MCTruthMatchers.cc

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#include "CommonTools/UtilAlgos/interface/PhysObjectMatcher.h"
#include "CommonTools/UtilAlgos/interface/MCMatchSelector.h"
#include "CommonTools/UtilAlgos/interface/MatchByDRDPt.h"
#include "CommonTools/UtilAlgos/interface/MatchLessByDPt.h"

#include "DataFormats/HepMCCandidate/interface/GenParticleFwd.h"
#include "DataFormats/HepMCCandidate/interface/GenParticle.h"
#include "DataFormats/JetReco/interface/GenJetCollection.h"
#include "DataFormats/JetReco/interface/GenJet.h"

// Match by deltaR and deltaPt, ranking by deltaR (default)
typedef reco::PhysObjectMatcher<
    reco::CandidateView,
    reco::GenParticleCollection,
    reco::MCMatchSelector<reco::CandidateView::value_type, reco::GenParticleCollection::value_type>,
    reco::MatchByDRDPt<reco::CandidateView::value_type, reco::GenParticleCollection::value_type> >
    MCMatcher;

// Alternative: match by deltaR and deltaPt, ranking by deltaPt
typedef reco::PhysObjectMatcher<
    reco::CandidateView,
    reco::GenParticleCollection,
    reco::MCMatchSelector<reco::CandidateView::value_type, reco::GenParticleCollection::value_type>,
    reco::MatchByDRDPt<reco::CandidateView::value_type, reco::GenParticleCollection::value_type>,
    reco::MatchLessByDPt<reco::CandidateView, reco::GenParticleCollection> >
    MCMatcherByPt;

// JET Match by deltaR, ranking by deltaR (default)
typedef reco::PhysObjectMatcher<
    reco::CandidateView,
    reco::GenJetCollection,
    reco::MCMatchSelector<reco::CandidateView::value_type, reco::GenJetCollection::value_type>,
    reco::MatchByDR<reco::CandidateView::value_type, reco::CandidateView::value_type> >
    GenJetMatcher;

// JET Match by deltaR and dPt, ranking by deltaR
typedef reco::PhysObjectMatcher<
    reco::CandidateView,
    reco::GenJetCollection,
    reco::MCMatchSelector<reco::CandidateView::value_type, reco::GenJetCollection::value_type>,
    reco::MatchByDRDPt<reco::CandidateView::value_type, reco::GenJetCollection::value_type> >
    GenJetMatcherDRPtByDR;

#include "FWCore/Framework/interface/MakerMacros.h"
DEFINE_FWK_MODULE(MCMatcher);
DEFINE_FWK_MODULE(MCMatcherByPt);
DEFINE_FWK_MODULE(GenJetMatcher);
DEFINE_FWK_MODULE(GenJetMatcherDRPtByDR);