CSCHitAssociator Class Reference

#include <CSCHitAssociator.h>

Classes
class	Config

Public Types
typedef edm::DetSetVector< StripDigiSimLink >	DigiSimLinks
typedef edm::DetSet< StripDigiSimLink >	LayerLinks
typedef std::pair< uint32_t, EncodedEventId >	SimHitIdpr
typedef edm::DetSetVector< StripDigiSimLink >	WireDigiSimLinks

Public Member Functions
std::vector< SimHitIdpr >	associateCSCHitId (const CSCRecHit2D *) const
std::vector< SimHitIdpr >	associateHitId (const TrackingRecHit &) const
	CSCHitAssociator (const edm::Event &, const edm::EventSetup &, const Config &)

Private Member Functions
void	initEvent (const edm::Event &, const edm::EventSetup &)

Private Attributes
const CSCGeometry *	cscgeom
const Config &	theConfig
const DigiSimLinks *	theDigiSimLinks

Detailed Description

Definition at line 26 of file CSCHitAssociator.h.

Member Typedef Documentation

DigiSimLinks

typedef edm::DetSetVector<StripDigiSimLink> CSCHitAssociator::DigiSimLinks

Definition at line 28 of file CSCHitAssociator.h.

LayerLinks

typedef edm::DetSet<StripDigiSimLink> CSCHitAssociator::LayerLinks

Definition at line 30 of file CSCHitAssociator.h.

SimHitIdpr

typedef std::pair<uint32_t, EncodedEventId> CSCHitAssociator::SimHitIdpr

Definition at line 31 of file CSCHitAssociator.h.

WireDigiSimLinks

typedef edm::DetSetVector<StripDigiSimLink> CSCHitAssociator::WireDigiSimLinks

Definition at line 29 of file CSCHitAssociator.h.

Constructor & Destructor Documentation

CSCHitAssociator()

CSCHitAssociator::CSCHitAssociator	(	const edm::Event &	event,
		const edm::EventSetup &	setup,
		const Config &	conf
	)

Definition at line 13 of file CSCHitAssociator.cc.

References initEvent(), and singleTopDQM_cfi::setup.

    : theConfig(conf), theDigiSimLinks(nullptr) {
  initEvent(event, setup);
}

Member Function Documentation

associateCSCHitId()

std::vector< CSCHitAssociator::SimHitIdpr > CSCHitAssociator::associateCSCHitId

(

const CSCRecHit2D *

cscrechit

)

const

Definition at line 26 of file CSCHitAssociator.cc.

References CSCLayerGeometry::channel(), CSCRecHit2D::channels(), CSCRecHit2D::cscDetId(), cscgeom, edm::DetSetVector< T >::end(), spr::find(), edm::DetSetVector< T >::find(), TrackingRecHit::geographicalId(), relativeConstraints::geometry, CSCGeometry::layer(), LogTrace, CSCRecHit2D::nStrips(), DetId::rawId(), and theDigiSimLinks.

Referenced by MuonAssociatorByHitsHelper::getMatchedIds().

                                                                                                            {
  std::vector<SimHitIdpr> simtrackids;

  unsigned int detId = cscrechit->geographicalId().rawId();
  int nchannels = cscrechit->nStrips();
  const CSCLayerGeometry *laygeom = cscgeom->layer(cscrechit->cscDetId())->geometry();

  DigiSimLinks::const_iterator layerLinks = theDigiSimLinks->find(detId);

  if (layerLinks != theDigiSimLinks->end()) {
    for (int idigi = 0; idigi < nchannels; ++idigi) {
      // strip and readout channel numbers may differ in ME1/1A
      int istrip = cscrechit->channels(idigi);
      int channel = laygeom->channel(istrip);

      for (LayerLinks::const_iterator link = layerLinks->begin(); link != layerLinks->end(); ++link) {
        int ch = static_cast<int>(link->channel());
        if (ch == channel) {
          SimHitIdpr currentId(link->SimTrackId(), link->eventId());
          if (find(simtrackids.begin(), simtrackids.end(), currentId) == simtrackids.end())
            simtrackids.push_back(currentId);
        }
      }
    }

  } else
    LogTrace("CSCHitAssociator") << "*** WARNING in CSCHitAssociator::associateCSCHitId - CSC layer " << detId
                                 << " has no DigiSimLinks !" << std::endl;

  return simtrackids;
}

associateHitId()

std::vector< CSCHitAssociator::SimHitIdpr > CSCHitAssociator::associateHitId

(

const TrackingRecHit &

hit

)

const

Definition at line 58 of file CSCHitAssociator.cc.

References CSCLayerGeometry::channel(), CSCRecHit2D::channels(), CSCRecHit2D::cscDetId(), cscgeom, edm::DetSetVector< T >::end(), spr::find(), edm::DetSetVector< T >::find(), TrackingRecHit::geographicalId(), relativeConstraints::geometry, CSCGeometry::layer(), LogTrace, CSCRecHit2D::nStrips(), DetId::rawId(), and theDigiSimLinks.

                                                                                                      {
  std::vector<SimHitIdpr> simtrackids;

  const TrackingRecHit *hitp = &hit;
  const CSCRecHit2D *cscrechit = dynamic_cast<const CSCRecHit2D *>(hitp);

  if (cscrechit) {
    unsigned int detId = cscrechit->geographicalId().rawId();
    int nchannels = cscrechit->nStrips();
    const CSCLayerGeometry *laygeom = cscgeom->layer(cscrechit->cscDetId())->geometry();

    DigiSimLinks::const_iterator layerLinks = theDigiSimLinks->find(detId);

    if (layerLinks != theDigiSimLinks->end()) {
      for (int idigi = 0; idigi < nchannels; ++idigi) {
        // strip and readout channel numbers may differ in ME1/1A
        int istrip = cscrechit->channels(idigi);
        int channel = laygeom->channel(istrip);

        for (LayerLinks::const_iterator link = layerLinks->begin(); link != layerLinks->end(); ++link) {
          int ch = static_cast<int>(link->channel());
          if (ch == channel) {
            SimHitIdpr currentId(link->SimTrackId(), link->eventId());
            if (find(simtrackids.begin(), simtrackids.end(), currentId) == simtrackids.end())
              simtrackids.push_back(currentId);
          }
        }
      }

    } else
      LogTrace("CSCHitAssociator") << "*** WARNING in CSCHitAssociator::associateHitId - CSC layer " << detId
                                   << " has no DigiSimLinks !" << std::endl;

  } else
    LogTrace("CSCHitAssociator") << "*** WARNING in CSCHitAssociator::associateHitId, null dynamic_cast "
                                    "!";

  return simtrackids;
}

initEvent()

void CSCHitAssociator::initEvent ( const edm::Event &  event, const edm::EventSetup &  setup  )

private

Definition at line 18 of file CSCHitAssociator.cc.

References cscgeom, CSCHitAssociator::Config::geomToken_, CSCHitAssociator::Config::linksTag_, CSCHitAssociator::Config::linksToken_, LogTrace, singleTopDQM_cfi::setup, theConfig, and theDigiSimLinks.

Referenced by CSCHitAssociator().

                                                                                  {
  LogTrace("CSCHitAssociator") << "getting CSC Strip DigiSimLink collection - " << theConfig.linksTag_;
  theDigiSimLinks = &event.get(theConfig.linksToken_);

  // get CSC Geometry to use CSCLayer methods
  cscgeom = &setup.getData(theConfig.geomToken_);
}

Member Data Documentation

cscgeom

const CSCGeometry* CSCHitAssociator::cscgeom

private

Definition at line 55 of file CSCHitAssociator.h.

Referenced by associateCSCHitId(), associateHitId(), and initEvent().

theConfig

const Config& CSCHitAssociator::theConfig

private

Definition at line 52 of file CSCHitAssociator.h.

Referenced by initEvent().

theDigiSimLinks

const DigiSimLinks* CSCHitAssociator::theDigiSimLinks

private

Definition at line 53 of file CSCHitAssociator.h.

Referenced by associateCSCHitId(), associateHitId(), and initEvent().