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#ifndef DataFormats_JetReco_TrackJet_h
#define DataFormats_JetReco_TrackJet_h
/** \class reco::TrackJet
*
* \short Jets made out of tracks
*
* TrackJet represents Jets with tracks as constituents.
* The consitutents are in this case RecoChargedRefCandidates, that
* preserve the Refs to the original tracks. Those Refs are used to
* provide transparent access to the tracks.
*
* \author Steven Lowette
*
*
************************************************************/
#include "DataFormats/JetReco/interface/Jet.h"
#include "DataFormats/RecoCandidate/interface/RecoChargedRefCandidate.h"
#include "DataFormats/VertexReco/interface/VertexFwd.h"
namespace reco {
class TrackJet : public Jet {
public:
/// Default constructor
TrackJet();
/// Constructor without constituents
TrackJet(const LorentzVector& fP4, const Point& fVertex);
/// Constructor from RecoChargedRefCandidate constituents
TrackJet(const LorentzVector& fP4, const Point& fVertex, const Jet::Constituents& fConstituents);
/// Destructor
~TrackJet() override {}
/// Polymorphic clone
TrackJet* clone() const override;
/// Number of track daughters
size_t numberOfTracks() const { return numberOfDaughters(); }
/// Return Ptr to the track costituent
virtual edm::Ptr<reco::Track> track(size_t i) const;
/// Return pointers to all track costituents
std::vector<edm::Ptr<reco::Track> > tracks() const;
/// calculate and set the charge by adding up the constituting track charges
void resetCharge();
/// get associated primary vertex
const reco::VertexRef primaryVertex() const;
/// set associated primary vertex
void setPrimaryVertex(const reco::VertexRef& vtx);
/// check jet to be associated to the hard primary vertex
bool fromHardVertex() const { return (this->primaryVertex().index() == 0); }
/// Print object
std::string print() const override;
private:
/// Polymorphic overlap
bool overlap(const Candidate& dummy) const override;
private:
/// Associated primary vertex
reco::VertexRef vtx_;
};
} // namespace reco
#endif
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