/data/refman/pasoursint/CMSSW_4_1_8_patch9/src/Alignment/KalmanAlignmentAlgorithm/interface/KalmanAlignmentTracklet.h

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#ifndef Alignment_KalmanAlignmentAlgorithm_KalmanAlignmentTracklet_h
#define Alignment_KalmanAlignmentAlgorithm_KalmanAlignmentTracklet_h

#include "DataFormats/GeometrySurface/interface/ReferenceCounted.h"
#include "Alignment/CommonAlignmentAlgorithm/interface/AlignmentAlgorithmBase.h"
#include "TrackingTools/TrajectoryState/interface/TrajectoryStateOnSurface.h"
#include "TrackingTools/PatternTools/interface/Trajectory.h"

#include "Alignment/KalmanAlignmentAlgorithm/interface/KalmanAlignmentSetup.h"



class KalmanAlignmentTracklet : public ReferenceCounted
{

public:

  typedef std::pair<Trajectory*, reco::Track*> TrajTrackPair;
  typedef std::vector< TrajTrackPair > TrajTrackPairCollection;
  typedef AlignmentAlgorithmBase::ConstTrajTrackPair ConstTrajTrackPair;
  typedef AlignmentAlgorithmBase::ConstTrajTrackPairCollection ConstTrajTrackPairCollection;

  typedef ReferenceCountingPointer< KalmanAlignmentTracklet > TrackletPtr;

  KalmanAlignmentTracklet( TrajTrackPair& trajTrackPair,
                           const TrajectoryStateOnSurface& external,
                           KalmanAlignmentSetup* setup );

  KalmanAlignmentTracklet( TrajTrackPair& trajTrackPair,
                           KalmanAlignmentSetup* setup );

  ~KalmanAlignmentTracklet( void );

  inline const Trajectory* trajectory( void ) const { return theTrajTrackPair.first; }
  inline const reco::Track* track( void ) const { return theTrajTrackPair.second; }
  inline const ConstTrajTrackPair trajTrackPair( void ) const { return theTrajTrackPair; }

  inline const TrajectoryStateOnSurface externalPrediction( void ) const { return theExternalPrediction; }
  inline bool externalPredictionAvailable( void ) const { return theExternalPredictionFlag; }

  inline KalmanAlignmentSetup* alignmentSetup( void ) const { return theAlignmentSetup; }

private:

  ConstTrajTrackPair theTrajTrackPair;

  TrajectoryStateOnSurface theExternalPrediction;
  bool theExternalPredictionFlag;

  KalmanAlignmentSetup* theAlignmentSetup;
};

#endif