DistortedMETProducer Class Reference

Inheritance diagram for DistortedMETProducer:

Public Member Functions
	DistortedMETProducer (const edm::ParameterSet &)
	~DistortedMETProducer ()
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
virtual void	beginJob ()
virtual void	endJob ()
virtual void	produce (edm::Event &, const edm::EventSetup &)

Private Attributes
double	metScaleShift_
edm::InputTag	metTag_

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)
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

Definition at line 10 of file DistortedMETProducer.cc.

Constructor & Destructor Documentation

DistortedMETProducer::DistortedMETProducer ( const edm::ParameterSet &  pset )

explicit

Definition at line 31 of file DistortedMETProducer.cc.

References edm::ParameterSet::getUntrackedParameter(), metScaleShift_, and metTag_.

                                                                      {

  // What is being produced
      produces<std::vector<reco::MET> >();

  // Input products
      metTag_ = pset.getUntrackedParameter<edm::InputTag> ("MetTag", edm::InputTag("met"));
  // Distortions in MET in Gev**{-1/2}
      metScaleShift_ = pset.getUntrackedParameter<double> ("MetScaleShift",1.e-3);

} 

DistortedMETProducer::~DistortedMETProducer

(

)

Definition at line 44 of file DistortedMETProducer.cc.

                                           {
}

Member Function Documentation

void DistortedMETProducer::beginJob ( void  )

privatevirtual

Reimplemented from edm::EDProducer.

Definition at line 48 of file DistortedMETProducer.cc.

                                    {
}

void DistortedMETProducer::endJob ( void  )

privatevirtual

Reimplemented from edm::EDProducer.

Definition at line 52 of file DistortedMETProducer.cc.

{}

void DistortedMETProducer::produce ( edm::Event &  ev, const edm::EventSetup &    )

privatevirtual

Implements edm::EDProducer.

Definition at line 55 of file DistortedMETProducer.cc.

References funct::cos(), reco::LeafCandidate::et(), edm::Event::getByLabel(), edm::EventBase::isRealData(), CaloMET_cfi::met, metScaleShift_, metTag_, reco::LeafCandidate::phi(), edm::Event::put(), funct::sin(), and reco::MET::sumEt().

Referenced by python.JSONExport.JsonExport::export(), and python.HTMLExport.HTMLExport::export().

                                                                     {

      if (ev.isRealData()) return;

      // MET collection
      edm::Handle<edm::View<reco::MET> > metCollection;
      if (!ev.getByLabel(metTag_, metCollection)) {
            edm::LogError("") << ">>> MET collection does not exist !!!";
            return;
      }
      edm::RefToBase<reco::MET> met = metCollection->refAt(0);

      std::auto_ptr<reco::METCollection> newmetCollection (new reco::METCollection);

      double met_et = met->et() * (1. + metScaleShift_);
      double sum_et = met->sumEt() * (1. + metScaleShift_);
      double met_phi = met->phi();
      double met_ex = met_et*cos(met_phi);
      double met_ey = met_et*sin(met_phi);
      reco::Particle::LorentzVector met_p4(met_ex, met_ey, 0., met_et);
      reco::Particle::Point met_vtx(0.,0.,0.);
      reco::MET* newmet = new reco::MET(sum_et, met_p4, met_vtx);

      newmetCollection->push_back(*newmet);

      ev.put(newmetCollection);
}

Member Data Documentation

double DistortedMETProducer::metScaleShift_

private

Definition at line 21 of file DistortedMETProducer.cc.

Referenced by DistortedMETProducer(), and produce().

edm::InputTag DistortedMETProducer::metTag_

private

Definition at line 20 of file DistortedMETProducer.cc.

Referenced by DistortedMETProducer(), and produce().