Hit.cxx

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// Copyright 2019-2020 CERN and copyright holders of ALICE O2.
// See https://alice-o2.web.cern.ch/copyright for details of the copyright holders.
// All rights not expressly granted are reserved.
//
// This software is distributed under the terms of the GNU General Public
// License v3 (GPL Version 3), copied verbatim in the file "COPYING".
//
// In applying this license CERN does not waive the privileges and immunities
// granted to it by virtue of its status as an Intergovernmental Organization
// or submit itself to any jurisdiction.
 
#include "DataFormatsCPV/Hit.h"
 
using namespace o2::cpv;
 
ClassImp(o2::cpv::Hit);
 
void Hit::PrintStream(std::ostream& stream) const
{
  stream << "CPV hit: Track " << GetTrackID() << " in detector segment " << GetDetectorID() << " at position ("
         << GetX() << "|" << GetY() << "|" << GetZ() << "), charge deposited " << GetEnergyLoss() << std::endl;
}
 
Bool_t Hit::operator<(const Hit& rhs) const
{
  if (GetDetectorID() == rhs.GetDetectorID()) {
    return GetTrackID() < rhs.GetTrackID();
  }
  return GetDetectorID() < rhs.GetDetectorID();
}
 
Bool_t Hit::operator==(const Hit& rhs) const
{
  return ((GetDetectorID() == rhs.GetDetectorID()) && (GetTrackID() == rhs.GetTrackID()));
}
 
Hit& Hit::operator+=(const Hit& rhs)
{
  if (rhs.GetEnergyLoss() > GetEnergyLoss()) {
    SetTime(rhs.GetTime());
  }
  SetEnergyLoss(GetEnergyLoss() + rhs.GetEnergyLoss());
  return *this;
}
 
Hit operator+(const Hit& lhs, const Hit& rhs)
{
  // Hit::Hit(int trackID, int detID, const math_utils::Point3D<float>& pos, double tof, double qLoss)
  return Hit(lhs.GetTrackID(), lhs.GetDetectorID(), lhs.GetPos(),
             lhs.GetEnergyLoss() > rhs.GetEnergyLoss() ? lhs.GetTime() : rhs.GetTime(),
             lhs.GetEnergyLoss() + rhs.GetEnergyLoss());
}
 
std::ostream& operator<<(std::ostream& stream, const Hit& p)
{
  p.PrintStream(stream);
  return stream;
}