ggPFTracks.h

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#ifndef ggPFTracks_h
#define ggPFTracks_h
#include "DataFormats/EgammaCandidates/interface/Conversion.h"
#include "DataFormats/EgammaCandidates/interface/Photon.h"
#include "DataFormats/EgammaCandidates/interface/GsfElectron.h"
#include "DataFormats/ParticleFlowCandidate/interface/PFCandidate.h"
#include "DataFormats/VertexReco/interface/VertexFwd.h"
#include "DataFormats/GsfTrackReco/interface/GsfTrack.h"
#include "TVector3.h"
using namespace edm;
using namespace std;
using namespace reco;

class ggPFTracks{
 public:
  explicit ggPFTracks(
              edm::Handle<BeamSpot>& beamSpotHandle
              );
  virtual ~ggPFTracks();
  
  virtual void getPFConvTracks(
                   reco::Photon phot,
                   //reco::PFCandidate PFCand, 
                   vector<edm::RefToBase<reco::Track> > &Tracks, 
                   reco::ConversionRefVector &conversions,
                   vector<edm::RefToBase<reco::Track> > &SLTracks, 
                   reco::ConversionRefVector &SLconversions
                   );
  std::pair<float,float> BeamLineInt(
            reco::SuperClusterRef sc,
            vector<edm::RefToBase<reco::Track> > &Tracks, 
            reco::ConversionRefVector &conversions,
            vector<edm::RefToBase<reco::Track> > &SLTracks, 
            reco::ConversionRefVector &SLconversions
            );
  std::pair<float,float> gsfTrackProj(
                      reco::GsfTrackRef gsf
                      );
  std::pair<float,float> gsfElectronProj(
                     reco::GsfElectron gsf
                     );
  std::pair<float,float> TrackProj(
                   bool isEb,
                   reco::GsfTrackRef gsf,
                   vector<edm::RefToBase<reco::Track> > &SLTracks, 
                   reco::ConversionRefVector &SLconversions
          );
  std::pair<float, float> CombZVtx(
         reco::SuperClusterRef sc, 
         reco::GsfTrackRef gsf,
         vector<edm::RefToBase<reco::Track> > &Tracks, 
         reco::ConversionRefVector &conversions,
         vector<edm::RefToBase<reco::Track> > &SLTracks, 
         reco::ConversionRefVector &SLconversions
         );
  std::pair<float, float> SLCombZVtx(
                     reco::Photon phot,
                     bool &hasSL
                     );
  bool isConv(){return isConv_;}
  

 private:

  Handle<BeamSpot> beamSpotHandle_;
  bool isConv_;  
};
#endif