/afs/cern.ch/work/a/aaltunda/public/www/CMSSW_5_3_14/src/DataFormats/METReco/interface/GenMET.h

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#ifndef METReco_GenMET_h
#define METReco_GenMET_h

#include "DataFormats/METReco/interface/SpecificGenMETData.h"
#include "DataFormats/METReco/interface/MET.h"

namespace reco
{
  class GenMET : public MET
    {
    public:
      /* Constructors*/
      GenMET() ;
      GenMET( SpecificGenMETData gen_data_, double sumet_, 
               const LorentzVector& fP4, const Point& fVertex ) 
        : MET( sumet_, fP4, fVertex ), gen_data( gen_data_ ) {}
      /* Default destructor*/
      virtual ~GenMET() {}

      //Get Neutral EM Et Fraction
      double NeutralEMEtFraction() const { return gen_data.NeutralEMEtFraction ; }

      //Get Neutral EM Et 
      double NeutralEMEt () const{ return gen_data.NeutralEMEtFraction * sumEt(); }
      
      //Get Charged EM Et Fraction 
      double ChargedEMEtFraction()const { return gen_data.ChargedEMEtFraction ; }

      //Get Charged EM Et  
      double ChargedEMEt() const{return gen_data.ChargedEMEtFraction * sumEt() ; }
     
      //Get Neutral Had Et Fraction 
      double NeutralHadEtFraction() const{ return gen_data.NeutralHadEtFraction ; }

      //Get Neutral Had Et
      double NeutralHadEt() const{ return gen_data.NeutralHadEtFraction * sumEt(); }
      
      //Get Charged Had Et Fraction 
      double ChargedHadEtFraction()const { return gen_data.ChargedHadEtFraction ; }

      //Get Charged Had Et 
      double ChargedHadEt()const { return gen_data.ChargedHadEtFraction * sumEt() ; }

      //Get Muon Et Fraction 
      double MuonEtFraction()const { return gen_data.MuonEtFraction ; }

      //Get Muon Et 
      double MuonEt() const{ return gen_data.MuonEtFraction * sumEt() ; }

      //Get Invisible Et Fraction 
      double InvisibleEtFraction() const{ return gen_data.InvisibleEtFraction ; }

      //Get Invisible Et  
      double InvisibleEt()const { return gen_data.InvisibleEtFraction * sumEt() ; }
      

      // Old Accessors (to be removed as soon as possible)
      double emEnergy() const {return gen_data.m_EmEnergy;};
      double hadEnergy() const {return gen_data.m_HadEnergy;};
      double invisibleEnergy() const {return gen_data.m_InvisibleEnergy;};
      double auxiliaryEnergy() const {return gen_data.m_AuxiliaryEnergy;};
      // block accessors


      // block accessors
    private:
      virtual bool overlap( const Candidate & ) const;
      // Data members
      //Variables specific to to the GenMET class
      SpecificGenMETData gen_data;
    };
}
#endif