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PeakSigmaC0HadEarlyHcalBar1.cxx

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#include "FastShowerUtils/Samplers/PeakSigmaC0HadEarlyHcalBar1.h"
#include "FastShowerUtils/PolyArgs.h"

#include <cmath>
namespace FastShower{

  double PeakSigmaC0HadEarlyHcalBar1::value(const PolyArgs& pa) const {

    double energy  = pa.pp()->energy();
    double aDelPhi = fabs(pa.pp()->delPhi());
    //
    double p1 = 0.8640*std::exp(-0.0309*energy) + 0.06735;
    double p2 = 1.357;
    //
    return  p1 + p2*aDelPhi;
  }
  //
  IFn* PeakSigmaC0HadEarlyHcalBar1::clone() const {
    return new PeakSigmaC0HadEarlyHcalBar1();
  }
}//namespace

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