ExtraFromSeeds.cc

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// -*- C++ -*-
//
// Package:    ExtraFromSeeds
// Class:      ExtraFromSeeds
//
//
// Original Author:  Jean-Roch Vlimant,40 3-A28,+41227671209,
//         Created:  Fri Feb 17 12:03:11 CET 2012
//
//
 
// system include files
#include <memory>
 
#include "RecoTracker/TrackProducer/plugins/ExtraFromSeeds.h"
 
//
// constructors and destructor
//
ExtraFromSeeds::ExtraFromSeeds(const edm::ParameterSet& iConfig)
    : tracks_(consumes<reco::TrackCollection>(iConfig.getParameter<edm::InputTag>("tracks"))) {
  produces<ExtremeLight>();
  produces<TrackingRecHitCollection>();
}
 
ExtraFromSeeds::~ExtraFromSeeds() {
  // do anything here that needs to be done at desctruction time
  // (e.g. close files, deallocate resources etc.)
}
 
//
// member functions
//
 
// ------------ method called to produce the data  ------------
void ExtraFromSeeds::produce(edm::StreamID, edm::Event& iEvent, const edm::EventSetup& iSetup) const {
  // in
  edm::Handle<reco::TrackCollection> tracks;
  iEvent.getByToken(tracks_, tracks);
 
  // out
  std::unique_ptr<ExtremeLight> exxtralOut(new ExtremeLight());
  exxtralOut->resize(tracks->size());
 
  std::unique_ptr<TrackingRecHitCollection> hitOut(new TrackingRecHitCollection());
  TrackingRecHitRefProd rHits = iEvent.getRefBeforePut<TrackingRecHitCollection>();
  hitOut->reserve(3 * tracks->size());
 
  for (unsigned int ie = 0; ie != tracks->size(); ++ie) {
    const reco::Track& track = (*tracks)[ie];
    const reco::TrackExtra& extra = *track.extra();
    //only for high purity tracks
    if (!track.quality(reco::TrackBase::highPurity))
      continue;
 
    (*exxtralOut)[ie] = extra.seedRef()->nHits();
    for (auto const& seedHit : extra.seedRef()->recHits()) {
      hitOut->push_back(seedHit.clone());
    }
  }
 
  iEvent.put(std::move(exxtralOut));
  iEvent.put(std::move(hitOut));
}
 
// ------------ method fills 'descriptions' with the allowed parameters for the module  ------------
void ExtraFromSeeds::fillDescriptions(edm::ConfigurationDescriptions& descriptions) {
  //The following says we do not know what parameters are allowed so do no validation
  // Please change this to state exactly what you do use, even if it is no parameters
  edm::ParameterSetDescription desc;
  desc.setUnknown();
  descriptions.addDefault(desc);
}