CSCSegmentProducer.cc

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#include <RecoLocalMuon/CSCSegment/src/CSCSegmentProducer.h>
#include <RecoLocalMuon/CSCSegment/src/CSCSegmentBuilder.h>
 
#include <DataFormats/Common/interface/Handle.h>
#include <FWCore/Framework/interface/ESHandle.h>
#include <FWCore/Utilities/interface/InputTag.h>
#include <FWCore/MessageLogger/interface/MessageLogger.h>
 
#include <Geometry/Records/interface/MuonGeometryRecord.h>
 
#include <DataFormats/CSCRecHit/interface/CSCSegmentCollection.h>
#include <DataFormats/CSCRecHit/interface/CSCSegment.h>
 
CSCSegmentProducer::CSCSegmentProducer(const edm::ParameterSet& pas) : iev(0) {
  m_token = consumes<CSCRecHit2DCollection>(pas.getParameter<edm::InputTag>("inputObjects"));
  segmentBuilder_ = new CSCSegmentBuilder(pas);  // pass on the PS
 
  // register what this produces
  produces<CSCSegmentCollection>();
}
 
CSCSegmentProducer::~CSCSegmentProducer() {
  LogDebug("CSCSegment|CSC") << "deleting CSCSegmentBuilder after " << iev << " events w/csc data.";
  delete segmentBuilder_;
}
 
void CSCSegmentProducer::produce(edm::Event& ev, const edm::EventSetup& setup) {
  LogDebug("CSCSegment|CSC") << "start producing segments for " << ++iev << "th event with csc data";
 
  // find the geometry (& conditions?) for this event & cache it in the builder
 
  edm::ESHandle<CSCGeometry> h;
  setup.get<MuonGeometryRecord>().get(h);
  const CSCGeometry* pgeom = &*h;
  segmentBuilder_->setGeometry(pgeom);
 
  // get the collection of CSCRecHit2D
  edm::Handle<CSCRecHit2DCollection> cscRecHits;
  ev.getByToken(m_token, cscRecHits);
 
  // create empty collection of Segments
  auto oc = std::make_unique<CSCSegmentCollection>();
 
  // fill the collection
  segmentBuilder_->build(cscRecHits.product(), *oc);  //@@ FILL oc
 
  // put collection in event
  ev.put(std::move(oc));
}