bestPVselector Class Reference

Inheritance diagram for bestPVselector:

Public Member Functions
	bestPVselector (edm::ParameterSet const &iConfig)
void	produce (edm::StreamID, edm::Event &, edm::EventSetup const &) const override
Public Member Functions inherited from edm::global::EDProducer<>
	EDProducer ()=default
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)
virtual	~ProducerBase () noexcept(false)
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
void	updateLookup (BranchType iBranchType, ProductResolverIndexHelper const &, bool iPrefetchMayGet)
virtual	~EDConsumerBase () noexcept(false)

Private Attributes
edm::EDGetTokenT< std::vector< reco::Vertex > >	src_

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

Definition at line 19 of file PVSorterBySumP.cc.

Constructor & Destructor Documentation

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

explicit

Definition at line 35 of file PVSorterBySumP.cc.

References edm::ParameterSet::getParameter().

  : src_{consumes<std::vector<reco::Vertex>>(iConfig.getParameter<edm::InputTag>("src"))}
{
  produces<std::vector<reco::Vertex>>();
}

Member Function Documentation

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

overridevirtual

Implements edm::global::EDProducerBase.

Definition at line 46 of file PVSorterBySumP.cc.

References edm::Event::getByToken(), eostools::move(), edm::Event::put(), MetAnalyzer::pv(), src_, and electrons_cff::vertices.

{
  edm::Handle<std::vector<reco::Vertex>> vertices;
  iEvent.getByToken(src_,vertices);

  auto theBestPV = std::make_unique<std::vector<reco::Vertex>>();

  if (!vertices->empty()) {
    auto sumSquarePt = [](auto const& pv) { return pv.p4().pt()*pv.p4().pt(); };
    auto bestPV = std::max_element(std::cbegin(*vertices), std::cend(*vertices),
                                   [sumSquarePt](auto const& v1, auto const& v2) {
                                     return sumSquarePt(v1) < sumSquarePt(v2);
                                   });
    theBestPV->push_back(*bestPV);
  }
  iEvent.put(std::move(theBestPV));
}

Member Data Documentation

edm::EDGetTokenT<std::vector<reco::Vertex> > bestPVselector::src_

private

Definition at line 26 of file PVSorterBySumP.cc.

Referenced by produce().