CbmMvdHitMatch.h

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// -------------------------------------------------------------------------
// -----                   CbmMvdHitMatch header file                  -----
// -----                 Created 07/11/06  by V. Friese                -----
// -------------------------------------------------------------------------
 
/** CbmMvdHitMatch header file
 *@author Michael Deveaux <m.deveaux@gsi.de>
 **
 ** Former CbmStsMapsHitInfo
 ** Data class for connecting CbmMvdHit with MC information.
 ** Data level RECO
 **/
 
#ifndef CBMMVDHITMATCH_H
#define CBMMVDHITMATCH_H 1
 
#include "TObject.h"
 
class CbmMvdHitMatch : public TObject
{
 
  public:
    /** Default constructor **/
    CbmMvdHitMatch();
 
    /** Constructor with all parameters **/
    CbmMvdHitMatch(Int_t fileNumber, Int_t eventNumber, Int_t trackId, Int_t pointId, Int_t nMerged);
 
    /** Destructor **/
    virtual ~CbmMvdHitMatch();
 
    /** Accessors **/
    Int_t GetFileNumber() const { return fFileNumber; }
    Int_t GetEventNumber() const { return fEventNumber; }
    Int_t GetTrackId() const { return fTrackId; }
    Int_t GetPointId() const { return fPointId; }
    Int_t GetNMerged() const { return fNMerged; }
    Bool_t IsFake() const
    {
        if (fPointId == -1)
            return kTRUE;
        else
            return kFALSE;
    }
 
    /** Modifiers **/
    void AddMerged() { fNMerged++; }
 
    /** Reset data members **/
    void Clear();
 
  private:
    /** Indicates the file to which the corresponding point belongs.
     ** -1    => no file (fake hit)
     **  0    => data file
     **  1    => background file (pileup)
     **/
    Int_t fFileNumber;
 
    /** Event number of the corresponding MCPoint.  Important to
     ** find it in background files due to the random access.
     ** -1 => no corresponding MCPoint (fake hit)
     **  0 => current event in data file
     **  n => event in pileup file
     **/
    Int_t fEventNumber;
 
    /** Index of the corresponding MCTrack in its TClonesArray.
     ** Also true for background files.
     ** -1 for fake hits
     **/
    Int_t fTrackId;
 
    /** Index of the corresponding MCPoint in its TClonesArray.
     ** Also true for background files.
     ** -1 for fake hits
     **/
    Int_t fPointId;
 
    /** Number of other hits this one is merged with
     ** -1 => Hit was created without checking for merging
     **  0 => Hit was not merged
     **  n => Hit was merged with n other hits
     **/
    Int_t fNMerged;
 
    ClassDef(CbmMvdHitMatch, 1);
};
 
#endif