GEMDigiProducer Class Reference

#include <GEMDigiProducer.h>

Inheritance diagram for GEMDigiProducer:

Public Types
typedef edm::DetSetVector< GEMDigiSimLink >	GEMDigiSimLinks
typedef edm::DetSetVector< StripDigiSimLink >	StripDigiSimLinks
Public Types inherited from edm::stream::EDProducer<>
typedef CacheContexts< T... >	CacheTypes
typedef CacheTypes::GlobalCache	GlobalCache
typedef AbilityChecker< T... >	HasAbility
typedef CacheTypes::LuminosityBlockCache	LuminosityBlockCache
typedef LuminosityBlockContextT< LuminosityBlockCache, RunCache, GlobalCache >	LuminosityBlockContext
typedef CacheTypes::LuminosityBlockSummaryCache	LuminosityBlockSummaryCache
typedef CacheTypes::RunCache	RunCache
typedef RunContextT< RunCache, GlobalCache >	RunContext
typedef CacheTypes::RunSummaryCache	RunSummaryCache

Public Member Functions
void	beginRun (const edm::Run &, const edm::EventSetup &) override
	GEMDigiProducer (const edm::ParameterSet &ps)
void	produce (edm::Event &, const edm::EventSetup &) override
	~GEMDigiProducer () override
Public Member Functions inherited from edm::stream::EDProducer<>
	EDProducer ()=default
bool	hasAbilityToProduceInLumis () const final
bool	hasAbilityToProduceInRuns () const final

Private Attributes
edm::EDGetTokenT< CrossingFrame< PSimHit > >	cf_token
std::unique_ptr< GEMDigiModel >	gemDigiModel_

Detailed Description

Definition at line 20 of file GEMDigiProducer.h.

Member Typedef Documentation

typedef edm::DetSetVector<GEMDigiSimLink> GEMDigiProducer::GEMDigiSimLinks

Definition at line 26 of file GEMDigiProducer.h.

typedef edm::DetSetVector<StripDigiSimLink> GEMDigiProducer::StripDigiSimLinks

Definition at line 24 of file GEMDigiProducer.h.

Constructor & Destructor Documentation

GEMDigiProducer::GEMDigiProducer ( const edm::ParameterSet &  ps )

explicit

Definition at line 29 of file GEMDigiProducer.cc.

References cf_token, Exception, reco::get(), edm::ParameterSet::getParameter(), LogDebug, AlCaHLTBitMon_QueryRunRegistry::string, and ~GEMDigiProducer().

  : gemDigiModel_{GEMDigiModelFactory::get()->create("GEM" + ps.getParameter<std::string>("digiModelString") + "Model",
                                                     ps)}
{
  produces<GEMDigiCollection>();
  produces<StripDigiSimLinks>("GEM");
  produces<GEMDigiSimLinks>("GEM");

  edm::Service<edm::RandomNumberGenerator> rng;
  if (!rng.isAvailable()){
    throw cms::Exception("Configuration")
      << "GEMDigiProducer::GEMDigiProducer() - RandomNumberGeneratorService is not present in configuration file.\n"
      << "Add the service in the configuration file or remove the modules that require it.";
  }

  LogDebug("GEMDigiProducer") << "Using GEM" + ps.getParameter<std::string>("digiModelString") + "Model";

  std::string mix_(ps.getParameter<std::string>("mixLabel"));
  std::string collection_(ps.getParameter<std::string>("inputCollection"));

  cf_token = consumes<CrossingFrame<PSimHit> >(edm::InputTag(mix_, collection_));
}

GEMDigiProducer::~GEMDigiProducer ( )

overridedefault

Referenced by GEMDigiProducer().

Member Function Documentation

void GEMDigiProducer::beginRun ( const edm::Run &  , const edm::EventSetup &  eventSetup  )

override

Definition at line 56 of file GEMDigiProducer.cc.

References gemDigiModel_, and edm::EventSetup::get().

{
  edm::ESHandle<GEMGeometry> hGeom;
  eventSetup.get<MuonGeometryRecord>().get(hGeom);
  gemDigiModel_->setGeometry(&*hGeom);
  gemDigiModel_->setup();
}

void GEMDigiProducer::produce ( edm::Event &  e, const edm::EventSetup &  eventSetup  )

override

Definition at line 65 of file GEMDigiProducer.cc.

References cf_token, gemDigiModel_, edm::Event::getByToken(), edm::RandomNumberGenerator::getEngine(), hfClusterShapes_cfi::hits, LogDebug, eostools::move(), edm::Handle< T >::product(), edm::Event::put(), trackerHits::simHits, and edm::Event::streamID().

{
  edm::Service<edm::RandomNumberGenerator> rng;
  CLHEP::HepRandomEngine* engine = &rng->getEngine(e.streamID());

  edm::Handle<CrossingFrame<PSimHit> > cf;
  e.getByToken(cf_token, cf);

  MixCollection<PSimHit> hits{cf.product()};

  // Create empty output
  auto digis = std::make_unique<GEMDigiCollection>();
  auto stripDigiSimLinks = std::make_unique<StripDigiSimLinks>();
  auto gemDigiSimLinks = std::make_unique<GEMDigiSimLinks>();

  // arrange the hits by eta partition
  std::map<uint32_t, edm::PSimHitContainer> hitMap;
  for (const auto& hit: hits){
    hitMap[hit.detUnitId()].emplace_back(hit);
  }

  // simulate signal and noise for each eta partition
  const auto & etaPartitions(gemDigiModel_->getGeometry()->etaPartitions());

  for (const auto& roll: etaPartitions){
    const GEMDetId detId(roll->id());
    const uint32_t rawId(detId.rawId());
    const auto & simHits(hitMap[rawId]);

    LogDebug("GEMDigiProducer")
      << "GEMDigiProducer: found " << simHits.size() << " hit(s) in eta partition" << rawId;

    gemDigiModel_->simulateSignal(roll, simHits, engine);
    gemDigiModel_->simulateNoise(roll, engine);
    gemDigiModel_->fillDigis(rawId, *digis);
    (*stripDigiSimLinks).insert(gemDigiModel_->stripDigiSimLinks());
    (*gemDigiSimLinks).insert(gemDigiModel_->gemDigiSimLinks());
  }

  // store them in the event
  e.put(std::move(digis));
  e.put(std::move(stripDigiSimLinks),"GEM");
  e.put(std::move(gemDigiSimLinks),"GEM");
}

Member Data Documentation

edm::EDGetTokenT<CrossingFrame<PSimHit> > GEMDigiProducer::cf_token

private

Definition at line 39 of file GEMDigiProducer.h.

Referenced by GEMDigiProducer(), and produce().

std::unique_ptr<GEMDigiModel> GEMDigiProducer::gemDigiModel_

private

Definition at line 41 of file GEMDigiProducer.h.

Referenced by beginRun(), and produce().