GenTrackMatcher Class Reference

Inheritance diagram for GenTrackMatcher:

Public Member Functions
	GenTrackMatcher (const edm::ParameterSet &)
	constructor More...
Public Member Functions inherited from edm::stream::EDProducer<>
	EDProducer ()=default
bool	hasAbilityToProduceInLumis () const final
bool	hasAbilityToProduceInRuns () const final

Private Types
typedef edm::Association< reco::GenParticleCollection >	GenParticleMatch

Private Member Functions
void	produce (edm::Event &evt, const edm::EventSetup &es) override

Private Attributes
edm::EDGetTokenT< vector< int > >	genParticleInts_
edm::EDGetTokenT< GenParticleCollection >	genParticles_
TrackHistory	tracer_
edm::EDGetTokenT< View< Track > >	tracks_

Additional Inherited Members
Public Types inherited from edm::stream::EDProducer<>
typedef CacheContexts< T... >	CacheTypes
typedef CacheTypes::GlobalCache	GlobalCache
typedef AbilityChecker< T... >	HasAbility
typedef CacheTypes::LuminosityBlockCache	LuminosityBlockCache
typedef LuminosityBlockContextT< LuminosityBlockCache, RunCache, GlobalCache >	LuminosityBlockContext
typedef CacheTypes::LuminosityBlockSummaryCache	LuminosityBlockSummaryCache
typedef CacheTypes::RunCache	RunCache
typedef RunContextT< RunCache, GlobalCache >	RunContext
typedef CacheTypes::RunSummaryCache	RunSummaryCache

Detailed Description

Author

Luca Lista, INFN

Victor E. Bazterra, UIC

Definition at line 24 of file GenTrackMatcher.cc.

Member Typedef Documentation

typedef edm::Association<reco::GenParticleCollection> GenTrackMatcher::GenParticleMatch

private

Definition at line 36 of file GenTrackMatcher.cc.

Constructor & Destructor Documentation

GenTrackMatcher::GenTrackMatcher

(

const edm::ParameterSet &

p

)

constructor

Definition at line 45 of file GenTrackMatcher.cc.

                                                       :
        tracer_(p,consumesCollector()),
        tracks_(consumes<View<Track>>(p.getUntrackedParameter<edm::InputTag>("trackProducer"))),
        genParticles_(consumes<GenParticleCollection>(p.getUntrackedParameter<edm::InputTag>("genParticles"))),
        genParticleInts_(consumes<vector<int>>(p.getUntrackedParameter<edm::InputTag>("genParticles")))
{
    produces<GenParticleMatch>();
}

Member Function Documentation

void GenTrackMatcher::produce ( edm::Event &  evt, const edm::EventSetup &  es  )

overrideprivate

Definition at line 54 of file GenTrackMatcher.cc.

References b, DEFINE_FWK_MODULE, MillePedeFileConverter_cfg::e, TrackHistory::evaluate(), Exception, f, edm::helper::Filler< Map >::fill(), objects.autophobj::filler, spr::find(), GenParticle::GenParticle, HistoryBase::genParticle(), GenHFHadronMatcher_cfi::genParticles, genParticles_, edm::Event::getByToken(), mps_fire::i, edm::helper::Filler< Map >::insert(), edm::errors::InvalidReference, tablePrinter::labels, match(), edm::ProductLabels::module, eostools::move(), gen::n, TrackHistory::newEvent(), edm::Event::put(), tracer_, HiIsolationCommonParameters_cff::track, l1t::tracks, and tracks_.

{
    Handle<View<Track> > tracks;
    evt.getByToken(tracks_, tracks);
    Handle<vector<int> > barCodes;
    evt.getByToken(genParticles_, barCodes);
    Handle<GenParticleCollection> genParticles;
    evt.getByToken(genParticles_, genParticles);
    unique_ptr<GenParticleMatch> match(new GenParticleMatch(GenParticleRefProd(genParticles)));
    GenParticleMatch::Filler filler(*match);
    size_t n = tracks->size();
    vector<int> indices(n,-1);
    tracer_.newEvent(evt, es);
    for (size_t i = 0; i < n; ++ i )
    {
        RefToBase<Track> track(tracks, i);
        if (tracer_.evaluate(track))
        {
            const HepMC::GenParticle * particle = tracer_.genParticle();
            if (particle)
            {
                int barCode = particle->barcode();
                vector<int>::const_iterator b = barCodes->begin(), e = barCodes->end(), f = find( b, e, barCode );
                if (f == e) {
                  edm::EDConsumerBase::Labels labels;
                  labelsForToken(genParticles_, labels);
                  throw edm::Exception(errors::InvalidReference)
                    << "found matching particle with barcode" << *f
                    << " which has not been found in " << labels.module;
                }
                indices[i] = *f;
            }
        }
    }
    filler.insert(tracks, indices.begin(), indices.end());
    filler.fill();
    evt.put(std::move(match));
}

Member Data Documentation

edm::EDGetTokenT<vector<int> > GenTrackMatcher::genParticleInts_

private

Definition at line 35 of file GenTrackMatcher.cc.

edm::EDGetTokenT<GenParticleCollection> GenTrackMatcher::genParticles_

private

Definition at line 34 of file GenTrackMatcher.cc.

Referenced by produce().

TrackHistory GenTrackMatcher::tracer_

private

Definition at line 32 of file GenTrackMatcher.cc.

Referenced by produce().

edm::EDGetTokenT<View<Track> > GenTrackMatcher::tracks_

private

Definition at line 33 of file GenTrackMatcher.cc.

Referenced by produce().