TracksClusteringFromDisplacedSeed.h

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#include <memory>
 
#include "FWCore/Framework/interface/EDProducer.h"
#include "FWCore/Framework/interface/Event.h"
#include "FWCore/Framework/interface/MakerMacros.h"
#include "FWCore/Utilities/interface/InputTag.h"
#include "FWCore/ParameterSet/interface/ParameterSet.h"
 
#include "TrackingTools/TransientTrack/interface/TransientTrack.h"
#include "TrackingTools/TransientTrack/interface/TransientTrackBuilder.h"
#include "TrackingTools/Records/interface/TransientTrackRecord.h"
 
#include "DataFormats/Common/interface/Handle.h"
#include "DataFormats/TrackReco/interface/Track.h"
#include "DataFormats/TrackReco/interface/TrackFwd.h"
#include "DataFormats/VertexReco/interface/Vertex.h"
#include "DataFormats/VertexReco/interface/VertexFwd.h"
#include "DataFormats/BeamSpot/interface/BeamSpot.h"
 
#include "TrackingTools/PatternTools/interface/TwoTrackMinimumDistance.h"
#include "TrackingTools/IPTools/interface/IPTools.h"
 
//#define VTXDEBUG
 
class TracksClusteringFromDisplacedSeed {
public:
  struct Cluster {
    GlobalPoint seedPoint;
    reco::TransientTrack seedingTrack;
    std::vector<reco::TransientTrack> tracks;
  };
  TracksClusteringFromDisplacedSeed(const edm::ParameterSet &params);
 
  std::vector<Cluster> clusters(const reco::Vertex &pv, const std::vector<reco::TransientTrack> &selectedTracks);
 
private:
  bool trackFilter(const reco::TrackRef &track) const;
  std::pair<std::vector<reco::TransientTrack>, GlobalPoint> nearTracks(const reco::TransientTrack &seed,
                                                                       const std::vector<reco::TransientTrack> &tracks,
                                                                       const reco::Vertex &primaryVertex) const;
 
  //    unsigned int                maxNTracks;
  double max3DIPSignificance;
  double max3DIPValue;
  double min3DIPSignificance;
  double min3DIPValue;
  double clusterMaxDistance;
  double clusterMaxSignificance;
  double distanceRatio;
  double clusterMinAngleCosine;
  double maxTimeSignificance;
};