TrackableFilter.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 O2_MCH_ROFFILTERING_TRACKABLE_FILTER_H_
#define O2_MCH_ROFFILTERING_TRACKABLE_FILTER_H_
 
#include <functional>
#include "DataFormatsMCH/ROFRecord.h"
#include <array>
#include <gsl/span>
#include "MCHBase/Trackable.h"
#include "MCHROFFiltering/ROFFilter.h"
 
namespace o2::mch
{
template <typename T>
ROFFilter
  createTrackableFilter(gsl::span<const T> items,
                        std::array<bool, 5> requestStation = {true, true, true, true, true},
                        bool moreCandidates = false)
{
  return [items, requestStation, moreCandidates](const ROFRecord& rof) {
    std::array<int, 10> nofItemsPerChamber = perChamber(items.subspan(rof.getFirstIdx(), rof.getNEntries()));
    return isTrackable(nofItemsPerChamber, requestStation, moreCandidates);
  };
}
 
} // namespace o2::mch
 
#endif