ESTimingTask.h File Reference

#include "FWCore/Framework/interface/Event.h"
#include "FWCore/ParameterSet/interface/ParameterSet.h"
#include "FWCore/Framework/interface/ESHandle.h"
#include "FWCore/Framework/interface/EventSetup.h"
#include "CondFormats/ESObjects/interface/ESGain.h"
#include "DataFormats/EcalDigi/interface/EcalDigiCollections.h"
#include "DQMServices/Core/interface/DQMEDAnalyzer.h"
#include "TF1.h"
#include "TH1F.h"
#include "DQMServices/Core/interface/DQMStore.h"

Go to the source code of this file.

Classes
class	ESTimingTask

Functions
double	fitf (double *x, double *par)

Function Documentation

fitf()

double fitf	(	double *	x,
		double *	par
	)

Definition at line 26 of file ESTimingTask.cc.

References dqmiodumpmetadata::n, conifer::pow(), findQualityFiles::v, and x.

Referenced by ESTimingTask::ESTimingTask().

                                    {
  double wc = par[2];
  double n = par[3];  // n-1 (in fact)
  double v1 = pow(wc / n * (x[0] - par[1]), n);
  double v2 = TMath::Exp(n - wc * (x[0] - par[1]));
  double v = par[0] * v1 * v2;

  if (x[0] < par[1])
    v = 0;

  return v;
}