CaloCellSelectorUtils.h

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/*
  Copyright (C) 2002-2017 CERN for the benefit of the ATLAS collaboration
*/
 
#ifndef CALOCELLSELECTORUTILS_H
#define CALOCELLSELECTORUTILS_H
 
#include "TrkCaloExtension/CaloExtension.h"
 
namespace Utils {
    double deltaPhi(double phi1, double phi2);
 
    double deltaR2(double eta1, double eta2, double phi1, double phi2);
 
    double deltaR(double eta1, double eta2, double phi1, double phi2);
 
    void findNearestPoint(const Amg::Vector3D& inputPos, const Trk::CaloExtension* caloExtension, int& nearestIdx,
                          Amg::Vector3D& nearestPos, Amg::Vector3D& nearestMom);
}  // namespace Utils
 
#endif