/afs/cern.ch/work/a/aaltunda/public/www/CMSSW_6_2_7/src/SimDataFormats/HiGenData/interface/GenHIEvent.h

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#ifndef SimDataFormats_GenHIEvent_h
#define SimDataFormats_GenHIEvent_h

#include "DataFormats/HepMCCandidate/interface/GenParticle.h"
#include "DataFormats/HepMCCandidate/interface/GenParticleFwd.h"

namespace edm {
   class GenHIEvent {
   public:

      typedef std::vector<std::vector<reco::GenParticleRef> > SubEventCollection;

      GenHIEvent() :
         b_(-99),
         npart_(-99),
         ncoll_(-99),
         nhard_(-99),
         phi_(-99),
        eccentricity_(-99),
         nCharged_(-99),
         nChargedMR_(-99),
         meanPt_(-99),
         meanPtMR_(-99),
     EtMR_(-99),
     nChargedPtCut_(-99),
     nChargedPtCutMR_(-99)
            {
               subevents_.reserve(0);
               ;}

        GenHIEvent(double b, int npart, int ncoll, int nhard, double phi, double ecc = -99, double nCharged = -99,double nChargedMR=-99,double meanPt=-99,double meanPtMR=-99,double EtMR=-99,int nChargedPtCut=-99,int nChargedPtCutMR=-99) : 
          b_(b), 
          npart_(npart), 
          ncoll_(ncoll), 
          nhard_(nhard), 
          phi_(phi),
          eccentricity_(ecc),
          nCharged_(nCharged),
          nChargedMR_(nChargedMR),
          meanPt_(meanPt),
          meanPtMR_(meanPtMR),
          EtMR_(EtMR),
          nChargedPtCut_(nChargedPtCut),
          nChargedPtCutMR_(nChargedPtCutMR)
            {
           subevents_.reserve(0);
           ;}




      virtual                    ~GenHIEvent() {}

      double b() const {return b_;}
      int Npart() const {return npart_;}
      int Ncoll() const {return ncoll_;}
      int Nhard() const {return nhard_;}
      double evtPlane() const {return phi_;}
      double eccentricity() const {return eccentricity_;}
      int Ncharged() const {return nCharged_;}
      int NchargedMR() const {return nChargedMR_;}
      double MeanPt() const {return meanPt_;}
      double MeanPtMR() const {return meanPtMR_;}
      double EtMR() const {return EtMR_;}
      int NchargedPtCut() const {return nChargedPtCut_;}
      int NchargedPtCutMR() const {return nChargedPtCutMR_;}
      void setGenParticles(const reco::GenParticleCollection*) const;
      const std::vector<reco::GenParticleRef>    getSubEvent(unsigned int sub_id) const;

      int           getNsubs() const {return subevents_.size();}

   private:

      mutable SubEventCollection subevents_;
      int sel_;

      double b_;
      int npart_;
      int ncoll_;
      int nhard_;
      double phi_;
      double eccentricity_;
      int nCharged_;
      int nChargedMR_;
      double meanPt_;
      double meanPtMR_;
      double EtMR_;
      int nChargedPtCut_;
      int nChargedPtCutMR_;

   };
}
#endif