Mille.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 MILLE_H
#define MILLE_H
 
#include <fstream>
#include <TArrayI.h>
#include <TArrayF.h>
 
namespace o2
{
namespace align
{
 
class Mille
{
 public:
  Mille(const std::string& outFileName, bool asBinary = true, bool writeZero = false);
  void mille(int NLC, const float* derLc, int NGL, const float* derGl, const int* label, float rMeas, float sigma);
  void special(int nSpecial, const float* floatings, const int* integers);
  void clear();
  int finalise();
  void kill() { clear(); };        // alias to old Mille method
  int end() { return finalise(); } //  alias to old Mille method
 
 private:
  static constexpr int MaxLabel = 0x7fffffff;
  std::ofstream mOutFile = {};     
  bool mAsBinary = true;           
  bool mWriteZero = false;         
  bool mHasSpecial = false;        
  std::vector<int> mBufferInt;     
  std::vector<float> mBufferFloat; 
};
 
} // namespace align
} // namespace o2
 
#endif