ME0RecHitProducer.cc

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#include "RecoLocalMuon/GEMRecHit/plugins/ME0RecHitProducer.h"
 
ME0RecHitProducer::ME0RecHitProducer(const edm::ParameterSet& config)
    :  // Get the concrete reconstruction algo from the factory
      theAlgo{ME0RecHitAlgoFactory::get()->create(config.getParameter<std::string>("recAlgo"),
                                                  config.getParameter<edm::ParameterSet>("recAlgoConfig"))} {
  produces<ME0RecHitCollection>();
 
  m_token = consumes<ME0DigiPreRecoCollection>(config.getParameter<edm::InputTag>("me0DigiLabel"));
  m_me0GeomToken = esConsumes<ME0Geometry, MuonGeometryRecord>();
}
 
ME0RecHitProducer::~ME0RecHitProducer() = default;
 
void ME0RecHitProducer::produce(edm::Event& event, const edm::EventSetup& setup) {
  // Get the ME0 Geometry
  edm::ESHandle<ME0Geometry> me0Geom = setup.getHandle(m_me0GeomToken);
 
  // Get the digis from the event
 
  edm::Handle<ME0DigiPreRecoCollection> digis;
  event.getByToken(m_token, digis);
 
  // Pass the EventSetup to the algo
 
  theAlgo->setES(setup);
 
  // Create the pointer to the collection which will store the rechits
 
  auto recHitCollection = std::make_unique<ME0RecHitCollection>();
 
  // Iterate through all digi collections ordered by LayerId
 
  ME0DigiPreRecoCollection::DigiRangeIterator me0dgIt;
  for (me0dgIt = digis->begin(); me0dgIt != digis->end(); ++me0dgIt) {
    // The layerId
    const ME0DetId& me0Id = (*me0dgIt).first;
 
    // Get the iterators over the digis associated with this LayerId
    const ME0DigiPreRecoCollection::Range& range = (*me0dgIt).second;
 
    // Call the reconstruction algorithm
 
    edm::OwnVector<ME0RecHit> recHits = theAlgo->reconstruct(me0Id, range);
 
    if (!recHits.empty())
      recHitCollection->put(me0Id, recHits.begin(), recHits.end());
  }
 
  event.put(std::move(recHitCollection));
}