CbmTrackMatch.h

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/** CbmStsTrackMatch.h
 *@author V.Friese <v.friese@gsi.de>
 *@since 07.05.2009
 **
 ** Data structure describing the matching of a reconstructed track
 ** with a Monte Carlo track on the base of corresponding hits/points.
 ** This requires matching of hits to MC points.
 **/
 
#ifndef CBMTRACKMATCH_H
#define CBMTRACKMATCH_H 1
 
#include "TObject.h"
 
class CbmTrackMatch : public TObject
{
 
  public:
    /** Default constructor **/
    CbmTrackMatch();
 
    /** Standard constructor
     *@param mcTrackID   Index of matched MCTrack
     *@param nTrue       Number of true hits (belonging to matched MCTrack)
     *@param nWrong      Number of wrong Hits (from other MCTracks)
     *@param nFake       Number of fake hits (not belonging to any MCTrack)
     *@param nTracks     Number of MCTracks with common hits
     **/
    CbmTrackMatch(Int_t mcTrackID, Int_t nTrue, Int_t nWrong, Int_t nFake, Int_t nTracks);
 
    /** Destructor **/
    virtual ~CbmTrackMatch();
 
    /** Index of matched MC track **/
    Int_t GetMCTrackId() const { return fMCTrackId; };
 
    /** Number of true hits on track (from matched MC track) **/
    Int_t GetNofTrueHits() const { return fNofTrueHits; };
 
    /** Number of wrong hits on track (from other MC tracks) **/
    Int_t GetNofWrongHits() const { return fNofWrongHits; };
 
    /** Number of fake hits on track (from no MC track) **/
    Int_t GetNofFakeHits() const { return fNofFakeHits; };
 
    /** Number of MCTracks with common hits **/
    Int_t GetNofMCTracks() const { return fNofMCTracks; };
 
    Int_t GetNofHits() const { return fNofTrueHits + fNofWrongHits + fNofFakeHits; }   // AZ
    Double_t GetTrueOverAllHitsRatio() const
    {   // AZ
        Double_t all = GetNofHits();
        return (all == 0) ? 0. : (fNofTrueHits / all);
    }
    Double_t GetWrongOverAllHitsRatio() const
    {   // AZ
        Double_t all = GetNofHits();
        return (all == 0) ? 0. : ((fNofWrongHits + fNofFakeHits) / all);
    }
 
  private:
    /** Index of matched CbmMCTrack  **/
    Int_t fMCTrackId;
 
    /** Number of true hits (belonging to the matched MCTrack) **/
    Int_t fNofTrueHits;
 
    /** Number of wrong hits (belonging to other MCTracks) **/
    Int_t fNofWrongHits;
 
    /** Number of fake hits (belonging to no MCTrack) **/
    Int_t fNofFakeHits;
 
    /** Number of MCTrackx with common hits **/
    Int_t fNofMCTracks;
 
    ClassDef(CbmTrackMatch, 1);
};
 
#endif