#include <HLTPixlMBFilt.h>

Inheritance diagram for HLTPixlMBFilt:

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

	HLTPixlMBFilt (const edm::ParameterSet &)

	~HLTPixlMBFilt () 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

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)

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 Attributes
double	min_Pt_

float	min_sep_

unsigned int	min_trks_

edm::InputTag	pixlTag_

edm::EDGetTokenT< reco::RecoChargedCandidateCollection >	pixlToken_

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 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

See header file for documentation

Author: Mika Huhtinen

Definition at line 28 of file HLTPixlMBFilt.h.

Constructor & Destructor Documentation

HLTPixlMBFilt::HLTPixlMBFilt ( const edm::ParameterSet & iConfig )

explicit

Definition at line 31 of file HLTPixlMBFilt.cc.

References edm::InputTag::encode(), LogDebug, min_Pt_, min_sep_, min_trks_, pixlTag_, pixlToken_, and ~HLTPixlMBFilt().

                                                            : HLTFilter(iConfig),
     pixlTag_ (iConfig.getParameter<edm::InputTag>("pixlTag")),
     min_Pt_  (iConfig.getParameter<double>("MinPt")),
     min_trks_  (iConfig.getParameter<unsigned int>("MinTrks")),
     min_sep_  (iConfig.getParameter<double>("MinSep"))
 
 {
   pixlToken_ = consumes<reco::RecoChargedCandidateCollection>(pixlTag_);
   LogDebug("") << "MinPt cut " << min_Pt_   << "pixl: " << pixlTag_.encode();
   LogDebug("") << "Requesting : " << min_trks_ << " tracks from same vertex ";
   LogDebug("") << "Requesting tracks from same vertex eta-phi separation by " << min_sep_;
 }

HLTPixlMBFilt::~HLTPixlMBFilt ( )

overridedefault

Referenced by HLTPixlMBFilt().

Member Function Documentation

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

static

Definition at line 47 of file HLTPixlMBFilt.cc.

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

                                                                           {
   edm::ParameterSetDescription desc;
   makeHLTFilterDescription(desc);
   desc.add<edm::InputTag>("pixlTag",edm::InputTag("hltPixelCands"));
   desc.add<double>("MinPt",0.);
   desc.add<unsigned int>("MinTrks",2);
   desc.add<double>("MinSep",1.);
   descriptions.add("hltPixlMBFilt",desc);
 }

bool HLTPixlMBFilt::hltFilter	(	edm::Event &	iEvent,
		const edm::EventSetup &	iSetup,
		trigger::TriggerFilterObjectWithRefs &	filterproduct
	)		const

overridevirtual

Implements HLTFilter.

Definition at line 62 of file HLTPixlMBFilt.cc.

References accept(), trigger::TriggerFilterObjectWithRefs::addCollectionTag(), trigger::TriggerRefsCollections::addObject(), DEFINE_FWK_MODULE, edm::Event::getByToken(), gen::k, LogDebug, min_Pt_, min_sep_, min_trks_, pixlTag_, pixlToken_, HLTFilter::saveTags(), mathSSE::sqrt(), l1t::tracks, and trigger::TriggerTrack.

 {
    using namespace std;
    using namespace edm;
    using namespace reco;
    using namespace trigger;
 
    // 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.
    if (saveTags()) {
        filterproduct.addCollectionTag(pixlTag_);
    }
 
    // Specific filter code
 
    // get hold of products from Event
 
    Handle<RecoChargedCandidateCollection> tracks;
    iEvent.getByToken(pixlToken_,tracks);
 
    // pixel tracks
    int npixl_tot = 0;
    vector<double> etastore;
    vector<double> phistore;
    vector<int> itstore;
    bool accept;
    auto apixl(tracks->begin());
    auto epixl(tracks->end());
    RecoChargedCandidateCollection::const_iterator ipixl, jpixl;
    unsigned int nsame_vtx=0;
    int itrk = -1;
    if (tracks->size() >= min_trks_) {
      for (ipixl=apixl; ipixl!=epixl; ipixl++){
        if (ipixl->pt() < min_Pt_) continue;
        itrk++;
        const double& ztrk1 = ipixl->vz();       
        const double& etatrk1 = ipixl->momentum().eta();
        const double& phitrk1 = ipixl->momentum().phi();
        nsame_vtx=1;
        etastore.clear();
        phistore.clear();
        itstore.clear();
        etastore.push_back(etatrk1);
        phistore.push_back(phitrk1);
        itstore.push_back(itrk);
        if (fabs(ztrk1) < 15.0) {
          //  check this track against all others to see if others start from same point
      int jtrk=-1;
          for (jpixl=apixl; jpixl!=epixl; jpixl++) {
        if (jpixl->pt() < min_Pt_) continue;
        jtrk++;
        if (jpixl==ipixl) continue;
            const double& ztrk2 = jpixl->vz();       
            const double& etatrk2 = jpixl->momentum().eta();
            const double& phitrk2 = jpixl->momentum().phi();
            double eta_dist=etatrk2-etatrk1;
            double phi_dist=phitrk2-phitrk1;
            double etaphi_dist=sqrt(eta_dist*eta_dist + phi_dist*phi_dist);
            if (fabs(ztrk2-ztrk1) < 1.0 && etaphi_dist > min_sep_) {
           if (min_trks_ <= 2 || itstore.size() <= 1) {
             etastore.push_back(etatrk2);
             phistore.push_back(phitrk2);
         itstore.push_back(jtrk);
                 nsame_vtx++;
               } else {
                 // check also separation to already found 'second' tracks
         LogDebug("") << "HLTPixlMBFilt: with mintrks=2 we should not be here...";
         bool isok = true;
         for (unsigned int k=1; k < itstore.size(); k++) {
                   eta_dist=etatrk2-etastore.at(k);
                   phi_dist=phitrk2-phistore.at(k);
                   etaphi_dist=sqrt(eta_dist*eta_dist + phi_dist*phi_dist);
           if (etaphi_dist < min_sep_) {
             isok=false;
             break;
                   }
         }
         if (isok) {
               etastore.push_back(etatrk2);
               phistore.push_back(phitrk2);
                   itstore.push_back(jtrk);
                   nsame_vtx++;
                 }
           }
        }
            if (nsame_vtx >= min_trks_) break;
          }
        }
        npixl_tot++;
 
        if (nsame_vtx >= min_trks_) break;
      }
 
      //   final filter decision:
      //   request at least min_trks_ tracks compatible with vertex-region
      accept = (nsame_vtx >= min_trks_ ) ;
 
    } else {
      accept = false;
    }
 
    // At this point we have the indices of the accepted tracks stored in itstore
    // we now move them to the filterproduct
 
    if (accept) {
      for (int iaddr : itstore) {
        filterproduct.addObject(TriggerTrack,RecoChargedCandidateRef(tracks,iaddr));
      }
    }
 
   LogDebug("") << "Number of pixel-track objects accepted:"
                << " " << npixl_tot;
 
   // return with final filter decision
   return accept;
 
 }