#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
virtual float	gainSigma (const CSCDetId &detId, int channel) const
virtual float	pedestal (const CSCDetId &detId, int channel) const
	in ADC counts
virtual float	pedestalSigma (const CSCDetId &detId, int channel) const
virtual	~CSCConfigurableStripConditions ()
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

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
	)		`[private, virtual]`

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 `[inline, virtual]`

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 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);

}