#include <PixelTrackCleanerBySharedHits.h>

Inheritance diagram for PixelTrackCleanerBySharedHits:

Public Types
typedef pixeltrackfitting::TracksWithRecHits	TracksWithRecHits

Public Types inherited from PixelTrackCleaner
typedef pixeltrackfitting::TracksWithRecHits	TracksWithRecHits

Public Member Functions
virtual TracksWithRecHits	cleanTracks (const TracksWithRecHits &tracksWithRecHits, const TrackerTopology *tTopo)

	PixelTrackCleanerBySharedHits (const edm::ParameterSet &cfg)

virtual	~PixelTrackCleanerBySharedHits ()

Public Member Functions inherited from PixelTrackCleaner
virtual	~PixelTrackCleaner ()

Private Member Functions
void	cleanTrack ()

bool	recHitsAreEqual (const TrackingRecHit recHit1, const TrackingRecHit recHit2)

Private Attributes
int	iTrack1

int	iTrack2

reco::Track *	track1

reco::Track *	track2

std::vector< bool >	trackOk

Detailed Description

Definition at line 17 of file PixelTrackCleanerBySharedHits.h.

Member Typedef Documentation

typedef pixeltrackfitting::TracksWithRecHits PixelTrackCleanerBySharedHits::TracksWithRecHits

Definition at line 24 of file PixelTrackCleanerBySharedHits.h.

Constructor & Destructor Documentation

PixelTrackCleanerBySharedHits::PixelTrackCleanerBySharedHits ( const edm::ParameterSet & cfg )

Definition at line 12 of file PixelTrackCleanerBySharedHits.cc.

13 {}

PixelTrackCleanerBySharedHits::~PixelTrackCleanerBySharedHits ( )

virtual

Definition at line 15 of file PixelTrackCleanerBySharedHits.cc.

16 {}

Member Function Documentation

void PixelTrackCleanerBySharedHits::cleanTrack ( )

private

Definition at line 65 of file PixelTrackCleanerBySharedHits.cc.

 {
   if (track1->pt() > track2->pt()) trackOk.at(iTrack2) = false;
   else trackOk.at(iTrack1) = false;
 }

TracksWithRecHits PixelTrackCleanerBySharedHits::cleanTracks	(	const TracksWithRecHits &	tracksWithRecHits,
		const TrackerTopology *	tTopo
	)

virtual

Implements PixelTrackCleaner.

Definition at line 18 of file PixelTrackCleanerBySharedHits.cc.

References i, LogDebug, and findQualityFiles::size.

 {
   typedef std::vector<const TrackingRecHit *> RecHits;
   trackOk.clear();
 
   LogDebug("PixelTrackCleanerBySharedHits") << "Cleanering tracks" << "\n";
   int size = trackHitPairs.size();
   for (int i = 0; i < size; i++) trackOk.push_back(true);
 
   for (iTrack1 = 0; iTrack1 < size; iTrack1++)
   {
     track1 = trackHitPairs.at(iTrack1).first;
     const RecHits& recHits1 = trackHitPairs.at(iTrack1).second;
 
     if (!trackOk.at(iTrack1)) continue;
 
     for (iTrack2 = iTrack1 + 1; iTrack2 < size; iTrack2++)
     {
       if (!trackOk.at(iTrack1) || !trackOk.at(iTrack2)) continue;
 
       track2 = trackHitPairs.at(iTrack2).first;
       const RecHits& recHits2 = trackHitPairs.at(iTrack2).second;
 
       int commonRecHits = 0;
       for (int iRecHit1 = 0; iRecHit1 < (int)recHits1.size(); iRecHit1++)
       {
         for (int iRecHit2 = 0; iRecHit2 < (int)recHits2.size(); iRecHit2++)
         {
           if (recHitsAreEqual(recHits1.at(iRecHit1), recHits2.at(iRecHit2))) commonRecHits++;
         }
       }
       if (commonRecHits > 1) cleanTrack();
     }
   }
 
   vector<TrackWithRecHits> cleanedTracks;
 
   for (int i = 0; i < size; i++)
   {
     if (trackOk.at(i)) cleanedTracks.push_back(trackHitPairs.at(i));
     else delete trackHitPairs.at(i).first;
   }
   return cleanedTracks;
 }

bool PixelTrackCleanerBySharedHits::recHitsAreEqual	(	const TrackingRecHit *	recHit1,
		const TrackingRecHit *	recHit2
	)

private

Definition at line 72 of file PixelTrackCleanerBySharedHits.cc.

References TrackingRecHit::geographicalId(), TrackingRecHit::localPosition(), PV3DBase< T, PVType, FrameType >::x(), and PV3DBase< T, PVType, FrameType >::y().

 {
   if (recHit1->geographicalId() != recHit2->geographicalId()) return false;
   LocalPoint pos1 = recHit1->localPosition();
   LocalPoint pos2 = recHit2->localPosition();
   return ((pos1.x() == pos2.x()) && (pos1.y() == pos2.y()));
 }