MCEventStats.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 ALICEO2_DATAFORMATS_MCEVENTSTATS_H_
#define ALICEO2_DATAFORMATS_MCEVENTSTATS_H_
 
#include "Rtypes.h" // to get ClassDef?
 
namespace o2
{
namespace dataformats
{
 
class MCEventStats
{
 public:
  void setNHits(int n) { mNOfHits = n; }
  int getNHits() const { return mNOfHits; }
  void setNTransportedTracks(int n) { mNOfTransportedTracks = n; }
  int getNTransportedTracks() const { return mNOfTransportedTracks; }
  void setNKeptTracks(int n) { mNOfKeptTracks = n; }
  int getNKeptTracks() const { return mNOfKeptTracks; }
  void setNSteps(int n) { mNOfSteps = n; }
  int getNSteps() const { return mNOfSteps; }
 
  void add(MCEventStats const& other)
  {
    mNOfHits += other.mNOfHits;
    mNOfTransportedTracks += other.mNOfTransportedTracks;
    mNOfKeptTracks += other.mNOfKeptTracks;
    mNOfSteps += other.mNOfSteps;
  }
 
 private:
  // store a view global properties that this event
  // had in the current simulation (which can be used quick filtering/searching)
 
  int mNOfHits = 0;              // number of hits produced
  int mNOfTransportedTracks = 0; // number of tracks transported
  int mNOfKeptTracks = 0;        // number of tracks stored/kept in output
  int mNOfSteps = 0;             // number of MC steps done
 
  ClassDefNV(MCEventStats, 1);
 
}; 
/*****************************************************************/
/*****************************************************************/
 
} /* namespace dataformats */
} /* namespace o2 */
 
#endif /* ALICEO2_DATAFORMATS_MCEVENTSTATS_H_ */