PixelTrackCleanerBySharedHits Class Reference

#include <PixelTrackCleanerBySharedHits.h>

Inheritance diagram for PixelTrackCleanerBySharedHits:

Public Types
using	TracksWithTTRHs = pixeltrackfitting::TracksWithTTRHs
using	TrackWithTTRHs = pixeltrackfitting::TrackWithTTRHs
Public Types inherited from PixelTrackCleaner
typedef pixeltrackfitting::TracksWithRecHits	TracksWithRecHits
using	TracksWithTTRHs = pixeltrackfitting::TracksWithTTRHs

Public Member Functions
void	cleanTracks (TracksWithTTRHs &tracksWithRecHits, const TrackerTopology *tTopo) const override
	PixelTrackCleanerBySharedHits (const edm::ParameterSet &cfg)
	~PixelTrackCleanerBySharedHits ()
Public Member Functions inherited from PixelTrackCleaner
virtual TracksWithRecHits	cleanTracks (const TracksWithRecHits &tracksWithRecHits, const TrackerTopology *tTopo)
virtual	~PixelTrackCleaner ()

Additional Inherited Members
Public Attributes inherited from PixelTrackCleaner
bool	fast =false

Detailed Description

Definition at line 17 of file PixelTrackCleanerBySharedHits.h.

Member Typedef Documentation

using PixelTrackCleanerBySharedHits::TracksWithTTRHs = pixeltrackfitting::TracksWithTTRHs

Definition at line 25 of file PixelTrackCleanerBySharedHits.h.

using PixelTrackCleanerBySharedHits::TrackWithTTRHs = pixeltrackfitting::TrackWithTTRHs

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.

{fast=true;}

PixelTrackCleanerBySharedHits::~PixelTrackCleanerBySharedHits

(

)

Definition at line 15 of file PixelTrackCleanerBySharedHits.cc.

{}

Member Function Documentation

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

overridevirtual

Reimplemented from PixelTrackCleaner.

Definition at line 19 of file PixelTrackCleanerBySharedHits.cc.

References validate-o2o-wbm::f2, i, LogDebug, indexGen::s2, findQualityFiles::size, and findQualityFiles::v.

{

  LogDebug("PixelTrackCleanerBySharedHits") << "Cleanering tracks" << "\n";
  unsigned int size = trackHitPairs.size();
  if (size <= 1) return;

  auto kill = [&](unsigned int i) { delete trackHitPairs[i].first; trackHitPairs[i].first=nullptr;};

  for (auto iTrack1 = 0U; iTrack1 < size; iTrack1++) {

    auto track1 = trackHitPairs[iTrack1].first;
    if (!track1) continue;

    auto const & recHits1 = trackHitPairs[iTrack1].second;
    auto s1 = recHits1.size();
    for (auto iTrack2 = iTrack1 + 1U; iTrack2 < size; iTrack2++)
    {
      auto track2 = trackHitPairs[iTrack2].first;
      if (!track2) continue;
      auto const & recHits2 = trackHitPairs[iTrack2].second;
      auto s2 = recHits2.size();
      auto f2=0U;
      auto commonRecHits = 0U;
      for (auto iRecHit1 = 0U; iRecHit1 < s1; ++iRecHit1) {
        for (auto iRecHit2 = f2; iRecHit2 < s2; ++iRecHit2) {
          if (recHits1[iRecHit1] == recHits2[iRecHit2]) { ++commonRecHits; f2=iRecHit2+1; break;} // if a hit is common, no other can be the same!
        }
    if (commonRecHits > 1) break;
      }
      
      if (commonRecHits > 1) {
    if (track1->pt() > track2->pt()) kill(iTrack2);
    else { kill(iTrack1); break;}
      }

    }
  }

  trackHitPairs.erase(std::remove_if(trackHitPairs.begin(),trackHitPairs.end(),[&](TrackWithTTRHs & v){ return nullptr==v.first;}),trackHitPairs.end());
}