FastPrimaryVertexProducer Class Reference

#include <RecoBTag/FastPrimaryVertexProducer/src/FastPrimaryVertexProducer.cc>

Inheritance diagram for FastPrimaryVertexProducer:

Public Member Functions
	FastPrimaryVertexProducer (const edm::ParameterSet &)
Public Member Functions inherited from edm::global::EDProducer<>
	EDProducer ()=default
	EDProducer (const EDProducer &)=delete
bool	hasAbilityToProduceInBeginLumis () const final
bool	hasAbilityToProduceInBeginProcessBlocks () const final
bool	hasAbilityToProduceInBeginRuns () const final
bool	hasAbilityToProduceInEndLumis () const final
bool	hasAbilityToProduceInEndProcessBlocks () const final
bool	hasAbilityToProduceInEndRuns () const final
EDProducer &	operator= (const EDProducer &)=delete
bool	wantsGlobalLuminosityBlocks () const final
bool	wantsGlobalRuns () const final
bool	wantsInputProcessBlocks () const final
bool	wantsProcessBlocks () 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
std::vector< bool > const &	recordProvenanceList () 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)
TypeLabelList const &	typeLabelList () const
	used by the fwk to register the list of products of this module More...
	~ProducerBase () noexcept(false) 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 &&)=default
	EDConsumerBase (EDConsumerBase const &)=delete
ESProxyIndex const *	esGetTokenIndices (edm::Transition iTrans) const
std::vector< ESProxyIndex > const &	esGetTokenIndicesVector (edm::Transition iTrans) const
std::vector< ESRecordIndex > const &	esGetTokenRecordIndicesVector (edm::Transition iTrans) const
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 &	operator= (EDConsumerBase &&)=default
EDConsumerBase const &	operator= (EDConsumerBase const &)=delete
bool	registeredToConsume (ProductResolverIndex, bool, BranchType) const
bool	registeredToConsumeMany (TypeID const &, BranchType) const
ProductResolverIndexAndSkipBit	uncheckedIndexFrom (EDGetToken) const
void	updateLookup (BranchType iBranchType, ProductResolverIndexHelper const &, bool iPrefetchMayGet)
void	updateLookup (eventsetup::ESRecordsToProxyIndices const &)
virtual	~EDConsumerBase () noexcept(false)

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

Private Attributes
edm::EDGetTokenT< reco::BeamSpot >	m_beamSpot
double	m_clusterLength
edm::EDGetTokenT< SiPixelClusterCollectionNew >	m_clusters
edm::EDGetTokenT< edm::View< reco::Jet > >	m_jets
double	m_maxDeltaPhi
double	m_maxSizeX
double	m_maxZ
std::string	m_pixelCPE

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::ProducerBase
template<class ProductType >
BranchAliasSetterT< ProductType >	produces ()
	declare what type of product will make and with which optional label More...
template<typename ProductType , BranchType B>
BranchAliasSetterT< ProductType >	produces ()
template<typename ProductType , Transition B>
BranchAliasSetterT< ProductType >	produces ()
BranchAliasSetter	produces (const TypeID &id, std::string instanceName=std::string(), bool recordProvenance=true)
template<BranchType B>
BranchAliasSetter	produces (const TypeID &id, std::string instanceName=std::string(), bool recordProvenance=true)
template<Transition B>
BranchAliasSetter	produces (const TypeID &id, std::string instanceName=std::string(), bool recordProvenance=true)
template<typename ProductType , Transition B>
BranchAliasSetterT< ProductType >	produces (std::string instanceName)
template<class ProductType >
BranchAliasSetterT< ProductType >	produces (std::string instanceName)
template<typename ProductType , BranchType B>
BranchAliasSetterT< ProductType >	produces (std::string instanceName)
ProducesCollector	producesCollector ()
Protected Member Functions inherited from edm::EDConsumerBase
EDGetToken	consumes (const TypeToGet &id, edm::InputTag const &tag)
template<typename ProductType , BranchType B = InEvent>
EDGetTokenT< ProductType >	consumes (edm::InputTag const &tag)
template<BranchType B = InEvent>
EDConsumerBaseAdaptor< B >	consumes (edm::InputTag tag) noexcept
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 ESProduct , typename ESRecord , Transition Tr = Transition::Event>
auto	esConsumes ()
template<Transition Tr = Transition::Event>
constexpr auto	esConsumes () noexcept
template<typename ESProduct , typename ESRecord , Transition Tr = Transition::Event>
auto	esConsumes (ESInputTag const &tag)
template<Transition Tr = Transition::Event>
auto	esConsumes (ESInputTag tag) noexcept
template<Transition Tr = Transition::Event>
ESGetTokenGeneric	esConsumes (eventsetup::EventSetupRecordKey const &iRecord, eventsetup::DataKey const &iKey)
	Used with EventSetupRecord::doGet. More...
EDGetToken	mayConsume (const TypeToGet &id, edm::InputTag const &tag)
template<BranchType B>
EDGetToken	mayConsume (const TypeToGet &id, edm::InputTag const &tag)
template<typename ProductType , BranchType B = InEvent>
EDGetTokenT< ProductType >	mayConsume (edm::InputTag const &tag)

Detailed Description

Description: [one line class summary]

Implementation: [Notes on implementation]

Definition at line 73 of file FastPrimaryVertexProducer.cc.

Constructor & Destructor Documentation

FastPrimaryVertexProducer()

FastPrimaryVertexProducer::FastPrimaryVertexProducer ( const edm::ParameterSet &  iConfig )

explicit

Definition at line 89 of file FastPrimaryVertexProducer.cc.

                                                                                   {
  m_clusters = consumes<SiPixelClusterCollectionNew>(iConfig.getParameter<edm::InputTag>("clusters"));
  m_jets = consumes<edm::View<reco::Jet> >(iConfig.getParameter<edm::InputTag>("jets"));
  m_beamSpot = consumes<reco::BeamSpot>(iConfig.getParameter<edm::InputTag>("beamSpot"));
  m_pixelCPE = iConfig.getParameter<std::string>("pixelCPE");
  m_maxZ = iConfig.getParameter<double>("maxZ");
  m_maxSizeX = iConfig.getParameter<double>("maxSizeX");
  m_maxDeltaPhi = iConfig.getParameter<double>("maxDeltaPhi");
  m_clusterLength = iConfig.getParameter<double>("clusterLength");
  produces<reco::VertexCollection>();
}

References edm::ParameterSet::getParameter(), and AlCaHLTBitMon_QueryRunRegistry::string.

Member Function Documentation

produce()

void FastPrimaryVertexProducer::produce ( edm::StreamID  , edm::Event &  iEvent, const edm::EventSetup &  iSetup  ) const

overrideprivatevirtual

Implements edm::global::EDProducerBase.

Definition at line 101 of file FastPrimaryVertexProducer.cc.

                                                                                                        {
  using namespace edm;
  using namespace reco;
  using namespace std;
 
  Handle<SiPixelClusterCollectionNew> cH;
  iEvent.getByToken(m_clusters, cH);
  const SiPixelClusterCollectionNew& pixelClusters = *cH.product();
 
  Handle<edm::View<reco::Jet> > jH;
  iEvent.getByToken(m_jets, jH);
  const edm::View<reco::Jet>& jets = *jH.product();
 
  CaloJetCollection selectedJets;
  for (edm::View<reco::Jet>::const_iterator it = jets.begin(); it != jets.end(); it++) {
    if (it->pt() > 40 && fabs(it->eta()) < 1.6) {
      const CaloJet* ca = dynamic_cast<const CaloJet*>(&(*it));
      if (ca == nullptr)
        abort();
      selectedJets.push_back(*ca);
      //    std::cout << "Jet eta,phi,pt: "<< it->eta() << "," << it->phi() << "," << it->pt()   << std::endl;
    }
  }
 
  edm::ESHandle<PixelClusterParameterEstimator> pe;
  const PixelClusterParameterEstimator* pp;
  iSetup.get<TkPixelCPERecord>().get(m_pixelCPE, pe);
  pp = pe.product();
 
  edm::Handle<BeamSpot> beamSpot;
  iEvent.getByToken(m_beamSpot, beamSpot);
 
  edm::ESHandle<TrackerGeometry> tracker;
  iSetup.get<TrackerDigiGeometryRecord>().get(tracker);
  const TrackerGeometry* trackerGeometry = tracker.product();
 
  float lengthBmodule = 6.66;  //cm
  std::vector<float> zProjections;
  for (CaloJetCollection::const_iterator jit = selectedJets.begin(); jit != selectedJets.end(); jit++) {
    float px = jit->px();
    float py = jit->py();
    float pz = jit->pz();
    float pt = jit->pt();
 
    float jetZOverRho = jit->momentum().Z() / jit->momentum().Rho();
    int minSizeY = fabs(2. * jetZOverRho) - 1;
    int maxSizeY = fabs(2. * jetZOverRho) + 2;
    if (fabs(jit->eta()) > 1.6) {
      minSizeY = 1;
    }
 
    for (SiPixelClusterCollectionNew::const_iterator it = pixelClusters.begin(); it != pixelClusters.end();
         it++)  //Loop on pixel modules with clusters
    {
      DetId id = it->detId();
      const edmNew::DetSet<SiPixelCluster>& detset = (*it);
      Point3DBase<float, GlobalTag> modulepos = trackerGeometry->idToDet(id)->position();
      float zmodule = modulepos.z() -
                      ((modulepos.x() - beamSpot->x0()) * px + (modulepos.y() - beamSpot->y0()) * py) / pt * pz / pt;
      if ((fabs(deltaPhi(jit->momentum().Phi(), modulepos.phi())) < m_maxDeltaPhi * 2) &&
          (fabs(zmodule) < (m_maxZ + lengthBmodule / 2))) {
        for (size_t j = 0; j < detset.size(); j++)  // Loop on pixel clusters on this module
        {
          const SiPixelCluster& aCluster = detset[j];
          if (aCluster.sizeX() < m_maxSizeX && aCluster.sizeY() >= minSizeY && aCluster.sizeY() <= maxSizeY) {
            Point3DBase<float, GlobalTag> v = trackerGeometry->idToDet(id)->surface().toGlobal(
                pp->localParametersV(aCluster, (*trackerGeometry->idToDetUnit(id)))[0].first);
            GlobalPoint v_bs(v.x() - beamSpot->x0(), v.y() - beamSpot->y0(), v.z());
            if (fabs(deltaPhi(jit->momentum().Phi(), v_bs.phi())) < m_maxDeltaPhi) {
              float z = v.z() - ((v.x() - beamSpot->x0()) * px + (v.y() - beamSpot->y0()) * py) / pt * pz / pt;
              if (fabs(z) < m_maxZ) {
                zProjections.push_back(z);
              }
            }
          }  //if compatible cluster
        }    // loop on module hits
      }      // if compatible module
    }        // loop on pixel modules
 
  }  // loop on selected jets
  std::sort(zProjections.begin(), zProjections.end());
 
  std::vector<float>::iterator itCenter = zProjections.begin();
  std::vector<float>::iterator itLeftSide = zProjections.begin();
  std::vector<float>::iterator itRightSide = zProjections.begin();
  std::vector<int> counts;
  float zCluster = m_clusterLength / 2.0;  //cm
  int max = 0;
  std::vector<float>::iterator left, right;
  for (; itCenter != zProjections.end(); itCenter++) {
    while (itLeftSide != zProjections.end() && (*itCenter - *itLeftSide) > zCluster)
      itLeftSide++;
    while (itRightSide != zProjections.end() && (*itRightSide - *itCenter) < zCluster)
      itRightSide++;
 
    int n = itRightSide - itLeftSide;
    // std::cout << "algo :"<< *itCenter << " " << itCenter-zProjections.begin() << "  dists: " <<  (*itCenter - *itLeftSide) << " " << (*itRightSide - *itCenter) << " count: " <<  n << std::endl;
    counts.push_back(n);
    if (n > max) {
      max = n;
      left = itLeftSide;
    }
    if (n >= max) {
      max = n;
      right = itRightSide;
      //          std::cout << "algo :"<< i << " " << j << " " << *itCenter << " " << itCenter-zProjections.begin() << "  dists: " <<  (*itCenter - *itLeftSide) << " " << (*itRightSide - *itCenter) << " count: " <<  n << std::endl;
    }
  }
 
  float res = 0;
  if (!zProjections.empty()) {
    res = *(left + (right - left) / 2);
    //     std::cout << "RES " << res << std::endl;
    Vertex::Error e;
    e(0, 0) = 0.0015 * 0.0015;
    e(1, 1) = 0.0015 * 0.0015;
    e(2, 2) = 1.5 * 1.5;
    Vertex::Point p(beamSpot->x(res), beamSpot->y(res), res);
    Vertex thePV(p, e, 1, 1, 0);
    auto pOut = std::make_unique<reco::VertexCollection>();
    pOut->push_back(thePV);
    iEvent.put(std::move(pOut));
  } else {
    //   std::cout << "DUMMY " << res << std::endl;
 
    Vertex::Error e;
    e(0, 0) = 0.0015 * 0.0015;
    e(1, 1) = 0.0015 * 0.0015;
    e(2, 2) = 1.5 * 1.5;
    Vertex::Point p(beamSpot->x(res), beamSpot->y(res), res);
    Vertex thePV(p, e, 0, 0, 0);
    auto pOut = std::make_unique<reco::VertexCollection>();
    pOut->push_back(thePV);
    iEvent.put(std::move(pOut));
  }
}

References pwdgSkimBPark_cfi::beamSpot, dqmiodumpmetadata::counts, SiPixelRawToDigiRegional_cfi::deltaPhi, MillePedeFileConverter_cfg::e, edm::EventSetup::get(), get, TrackerGeometry::idToDet(), TrackerGeometry::idToDetUnit(), iEvent, dqmiolumiharvest::j, singleTopDQM_cfi::jets, SiStripPI::max, eostools::move(), dqmiodumpmetadata::n, AlCaHLTBitMon_ParallelJobs::p, PV3DBase< T, PVType, FrameType >::phi(), LumiMonitor_cff::pixelClusters, GeomDet::position(), createTree::pp, edm::Handle< T >::product(), edm::ESHandle< T >::product(), DiDispStaMuonMonitor_cfi::pt, multPhiCorr_741_25nsDY_cfi::px, multPhiCorr_741_25nsDY_cfi::py, objectSelection_cff::selectedJets, edmNew::DetSet< T >::size(), SiPixelCluster::sizeX(), SiPixelCluster::sizeY(), GeomDet::surface(), Surface::toGlobal(), PbPb_ZMuSkimMuonDPG_cff::tracker, findQualityFiles::v, PV3DBase< T, PVType, FrameType >::x(), PV3DBase< T, PVType, FrameType >::y(), and PV3DBase< T, PVType, FrameType >::z().

Member Data Documentation

m_beamSpot

edm::EDGetTokenT<reco::BeamSpot> FastPrimaryVertexProducer::m_beamSpot

private

Definition at line 81 of file FastPrimaryVertexProducer.cc.

m_clusterLength

double FastPrimaryVertexProducer::m_clusterLength

private

Definition at line 86 of file FastPrimaryVertexProducer.cc.

m_clusters

edm::EDGetTokenT<SiPixelClusterCollectionNew> FastPrimaryVertexProducer::m_clusters

private

Definition at line 79 of file FastPrimaryVertexProducer.cc.

m_jets

edm::EDGetTokenT<edm::View<reco::Jet> > FastPrimaryVertexProducer::m_jets

private

Definition at line 80 of file FastPrimaryVertexProducer.cc.

m_maxDeltaPhi

double FastPrimaryVertexProducer::m_maxDeltaPhi

private

Definition at line 85 of file FastPrimaryVertexProducer.cc.

m_maxSizeX

double FastPrimaryVertexProducer::m_maxSizeX

private

Definition at line 84 of file FastPrimaryVertexProducer.cc.

m_maxZ

double FastPrimaryVertexProducer::m_maxZ

private

Definition at line 83 of file FastPrimaryVertexProducer.cc.

m_pixelCPE

std::string FastPrimaryVertexProducer::m_pixelCPE

private

Definition at line 82 of file FastPrimaryVertexProducer.cc.