CSCHitAssociator Class Reference

#include <CSCHitAssociator.h>

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 edm::ParameterSet &)
	CSCHitAssociator (const edm::ParameterSet &, edm::ConsumesCollector &&iC)
void	initEvent (const edm::Event &, const edm::EventSetup &)

Private Attributes
const CSCGeometry *	cscgeom
edm::InputTag	linksTag
const DigiSimLinks *	theDigiSimLinks

Detailed Description

Definition at line 24 of file CSCHitAssociator.h.

Member Typedef Documentation

DigiSimLinks

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

Definition at line 26 of file CSCHitAssociator.h.

LayerLinks

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

Definition at line 28 of file CSCHitAssociator.h.

SimHitIdpr

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

Definition at line 29 of file CSCHitAssociator.h.

WireDigiSimLinks

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

Definition at line 27 of file CSCHitAssociator.h.

Constructor & Destructor Documentation

CSCHitAssociator() [1/2]

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

Definition at line 8 of file CSCHitAssociator.cc.

    : theDigiSimLinks(nullptr), linksTag(conf.getParameter<edm::InputTag>("CSClinksTag")) {
  initEvent(event, setup);
}

References initEvent(), and singleTopDQM_cfi::setup.

CSCHitAssociator() [2/2]

CSCHitAssociator::CSCHitAssociator	(	const edm::ParameterSet &	conf,
		edm::ConsumesCollector &&	iC
	)

Definition at line 13 of file CSCHitAssociator.cc.

    : theDigiSimLinks(nullptr), linksTag(conf.getParameter<edm::InputTag>("CSClinksTag")) {
  iC.consumes<DigiSimLinks>(linksTag);
}

References linksTag.

Member Function Documentation

associateCSCHitId()

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

(

const CSCRecHit2D *

cscrechit

)

const

Definition at line 30 of file CSCHitAssociator.cc.

                                                                                                            {
  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;
}

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

Referenced by MuonAssociatorByHitsHelper::getMatchedIds().

associateHitId()

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

(

const TrackingRecHit &

hit

)

const

Definition at line 62 of file CSCHitAssociator.cc.

                                                                                                      {
  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;
}

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

initEvent()

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

Definition at line 18 of file CSCHitAssociator.cc.

                                                                                  {
  edm::Handle<DigiSimLinks> digiSimLinks;
  LogTrace("CSCHitAssociator") << "getting CSC Strip DigiSimLink collection - " << linksTag;
  event.getByLabel(linksTag, digiSimLinks);
  theDigiSimLinks = digiSimLinks.product();
 
  // get CSC Geometry to use CSCLayer methods
  edm::ESHandle<CSCGeometry> mugeom;
  setup.get<MuonGeometryRecord>().get(mugeom);
  cscgeom = &*mugeom;
}

References cscgeom, TTClusterAssociation_cfi::digiSimLinks, get, linksTag, LogTrace, singleTopDQM_cfi::setup, and theDigiSimLinks.

Referenced by CSCHitAssociator().

Member Data Documentation

cscgeom

const CSCGeometry* CSCHitAssociator::cscgeom

private

Definition at line 44 of file CSCHitAssociator.h.

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

linksTag

edm::InputTag CSCHitAssociator::linksTag

private

Definition at line 42 of file CSCHitAssociator.h.

Referenced by CSCHitAssociator(), and initEvent().

theDigiSimLinks

const DigiSimLinks* CSCHitAssociator::theDigiSimLinks

private

Definition at line 40 of file CSCHitAssociator.h.

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