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PreshowerCluster.h

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#ifndef DataFormats_EgammaReco_PreshowerCluster_h
#define DataFormats_EgammaReco_PreshowerCluster_h
/*
 * Preshower cluster class
 *
 * \authors Dmirty Bandurin (KSU), Ted Kolberg (ND)
 */
// $Id: PreshowerCluster.h,v 1.17 2008/04/28 19:46:15 meridian Exp $
//
#include "DataFormats/Math/interface/Point3D.h"
#include "DataFormats/EgammaReco/interface/BasicCluster.h"
#include "DataFormats/EgammaReco/interface/BasicClusterFwd.h" 

#include <cmath>

namespace reco {

  class PreshowerCluster : public CaloCluster {
  public:

    typedef math::XYZPoint Point;

    PreshowerCluster() : CaloCluster(0., Point(0.,0.,0.)) { };

    virtual ~PreshowerCluster();

    PreshowerCluster(const double E, const Point& pos, 
                     const std::vector<DetId> usedHits, 
                     const int plane);

    PreshowerCluster(const PreshowerCluster&);

    int nhits() const {return usedHits_.size();}

    int plane() const { return plane_; }

    double et() const { return energy()/cosh(eta()); }

    bool operator==(const PreshowerCluster&) const;
    bool operator<(const PreshowerCluster&) const;

    BasicClusterRef basicCluster() const {return bc_ref_;}

    std::vector<DetId> getHitsByDetId() const { return usedHits_; }

    void setBCRef( const BasicClusterRef & r ) { bc_ref_ = r; }

  private:

    int plane_;

    BasicClusterRef bc_ref_;

    std::vector<DetId> usedHits_;
  };
}
#endif

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