Inheritance diagram for HLTPixelClusterShapeFilter:

Classes
struct	VertexHit

Public Member Functions
	HLTPixelClusterShapeFilter (const edm::ParameterSet &)

	~HLTPixelClusterShapeFilter () override

Public Member Functions inherited from HLTFilter
	HLTFilter (const edm::ParameterSet &config)

int	module (edm::Event const &) const

const std::string *	moduleLabel () const

int	path (edm::Event const &) const

const std::string *	pathName (edm::Event const &) const

std::pair< int, int >	pmid (edm::Event const &) const

bool	saveTags () const

	~HLTFilter () override

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

bool	hasAbilityToProduceInLumis () const final

bool	hasAbilityToProduceInRuns () const final

bool	wantsGlobalLuminosityBlocks () const final

bool	wantsGlobalRuns () const final

bool	wantsStreamLuminosityBlocks () const final

bool	wantsStreamRuns () const final

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

ModuleDescription const &	moduleDescription () const

	~EDFilterBase () override

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 ()

std::vector< edm::ProductResolverIndex > const &	putTokenIndexToProductResolverIndex () const

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, ModuleToResolverIndicies const &iIndicies, std::string const &moduleLabel)

	~ProducerBase () noexcept(false) override

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

void	convertCurrentProcessAlias (std::string const &processName)
	Convert "@currentProcess" in InputTag process names to the actual current process name. More...

	EDConsumerBase ()

	EDConsumerBase (EDConsumerBase const &)=delete

	EDConsumerBase (EDConsumerBase &&)=default

ESProxyIndex const *	esGetTokenIndices (edm::Transition iTrans) const

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 &	itemsToGetFrom (BranchType iType) 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

ProductResolverIndexAndSkipBit	uncheckedIndexFrom (EDGetToken) const

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

void	updateLookup (eventsetup::ESRecordsToProxyIndices const &)

virtual	~EDConsumerBase () noexcept(false)

Static Public Member Functions
static void	fillDescriptions (edm::ConfigurationDescriptions &descriptions)

Static Public Member Functions inherited from HLTFilter
static void	makeHLTFilterDescription (edm::ParameterSetDescription &desc)

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

static void	fillDescriptions (ConfigurationDescriptions &descriptions)

static void	prevalidate (ConfigurationDescriptions &descriptions)

Private Member Functions
int	getContainedHits (const std::vector< VertexHit > &hits, double z0, double &chi) const

bool	hltFilter (edm::Event &, const edm::EventSetup &, trigger::TriggerFilterObjectWithRefs &filterproduct) const override

Private Attributes
std::vector< double >	clusterPars_

double	clusterTrunc_

edm::InputTag	inputTag_

edm::EDGetTokenT< SiPixelRecHitCollection >	inputToken_

double	maxZ_

double	minZ_

int	nhitsTrunc_

double	zStep_

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

Public Types inherited from edm::ProducerBase
using	ModuleToResolverIndicies = std::unordered_multimap< std::string, std::tuple< edm::TypeID const , const char , edm::ProductResolverIndex >>

typedef ProductRegistryHelper::TypeLabelList	TypeLabelList

Public Types inherited from edm::EDConsumerBase
typedef ProductLabels	Labels

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 ESProduct , typename ESRecord , Transition Tr = Transition::Event>
auto	esConsumes ()

template<typename ESProduct , typename ESRecord , Transition Tr = Transition::Event>
auto	esConsumes (ESInputTag const &tag)

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 HLTPixelClusterShapeFilter.cc.

Constructor & Destructor Documentation

HLTPixelClusterShapeFilter::HLTPixelClusterShapeFilter ( const edm::ParameterSet & config )

explicit

Definition at line 64 of file HLTPixelClusterShapeFilter.cc.

References inputTag_, inputToken_, LogDebug, and ~HLTPixelClusterShapeFilter().

                                                                                     : HLTFilter(config),
   inputTag_     (config.getParameter<edm::InputTag>("inputTag")),
   minZ_         (config.getParameter<double>("minZ")),
   maxZ_         (config.getParameter<double>("maxZ")),
   zStep_        (config.getParameter<double>("zStep")),
   clusterPars_  (config.getParameter< std::vector<double> >("clusterPars")),
   nhitsTrunc_   (config.getParameter<int>("nhitsTrunc")),
   clusterTrunc_ (config.getParameter<double>("clusterTrunc"))
 {
   inputToken_ = consumes<SiPixelRecHitCollection>(inputTag_);
   LogDebug("") << "Using the " << inputTag_ << " input collection";
 }

HLTPixelClusterShapeFilter::~HLTPixelClusterShapeFilter ( )

overridedefault

Referenced by HLTPixelClusterShapeFilter().

Member Function Documentation

void HLTPixelClusterShapeFilter::fillDescriptions ( edm::ConfigurationDescriptions & descriptions )

static

Definition at line 80 of file HLTPixelClusterShapeFilter.cc.

References edm::ConfigurationDescriptions::add(), edm::ParameterSetDescription::add(), HLTFilter::makeHLTFilterDescription(), and groupFilesInBlocks::temp.

                                                                                        {
   edm::ParameterSetDescription desc;
   makeHLTFilterDescription(desc);
   desc.add<edm::InputTag>("inputTag",edm::InputTag("hltSiPixelRecHits"));
   desc.add<double>("minZ",-20.0);
   desc.add<double>("maxZ",20.05);
   desc.add<double>("zStep",0.2);
   std::vector<double> temp; temp.push_back(0.0); temp.push_back(0.0045);
   desc.add<std::vector<double> >("clusterPars",temp);
   desc.add<int>("nhitsTrunc",150.);
   desc.add<double>("clusterTrunc",2.0);
   descriptions.add("hltPixelClusterShapeFilter",desc);
 }

int HLTPixelClusterShapeFilter::getContainedHits	(	const std::vector< VertexHit > &	hits,
		double	z0,
		double &	chi
	)		const

private

Definition at line 208 of file HLTPixelClusterShapeFilter.cc.

References DEFINE_FWK_MODULE, gen::n, AlCaHLTBitMon_ParallelJobs::p, and hit::z.

Referenced by hltFilter().

 {
   // Calculate number of hits contained in v-shaped window in cluster y-width vs. z-position.
   int n = 0;
   chi   = 0.;
 
   for(auto hit : hits) {
     double p = 2 * fabs(hit.z - z0)/hit.r + 0.5; // FIXME
     if(fabs(p - hit.w) <= 1.) {
       chi += fabs(p - hit.w);
       n++;
     }
   }
   return n;
 }

bool HLTPixelClusterShapeFilter::hltFilter	(	edm::Event &	event,
		const edm::EventSetup &	iSetup,
		trigger::TriggerFilterObjectWithRefs &	filterproduct
	)		const

overrideprivatevirtual

Implements HLTFilter.

Definition at line 99 of file HLTPixelClusterShapeFilter.cc.

References accept(), trigger::TriggerFilterObjectWithRefs::addCollectionTag(), clusterPars_, clusterTrunc_, edmNew::DetSetVector< T >::data(), MillePedeFileConverter_cfg::e, edm::EventSetup::get(), getContainedHits(), hfClusterShapes_cfi::hits, mps_fire::i, triggerObjects_cff::id, TrackerGeometry::idToDet(), inputTag_, inputToken_, createfilelist::int, PixelTopology::isItEdgePixelInX(), PixelTopology::isItEdgePixelInY(), edm::HandleBase::isValid(), maxZ_, minZ_, nhits, nhitsTrunc_, digitizers_cfi::pixel, PixelSubdetector::PixelBarrel, funct::pow(), edm::Handle< T >::product(), edm::ESHandle< T >::product(), HLTPixelClusterShapeFilter::VertexHit::r, HLTFilter::saveTags(), PixelGeomDetUnit::specificTopology(), GeomDet::toGlobal(), HLTPixelClusterShapeFilter::VertexHit::w, hit::x, hit::y, HLTPixelClusterShapeFilter::VertexHit::z, hit::z, and zStep_.

 {
   // All HLT filters must create and fill an HLT filter object,
   // recording any reconstructed physics objects satisfying (or not)
   // this HLT filter, and place it in the Event.
 
   // The filter object
   if (saveTags()) filterproduct.addCollectionTag(inputTag_);
   bool accept = true;
 
   // get hold of products from Event
   edm::Handle<SiPixelRecHitCollection> hRecHits;
   event.getByToken(inputToken_, hRecHits);
 
   // get tracker geometry
   if (hRecHits.isValid()) {
     edm::ESHandle<TrackerGeometry> trackerHandle;
     iSetup.get<TrackerDigiGeometryRecord>().get(trackerHandle);
     const TrackerGeometry *tgeo = trackerHandle.product();
     const SiPixelRecHitCollection *hits = hRecHits.product();
 
     // loop over pixel rechits
     int nPxlHits=0;
     std::vector<VertexHit> vhits;
     for(auto const & hit : hits->data()) {
       if (!hit.isValid())
         continue;
       ++nPxlHits;
       DetId id(hit.geographicalId());
       if(id.subdetId() != int(PixelSubdetector::PixelBarrel))
         continue;
       const PixelGeomDetUnit *pgdu = static_cast<const PixelGeomDetUnit*>(tgeo->idToDet(id));
       if (true) {
         const PixelTopology *pixTopo = &(pgdu->specificTopology());
         std::vector<SiPixelCluster::Pixel> pixels(hit.cluster()->pixels());
         bool pixelOnEdge = false;
         for(std::vector<SiPixelCluster::Pixel>::const_iterator pixel = pixels.begin();
             pixel != pixels.end(); ++pixel) {
           int pixelX = pixel->x;
           int pixelY = pixel->y;
           if(pixTopo->isItEdgePixelInX(pixelX) || pixTopo->isItEdgePixelInY(pixelY)) {
             pixelOnEdge = true;
             break;
           }
         }
         if (pixelOnEdge)
           continue;
       }
 
       LocalPoint lpos = LocalPoint(hit.localPosition().x(),
                    hit.localPosition().y(),
                    hit.localPosition().z());
       GlobalPoint gpos = pgdu->toGlobal(lpos);
       VertexHit vh;
       vh.z = gpos.z();
       vh.r = gpos.perp();
       vh.w = hit.cluster()->sizeY();
       vhits.push_back(vh);
     }
 
     // estimate z-position from cluster lengths
     double zest = 0.0;
     int nhits = 0, nhits_max = 0;
     double chi = 0, chi_max = 1e+9;
     for(double z0 = minZ_; z0 <= maxZ_; z0 += zStep_) {
       nhits = getContainedHits(vhits, z0, chi);
       if(nhits == 0)
     continue;
       if(nhits > nhits_max) {
     chi_max = 1e+9;
     nhits_max = nhits;
       }
       if(nhits >= nhits_max && chi < chi_max) {
     chi_max = chi;
     zest = z0;
       }
     }
 
     chi = 0;
     int nbest=0, nminus=0, nplus=0;
     nbest = getContainedHits(vhits,zest,chi);
     nminus = getContainedHits(vhits,zest-10.,chi);
     nplus = getContainedHits(vhits,zest+10.,chi);
 
     double clusVtxQual=0.0;
     if ((nminus+nplus)> 0)
       clusVtxQual = (2.0*nbest)/(nminus+nplus);  // A/B
     else if (nbest>0)
       clusVtxQual = 1000.0;                      // A/0 (set to arbitrarily large number)
     else
       clusVtxQual = 0;                           // 0/0 (already the default)
 
   // construct polynomial cut on cluster vertex quality vs. npixelhits
   double polyCut=0;
   for(unsigned int i=0; i < clusterPars_.size(); i++) {
     polyCut += clusterPars_[i]*std::pow((double)nPxlHits,(int)i);
   }
   if(nPxlHits < nhitsTrunc_)
     polyCut=0;             // don't use cut below nhitsTrunc_ pixel hits
   if(polyCut > clusterTrunc_ && clusterTrunc_ > 0)
     polyCut=clusterTrunc_; // no cut above clusterTrunc_
 
   if (clusVtxQual < polyCut) accept = false;
   }
 
   // return with final filter decision
   return accept;
 }