PXDResultTruthVarSet.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/trackFindingCDC/varsets/VarSet.h>
#include <tracking/trackFindingCDC/varsets/VarNames.h>
#include <tracking/trackFindingCDC/varsets/FixedSizeNamedFloatTuple.h>
 
#include <tracking/ckf/pxd/entities/CKFToPXDResult.h>
#include <tracking/ckf/pxd/utilities/PXDMCUtil.h>
 
#include <framework/datastore/StoreObjPtr.h>
#include <framework/dataobjects/EventMetaData.h>
 
namespace Belle2 {
  constexpr
  static char const* const pxdResultTruthNames[] = {
    "truth",
    "truth_number_of_correct_hits",
    "truth_number_of_mc_pxd_hits",
    "truth_number_of_mc_svd_hits",
    "truth_number_of_mc_cdc_hits",
    "truth_event_number",
    "truth_seed_number",
  };
 
  class PXDResultTruthVarNames : public TrackFindingCDC::VarNames<CKFToPXDResult> {
 
  public:
    // 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 = TrackFindingCDC::size(pxdResultTruthNames);
 
    constexpr
    static char const* getName(int iName)
    {
      return pxdResultTruthNames[iName];
    }
  };
 
  class PXDResultTruthVarSet : public TrackFindingCDC::VarSet<PXDResultTruthVarNames> {
  public:
    bool extract(const CKFToPXDResult* result) final;
 
  private:
    StoreObjPtr<EventMetaData> m_eventMetaData;
 
    MCUtil m_mcUtil;
  };
}