TrackReco/interface/DeDxHit.h

0001 #ifndef TrackDeDxHits_H
0002 #define TrackDeDxHits_H
0003
0004 #include <cstdint>
0005 #include <vector>
0006
0007 namespace reco {
0008   /**
0009  * Class defining the dedx hits, i.e. track hits with only dedx need informations
0010  */
0011   class DeDxHit {
0012   public:
0013     DeDxHit() {}
0014
0015     DeDxHit(float ch, float mom, float len, uint32_t rawDetId, float err = 0)
0016         : m_charge(ch), m_momentum(mom), m_pathLength(len), m_rawDetId(rawDetId), m_error(err) {}
0017
0018     /// Return the angle and thick normalized, calibrated energy release
0019     float charge() const { return m_charge; }
0020
0021     /// Return the momentum of the trajectory at the interaction point
0022     float momentum() const { return m_momentum; }
0023
0024     /// Return the path length
0025     float pathLength() const { return m_pathLength; }
0026
0027     /// Return the rawDetId
0028     uint32_t rawDetId() const { return m_rawDetId; }
0029
0030     /// Return the error of the energy release
0031     float error() const { return m_error; }
0032
0033     bool operator<(const DeDxHit &other) const { return m_charge < other.m_charge; }
0034
0035   private:
0036     // Those data members should be "compressed" once usage
0037     // of ROOT/reflex precision specifier will be available in CMSSW
0038     float m_charge;
0039     float m_momentum;
0040     float m_pathLength;
0041     uint32_t m_rawDetId;
0042     float m_error;
0043   };
0044
0045   typedef std::vector<DeDxHit> DeDxHitCollection;
0046
0047 }  // namespace reco
0048 #endif