ConversionTrackEcalImpactPoint.h

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#ifndef ConversionTrackEcalImpactPoint_H
#define ConversionTrackEcalImpactPoint_H

#include "DataFormats/TrajectorySeed/interface/PropagationDirection.h"
#include "DataFormats/TrackReco/interface/Track.h"
#include "DataFormats/TrackReco/interface/TrackExtra.h"
//
#include "FWCore/Framework/interface/ESHandle.h"
#include "FWCore/Framework/interface/EventSetup.h"
#include "FWCore/Framework/interface/Event.h"
//
#include "DataFormats/Common/interface/Handle.h"
#include "DataFormats/EgammaTrackReco/interface/TrackSuperClusterAssociation.h"
#include "DataFormats/CaloRecHit/interface/CaloCluster.h"
#include "DataFormats/CaloRecHit/interface/CaloClusterFwd.h"
//
#include "TrackingTools/TrajectoryState/interface/TrajectoryStateOnSurface.h"
#include "TrackingTools/TransientTrack/interface/TransientTrack.h"
#include "TrackingTools/TransientTrack/interface/TrackTransientTrack.h"
#include "TrackingTools/MaterialEffects/interface/PropagatorWithMaterial.h"
//
#include "DataFormats/GeometrySurface/interface/SimpleCylinderBounds.h"
#include "DataFormats/GeometrySurface/interface/SimpleDiskBounds.h"
#include "DataFormats/GeometrySurface/interface/Cylinder.h"
#include "DataFormats/GeometrySurface/interface/BoundCylinder.h"
#include "DataFormats/GeometrySurface/interface/BoundDisk.h"

class ConversionTrackEcalImpactPoint {
public:
  ConversionTrackEcalImpactPoint(const MagneticField* field);

  ~ConversionTrackEcalImpactPoint();

  std::vector<math::XYZPointF> find(const std::vector<reco::TransientTrack>& tracks,
                                    const edm::Handle<edm::View<reco::CaloCluster> >& bcHandle);

  std::vector<reco::CaloClusterPtr> matchingBC() const { return matchingBC_; }
  void setMagneticField(const MagneticField* mf) { theMF_ = mf; }

private:
  const MagneticField* theMF_;

  TrajectoryStateOnSurface stateAtECAL_;

  PropagatorWithMaterial* forwardPropagator_;
  PropagationDirection dir_;
  std::vector<reco::CaloClusterPtr> matchingBC_;

  static const ReferenceCountingPointer<BoundCylinder> theBarrel_;
  static const ReferenceCountingPointer<BoundDisk> theNegativeEtaEndcap_;
  static const ReferenceCountingPointer<BoundDisk> thePositiveEtaEndcap_;

  static const BoundCylinder& barrel() { return *theBarrel_; }
  static const BoundDisk& negativeEtaEndcap() { return *theNegativeEtaEndcap_; }
  static const BoundDisk& positiveEtaEndcap() { return *thePositiveEtaEndcap_; }
};

#endif  // ConversionTrackEcalImpactPoint_H