MCVerticesWeight Class Reference

#include <Validation/RecoVertex/MCVerticesWeight.cc>

Inheritance diagram for MCVerticesWeight:

Public Member Functions
	MCVerticesWeight (const edm::ParameterSet &)
	~MCVerticesWeight ()
Public Member Functions inherited from edm::EDFilter
	EDFilter ()
ModuleDescription const &	moduleDescription () const
virtual	~EDFilter ()
Public Member Functions inherited from edm::ProducerBase
	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
	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
bool	registeredToConsume (ProductHolderIndex, bool, BranchType) const
bool	registeredToConsumeMany (TypeID const &, BranchType) const
void	updateLookup (BranchType iBranchType, ProductHolderIndexHelper const &)
virtual	~EDConsumerBase ()

Private Member Functions
virtual void	beginJob ()
virtual void	endJob ()
virtual bool	filter (edm::Event &, const edm::EventSetup &)

Private Attributes
edm::EDGetTokenT < edm::HepMCProduct >	m_hepMCProductToken
edm::EDGetTokenT< std::vector < PileupSummaryInfo > >	m_vecPileupSummaryInfoToken
const VertexWeighter	m_weighter

Additional Inherited Members
Public Types inherited from edm::EDFilter
typedef EDFilter	ModuleType
Public Types inherited from edm::ProducerBase
typedef ProductRegistryHelper::TypeLabelList	TypeLabelList
Static Public Member Functions inherited from edm::EDFilter
static const std::string &	baseType ()
static void	fillDescriptions (ConfigurationDescriptions &descriptions)
static void	prevalidate (ConfigurationDescriptions &)
Protected Member Functions inherited from edm::ProducerBase
void	callWhenNewProductsRegistered (std::function< void(BranchDescription const &)> const &func)
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

Description:

Implementation: <Notes on="" implementation>="">

Definition at line 49 of file MCVerticesWeight.cc.

Constructor & Destructor Documentation

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

explicit

Definition at line 78 of file MCVerticesWeight.cc.

  : m_vecPileupSummaryInfoToken( consumes< std::vector<PileupSummaryInfo> >( iConfig.getParameter< edm::InputTag >( "pileupSummaryCollection" ) ) )
  , m_hepMCProductToken( consumes< edm::HepMCProduct >( iConfig.getParameter< edm::InputTag >( "mcTruthCollection" ) ) )
  , m_weighter( iConfig.getParameter<edm::ParameterSet>( "weighterConfig" ) )
{

  produces<double>();

}

MCVerticesWeight::~MCVerticesWeight

(

)

Definition at line 88 of file MCVerticesWeight.cc.

{
 
   // do anything here that needs to be done at desctruction time
   // (e.g. close files, deallocate resources etc.)

}

Member Function Documentation

void MCVerticesWeight::beginJob ( void  )

privatevirtual

Reimplemented from edm::EDFilter.

Definition at line 167 of file MCVerticesWeight.cc.

{
}

void MCVerticesWeight::endJob ( void  )

privatevirtual

Reimplemented from edm::EDFilter.

Definition at line 173 of file MCVerticesWeight.cc.

                         {
}

bool MCVerticesWeight::filter ( edm::Event &  iEvent, const edm::EventSetup &  iSetup  )

privatevirtual

Implements edm::EDFilter.

Definition at line 103 of file MCVerticesWeight.cc.

References edm::Event::getByToken(), m_hepMCProductToken, m_vecPileupSummaryInfoToken, m_weighter, edm::Event::put(), VertexWeighter::weight(), and histoStyle::weight.

{
  
   bool selected = true;
   
   double computed_weight(1);
   
   edm::Handle<std::vector<PileupSummaryInfo> > pileupinfos;
   iEvent.getByToken( m_vecPileupSummaryInfoToken, pileupinfos );


  // look for the intime PileupSummaryInfo

   std::vector<PileupSummaryInfo>::const_iterator pileupinfo;
   for(pileupinfo = pileupinfos->begin(); pileupinfo != pileupinfos->end() ; ++pileupinfo) {
     if(pileupinfo->getBunchCrossing()==0) break;
   } 
   
   //
   if(pileupinfo->getBunchCrossing()!=0) {
     edm::LogError("NoInTimePileUpInfo") << "Cannot find the in-time pileup info " << pileupinfo->getBunchCrossing();
   }
   else {
     
     //     pileupinfo->getPU_NumInteractions();
     
     const std::vector<float>& zpositions = pileupinfo->getPU_zpositions();
     
     //     for(std::vector<float>::const_iterator zpos = zpositions.begin() ; zpos != zpositions.end() ; ++zpos) {
       
     //     }
     
     // main interaction part
     
     edm::Handle< edm::HepMCProduct > EvtHandle ;
     iEvent.getByToken( m_hepMCProductToken, EvtHandle );
     
     const HepMC::GenEvent* Evt = EvtHandle->GetEvent();
     
     // get the first vertex
     
     double zmain = 0.0;
     if(Evt->vertices_begin() != Evt->vertices_end()) {
       zmain = (*Evt->vertices_begin())->point3d().z()/10.;
     }
     
     //
    
     
     computed_weight = m_weighter.weight(zpositions,zmain);
     
   }
   
   std::auto_ptr<double> weight(new double(computed_weight));
   
   iEvent.put(weight);
   
   //
   
  return selected;
}

Member Data Documentation

edm::EDGetTokenT< edm::HepMCProduct > MCVerticesWeight::m_hepMCProductToken

private

Definition at line 62 of file MCVerticesWeight.cc.

Referenced by filter().

edm::EDGetTokenT< std::vector<PileupSummaryInfo> > MCVerticesWeight::m_vecPileupSummaryInfoToken

private

Definition at line 61 of file MCVerticesWeight.cc.

Referenced by filter().

const VertexWeighter MCVerticesWeight::m_weighter

private

Definition at line 63 of file MCVerticesWeight.cc.

Referenced by filter().