#include <QuarkoniaTrackSelector.h>

Inheritance diagram for QuarkoniaTrackSelector:

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

	~QuarkoniaTrackSelector () override

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

ModuleDescription const &	moduleDescription () const

	~EDProducerBase () 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)

Private Member Functions
void	produce (edm::StreamID, edm::Event &, const edm::EventSetup &) const override

Private Attributes
bool	checkCharge_
	check opposite charge? More...

std::vector< double >	maxMasses_
	upper mass limits More...

double	maxTrackEta_
	track \|eta\| cut More...

std::vector< double >	minMasses_
	lower mass limits More...

double	minTrackP_
	track p cut More...

double	minTrackPt_
	track pt cut More...

edm::InputTag	muonTag_
	tag for RecoChargedCandidateCollection More...

edm::EDGetTokenT< reco::RecoChargedCandidateCollection >	muonToken_

edm::InputTag	trackTag_
	tag for TrackCollection More...

edm::EDGetTokenT< reco::TrackCollection >	trackToken_

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

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

Creates a filtered TrackCollection based on the mass of a combination of a track and a RecoChargedCandidate (typically a muon)

Definition at line 18 of file QuarkoniaTrackSelector.h.

Constructor & Destructor Documentation

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

explicit

Definition at line 19 of file QuarkoniaTrackSelector.cc.

References checkCharge_, mps_fire::i, LogDebug, maxMasses_, maxTrackEta_, minMasses_, minTrackP_, minTrackPt_, muonTag_, muonToken_, trackTag_, and trackToken_.

                                                                              :
   muonTag_(iConfig.getParameter<edm::InputTag>("muonCandidates")),
   trackTag_(iConfig.getParameter<edm::InputTag>("tracks")),
   minMasses_(iConfig.getParameter< std::vector<double> >("MinMasses")),
   maxMasses_(iConfig.getParameter< std::vector<double> >("MaxMasses")),
   checkCharge_(iConfig.getParameter<bool>("checkCharge")),
   minTrackPt_(iConfig.getParameter<double>("MinTrackPt")),
   minTrackP_(iConfig.getParameter<double>("MinTrackP")),
   maxTrackEta_(iConfig.getParameter<double>("MaxTrackEta"))
 {
 
 
   muonToken_ = consumes<reco::RecoChargedCandidateCollection>(muonTag_);
   trackToken_ = consumes<reco::TrackCollection>(trackTag_);
 
 
   //register your products
   produces<reco::TrackCollection>();
   //
   // verify mass windows
   //
   bool massesValid = minMasses_.size()==maxMasses_.size();
   if ( massesValid ) {
     for ( size_t i=0; i<minMasses_.size(); ++i ) {
       if ( minMasses_[i]<0 || maxMasses_[i]<0 || 
        minMasses_[i]>maxMasses_[i] )  massesValid = false;
     }
   }
   if ( !massesValid ) {
     edm::LogError("QuarkoniaTrackSelector") << "Inconsistency in definition of mass windows, "
                         << "no track will be selected";
     minMasses_.clear();
     maxMasses_.clear();
   }
 
   std::ostringstream stream;
   stream << "instantiated with parameters\n"
      << "  muonTag  = " << muonTag_ << "\n"
      << "  trackTag = " << trackTag_ << "\n";
   stream << "  mass windows =";
   for ( size_t i=0; i<minMasses_.size(); ++i )  
     stream << " (" << minMasses_[i] << "," << maxMasses_[i] << ")";
   stream << "\n";
   stream << "  checkCharge  = " << checkCharge_ << "\n";
   stream << "  MinTrackPt = " << minTrackPt_ << "\n";
   stream << "  MinTrackP = " << minTrackP_ << "\n";
   stream << "  MaxTrackEta = " << maxTrackEta_;
   LogDebug("QuarkoniaTrackSelector") << stream.str();
 }

QuarkoniaTrackSelector::~QuarkoniaTrackSelector ( )

inlineoverride

Definition at line 21 of file QuarkoniaTrackSelector.h.

References produce().

21 {}

Member Function Documentation

void QuarkoniaTrackSelector::produce	(	edm::StreamID	,
		edm::Event &	iEvent,
		const edm::EventSetup &	iSetup
	)		const

overrideprivate

Definition at line 71 of file QuarkoniaTrackSelector.cc.

References reco::LeafCandidate::charge(), reco::TrackBase::charge(), checkCharge_, DEFINE_FWK_MODULE, reco::LeafCandidate::eta(), reco::TrackBase::eta(), spr::find(), edm::Event::getByToken(), mps_fire::i, edm::isDebugEnabled(), edm::HandleBase::isValid(), LogDebug, ResonanceBuilder::mass, maxMasses_, maxTrackEta_, minMasses_, minTrackP_, minTrackPt_, eostools::move(), muonToken_, reco::LeafCandidate::p(), reco::TrackBase::p(), reco::LeafCandidate::p4(), reco::LeafCandidate::pt(), reco::TrackBase::pt(), edm::Event::put(), reco::TrackBase::px(), reco::TrackBase::py(), reco::TrackBase::pz(), mathSSE::sqrt(), HiIsolationCommonParameters_cff::track, and trackToken_.

Referenced by ~QuarkoniaTrackSelector().

 {
   //
   // the product
   //
   auto product = std::make_unique<reco::TrackCollection>();
   //
   // Muons
   //
   edm::Handle<reco::RecoChargedCandidateCollection> muonHandle;
   iEvent.getByToken(muonToken_,muonHandle);
   //
   // Tracks
   //
   edm::Handle<reco::TrackCollection> trackHandle;
   iEvent.getByToken(trackToken_,trackHandle);
   //
   // Verification
   //
   if ( !muonHandle.isValid() || !trackHandle.isValid() || minMasses_.empty() ) {
     iEvent.put(std::move(product));
     return;
   }
   //
   // Debug output
   //
   if ( edm::isDebugEnabled() ) {
     std::ostringstream stream;
     stream << "\nInput muons: # / q / pt / p / eta\n";
     for ( size_t im=0; im<muonHandle->size(); ++im ) {
       const reco::RecoChargedCandidate& muon = (*muonHandle)[im];
       stream << "   " << im << " "
          << muon.charge() << " " << muon.pt() << " "
          << muon.p() << " " << muon.eta() << "\n";
     }
     stream << "Input tracks: # / q / pt / p / eta\n";
     for ( size_t it=0; it<trackHandle->size(); ++it ) {
       const reco::Track& track = (*trackHandle)[it];
       stream << "   " << it << " "
          << track.charge() << " " << track.pt() << " "
          << track.p() << " " << track.eta() << "\n";
     }
     LogDebug("QuarkoniaTrackSelector") << stream.str();
   }
   //
   // combinations
   //
 //   std::ostringstream stream;
   unsigned int nQ(0);
   unsigned int nComb(0);
   std::vector<size_t> selectedTrackIndices;
   selectedTrackIndices.reserve(muonHandle->size());
   reco::Particle::LorentzVector p4Muon;
   reco::Particle::LorentzVector p4JPsi;
   // muons
   for ( size_t im=0; im<muonHandle->size(); ++im ) {
     const reco::RecoChargedCandidate& muon = (*muonHandle)[im];
     int qMuon = muon.charge();
     p4Muon = muon.p4();
     // tracks
     for ( size_t it=0; it<trackHandle->size(); ++it ) {
       const reco::Track& track = (*trackHandle)[it];
       if ( track.pt()<minTrackPt_ || track.p()<minTrackP_ ||
        fabs(track.eta())>maxTrackEta_ )  continue;
       if ( checkCharge_ && track.charge()!=-qMuon )  continue;
       ++nQ;
       reco::Particle::LorentzVector p4Track(track.px(),track.py(),track.pz(),
                         sqrt(track.p()*track.p()+0.0111636));
       // mass windows
       double mass = (p4Muon+p4Track).mass();
 //       stream << "Combined mass = " << im << " " << it 
 //       << " " << mass 
 //       << " phi " << track.phi() << "\n";
       for ( size_t j=0; j<minMasses_.size(); ++j ) {
     if ( mass>minMasses_[j] && mass<maxMasses_[j] ) {
       ++nComb;
       if ( find(selectedTrackIndices.begin(),selectedTrackIndices.end(),it)==
            selectedTrackIndices.end() )  selectedTrackIndices.push_back(it);
 //    stream << "... adding " << "\n"; 
       break;
     }
       }
     }
   }
 //   LogDebug("QuarkoniaTrackSelector") << stream.str();
   //
   // filling of output collection
   //
   for ( size_t i=0; i<selectedTrackIndices.size(); ++i ) 
     product->push_back((*trackHandle)[selectedTrackIndices[i]]);
   //
   // debug output
   //
   if ( edm::isDebugEnabled() ) {
     std::ostringstream stream;
     stream << "Total number of combinations = " << muonHandle->size()*trackHandle->size()
        << " , after charge " << nQ << " , after mass " << nComb << std::endl;
     stream << "Selected " << product->size() << " tracks with # / q / pt / eta\n";
     for ( size_t i=0; i<product->size(); ++i ) {
       const reco::Track& track = (*product)[i];
       stream << "  " << i << " " << track.charge() << " "
          << track.pt() << " " << track.eta() << "\n";
     }
     LogDebug("QuarkoniaTrackSelector") << stream.str();
   }
   //
   iEvent.put(std::move(product));
 }