#include <EBDetId.h>

Inheritance diagram for EBDetId:

Public Types
enum	{ Subdet = EcalBarrel }
enum	{ kSizeForDenseIndexing = MAX_HASH + 1 }
Public Member Functions
float	approxEta () const
uint32_t	denseIndex () const
	EBDetId ()
	EBDetId (const DetId &id)
	EBDetId (uint32_t rawid)
	EBDetId (int index1, int index2, int mode=ETAPHIMODE)
int	hashedIndex () const
	get a compact index for arrays
int	ic () const
	get ECAL/crystal number inside SM
int	ieta () const
	get the crystal ieta
int	ietaAbs () const
	get the absolute value of the crystal ieta
int	ietaSM () const
	get the crystal ieta in the SM convention (1-85)
int	im () const
	get the number of module inside the SM (1-4)
int	iphi () const
	get the crystal iphi
int	iphiSM () const
	get the crystal iphi (1-20)
int	ism () const
	get the ECAL/SM id
int	numberByEtaPhi () const
int	numberBySM () const
EBDetId	offsetBy (int nrStepsEta, int nrStepsPhi) const
EBDetId &	operator= (const DetId &id)
bool	positiveZ () const
EBDetId	switchZSide () const
EcalTrigTowerDetId	tower () const
	get the HCAL/trigger iphi of this crystal
int	tower_ieta () const
	get the HCAL/trigger ieta of this crystal
int	tower_iphi () const
	get the HCAL/trigger iphi of this crystal
int	zside () const
	get the z-side of the crystal (1/-1)
Static Public Member Functions
static float	approxEta (const DetId id)
static EBDetId	detIdFromDenseIndex (uint32_t di)
static int	distanceEta (const EBDetId &a, const EBDetId &b)
static int	distancePhi (const EBDetId &a, const EBDetId &b)
static bool	isNextToBoundary (EBDetId id)
static bool	isNextToEtaBoundary (EBDetId id)
static bool	isNextToPhiBoundary (EBDetId id)
static DetId	offsetBy (const DetId startId, int nrStepsEta, int nrStepsPhi)
static EcalSubdetector	subdet ()
	get the subdetector .i.e EcalBarrel (what else?)
static DetId	switchZSide (const DetId startId)
static EBDetId	unhashIndex (int hi)
	get a DetId from a compact index for arrays
static bool	validDenseIndex (uint32_t din)
static bool	validDetId (int i, int j)
	check if a valid index combination
static bool	validHashIndex (int i)
Static Public Attributes
static const float	crystalUnitToEta = 0.017453292519943295
static const int	ETAPHIMODE = 0
static const int	kChannelsPerCard = 5
static const int	kCrystalsInEta = 85
static const int	kCrystalsInPhi = 20
static const int	kCrystalsPerSM = 1700
static const int	kModuleBoundaries [4] = { 25, 45, 65, 85 }
static const int	kModulesPerSM = 4
static const int	kTowersInPhi = 4
static const int	MAX_C = kCrystalsPerSM
static const int	MAX_HASH = 2MAX_IPHIMAX_IETA-1
static const int	MAX_IETA = 85
static const int	MAX_IPHI = 360
static const int	MAX_SM = 36
static const int	MIN_C = 1
static const int	MIN_HASH = 0
static const int	MIN_IETA = 1
	range constants
static const int	MIN_IPHI = 1
static const int	MIN_SM = 1
static const int	SMCRYSTALMODE = 1

Detailed Description

Crystal identifier class for the ECAL barrel

Id:: EBDetId.h,v 1.27 2010/03/10 00:26:45 ferriff Exp

Definition at line 20 of file EBDetId.h.

Member Enumeration Documentation

anonymous enum

Enumerator:

Subdet

Definition at line 22 of file EBDetId.h.

{ Subdet=EcalBarrel};

anonymous enum

Enumerator:

kSizeForDenseIndexing

Definition at line 141 of file EBDetId.h.

{ kSizeForDenseIndexing = MAX_HASH + 1 } ;

Constructor & Destructor Documentation

EBDetId::EBDetId ( ) [inline]

Constructor of a null id

Definition at line 24 of file EBDetId.h.

Referenced by offsetBy(), switchZSide(), and unhashIndex().

{}

EBDetId::EBDetId ( uint32_t rawid ) [inline]

Constructor from a raw value

Definition at line 26 of file EBDetId.h.

: DetId(rawid) {}

EBDetId::EBDetId	(	int	index1,
		int	index2,
		int	mode = `ETAPHIMODE`
	)

Constructor from crystal ieta and iphi or from SM# and crystal#

Definition at line 20 of file EBDetId.cc.

References ETAPHIMODE, Exception, i, DetId::id_, j, kCrystalsInPhi, SMCRYSTALMODE, and validDetId().

  : DetId(Ecal,EcalBarrel)
{
  int crystal_ieta;
  int crystal_iphi;
  if (mode == ETAPHIMODE) {
    crystal_ieta = index1;
    crystal_iphi = index2;  
  } else if (mode == SMCRYSTALMODE) {
    int SM = index1;
    int crystal = index2;
    int i = (int)  floor((crystal-1) / kCrystalsInPhi);
    int j = ((crystal-1) - (kCrystalsInPhi*i));
    if (SM <= 18) {
      crystal_ieta = i + 1;
      crystal_iphi = ((SM-1) * kCrystalsInPhi) + (kCrystalsInPhi-j);
    } else {
      crystal_ieta = -(i+1);
      crystal_iphi = ((SM-19) * kCrystalsInPhi) + j+1;
    }
  } else {
    throw cms::Exception("InvalidDetId") << "EBDetId:  Cannot create object.  Unknown mode for (int, int) constructor."; 
  }

  if ( !validDetId(crystal_ieta, crystal_iphi) ) {
    //    std::cout << "crystal_eta " << crystal_ieta << "crystal_phi " << crystal_iphi << std::endl;
    throw cms::Exception("InvalidDetId") << "EBDetId:  Cannot create object.  Indexes out of bounds \n" 
                                         << "eta = " << crystal_ieta << " phi = " << crystal_iphi;
  }
  id_|=((crystal_ieta>0)?(0x10000|(crystal_ieta<<9)):((-crystal_ieta)<<9))|(crystal_iphi&0x1FF);
}

EBDetId::EBDetId ( const DetId & id )

Constructor from a generic cell id

Definition at line 52 of file EBDetId.cc.

References DetId::det(), DetId::Ecal, EcalBarrel, Exception, DetId::id_, DetId::null(), DetId::rawId(), and DetId::subdetId().

                                 {
  if (!gen.null() && ( gen.det()!=Ecal || gen.subdetId()!=EcalBarrel )) {
    throw cms::Exception("InvalidDetId");
  }
  id_=gen.rawId();
}

Member Function Documentation

float EBDetId::approxEta ( ) const [inline]

return an approximate values of eta (~0.15% precise)

Definition at line 93 of file EBDetId.h.

References crystalUnitToEta, and ieta().

Referenced by approxEta(), and EcalTools::recHitApproxEt().

{ return ieta() * crystalUnitToEta; }

float EBDetId::approxEta ( const DetId id ) [static]

Definition at line 201 of file EBDetId.cc.

References approxEta(), EcalBarrel, and DetId::subdetId().

                                         {
        if( id.subdetId() == EcalBarrel ) {
                EBDetId ebId( id );
                return ebId.approxEta();
        } else {
                return 0;
        }
}

uint32_t EBDetId::denseIndex ( ) const [inline]

Definition at line 75 of file EBDetId.h.

References hashedIndex().

{ return hashedIndex() ; }

static EBDetId EBDetId::detIdFromDenseIndex ( uint32_t di ) [inline, static]

Definition at line 98 of file EBDetId.h.

References unhashIndex().

Referenced by CaloGenericDetId::CaloGenericDetId(), EBHitResponse::EBHitResponse(), EcalTPSkimmer::produce(), and EBHitResponse::run().

{ return unhashIndex( di ) ; }

int EBDetId::distanceEta	(	const EBDetId &	a,
		const EBDetId &	b
	)		`[static]`

Definition at line 185 of file EBDetId.cc.

References abs, and ieta().

Referenced by EcalClusterSeverityLevelAlgo::closestProblematic(), and EcalClusterSeverityLevelAlgo::etaphiDistanceClosestProblematic().

{
  if (a.ieta() * b.ieta() > 0)
    return abs(a.ieta()-b.ieta());
  else
    return abs(a.ieta()-b.ieta())-1;
}

int EBDetId::distancePhi	(	const EBDetId &	a,
		const EBDetId &	b
	)		`[static]`

Definition at line 193 of file EBDetId.cc.

References abs, and iphi().

Referenced by EcalClusterSeverityLevelAlgo::closestProblematic(), and EcalClusterSeverityLevelAlgo::etaphiDistanceClosestProblematic().

{
  if (abs(a.iphi() -b.iphi()) > 180)
    return abs(a.iphi() - b.iphi()) - 180;
  else
    return abs(a.iphi()-b.iphi());
}

int EBDetId::hashedIndex ( ) const [inline]

get a compact index for arrays

Definition at line 73 of file EBDetId.h.

References numberByEtaPhi().

Referenced by EcalURecHitHists::analyze(), EcalGetLaserData::analyze(), EcalPulseShapeGrapher::analyze(), CaloGeometryHelper::buildCrystalArray(), CaloGeometryHelper::buildNeighbourArray(), popcon::EcalChannelStatusHandler::cosmicsAnalysis(), popcon::EcalChannelStatusHandler::daqOut(), denseIndex(), ecalEnergyInCone(), PFRecHitProducerECAL::ecalNeighbArray(), CalorimetryManager::EMShowerSimulation(), EcalTestDevDB::generateEcalLaserAlphas(), EcalTestDevDB::generateEcalLaserAPDPNRatios(), EcalTestDevDB::generateEcalLaserAPDPNRatiosRef(), CaloGeometryHelper::getNeighbours(), popcon::EcalPedestalsHandler::getNewObjectsP5(), ecalpyutils::hashedIndex(), CalorimetryManager::HDShowerSimulation(), EcalBarrelRecHitsMaker::init(), popcon::EcalChannelStatusHandler::laserAnalysis(), PFRecHitProducerECAL::move(), CaloGeometryHelper::move(), CalorimetryManager::MuonMipSimulation(), popcon::EcalChannelStatusHandler::pedAnalysis(), AlCaIsoTracksProducer::produce(), EcalUncalibRecHitWorkerWeights::run(), EcalUncalibRecHitWorkerGlobal::run(), and EcalUncalibRecHitWorkerRatio::run().

{ return numberByEtaPhi(); }

int EBDetId::ic ( ) const

get ECAL/crystal number inside SM

Definition at line 94 of file EBDetId.cc.

References ietaAbs(), iphi(), kCrystalsInPhi, and zside().

Referenced by EBLaserTask::analyze(), TreeProducerCalibSimul::analyze(), EBTestPulseTask::analyze(), EBCosmicTask::analyze(), EBBeamCaloTask::analyze(), EcalURecHitHists::analyze(), EcalBarrelMonitorModule::analyze(), EcalSimpleTBAnalyzer::analyze(), EcalSimple2007H4TBAnalyzer::analyze(), EBPedestalOnlineTask::analyze(), EEBeamCaloTask::analyze(), EBPedestalTask::analyze(), EBOccupancyTask::analyze(), EBIntegrityTask::analyze(), EcalBarrelRecHitsValidation::analyze(), EBTimingTask::analyze(), popcon::EcalChannelStatusHandler::cosmicsAnalysis(), EcalTBEventHeader::crystalInBeam(), EcalTBReadout::findTTlist(), iphiSM(), popcon::EcalChannelStatusHandler::laserAnalysis(), EcalTBEventHeader::nextCrystalInBeam(), EcalTBEventHeader::nominalCrystalInBeam(), numberBySM(), popcon::EcalChannelStatusHandler::pedAnalysis(), EcalPedOffset::readDACs(), EcalPedHists::readEBdigis(), and EcalUncalibRecHitWorkerFixedAlphaBetaFit::run().

                      {
  int ie = ietaAbs() -1;
  int ip;
  if (zside() < 0) {
    ip = (( iphi() -1 ) % kCrystalsInPhi ) + 1;
  } else {
    ip = kCrystalsInPhi - ((iphi() -1 ) % kCrystalsInPhi );
  }

  return (ie * kCrystalsInPhi) + ip;
}

int EBDetId::ieta ( ) const [inline]

get the crystal ieta

Definition at line 44 of file EBDetId.h.

References ietaAbs(), and zside().

Referenced by PhiSymmetryCalibration::analyze(), HLTAlCaMonPi0::analyze(), TreeProducerCalibSimul::analyze(), EBClusterTaskExtras::analyze(), EBBeamHodoTask::analyze(), EcalRecHitsValidation::analyze(), EcalSimpleTBAnalyzer::analyze(), EcalDigisValidation::analyze(), EcalCosmicsHists::analyze(), EEBeamHodoTask::analyze(), EBRecoSummary::analyze(), JetToDigiDump::analyze(), EcalBarrelRecHitsValidation::analyze(), HLTAlCa::analyze(), EBOccupancyTask::analyze(), EcalBarrelDigisValidation::analyze(), DQMSourceEleCalib::analyze(), EcalTBValidation::analyze(), EBClusterTask::analyze(), EcalMixingModuleValidation::analyze(), DQMSourcePi0::analyze(), EcalSelectiveReadoutValidation::analyzeEB(), approxEta(), HLTEcalResonanceFilter::calcShowerShape(), EcalHaloAlgo::Calculate(), ClusterShapeAlgo::Calculate_BarrelBasketEnergyFraction(), EcalDeadChannelRecoveryAlgos::correct(), EcalGlobalShowerContainmentCorrectionsVsEta::correction(), popcon::EcalChannelStatusHandler::cosmicsAnalysis(), EBSelectiveReadoutTask::dccNum(), distanceEta(), popcon::EcalLaserHandler::dumpBarrelPayload(), InvRingCalib::duringLoop(), Pi0FixedMassWindowCalibration::duringLoop(), ZeeCalibration::duringLoop(), ElectronCalibrationUniv::endJob(), PhiSymmetryCalibration_step2_SM::endJob(), PhiSymmetryCalibration_step2::endJob(), Pi0FixedMassWindowCalibration::endOfJob(), EcalEleCalibLooper::endOfLoop(), Pi0FixedMassWindowCalibration::endOfLoop(), ZeeCalibration::endOfLoop(), AlCaElectronsTest::fillAroundBarrel(), DQMSourceEleCalib::fillAroundBarrel(), MatrixFillMap::fillEBMap(), FastL1Region::FillEMCrystals(), ECALRecHitAnalyzer::FillGeometry(), HLTPi0RecHitsFilter::filter(), EcalRecHitsFilter::filter(), TrackDetMatchInfo::findMaxDeposition(), EcalTBReadout::findTTlist(), CalibrationCluster::get3x3Id(), CalibrationCluster::get5x5Id(), EcalBarrelGeometry::getClosestCell(), EcalClusterTools::getIEta(), PhotonMIPHaloTagger::GetMipTrailFit(), EcalRingCalibrationTools::getRingIndex(), PhotonMIPHaloTagger::GetSeedHighestE(), EcalClusterTools::getSeedPosition(), EcalClusterCrackCorrection::getValue(), EcalClusterLocalContCorrection::getValue(), ecalpyutils::hashedIndexToEtaPhi(), fireworks::info(), DetIdInfo::info(), isNextToEtaBoundary(), EcalDisplaysByEvent::makeHistos(), EcalDeadChannelRecoveryAlgos::MakeNxNMatrice(), PiZeroAnalyzer::makePizero(), TrackDetMatchInfo::nXnEnergy(), offsetBy(), EBDetIdSorter::operator()(), EcalShowerProperties::processEcalRecHits(), AlCaElectronsProducer::produce(), AlCaIsoTracksProducer::produce(), EcalGeomPhiSymHelper::setup(), EcalTools::swissCross(), switchZSide(), CaloGenericDetId::validDetId(), xuti::writeCell(), ECALRecHitAnalyzer::WriteECALRecHits(), Pi0CalibXMLwriter::writeLine(), calibXMLwriter::writeLine(), and ZeeCalibration::xtalIsOnModuleBorder().

{ return zside()*ietaAbs(); }

int EBDetId::ietaAbs ( ) const [inline]

get the absolute value of the crystal ieta

Definition at line 42 of file EBDetId.h.

References DetId::id_.

Referenced by EcalRecHitsValidation::analyze(), EcalBarrelSimHitsValidation::analyze(), GsfElectronAlgo::createElectron(), EcalElectronicsMapping::getElectronicsId(), ic(), ieta(), ietaSM(), im(), EcalBarrelRecHitsMaker::init(), EcalBarrelRecHitsMaker::loadPCaloHits(), EcalBarrelRecHitsMaker::noisifyTriggerTower(), numberByEtaPhi(), EcalBarrelRecHitsMaker::randomNoisifier(), spr::simpleMove(), PFRecHitProducerECAL::stdsimplemove(), tower_ieta(), and EcalSimHitsValidProducer::update().

{ return (id_>>9)&0x7F; }

int EBDetId::ietaSM ( ) const [inline]

get the crystal ieta in the SM convention (1-85)

Definition at line 60 of file EBDetId.h.

References ietaAbs().

Referenced by EcalCosmicsHists::analyze(), and EcalElectronicsMapping::getLMNumber().

{ return ietaAbs(); }

int EBDetId::im ( ) const

get the number of module inside the SM (1-4)

Definition at line 85 of file EBDetId.cc.

References i, ietaAbs(), and kModuleBoundaries.

Referenced by CaloGeometryHelper::borderCrossing(), EcalClusterTools::energyBasketFractionEta(), and EcalRingCalibrationTools::getModuleIndex().

                      {
  for (int i=0; i < 4 ; i++)
    if ( ietaAbs() <= kModuleBoundaries[i] )
      return i+1;
  //Shold never be reached!
  return -1;
}

int EBDetId::iphi ( ) const [inline]

get the crystal iphi

Definition at line 46 of file EBDetId.h.

References DetId::id_.

Referenced by PhiSymmetryCalibration::analyze(), HLTAlCaMonPi0::analyze(), TreeProducerCalibSimul::analyze(), EBClusterTaskExtras::analyze(), EcalRecHitsValidation::analyze(), EcalSimpleTBAnalyzer::analyze(), EcalDigisValidation::analyze(), EcalCosmicsHists::analyze(), JetToDigiDump::analyze(), EcalBarrelRecHitsValidation::analyze(), EcalBarrelSimHitsValidation::analyze(), HLTAlCa::analyze(), EcalBarrelDigisValidation::analyze(), DQMSourceEleCalib::analyze(), EcalTBValidation::analyze(), EBClusterTask::analyze(), EcalMixingModuleValidation::analyze(), DQMSourcePi0::analyze(), HLTEcalResonanceFilter::calcShowerShape(), EcalHaloAlgo::Calculate(), ClusterShapeAlgo::Calculate_BarrelBasketEnergyFraction(), popcon::EcalChannelStatusHandler::cosmicsAnalysis(), EBSelectiveReadoutTask::dccNum(), distancePhi(), popcon::EcalLaserHandler::dumpBarrelPayload(), InvRingCalib::duringLoop(), Pi0FixedMassWindowCalibration::duringLoop(), ZeeCalibration::duringLoop(), ElectronCalibrationUniv::endJob(), PhiSymmetryCalibration_step2_SM::endJob(), PhiSymmetryCalibration_step2::endJob(), Pi0FixedMassWindowCalibration::endOfJob(), EcalEleCalibLooper::endOfLoop(), Pi0FixedMassWindowCalibration::endOfLoop(), ZeeCalibration::endOfLoop(), EcalClusterTools::energyBasketFractionPhi(), AlCaElectronsTest::fillAroundBarrel(), DQMSourceEleCalib::fillAroundBarrel(), MatrixFillMap::fillEBMap(), FastL1Region::FillEMCrystals(), HLTPi0RecHitsFilter::filter(), EcalRecHitsFilter::filter(), TrackDetMatchInfo::findMaxDeposition(), EcalTBReadout::findTTlist(), CalibrationCluster::get3x3Id(), CalibrationCluster::get5x5Id(), EcalBarrelGeometry::getClosestCell(), EcalElectronicsMapping::getElectronicsId(), EcalClusterTools::getIPhi(), PhotonMIPHaloTagger::GetMipTrailFit(), PhotonMIPHaloTagger::GetSeedHighestE(), EcalClusterCrackCorrection::getValue(), EcalClusterLocalContCorrection::getValue(), ecalpyutils::hashedIndexToEtaPhi(), ic(), fireworks::info(), DetIdInfo::info(), ism(), isNextToPhiBoundary(), EcalDisplaysByEvent::makeHistos(), EcalDeadChannelRecoveryAlgos::MakeNxNMatrice(), PiZeroAnalyzer::makePizero(), numberByEtaPhi(), TrackDetMatchInfo::nXnEnergy(), offsetBy(), EBDetIdSorter::operator()(), EcalShowerProperties::processEcalRecHits(), AlCaElectronsProducer::produce(), AlCaIsoTracksProducer::produce(), EcalGeomPhiSymHelper::setup(), switchZSide(), tower_iphi(), EcalSimHitsValidProducer::update(), CaloGenericDetId::validDetId(), xuti::writeCell(), ECALRecHitAnalyzer::WriteECALRecHits(), Pi0CalibXMLwriter::writeLine(), calibXMLwriter::writeLine(), and ZeeCalibration::xtalIsOnModuleBorder().

{ return id_&0x1FF; }

int EBDetId::iphiSM ( ) const [inline]

get the crystal iphi (1-20)

Definition at line 62 of file EBDetId.h.

References ic(), and kCrystalsInPhi.

Referenced by EcalCosmicsHists::analyze(), and EcalElectronicsMapping::getLMNumber().

{ return (( ic() -1 ) % kCrystalsInPhi ) + 1; }

int EBDetId::ism ( ) const

get the ECAL/SM id

Definition at line 79 of file EBDetId.cc.

References iphi(), kCrystalsInPhi, and zside().

Referenced by EcnaAnalyzer::analyze(), EcalSimpleTBAnalyzer::analyze(), JetToDigiDump::analyze(), EcalBarrelRecHitsValidation::analyze(), EcalTBValidation::analyze(), CaloGeometryHelper::borderCrossing(), EcalRingCalibrationTools::getModuleIndex(), ecalpyutils::ism(), numberBySM(), and EcalUncalibRecHitWorkerFixedAlphaBetaFit::run().

                       {
  int id = ( iphi() - 1 ) / kCrystalsInPhi + 1;
  if ( zside() < 0 ) id += 18;
  return id;
}

bool EBDetId::isNextToBoundary ( EBDetId id ) [static]

Definition at line 171 of file EBDetId.cc.

References isNextToEtaBoundary(), and isNextToPhiBoundary().

Referenced by isNextToBoundary().

                                         {
        return isNextToEtaBoundary( id ) || isNextToPhiBoundary( id );
}

bool EBDetId::isNextToEtaBoundary ( EBDetId id ) [static]

Definition at line 175 of file EBDetId.cc.

References ieta(), and kModuleBoundaries.

Referenced by PhotonIsolationCalculator::classify(), GsfElectronAlgo::createElectron(), and isNextToBoundary().

                                            {
        int ieta = id.ietaSM();
        return ieta == 1 || std::binary_search( kModuleBoundaries, kModuleBoundaries + 4, ieta ) || ieta == 85;
}

bool EBDetId::isNextToPhiBoundary ( EBDetId id ) [static]

Definition at line 180 of file EBDetId.cc.

References iphi().

Referenced by PhotonIsolationCalculator::classify(), GsfElectronAlgo::createElectron(), and isNextToBoundary().

                                            {
        int iphi = id.iphiSM();
        return iphi == 1 || iphi == 20;
}

int EBDetId::numberByEtaPhi ( ) const [inline]

Definition at line 67 of file EBDetId.h.

References ietaAbs(), iphi(), MAX_IETA, MAX_IPHI, and positiveZ().

Referenced by hashedIndex().

                             { 
    return (MAX_IETA + (positiveZ() ? ietaAbs()-1 : -ietaAbs()) )*MAX_IPHI+ iphi()-1;
  }

int EBDetId::numberBySM ( ) const

Definition at line 107 of file EBDetId.cc.

References ic(), ism(), and kCrystalsPerSM.

                              {
  return (ism()-1) * kCrystalsPerSM + ic() -1;
}

EBDetId EBDetId::offsetBy	(	int	nrStepsEta,
		int	nrStepsPhi
	)		const

returns a new EBDetId offset by nrStepsEta and nrStepsPhi (can be negative), returns EBDetId(0) if invalid

Definition at line 111 of file EBDetId.cc.

References EBDetId(), ieta(), iphi(), and validDetId().

Referenced by EcalTools::deadNeighbour(), EcalCleaningAlgo::neighbours(), offsetBy(), and EcalTools::recHitE().

{
        int newEta = ieta()+nrStepsEta;
        if( newEta*ieta() <= 0 ) {
                if( ieta() < 0 ) {
                        newEta++;
                } else if ( ieta() > 0 ) {
                        newEta--;
                }
        }
        int newPhi = iphi() + nrStepsPhi;
        while ( newPhi>360 ) newPhi -= 360;
        while ( newPhi<=0  ) newPhi += 360;

        if( validDetId( newEta, newPhi ) ) {
                return EBDetId( newEta, newPhi);
        } else {
                return EBDetId(0);
        }
}

DetId EBDetId::offsetBy	(	const DetId	startId,
		int	nrStepsEta,
		int	nrStepsPhi
	)		`[static]`

following are static member functions of the above two functions which take and return a DetId, returns DetId(0) if invalid

Definition at line 143 of file EBDetId.cc.

References DetId::det(), DetId::DetId(), DetId::Ecal, EcalBarrel, offsetBy(), DetId::rawId(), and DetId::subdetId().

{
        if( startId.det() == DetId::Ecal && startId.subdetId() == EcalBarrel ) {
                EBDetId ebStartId(startId);
                return ebStartId.offsetBy( nrStepsEta, nrStepsPhi ).rawId();
        } else {
                return DetId(0);
        }
}

EBDetId & EBDetId::operator= ( const DetId & id )

Assignment operator from cell id

Definition at line 70 of file EBDetId.cc.

References DetId::det(), DetId::Ecal, EcalBarrel, Exception, DetId::id_, DetId::null(), DetId::rawId(), and DetId::subdetId().

                                            {
  if (!gen.null() && ( gen.det()!=Ecal || gen.subdetId()!=EcalBarrel )) {
    throw cms::Exception("InvalidDetId");
  }
  id_=gen.rawId();
  return *this;
}

bool EBDetId::positiveZ ( ) const [inline]

Definition at line 65 of file EBDetId.h.

References DetId::id_.

Referenced by EcalClusterTools::energyBasketFractionEta(), EcalClusterTools::energyBasketFractionPhi(), and numberByEtaPhi().

{ return id_&0x10000;}

static EcalSubdetector EBDetId::subdet ( ) [inline, static]

get the subdetector .i.e EcalBarrel (what else?)

Definition at line 37 of file EBDetId.h.

References EcalBarrel.

{ return EcalBarrel;}

EBDetId EBDetId::switchZSide ( ) const

returns a new EBDetId on the other zside of barrel (ie iEta*-1), returns EBDetId(0) if invalid (shouldnt happen)

Definition at line 132 of file EBDetId.cc.

References EBDetId(), ieta(), iphi(), and validDetId().

Referenced by switchZSide().

{
        int newEta = ieta()*-1;
        if( validDetId( newEta, iphi() ) ) {
                return EBDetId( newEta, iphi() );
        } else {
                return EBDetId(0);
        }
}

DetId EBDetId::switchZSide ( const DetId startId ) [static]

Definition at line 153 of file EBDetId.cc.

References DetId::det(), DetId::DetId(), DetId::Ecal, EcalBarrel, DetId::rawId(), DetId::subdetId(), and switchZSide().

{
        if( startId.det() == DetId::Ecal && startId.subdetId() == EcalBarrel ) {
                EBDetId ebStartId(startId);
                return ebStartId.switchZSide().rawId();
        } else {
                return DetId(0);
        }
}

EcalTrigTowerDetId EBDetId::tower ( ) const [inline]

get the HCAL/trigger iphi of this crystal

Definition at line 52 of file EBDetId.h.

References abs, EcalBarrel, tower_ieta(), tower_iphi(), and zside().

Referenced by testEcalTPGScale::analyze(), EcalRecHitsValidation::analyze(), EcalTrigPrimAnalyzer::analyze(), EcalElectronicsMapping::getElectronicsId(), EcalDetIdToBeRecoveredProducer::produce(), EBSelectiveReadoutTask::readOutUnitOf(), and EcalTrigTowerConstituentsMap::towerOf().

{ return EcalTrigTowerDetId(zside(),EcalBarrel,abs(tower_ieta()),tower_iphi()); }

int EBDetId::tower_ieta ( ) const [inline]

get the HCAL/trigger ieta of this crystal

Definition at line 48 of file EBDetId.h.

References ietaAbs(), and zside().

Referenced by FastL1Region::FillEMCrystals(), fireworks::info(), DetIdInfo::info(), tower(), and CaloTowerConstituentsMap::towerOf().

{ return ((ietaAbs()-1)/5+1)*zside(); }

int EBDetId::tower_iphi ( ) const

get the HCAL/trigger iphi of this crystal

Definition at line 164 of file EBDetId.cc.

References iphi().

Referenced by FastL1Region::FillEMCrystals(), fireworks::info(), DetIdInfo::info(), tower(), and CaloTowerConstituentsMap::towerOf().

                              { 
  int iphi_simple=((iphi()-1)/5)+1; 
  iphi_simple-=2;
  return ((iphi_simple<=0)?(iphi_simple+72):(iphi_simple));
}

EBDetId EBDetId::unhashIndex ( int hi ) [static]

get a DetId from a compact index for arrays

Definition at line 12 of file EBDetId.cc.

References EBDetId(), MAX_IETA, MAX_IPHI, and validHashIndex().

Referenced by detIdFromDenseIndex(), popcon::EcalLaserHandler::dumpBarrelPayload(), EcalChannelStatusXMLTranslator::dumpXML(), EcalPedestalsXMLTranslator::dumpXML(), EcalWeightGroupXMLTranslator::dumpXML(), EcalGainRatiosXMLTranslator::dumpXML(), EcalFloatCondObjectContainerXMLTranslator::dumpXML(), EcalLaserAPDPNRatiosXMLTranslator::dumpXML(), EcalEleCalibLooper::EBRegionDefinition(), EcalEleCalibLooper::EcalEleCalibLooper(), EcalTrivialConditionRetriever::getChannelStatusFromConfiguration(), EcalTrivialConditionRetriever::getTrgChannelStatusFromConfiguration(), ecalpyutils::hashedIndexToEtaPhi(), CalorimetryManager::loadFromEcalBarrel(), main(), popcon::EcalLaserHandler::notifyProblems(), printStatusRecords(), EcalBarrelRecHitsMaker::randomNoisifier(), StoreEcalCondition::readEcalChannelStatusFromFile(), and EcalDQMStatusWriter::readEcalDQMChannelStatusFromFile().

{
   const int pseudo_eta = hi/MAX_IPHI - MAX_IETA;
   return ( validHashIndex( hi ) ?
            EBDetId(pseudo_eta<0 ? pseudo_eta :  pseudo_eta+1, hi%MAX_IPHI+1) :
            EBDetId() ) ;
}

static bool EBDetId::validDenseIndex ( uint32_t din ) [inline, static]

Definition at line 96 of file EBDetId.h.

References kSizeForDenseIndexing.

Referenced by EcalTPSkimmer::produce().

{ return ( din < kSizeForDenseIndexing ) ; }

bool EBDetId::validDetId	(	int	i,
		int	j
	)		`[static]`

check if a valid index combination

Definition at line 59 of file EBDetId.cc.

References MAX_IETA, MAX_IPHI, and TrackValidation_HighPurity_cff::valid.

                                     {

  bool valid = true;
  if (i < -MAX_IETA || i == 0 || i > MAX_IETA ||
      j < MIN_IPHI || j > MAX_IPHI) {
    valid = false;
  }  
  return valid;

}