VertexTools/interface/RecTracksDistanceMatrix.h

0001 #ifndef RecTracksDistanceMatrix_H
0002 #define RecTracksDistanceMatrix_H
0003
0004 #include <vector>
0005 #include <map>
0006 #include "DataFormats/GeometryVector/interface/GlobalPoint.h"
0007 // #include "CommonReco/PatternTools/interface/RecTrack.h"
0008 #include "TrackingTools/TransientTrack/interface/TransientTrack.h"
0009 // #include "Utilities/GenUtil/interface/ReferenceCounted.h"
0010
0011 /** \class RecTracksDistanceMatrix
0012  *  Calculates all distances between a given bunch of reco::TransientTracks at once,
0013  *  stores the results. CrossingPoints can optionally be calculated and
0014  *  stored, as well.
0015  */
0016
0017 class RecTracksDistanceMatrix {  // : public ReferenceCounted {
0018
0019 public:
0020   virtual const std::vector<reco::TransientTrack>* tracks() const = 0;
0021   virtual ~RecTracksDistanceMatrix() {}
0022
0023   virtual double distance(const reco::TransientTrack, const reco::TransientTrack) const = 0;
0024   virtual double weightedDistance(const reco::TransientTrack, const reco::TransientTrack) const = 0;
0025
0026   virtual GlobalPoint crossingPoint(const reco::TransientTrack, const reco::TransientTrack) const = 0;
0027
0028   virtual std::pair<GlobalPoint, GlobalPoint> pointsOfClosestApproach(const reco::TransientTrack,
0029                                                                       const reco::TransientTrack) const = 0;
0030
0031   virtual bool hasDistances() const = 0;
0032   virtual bool hasWeightedDistances() const = 0;
0033   virtual bool hasCrossingPoints() const = 0;
0034   virtual bool hasPCAs() const = 0;
0035 };
0036
0037 #endif