DigitReader.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_EMCAL_DIGITREADER_H
#define ALICEO2_EMCAL_DIGITREADER_H
 
#include "TTree.h"
#include "DataFormatsEMCAL/Digit.h"
#include "DataFormatsEMCAL/Cell.h"
#include "DataFormatsEMCAL/TriggerRecord.h"
 
namespace o2
{
namespace emcal
{
template <class InputType>
class DigitReader
{
 public:
  DigitReader() = default;
  ~DigitReader() = default;
 
  void openInput(const std::string fileName);
  bool readNextEntry();
  void clear();
  const std::vector<InputType>* getInputArray() const { return mInputArray; };
  const std::vector<TriggerRecord>* getTriggerArray() const { return mTriggerArray; };
 
 private:
  std::vector<InputType>* mInputArray = nullptr;
  std::vector<TriggerRecord>* mTriggerArray = nullptr;
  std::unique_ptr<TTree> mInputTree; // input tree for cells/digits
  int mCurrentEntry;                 // current entry in input file
 
  ClassDefNV(DigitReader, 1);
};
 
} // namespace emcal
} // namespace o2
 
#endif /* ALICEO2_EMCAL_DIGITREADER_H */