BremRecoveryClusterAlgo Class Reference

#include <BremRecoveryClusterAlgo.h>

Public Types
enum	VerbosityLevel { pDEBUG = 0, pWARNING = 1, pINFO = 2, pERROR = 3 }

Public Member Functions
	BremRecoveryClusterAlgo (double eb_sc_road_etasize=0.06, double eb_sc_road_phisize=0.80, double ec_sc_road_etasize=0.14, double ec_sc_road_phisize=0.40, double theSeedTransverseEnergyThreshold=0.40, VerbosityLevel the_verbosity=pERROR)
reco::SuperClusterCollection	makeSuperClusters (reco::CaloClusterPtrVector &clusters)
void	setVerbosity (VerbosityLevel the_verbosity)

Private Member Functions
void	makeIslandSuperClusters (reco::CaloClusterPtrVector &clusters_v, double etaRoad, double phiRoad)
bool	match (reco::CaloClusterPtr seed_p, reco::CaloClusterPtr cluster_p, double etaRoad, double phiRoad)

Private Attributes
double	eb_rdeta_
double	eb_rdphi_
double	ec_rdeta_
double	ec_rdphi_
double	seedTransverseEnergyThreshold
reco::SuperClusterCollection	superclusters_v
VerbosityLevel	verbosity

Detailed Description

Definition at line 22 of file BremRecoveryClusterAlgo.h.

Member Enumeration Documentation

enum BremRecoveryClusterAlgo::VerbosityLevel

Enumerator
pDEBUG
pWARNING
pINFO
pERROR

Definition at line 26 of file BremRecoveryClusterAlgo.h.

{ pDEBUG = 0, pWARNING = 1, pINFO = 2, pERROR = 3 }; 

Constructor & Destructor Documentation

BremRecoveryClusterAlgo::BremRecoveryClusterAlgo ( double  eb_sc_road_etasize = 0.06, double  eb_sc_road_phisize = 0.80, double  ec_sc_road_etasize = 0.14, double  ec_sc_road_phisize = 0.40, double  theSeedTransverseEnergyThreshold = 0.40, VerbosityLevel  the_verbosity = pERROR  )

inline

Definition at line 28 of file BremRecoveryClusterAlgo.h.

References eb_rdeta_, eb_rdphi_, ec_rdeta_, ec_rdphi_, seedTransverseEnergyThreshold, and verbosity.

    {
      // e*_rdeta_ and e*_rdphi_ are half the total window 
      // because they correspond to one direction (positive or negative)
      eb_rdeta_ = eb_sc_road_etasize / 2;
      eb_rdphi_ = eb_sc_road_phisize / 2;
      ec_rdeta_ = ec_sc_road_etasize / 2;
      ec_rdphi_ = ec_sc_road_phisize / 2;

      seedTransverseEnergyThreshold = theSeedTransverseEnergyThreshold;
      verbosity = the_verbosity;
    }

Member Function Documentation

void BremRecoveryClusterAlgo::makeIslandSuperClusters ( reco::CaloClusterPtrVector &  clusters_v, double  etaRoad, double  phiRoad  )

private

Definition at line 42 of file BremRecoveryClusterAlgo.cc.

References edm::PtrVector< T >::begin(), edm::PtrVectorBase::clear(), gather_cfg::cout, edm::PtrVector< T >::end(), match(), pINFO, edm::PtrVector< T >::push_back(), seedTransverseEnergyThreshold, funct::sin(), superclusters_v, and verbosity.

Referenced by makeSuperClusters(), and setVerbosity().

{

  for ( reco::CaloCluster_iterator currentSeed = clusters_v.begin(); currentSeed != clusters_v.end(); ++currentSeed)
    {
      // Does our highest energy cluster have high enough energy?
      if ((*currentSeed)->energy() * sin((*currentSeed)->position().theta()) < seedTransverseEnergyThreshold) break;

      // if yes, make it a seed for a new SuperCluster:
      double energy_ = (*currentSeed)->energy();
      math::XYZVector position_((*currentSeed)->position().X(), 
                (*currentSeed)->position().Y(), 
                (*currentSeed)->position().Z());
      position_ *= energy_;

      if (verbosity <= pINFO)
    {
      std::cout << "*****************************" << std::endl;
      std::cout << "******NEW SUPERCLUSTER*******" << std::endl;
      std::cout << "Seed R = " << (*currentSeed)->position().Rho() << std::endl;
    }

      // and add the matching clusters:
      reco::CaloClusterPtrVector constituentClusters;
      constituentClusters.push_back( *currentSeed );
      reco::CaloCluster_iterator currentCluster = currentSeed + 1;
      while (currentCluster != clusters_v.end())
    {
      if (match(*currentSeed, *currentCluster, etaRoad, phiRoad))
        {
          constituentClusters.push_back(*currentCluster);
          energy_   += (*currentCluster)->energy();
          position_ += (*currentCluster)->energy() * math::XYZVector((*currentCluster)->position().X(), 
                                     (*currentCluster)->position().Y(), 
                                     (*currentCluster)->position().Z()); 
          if (verbosity <= pINFO) 
        {
          std::cout << "Cluster R = " << (*currentCluster)->position().Rho() << std::endl;
        }

            }
          ++currentCluster;
    }

      position_ /= energy_;

      if (verbosity <= pINFO)
    {
      std::cout << "Final SuperCluster R = " << position_.Rho() << std::endl;
    }

      reco::SuperCluster newSuperCluster(energy_, 
                     math::XYZPoint(position_.X(), position_.Y(), position_.Z()), 
                     (*currentSeed), 
                     constituentClusters);

      superclusters_v.push_back(newSuperCluster);

      if (verbosity <= pINFO)
    {
      std::cout << "created a new supercluster of: " << std::endl;
      std::cout << "Energy = " << newSuperCluster.energy() << std::endl;
      std::cout << "Position in (R, phi, theta) = (" 
            << newSuperCluster.position().Rho() << ", " 
            << newSuperCluster.position().phi() << ", "
            << newSuperCluster.position().theta() << ")" << std::endl;
    }
    }
  clusters_v.clear();
}

reco::SuperClusterCollection BremRecoveryClusterAlgo::makeSuperClusters

(

reco::CaloClusterPtrVector &

clusters

)

Definition at line 5 of file BremRecoveryClusterAlgo.cc.

References edm::PtrVector< T >::begin(), eb_rdeta_, eb_rdphi_, ec_rdeta_, ec_rdphi_, edm::PtrVector< T >::end(), reco::CaloCluster::island, makeIslandSuperClusters(), edm::PtrVector< T >::push_back(), and superclusters_v.

Referenced by setVerbosity().

{
  const float etaBorder = 1.479;

  superclusters_v.clear();
  
  // create vectors of references to clusters of a specific origin...
  reco::CaloClusterPtrVector islandClustersBarrel_v;
  reco::CaloClusterPtrVector islandClustersEndCap_v;

  // ...and populate them:
  for (reco::CaloCluster_iterator it = clustersCollection.begin(); it != clustersCollection.end(); it++)
    {
      reco::CaloClusterPtr cluster_p = *it;
      if (cluster_p->algo() == reco::CaloCluster::island) 
      {
      if (fabs(cluster_p->position().eta()) < etaBorder)
        {
          islandClustersBarrel_v.push_back(cluster_p);
        }
      else
        {
          islandClustersEndCap_v.push_back(cluster_p);
        }
      }
    }

  // make the superclusters from the Barrel clusters - Island
  makeIslandSuperClusters(islandClustersBarrel_v, eb_rdeta_, eb_rdphi_);
  // make the superclusters from the EndCap clusters - Island
  makeIslandSuperClusters(islandClustersEndCap_v, ec_rdeta_, ec_rdphi_);

  return superclusters_v;
}

bool BremRecoveryClusterAlgo::match ( reco::CaloClusterPtr  seed_p, reco::CaloClusterPtr  cluster_p, double  etaRoad, double  phiRoad  )

private

Definition at line 115 of file BremRecoveryClusterAlgo.cc.

References funct::cos().

Referenced by makeIslandSuperClusters(), and setVerbosity().

{
  math::XYZPoint clusterPosition = cluster_p->position();
  math::XYZPoint seedPosition = seed_p->position();

  double dPhi = acos(cos(seedPosition.phi() - clusterPosition.phi()));
 
  double dEta = fabs(seedPosition.eta() - clusterPosition.eta());
 
  if (dEta > dEtaMax) return false;
  if (dPhi > dPhiMax) return false;

  return true;
}

void BremRecoveryClusterAlgo::setVerbosity ( VerbosityLevel  the_verbosity )

inline

Definition at line 47 of file BremRecoveryClusterAlgo.h.

References fastPrimaryVertexProducer_cfi::clusters, makeIslandSuperClusters(), makeSuperClusters(), match(), and verbosity.

    {
      verbosity = the_verbosity;
    }

Member Data Documentation

double BremRecoveryClusterAlgo::eb_rdeta_

private

Definition at line 70 of file BremRecoveryClusterAlgo.h.

Referenced by BremRecoveryClusterAlgo(), and makeSuperClusters().

double BremRecoveryClusterAlgo::eb_rdphi_

private

Definition at line 71 of file BremRecoveryClusterAlgo.h.

Referenced by BremRecoveryClusterAlgo(), and makeSuperClusters().

double BremRecoveryClusterAlgo::ec_rdeta_

private

Definition at line 72 of file BremRecoveryClusterAlgo.h.

Referenced by BremRecoveryClusterAlgo(), and makeSuperClusters().

double BremRecoveryClusterAlgo::ec_rdphi_

private

Definition at line 73 of file BremRecoveryClusterAlgo.h.

Referenced by BremRecoveryClusterAlgo(), and makeSuperClusters().

double BremRecoveryClusterAlgo::seedTransverseEnergyThreshold

private

Definition at line 75 of file BremRecoveryClusterAlgo.h.

Referenced by BremRecoveryClusterAlgo(), and makeIslandSuperClusters().

reco::SuperClusterCollection BremRecoveryClusterAlgo::superclusters_v

private

Definition at line 77 of file BremRecoveryClusterAlgo.h.

Referenced by makeIslandSuperClusters(), and makeSuperClusters().

VerbosityLevel BremRecoveryClusterAlgo::verbosity

private

Definition at line 68 of file BremRecoveryClusterAlgo.h.

Referenced by BremRecoveryClusterAlgo(), makeIslandSuperClusters(), and setVerbosity().