HitGapTrackRelationVarSet.h

/**************************************************************************
 * basf2 (Belle II Analysis Software Framework)                           *
 * Author: The Belle II Collaboration                                     *
 *                                                                        *
 * See git log for contributors and copyright holders.                    *
 * This file is licensed under LGPL-3.0, see LICENSE.md.                  *
 **************************************************************************/
#pragma once
 
#include <tracking/trackingUtilities/varsets/VarSet.h>
#include <tracking/trackingUtilities/varsets/VarNames.h>
 
#include <tracking/trackingUtilities/utilities/Relation.h>
 
namespace Belle2 {
  namespace TrackingUtilities {
    class CDCTrack;
  }
  namespace TrackFindingCDC {

    constexpr
    static char const* const hitGapTrackRelationVarNames[] = {
      "delta_hit_pos_phi",
      "delta_hit_mom_phi",
      "delta_hit_alpha",
 
      "delta_hit_z",
      "hit_distance",
      "hit_long_distance",
      "delta_hit_distance",
 
      "from_hit_forward",
      "to_hit_forward",
      "hit_forward",
      "hit_ptolemy",
    };

    struct HitGapTrackRelationVarNames : public
      TrackingUtilities::VarNames<TrackingUtilities::Relation<const TrackingUtilities::CDCTrack> > {

      // we shouldn't use public member variables but we do want to rewrite all related code using setters/getters
      // at least tell cppcheck that everything is fine
      // cppcheck-suppress duplInheritedMember
      static const size_t nVars = TrackingUtilities::size(hitGapTrackRelationVarNames);

      static constexpr char const* getName(int iName)
      {
        return hitGapTrackRelationVarNames[iName];
      }
    };

    class HitGapTrackRelationVarSet : public TrackingUtilities::VarSet<HitGapTrackRelationVarNames> {
 
    public:
      bool extract(const TrackingUtilities::Relation<const TrackingUtilities::CDCTrack>* ptrTrackRelation) final;
    };
  }
}