#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

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

Definition at line 26 of file CSCHitAssociator.h.

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

Definition at line 28 of file CSCHitAssociator.h.

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

Definition at line 29 of file CSCHitAssociator.h.

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

Definition at line 27 of file CSCHitAssociator.h.

Constructor & Destructor Documentation

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

Definition at line 8 of file CSCHitAssociator.cc.

References initEvent().

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

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

Definition at line 13 of file CSCHitAssociator.cc.

References linksTag.

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

Member Function Documentation

std::vector< CSCHitAssociator::SimHitIdpr > CSCHitAssociator::associateCSCHitId ( const CSCRecHit2D * cscrechit ) const

Definition at line 30 of file CSCHitAssociator.cc.

References CSCLayerGeometry::channel(), CSCRecHit2D::channels(), CSCRecHit2D::cscDetId(), cscgeom, edm::DetSetVector< T >::end(), spr::find(), edm::DetSetVector< T >::find(), TrackingRecHit::geographicalId(), 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;
 }

std::vector< CSCHitAssociator::SimHitIdpr > CSCHitAssociator::associateHitId ( const TrackingRecHit & hit ) const

Definition at line 62 of file CSCHitAssociator.cc.

References CSCLayerGeometry::channel(), CSCRecHit2D::channels(), CSCRecHit2D::cscDetId(), cscgeom, edm::DetSetVector< T >::end(), spr::find(), edm::DetSetVector< T >::find(), TrackingRecHit::geographicalId(), 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;
 }

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

Definition at line 18 of file CSCHitAssociator.cc.

References cscgeom, TTClusterAssociation_cfi::digiSimLinks, edm::EventSetup::get(), linksTag, LogTrace, edm::Handle< T >::product(), and theDigiSimLinks.

Referenced by CSCHitAssociator().

                                                                                   {
   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;
 }