KFParticleMatch.h

Go to the documentation of this file.

/* Copyright (C) 2013 GSI Helmholtzzentrum fuer Schwerionenforschung, Darmstadt
   SPDX-License-Identifier: GPL-3.0-only
   Authors: Maksym Zyzak [committer] */
 
/*
 *  CBM KF Track Quality
 *  KF Particles Finder performance 
 */
 
#ifndef _KFParticleMatch_h_
#define _KFParticleMatch_h_
 
#include "TObject.h"
 
#include <vector>
 
class KFParticleMatch : public TObject {
 public:
  KFParticleMatch();
  ~KFParticleMatch();
 
  Int_t GetMatch() const { return fMatch; }
  void SetMatch(Int_t i) { fMatch = i; }
 
  void SetMatchType(Short_t i) { fMatchType = i; }
 
  Bool_t IsCombinatorialBG() const { return (fMatchType == 0); }
  Bool_t IsPhysicsBG() const { return (fMatchType == 1); }
  Bool_t IsRecoParticle() const { return (fMatchType == 2); }
 
 private:
  Int_t fMatch;
  Short_t fMatchType;  // 0 - combinatorial BG, 1 - physics BG, 2 - reconstructed particle
 
  ClassDef(KFParticleMatch, 1);
};
 
 
struct KFMatchParticles  // used for Reco to MC match as well as for MC to Reco
{
  KFMatchParticles() : ids(), idsMI(){};
 
  bool IsMatched() const { return ids.size() != 0 || idsMI.size() != 0; };
  bool IsMatchedWithPdg() const { return ids.size() != 0; };
  int GetBestMatch() const
  {
    if (ids.size() != 0)
      return ids[0];
    else if (idsMI.size() != 0)
      return idsMI[0];
    else
      return -1;
  };
  int GetBestMatchWithPdg() const
  {
    if (ids.size() != 0)
      return ids[0];
    else
      return -1;
  };
  std::vector<int> ids;
  std::vector<int> idsMI;  // matched but pdg is different - miss identification
};
 
#endif  // _KFParticleMatch_h_