Producer for particle flow rechits (PFRecHit) in HCAL. More...

#include <PFRecHitProducerHCAL.h>

Inheritance diagram for PFRecHitProducerHCAL:

Public Member Functions
	PFRecHitProducerHCAL (const edm::ParameterSet &)
	~PFRecHitProducerHCAL ()
Private Member Functions
reco::PFRecHit *	createHcalRecHit (const DetId &detid, double energy, PFLayer::Layer layer, const CaloSubdetectorGeometry *geom, unsigned newDetId=0)
void	createRecHits (std::vector< reco::PFRecHit > &rechits, std::vector< reco::PFRecHit > &rechitsCleaned, edm::Event &, const edm::EventSetup &)
void	findRecHitNeighbours (reco::PFRecHit &rh, const std::map< unsigned, unsigned > &sortedHits, const CaloSubdetectorTopology &barrelTopo, const CaloSubdetectorGeometry &barrelGeom, const CaloSubdetectorTopology &endcapTopo, const CaloSubdetectorGeometry &endcapGeom)
void	findRecHitNeighboursCT (reco::PFRecHit &rh, const std::map< unsigned, unsigned > &sortedHits, const CaloSubdetectorTopology &topology)
DetId	getNorth (const DetId &id, const CaloSubdetectorTopology &topology)
DetId	getSouth (const DetId &id, const CaloSubdetectorTopology &topology)
Private Attributes
bool	applyLongShortDPG_
bool	applyPulseDPG_
bool	applyTimeDPG_
bool	ECAL_Compensate_
double	ECAL_Compensation_
unsigned int	ECAL_Dead_Code_
double	ECAL_Threshold_
double	EM_Depth_
double	HAD_Depth_
bool	HCAL_Calib_
float	HCAL_Calib_29
bool	HF_Calib_
float	HF_Calib_29
edm::InputTag	inputTagCaloTowers_
edm::InputTag	inputTagHcalRecHitsHBHE_
edm::InputTag	inputTagHcalRecHitsHF_
double	longFibre_Cut
double	longFibre_Fraction
double	longShortFibre_Cut
double	maxLongTiming_Cut
double	maxShortTiming_Cut
double	minLongTiming_Cut
double	minShortTiming_Cut
bool	navigation_HF_
double	shortFibre_Cut
double	shortFibre_Fraction
double	thresh_HF_
	threshold for HF
double	weight_HFem_
double	weight_HFhad_

Detailed Description

Producer for particle flow rechits (PFRecHit) in HCAL.

Author:: Colin Bernet

Date:: february 2008

Definition at line 33 of file PFRecHitProducerHCAL.h.

Constructor & Destructor Documentation

PFRecHitProducerHCAL::PFRecHitProducerHCAL ( const edm::ParameterSet & iConfig ) [explicit]

Definition at line 41 of file PFRecHitProducerHCAL.cc.

References applyLongShortDPG_, applyPulseDPG_, applyTimeDPG_, ECAL_Compensate_, ECAL_Compensation_, ECAL_Dead_Code_, ECAL_Threshold_, EM_Depth_, edm::ParameterSet::getParameter(), HAD_Depth_, HCAL_Calib_, HCAL_Calib_29, HF_Calib_, HF_Calib_29, inputTagCaloTowers_, inputTagHcalRecHitsHBHE_, inputTagHcalRecHitsHF_, longFibre_Cut, longFibre_Fraction, longShortFibre_Cut, maxLongTiming_Cut, maxShortTiming_Cut, minLongTiming_Cut, minShortTiming_Cut, navigation_HF_, shortFibre_Cut, shortFibre_Fraction, thresh_HF_, weight_HFem_, and weight_HFhad_.

  : PFRecHitProducer( iConfig ) 
{

 

  // access to the collections of rechits 

  
  inputTagHcalRecHitsHBHE_ =
    iConfig.getParameter<InputTag>("hcalRecHitsHBHE");
    
  inputTagHcalRecHitsHF_ =
    iConfig.getParameter<InputTag>("hcalRecHitsHF");
    
 
  inputTagCaloTowers_ = 
    iConfig.getParameter<InputTag>("caloTowers");
   
  thresh_HF_ = 
    iConfig.getParameter<double>("thresh_HF");
  navigation_HF_ = 
    iConfig.getParameter<bool>("navigation_HF");
  weight_HFem_ =
    iConfig.getParameter<double>("weight_HFem");
  weight_HFhad_ =
    iConfig.getParameter<double>("weight_HFhad");

  HCAL_Calib_ =
    iConfig.getParameter<bool>("HCAL_Calib");
  HF_Calib_ =
    iConfig.getParameter<bool>("HF_Calib");
  HCAL_Calib_29 = 
    iConfig.getParameter<double>("HCAL_Calib_29");
  HF_Calib_29 = 
    iConfig.getParameter<double>("HF_Calib_29");

  shortFibre_Cut = iConfig.getParameter<double>("ShortFibre_Cut");
  longFibre_Fraction = iConfig.getParameter<double>("LongFibre_Fraction");

  longFibre_Cut = iConfig.getParameter<double>("LongFibre_Cut");
  shortFibre_Fraction = iConfig.getParameter<double>("ShortFibre_Fraction");

  applyLongShortDPG_ = iConfig.getParameter<bool>("ApplyLongShortDPG");

  longShortFibre_Cut = iConfig.getParameter<double>("LongShortFibre_Cut");
  minShortTiming_Cut = iConfig.getParameter<double>("MinShortTiming_Cut");
  maxShortTiming_Cut = iConfig.getParameter<double>("MaxShortTiming_Cut");
  minLongTiming_Cut = iConfig.getParameter<double>("MinLongTiming_Cut");
  maxLongTiming_Cut = iConfig.getParameter<double>("MaxLongTiming_Cut");

  applyTimeDPG_ = iConfig.getParameter<bool>("ApplyTimeDPG");
  applyPulseDPG_ = iConfig.getParameter<bool>("ApplyPulseDPG");

  ECAL_Compensate_ = iConfig.getParameter<bool>("ECAL_Compensate");
  ECAL_Threshold_ = iConfig.getParameter<double>("ECAL_Threshold");
  ECAL_Compensation_ = iConfig.getParameter<double>("ECAL_Compensation");
  ECAL_Dead_Code_ = iConfig.getParameter<unsigned int>("ECAL_Dead_Code");

  EM_Depth_ = iConfig.getParameter<double>("EM_Depth");
  HAD_Depth_ = iConfig.getParameter<double>("HAD_Depth");

  //--ab
  produces<reco::PFRecHitCollection>("HFHAD").setBranchAlias("HFHADRecHits");
  produces<reco::PFRecHitCollection>("HFEM").setBranchAlias("HFEMRecHits");
  //--ab
}

PFRecHitProducerHCAL::~PFRecHitProducerHCAL ( )

Definition at line 111 of file PFRecHitProducerHCAL.cc.

{}

Member Function Documentation

reco::PFRecHit * PFRecHitProducerHCAL::createHcalRecHit	(	const DetId &	detid,
		double	energy,
		PFLayer::Layer	layer,
		const CaloSubdetectorGeometry *	geom,
		unsigned	newDetId = `0`
	)		`[private]`

Definition at line 1014 of file PFRecHitProducerHCAL.cc.

References cond::rpcobgas::detid, EM_Depth_, CaloCellGeometry::getCorners(), CaloSubdetectorGeometry::getGeometry(), CaloCellGeometry::getPosition(), HAD_Depth_, PFLayer::HF_EM, PFLayer::HF_HAD, position, DetId::rawId(), reco::PFRecHit::setNECorner(), reco::PFRecHit::setNWCorner(), reco::PFRecHit::setSECorner(), reco::PFRecHit::setSWCorner(), PV3DBase< T, PVType, FrameType >::x(), x, PV3DBase< T, PVType, FrameType >::y(), detailsBasic3DVector::y, PV3DBase< T, PVType, FrameType >::z(), and z.

                                                            {
  
  const CaloCellGeometry *thisCell = geom->getGeometry(detid);
  if(!thisCell) {
    edm::LogError("PFRecHitProducerHCAL")
      <<"warning detid "<<detid.rawId()<<" not found in layer "
      <<layer<<endl;
    return 0;
  }
  
  const GlobalPoint& position = thisCell->getPosition();
  
  double depth_correction = 0.;
  switch ( layer ) { 
  case PFLayer::HF_EM:
    depth_correction = position.z() > 0. ? EM_Depth_ : -EM_Depth_;
    break;
  case PFLayer::HF_HAD:
    depth_correction = position.z() > 0. ? HAD_Depth_ : -HAD_Depth_;
    break;
  default:
    break;
  }

  unsigned id = detid;
  if(newDetId) id = newDetId;
  reco::PFRecHit *rh = 
    new reco::PFRecHit( id,  layer, energy, 
                        position.x(), position.y(), position.z()+depth_correction, 
                        0,0,0 );
 
  
  
  
  // set the corners
  const CaloCellGeometry::CornersVec& corners = thisCell->getCorners();

  assert( corners.size() == 8 );

  rh->setNECorner( corners[0].x(), corners[0].y(),  corners[0].z()+depth_correction );
  rh->setSECorner( corners[1].x(), corners[1].y(),  corners[1].z()+depth_correction );
  rh->setSWCorner( corners[2].x(), corners[2].y(),  corners[2].z()+depth_correction );
  rh->setNWCorner( corners[3].x(), corners[3].y(),  corners[3].z()+depth_correction );
 
  return rh;
}

void PFRecHitProducerHCAL::createRecHits	(	std::vector< reco::PFRecHit > &	rechits,
		std::vector< reco::PFRecHit > &	rechitsCleaned,
		edm::Event &	,
		const edm::EventSetup &
	)		`[private, virtual]`

gets hcal barrel and endcap rechits, translate them to PFRecHits, which are stored in the rechits vector

Implements PFRecHitProducer.

void PFRecHitProducerHCAL::findRecHitNeighbours	(	reco::PFRecHit &	rh,
		const std::map< unsigned, unsigned > &	sortedHits,
		const CaloSubdetectorTopology &	barrelTopo,
		const CaloSubdetectorGeometry &	barrelGeom,
		const CaloSubdetectorTopology &	endcapTopo,
		const CaloSubdetectorGeometry &	endcapGeom
	)		`[private]`

find and set the neighbours to a given rechit this works for ecal, hcal, ps

void PFRecHitProducerHCAL::findRecHitNeighboursCT	(	reco::PFRecHit &	rh,
		const std::map< unsigned, unsigned > &	sortedHits,
		const CaloSubdetectorTopology &	topology
	)		`[private]`

find and set the neighbours to a given rechit this works for hcal CaloTowers. Should be possible to have a single function for all detectors

Definition at line 1194 of file PFRecHitProducerHCAL.cc.

References reco::PFRecHit::add4Neighbour(), reco::PFRecHit::add8Neighbour(), reco::PFRecHit::detId(), CaloSubdetectorTopology::east(), PFLayer::HF_EM, PFLayer::HF_HAD, i, reco::PFRecHit::layer(), CaloSubdetectorTopology::north(), DetId::rawId(), CaloSubdetectorTopology::south(), and CaloSubdetectorTopology::west().

                                            {
  //cout<<"------PFRecHitProducerHcaL:findRecHitNeighboursCT navigation value "<<navigation_HF_<<endl;
  //  cout<<"----------- rechit print out"<<endl;
  // if(( rh.layer() == PFLayer::HF_HAD )||(rh.layer() == PFLayer::HF_EM)) {  
    
  //    cout<<rh<<endl;
    //  }
  if(navigation_HF_ == false){
    if( rh.layer() == PFLayer::HF_HAD )
      return;
    if( rh.layer() == PFLayer::HF_EM )
      return;
  }
  CaloTowerDetId ctDetId( rh.detId() );
    

  vector<DetId> northids = topology.north(ctDetId);
  vector<DetId> westids = topology.west(ctDetId);
  vector<DetId> southids = topology.south(ctDetId);
  vector<DetId> eastids = topology.east(ctDetId);


  CaloTowerDetId badId;

  // all the following detids will be CaloTowerDetId
  CaloTowerDetId north;
  CaloTowerDetId northwest;
  CaloTowerDetId northwest2;
  CaloTowerDetId west;
  CaloTowerDetId west2;
  CaloTowerDetId southwest;
  CaloTowerDetId southwest2;
  CaloTowerDetId south;
  CaloTowerDetId southeast;
  CaloTowerDetId southeast2;
  CaloTowerDetId east;
  CaloTowerDetId east2;
  CaloTowerDetId northeast;
  CaloTowerDetId northeast2;
  
  // for north and south, there is no ambiguity : 1 or 0 neighbours
  
  switch( northids.size() ) {
  case 0: 
    break;
  case 1: 
    north = northids[0];
    break;
  default:
  stringstream err("PFRecHitProducerHCAL::findRecHitNeighboursCT : incorrect number of neighbours north: "); 
    err<<northids.size();
    throw( err.str() ); 
  }

  switch( southids.size() ) {
  case 0: 
    break;
  case 1: 
    south = southids[0];
    break;
  default:
  stringstream err("PFRecHitProducerHCAL::findRecHitNeighboursCT : incorrect number of neighbours south: "); 
    err<<southids.size();
    throw( err.str() ); 
  }
  
  // for east and west, one must take care 
  // of the pitch change in HCAL endcap.

  switch( eastids.size() ) {
  case 0: 
    break;
  case 1: 
    east = eastids[0];
    northeast = getNorth(east, topology);
    southeast = getSouth(east, topology);
    break;
  case 2:  
    // in this case, 0 is more on the north than 1
    east = eastids[0];
    east2 = eastids[1];
    northeast = getNorth(east, topology );
    southeast = getSouth(east2, topology);    
    northeast2 = getNorth(northeast, topology );
    southeast2 = getSouth(southeast, topology);    
    break;
  default:
  stringstream err("PFRecHitProducerHCAL::findRecHitNeighboursCT : incorrect number of neighbours eastids: "); 
    err<<eastids.size();
    throw( err.str() ); 
  }
  
  
  switch( westids.size() ) {
  case 0: 
    break;
  case 1: 
    west = westids[0];
    northwest = getNorth(west, topology);
    southwest = getSouth(west, topology);
    break;
  case 2:  
    // in this case, 0 is more on the north than 1
    west = westids[0];
    west2 = westids[1];
    northwest = getNorth(west, topology );
    southwest = getSouth(west2, topology );    
    northwest2 = getNorth(northwest, topology );
    southwest2 = getSouth(southwest, topology );    
    break;
  default:
  stringstream err("PFRecHitProducerHCAL::findRecHitNeighboursCT : incorrect number of neighbours westids: "); 
    err<< westids.size();
    throw( err.str() ); 
  }




  // find and set neighbours
    
  IDH i = sortedHits.find( north.rawId() );
  if(i != sortedHits.end() ) 
    rh.add4Neighbour( i->second );
  
  i = sortedHits.find( northeast.rawId() );
  if(i != sortedHits.end() ) 
    rh.add8Neighbour( i->second );
  
  i = sortedHits.find( northeast2.rawId() );
  if(i != sortedHits.end() ) 
    rh.add8Neighbour( i->second );
  
  i = sortedHits.find( south.rawId() );
  if(i != sortedHits.end() ) 
    rh.add4Neighbour( i->second );
    
  i = sortedHits.find( southwest.rawId() );
  if(i != sortedHits.end() ) 
    rh.add8Neighbour( i->second );
    
  i = sortedHits.find( southwest2.rawId() );
  if(i != sortedHits.end() ) 
    rh.add8Neighbour( i->second );
    
  i = sortedHits.find( east.rawId() );
  if(i != sortedHits.end() ) 
    rh.add4Neighbour( i->second );
    
  i = sortedHits.find( east2.rawId() );
  if(i != sortedHits.end() ) 
    rh.add4Neighbour( i->second );
    
  i = sortedHits.find( southeast.rawId() );
  if(i != sortedHits.end() ) 
    rh.add8Neighbour( i->second );
    
  i = sortedHits.find( southeast2.rawId() );
  if(i != sortedHits.end() ) 
    rh.add8Neighbour( i->second );
    
  i = sortedHits.find( west.rawId() );
  if(i != sortedHits.end() ) 
     rh.add4Neighbour( i->second );
   
  i = sortedHits.find( west2.rawId() );
  if(i != sortedHits.end() ) 
     rh.add4Neighbour( i->second );
   
  i = sortedHits.find( northwest.rawId() );
  if(i != sortedHits.end() ) 
    rh.add8Neighbour( i->second );

  i = sortedHits.find( northwest2.rawId() );
  if(i != sortedHits.end() ) 
    rh.add8Neighbour( i->second );

  //  cout<<"----------- rechit print out"<<endl;
  // if(( rh.layer() == PFLayer::HF_HAD )||(rh.layer() == PFLayer::HF_EM)) {  
    
  //   cout<<rh<<endl;
    //  }
}

DetId PFRecHitProducerHCAL::getNorth	(	const DetId &	id,
		const CaloSubdetectorTopology &	topology
	)		`[private]`

Definition at line 1397 of file PFRecHitProducerHCAL.cc.

References CaloSubdetectorTopology::north().

                                                                        {

  DetId north;
  vector<DetId> nids = topology.north(id);
  if(nids.size() == 1)
    north = nids[0];
  
  return north;
}

DetId PFRecHitProducerHCAL::getSouth	(	const DetId &	id,
		const CaloSubdetectorTopology &	topology
	)		`[private]`

Definition at line 1383 of file PFRecHitProducerHCAL.cc.

References CaloSubdetectorTopology::south().

                                                                        {

  DetId south;
  vector<DetId> sids = topology.south(id);
  if(sids.size() == 1)
    south = sids[0];
  
  return south;
}