Trigger.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 DETECTORS_HMPID_BASE_INCLUDE_HMPIDBASE_TRIGGER_H_
#define DETECTORS_HMPID_BASE_INCLUDE_HMPIDBASE_TRIGGER_H_
 
#include <iosfwd>
#include "CommonDataFormat/InteractionRecord.h"
#include "CommonDataFormat/RangeReference.h"
 
namespace o2
{
namespace hmpid
{
class Trigger
{
  using DataRange = o2::dataformats::RangeReference<int>;
 
 public:
  static inline uint64_t getTriggerID(uint32_t Orbit, uint16_t BC) { return ((Orbit << 12) | (0x0FFF & BC)); };
 
 public:
  Trigger() = default;
  Trigger(InteractionRecord ir, int32_t first, int32_t n) : mIr(ir), mDataRange(first, n) {}
 
  const InteractionRecord& getIr() const { return mIr; };
  uint32_t getOrbit() const { return mIr.orbit; };
  uint16_t getBc() const { return mIr.bc; };
  uint64_t getTriggerID() const { return ((mIr.orbit << 12) | (0x0FFF & mIr.bc)); };
  void setDataRange(int firstentry, int nentries) { mDataRange.set(firstentry, nentries); }
  int getNumberOfObjects() const { return mDataRange.getEntries(); }
  int getFirstEntry() const { return mDataRange.getFirstEntry(); }
  int getLastEntry() const { return mDataRange.getFirstEntry() + mDataRange.getEntries() - 1; }
  void setOrbit(uint32_t orbit)
  {
    mIr.orbit = orbit;
    return;
  }
  void setBC(uint16_t bc)
  {
    mIr.bc = bc;
    return;
  }
  void setTriggerID(uint64_t trigger)
  {
    mIr.orbit = (trigger >> 12);
    mIr.bc = (trigger & 0x0FFF);
    return;
  }
 
  // Operators definition !
  friend inline bool operator<(const Trigger& l, const Trigger& r) { return l.getTriggerID() < r.getTriggerID(); };
  friend inline bool operator==(const Trigger& l, const Trigger& r) { return l.getTriggerID() == r.getTriggerID(); };
  friend inline bool operator>(const Trigger& l, const Trigger& r) { return r < l; };
  friend inline bool operator<=(const Trigger& l, const Trigger& r) { return !(l > r); };
  friend inline bool operator>=(const Trigger& l, const Trigger& r) { return !(l < r); };
  friend inline bool operator!=(const Trigger& l, const Trigger& r) { return !(l == r); };
 
  // Digit ASCII format (Orbit,BunchCrossing)[LHC Time nSec]
  friend std::ostream& operator<<(std::ostream& os, const Trigger& d);
 
 private:
  // Members
  InteractionRecord mIr;
  DataRange mDataRange; 
 
  ClassDefNV(Trigger, 2);
};
 
} // namespace hmpid
} // namespace o2
 
#endif /* DETECTORS_HMPID_BASE_INCLUDE_HMPIDBASE_TRIGGER_H_ */