/data/refman/pasoursint/CMSSW_4_1_8_patch13/src/RecoJets/JetAssociationAlgorithms/interface/JetTracksAssociationDRVertex.h

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// \class JetTracksAssociationDRVertex
// Associate jets with tracks by simple "delta R" criteria
// Fedor Ratnikov (UMd), Aug. 28, 2007
// $Id: JetTracksAssociationDRVertex.h,v 1.4 2009/03/30 15:06:33 bainbrid Exp $

#ifndef RecoJets_JetAssociationAlgorithms_JetTracksAssociationDRVertex_h
#define RecoJets_JetAssociationAlgorithms_JetTracksAssociationDRVertex_h

#include "RecoJets/JetAssociationAlgorithms/interface/JetTracksAssociationDR.h"
#include "DataFormats/Math/interface/Vector3D.h"
#include <vector>

class JetTracksAssociationDRVertex : public JetTracksAssociationDR {

 public:

  explicit JetTracksAssociationDRVertex( double dr_threshold );
  
  ~JetTracksAssociationDRVertex();

  void produce( Association*,
                const Jets&,
                const Tracks&,
                const TrackQuality& );
  
  void produce( Association*,
                const JetRefs&,
                const TrackRefs& );
  
  // Associates tracks to the given jet
  void associateTracksToJet( reco::TrackRefVector&,
                             const reco::Jet&,
                             const TrackRefs& );
  
  // Calculates track impact points at calorimeter face
  void propagateTracks( const TrackRefs& );
  
 private:
  
  std::vector<math::RhoEtaPhiVector> propagatedTracks_;
  
};

#endif // RecoJets_JetAssociationAlgorithms_JetTracksAssociationDRVertex_h