#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 &)

boost::function< void(const BranchDescription &)>	registrationCallback () const
	used by the fwk to register list of products More...

virtual	~ProducerBase ()

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
template<class TProducer , class TMethod >
void	callWhenNewProductsRegistered (TProducer *iProd, TMethod iMethod)

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);
 }