RecoCandidate.cc

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#include "DataFormats/RecoCandidate/interface/RecoCandidate.h"
#include "DataFormats/GsfTrackReco/interface/GsfTrack.h"
#include "FWCore/Utilities/interface/Exception.h"
 
using namespace reco;
 
RecoCandidate::~RecoCandidate() {}
 
RecoCandidate* RecoCandidate::clone() const {
  throw cms::Exception("LogicError", "reco::RecoCandidate is abstract, so it's clone() method can't be implemented.\n");
}
 
TrackRef RecoCandidate::track() const { return TrackRef(); }
 
TrackRef RecoCandidate::track(size_t) const { return TrackRef(); }
 
size_t RecoCandidate::numberOfTracks() const { return 0; }
 
GsfTrackRef RecoCandidate::gsfTrack() const { return GsfTrackRef(); }
 
TrackRef RecoCandidate::standAloneMuon() const { return TrackRef(); }
 
TrackRef RecoCandidate::combinedMuon() const { return TrackRef(); }
 
SuperClusterRef RecoCandidate::superCluster() const { return SuperClusterRef(); }
 
CaloTowerRef RecoCandidate::caloTower() const { return CaloTowerRef(); }
 
const Track* RecoCandidate::bestTrack() const {
  TrackRef muRef = combinedMuon();
  if (muRef.isNonnull())
    return muRef.get();
  TrackRef trkRef = track();
  if (trkRef.isNonnull())
    return trkRef.get();
  GsfTrackRef gsfTrkRef = gsfTrack();
  if (gsfTrkRef.isNonnull())
    return gsfTrkRef.get();
  TrackRef staRef = standAloneMuon();
  if (staRef.isNonnull())
    return staRef.get();
  return nullptr;
}
 
TrackBaseRef RecoCandidate::bestTrackRef() const {
  TrackRef muRef = combinedMuon();
  if (muRef.isNonnull())
    return TrackBaseRef(muRef);
  TrackRef trkRef = track();
  if (trkRef.isNonnull())
    return TrackBaseRef(trkRef);
  GsfTrackRef gsfTrkRef = gsfTrack();
  if (gsfTrkRef.isNonnull())
    return TrackBaseRef(gsfTrkRef);
  TrackRef staRef = standAloneMuon();
  if (staRef.isNonnull())
    return TrackBaseRef(staRef);
  return TrackBaseRef();
}
 
RecoCandidate::TrackType RecoCandidate::bestTrackType() const {
  if (combinedMuon().isNonnull())
    return recoTrackType;
  if (track().isNonnull())
    return recoTrackType;
  if (gsfTrack().isNonnull())
    return gsfTrackType;
  return noTrackType;
}
 
float RecoCandidate::dzError() const {
  const Track* tr = bestTrack();
  if (tr != nullptr)
    return tr->dzError();
  else
    return 0;
}
float RecoCandidate::dxyError() const {
  const Track* tr = bestTrack();
  if (tr != nullptr)
    return tr->dxyError();
  else
    return 0;
}