FastSimulation/Utilities/src/HistogramGenerator.cc - master - githubmirror/cmssw

FastSimulation/Utilities/src/HistogramGenerator.cc

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24 май 2019, 00:14

24 май 2019, 00:14740c44a

#include "FastSimulation/Utilities/interface/HistogramGenerator.h"

//#include "TAxis.h"

double HistogramGenerator::ersatzt(double x) {
  int ibin = theXaxis->FindBin(x);
  //  std::cout << x << " Bin " << ibin << std::endl;
  double x1 = myHisto->GetBinLowEdge(ibin);
  double x2 = x1 + myHisto->GetBinWidth(ibin);
  double y1 = myHisto->GetBinContent(ibin);
  double y2;
  if (ibin < nbins)
    y2 = myHisto->GetBinContent(ibin + 1);
  else
    y2 = y1;
  // std::cout << " X1 " << x1 <<" X2 " << x2 << " Y1 " <<y1 << " Y2 " << y2 << std::endl;
  return y2 + (y1 - y2) * (x2 - x) / (x2 - x1);
}