fftjetcms::EtaDependentPileup Class Reference

#include <EtaDependentPileup.h>

Inheritance diagram for fftjetcms::EtaDependentPileup:

Public Member Functions
	EtaDependentPileup (const fftjet::LinearInterpolator2d &i, double inputRhoFactor, double outputRhoFactor)
bool	isPhiDependent () const override
double	operator() (double eta, double phi, const reco::FFTJetPileupSummary &summary) const override
	~EtaDependentPileup () override
Public Member Functions inherited from fftjetcms::AbsPileupCalculator
virtual	~AbsPileupCalculator ()

Private Attributes
double	etaMax_
double	etaMin_
double	inputRhoFactor_
fftjet::LinearInterpolator2d	interp_
double	outputRhoFactor_
double	rhoMax_
double	rhoMin_
double	rhoStep_

Detailed Description

Definition at line 17 of file EtaDependentPileup.h.

Constructor & Destructor Documentation

EtaDependentPileup()

fftjetcms::EtaDependentPileup::EtaDependentPileup	(	const fftjet::LinearInterpolator2d &	i,
		double	inputRhoFactor,
		double	outputRhoFactor
	)

Definition at line 6 of file EtaDependentPileup.cc.

References cms::cuda::assert(), etaMax_, etaMin_, HcalResponse_cfi::etaStep, rhoMax_, rhoMin_, and rhoStep_.

      : interp_(interp),
        inputRhoFactor_(inputRhoFactor),
        outputRhoFactor_(outputRhoFactor),
        etaMin_(interp.xMin()),
        etaMax_(interp.xMax()),
        rhoMin_(interp.yMin()),
        rhoMax_(interp.yMax()),
        rhoStep_((rhoMax_ - rhoMin_) / interp.ny()) {
    const double etaStep = (etaMax_ - etaMin_) / interp.nx();
    etaMin_ += etaStep * 0.5;
    etaMax_ -= etaStep * 0.5;
    rhoMin_ += rhoStep_ * 0.5;
    rhoMax_ -= rhoStep_ * 0.5;
    assert(etaMin_ < etaMax_);
    assert(rhoMin_ < rhoMax_);
  }

~EtaDependentPileup()

fftjetcms::EtaDependentPileup::~EtaDependentPileup ( )

inlineoverride

Definition at line 21 of file EtaDependentPileup.h.

{}

Member Function Documentation

isPhiDependent()

bool fftjetcms::EtaDependentPileup::isPhiDependent ( ) const

inlineoverridevirtual

Implements fftjetcms::AbsPileupCalculator.

Definition at line 25 of file EtaDependentPileup.h.

{ return false; }

operator()()

double fftjetcms::EtaDependentPileup::operator() ( double  eta, double  phi, const reco::FFTJetPileupSummary &  summary  ) const

overridevirtual

Implements fftjetcms::AbsPileupCalculator.

Definition at line 26 of file EtaDependentPileup.cc.

References PVValHelper::eta, etaMax_, etaMin_, inputRhoFactor_, interp_, outputRhoFactor_, rhoMax_, rhoMin_, rhoStep_, and edmLumisInFiles::summary.

                                                                                                          {
    double value = 0.0;
    const double rho = summary.pileupRho() * inputRhoFactor_;
    if (eta < etaMin_)
      eta = etaMin_;
    if (eta > etaMax_)
      eta = etaMax_;
    if (rho >= rhoMin_ && rho <= rhoMax_)
      value = interp_(eta, rho);
    else {
      double x0, x1;
      if (rho < rhoMin_) {
        x0 = rhoMin_;
        x1 = rhoMin_ + rhoStep_ * 0.5;
      } else {
        x0 = rhoMax_;
        x1 = rhoMax_ - rhoStep_ * 0.5;
      }
      const double z0 = interp_(eta, x0);
      const double z1 = interp_(eta, x1);
      value = z0 + (z1 - z0) * ((rho - x0) / (x1 - x0));
    }
    return (value > 0.0 ? value : 0.0) * outputRhoFactor_;
  }

Member Data Documentation

etaMax_

double fftjetcms::EtaDependentPileup::etaMax_

private

Definition at line 32 of file EtaDependentPileup.h.

Referenced by EtaDependentPileup(), and operator()().

etaMin_

double fftjetcms::EtaDependentPileup::etaMin_

private

Definition at line 31 of file EtaDependentPileup.h.

Referenced by EtaDependentPileup(), and operator()().

inputRhoFactor_

double fftjetcms::EtaDependentPileup::inputRhoFactor_

private

Definition at line 29 of file EtaDependentPileup.h.

Referenced by operator()().

interp_

fftjet::LinearInterpolator2d fftjetcms::EtaDependentPileup::interp_

private

Definition at line 28 of file EtaDependentPileup.h.

Referenced by operator()().

outputRhoFactor_

double fftjetcms::EtaDependentPileup::outputRhoFactor_

private

Definition at line 30 of file EtaDependentPileup.h.

Referenced by operator()().

rhoMax_

double fftjetcms::EtaDependentPileup::rhoMax_

private

Definition at line 34 of file EtaDependentPileup.h.

Referenced by EtaDependentPileup(), and operator()().

rhoMin_

double fftjetcms::EtaDependentPileup::rhoMin_

private

Definition at line 33 of file EtaDependentPileup.h.

Referenced by EtaDependentPileup(), and operator()().

rhoStep_

double fftjetcms::EtaDependentPileup::rhoStep_

private

Definition at line 35 of file EtaDependentPileup.h.

Referenced by EtaDependentPileup(), and operator()().