SimG4HcalHitJetFinder Class Reference

#include <SimG4HcalHitJetFinder.h>

Public Member Functions
std::vector< SimG4HcalHitCluster > *	getClusters (bool)
double	rDist (const double, const double, const double, const double) const
double	rDist (const SimG4HcalHitCluster *, const CaloHit *) const
void	setCone (double)
void	setInput (std::vector< CaloHit > *)
	SimG4HcalHitJetFinder (double cone=0.5)
virtual	~SimG4HcalHitJetFinder ()

Private Attributes
std::vector< SimG4HcalHitCluster >	clusvector
std::vector< CaloHit >	input
double	jetcone

Detailed Description

Definition at line 13 of file SimG4HcalHitJetFinder.h.

Constructor & Destructor Documentation

SimG4HcalHitJetFinder()

SimG4HcalHitJetFinder::SimG4HcalHitJetFinder

(

double

cone = 0.5

)

Definition at line 13 of file SimG4HcalHitJetFinder.cc.

: jetcone(cone) {}

~SimG4HcalHitJetFinder()

SimG4HcalHitJetFinder::~SimG4HcalHitJetFinder ( )

virtual

Definition at line 15 of file SimG4HcalHitJetFinder.cc.

{ edm::LogInfo("ValidHcal") << "SimG4HcalHitJetFinder:: Deleting"; }

Member Function Documentation

getClusters()

std::vector< SimG4HcalHitCluster > * SimG4HcalHitJetFinder::getClusters

(

bool

hcal_only

)

Definition at line 21 of file SimG4HcalHitJetFinder.cc.

                                                                                 {
  clusvector.erase(clusvector.begin(), clusvector.end());
  if (input.empty()) {
    return &clusvector;
  }
 
  std::vector<CaloHit>::iterator itr;
  for (itr = input.begin(); itr != input.end(); itr++) {
    edm::LogVerbatim("ValidHcal") << "HcalHitJetFinder::getClusters_1 - input :  e " << itr->e() << "  eta "
                                  << itr->eta() << "  phi " << itr->phi() << "  subdet " << itr->det();
  }
 
  sort(input.begin(), input.end());  // sort input in descending order
 
  for (itr = input.begin(); itr != input.end(); itr++) {
    edm::LogVerbatim("ValidHcal") << "HcalHitJetFinder::getClusters_2 - input :  e " << itr->e() << "  eta "
                                  << itr->eta() << "  phi " << itr->phi() << "  subdet " << itr->det();
  }
 
  std::vector<SimG4HcalHitCluster> temp;  // dummy container for clusters
 
  //  first input hit -> first cluster
 
  CaloHit hit;
  SimG4HcalHitCluster cluster;
 
  std::vector<CaloHit>::iterator itr_hits;
 
  int j, first_seed = 0;
  for (j = 0, itr_hits = input.begin(); itr_hits != input.end(); j++, itr_hits++) {
    int h_type = itr_hits->det();  // if desired HCAL hits (only) clusterfinding
    if (((h_type == static_cast<int>(HcalBarrel) || h_type == static_cast<int>(HcalEndcap) ||
          h_type == static_cast<int>(HcalForward)) &&
         hcal_only) ||
        (!hcal_only)) {
      cluster += input[j];
      edm::LogVerbatim("ValidHcal") << "HcalHitJetFinder:: First seed hit ..................\n" << (*itr_hits);
      first_seed = j;
      break;
    }
  }
 
  temp.push_back(cluster);
 
  std::vector<SimG4HcalHitCluster>::iterator itr_clus;
 
  for (j = 0, itr_hits = input.begin(); itr_hits != input.end(); j++, itr_hits++) {
    int h_type = itr_hits->det();  // if desired HCAL hits (only) clusterfinding
    if ((((h_type == static_cast<int>(HcalBarrel) || h_type == static_cast<int>(HcalEndcap) ||
           h_type == static_cast<int>(HcalForward)) &&
          hcal_only) ||
         (!hcal_only)) &&
        (j != first_seed)) {
      edm::LogVerbatim("ValidHcal") << "HcalHitJetFinder:: ........... Consider hit ..................\n"
                                    << (*itr_hits);
 
      int incl = 0;  // if the hit is included in one of clusters
 
      int iclus;
      for (itr_clus = temp.begin(), iclus = 0; itr_clus != temp.end(); itr_clus++, iclus++) {
        edm::LogVerbatim("ValidHcal") << "HcalHitJetFinder::=======> Cluster " << iclus << "\n" << (*itr_clus);
 
        double d = rDist(&(*itr_clus), &(*itr_hits));
        if (d < jetcone) {
          edm::LogVerbatim("ValidHcal") << "HcalHitJetFinder:: -> associated ... ";
          temp[iclus] += *itr_hits;
          incl = 1;
          break;
        }
      }
 
      // to here jumps "break"
      if (incl == 0) {
        SimG4HcalHitCluster cl;
        cl += *itr_hits;
        temp.push_back(cl);
        edm::LogVerbatim("ValidHcal") << "HcalHitJetFinder:: ************ NEW CLUSTER !\n" << cl;
      }
    }
  }
 
  clusvector = temp;
  return &clusvector;
}

References GetRecoTauVFromDQM_MC_cff::cl, clusvector, ztail::d, HcalBarrel, HcalEndcap, HcalForward, input, dqmiolumiharvest::j, jetcone, rDist(), jetUpdater_cfi::sort, and groupFilesInBlocks::temp.

Referenced by SimG4HcalValidation::jetAnalysis().

rDist() [1/2]

double SimG4HcalHitJetFinder::rDist	(	const double	etac,
		const double	phic,
		const double	etah,
		const double	phih
	)		const

Definition at line 116 of file SimG4HcalHitJetFinder.cc.

                                                                                                                    {
  double delta_eta = etac - etah;
  double delta_phi = phic - phih;
 
  if (phic < phih)
    delta_phi = phih - phic;
  if (delta_phi > M_PI)
    delta_phi = 2 * M_PI - delta_phi;
 
  double tmp = sqrt(delta_eta * delta_eta + delta_phi * delta_phi);
 
  edm::LogVerbatim("ValidHcal") << "HcalHitJetFinder::rDist:\n Clus. eta, phi = " << etac << " " << phic
                                << "\n hit   eta, phi = " << etah << " " << phih << " rDist = " << tmp;
 
  return tmp;
}

References HLT_FULL_cff::delta_eta, HLT_FULL_cff::delta_phi, M_PI, mathSSE::sqrt(), and createJobs::tmp.

rDist() [2/2]

double SimG4HcalHitJetFinder::rDist	(	const SimG4HcalHitCluster *	cluster,
		const CaloHit *	hit
	)		const

Definition at line 106 of file SimG4HcalHitJetFinder.cc.

                                                                                                {
  double etac = cluster->eta();
  double phic = cluster->phi();
 
  double etah = hit->eta();
  double phih = hit->phi();
 
  return rDist(etac, phic, etah, phih);
}

References SimG4HcalHitCluster::eta(), and SimG4HcalHitCluster::phi().

Referenced by SimG4HcalValidation::collectEnergyRdir(), getClusters(), and SimG4HcalValidation::jetAnalysis().

setCone()

void SimG4HcalHitJetFinder::setCone

(

double

cone

)

Definition at line 17 of file SimG4HcalHitJetFinder.cc.

{ jetcone = cone; }

References jetcone.

setInput()

void SimG4HcalHitJetFinder::setInput

(

std::vector< CaloHit > *

hhit

)

Definition at line 19 of file SimG4HcalHitJetFinder.cc.

{ input = *hhit; }

References input.

Referenced by SimG4HcalValidation::jetAnalysis().

Member Data Documentation

clusvector

std::vector<SimG4HcalHitCluster> SimG4HcalHitJetFinder::clusvector

private

Definition at line 27 of file SimG4HcalHitJetFinder.h.

Referenced by getClusters().

input

std::vector<CaloHit> SimG4HcalHitJetFinder::input

private

Definition at line 26 of file SimG4HcalHitJetFinder.h.

Referenced by getClusters(), and setInput().

jetcone

double SimG4HcalHitJetFinder::jetcone

private

Definition at line 25 of file SimG4HcalHitJetFinder.h.

Referenced by getClusters(), and setCone().