#include <ShiftedParticleMETcorrInputProducer.h>

Inheritance diagram for ShiftedParticleMETcorrInputProducer:

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

	~ShiftedParticleMETcorrInputProducer ()

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

virtual	~EDProducer ()

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 ()

ProductHolderIndex	indexFrom (EDGetToken, BranchType, TypeID const &) const

void	itemsMayGet (BranchType, std::vector< ProductHolderIndex > &) const

void	itemsToGet (BranchType, std::vector< ProductHolderIndex > &) const

void	labelsForToken (EDGetToken iToken, Labels &oLabels) const

void	updateLookup (BranchType iBranchType, ProductHolderIndexHelper const &)

virtual	~EDConsumerBase ()

Private Member Functions
void	produce (edm::Event &, const edm::EventSetup &)

Private Attributes
std::string	moduleLabel_

edm::InputTag	srcOriginal_

edm::InputTag	srcShifted_

Additional Inherited Members
Public Types inherited from edm::EDProducer
typedef EDProducer	ModuleType

typedef WorkerT< EDProducer >	WorkerType

Public Types inherited from edm::ProducerBase
typedef ProductRegistryHelper::TypeLabelList	TypeLabelList

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::EDProducer
CurrentProcessingContext const *	currentContext () const

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

Propagate energy variations of electrons/muons/tau-jets to MET

Author: Christian Veelken, LLR

Version

Revision:: 1.1

Id:: ShiftedParticleMETcorrInputProducer.h,v 1.1 2011/10/14 11:18:24 veelken Exp

Definition at line 27 of file ShiftedParticleMETcorrInputProducer.h.

Constructor & Destructor Documentation

ShiftedParticleMETcorrInputProducer::ShiftedParticleMETcorrInputProducer ( const edm::ParameterSet & cfg )

explicit

Definition at line 6 of file ShiftedParticleMETcorrInputProducer.cc.

References edm::ParameterSet::getParameter(), srcOriginal_, and srcShifted_.

   : moduleLabel_(cfg.getParameter<std::string>("@module_label"))
 {
   srcOriginal_ = cfg.getParameter<edm::InputTag>("srcOriginal");
   srcShifted_ = cfg.getParameter<edm::InputTag>("srcShifted");
   
   produces<CorrMETData>();
 }

ShiftedParticleMETcorrInputProducer::~ShiftedParticleMETcorrInputProducer ( )

Definition at line 15 of file ShiftedParticleMETcorrInputProducer.cc.

 {
 // nothing to be done yet...
 }

Member Function Documentation

void ShiftedParticleMETcorrInputProducer::produce	(	edm::Event &	evt,
		const edm::EventSetup &	es
	)

privatevirtual

Implements edm::EDProducer.

Definition at line 20 of file ShiftedParticleMETcorrInputProducer.cc.

References edm::Event::getByLabel(), edm::Event::put(), srcOriginal_, and srcShifted_.

 {
   typedef edm::View<reco::Candidate> CandidateView;
 
   edm::Handle<CandidateView> originalParticles;
   evt.getByLabel(srcOriginal_, originalParticles);
 
   edm::Handle<CandidateView> shiftedParticles;
   evt.getByLabel(srcShifted_, shiftedParticles);
 
   std::auto_ptr<CorrMETData> metCorrection(new CorrMETData());
 
   for ( CandidateView::const_iterator originalParticle = originalParticles->begin();
     originalParticle != originalParticles->end(); ++originalParticle ) {
     metCorrection->mex   += originalParticle->px();
     metCorrection->mey   += originalParticle->py();
     metCorrection->sumet += originalParticle->et();
   }
 
   for ( CandidateView::const_iterator shiftedParticle = shiftedParticles->begin();
     shiftedParticle != shiftedParticles->end(); ++shiftedParticle ) {
     metCorrection->mex   -= shiftedParticle->px();
     metCorrection->mey   -= shiftedParticle->py();
     metCorrection->sumet -= shiftedParticle->et();
   }
 
   evt.put(metCorrection);
 }