#include <PixelVertexProducerClusters.h>

Inheritance diagram for PixelVertexProducerClusters:

Public Member Functions
	PixelVertexProducerClusters (const edm::ParameterSet &ps)

virtual void	produce (edm::StreamID, edm::Event &ev, const edm::EventSetup &es) const override

	~PixelVertexProducerClusters ()

Public Member Functions inherited from edm::global::EDProducer<>
	EDProducer ()=default

Public Member Functions inherited from edm::global::EDProducerBase
	EDProducerBase ()

ModuleDescription const &	moduleDescription () const

virtual	~EDProducerBase ()

Public Member Functions inherited from edm::ProducerBase
void	callWhenNewProductsRegistered (std::function< void(BranchDescription const &)> const &func)

std::vector < edm::ProductResolverIndex > const &	indiciesForPutProducts (BranchType iBranchType) const

	ProducerBase ()

void	registerProducts (ProducerBase , ProductRegistry , ModuleDescription const &)

std::function< void(BranchDescription const &)>	registrationCallback () const
	used by the fwk to register list of products More...

void	resolvePutIndicies (BranchType iBranchType, std::unordered_multimap< std::string, edm::ProductResolverIndex > const &iIndicies, std::string const &moduleLabel)

virtual	~ProducerBase () noexcept(false)

Public Member Functions inherited from edm::EDConsumerBase
std::vector< ConsumesInfo >	consumesInfo () const

	EDConsumerBase ()

	EDConsumerBase (EDConsumerBase const &)=delete

	EDConsumerBase (EDConsumerBase &&)=default

ProductResolverIndexAndSkipBit	indexFrom (EDGetToken, BranchType, TypeID const &) const

void	itemsMayGet (BranchType, std::vector< ProductResolverIndexAndSkipBit > &) const

void	itemsToGet (BranchType, std::vector< ProductResolverIndexAndSkipBit > &) const

std::vector < ProductResolverIndexAndSkipBit > const &	itemsToGetFromEvent () const

void	labelsForToken (EDGetToken iToken, Labels &oLabels) const

void	modulesWhoseProductsAreConsumed (std::vector< ModuleDescription const * > &modules, ProductRegistry const &preg, std::map< std::string, ModuleDescription const * > const &labelsToDesc, std::string const &processName) const

EDConsumerBase const &	operator= (EDConsumerBase const &)=delete

EDConsumerBase &	operator= (EDConsumerBase &&)=default

bool	registeredToConsume (ProductResolverIndex, bool, BranchType) const

bool	registeredToConsumeMany (TypeID const &, BranchType) const

void	updateLookup (BranchType iBranchType, ProductResolverIndexHelper const &, bool iPrefetchMayGet)

virtual	~EDConsumerBase () noexcept(false)

Private Attributes
edm::EDGetTokenT < SiPixelRecHitCollection >	pixelToken_

Additional Inherited Members
Public Types inherited from edm::global::EDProducerBase
typedef EDProducerBase	ModuleType

Public Types inherited from edm::ProducerBase
typedef ProductRegistryHelper::TypeLabelList	TypeLabelList

Public Types inherited from edm::EDConsumerBase
typedef ProductLabels	Labels

Static Public Member Functions inherited from edm::global::EDProducerBase
static const std::string &	baseType ()

static void	fillDescriptions (ConfigurationDescriptions &descriptions)

static void	prevalidate (ConfigurationDescriptions &descriptions)

Protected Member Functions inherited from edm::EDConsumerBase
template<typename ProductType , BranchType B = InEvent>
EDGetTokenT< ProductType >	consumes (edm::InputTag const &tag)

EDGetToken	consumes (const TypeToGet &id, edm::InputTag const &tag)

template<BranchType B>
EDGetToken	consumes (TypeToGet const &id, edm::InputTag const &tag)

ConsumesCollector	consumesCollector ()
	Use a ConsumesCollector to gather consumes information from helper functions. More...

template<typename ProductType , BranchType B = InEvent>
void	consumesMany ()

void	consumesMany (const TypeToGet &id)

template<BranchType B>
void	consumesMany (const TypeToGet &id)

template<typename ProductType , BranchType B = InEvent>
EDGetTokenT< ProductType >	mayConsume (edm::InputTag const &tag)

EDGetToken	mayConsume (const TypeToGet &id, edm::InputTag const &tag)

template<BranchType B>
EDGetToken	mayConsume (const TypeToGet &id, edm::InputTag const &tag)

Detailed Description

Definition at line 13 of file PixelVertexProducerClusters.h.

Constructor & Destructor Documentation

PixelVertexProducerClusters::PixelVertexProducerClusters ( const edm::ParameterSet & ps )

explicit

Definition at line 65 of file PixelVertexProducerClusters.cc.

                               : pixelToken_(consumes<SiPixelRecHitCollection>(edm::InputTag("siPixelRecHits")))
 {
   // Product
   produces<reco::VertexCollection>();
 }

PixelVertexProducerClusters::~PixelVertexProducerClusters ( )

Definition at line 72 of file PixelVertexProducerClusters.cc.

73 {

74 }

Member Function Documentation

void PixelVertexProducerClusters::produce	(	edm::StreamID	,
		edm::Event &	ev,
		const edm::EventSetup &	es
	)		const

overridevirtual

Implements edm::global::EDProducerBase.

Definition at line 79 of file PixelVertexProducerClusters.cc.

References edmNew::DetSetVector< T >::data(), alignCSCRings::e, edm::EventSetup::get(), edm::Event::getByToken(), TrackerGeometry::idToDet(), TrackerGeometry::idToDetUnit(), PixelTopology::isItEdgePixelInX(), PixelTopology::isItEdgePixelInY(), LogTrace, eostools::move(), nhits, PixelSubdetector::PixelBarrel, edm::Handle< T >::product(), edm::ESHandle< class >::product(), edm::Event::put(), edmNew::DetSetVector< T >::size(), PixelGeomDetUnit::specificTopology(), GeomDet::toGlobal(), and HLT_25ns10e33_v2_cff::vertices.

 {
   //Retrieve tracker topology from geometry
   edm::ESHandle<TrackerTopology> tTopo;
   es.get<TrackerTopologyRcd>().get(tTopo);
 
   // Get tracker geometry
   edm::ESHandle<TrackerGeometry> trackerHandle;
   es.get<TrackerDigiGeometryRecord>().get(trackerHandle);
   const TrackerGeometry* theTracker = trackerHandle.product();
 
 
   // Get pixel hit collections
   edm::Handle<SiPixelRecHitCollection> pixelColl;
   ev.getByToken(pixelToken_,           pixelColl);
 
   const SiPixelRecHitCollection* thePixelHits = pixelColl.product();
 
   auto vertices = std::make_unique<reco::VertexCollection>();
 
   if(thePixelHits->size() > 0)
   {
     vector<VertexHit> hits;
 
     for(SiPixelRecHitCollection::DataContainer::const_iterator
            recHit = thePixelHits->data().begin(),
            recHitEnd = thePixelHits->data().end();
            recHit != recHitEnd; ++recHit)
     {
       if(recHit->isValid())
       {
 //      if(!(recHit->isOnEdge() || recHit->hasBadPixels()))
         DetId id = recHit->geographicalId();
         const PixelGeomDetUnit* pgdu =
           dynamic_cast<const PixelGeomDetUnit*>(theTracker->idToDetUnit(id));
         const PixelTopology* theTopol = ( &(pgdu->specificTopology()) );
         vector<SiPixelCluster::Pixel> pixels = recHit->cluster()->pixels();
 
         bool pixelOnEdge = false;
         for(vector<SiPixelCluster::Pixel>::const_iterator
                pixel = pixels.begin(); pixel!= pixels.end(); pixel++)
         {
           int pos_x = (int)pixel->x;
           int pos_y = (int)pixel->y;
 
           if(theTopol->isItEdgePixelInX(pos_x) ||
               theTopol->isItEdgePixelInY(pos_y))
           { pixelOnEdge = true; break; }
         }
     
         if(!pixelOnEdge)
         if(id.subdetId() == int(PixelSubdetector::PixelBarrel))  
         {
           
  
           LocalPoint lpos = LocalPoint(recHit->localPosition().x(),
                                        recHit->localPosition().y(),
                                        recHit->localPosition().z());
 
           GlobalPoint gpos = theTracker->idToDet(id)->toGlobal(lpos);
 
           VertexHit hit;
           hit.z = gpos.z(); 
           hit.r = gpos.perp(); 
           hit.w = recHit->cluster()->sizeY();
 
           hits.push_back(hit);
         }
       }
     }
 
     int nhits; int nhits_max = 0;
     float chi; float chi_max = 1e+9;
 
     float zest = 0;
  
     for(float z0 = -15.9; z0 <= 15.95; z0 += 0.1)
     {
       nhits = getContainedHits(hits, z0, chi);
 
       if(nhits > 0)
       {
         if(nhits >  nhits_max)
         { chi_max = 1e+9; nhits_max = nhits; }
 
         if(nhits >= nhits_max)
         if(chi < chi_max)
         { chi_max = chi; zest = z0; }
       }
     }
 
     LogTrace("MinBiasTracking")
       << "  [vertex position] estimated = " << zest 
       << " | pixel barrel hits = " << thePixelHits->size();
 
     reco::Vertex::Error err;
     err(2,2) = 0.6 * 0.6;
     reco::Vertex ver(reco::Vertex::Point(0,0,zest), err, 0, 1, 1);
     vertices->push_back(ver);
   }
 
   ev.put(std::move(vertices));
 }

Member Data Documentation

edm::EDGetTokenT<SiPixelRecHitCollection> PixelVertexProducerClusters::pixelToken_

private

Definition at line 21 of file PixelVertexProducerClusters.h.

Public Member Functions

Private Attributes

Additional Inherited Members

Detailed Description

Constructor & Destructor Documentation

Member Function Documentation

Member Data Documentation