#include <DeltaBetaWeights.h>

Inheritance diagram for DeltaBetaWeights:

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

	~DeltaBetaWeights () override

Public Member Functions inherited from edm::EDProducer
	EDProducer ()

SerialTaskQueue *	globalLuminosityBlocksQueue ()

SerialTaskQueue *	globalRunsQueue ()

ModuleDescription const &	moduleDescription () const

	~EDProducer () 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::Event &, const edm::EventSetup &) override

Private Attributes
edm::InputTag	pfCharged_

edm::EDGetTokenT< edm::View< reco::Candidate > >	pfCharged_token

edm::InputTag	pfPU_

edm::EDGetTokenT< edm::View< reco::Candidate > >	pfPU_token

edm::InputTag	src_

edm::EDGetTokenT< edm::View< reco::Candidate > >	src_token

Additional Inherited Members
Public Types inherited from edm::EDProducer
typedef EDProducer	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::EDProducer
static const std::string &	baseType ()

static void	fillDescriptions (ConfigurationDescriptions &descriptions)

static void	prevalidate (ConfigurationDescriptions &descriptions)

static bool	wantsGlobalLuminosityBlocks ()

static bool	wantsGlobalRuns ()

static bool	wantsStreamLuminosityBlocks ()

static bool	wantsStreamRuns ()

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

Definition at line 26 of file DeltaBetaWeights.h.

Constructor & Destructor Documentation

◆ DeltaBetaWeights()

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

explicit

Definition at line 3 of file DeltaBetaWeights.cc.

     : src_(iConfig.getParameter<edm::InputTag>("src")),
       pfCharged_(iConfig.getParameter<edm::InputTag>("chargedFromPV")),
       pfPU_(iConfig.getParameter<edm::InputTag>("chargedFromPU")) {
   produces<reco::PFCandidateCollection>();
  
   pfCharged_token = consumes<edm::View<reco::Candidate> >(pfCharged_);
   pfPU_token = consumes<edm::View<reco::Candidate> >(pfPU_);
   src_token = consumes<edm::View<reco::Candidate> >(src_);
  
   // pfCharged_token = consumes<reco::PFCandidateCollection>(pfCharged_);
   // pfPU_token = consumes<reco::PFCandidateCollection>(pfPU_);
   // src_token = consumes<reco::PFCandidateCollection>(src_);
 }

References pfCharged_, pfCharged_token, pfPU_, pfPU_token, src_, and src_token.

◆ ~DeltaBetaWeights()

DeltaBetaWeights::~DeltaBetaWeights ( )

override

Definition at line 18 of file DeltaBetaWeights.cc.

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

Member Function Documentation

◆ produce()

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

overrideprivatevirtual

Implements edm::EDProducer.

Definition at line 28 of file DeltaBetaWeights.cc.

                                                                             {
   using namespace edm;
  
   edm::Handle<edm::View<reco::Candidate> > pfCharged;
   edm::Handle<edm::View<reco::Candidate> > pfPU;
   edm::Handle<edm::View<reco::Candidate> > src;
  
   iEvent.getByToken(src_token, src);
   iEvent.getByToken(pfCharged_token, pfCharged);
   iEvent.getByToken(pfPU_token, pfPU);
  
   double sumNPU = .0;
   double sumPU = .0;
  
   std::unique_ptr<reco::PFCandidateCollection> out(new reco::PFCandidateCollection);
  
   for (const reco::Candidate& cand : *src) {
     if (cand.charge() != 0) {
       // this part of code should be executed only if input collection is not entirely composed of neutral candidates, i.e. never by default
       edm::LogWarning("DeltaBetaWeights")
           << "Trying to reweight charged particle... saving it to output collection without any change";
       out->emplace_back(cand.charge(), cand.p4(), reco::PFCandidate::ParticleType::X);
       (out->back()).setParticleType((out->back()).translatePdgIdToType(cand.pdgId()));
       continue;
     }
  
     sumNPU = 1.0;
     sumPU = 1.0;
     double eta = cand.eta();
     double phi = cand.phi();
     for (const reco::Candidate& chCand : *pfCharged) {
       double sum = (chCand.pt() * chCand.pt()) / (deltaR2(eta, phi, chCand.eta(), chCand.phi()));
       if (sum > 1.0)
         sumNPU *= sum;
     }
     sumNPU = 0.5 * log(sumNPU);
  
     for (const reco::Candidate& puCand : *pfPU) {
       double sum = (puCand.pt() * puCand.pt()) / (deltaR2(eta, phi, puCand.eta(), puCand.phi()));
       if (sum > 1.0)
         sumPU *= sum;
     }
     sumPU = 0.5 * log(sumPU);
  
     reco::PFCandidate neutral = reco::PFCandidate(cand.charge(), cand.p4(), reco::PFCandidate::ParticleType::X);
     neutral.setParticleType(neutral.translatePdgIdToType(cand.pdgId()));
     if (sumNPU + sumPU > 0)
       neutral.setP4(((sumNPU) / (sumNPU + sumPU)) * neutral.p4());
     out->push_back(neutral);
   }
  
   iEvent.put(std::move(out));
 }