PFDisplacedVertexSeed.h

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#ifndef DataFormat_ParticleFlowReco_PFDisplacedVertexSeed_h
#define DataFormat_ParticleFlowReco_PFDisplacedVertexSeed_h
 
#include "DataFormats/GeometryVector/interface/GlobalPoint.h"
#include "DataFormats/TrackReco/interface/TrackFwd.h"
 
#include <vector>
#include <iostream>
 
namespace reco {
 
 
  class PFDisplacedVertexSeed {
  public:
    PFDisplacedVertexSeed();
 
    void addElement(TrackBaseRef);
 
    void reserveElements(size_t);
 
    void updateSeedPoint(const GlobalPoint& dcaPoint, const TrackBaseRef, const TrackBaseRef, double weight = 1);
 
    void mergeWith(const PFDisplacedVertexSeed& displacedVertex);
 
    bool isEmpty() const { return (elements_.empty()); }
 
    const std::vector<TrackBaseRef>& elements() const { return elements_; }
 
    const double nTracks() const { return elements_.size(); }
 
    const GlobalPoint& seedPoint() const { return seedPoint_; }
 
    const double totalWeight() const { return totalWeight_; }
 
    void Dump(std::ostream& out = std::cout) const;
 
  private:
    friend std::ostream& operator<<(std::ostream& out, const PFDisplacedVertexSeed& co);
 
 
    std::vector<TrackBaseRef> elements_;
    GlobalPoint seedPoint_;
    float totalWeight_;
  };
}  // namespace reco
 
#endif