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RecHitLessByDet Class Reference

#include <RecHitLessByDet.h>

Public Member Functions

bool operator() (const RecHitPointer &aHit, const RecHitPointer &bHit) const
 
 RecHitLessByDet (const PropagationDirection &dir)
 
 ~RecHitLessByDet ()
 

Private Types

typedef
TransientTrackingRecHit::ConstRecHitPointer 
RecHitPointer
 

Private Attributes

PropagationDirection theDirection
 

Detailed Description

A comparison operator for RecHits. Returns true if the hits are in the order in which they would be seen by an outgoing (or an incoming) track. Only meaningful for RecHits from the same trajectory. Ported from ORCA

Author
todorov, cerati

Definition at line 16 of file RecHitLessByDet.h.

Member Typedef Documentation

Definition at line 18 of file RecHitLessByDet.h.

Constructor & Destructor Documentation

RecHitLessByDet::RecHitLessByDet ( const PropagationDirection dir)
inline

Definition at line 21 of file RecHitLessByDet.h.

21  :
22  theDirection(dir) {}
PropagationDirection theDirection
dbl *** dir
Definition: mlp_gen.cc:35
RecHitLessByDet::~RecHitLessByDet ( )
inline

Definition at line 24 of file RecHitLessByDet.h.

24 {}

Member Function Documentation

bool RecHitLessByDet::operator() ( const RecHitPointer aHit,
const RecHitPointer bHit 
) const
inline

Definition at line 26 of file RecHitLessByDet.h.

References alongMomentum, mag(), and theDirection.

26  {
27 
28  return (theDirection == alongMomentum ?
29  (aHit->surface()->toGlobal(aHit->localPosition()).mag() <
30  bHit->surface()->toGlobal(bHit->localPosition()).mag() ) :
31  (aHit->surface()->toGlobal(aHit->localPosition()).mag() >
32  bHit->surface()->toGlobal(bHit->localPosition()).mag()) );
33  }
T mag() const
The vector magnitude. Equivalent to sqrt(vec.mag2())
PropagationDirection theDirection

Member Data Documentation

PropagationDirection RecHitLessByDet::theDirection
private

Definition at line 37 of file RecHitLessByDet.h.

Referenced by operator()().