Hit.h

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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.
 
#ifndef O2_MCH_SIMULATION_HIT_H
#define O2_MCH_SIMULATION_HIT_H
 
#include "SimulationDataFormat/BaseHits.h"
#include "CommonUtils/ShmAllocator.h"
 
namespace o2
{
namespace mch
{
 
class Hit : public ::o2::BasicXYZEHit<float>
{
 
 public:
  Hit(int trackId = 0, short detElemId = 0, math_utils::Point3D<float> entrancePoint = {}, const math_utils::Point3D<float> exitPoint = {},
      float eloss = 0.0, float length = 0.0, float entranceTof = 0.0, float eTot = 0.0)
    : ::o2::BasicXYZEHit<float>(entrancePoint.x(), entrancePoint.y(), entrancePoint.z(), entranceTof, eloss, trackId, detElemId), mLength{length}, mExitPoint(exitPoint), mEtot{eTot}
  {
  }
 
  math_utils::Point3D<float> entrancePoint() const { return GetPos(); }
  math_utils::Point3D<float> exitPoint() const { return mExitPoint; }
 
  // time in s
  float entranceTof() const { return GetTime(); }
  // particle energy in GeV
  float eTot() const { return mEtot; }
 
  short detElemId() const { return GetDetectorID(); }
 
 private:
  float mLength = {};
  math_utils::Point3D<float> mExitPoint = {};
  float mEtot = {};
  ClassDefNV(Hit, 1);
};
 
} // namespace mch
} // namespace o2
 
#ifdef USESHM
namespace std
{
template <>
class allocator<o2::mch::Hit> : public o2::utils::ShmAllocator<o2::mch::Hit>
{
};
} // namespace std
#endif
 
#endif