#include <PixelTrackCleanerBySharedHits.h>

Inheritance diagram for PixelTrackCleanerBySharedHits:

Public Types
typedef pixeltrackfitting::TracksWithRecHits	TracksWithRecHits
Public Member Functions
virtual TracksWithRecHits	cleanTracks (const TracksWithRecHits &tracksWithRecHits, const TrackerTopology *tTopo)
	PixelTrackCleanerBySharedHits (const edm::ParameterSet &cfg)
virtual	~PixelTrackCleanerBySharedHits ()
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

Reimplemented from PixelTrackCleaner.

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.

{}

PixelTrackCleanerBySharedHits::~PixelTrackCleanerBySharedHits ( ) [virtual]

Definition at line 15 of file PixelTrackCleanerBySharedHits.cc.

{}

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()));
}