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PeakSigmaANEmEcalEc2.cxx

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#include "FastShowerUtils/Samplers/PeakSigmaANEmEcalEc2.h"
#include "FastShowerUtils/PolyArgs.h"
#include <cmath>
namespace FastShower{

  double PeakSigmaANEmEcalEc2::value(const PolyArgs& pa) const {
    //
    double energy  = pa.pp()->energy();
    double snFrac  = pa.cs()->cellSN();

    double p1 =  0.1220  - 0.0005475*energy;
    double p2 = -0.04204 - 0.00001007*energy;
    //
    return p1 + p2*snFrac;
  }
  //
  IFn* PeakSigmaANEmEcalEc2::clone() const {
    return new PeakSigmaANEmEcalEc2();
  }
}//namespace

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