/data/refman/pasoursint/CMSSW_4_1_8_patch9/src/SimMuon/CSCDigitizer/src/CSCCrosstalkGenerator.cc

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#include "SimMuon/CSCDigitizer/src/CSCCrosstalkGenerator.h"
#include "SimMuon/CSCDigitizer/src/CSCAnalogSignal.h"

CSCAnalogSignal CSCCrosstalkGenerator::getCrosstalk(const CSCAnalogSignal & inputSignal) const {
  int nBins = inputSignal.getSize();
  float binSize = inputSignal.getBinSize();
  std::vector<float> binValues(nBins);
  
  for(int outputBin = 0; outputBin < nBins; ++outputBin) {
    float aTime = outputBin*binSize - theDelay;
    float slope = inputSignal.getValue(aTime) - inputSignal.getValue(aTime-1.);
    binValues[outputBin] = slope * theCrosstalk 
                         + theResistiveFraction * inputSignal.getValue(aTime);
  }

  return CSCAnalogSignal(0, binSize, binValues, 0., inputSignal.getTimeOffset());
}
  

float CSCCrosstalkGenerator::ratio(const CSCAnalogSignal & crosstalkSignal, const CSCAnalogSignal & signal) const
{

  float maxFirst = 0., maxSecond = 0.;
  int nbins = signal.getSize();
  for(int i = 1; i < nbins; ++i)
  {
    float v1 = signal.getBinValue(i);
    float v2 = crosstalkSignal.getBinValue(i);

    if(v1 > maxFirst) maxFirst = v1;
    if(v2 > maxSecond) maxSecond = v2;

  }

  return maxSecond/maxFirst;
}