DistortedMuonProducerFromDB Class Reference

Inheritance diagram for DistortedMuonProducerFromDB:

Public Member Functions
	DistortedMuonProducerFromDB (const edm::ParameterSet &)
	~DistortedMuonProducerFromDB ()
Public Member Functions inherited from edm::EDProducer
	EDProducer ()
ModuleDescription const &	moduleDescription () const
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 ()
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	beginRun (const edm::Run &, const edm::EventSetup &) override
virtual void	endJob () override
virtual void	produce (edm::Event &, const edm::EventSetup &) override

Private Attributes
std::string	dbDataResolutionLabel_
std::string	dbMCResolutionLabel_
std::string	dbScaleLabel_
std::auto_ptr < MomentumScaleCorrector >	momCorrector_
std::auto_ptr< ResolutionFunction >	momResolutionData_
std::auto_ptr< ResolutionFunction >	momResolutionMC_
edm::EDGetTokenT< edm::View < reco::Muon > >	muonToken_

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

Definition at line 16 of file DistortedMuonProducerFromDB.cc.

Constructor & Destructor Documentation

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

explicit

Definition at line 51 of file DistortedMuonProducerFromDB.cc.

References dbDataResolutionLabel_, dbMCResolutionLabel_, dbScaleLabel_, edm::ParameterSet::getUntrackedParameter(), muonToken_, and AlCaHLTBitMon_QueryRunRegistry::string.

                                                                                    {

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

  // Input products
      muonToken_ = consumes<edm::View<reco::Muon> >(pset.getUntrackedParameter<edm::InputTag> ("MuonTag", edm::InputTag("muons")));
      dbScaleLabel_ = pset.getUntrackedParameter<std::string> ("DBScaleLabel", "scale");
      dbDataResolutionLabel_ = pset.getUntrackedParameter<std::string> ("DBDataResolutionLabel", "datareso");
      dbMCResolutionLabel_ = pset.getUntrackedParameter<std::string> ("DBMCResolutionLabel", "mcreso");

}

DistortedMuonProducerFromDB::~DistortedMuonProducerFromDB

(

)

Definition at line 65 of file DistortedMuonProducerFromDB.cc.

                                                         {
}

Member Function Documentation

void DistortedMuonProducerFromDB::beginRun ( const edm::Run &  , const edm::EventSetup &  iSetup  )

overrideprivatevirtual

Reimplemented from edm::EDProducer.

Definition at line 69 of file DistortedMuonProducerFromDB.cc.

References dbDataResolutionLabel_, dbMCResolutionLabel_, dbScaleLabel_, edm::EventSetup::get(), LogTrace, momCorrector_, momResolutionData_, momResolutionMC_, and edm::ESHandle< class >::product().

                                                                                     {
      edm::ESHandle<MuScleFitDBobject> dbObject1;
      iSetup.get<MuScleFitDBobjectRcd>().get(dbScaleLabel_,dbObject1);
      momCorrector_.reset(new MomentumScaleCorrector(dbObject1.product()));

      LogTrace("") << ">>> Using database for momentum scale corrections !!";

      edm::ESHandle<MuScleFitDBobject> dbObject2;
      iSetup.get<MuScleFitDBobjectRcd>().get(dbDataResolutionLabel_, dbObject2);
      momResolutionData_.reset(new ResolutionFunction(dbObject2.product()));

      edm::ESHandle<MuScleFitDBobject> dbObject3;
      iSetup.get<MuScleFitDBobjectRcd>().get(dbMCResolutionLabel_, dbObject3);
      momResolutionMC_.reset(new ResolutionFunction(dbObject3.product()));

      LogTrace("") << ">>> Using database for momentum resolution corrections !!";
}

void DistortedMuonProducerFromDB::endJob ( void  )

overrideprivatevirtual

Reimplemented from edm::EDProducer.

Definition at line 88 of file DistortedMuonProducerFromDB.cc.

                                        {
}

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

overrideprivatevirtual

Implements edm::EDProducer.

Definition at line 92 of file DistortedMuonProducerFromDB.cc.

References reco::Muon::clone(), reco::LeafCandidate::eta(), edm::Event::getByToken(), i, edm::EventBase::isRealData(), LogTrace, reco::LeafCandidate::mass(), momResolutionData_, momResolutionMC_, RPCpg::mu, muonToken_, MuonAlignmentFromReference_cff::newmuons, reco::LeafCandidate::phi(), funct::pow(), reco::LeafCandidate::pt(), edm::Event::put(), reco::LeafCandidate::setP4(), edm::shift, and mathSSE::sqrt().

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

                                                                                   {

      if (ev.isRealData()) return;

      // Muon collection
      edm::Handle<edm::View<reco::Muon> > muonCollection;
      if (!ev.getByToken(muonToken_, muonCollection)) {
            edm::LogError("") << ">>> Muon collection does not exist !!!";
            return;
      }
      unsigned int muonCollectionSize = muonCollection->size();

      std::auto_ptr<reco::MuonCollection> newmuons (new reco::MuonCollection);

      for (unsigned int i=0; i<muonCollectionSize; i++) {
            edm::RefToBase<reco::Muon> mu = muonCollection->refAt(i);

            // Set shift
            double shift = (*momCorrector_)(*mu) - mu->pt();
            LogTrace("") << "\tmomentumScaleShift= " << shift << " [GeV]";

            // Set resolutions
            double sigma = pow(momResolutionData_->sigmaPt(*mu),2) -
                              pow(momResolutionMC_->sigmaPt(*mu),2);
            if (sigma>0.) sigma = sqrt(sigma); else sigma = 0.;
            LogTrace("") << "\tPt additional smearing= " << sigma << " [GeV]";

            // Gaussian Random number for smearing
            double rndg = CLHEP::RandGauss::shoot();

            // New muon
            double ptmu = mu->pt();
            ptmu += shift + sigma*rndg;
            reco::Muon* newmu = mu->clone();
            newmu->setP4 (
                  reco::Particle::PolarLorentzVector (
                        ptmu, mu->eta(), mu->phi(), mu->mass()
                  )
            );
            newmuons->push_back(*newmu);

      }

      ev.put(newmuons);
}

Member Data Documentation

std::string DistortedMuonProducerFromDB::dbDataResolutionLabel_

private

Definition at line 29 of file DistortedMuonProducerFromDB.cc.

Referenced by beginRun(), and DistortedMuonProducerFromDB().

std::string DistortedMuonProducerFromDB::dbMCResolutionLabel_

private

Definition at line 30 of file DistortedMuonProducerFromDB.cc.

Referenced by beginRun(), and DistortedMuonProducerFromDB().

std::string DistortedMuonProducerFromDB::dbScaleLabel_

private

Definition at line 28 of file DistortedMuonProducerFromDB.cc.

Referenced by beginRun(), and DistortedMuonProducerFromDB().

std::auto_ptr<MomentumScaleCorrector> DistortedMuonProducerFromDB::momCorrector_

private

Definition at line 32 of file DistortedMuonProducerFromDB.cc.

Referenced by beginRun().

std::auto_ptr<ResolutionFunction> DistortedMuonProducerFromDB::momResolutionData_

private

Definition at line 33 of file DistortedMuonProducerFromDB.cc.

Referenced by beginRun(), and produce().

std::auto_ptr<ResolutionFunction> DistortedMuonProducerFromDB::momResolutionMC_

private

Definition at line 34 of file DistortedMuonProducerFromDB.cc.

Referenced by beginRun(), and produce().

edm::EDGetTokenT<edm::View<reco::Muon> > DistortedMuonProducerFromDB::muonToken_

private

Definition at line 26 of file DistortedMuonProducerFromDB.cc.

Referenced by DistortedMuonProducerFromDB(), and produce().