CaloCellSelectorNearestdR.h

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/*
  Copyright (C) 2002-2017 CERN for the benefit of the ATLAS collaboration
*/

// CaloCellSelectorNearestdR.h, (c) ATLAS Detector software
#ifndef CALOCELLSELECTORLAYERDR_H
#define CALOCELLSELECTORLAYERDR_H
 
#include "RecoToolInterfaces/ICaloCellSelector.h"
 
namespace Trk {
    class CaloExtension;
 
    // Using dR from the nearest interpolation point as selection criteria
    // the nearest interpolation point need not be at the same layer as the cell
    // so the "missing calo cell at another layer" problem in the "classic" method
    // is avoided.
    // Slower as need to find nearest interpoaltion point for each calo cell
 
    class CaloCellSelectorNearestdR : public ICaloCellSelector {
    public:
        CaloCellSelectorNearestdR(double coneSize);
        ~CaloCellSelectorNearestdR();
 
        bool preSelectAction(const Trk::CaloExtension& caloExtension);
 
        bool select(const CaloCell& cell) const;  // select or reject the cell
 
    private:
        const Trk::CaloExtension* m_caloExtension;
        double m_coneSize2;
    };
 
}  // namespace Trk
 
#endif