CaloRecHitResolutionProvider Class Reference

#include <CaloRecHitResolutionProvider.h>

Public Member Functions
	CaloRecHitResolutionProvider (const edm::ParameterSet &iConfig)
double	timeResolution2 (double energy)

Private Attributes
double	constantTerm2_
double	constantTermLowE2_
double	corrTermLowE_
double	noiseTerm_
double	noiseTermLowE_
double	resHighE2_
double	threshHighE_
double	threshLowE_

Detailed Description

Definition at line 8 of file CaloRecHitResolutionProvider.h.

Constructor & Destructor Documentation

CaloRecHitResolutionProvider()

CaloRecHitResolutionProvider::CaloRecHitResolutionProvider ( const edm::ParameterSet &  iConfig )

inline

Definition at line 10 of file CaloRecHitResolutionProvider.h.

                                                               {
    noiseTerm_ = iConfig.getParameter<double>("noiseTerm");
    constantTerm2_ = std::pow(iConfig.getParameter<double>("constantTerm"), 2);
    noiseTermLowE_ = iConfig.getParameter<double>("noiseTermLowE");
    corrTermLowE_ = iConfig.getParameter<double>("corrTermLowE");
    constantTermLowE2_ = std::pow(iConfig.getParameter<double>("constantTermLowE"), 2);
    threshLowE_ = iConfig.getParameter<double>("threshLowE");
    threshHighE_ = iConfig.getParameter<double>("threshHighE");
 
    resHighE2_ = std::pow((noiseTerm_ / threshHighE_), 2) + constantTerm2_;
  }

References constantTerm2_, constantTermLowE2_, corrTermLowE_, edm::ParameterSet::getParameter(), noiseTerm_, noiseTermLowE_, funct::pow(), resHighE2_, threshHighE_, and threshLowE_.

Member Function Documentation

timeResolution2()

double CaloRecHitResolutionProvider::timeResolution2 ( double  energy )

inline

Definition at line 22 of file CaloRecHitResolutionProvider.h.

                                        {
    double res2 = 10000.;
 
    if (energy <= 0.)
      return res2;
    else if (energy < threshLowE_) {
      if (corrTermLowE_ > 0.) {  // different parametrisation
        const double res = noiseTermLowE_ / energy + corrTermLowE_ / (energy * energy);
        res2 = res * res;
      } else {
        const double noiseDivE = noiseTermLowE_ / energy;
        res2 = noiseDivE * noiseDivE + constantTermLowE2_;
      }
    } else if (energy < threshHighE_) {
      const double noiseDivE = noiseTerm_ / energy;
      res2 = noiseDivE * noiseDivE + constantTerm2_;
    } else  // if (energy >=threshHighE_)
      res2 = resHighE2_;
 
    if (res2 > 10000.)
      return 10000.;
    return res2;
  }

References constantTerm2_, constantTermLowE2_, corrTermLowE_, HCALHighEnergyHPDFilter_cfi::energy, noiseTerm_, noiseTermLowE_, resHighE2_, threshHighE_, and threshLowE_.

Member Data Documentation

constantTerm2_

double CaloRecHitResolutionProvider::constantTerm2_

private

Definition at line 48 of file CaloRecHitResolutionProvider.h.

Referenced by CaloRecHitResolutionProvider(), and timeResolution2().

constantTermLowE2_

double CaloRecHitResolutionProvider::constantTermLowE2_

private

Definition at line 51 of file CaloRecHitResolutionProvider.h.

Referenced by CaloRecHitResolutionProvider(), and timeResolution2().

corrTermLowE_

double CaloRecHitResolutionProvider::corrTermLowE_

private

Definition at line 52 of file CaloRecHitResolutionProvider.h.

Referenced by CaloRecHitResolutionProvider(), and timeResolution2().

noiseTerm_

double CaloRecHitResolutionProvider::noiseTerm_

private

Definition at line 47 of file CaloRecHitResolutionProvider.h.

Referenced by CaloRecHitResolutionProvider(), and timeResolution2().

noiseTermLowE_

double CaloRecHitResolutionProvider::noiseTermLowE_

private

Definition at line 50 of file CaloRecHitResolutionProvider.h.

Referenced by CaloRecHitResolutionProvider(), and timeResolution2().

resHighE2_

double CaloRecHitResolutionProvider::resHighE2_

private

Definition at line 57 of file CaloRecHitResolutionProvider.h.

Referenced by CaloRecHitResolutionProvider(), and timeResolution2().

threshHighE_

double CaloRecHitResolutionProvider::threshHighE_

private

Definition at line 55 of file CaloRecHitResolutionProvider.h.

Referenced by CaloRecHitResolutionProvider(), and timeResolution2().

threshLowE_

double CaloRecHitResolutionProvider::threshLowE_

private

Definition at line 54 of file CaloRecHitResolutionProvider.h.

Referenced by CaloRecHitResolutionProvider(), and timeResolution2().