MuonAssociation.cxx

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/*
  Copyright (C) 2002-2019 CERN for the benefit of the ATLAS collaboration
*/
 
                                        
#include "MuonIDEvent/MuonAssociation.h"
 
namespace Analysis
{
  
 
  MuonAssociation::MuonAssociation()
  {  } 
  
  MuonAssociation::MuonAssociation(const NameType& name)
  { this->setName(name); }  
  
  JetAssociationBase* MuonAssociation::clone() const
  { return new MuonAssociation( *this );}
 
  const Muon* MuonAssociation::muon() const
  {
    //get muon from Navigable
    if (this->size() ==0) 
      return 0;
    else if (this->size() > 1)
      return 0;
    // this shouldn't happen
    else 
      return getConstituentPtr((this->getConstituents()).begin());
  }
  
  void  MuonAssociation::set_muon(const MuonContainer* theContainer,
               const Muon* the_muon,
               double weight)
  {
    double newWeight = weight;
    // muon already in collection
    if ( this->contains(the_muon) )
      {
    // update weight
    newWeight *= this->getMuonWeight(the_muon);
    // remove the previous muon 
    this->remove(the_muon);
      }
    
    // from Navigable base
    this->putElement(theContainer,the_muon,newWeight);
    
  }
  
  void  MuonAssociation::set_muon(const MuonContainer* theContainer,
               const index_type& theIndex,
               double weight)
  {
    double newWeight = weight;
    // muon already in collection
    if ( this->contains(theContainer,theIndex) )
      {
    // update weight
    newWeight *= this->getMuonWeight(theContainer,theIndex);
    // remove the previous muon
    this->remove(theContainer,theIndex);
      }
    
    // from Navigable base
    this->putElement(theContainer,theIndex,newWeight);
    
  }
  
  double MuonAssociation::getMuonWeight(const Muon* the_muon) const
  {
    // from Navigable
    return (this->contains(the_muon) )
      ? this->getParameter(the_muon)
      : 0.;
  }
  
  double MuonAssociation::getMuonWeight(const MuonContainer* theContainer,
                                        const index_type& theIndex) const
  {
    // from Navigable
    return (this->contains(theContainer,theIndex))
      ? this->getParameter(theContainer,theIndex)
      : 0.;
  }
  
  
}