruct(void);
- void EventReconstructTrigger(void);
- virtual void EventDump(void) = 0; ///< dump reconstructed event
- void EventDumpTrigger(void); // dump reconstructed trigger event
-
- /// Return MUON data
- AliMUONData* GetMUONData() {return fMUONData;}
- /// Set MUON data
- void SetMUONData(AliMUONData* data) {fMUONData = data;}
-
- /// Set trigger circuit
- void SetTriggerCircuit(TClonesArray* circuit) {fTriggerCircuit = circuit;}
+ void EventReconstruct(AliMUONVClusterStore& clusterStore,
+ AliMUONVTrackStore& trackStore);
+
+ void EventReconstructTrigger(const AliMUONTriggerCircuit& triggerCircuit,
+ const AliMUONVTriggerStore& triggerStore,
+ AliMUONVTriggerTrackStore& triggerTrackStore);
+
+ void ValidateTracksWithTrigger(AliMUONVTrackStore& trackStore,
+ const AliMUONVTriggerTrackStore& triggerTrackStore,
+ const AliMUONVTriggerStore& triggerStore,
+ const AliMUONTrackHitPattern& trackHitPattern);
+ /// Return reco parameters
+ const AliMUONRecoParam* GetRecoParam() const { return fkRecoParam; }
+
+ /// Re-fit the given track
+ virtual Bool_t RefitTrack(AliMUONTrack &track, Bool_t enableImprovement = kTRUE) = 0;
+
+ Bool_t TriggerToTrack(const AliMUONTriggerCircuit& circuit,
+ const AliMUONLocalTrigger& locTrg,
+ AliMUONTriggerTrack& triggerTrack,
+ UChar_t globalTriggerPattern = 0);
+
+
+
protected:
- // Defaults parameters for reconstruction
- static const Double_t fgkDefaultMinBendingMomentum; ///< default min. bending momentum for reconstruction
- static const Double_t fgkDefaultMaxBendingMomentum; ///< default max. bending momentum for reconstruction
- static const Double_t fgkDefaultBendingResolution; ///< default bending coordinate resolution for reconstruction
- static const Double_t fgkDefaultNonBendingResolution; ///< default non bending coordinate resolution for reconstruction
- static const Double_t fgkDefaultBendingVertexDispersion; ///< default vertex dispersion in bending plane for reconstruction
- static const Double_t fgkDefaultNonBendingVertexDispersion; ///< default vertex dispersion in non bending plane for reconstruction
- static const Double_t fgkDefaultMaxNormChi2MatchTrigger; ///< default maximum normalized chi2 of tracking/trigger track matching
-
- // Parameters for track reconstruction
- Double_t fMinBendingMomentum; ///< minimum value (GeV/c) of momentum in bending plane
- Double_t fMaxBendingMomentum; ///< maximum value (GeV/c) of momentum in bending plane
- Double_t fBendingResolution; ///< chamber resolution (cm) in bending plane
- Double_t fNonBendingResolution; ///< chamber resolution (cm) in non bending plane
- Double_t fBendingVertexDispersion; ///< vextex dispersion (cm) in bending plane
- Double_t fNonBendingVertexDispersion; ///< vextex dispersion (cm) in non bending plane
- Double_t fMaxNormChi2MatchTrigger; ///< maximum normalized chi2 of tracking/trigger track matching
-
- TClonesArray* fHitsForRecPtr; ///< pointer to the array of hits for reconstruction
- Int_t fNHitsForRec; ///< number of hits for reconstruction
- Int_t* fNHitsForRecPerChamber; ///< number of HitsForRec
- Int_t* fIndexOfFirstHitForRecPerChamber; ///< index (0...) of first HitForRec
-
- // Reconstructed tracks
TClonesArray *fRecTracksPtr; ///< pointer to array of reconstructed tracks
Int_t fNRecTracks; ///< number of reconstructed tracks
- // data container
- AliMUONData* fMUONData; ///< Data container for MUON subsystem
+ AliMUONVClusterServer* fClusterServer; ///< reference to our cluster server
+ const AliMUONRecoParam* fkRecoParam; ///< reference to reco parameters
+ const AliMUONGeometryTransformer* fkTransformer; //!< geometry transformer (not owner)
+
+ Double_t* fMaxMCSAngle2; ///< maximum angle dispersion due to MCS
+
// Functions
AliMUONVTrackReconstructor (const AliMUONVTrackReconstructor& rhs); ///< copy constructor
AliMUONVTrackReconstructor& operator=(const AliMUONVTrackReconstructor& rhs); ///< assignment operator
- void SortHitsForRecWithIncreasingChamber();
- TClonesArray *MakeSegmentsInStation(Int_t station);
-
- /// \todo add comment
- virtual void AddHitsForRecFromRawClusters() = 0;
- /// \todo add comment
- virtual void MakeTracks(void) = 0;
- /// \todo add comment
- virtual void MakeTrackCandidates(void) = 0;
- /// \todo add comment
- virtual void FollowTracks(void) = 0;
- /// \todo add comment
- virtual void RemoveDoubleTracks(void) = 0;
- /// \todo add comment
- virtual void FillMUONTrack(void) = 0;
+ /// Make track candidates from clusters in stations(1..) 4 and 5
+ virtual Bool_t MakeTrackCandidates(AliMUONVClusterStore& clusterStore) = 0;
+ /// Make extra track candidates from clusters in stations(1..) 4 and 5
+ virtual Bool_t MakeMoreTrackCandidates(AliMUONVClusterStore& clusterStore) = 0;
+ /// Follow tracks in stations(1..) 3, 2 and 1
+ virtual Bool_t FollowTracks(AliMUONVClusterStore& clusterStore) = 0;
+ /// Complement the reconstructed tracks
+ virtual Bool_t ComplementTracks(const AliMUONVClusterStore& clusterStore) = 0;
+ void ImproveTracks();
+ /// Improve the given reconstructed track
+ virtual void ImproveTrack(AliMUONTrack &track) = 0;
+ void Finalize();
+ /// Finalize the given track
+ virtual Bool_t FinalizeTrack(AliMUONTrack &track) = 0;
+
+ void DiscardMonoCathodClusters();
+ void ChangeMonoCathodClusterRes(AliMUONTrack &track);
+
+ Bool_t IsAcceptable(AliMUONTrackParam &trackParam);
+
+ TClonesArray* MakeSegmentsBetweenChambers(const AliMUONVClusterStore& clusterStore, Int_t ch1, Int_t ch2);
+
+ void RemoveUsedSegments(TClonesArray& segments);
+ void RemoveIdenticalTracks();
+ void RemoveDoubleTracks();
+ void RemoveBadTracks();
+ void RemoveConnectedTracks(Int_t stMin, Int_t stMax, Bool_t all);
+ void TagConnectedTracks(Int_t stMin, Int_t stMax, Bool_t all);
+
+ void AskForNewClustersInStation(const AliMUONTrackParam &trackParam,
+ AliMUONVClusterStore& clusterStore, Int_t station);
+ void AskForNewClustersInChamber(const AliMUONTrackParam &trackParam,
+ AliMUONVClusterStore& clusterStore, Int_t chamber);
+
+ Double_t TryOneCluster(const AliMUONTrackParam &trackParam, AliMUONVCluster* cluster,
+ AliMUONTrackParam &trackParamAtCluster, Bool_t updatePropagator = kFALSE);
+ Bool_t TryOneClusterFast(const AliMUONTrackParam &trackParam, const AliMUONVCluster* cluster);
+ Double_t TryTwoClustersFast(const AliMUONTrackParam &trackParamAtCluster1, AliMUONVCluster* cluster2,
+ AliMUONTrackParam &trackParamAtCluster2);
- AliMUONTrackHitPattern *fTrackHitPattern; ///< Pointer to class for hit pattern recognition
+ Bool_t FollowLinearTrackInChamber(AliMUONTrack &trackCandidate, const AliMUONVClusterStore& clusterStore, Int_t nextChamber);
+ Bool_t FollowLinearTrackInStation(AliMUONTrack &trackCandidate, const AliMUONVClusterStore& clusterStore, Int_t nextStation);
private:
- AliMUONTriggerTrack* fTriggerTrack; ///< Trigger track structure
-
- TClonesArray* fTriggerCircuit; //!< trigger circuit array
-
// Functions
- void ResetTracks(void);
- void ResetHitsForRec(void);
+ void ResetTracks();
- void ValidateTracksWithTrigger(void);
- Bool_t MakeTriggerTracks(void);
-
-
ClassDef(AliMUONVTrackReconstructor, 0) // MUON track reconstructor in ALICE
};