PreshowerLayer1Properties Class Reference

#include <PreshowerLayer1Properties.h>

Inheritance diagram for PreshowerLayer1Properties:

Public Member Functions
double	mipsPerGeV () const
	Number of Mips/GeV [Default : 41.7 Mips/GeV or 24 MeV/Mips]. More...
	PreshowerLayer1Properties (const edm::ParameterSet &fastDet)
double	sensitiveFraction () const
	Fraction of energy collected on sensitive detectors. More...
double	thickness (double eta) const
	~PreshowerLayer1Properties ()
Public Member Functions inherited from PreshowerProperties
double	criticalEnergy () const
	Electron critical energy in GeV. More...
double	interactionLength () const
	Muon critical energy in GeV. More...
double	moliereRadius () const
	Moliere Radius in cm. More...
	PreshowerProperties ()
double	radLenIncm () const
	Radiation length in cm. More...
double	radLenIngcm2 () const
	Radiation length in g/cm^2. More...
double	rho () const
	Density in g/cm3. More...
double	theAeff () const
	Effective A. More...
double	theZeff () const
	Effective Z. More...
	~PreshowerProperties ()
Public Member Functions inherited from CalorimeterProperties
	CalorimeterProperties ()
virtual	~CalorimeterProperties ()

Additional Inherited Members
Protected Attributes inherited from PreshowerProperties
double	mips
double	thick

Detailed Description

Definition at line 19 of file PreshowerLayer1Properties.h.

Constructor & Destructor Documentation

PreshowerLayer1Properties::PreshowerLayer1Properties

(

const edm::ParameterSet &

fastDet

)

Definition at line 5 of file PreshowerLayer1Properties.cc.

References edm::ParameterSet::getParameter(), PreshowerProperties::mips, and PreshowerProperties::thick.

  : PreshowerProperties()
{
  // Preshower : mumber of Mips / GeV 
  mips = fastDet.getParameter<double>("PreshowerLayer1_mipsPerGeV");
  thick = fastDet.getParameter<double>("PreshowerLayer1_thickness");
}

PreshowerLayer1Properties::~PreshowerLayer1Properties ( )

inline

Definition at line 26 of file PreshowerLayer1Properties.h.

                               {
    ;
  }

Member Function Documentation

double PreshowerLayer1Properties::mipsPerGeV ( ) const

inlinevirtual

Number of Mips/GeV [Default : 41.7 Mips/GeV or 24 MeV/Mips].

Implements PreshowerProperties.

Definition at line 34 of file PreshowerLayer1Properties.h.

References PVValHelper::eta.

Referenced by EMShower::compute().

{ return mips; }

double PreshowerLayer1Properties::sensitiveFraction ( ) const

inlinevirtual

Fraction of energy collected on sensitive detectors.

Implements PreshowerProperties.

Definition at line 31 of file PreshowerLayer1Properties.h.

{ return 0.0036; }

double PreshowerLayer1Properties::thickness ( double  eta ) const

virtual

Thickness in cm (Pretend it is all lead) Default : 1.02 cm at normal incidence

Implements CalorimeterProperties.

Definition at line 13 of file PreshowerLayer1Properties.cc.

References MillePedeFileConverter_cfg::e, reco::e2, JetChargeProducer_cfi::exp, and PreshowerProperties::thick.

Referenced by EcalHitMaker::preshowerCellLine().

                                                            { 

  // eta is the pseudorapidity
  double e  = exp(-eta);
  double e2 = e*e;
  // 1 / cos theta
  double cinv  = (1.+e2)/(1.-e2);
  //    double c  = (1.-e2)/(1.+e2);
  //    double s  = 2.*e/(1.+e2);
  //    double t  = 2.*e/(1.-e2);
  double feta = fabs(eta);
  
  if ( 1.623 < feta && feta < 2.611 ) 
    {
      return thick * fabs(cinv); 
    }
  else
    {
      return 0;
    }
  
}