PeakSigmaSNHadLateHcalEc11.cxx Source File

00001 #include "FastShowerUtils/Samplers/PeakSigmaSNHadLateHcalEc11.h"
00002 #include "FastShowerUtils/PolyArgs.h"
00003 #include <cmath>
00004 namespace FastShower{
00005 
00006   double PeakSigmaSNHadLateHcalEc11::value(const PolyArgs& pa) const {
00007 
00008     double energy = pa.pp()->energy();
00009     double fC0 = pa.cs()->cell0();
00010     //
00011     double p1 = -0.1769*std::exp(-0.2193*energy) + 0.02102;
00012     double p2 =  47.66*std::exp(-0.5452*energy) + 0.01397;
00013 
00014     return  p1 + p2*fC0;
00015   }
00016   //
00017   IFn* PeakSigmaSNHadLateHcalEc11::clone() const {
00018     return new PeakSigmaSNHadLateHcalEc11();
00019   }
00020 }//namespace
00021 
00022