RecoMuon/MuonIdentification/interface/MuonMesh.h - master - githubmirror/cmssw

RecoMuon/MuonIdentification/interface/MuonMesh.h
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03 июн 2019, 06:38
03 июн 2019, 06:38906af8e
#ifndef _MuonIdentification_MuonMesh_h_
#define _MuonIdentification_MuonMesh_h_
//
// Creates a mesh of muons connected by overlapping segments
// Original author: Lindsey Gray
//

#include <vector>
#include <utility>
#include <map>
#include "FWCore/ParameterSet/interface/ParameterSet.h"
#include "DataFormats/MuonReco/interface/Muon.h"
#include "DataFormats/TrackingRecHit/interface/RecSegment.h"

class CSCGeometry;

class MuonMesh {
  typedef std::map<reco::Muon*,
                   std::vector<std::pair<reco::Muon*, std::pair<reco::MuonChamberMatch*, reco::MuonSegmentMatch*> > > >
      MeshType;

  typedef std::vector<std::pair<reco::Muon*, std::pair<reco::MuonChamberMatch*, reco::MuonSegmentMatch*> > >
      AssociationType;

public:
  MuonMesh(const edm::ParameterSet&);

  void runMesh(std::vector<reco::Muon>* p) {
    fillMesh(p);
    pruneMesh();
  }

  void clearMesh() { mesh_.clear(); }

  void setCSCGeometry(const CSCGeometry* pg) { geometry_ = pg; }

  bool isDuplicateOf(const CSCSegmentRef& lhs, const CSCSegmentRef& rhs) const;
  bool isDuplicateOf(const std::pair<CSCDetId, CSCSegmentRef>& rhs,
                     const std::pair<CSCDetId, CSCSegmentRef>& lhs) const;
  bool isClusteredWith(const std::pair<CSCDetId, CSCSegmentRef>& lhs,
                       const std::pair<CSCDetId, CSCSegmentRef>& rhs) const;

private:
  void fillMesh(std::vector<reco::Muon>*);

  void pruneMesh();

  // implement to remove cases where two segments in the same
  // chamber overlap within 2 sigma of ALL of their errors
  bool withinTwoSigma(const std::pair<CSCDetId, CSCSegmentRef>& rhs,
                      const std::pair<CSCDetId, CSCSegmentRef>& lhs) const {
    return false;
  }

  MeshType mesh_;

  // geometry cache for segment arbitration
  const CSCGeometry* geometry_;

  // do various cleanings?
  const bool doME1a, doOverlaps, doClustering;
  // overlap and clustering parameters
  const double OverlapDPhi, OverlapDTheta, ClusterDPhi, ClusterDTheta;
};

#endif