GlobalMuonProducer Class Reference

#include <GlobalMuonProducer.h>

Inheritance diagram for GlobalMuonProducer:

Public Member Functions
	GlobalMuonProducer (const edm::ParameterSet &)
	constructor with config More...
void	produce (edm::Event &, const edm::EventSetup &) override
	reconstruct muons More...
	~GlobalMuonProducer () override
	destructor More...
Public Member Functions inherited from edm::stream::EDProducer<>
	EDProducer ()=default
bool	hasAbilityToProduceInBeginLumis () const final
bool	hasAbilityToProduceInBeginRuns () const final
bool	hasAbilityToProduceInEndLumis () const final
bool	hasAbilityToProduceInEndRuns () const final

Private Member Functions
void	setAlias (std::string alias)

Private Attributes
edm::EDGetTokenT< TrajTrackAssociationCollection >	staAssoMapToken
edm::EDGetTokenT< reco::TrackCollection >	staMuonsToken
	STA Tokens. More...
edm::EDGetTokenT< std::vector< Trajectory > >	staMuonsTrajToken
std::string	theAlias
MuonServiceProxy *	theService
	the event setup proxy, it takes care the services update More...
edm::InputTag	theSTACollectionLabel
MuonTrackFinder *	theTrackFinder
edm::EDGetTokenT< reco::TrackToTrackMap >	updatedStaAssoMapToken

Additional Inherited Members
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

Detailed Description

Global muon reconstructor: reconstructs muons using DT, CSC, RPC and tracker information,
starting from a standalone reonstructed muon.

Author

R.Bellan - INFN TO

Definition at line 36 of file GlobalMuonProducer.h.

Constructor & Destructor Documentation

GlobalMuonProducer::GlobalMuonProducer

(

const edm::ParameterSet &

parameterSet

)

constructor with config

Definition at line 34 of file GlobalMuonProducer.cc.

References edm::ParameterSet::addParameter(), edm::ParameterSet::getParameter(), label, LogTrace, MuonServiceProxy_cff::MuonServiceProxy, AlCaHLTBitMon_QueryRunRegistry::string, and cosmics_id::trackCollectionTag.

                                                                       {
  LogTrace("Muon|RecoMuon|GlobalMuonProducer") << "constructor called" << endl;

  // Parameter set for the Builder
  ParameterSet trajectoryBuilderParameters = parameterSet.getParameter<ParameterSet>("GLBTrajBuilderParameters");
  InputTag trackCollectionTag = parameterSet.getParameter<InputTag>("TrackerCollectionLabel");
  trajectoryBuilderParameters.addParameter<InputTag>("TrackerCollectionLabel", trackCollectionTag);

  // STA Muon Collection Label
  theSTACollectionLabel = parameterSet.getParameter<InputTag>("MuonCollectionLabel");
  staMuonsToken = consumes<reco::TrackCollection>(parameterSet.getParameter<InputTag>("MuonCollectionLabel"));
  staMuonsTrajToken =
      consumes<std::vector<Trajectory> >(parameterSet.getParameter<InputTag>("MuonCollectionLabel").label());
  staAssoMapToken =
      consumes<TrajTrackAssociationCollection>(parameterSet.getParameter<InputTag>("MuonCollectionLabel").label());
  updatedStaAssoMapToken =
      consumes<reco::TrackToTrackMap>(parameterSet.getParameter<InputTag>("MuonCollectionLabel").label());

  // service parameters
  ParameterSet serviceParameters = parameterSet.getParameter<ParameterSet>("ServiceParameters");

  // TrackLoader parameters
  ParameterSet trackLoaderParameters = parameterSet.getParameter<ParameterSet>("TrackLoaderParameters");

  // the services
  theService = new MuonServiceProxy(serviceParameters);

  // instantiate the concrete trajectory builder in the Track Finder
  edm::ConsumesCollector iC = consumesCollector();
  MuonTrackLoader* mtl = new MuonTrackLoader(trackLoaderParameters, iC, theService);
  GlobalMuonTrajectoryBuilder* gmtb = new GlobalMuonTrajectoryBuilder(trajectoryBuilderParameters, theService, iC);

  theTrackFinder = new MuonTrackFinder(gmtb, mtl);

  setAlias(parameterSet.getParameter<std::string>("@module_label"));
  produces<reco::TrackCollection>().setBranchAlias(theAlias + "Tracks");
  produces<TrackingRecHitCollection>().setBranchAlias(theAlias + "RecHits");
  produces<reco::TrackExtraCollection>().setBranchAlias(theAlias + "TrackExtras");
  produces<vector<Trajectory> >().setBranchAlias(theAlias + "Trajectories");
  produces<TrajTrackAssociationCollection>().setBranchAlias(theAlias + "TrajTrackMap");
  produces<reco::MuonTrackLinksCollection>().setBranchAlias(theAlias + "s");
}

GlobalMuonProducer::~GlobalMuonProducer ( )

override

destructor

Definition at line 80 of file GlobalMuonProducer.cc.

References LogTrace.

                                        {
  LogTrace("Muon|RecoMuon|GlobalMuonProducer") << "destructor called" << endl;
  if (theService)
    delete theService;
  if (theTrackFinder)
    delete theTrackFinder;
}

Member Function Documentation

void GlobalMuonProducer::produce ( edm::Event &  event, const edm::EventSetup &  eventSetup  )

override

reconstruct muons

Definition at line 91 of file GlobalMuonProducer.cc.

References edm::AssociationMap< Tag >::begin(), edm::AssociationMap< edm::OneToOne< std::vector< Trajectory >, reco::TrackCollection, unsigned short > >::const_iterator, edm::AssociationMap< Tag >::end(), edm::AssociationMap< Tag >::find(), edm::Event::getByToken(), edm::Ref< C, T, F >::isNonnull(), edm::Ref< C, T, F >::key(), LogTrace, metname, and position.

                                                                           {
  const string metname = "Muon|RecoMuon|GlobalMuonProducer";
  LogTrace(metname) << endl << endl << endl;
  LogTrace(metname) << "Global Muon Reconstruction started" << endl;

  // Update the services
  theService->update(eventSetup);

  // Take the STA muon container(s)
  Handle<reco::TrackCollection> staMuons;
  event.getByToken(staMuonsToken, staMuons);

  Handle<vector<Trajectory> > staMuonsTraj;

  LogTrace(metname) << "Taking " << staMuons->size() << " Stand Alone Muons " << endl;

  vector<MuonTrajectoryBuilder::TrackCand> staTrackCands;

  edm::Handle<TrajTrackAssociationCollection> staAssoMap;

  edm::Handle<reco::TrackToTrackMap> updatedStaAssoMap;

  if (event.getByToken(staMuonsTrajToken, staMuonsTraj) && event.getByToken(staAssoMapToken, staAssoMap) &&
      event.getByToken(updatedStaAssoMapToken, updatedStaAssoMap)) {
    for (TrajTrackAssociationCollection::const_iterator it = staAssoMap->begin(); it != staAssoMap->end(); ++it) {
      const Ref<vector<Trajectory> > traj = it->key;
      const reco::TrackRef tkRegular = it->val;
      reco::TrackRef tkUpdated;
      reco::TrackToTrackMap::const_iterator iEnd;
      reco::TrackToTrackMap::const_iterator iii;
      if (theSTACollectionLabel.instance() == "UpdatedAtVtx") {
        iEnd = updatedStaAssoMap->end();
        iii = updatedStaAssoMap->find(it->val);
        if (iii != iEnd)
          tkUpdated = (*updatedStaAssoMap)[it->val];
      }

      int etaFlip1 =
          ((tkUpdated.isNonnull() && tkRegular.isNonnull()) && ((tkUpdated->eta() * tkRegular->eta()) < 0)) ? -1 : 1;

      const reco::TrackRef tk = (tkUpdated.isNonnull() && etaFlip1 == 1) ? tkUpdated : tkRegular;

      MuonTrajectoryBuilder::TrackCand tkCand = MuonTrajectoryBuilder::TrackCand((Trajectory*)nullptr, tk);
      if (traj->isValid())
        tkCand.first = &*traj;
      staTrackCands.push_back(tkCand);
    }
  } else {
    for (unsigned int position = 0; position != staMuons->size(); ++position) {
      reco::TrackRef staTrackRef(staMuons, position);
      MuonTrajectoryBuilder::TrackCand staCand = MuonTrajectoryBuilder::TrackCand((Trajectory*)nullptr, staTrackRef);
      staTrackCands.push_back(staCand);
    }
  }

  theTrackFinder->reconstruct(staTrackCands, event, eventSetup);

  LogTrace(metname) << "Event loaded"
                    << "================================" << endl
                    << endl;
}

void GlobalMuonProducer::setAlias ( std::string  alias )

inlineprivate

Definition at line 62 of file GlobalMuonProducer.h.

References SiStripOfflineCRack_cfg::alias.

                                 {
    alias.erase(alias.size() - 1, alias.size());
    theAlias = alias;
  }

Member Data Documentation

edm::EDGetTokenT<TrajTrackAssociationCollection> GlobalMuonProducer::staAssoMapToken

private

Definition at line 52 of file GlobalMuonProducer.h.

edm::EDGetTokenT<reco::TrackCollection> GlobalMuonProducer::staMuonsToken

private

STA Tokens.

Definition at line 50 of file GlobalMuonProducer.h.

edm::EDGetTokenT<std::vector<Trajectory> > GlobalMuonProducer::staMuonsTrajToken

private

Definition at line 51 of file GlobalMuonProducer.h.

std::string GlobalMuonProducer::theAlias

private

Definition at line 60 of file GlobalMuonProducer.h.

MuonServiceProxy* GlobalMuonProducer::theService

private

the event setup proxy, it takes care the services update

Definition at line 58 of file GlobalMuonProducer.h.

edm::InputTag GlobalMuonProducer::theSTACollectionLabel

private

Definition at line 48 of file GlobalMuonProducer.h.

MuonTrackFinder* GlobalMuonProducer::theTrackFinder

private

Definition at line 55 of file GlobalMuonProducer.h.

edm::EDGetTokenT<reco::TrackToTrackMap> GlobalMuonProducer::updatedStaAssoMapToken

private

Definition at line 53 of file GlobalMuonProducer.h.