GsfElectronFromPVSelector Class Reference

Inheritance diagram for GsfElectronFromPVSelector:

Public Member Functions
	GsfElectronFromPVSelector (const edm::ParameterSet &iConfig)
void	produce (edm::Event &iEvent, const edm::EventSetup &iSetup) override
virtual	~GsfElectronFromPVSelector ()
Public Member Functions inherited from edm::EDProducer
	EDProducer ()
ModuleDescription const &	moduleDescription () const
virtual	~EDProducer ()
Public Member Functions inherited from edm::ProducerBase
void	callWhenNewProductsRegistered (std::function< void(BranchDescription const &)> const &func)
	ProducerBase ()
void	registerProducts (ProducerBase *, ProductRegistry *, ModuleDescription const &)
std::function< void(BranchDescription const &)>	registrationCallback () const
	used by the fwk to register list of products More...
virtual	~ProducerBase ()
Public Member Functions inherited from edm::EDConsumerBase
std::vector< ConsumesInfo >	consumesInfo () const
	EDConsumerBase ()
ProductHolderIndexAndSkipBit	indexFrom (EDGetToken, BranchType, TypeID const &) const
void	itemsMayGet (BranchType, std::vector< ProductHolderIndexAndSkipBit > &) const
void	itemsToGet (BranchType, std::vector< ProductHolderIndexAndSkipBit > &) const
std::vector < ProductHolderIndexAndSkipBit > const &	itemsToGetFromEvent () const
void	labelsForToken (EDGetToken iToken, Labels &oLabels) const
void	modulesDependentUpon (const std::string &iProcessName, std::vector< const char * > &oModuleLabels) const
void	modulesWhoseProductsAreConsumed (std::vector< ModuleDescription const * > &modules, ProductRegistry const &preg, std::map< std::string, ModuleDescription const * > const &labelsToDesc, std::string const &processName) const
bool	registeredToConsume (ProductHolderIndex, bool, BranchType) const
bool	registeredToConsumeMany (TypeID const &, BranchType) const
void	updateLookup (BranchType iBranchType, ProductHolderIndexHelper const &)
virtual	~EDConsumerBase ()

Private Attributes
double	max_dxy_
double	max_dz_
edm::EDGetTokenT< std::vector < reco::GsfElectron > >	v_recoGsfElectronToken_
edm::EDGetTokenT< std::vector < reco::Vertex > >	v_recoVertexToken_

Additional Inherited Members
Public Types inherited from edm::EDProducer
typedef EDProducer	ModuleType
Public Types inherited from edm::ProducerBase
typedef ProductRegistryHelper::TypeLabelList	TypeLabelList
Public Types inherited from edm::EDConsumerBase
typedef ProductLabels	Labels
Static Public Member Functions inherited from edm::EDProducer
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 31 of file ElectronFromPVSelector.cc.

Constructor & Destructor Documentation

GsfElectronFromPVSelector::GsfElectronFromPVSelector

(

const edm::ParameterSet &

iConfig

)

Definition at line 56 of file ElectronFromPVSelector.cc.

  : max_dxy_               ( iConfig.getParameter<double>( "max_dxy" ) )
  , max_dz_                ( iConfig.getParameter<double>( "max_dz" ) )
  , v_recoVertexToken_     ( consumes< std::vector<reco::Vertex> >( iConfig.getParameter<edm::InputTag>( "srcVertex" ) ) )
  , v_recoGsfElectronToken_( consumes< std::vector<reco::GsfElectron> >( iConfig.getParameter<edm::InputTag>( "srcElectron" ) ) )
{
  produces<std::vector<reco::GsfElectron> >();
}

GsfElectronFromPVSelector::~GsfElectronFromPVSelector ( )

virtual

Definition at line 67 of file ElectronFromPVSelector.cc.

{}

Member Function Documentation

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

overridevirtual

Implements edm::EDProducer.

Definition at line 74 of file ElectronFromPVSelector.cc.

References edm::Event::getByToken(), max_dxy_, max_dz_, reco::Vertex::position(), edm::Event::put(), mathSSE::return(), v_recoGsfElectronToken_, and v_recoVertexToken_.

{  
  std::auto_ptr<std::vector<reco::GsfElectron> > goodGsfElectrons(new std::vector<reco::GsfElectron >);
  
  edm::Handle< std::vector<reco::Vertex> > VertexHandle;
  iEvent.getByToken( v_recoVertexToken_, VertexHandle );

  edm::Handle< std::vector<reco::GsfElectron> > GsfElectronHandle;
  iEvent.getByToken( v_recoGsfElectronToken_, GsfElectronHandle );
  
  if( (VertexHandle->size() == 0) || (GsfElectronHandle->size() == 0) ) 
  {
    iEvent.put(goodGsfElectrons);
    return ;
  }
  
  
  reco::Vertex PV = VertexHandle->front();   
  std::vector<reco::GsfElectron>::const_iterator GsfElectronIt ;
//  typename std::vector<reco::GsfElectron>::const_iterator GsfElectronIt ;

  for (GsfElectronIt = GsfElectronHandle->begin(); GsfElectronIt != GsfElectronHandle->end(); ++GsfElectronIt) {
    
    //int q = GsfElectronIt->gsfTrack()->charge() ;
    
    if ( fabs(GsfElectronIt->gsfTrack()->dxy(PV.position())) < max_dxy_ && 
         fabs(GsfElectronIt->gsfTrack()->dz(PV.position()))  < max_dz_  ) {
        goodGsfElectrons -> push_back(*GsfElectronIt) ;
    }
  }  
  
  iEvent.put(goodGsfElectrons);
  
}

Member Data Documentation

double GsfElectronFromPVSelector::max_dxy_

private

Definition at line 43 of file ElectronFromPVSelector.cc.

Referenced by produce().

double GsfElectronFromPVSelector::max_dz_

private

Definition at line 44 of file ElectronFromPVSelector.cc.

Referenced by produce().

edm::EDGetTokenT< std::vector<reco::GsfElectron> > GsfElectronFromPVSelector::v_recoGsfElectronToken_

private

Definition at line 46 of file ElectronFromPVSelector.cc.

Referenced by produce().

edm::EDGetTokenT< std::vector<reco::Vertex> > GsfElectronFromPVSelector::v_recoVertexToken_

private

Definition at line 45 of file ElectronFromPVSelector.cc.

Referenced by produce().