// 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;

}