CastorAmplifier Class Reference

#include <CastorAmplifier.h>

Public Member Functions
virtual void	amplify (CaloSamples &linearFrame, CLHEP::HepRandomEngine *) const
	CastorAmplifier (const CastorSimParameterMap *parameters, bool addNoise)
void	setDbService (const CastorDbService *service)
	the Producer will probably update this every event More...
void	setStartingCapId (int capId)
virtual	~CastorAmplifier ()

Private Attributes
bool	addNoise_
const CastorDbService *	theDbService
const CastorSimParameterMap *	theParameterMap
unsigned	theStartingCapId

Detailed Description

Definition at line 13 of file CastorAmplifier.h.

Constructor & Destructor Documentation

CastorAmplifier::CastorAmplifier	(	const CastorSimParameterMap *	parameters,
		bool	addNoise
	)

Definition at line 16 of file CastorAmplifier.cc.

    : theDbService(nullptr), theParameterMap(parameters), theStartingCapId(0), addNoise_(addNoise) {}

virtual CastorAmplifier::~CastorAmplifier ( )

inlinevirtual

Definition at line 16 of file CastorAmplifier.h.

{}

Member Function Documentation

void CastorAmplifier::amplify ( CaloSamples &  linearFrame, CLHEP::HepRandomEngine *  engine  ) const

virtual

Definition at line 19 of file CastorAmplifier.cc.

References addNoise_, CastorSimParameterMap::castorParameters(), amptDefault_cfi::frame, CastorSimParameters::getNominalfCperPE(), CastorDbService::getPedestal(), CastorDbService::getPedestalWidth(), mps_fire::i, CaloSamples::id(), LogDebug, CastorPedestalWidth::makeNoise(), hgcalDigitizer_cfi::noise, EcalCondDBWriter_cfi::pedestal, CastorSimParameters::photoelectronsToAnalog(), CaloSamples::size(), theDbService, theParameterMap, and theStartingCapId.

Referenced by CastorElectronicsSim::convert().

                                                                                    {
  const CastorSimParameters &parameters = theParameterMap->castorParameters();
  assert(theDbService != nullptr);
  HcalGenericDetId hcalGenDetId(frame.id());
  const CastorPedestal *peds = theDbService->getPedestal(hcalGenDetId);
  const CastorPedestalWidth *pwidths = theDbService->getPedestalWidth(hcalGenDetId);
  if (!peds || !pwidths) {
    edm::LogError("CastorAmplifier") << "Could not fetch HCAL/CASTOR conditions for channel " << hcalGenDetId;
  } else {
    double gauss[32];  // big enough
    double noise[32];  // big enough
    double fCperPE = parameters.photoelectronsToAnalog(frame.id());
    double nominalfCperPE = parameters.getNominalfCperPE();

    for (int i = 0; i < frame.size(); i++) {
      gauss[i] = CLHEP::RandGaussQ::shoot(engine, 0., 1.);
    }
    if (addNoise_) {
      pwidths->makeNoise(frame.size(), gauss, noise);
    }
    for (int tbin = 0; tbin < frame.size(); ++tbin) {
      int capId = (theStartingCapId + tbin) % 4;
      double pedestal = peds->getValue(capId);
      if (addNoise_) {
        pedestal += noise[tbin] * (fCperPE / nominalfCperPE);
      }
      frame[tbin] *= fCperPE;
      frame[tbin] += pedestal;
    }
  }
  LogDebug("CastorAmplifier") << frame;
}

void CastorAmplifier::setDbService ( const CastorDbService *  service )

inline

the Producer will probably update this every event

Definition at line 19 of file CastorAmplifier.h.

Referenced by CastorDigiProducer::initializeEvent().

{ theDbService = service; }

void CastorAmplifier::setStartingCapId ( int  capId )

inline

Definition at line 23 of file CastorAmplifier.h.

Referenced by CastorElectronicsSim::newEvent().

{ theStartingCapId = capId; }

Member Data Documentation

bool CastorAmplifier::addNoise_

private

Definition at line 30 of file CastorAmplifier.h.

Referenced by amplify().

const CastorDbService* CastorAmplifier::theDbService

private

Definition at line 26 of file CastorAmplifier.h.

Referenced by amplify().

const CastorSimParameterMap* CastorAmplifier::theParameterMap

private

Definition at line 27 of file CastorAmplifier.h.

Referenced by amplify().

unsigned CastorAmplifier::theStartingCapId

private

Definition at line 29 of file CastorAmplifier.h.

Referenced by amplify().