FFTJetVertexAdder Class Reference

#include <RecoJets/FFTJetProducers/plugins/FFTJetVertexAdder.cc>

Inheritance diagram for FFTJetVertexAdder:

Public Member Functions
	FFTJetVertexAdder (const edm::ParameterSet &)
	~FFTJetVertexAdder ()
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 ()

Protected Member Functions
void	beginJob ()
void	endJob ()
void	produce (edm::Event &, const edm::EventSetup &)
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)

Private Member Functions
	FFTJetVertexAdder ()
	FFTJetVertexAdder (const FFTJetVertexAdder &)
FFTJetVertexAdder &	operator= (const FFTJetVertexAdder &)

Private Attributes
const bool	addExistingVertices
const edm::InputTag	beamSpotLabel
const double	chi2
const double	errX
const double	errY
const double	errZ
const edm::InputTag	existingVerticesLabel
const double	fixedX
const double	fixedY
const double	fixedZ
const double	nDof
const unsigned	nVerticesToMake
const std::string	outputLabel
CLHEP::RandGauss *	rGauss_
const double	sigmaX
const double	sigmaY
const double	sigmaZ
const bool	useBeamSpot

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)

Detailed Description

Description: adds a collection of fake vertices to the event record

Implementation: [Notes on implementation]

Definition at line 46 of file FFTJetVertexAdder.cc.

Constructor & Destructor Documentation

FFTJetVertexAdder::FFTJetVertexAdder ( const edm::ParameterSet &  ps )

explicit

Definition at line 92 of file FFTJetVertexAdder.cc.

References outputLabel.

    : init_param(edm::InputTag, beamSpotLabel),
      init_param(edm::InputTag, existingVerticesLabel),
      init_param(std::string, outputLabel),
      init_param(bool, useBeamSpot),
      init_param(bool, addExistingVertices),
      init_param(double, fixedX),
      init_param(double, fixedY),
      init_param(double, fixedZ),
      init_param(double, sigmaX),
      init_param(double, sigmaY),
      init_param(double, sigmaZ),
      init_param(double, nDof),
      init_param(double, chi2),
      init_param(double, errX),
      init_param(double, errY),
      init_param(double, errZ),
      init_param(unsigned, nVerticesToMake),
      rGauss_(0)
{
    produces<reco::VertexCollection>(outputLabel);
}

FFTJetVertexAdder::~FFTJetVertexAdder

(

)

Definition at line 116 of file FFTJetVertexAdder.cc.

References rGauss_.

{
    delete rGauss_;
}

FFTJetVertexAdder::FFTJetVertexAdder ( )

private

FFTJetVertexAdder::FFTJetVertexAdder ( const FFTJetVertexAdder &  )

private

Member Function Documentation

void FFTJetVertexAdder::beginJob ( void  )

protectedvirtual

Reimplemented from edm::EDProducer.

Definition at line 195 of file FFTJetVertexAdder.cc.

References edm::RandomNumberGenerator::getEngine(), edm::Service< T >::isAvailable(), and rGauss_.

{
    if (!rGauss_)
    {
        edm::Service<edm::RandomNumberGenerator> rng;
        if ( !rng.isAvailable() )
            throw cms::Exception("FFTJetBadConfig")
                << "ERROR in FFTJetVertexAdder:"
                " failed to initialize the random number generator"
                << std::endl;
        rGauss_ = new CLHEP::RandGauss(rng->getEngine());
    }
}

void FFTJetVertexAdder::endJob ( void  )

protectedvirtual

Reimplemented from edm::EDProducer.

Definition at line 211 of file FFTJetVertexAdder.cc.

{
}

FFTJetVertexAdder& FFTJetVertexAdder::operator= ( const FFTJetVertexAdder &  )

private

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

protectedvirtual

Implements edm::EDProducer.

Definition at line 123 of file FFTJetVertexAdder.cc.

References addExistingVertices, beamSpotLabel, chi2, errX, errY, errZ, existingVerticesLabel, fixedX, fixedY, fixedZ, edm::Event::getByLabel(), i, edm::HandleBase::isValid(), j, nDof, nVerticesToMake, outputLabel, position, edm::Event::put(), sigmaX, sigmaY, sigmaZ, and useBeamSpot.

{
    // get PFCandidates
    std::auto_ptr<reco::VertexCollection> pOutput(new reco::VertexCollection);

    double xmean = fixedX;
    double ymean = fixedY;
    double zmean = fixedZ;

    double xwidth = sigmaX;
    double ywidth = sigmaY;
    double zwidth = sigmaZ;

    if (useBeamSpot)
    {
        edm::Handle<reco::BeamSpot> beamSpotHandle;
        iEvent.getByLabel(beamSpotLabel, beamSpotHandle);
        if (!beamSpotHandle.isValid())
            throw cms::Exception("FFTJetBadConfig")
                << "ERROR in FFTJetVertexAdder:"
                " could not find beam spot information"
                << std::endl;

        xmean = beamSpotHandle->x0();
        ymean = beamSpotHandle->y0();
        zmean = beamSpotHandle->z0();

        xwidth = beamSpotHandle->BeamWidthX();
        ywidth = beamSpotHandle->BeamWidthY();
        zwidth = beamSpotHandle->sigmaZ();
    }

    reco::Vertex::Error err;
    for (unsigned i=0; i<3; ++i)
        for (unsigned j=0; j<3; ++j)
            err[i][j] = 0.0;
    err[0][0] = errX*errX;
    err[1][1] = errY*errY;
    err[2][2] = errZ*errZ;

    for (unsigned iv=0; iv<nVerticesToMake; ++iv)
    {
        const double x0 = (*rGauss_)(xmean, xwidth);
        const double y0 = (*rGauss_)(ymean, ywidth);
        const double z0 = (*rGauss_)(zmean, zwidth);
        const reco::Vertex::Point position(x0, y0, z0);
        pOutput->push_back(reco::Vertex(position, err, chi2, nDof, 0));
    }

    if (addExistingVertices)
    {
        typedef reco::VertexCollection::const_iterator IV;

        edm::Handle<reco::VertexCollection> vertices;
        iEvent.getByLabel(existingVerticesLabel, vertices);
        if (!vertices.isValid())
            throw cms::Exception("FFTJetBadConfig")
                << "ERROR in FFTJetVertexAdder:"
                " could not find existing collection of vertices"
                << std::endl;

        const IV vertend(vertices->end());
        for (IV iv=vertices->begin(); iv!=vertend; ++iv)
            pOutput->push_back(*iv);
    }

    iEvent.put(pOutput, outputLabel);
}

Member Data Documentation

const bool FFTJetVertexAdder::addExistingVertices

private

Definition at line 68 of file FFTJetVertexAdder.cc.

Referenced by produce().

const edm::InputTag FFTJetVertexAdder::beamSpotLabel

private

Definition at line 63 of file FFTJetVertexAdder.cc.

Referenced by produce().

const double FFTJetVertexAdder::chi2

private

Definition at line 79 of file FFTJetVertexAdder.cc.

Referenced by produce().

const double FFTJetVertexAdder::errX

private

Definition at line 80 of file FFTJetVertexAdder.cc.

Referenced by produce().

const double FFTJetVertexAdder::errY

private

Definition at line 81 of file FFTJetVertexAdder.cc.

Referenced by produce().

const double FFTJetVertexAdder::errZ

private

Definition at line 82 of file FFTJetVertexAdder.cc.

Referenced by produce().

const edm::InputTag FFTJetVertexAdder::existingVerticesLabel

private

Definition at line 64 of file FFTJetVertexAdder.cc.

Referenced by produce().

const double FFTJetVertexAdder::fixedX

private

Definition at line 70 of file FFTJetVertexAdder.cc.

Referenced by produce().

const double FFTJetVertexAdder::fixedY

private

Definition at line 71 of file FFTJetVertexAdder.cc.

Referenced by produce().

const double FFTJetVertexAdder::fixedZ

private

Definition at line 72 of file FFTJetVertexAdder.cc.

Referenced by produce().

const double FFTJetVertexAdder::nDof

private

Definition at line 78 of file FFTJetVertexAdder.cc.

Referenced by produce().

const unsigned FFTJetVertexAdder::nVerticesToMake

private

Definition at line 84 of file FFTJetVertexAdder.cc.

Referenced by produce().

const std::string FFTJetVertexAdder::outputLabel

private

Definition at line 65 of file FFTJetVertexAdder.cc.

Referenced by FFTJetVertexAdder(), and produce().

CLHEP::RandGauss* FFTJetVertexAdder::rGauss_

private

Definition at line 86 of file FFTJetVertexAdder.cc.

Referenced by beginJob(), and ~FFTJetVertexAdder().

const double FFTJetVertexAdder::sigmaX

private

Definition at line 74 of file FFTJetVertexAdder.cc.

Referenced by produce().

const double FFTJetVertexAdder::sigmaY

private

Definition at line 75 of file FFTJetVertexAdder.cc.

Referenced by produce().

const double FFTJetVertexAdder::sigmaZ

private

Definition at line 76 of file FFTJetVertexAdder.cc.

Referenced by produce(), and BeamSpotObj.BeamSpot::Reset().

const bool FFTJetVertexAdder::useBeamSpot

private

Definition at line 67 of file FFTJetVertexAdder.cc.

Referenced by produce().