CSCConfigurableStripConditions Class Reference

#include <CSCConfigurableStripConditions.h>

Inheritance diagram for CSCConfigurableStripConditions:

Public Member Functions
virtual void	crosstalk (const CSCDetId &detId, int channel, double stripLength, bool leftRight, float &capacitive, float &resistive) const
	CSCConfigurableStripConditions (const edm::ParameterSet &p)
virtual float	gain (const CSCDetId &detId, int channel) const
	channels count from 1 More...
virtual float	gainSigma (const CSCDetId &detId, int channel) const
virtual float	pedestal (const CSCDetId &detId, int channel) const
	in ADC counts More...
virtual float	pedestalSigma (const CSCDetId &detId, int channel) const
virtual	~CSCConfigurableStripConditions ()
Public Member Functions inherited from CSCStripConditions
float	analogNoise (const CSCDetId &detId, int channel) const
	calculated from pedestalSigma & gain More...
	CSCStripConditions ()
virtual void	initializeEvent (const edm::EventSetup &es)
virtual bool	isInBadChamber (const CSCDetId &id) const
	is supplied layer/chamber flagged as bad? (default impl. is no) More...
void	noisify (const CSCDetId &detId, CSCAnalogSignal &signal)
	superimposes noise, in fC, on the signal More...
void	setRandomEngine (CLHEP::HepRandomEngine &engine)
virtual float	smearedGain (const CSCDetId &detId, int channel) const
virtual	~CSCStripConditions ()

Private Member Functions
virtual void	fetchNoisifier (const CSCDetId &detId, int istrip)
void	makeNoisifier (int chamberType, const std::vector< double > &correlations)

Private Attributes
float	theCapacitiveCrosstalk
float	theGain
float	theGainSigma
float	theME11Gain
std::vector < CSCCorrelatedNoisifier * >	theNoisifiers
float	thePedestal
float	thePedestalSigma
float	theResistiveCrosstalk

Additional Inherited Members
Public Types inherited from CSCStripConditions
typedef math::ErrorD< 8 >::type	CSCCorrelatedNoiseMatrix
typedef CorrelatedNoisifier < CSCCorrelatedNoiseMatrix >	CSCCorrelatedNoisifier
Protected Attributes inherited from CSCStripConditions
CSCCorrelatedNoisifier *	theNoisifier
CLHEP::RandGaussQ *	theRandGaussQ

Detailed Description

Definition at line 8 of file CSCConfigurableStripConditions.h.

Constructor & Destructor Documentation

CSCConfigurableStripConditions::CSCConfigurableStripConditions

(

const edm::ParameterSet &

p

)

Definition at line 6 of file CSCConfigurableStripConditions.cc.

References edm::ParameterSet::getParameter(), makeNoisifier(), and theNoisifiers.

: theGain( p.getParameter<double>("gain") ),
  theME11Gain( p.getParameter<double>("me11gain") ),
  theGainSigma( p.getParameter<double>("ampGainSigma") ),
  thePedestal( p.getParameter<double>("pedestal") ),
  thePedestalSigma( p.getParameter<double>("pedestalSigma") ),
  theCapacitiveCrosstalk(0.0167),
  theResistiveCrosstalk(0.02)
{
  theNoisifiers.resize(9);
  makeNoisifier(1, p.getParameter<std::vector<double> >("me11a") );
  makeNoisifier(2, p.getParameter<std::vector<double> >("me11") );
  makeNoisifier(3, p.getParameter<std::vector<double> >("me12") );
  makeNoisifier(4, p.getParameter<std::vector<double> >("me13") ); // not sure about this one
  makeNoisifier(5, p.getParameter<std::vector<double> >("me21") );
  makeNoisifier(6, p.getParameter<std::vector<double> >("me22") );
  makeNoisifier(7, p.getParameter<std::vector<double> >("me31") );
  makeNoisifier(8, p.getParameter<std::vector<double> >("me32") );
  makeNoisifier(9, p.getParameter<std::vector<double> >("me31") ); // for lack of a better idea
}

CSCConfigurableStripConditions::~CSCConfigurableStripConditions ( )

virtual

Definition at line 28 of file CSCConfigurableStripConditions.cc.

References i, and theNoisifiers.

{
  for(int i = 0; i < 9; ++i)
  {
    delete theNoisifiers[i];
  }
}

Member Function Documentation

void CSCConfigurableStripConditions::crosstalk ( const CSCDetId &  detId, int  channel, double  stripLength, bool  leftRight, float &  capacitive, float &  resistive  ) const

virtual

Implements CSCStripConditions.

Definition at line 94 of file CSCConfigurableStripConditions.cc.

References theCapacitiveCrosstalk, and theResistiveCrosstalk.

{
  capacitive = theCapacitiveCrosstalk * stripLength;
  resistive = theResistiveCrosstalk;
}

void CSCConfigurableStripConditions::fetchNoisifier ( const CSCDetId &  detId, int  istrip  )

privatevirtual

Implements CSCStripConditions.

Definition at line 50 of file CSCConfigurableStripConditions.cc.

References CSCDetId::ring(), CSCDetId::station(), CSCStripConditions::theNoisifier, theNoisifiers, and CSCChamberSpecs::whatChamberType().

{
  //TODO get this moved toCSCDetId
  int chamberType = CSCChamberSpecs::whatChamberType(detId.station(), detId.ring());
  theNoisifier = theNoisifiers[chamberType-1];
}

float CSCConfigurableStripConditions::gain ( const CSCDetId &  detId, int  channel  ) const

virtual

channels count from 1

Implements CSCStripConditions.

Definition at line 37 of file CSCConfigurableStripConditions.cc.

References CSCDetId::ring(), CSCDetId::station(), theGain, and theME11Gain.

{
  if(detId.station() == 1 && (detId.ring() == 1 || detId.ring() == 4) )
  {
    return theME11Gain;
  }  
  else
  {
    return theGain;
  }
}

virtual float CSCConfigurableStripConditions::gainSigma ( const CSCDetId &  detId, int  channel  ) const

inlinevirtual

Implements CSCStripConditions.

Definition at line 16 of file CSCConfigurableStripConditions.h.

References theGainSigma.

{return theGainSigma;}

void CSCConfigurableStripConditions::makeNoisifier ( int  chamberType, const std::vector< double > &  correlations  )

private

Definition at line 58 of file CSCConfigurableStripConditions.cc.

References edm::hlt::Exception, theNoisifiers, and thePedestalSigma.

Referenced by CSCConfigurableStripConditions().

{

  // format is 33, 34, 44, 35, 45, 55
  //           46, 56, 66, 57, 67, 77
  if(correlations.size() != 12)
  {
    throw cms::Exception("CSCConfigurableStripConditions")
      << "Expect 12 noise correlation coefficients, but got "
      << correlations.size();
  }

  CSCCorrelatedNoiseMatrix matrix;
  matrix(3,3) = correlations[0];
  matrix(3,4) = correlations[1];
  matrix(4,4) = correlations[2];
  matrix(3,5) = correlations[3];
  matrix(4,5) = correlations[4];
  matrix(5,5) = correlations[5];
  matrix(4,6) = correlations[6];
  matrix(5,6) = correlations[7];
  matrix(6,6) = correlations[8];
  matrix(5,7) = correlations[9];
  matrix(6,7) = correlations[10];
  matrix(7,7) = correlations[11];

  // since I don't know how to correlate the pedestal samples,
  // take as constant
  double scaVariance = 2. * thePedestalSigma * thePedestalSigma;
  matrix(0,0) = scaVariance;
  matrix(1,1) = scaVariance;
  matrix(2,2) = scaVariance;
  theNoisifiers[chamberType-1] = new CSCCorrelatedNoisifier(matrix);

}

virtual float CSCConfigurableStripConditions::pedestal ( const CSCDetId &  detId, int  channel  ) const

inlinevirtual

in ADC counts

Implements CSCStripConditions.

Definition at line 19 of file CSCConfigurableStripConditions.h.

References thePedestal.

{return thePedestal;}

virtual float CSCConfigurableStripConditions::pedestalSigma ( const CSCDetId &  detId, int  channel  ) const

inlinevirtual

Implements CSCStripConditions.

Definition at line 20 of file CSCConfigurableStripConditions.h.

References thePedestalSigma.

{return thePedestalSigma;}

Member Data Documentation

float CSCConfigurableStripConditions::theCapacitiveCrosstalk

private

Definition at line 37 of file CSCConfigurableStripConditions.h.

Referenced by crosstalk().

float CSCConfigurableStripConditions::theGain

private

Definition at line 31 of file CSCConfigurableStripConditions.h.

Referenced by gain().

float CSCConfigurableStripConditions::theGainSigma

private

Definition at line 33 of file CSCConfigurableStripConditions.h.

Referenced by gainSigma().

float CSCConfigurableStripConditions::theME11Gain

private

Definition at line 32 of file CSCConfigurableStripConditions.h.

Referenced by gain().

std::vector<CSCCorrelatedNoisifier *> CSCConfigurableStripConditions::theNoisifiers

private

Definition at line 29 of file CSCConfigurableStripConditions.h.

Referenced by CSCConfigurableStripConditions(), fetchNoisifier(), makeNoisifier(), and ~CSCConfigurableStripConditions().

float CSCConfigurableStripConditions::thePedestal

private

Definition at line 34 of file CSCConfigurableStripConditions.h.

Referenced by pedestal().

float CSCConfigurableStripConditions::thePedestalSigma

private

Definition at line 35 of file CSCConfigurableStripConditions.h.

Referenced by makeNoisifier(), and pedestalSigma().

float CSCConfigurableStripConditions::theResistiveCrosstalk

private

Definition at line 39 of file CSCConfigurableStripConditions.h.

Referenced by crosstalk().