CKFToPXDFindlet.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/findlets/base/Findlet.h>
 
#include <tracking/ckf/svd/findlets/SpacePointLoader.h>
#include <tracking/ckf/general/findlets/TrackLoader.h>
#include <tracking/ckf/general/findlets/StateCreator.dcl.h>
#include <tracking/ckf/general/findlets/StateCreatorWithReversal.dcl.h>
#include <tracking/ckf/general/findlets/CKFRelationCreator.dcl.h>
#include <tracking/ckf/general/findlets/TreeSearcher.dcl.h>
#include <tracking/ckf/general/findlets/OverlapResolver.dcl.h>
#include <tracking/ckf/pxd/findlets/PXDStateRejecter.h>
#include <tracking/ckf/general/findlets/SpacePointTagger.dcl.h>
#include <tracking/ckf/general/findlets/ResultStorer.dcl.h>
 
#include <tracking/ckf/pxd/filters/relations/ChooseablePXDRelationFilter.h>
#include <tracking/ckf/pxd/filters/results/ChooseablePXDResultFilter.h>
 
#include <tracking/trackFindingCDC/utilities/WeightedRelation.h>
 
#include <string>
#include <vector>
 
namespace Belle2 {
  class RecoTrack;
  class SpacePoint;
  class PXDCluster;
  class CKFToPXDResult;
  class CKFToPXDState;
 
  class ModuleParamList;

  class CKFToPXDFindlet : public TrackFindingCDC::Findlet<> {
    using Super = TrackFindingCDC::Findlet<>;
 
  public:
    CKFToPXDFindlet();

    ~CKFToPXDFindlet();

    void exposeParameters(ModuleParamList* moduleParamList, const std::string& prefix) override;

    void apply() override;

    void beginEvent() override;
 
  private:
    // Parameters
    unsigned int m_param_minimalHitRequirement = 1;
    bool m_param_onlyUseTracksWithSVD = true;
    bool m_param_reverseSeed = false;
 
    // Findlets
    TrackLoader m_dataHandler;
    SpacePointLoader m_hitsLoader;
    StateCreatorWithReversal<CKFToPXDState> m_stateCreatorFromTracks;
    StateCreator<const SpacePoint, CKFToPXDState> m_stateCreatorFromHits;
    CKFRelationCreator<CKFToPXDState, ChooseablePXDRelationFilter> m_relationCreator;
    TreeSearcher<CKFToPXDState, PXDStateRejecter, CKFToPXDResult> m_treeSearchFindlet;
    OverlapResolver<ChooseablePXDResultFilter> m_overlapResolver;
    SpacePointTagger<CKFToPXDResult, PXDCluster> m_spacePointTagger;
    ResultStorer<CKFToPXDResult> m_resultStorer;
 
    // Object pools
    std::vector<RecoTrack*> m_recoTracksVector;
    std::vector<const SpacePoint*> m_spacePointVector;
    std::vector<CKFToPXDState> m_seedStates;
    std::vector<CKFToPXDState> m_states;
    std::vector<TrackFindingCDC::WeightedRelation<CKFToPXDState>> m_relations;
    std::vector<CKFToPXDResult> m_results;
    std::vector<CKFToPXDResult> m_filteredResults;
  };

}