reco::modulesNew::MCTruthCompositeMatcher Class Reference

Inheritance diagram for reco::modulesNew::MCTruthCompositeMatcher:

List of all members.

Public Member Functions
	MCTruthCompositeMatcher (const edm::ParameterSet &)
	~MCTruthCompositeMatcher ()
Private Member Functions
void	produce (edm::Event &, const edm::EventSetup &)
Private Attributes
std::vector< edm::InputTag >	matchMaps_
std::vector< int >	pdgId_
edm::InputTag	src_

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Detailed Description

Definition at line 19 of file MCTruthCompositeMatcherNew.cc.

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Constructor & Destructor Documentation

MCTruthCompositeMatcher< C1, C2 >::MCTruthCompositeMatcher

(

const edm::ParameterSet &

cfg

)

[explicit]

Definition at line 30 of file MCTruthCompositeMatcherNew.cc.

                                                                                  :
      src_(cfg.getParameter<edm::InputTag>("src")),
      matchMaps_(cfg.getParameter<std::vector<edm::InputTag> >("matchMaps")),
      pdgId_(cfg.getParameter<std::vector<int> >("matchPDGId")) {
      produces<reco::GenParticleMatch>();
    }

MCTruthCompositeMatcher< C1, C2 >::~MCTruthCompositeMatcher

(

)

Definition at line 37 of file MCTruthCompositeMatcherNew.cc.

                                                      {
    }

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Member Function Documentation

void MCTruthCompositeMatcher< C1, C2 >::produce	(	edm::Event &	evt,
		const edm::EventSetup &
	)		[private, virtual]

Implements edm::EDProducer.

Definition at line 40 of file MCTruthCompositeMatcherNew.cc.

References abs, begin, end, edm::helper::Filler< Map >::fill(), spr::find(), newFWLiteAna::found, edm::Event::getByLabel(), i, edm::helper::Filler< Map >::insert(), edm::Ref< C, T, F >::isNull(), edm::Ref< C, T, F >::key(), match(), matchMaps_, pdgId_, edm::Event::put(), reco::utilsNew::CandMatcher< C >::ref(), findQualityFiles::size, and src_.

                                                                                  {
      using namespace edm;
      using namespace std;
      Handle<CandidateView> cands;
      evt.getByLabel(src_, cands);
      size_t nMaps = matchMaps_.size();
      std::vector<const GenParticleMatch *> maps;
      maps.reserve( nMaps );
      for( size_t i = 0; i != nMaps; ++ i ) {
        Handle<reco::GenParticleMatch> matchMap;
        evt.getByLabel(matchMaps_[i], matchMap);
        maps.push_back(& * matchMap);
      } 
      utilsNew::CandMatcher<GenParticleCollection> match(maps); 
      auto_ptr<GenParticleMatch> matchMap(new GenParticleMatch(match.ref()));
      int size = cands->size();
      vector<int>::const_iterator begin = pdgId_.begin(), end = pdgId_.end();
      if(size != 0) {
        GenParticleMatch::Filler filler(*matchMap);
        vector<int> indices(size);
        for(int i = 0; i != size; ++ i) {
          const Candidate & cand = (* cands)[i];
          GenParticleRef mc = match[cand];
          if(mc.isNull()) {
            indices[i] = -1; 
          } else {
            bool found = true;
            if(begin!=end) found = find(begin, end, std::abs(mc->pdgId())) != end;
            indices[i] = found ? int(mc.key()) : -1;
          }
        }
        CandidateBaseRefProd ref(cands->refAt(0));
        filler.insert(ref, indices.begin(), indices.end());
        filler.fill();
      }
      evt.put(matchMap);
    }

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Member Data Documentation

std::vector<edm::InputTag> reco::modulesNew::MCTruthCompositeMatcher::matchMaps_ [private]

Definition at line 25 of file MCTruthCompositeMatcherNew.cc.

Referenced by produce().

std::vector<int> reco::modulesNew::MCTruthCompositeMatcher::pdgId_ [private]

Definition at line 26 of file MCTruthCompositeMatcherNew.cc.

Referenced by produce().

edm::InputTag reco::modulesNew::MCTruthCompositeMatcher::src_ [private]

Definition at line 24 of file MCTruthCompositeMatcherNew.cc.

Referenced by produce().