#include <FFTJetInterface.h>

Inheritance diagram for fftjetcms::FFTJetInterface:

Public Member Functions
virtual	~FFTJetInterface ()

Protected Member Functions
template<class Ptr >
void	checkConfig (const Ptr &ptr, const char *message)

void	discretizeEnergyFlow ()

	FFTJetInterface (const edm::ParameterSet &)

double	getEventScale () const

void	loadInputCollection (const edm::Event &)

bool	storeInSinglePrecision () const

const reco::Particle::Point &	vertexUsed () const

Protected Attributes
const AnomalousTower	anomalous

std::vector< unsigned >	candidateIndex

const bool	doPVCorrection

std::auto_ptr< fftjet::Grid2d < fftjetcms::Real > >	energyFlow

const std::vector< double >	etaDependentMagnutideFactors

std::vector < fftjetcms::VectorLike >	eventData

edm::Handle< reco::CandidateView >	inputCollection

const edm::InputTag	inputLabel

const JetType	jetType

const std::string	outputLabel

const edm::InputTag	srcPVs

Private Member Functions
	FFTJetInterface ()

	FFTJetInterface (const FFTJetInterface &)

FFTJetInterface &	operator= (const FFTJetInterface &)

Private Attributes
const double	completeEventScale

const bool	insertCompleteEvent

reco::Particle::Point	vertex_

Detailed Description

Definition at line 48 of file FFTJetInterface.h.

Constructor & Destructor Documentation

virtual fftjetcms::FFTJetInterface::~FFTJetInterface ( )

inlinevirtual

Definition at line 51 of file FFTJetInterface.h.

51 {}

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

explicitprotected

Definition at line 23 of file FFTJetInterface.cc.

References completeEventScale, edm::hlt::Exception, and insertCompleteEvent.

     : inputLabel(ps.getParameter<edm::InputTag>("src")),
       init_param(std::string, outputLabel),
       jetType(parseJetType(ps.getParameter<std::string>("jetType"))),
       init_param(bool, doPVCorrection),
       init_param(edm::InputTag, srcPVs),
       etaDependentMagnutideFactors(
           ps.getParameter<std::vector<double> >(
               "etaDependentMagnutideFactors")),
       init_param(edm::ParameterSet, anomalous),
       init_param(bool, insertCompleteEvent),
       init_param(double, completeEventScale),
       vertex_(0.0, 0.0, 0.0)
 {
       if (insertCompleteEvent && completeEventScale <= 0.0)
     throw cms::Exception("FFTJetBadConfig")
       << "Bad scale for the complete event : must be positive"
       << std::endl;
 }

fftjetcms::FFTJetInterface::FFTJetInterface ( )

private

fftjetcms::FFTJetInterface::FFTJetInterface ( const FFTJetInterface & )

private

Member Function Documentation

template<class Ptr >

void fftjetcms::FFTJetInterface::checkConfig	(	const Ptr &	ptr,
		const char *	message
	)

inlineprotected

Definition at line 57 of file FFTJetInterface.h.

References NULL.

Referenced by FFTJetProducer::beginJob(), FFTJetEFlowSmoother::FFTJetEFlowSmoother(), FFTJetPatRecoProducer::FFTJetPatRecoProducer(), FFTJetPileupProcessor::FFTJetPileupProcessor(), and FFTJetProducer::FFTJetProducer().

     {
       if (ptr.get() == NULL)
     throw cms::Exception("FFTJetBadConfig") << message << std::endl;
     }

void FFTJetInterface::discretizeEnergyFlow ( )

protected

Definition at line 96 of file FFTJetInterface.cc.

References energyFlow, etaDependentMagnutideFactors, eventData, g, and i.

Referenced by FFTJetEFlowSmoother::produce(), FFTJetPileupProcessor::produce(), FFTJetPatRecoProducer::produce(), and FFTJetProducer::produce().

 {
     // It is a bug to call this function before defining the energy flow grid
     assert(energyFlow.get());
 
     fftjet::Grid2d<Real>& g(*energyFlow);
     g.reset();
 
     const unsigned nInputs = eventData.size();
     const VectorLike* inp = nInputs ? &eventData[0] : 0;
     for (unsigned i=0; i<nInputs; ++i)
     {
         const VectorLike& item(inp[i]);
         g.fill(item.Eta(), item.Phi(), item.Et());
     }
 
     if (!etaDependentMagnutideFactors.empty())
     {
         if (etaDependentMagnutideFactors.size() != g.nEta())
             throw cms::Exception("FFTJetBadConfig")
                 << "ERROR in FFTJetInterface::discretizeEnergyFlow() :"
                 " number of elements in the \"etaDependentMagnutideFactors\""
                 " vector is inconsistent with the grid binning"
                 << std::endl;
         g.scaleData(&etaDependentMagnutideFactors[0],
                     etaDependentMagnutideFactors.size());
     }
 }

double FFTJetInterface::getEventScale ( ) const

protected

Definition at line 44 of file FFTJetInterface.cc.

References completeEventScale, and insertCompleteEvent.

Referenced by FFTJetPatRecoProducer::buildDenseProduct(), FFTJetPatRecoProducer::buildSparseProduct(), FFTJetPatRecoProducer::FFTJetPatRecoProducer(), FFTJetProducer::loadSparseTreeData(), FFTJetEFlowSmoother::produce(), and FFTJetPatRecoProducer::produce().

 {
      return insertCompleteEvent ? completeEventScale : 0.0;
 }

void FFTJetInterface::loadInputCollection ( const edm::Event & iEvent )

protected

Definition at line 50 of file FFTJetInterface.cc.

References anomalous, fftjetcms::CALOJET, candidateIndex, doPVCorrection, end, eventData, edm::Event::getByLabel(), getHLTprescales::index, inputCollection, inputLabel, edm::isNotFinite(), jetType, reco::Candidate::p4(), CaloTower::p4(), reco::Candidate::pt(), srcPVs, and vertex_.

Referenced by FFTJetEFlowSmoother::produce(), FFTJetPileupProcessor::produce(), FFTJetPatRecoProducer::produce(), and FFTJetProducer::produce().

 {
     // Figure out if we are going to perform the vertex adjustment
     const bool adjustForVertex = doPVCorrection && jetType == CALOJET;
 
     // Figure out the vertex
     if (adjustForVertex)
     {
         edm::Handle<reco::VertexCollection> pvCollection;
         iEvent.getByLabel(srcPVs, pvCollection);
         if (pvCollection->empty())
             vertex_ = reco::Particle::Point(0.0, 0.0, 0.0);
         else
             vertex_ = pvCollection->begin()->position();
     }
 
     // Get the input collection
     iEvent.getByLabel(inputLabel, inputCollection);
 
     // Create the set of 4-vectors needed by the algorithm
     eventData.clear();
     candidateIndex.clear();
     unsigned index = 0;
     const reco::CandidateView::const_iterator end = inputCollection->end();
     for (reco::CandidateView::const_iterator it = inputCollection->begin();
          it != end; ++it, ++index)
     {
         const reco::Candidate& item(*it);
         if (anomalous(item))
             continue;
         if (edm::isNotFinite(item.pt()))
             continue;
 
         if (adjustForVertex)
         {
             const CaloTower& tower(dynamic_cast<const CaloTower&>(item));
             eventData.push_back(VectorLike(tower.p4(vertex_)));
         }
         else
             eventData.push_back(item.p4());
         candidateIndex.push_back(index);
     }
     assert(eventData.size() == candidateIndex.size());
 }