LeptonJetIsolationAngle.h

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//
//
 
#ifndef PhysicsTools_PatUtils_LeptonJetIsolationAngle_h
#define PhysicsTools_PatUtils_LeptonJetIsolationAngle_h
 
#include "FWCore/Framework/interface/Event.h"
#include "FWCore/Framework/interface/ConsumesCollector.h"
#include "DataFormats/Common/interface/Handle.h"
#include "CLHEP/Vector/LorentzVector.h"
 
#include "DataFormats/PatCandidates/interface/Electron.h"
#include "DataFormats/PatCandidates/interface/Muon.h"
#include "DataFormats/PatCandidates/interface/Jet.h"
#include "PhysicsTools/PatUtils/interface/TrackerIsolationPt.h"
 
namespace pat {
 
  class LeptonJetIsolationAngle {
  public:
    LeptonJetIsolationAngle(edm::ConsumesCollector&& iC);
    ~LeptonJetIsolationAngle();
 
    float calculate(const Electron& anElectron,
                    const edm::Handle<edm::View<reco::Track> >& trackHandle,
                    const edm::Event& iEvent);
    float calculate(const Muon& aMuon,
                    const edm::Handle<edm::View<reco::Track> >& trackHandle,
                    const edm::Event& iEvent);
 
  private:
    float calculate(const CLHEP::HepLorentzVector& aLepton,
                    const edm::Handle<edm::View<reco::Track> >& trackHandle,
                    const edm::Event& iEvent);
    float spaceAngle(const CLHEP::HepLorentzVector& aLepton, const reco::CaloJet& aJet);
 
  private:
    TrackerIsolationPt trkIsolator_;
    edm::EDGetTokenT<reco::CaloJetCollection> jetToken_;
    edm::EDGetTokenT<std::vector<reco::GsfElectron> > electronsToken_;
  };
 
}  // namespace pat
 
#endif