#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	hasAbilityToProduceInBeginLumis () const final

bool	hasAbilityToProduceInBeginRuns () const final

bool	hasAbilityToProduceInEndLumis () const final

bool	hasAbilityToProduceInEndRuns () 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

std::vector< bool > const &	recordProvenanceList () 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)

TypeLabelList const &	typeLabelList () const
	used by the fwk to register the list of products of this module More...

	~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 &&)=default

	EDConsumerBase (EDConsumerBase const &)=delete

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 &	operator= (EDConsumerBase &&)=default

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

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)

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::ProducerBase
template<class ProductType >
BranchAliasSetterT< ProductType >	produces ()
	declare what type of product will make and with which optional label More...

template<typename ProductType , BranchType B>
BranchAliasSetterT< ProductType >	produces ()

template<typename ProductType , Transition B>
BranchAliasSetterT< ProductType >	produces ()

BranchAliasSetter	produces (const TypeID &id, std::string instanceName=std::string(), bool recordProvenance=true)

template<BranchType B>
BranchAliasSetter	produces (const TypeID &id, std::string instanceName=std::string(), bool recordProvenance=true)

template<Transition B>
BranchAliasSetter	produces (const TypeID &id, std::string instanceName=std::string(), bool recordProvenance=true)

template<typename ProductType , Transition B>
BranchAliasSetterT< ProductType >	produces (std::string instanceName)

template<class ProductType >
BranchAliasSetterT< ProductType >	produces (std::string instanceName)

template<typename ProductType , BranchType B>
BranchAliasSetterT< ProductType >	produces (std::string instanceName)

ProducesCollector	producesCollector ()

Protected Member Functions inherited from edm::EDConsumerBase
EDGetToken	consumes (const TypeToGet &id, edm::InputTag const &tag)

template<typename ProductType , BranchType B = InEvent>
EDGetTokenT< ProductType >	consumes (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)

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

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

template<typename ProductType , BranchType B = InEvent>
EDGetTokenT< ProductType >	mayConsume (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 17 of file QuarkoniaTrackSelector.h.

Constructor & Destructor Documentation

◆ QuarkoniaTrackSelector()

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

explicit

Definition at line 18 of file QuarkoniaTrackSelector.cc.

     : 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();
 }

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

◆ ~QuarkoniaTrackSelector()

QuarkoniaTrackSelector::~QuarkoniaTrackSelector ( )

inlineoverride

Definition at line 20 of file QuarkoniaTrackSelector.h.

20 {}

Member Function Documentation

◆ produce()

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

overrideprivatevirtual

Implements edm::global::EDProducerBase.

Definition at line 64 of file QuarkoniaTrackSelector.cc.

                                                                                                      {
   //
   // 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));
 }