SectorEdgeFluctuations.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_TPC_SECTOREDGEFLUCTUATIONS_H
#define ALICEO2_TPC_SECTOREDGEFLUCTUATIONS_H
 
#include <map>
#include <vector>
#include <string>
#include <utility>
#include "Rtypes.h"
 
class TTree;
 
namespace o2::tpc
{
 
struct SectorEdgeInterval {
  Long64_t startTimeMS{0};                    
  Long64_t endTimeMS{0};                      
  std::vector<std::pair<int, float>> sectors; 
  ClassDefNV(SectorEdgeInterval, 1);
};
 
class SectorEdgeFluctuations
{
 public:
  bool loadFromCSVFile(const std::string& filename);
 
  void dumpToFile(const char* file, const char* name = "ccdb_object", const char* brName = "SectorEdgeFluctuation");
 
  void loadFromFile(const char* inpf, const char* name = "ccdb_object", const int iEntry = 0, const char* brName = "SectorEdgeFluctuation");
 
  void setFromTree(TTree& tree, const int iEntry = 0, const char* brName = "SectorEdgeFluctuation");
 
  std::vector<std::pair<int, float>> getSectorsAtTime(int run, Long64_t timestampMS) const;
 
  static int parseSectorId(const std::string& sectorStr);
 
  size_t size() const
  {
    size_t n = 0;
    for (const auto& [run, v] : mIntervals) {
      n += v.size();
    }
    return n;
  }
 
  size_t getNRuns() const { return mIntervals.size(); }
  bool empty() const { return mIntervals.empty(); }
 
  const auto& getIntervals() const { return mIntervals; }
 
 private:
  std::map<int, std::vector<SectorEdgeInterval>> mIntervals;
 
  ClassDefNV(SectorEdgeFluctuations, 1);
};
 
} // namespace o2::tpc
 
#endif // ALICEO2_TPC_SECTOREDGEFLUCTUATIONS_H