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DualReferenceTrajectory.h

Go to the documentation of this file.

#ifndef Alignment_ReferenceTrajectories_DualReferenceTrajectory_H
#define Alignment_ReferenceTrajectories_DualReferenceTrajectory_H

#include "Alignment/ReferenceTrajectories/interface/ReferenceTrajectoryBase.h"
#include "DataFormats/TrajectorySeed/interface/PropagationDirection.h"

class ReferenceTrajectory;


class DualReferenceTrajectory : public ReferenceTrajectoryBase
{

public:

  typedef TransientTrackingRecHit::ConstRecHitContainer ConstRecHitContainer;

  DualReferenceTrajectory( const TrajectoryStateOnSurface &referenceTsos,
                           const ConstRecHitContainer &forwardRecHits,
                           const ConstRecHitContainer &backwardRecHits,
                           const MagneticField *magField,
                           MaterialEffects materialEffects = combined, 
                           PropagationDirection propDir = alongMomentum,
                           double mass = 0.10565836 );

  virtual ~DualReferenceTrajectory() {}

  virtual DualReferenceTrajectory* clone() const { return new DualReferenceTrajectory(*this); }

protected:

  DualReferenceTrajectory( unsigned int nPar = 0, unsigned int nHits = 0 );

  virtual bool construct(const TrajectoryStateOnSurface &referenceTsos, 
                         const ConstRecHitContainer &forwardRecHits,
                         const ConstRecHitContainer &backwardRecHits,
                         double mass, MaterialEffects materialEffects,
                         const PropagationDirection propDir,
                         const MagneticField *magField);

  virtual ReferenceTrajectory* construct(const TrajectoryStateOnSurface &referenceTsos, 
                                         const ConstRecHitContainer &recHits,
                                         double mass, MaterialEffects materialEffects,
                                         const PropagationDirection propDir,
                                         const MagneticField *magField) const;

  virtual AlgebraicVector extractParameters(const TrajectoryStateOnSurface &referenceTsos) const;

  inline const PropagationDirection oppositeDirection( const PropagationDirection propDir ) const
  { return ( propDir == anyDirection ) ? anyDirection : ( ( propDir == alongMomentum ) ? oppositeToMomentum : alongMomentum ); }

};

#endif

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