#ifdef __GNUG__
#pragma implementation
#endif

#ifdef CDF1
#include "run1cpp/bnk/GenpParticle.hh"
#endif

#include "Stntuple/obj/TStnLepton.hh"

ClassImp(TStnLepton)



//______________________________________________________________________________
void TStnLepton::ReadV1(TBuffer &R__b) {
  // read V1 of TStnLepton (was autogenerated...)

  TObject::Streamer(R__b);
  fMomentum.Streamer(R__b);
  R__b >> fCharge;
  R__b >> fGenpNumber;
}

//______________________________________________________________________________
void TStnLepton::Streamer(TBuffer &R__b)
{
   // Stream an object of class TStnLepton.

  UInt_t R__s, R__c;

  if (R__b.IsReading()) {
    Version_t R__v = R__b.ReadVersion(&R__s, &R__c); 
    if (R__v == 1) {
				// V1 streamer was auto-generated
      ReadV1(R__b);
    }
    else { 
				// current version - V2
      TObject::Streamer(R__b);
      fMomentum.Streamer(R__b);
      R__b >> fCharge;
      R__b >> fGenpNumber;
      R__b >> fObspNumber;
    }
    R__b.CheckByteCount(R__s, R__c,TStnLepton::IsA());
  } 
  else {
    R__c = R__b.WriteVersion(TStnLepton::IsA(), kTRUE);
    TObject::Streamer(R__b);
    fMomentum.Streamer(R__b);
    R__b << fCharge;
    R__b << fGenpNumber;
    R__b << fObspNumber;
    R__b.SetByteCount(R__c, kTRUE);
  }
}

//_____________________________________________________________________________
TStnLepton::TStnLepton() {
  fGenpNumber = -1;
  fObspNumber = -1;
}

//_____________________________________________________________________________
#ifdef CDF1
TStnLepton::TStnLepton(GENP_PARTICLE* mc) : fMomentum(*mc->Momentum()) {
  fMcNumber = mc->Number();
  fCharge   = mc->Charge();
}
#else
TStnLepton::TStnLepton(GENP_PARTICLE* mc) {
}
#endif

//_____________________________________________________________________________
TStnLepton::~TStnLepton() {
}

//_____________________________________________________________________________
void TStnLepton::Copy(TObject& Obj) const {
  // copy contents of '*this' into Obj

  int nb = ((char*)&fObspNumber)-(char*)this + sizeof(Int_t);
  memcpy(&Obj,this,nb);
}