/afs/cern.ch/work/a/aaltunda/public/www/CMSSW_5_3_14/src/DataFormats/ParticleFlowReco/src/PFBlockElementGsfTrack.cc

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#include "DataFormats/ParticleFlowReco/interface/PFBlockElementGsfTrack.h"
#include "DataFormats/ParticleFlowReco/interface/PFRecTrack.h"
#include "DataFormats/Common/interface/Ref.h" 
#include "DataFormats/TrackReco/interface/Track.h"
#include "DataFormats/ParticleFlowReco/interface/PFTrajectoryPoint.h"

#include <iomanip>

using namespace reco;
using namespace std;


PFBlockElementGsfTrack::PFBlockElementGsfTrack(const GsfPFRecTrackRef& gsfref, 
                                               const math::XYZTLorentzVector& Pin, 
                                               const math::XYZTLorentzVector& Pout ) : 
  PFBlockElement( GSF ),
  GsftrackRefPF_( gsfref ), 
  GsftrackRef_( gsfref->gsfTrackRef() ),
  Pin_(Pin),
  Pout_(Pout),
  trackType_(0){

  if(gsfref.isNull() )
    throw cms::Exception("NullRef")
      <<" PFBlockElementGsfTrack constructed from a null reference to PFGsfRecTrack.";
  const reco::PFTrajectoryPoint& atECAL 
    = gsfref->extrapolatedPoint( reco::PFTrajectoryPoint::ECALEntrance );
  if( atECAL.isValid() ) 
    positionAtECALEntrance_.SetCoordinates( atECAL.position().x(),
                                            atECAL.position().y(),
                                            atECAL.position().z() );

  
  setTrackType( DEFAULT, true );      
}

void PFBlockElementGsfTrack::Dump(ostream& out, 
                               const char* tab ) const {
  
  if(! out ) return;
 
  if( !GsftrackRefPF_.isNull() ) {

    //    double charge = trackPF().charge;
    double charge = GsftrackRefPF_->charge();
    math::XYZTLorentzVector pin = Pin_;
    math::XYZTLorentzVector pout = Pout_;
    double ptin = pin.pt();
    double etain = pin.eta();
    double phiin = pin.phi();
    double ptout = pout.pt();
    double etaout = pout.eta();
    double phiout = pout.phi();
    out<<setprecision(0);
    out<<tab<<setw(7)<<"charge="<<setw(3)<<charge;
    out<<setprecision(3);
    out<<setiosflags(ios::right);
    out<<setiosflags(ios::fixed);
    out<<", Inner pT  ="<<setw(7)<<ptin;
    out<<" Inner (eta,phi)= (";
    out<< etain <<",";
    out<< phiin <<")";
    out<<", Outer pT  ="<<setw(7)<<ptout;
    out<<" Outer (eta,phi)= (";
    out<< etaout <<",";
    out<< phiout <<")";
    out<<resetiosflags(ios::right|ios::fixed); }

}