EventsPerBc.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 _FT0_EVENTS_PER_BC_CALIB_OBJECT
#define _FT0_EVENTS_PER_BC_CALIB_OBJECT
 
#include "CommonConstants/LHCConstants.h"
#include <Rtypes.h>
#include <TH1F.h>
#include <memory>
 
namespace o2::ft0
{
struct EventsPerBc {
  std::array<double, o2::constants::lhc::LHCMaxBunches> histogram;
 
  std::unique_ptr<TH1F> toTH1F(const char* name = "eventsPerBc") const
  {
    constexpr int N = o2::constants::lhc::LHCMaxBunches;
    auto h = std::make_unique<TH1F>(name, name, N, 0, N);
    for (int i = 0; i < N; ++i) {
      h->SetBinContent(i + 1, histogram[i]);
    }
    return h;
  }
 
  ClassDefNV(EventsPerBc, 1);
};
} // namespace o2::ft0
#endif