/// \class AliMUONTrackK
/// \brief Kalman track in MUON arm of ALICE
///
-/// \author: Alexander Zinchenko, JINR Dubna
+/// \author Alexander Zinchenko, JINR Dubna
+
+class AliMUONEventRecoCombi;
+class AliMUONHitForRec;
+class AliMUONObjectPair;
+class AliMUONTrackReconstructorK;
+#include "AliMUONTrack.h"
class TArrayD;
class TClonesArray;
class TObjArray;
-#include <TMatrixDfwd.h>
-#include <TObject.h>
-class AliMUONEventRecoCombi;
-class AliMUONHitForRec;
-class AliMUONSegment;
-class AliMUONTrackReconstructor;
-#include "AliMUONTrack.h"
+#include <TMatrixD.h>
class AliMUONTrackK : public AliMUONTrack {
AliMUONTrackK(); // Default constructor
virtual ~AliMUONTrackK(); // Destructor
- AliMUONTrackK(AliMUONTrackReconstructor *TrackReconstructor, TClonesArray *hitForRec); // Constructor
- AliMUONTrackK(AliMUONSegment *segment); // Constructor from a segment
+ AliMUONTrackK(AliMUONTrackReconstructorK *TrackReconstructor, TClonesArray *hitForRec); // Constructor
+ AliMUONTrackK(AliMUONObjectPair *segment); // Constructor from a segment
// Pointer to hits on track
- TObjArray* GetTrackHits(void) const {return fTrackHits;} // ptr. to hits on track
- Int_t GetNTrackHits(void) const {return fNmbTrackHits;} // hits on track
- Double_t GetTrackQuality(void) const {return fChi2;} // track quality
- TMatrixD* GetTrackParameters(void) const {return fTrackPar;} // track parameters
- Double_t GetZ(void) const {return fPosition;} // Z-coordinate of track
- TMatrixD* GetCovariance(void) const {return fCovariance;} // covariance matrix
- Int_t GetTrackDir(void) const {return fTrackDir;} // get track propagation direction
- void SetTrackDir(Int_t iDir) {fTrackDir = iDir;} // set track propagation direction
- Bool_t GetBPFlag(void) const {return fBPFlag;} // get backpropagation flag
- void SetBPFlag(Bool_t BPFlag) {fBPFlag = BPFlag;} // set backpropagation flag
- Int_t GetRecover(void) const {return fRecover;} // return recover flag
- void SetRecover(Int_t iRecover) {fRecover = iRecover;} // set recover flag
- AliMUONSegment* GetStartSegment(void) const {return fStartSegment;} // return seed segment
- Bool_t KalmanFilter(Int_t ichamBeg, Int_t ichamEnd, Bool_t Back, Double_t zDipole1, Double_t zDipole2); // Kalman filter
+ TObjArray* GetTrackHits(void) const {return fTrackHits;} ///< ptr. to hits on track
+ Int_t GetNTrackHits(void) const {return fNmbTrackHits;} ///< hits on track
+ Double_t GetTrackQuality(void) const {return fChi2;} ///< track quality
+ TMatrixD* GetTrackParameters(void) const {return fTrackPar;} ///< track parameters
+ Double_t GetZ(void) const {return fPosition;} ///< Z-coordinate of track
+ TMatrixD* GetCovariance(void) const {return fCovariance;} ///< covariance matrix
+ Int_t GetTrackDir(void) const {return fTrackDir;} ///< get track propagation direction
+ void SetTrackDir(Int_t iDir) {fTrackDir = iDir;} ///< set track propagation direction
+ Bool_t GetBPFlag(void) const {return fBPFlag;} ///< get backpropagation flag
+ void SetBPFlag(Bool_t BPFlag) {fBPFlag = BPFlag;} ///< set backpropagation flag
+ Int_t GetRecover(void) const {return fRecover;} ///< return recover flag
+ void SetRecover(Int_t iRecover) {fRecover = iRecover;} ///< set recover flag
+ AliMUONObjectPair* GetStartSegment(void) const {return fStartSegment;} ///< return seed segment
+ Bool_t KalmanFilter(Int_t ichamBeg, Int_t ichamEnd, Bool_t Back, Double_t zDipole1, Double_t zDipole2); ///< Kalman filter
void StartBack(void); // start backpropagator
void SetTrackQuality(Int_t iChi2); // compute track quality or Chi2
Bool_t KeepTrack(AliMUONTrackK* track0) const; // keep or discard track
void Kill(void); // kill track candidate
- void Branson(void); // Branson correction
- void GoToZ(Double_t zEnd); // propagate track to given Z
- void GoToVertex(Int_t iflag); // propagate track to the vertex
Bool_t Smooth(void); // apply smoother
Double_t GetChi2PerPoint(Int_t iPoint) const; // return Chi2 at point
void Print(FILE *lun) const; // print track information
- void Print(const char* /*opt*/) const {return;} // print track information
+ void Print(const char* /*opt*/) const {return;} ///< print track information
AliMUONHitForRec* GetHitLastOk(void); // get hit before the skipped one
Int_t GetStation0(void); // return seed station number
- Int_t DebugLevel(void) const {return fgDebug;} // return debug level
- void SetDebugLevel(Int_t iDebug) {fgDebug = iDebug;} // set debug level
+ Int_t DebugLevel(void) const {return fgDebug;} ///< return debug level
+ void SetDebugLevel(Int_t iDebug) {fgDebug = iDebug;} ///< set debug level
void FillMUONTrack(void); // set track parameters as for AliMUONTrack
void SetTrackParam(AliMUONTrackParam *trackParam, TMatrixD *par, Double_t z); // fill AliMUONTrackParam object
- // What is necessary for sorting TClonesArray's
+ /// What is necessary for sorting TClonesArray's
Bool_t IsSortable() const { return kTRUE; }
Int_t Compare(const TObject* trackK) const; // "Compare" function for sorting
protected:
- AliMUONTrackK (const AliMUONTrackK& source); // copy constructor
AliMUONTrackK& operator=(const AliMUONTrackK& source); // assignment operator
private:
- static Int_t fgDebug; // debug level
- static Int_t fgNOfPoints; // number of points in event
- //static AliMUON *fgMUON; // pointer to MUON module
- static AliMUONTrackReconstructor *fgTrackReconstructor; // pointer to event reconstructor
- static TClonesArray *fgHitForRec; // pointer to hits
- static AliMUONEventRecoCombi *fgCombi; // pointer to combined cluster/track finder
-
- AliMUONSegment *fStartSegment; // seed segment
- Double_t fPosition; // Z-coordinate of track
- Double_t fPositionNew; //! Z-coordinate of track
- Double_t fChi2; // Chi2 of track
- TObjArray *fTrackHits; // pointer to hits on track
- Int_t fNmbTrackHits; // number of points on track
- Int_t fTrackDir; // track direction (+(-) towards high (low) z)
- Bool_t fBPFlag; // backpropagation flag (TRUE if backpropagation)
- Int_t fRecover; // recover flag (!=0 if recovery procedure was applied)
- AliMUONHitForRec *fSkipHit; // hit to skip during recovery procedure
-
- TMatrixD *fTrackPar; // track parameters
- TMatrixD *fTrackParNew; //! track parameters
- TMatrixD *fCovariance; // covariance matrix
- TMatrixD *fWeight; //! weight matrix (inverse of covariance)
+ static Int_t fgDebug; ///< debug level
+ static Int_t fgNOfPoints; ///< number of points in event
+ //static AliMUON *fgMUON; ///< pointer to MUON module
+ static AliMUONTrackReconstructorK *fgTrackReconstructor; ///< pointer to event reconstructor
+ static TClonesArray *fgHitForRec; ///< pointer to hits
+ static AliMUONEventRecoCombi *fgCombi; ///< pointer to combined cluster/track finder
+
+ AliMUONObjectPair *fStartSegment; ///< seed segment
+ Double_t fPosition; ///< Z-coordinate of track
+ Double_t fPositionNew; //!< Z-coordinate of track
+ Double_t fChi2; ///< Chi2 of track
+ TObjArray *fTrackHits; ///< pointer to hits on track
+ Int_t fNmbTrackHits; ///< number of points on track
+ Int_t fTrackDir; ///< track direction (+(-) towards high (low) z)
+ Bool_t fBPFlag; ///< backpropagation flag (TRUE if backpropagation)
+ Int_t fRecover; ///< recover flag (!=0 if recovery procedure was applied)
+ AliMUONHitForRec *fSkipHit; ///< hit to skip during recovery procedure
+
+ TMatrixD *fTrackPar; ///< track parameters
+ TMatrixD *fTrackParNew; //!< track parameters
+ TMatrixD *fCovariance; ///< covariance matrix
+ TMatrixD *fWeight; //!< weight matrix (inverse of covariance)
// For smoother
- TObjArray *fParExtrap; //! extrapolated track parameters
- TObjArray *fParFilter; //! filtered track parameters
- TObjArray *fParSmooth; //! smoothed track parameters
+ TObjArray *fParExtrap; //!< extrapolated track parameters
+ TObjArray *fParFilter; //!< filtered track parameters
+ TObjArray *fParSmooth; //!< smoothed track parameters
- TObjArray *fCovExtrap; //! extrapolated covariance matrices
- TObjArray *fCovFilter; //! filtered covariance matrices
+ TObjArray *fCovExtrap; //!< extrapolated covariance matrices
+ TObjArray *fCovFilter; //!< filtered covariance matrices
- TObjArray *fJacob; //! Jacobian matrices
- Int_t fNSteps; //!
- TArrayD *fSteps; //!
- TArrayD *fChi2Array; //!
- TArrayD *fChi2Smooth; //!
+ TObjArray *fJacob; //!< Jacobian matrices
+ Int_t fNSteps; //!< number of the track propagation points
+ TArrayD *fSteps; //!< Z-coordinates of the track propagation points
+ TArrayD *fChi2Array; //!< measurements' contributions to the track Chi2
+ TArrayD *fChi2Smooth;//!< measurements' contributions to the smoothed track Chi2
// Functions
+ AliMUONTrackK (const AliMUONTrackK& source); ///< Not implemented copy constructor
void EvalCovariance(Double_t dZ);
void ParPropagation(Double_t zEnd);
void WeightPropagation(Double_t zEnd, Bool_t smooth);
void Outlier();
void SortHits(Int_t iflag, TObjArray *array);
void DropBranches(Int_t imax, TObjArray *hits);
- void DropBranches(AliMUONSegment *segment);
+ void DropBranches(AliMUONObjectPair *segment);
Bool_t ExistDouble(AliMUONHitForRec *hit);
Bool_t ExistDouble(void);
+ void CheckBranches(TArrayD &branchChi2, Int_t nBranch);
private:
// Some constants
- static const Int_t fgkSize; // number of track parameters
- static const Int_t fgkNSigma; //4; // acceptance window width in sigmas
- static const Double_t fgkChi2max; //25; // chi2 cut in smoother for outlier detection
- static const Int_t fgkTriesMax; // max number of attempts to find exact position during tracking
- static const Double_t fgkEpsilon; // tracking precision (cm)
+ static const Int_t fgkSize; ///< number of track parameters
+ static const Int_t fgkNSigma; ///< 4; acceptance window width in sigmas
+ static const Double_t fgkChi2max; ///< 25; chi2 cut in smoother for outlier detection
+ static const Int_t fgkTriesMax; ///< max number of attempts to find exact position during tracking
+ static const Double_t fgkEpsilon; ///< tracking precision (cm)
ClassDef(AliMUONTrackK,0) // Kalman track in MUON arm of ALICE
};
git://git.uio.no / u / mrichter / AliRoot.git / blobdiff