GSFTrackMaker Class Reference

#include <GSFTrackMaker.h>

Public Member Functions
	GSFTrackMaker (const edm::ParameterSet &, edm::ConsumesCollector)
void	SetVars (HWW &, const edm::Event &, const edm::EventSetup &)

Private Attributes
edm::EDGetTokenT< edm::View < reco::GsfTrack > >	GSFTrack_

Detailed Description

Definition at line 9 of file GSFTrackMaker.h.

Constructor & Destructor Documentation

GSFTrackMaker::GSFTrackMaker	(	const edm::ParameterSet &	iConfig,
		edm::ConsumesCollector	iCollector
	)

Definition at line 12 of file GSFTrackMaker.cc.

References edm::ConsumesCollector::consumes(), edm::ParameterSet::getParameter(), and GSFTrack_.

                                                                                            {

  GSFTrack_ = iCollector.consumes<edm::View<reco::GsfTrack> > (iConfig.getParameter<edm::InputTag>("gsftracksInputTag"));

}

Member Function Documentation

void GSFTrackMaker::SetVars	(	HWW &	hww,
		const edm::Event &	iEvent,
		const edm::EventSetup &	iSetup
	)

Definition at line 18 of file GSFTrackMaker.cc.

References edm::EventSetup::get(), edm::Event::getByToken(), GSFTrack_, HWW::gsftrks_d0(), HWW::gsftrks_d0Err(), HWW::gsftrks_d0phiCov(), HWW::gsftrks_etaErr(), HWW::gsftrks_p4(), HWW::gsftrks_phiErr(), HWW::gsftrks_vertex_p4(), HWW::gsftrks_z0(), HWW::gsftrks_z0Err(), i, HWW::Load_gsftrks_d0(), HWW::Load_gsftrks_d0Err(), HWW::Load_gsftrks_d0phiCov(), HWW::Load_gsftrks_etaErr(), HWW::Load_gsftrks_p4(), HWW::Load_gsftrks_phiErr(), HWW::Load_gsftrks_vertex_p4(), HWW::Load_gsftrks_z0(), and HWW::Load_gsftrks_z0Err().

Referenced by HWWAnalyzer::analyze().

{
  using namespace edm;
  using std::vector;
  using reco::Track;
  using reco::TrackBase;

  hww.Load_gsftrks_p4();
  hww.Load_gsftrks_vertex_p4();
  hww.Load_gsftrks_d0();
  hww.Load_gsftrks_z0();
  hww.Load_gsftrks_d0Err();
  hww.Load_gsftrks_z0Err();
  hww.Load_gsftrks_etaErr();
  hww.Load_gsftrks_phiErr();
  hww.Load_gsftrks_d0phiCov();

  bool validToken;

  Handle<edm::View<reco::GsfTrack> > track_h;
  validToken = iEvent.getByToken(GSFTrack_, track_h);
  if(!validToken) return;

  edm::ESHandle<MagneticField> theMagField;
  iSetup.get<IdealMagneticFieldRecord>().get(theMagField);
  
  edm::ESHandle<TrackerGeometry> theG;
  iSetup.get<TrackerDigiGeometryRecord>().get(theG);
  
  edm::View<reco::GsfTrack>::const_iterator tracks_end = track_h->end();
  
  for (edm::View<reco::GsfTrack>::const_iterator i = track_h->begin(); i != tracks_end; ++i) {

    hww.gsftrks_p4()           .push_back( LorentzVector( i->px(), i->py(), i->pz(), i->p() )       );
    hww.gsftrks_vertex_p4()    .push_back( LorentzVector(i->vx(),i->vy(), i->vz(), 0.)              );
    hww.gsftrks_d0()           .push_back( i->d0()                                                  );
    hww.gsftrks_z0()           .push_back( i->dz()                                                  );
    hww.gsftrks_d0Err()        .push_back( i->d0Error()                                             );
    hww.gsftrks_z0Err()        .push_back( i->dzError()                                             );
    hww.gsftrks_etaErr()       .push_back( i->etaError()                                            );
    hww.gsftrks_phiErr()       .push_back( i->phiError()                                            );
    hww.gsftrks_d0phiCov()     .push_back( -i->covariance(TrackBase::i_phi, TrackBase::i_dxy)       );

  }
}

Member Data Documentation

edm::EDGetTokenT<edm::View<reco::GsfTrack> > GSFTrackMaker::GSFTrack_

private

Definition at line 18 of file GSFTrackMaker.h.

Referenced by GSFTrackMaker(), and SetVars().