Basic2DClusterForEachSeed Class Reference

Inheritance diagram for Basic2DClusterForEachSeed:

Public Member Functions
	Basic2DClusterForEachSeed (const edm::ParameterSet &conf, edm::ConsumesCollector &cc)
void	buildClusters (const edm::Handle< reco::PFRecHitCollection > &, const std::vector< bool > &, const std::vector< bool > &, reco::PFClusterCollection &) override
	~Basic2DClusterForEachSeed () override=default
Public Member Functions inherited from InitialClusteringStepBase
	InitialClusteringStepBase (const edm::ParameterSet &conf, edm::ConsumesCollector &cc)
	InitialClusteringStepBase (const ICSB &)=delete
std::ostream &	operator<< (std::ostream &o) const
ICSB &	operator= (const ICSB &)=delete
void	reset ()
virtual void	update (const edm::EventSetup &)
virtual void	updateEvent (const edm::Event &)
virtual	~InitialClusteringStepBase ()=default

Additional Inherited Members
Protected Types inherited from InitialClusteringStepBase
typedef std::tuple< std::vector< int >, std::vector< double >, std::vector< double > >	I3tuple
Protected Member Functions inherited from InitialClusteringStepBase
reco::PFRecHitRef	makeRefhit (const edm::Handle< reco::PFRecHitCollection > &h, const unsigned i) const
Protected Attributes inherited from InitialClusteringStepBase
const std::unordered_map< std::string, int >	_layerMap
unsigned	_nClustersFound
unsigned	_nSeeds
std::unordered_map< int, I3tuple >	_thresholds

Detailed Description

Definition at line 4 of file Basic2DClusterForEachSeed.cc.

Constructor & Destructor Documentation

Basic2DClusterForEachSeed()

Basic2DClusterForEachSeed::Basic2DClusterForEachSeed ( const edm::ParameterSet &  conf, edm::ConsumesCollector &  cc  )

inline

Definition at line 6 of file Basic2DClusterForEachSeed.cc.

      : InitialClusteringStepBase(conf, cc) {}

~Basic2DClusterForEachSeed()

Basic2DClusterForEachSeed::~Basic2DClusterForEachSeed ( )

overridedefault

Member Function Documentation

buildClusters()

void Basic2DClusterForEachSeed::buildClusters ( const edm::Handle< reco::PFRecHitCollection > &  input, const std::vector< bool > &  rechitMask, const std::vector< bool > &  seedable, reco::PFClusterCollection &  output  )

overridevirtual

Implements InitialClusteringStepBase.

Definition at line 18 of file Basic2DClusterForEachSeed.cc.

References reco::PFCluster::addRecHitFraction(), reco::PFCluster::calculatePositionREP(), hfClusterShapes_cfi::hits, input, InitialClusteringStepBase::makeRefhit(), reco::PFCluster::reset(), reco::PFCluster::setDepth(), reco::CaloCluster::setEnergy(), reco::PFCluster::setLayer(), reco::CaloCluster::setPosition(), reco::CaloCluster::setSeed(), and reco::PFCluster::setTime().

                                                                               {
  auto const& hits = *input;

  // loop over seeds and make clusters
  reco::PFCluster cluster;
  for (unsigned int hit = 0; hit < hits.size(); ++hit) {
    if (!rechitMask[hit] || !seedable[hit])
      continue;  // if not seed, ignore.
    cluster.reset();

    // seed
    auto refhit = makeRefhit(input, hit);
    auto rhf = reco::PFRecHitFraction(refhit, 1.0);  // entire rechit energy should go to a cluster

    // add the hit to the cluster
    cluster.addRecHitFraction(rhf);

    // extract
    const auto rh_energy = refhit->energy();

    // fill cluster information
    cluster.setSeed(refhit->detId());
    cluster.setEnergy(rh_energy);
    cluster.setTime(refhit->time());
    cluster.setLayer(refhit->layer());
    cluster.setPosition(math::XYZPoint(refhit->position().x(), refhit->position().y(), refhit->position().z()));
    cluster.calculatePositionREP();
    cluster.setDepth(refhit->depth());

    output.push_back(cluster);

  }  // looping over seeds ends
}