#include <EcalElectronicsSim.h>

Public Member Functions
void	amplify (CaloSamples &clf) const
	input signal is in pe. Converted in GeV
void	analogToDigital (CaloSamples &clf, EcalDataFrame &df) const
	from CaloSamples to EcalDataFrame
double	constantTerm () const
	compute the event random constant term
	EcalElectronicsSim (const EcalSimParameterMap parameterMap, EcalCoder coder, bool applyConstantTerm, double rmsConstantTerm)
	ctor
void	newEvent ()
	anything that needs to be done once per event
Private Attributes
const bool	applyConstantTerm_
const double	rmsConstantTerm_
EcalCoder *	theCoder
	Converts CaloDataFrame in CaloTimeSample and vice versa.
const EcalSimParameterMap *	theParameterMap
	map of parameters

Detailed Description

Definition at line 18 of file EcalElectronicsSim.h.

Constructor & Destructor Documentation

EcalElectronicsSim::EcalElectronicsSim	(	const EcalSimParameterMap *	parameterMap,
		EcalCoder *	coder,
		bool	applyConstantTerm,
		double	rmsConstantTerm
	)

ctor

Definition at line 16 of file EcalElectronicsSim.cc.

: theParameterMap(parameterMap),
  theCoder(coder),
  applyConstantTerm_(applyConstantTerm), 
  rmsConstantTerm_(rmsConstantTerm)
{
}

Member Function Documentation

void EcalElectronicsSim::amplify ( CaloSamples & clf ) const

input signal is in pe. Converted in GeV

Definition at line 28 of file EcalElectronicsSim.cc.

References applyConstantTerm_, constantTerm(), CaloSamples::id(), EcalSimParameterMap::simParameters(), and theParameterMap.

Referenced by analogToDigital().

{
  clf *= theParameterMap->simParameters(clf.id()).photoelectronsToAnalog();
  if (applyConstantTerm_) {
    clf *= (1.+constantTerm());
  }
}

void EcalElectronicsSim::analogToDigital	(	CaloSamples &	clf,
		EcalDataFrame &	df
	)		const

from CaloSamples to EcalDataFrame

Definition at line 51 of file EcalElectronicsSim.cc.

References amplify(), EcalCoder::analogToDigital(), and theCoder.

{
  //PG input signal is in pe.  Converted in GeV
  amplify(clf);
  theCoder->analogToDigital(clf, df);
}

double EcalElectronicsSim::constantTerm ( ) const

compute the event random constant term

Definition at line 36 of file EcalElectronicsSim.cc.

References Exception, edm::Service< T >::isAvailable(), and rmsConstantTerm_.

Referenced by amplify().

{
  edm::Service<edm::RandomNumberGenerator> rng;
  if ( ! rng.isAvailable()) {
    throw cms::Exception("Configuration")
      << "EcalElectroncSim requires the RandomNumberGeneratorService\n"
      "which is not present in the configuration file.  You must add the service\n"
      "in the configuration file or remove the modules that require it.";
  }

  double thisCT = rmsConstantTerm_;
  CLHEP::RandGaussQ gaussQDistribution(rng->getEngine(), 0.0, thisCT);
  return gaussQDistribution.fire();
}