Inheritance diagram for EcalBarrelClusterFastTimer:

Public Member Functions
	EcalBarrelClusterFastTimer (const edm::ParameterSet &)

void	produce (edm::StreamID, edm::Event &, const edm::EventSetup &) const override

	~EcalBarrelClusterFastTimer () override

Public Member Functions inherited from edm::global::EDProducer<>
	EDProducer ()=default

bool	hasAbilityToProduceInLumis () const final

bool	hasAbilityToProduceInRuns () const final

bool	wantsGlobalLuminosityBlocks () const final

bool	wantsGlobalRuns () const final

bool	wantsStreamLuminosityBlocks () const final

bool	wantsStreamRuns () const final

Public Member Functions inherited from edm::global::EDProducerBase
	EDProducerBase ()

ModuleDescription const &	moduleDescription () const

	~EDProducerBase () override

Public Member Functions inherited from edm::ProducerBase
void	callWhenNewProductsRegistered (std::function< void(BranchDescription const &)> const &func)

std::vector< edm::ProductResolverIndex > const &	indiciesForPutProducts (BranchType iBranchType) const

	ProducerBase ()

std::vector< edm::ProductResolverIndex > const &	putTokenIndexToProductResolverIndex () const

void	registerProducts (ProducerBase , ProductRegistry , ModuleDescription const &)

std::function< void(BranchDescription const &)>	registrationCallback () const
	used by the fwk to register list of products More...

void	resolvePutIndicies (BranchType iBranchType, ModuleToResolverIndicies const &iIndicies, std::string const &moduleLabel)

	~ProducerBase () override

Public Member Functions inherited from edm::EDConsumerBase
std::vector< ConsumesInfo >	consumesInfo () const

void	convertCurrentProcessAlias (std::string const &processName)
	Convert "@currentProcess" in InputTag process names to the actual current process name. More...

	EDConsumerBase ()

	EDConsumerBase (EDConsumerBase const &)=delete

	EDConsumerBase (EDConsumerBase &&)=default

ProductResolverIndexAndSkipBit	indexFrom (EDGetToken, BranchType, TypeID const &) const

void	itemsMayGet (BranchType, std::vector< ProductResolverIndexAndSkipBit > &) const

void	itemsToGet (BranchType, std::vector< ProductResolverIndexAndSkipBit > &) const

std::vector< ProductResolverIndexAndSkipBit > const &	itemsToGetFrom (BranchType iType) const

void	labelsForToken (EDGetToken iToken, Labels &oLabels) const

void	modulesWhoseProductsAreConsumed (std::vector< ModuleDescription const * > &modules, ProductRegistry const &preg, std::map< std::string, ModuleDescription const * > const &labelsToDesc, std::string const &processName) const

EDConsumerBase const &	operator= (EDConsumerBase const &)=delete

EDConsumerBase &	operator= (EDConsumerBase &&)=default

bool	registeredToConsume (ProductResolverIndex, bool, BranchType) const

bool	registeredToConsumeMany (TypeID const &, BranchType) const

ProductResolverIndexAndSkipBit	uncheckedIndexFrom (EDGetToken) const

void	updateLookup (BranchType iBranchType, ProductResolverIndexHelper const &, bool iPrefetchMayGet)

virtual	~EDConsumerBase () noexcept(false)

Private Member Functions
float	correctTimeToVertex (const float intime, const DetId &timeDet, const reco::Vertex &vtx, const CaloSubdetectorGeometry *ecalGeom) const

std::pair< float, DetId >	getTimeForECALPFCluster (const EcalRecHitCollection &, const reco::PFCluster &) const

Private Attributes
std::vector< std::unique_ptr< const ResolutionModel > >	_resolutions

edm::EDGetTokenT< std::vector< reco::PFCluster > >	ebClustersToken_

edm::EDGetTokenT< EcalRecHitCollection >	ebTimeHitsToken_

const unsigned	ecalDepth_

const float	minEnergy_

const float	minFraction_

Additional Inherited Members
Public Types inherited from edm::global::EDProducerBase
typedef EDProducerBase	ModuleType

Public Types inherited from edm::ProducerBase
using	ModuleToResolverIndicies = std::unordered_multimap< std::string, std::tuple< edm::TypeID const , const char , edm::ProductResolverIndex >>

typedef ProductRegistryHelper::TypeLabelList	TypeLabelList

Public Types inherited from edm::EDConsumerBase
typedef ProductLabels	Labels

Static Public Member Functions inherited from edm::global::EDProducerBase
static const std::string &	baseType ()

static void	fillDescriptions (ConfigurationDescriptions &descriptions)

static void	prevalidate (ConfigurationDescriptions &descriptions)

Protected Member Functions inherited from edm::EDConsumerBase
template<typename ProductType , BranchType B = InEvent>
EDGetTokenT< ProductType >	consumes (edm::InputTag const &tag)

EDGetToken	consumes (const TypeToGet &id, edm::InputTag const &tag)

template<BranchType B>
EDGetToken	consumes (TypeToGet const &id, edm::InputTag const &tag)

ConsumesCollector	consumesCollector ()
	Use a ConsumesCollector to gather consumes information from helper functions. More...

template<typename ProductType , BranchType B = InEvent>
void	consumesMany ()

void	consumesMany (const TypeToGet &id)

template<BranchType B>
void	consumesMany (const TypeToGet &id)

template<typename ProductType , BranchType B = InEvent>
EDGetTokenT< ProductType >	mayConsume (edm::InputTag const &tag)

EDGetToken	mayConsume (const TypeToGet &id, edm::InputTag const &tag)

template<BranchType B>
EDGetToken	mayConsume (const TypeToGet &id, edm::InputTag const &tag)

Detailed Description

Definition at line 35 of file EcalBarrelClusterFastTimer.cc.

Constructor & Destructor Documentation

EcalBarrelClusterFastTimer::EcalBarrelClusterFastTimer ( const edm::ParameterSet & conf )

Definition at line 76 of file EcalBarrelClusterFastTimer.cc.

References _resolutions, reco::get(), edm::ParameterSet::getParameterSetVector(), dataset::name, fftjetproducer_cfi::resolution, and AlCaHLTBitMon_QueryRunRegistry::string.

                                                                                   :
   ebTimeHitsToken_(consumes<EcalRecHitCollection>( conf.getParameter<edm::InputTag>("ebTimeHits") ) ),
   ebClustersToken_(consumes<std::vector<reco::PFCluster> >( conf.getParameter<edm::InputTag>("ebClusters") ) ),
   minFraction_( conf.getParameter<double>("minFractionToConsider") ),
   minEnergy_(conf.getParameter<double>("minEnergyToConsider") ),
   ecalDepth_(conf.getParameter<double>("ecalDepth") )
 {
   // setup resolution models
   const std::vector<edm::ParameterSet>& resos = conf.getParameterSetVector("resolutionModels");
   for( const auto& reso : resos ) {
     const std::string& name = reso.getParameter<std::string>("modelName");
     ResolutionModel* resomod = ResolutionModelFactory::get()->create(name,reso);
     _resolutions.emplace_back( resomod );  
 
     // times and time resolutions for general tracks
     produces<edm::ValueMap<float> >(name); 
     produces<edm::ValueMap<float> >(name+resolution);    
   }
 }

EcalBarrelClusterFastTimer::~EcalBarrelClusterFastTimer ( )

inlineoverride

Definition at line 38 of file EcalBarrelClusterFastTimer.cc.

References produce().

38 { }

Member Function Documentation

float EcalBarrelClusterFastTimer::correctTimeToVertex	(	const float	intime,
		const DetId &	timeDet,
		const reco::Vertex &	vtx,
		const CaloSubdetectorGeometry *	ecalGeom
	)		const

private

Definition at line 171 of file EcalBarrelClusterFastTimer.cc.

References ecalDepth_, Exception, CaloSubdetectorGeometry::getGeometry(), reco::Vertex::position(), DetId::rawId(), PV3DBase< T, PVType, FrameType >::x(), PV3DBase< T, PVType, FrameType >::y(), and PV3DBase< T, PVType, FrameType >::z().

                                                                                                      {
   if( timeDet.rawId() == 0 ) return -999.;
   // correct the cluster time from 0,0,0 to the primary vertex given
   auto cellGeometry = ecalGeom->getGeometry(timeDet);
   if( nullptr == cellGeometry ) {
     throw cms::Exception("BadECALBarrelCell")
       << timeDet << " is not a valid ECAL Barrel DetId!";
   }
   //depth in mm in the middle of the layer position;
   GlobalPoint layerPos = cellGeometry->getPosition( ecalDepth_+0.5 ); 
   const math::XYZPoint layerPos_cm( layerPos.x(), layerPos.y(), layerPos.z() );
   const math::XYZVector to_center = layerPos_cm - math::XYZPoint(0.,0.,0.);
   const math::XYZVector to_vtx = layerPos_cm - vtx.position();
   
   /*
   std::cout << intime << ' ' << to_center.r()/cm_per_ns << ' ' << to_vtx.r()/cm_per_ns
             << ' ' << intime + to_center.r()/cm_per_ns - to_vtx.r()/cm_per_ns << std::endl;
   */
 
   return intime + to_center.r()/cm_per_ns - to_vtx.r()/cm_per_ns;
 }

std::pair< float, DetId > EcalBarrelClusterFastTimer::getTimeForECALPFCluster	(	const EcalRecHitCollection &	timehits,
		const reco::PFCluster &	cluster
	)		const

private

Definition at line 142 of file EcalBarrelClusterFastTimer.cc.

References edm::SortedCollection< T, SORT >::find(), dedxEstimators_cff::fraction, SiStripPI::max, minEnergy_, minFraction_, and reco::PFCluster::recHitFractions().

Referenced by produce().

                                                                                                                                                  {
   
   const auto& rhfs = cluster.recHitFractions();  
   unsigned best_hit = 0;
   float best_energy = -1.f;
   for( const auto& rhf : rhfs ) {
     const auto& hitref = rhf.recHitRef();
     const unsigned detid = hitref->detId();
     const auto fraction = rhf.fraction();
     const auto energy = hitref->energy();
     if( fraction < minFraction_ || energy < minEnergy_ ) continue;
     auto timehit = timehits.find(detid);
     float e_hit = rhf.fraction() * hitref->energy();
     if( e_hit > best_energy && timehit->isTimeValid() ) {
       best_energy = e_hit;
       best_hit = detid;
     }
   }
   
   float best_time_guess = std::numeric_limits<float>::max();
   if( best_energy > 0. ) {
     best_time_guess = timehits.find(best_hit)->time();
   }
   
   //std::cout << "EcalBarrelFastTimer: " << best_time_guess << ' ' << best_energy << ' ' << best_hit << std::endl;
 
   return std::make_pair(best_time_guess,DetId(best_hit));
 }

void EcalBarrelClusterFastTimer::produce	(	edm::StreamID	sid,
		edm::Event &	evt,
		const edm::EventSetup &	es
	)		const

override

Definition at line 96 of file EcalBarrelClusterFastTimer.cc.

References _resolutions, fastPrimaryVertexProducer_cfi::clusters, ebClustersToken_, ebTimeHitsToken_, edm::EventID::event(), plotBeamSpotDB::first, edm::Event::getByToken(), getTimeForECALPFCluster(), mps_fire::i, edm::EventBase::id(), edm::EventID::luminosityBlock(), dataset::name, fftjetproducer_cfi::resolution, electronProducer_cfi::resolutions, edm::EventID::run(), SurveyInfoScenario_cff::seed, AlCaHLTBitMon_QueryRunRegistry::string, and create_public_lumi_plots::times.

Referenced by ~EcalBarrelClusterFastTimer().

                                                                                                       {
   edm::Handle<std::vector<reco::PFCluster> > clustersH;
   edm::Handle<EcalRecHitCollection> timehitsH;
 
   evt.getByToken(ebClustersToken_,clustersH);
   evt.getByToken(ebTimeHitsToken_,timehitsH);
   
   const auto& clusters = *clustersH;
   const auto& timehits = *timehitsH;
   
   // get event-based seed for RNG
   unsigned int runNum_uint = static_cast <unsigned int> (evt.id().run());
   unsigned int lumiNum_uint = static_cast <unsigned int> (evt.id().luminosityBlock());
   unsigned int evNum_uint = static_cast <unsigned int> (evt.id().event());
   std::uint32_t seed = (lumiNum_uint<<10) + (runNum_uint<<20) + evNum_uint;
   std::mt19937 rng(seed);
 
   std::vector<std::pair<float,DetId> > times; // perfect times keyed to cluster index
   times.reserve(clusters.size());
   
   for( const auto& cluster : clusters ) {
     times.push_back( getTimeForECALPFCluster( timehits, cluster ) );
   }
   
   for( const auto& reso : _resolutions ) {
     const std::string& name = reso->name();
     std::vector<float> resolutions;
     std::vector<float> smeared_times;
     resolutions.reserve(clusters.size());
     smeared_times.reserve(clusters.size());
     
     // smear once then correct to multiple vertices
     for( unsigned i = 0 ; i < clusters.size(); ++i ) {      
       const float theresolution = reso->getTimeResolution(clusters[i]);
       std::normal_distribution<float> gausTime(times[i].first, theresolution);
       
       smeared_times.emplace_back( gausTime(rng) );
       resolutions.push_back( theresolution );
     }    
 
     writeValueMap(evt,clustersH,smeared_times,name);
     writeValueMap(evt,clustersH,resolutions,name+resolution);
   }
 
 }