TailAuxS0EmEcalEc1.cxx Source File

00001 #include "FastShowerUtils/Samplers/TailAuxS0EmEcalEc1.h"
00002 #include "FastShowerUtils/PolyArgs.h"
00003 #include <cmath>
00004 namespace FastShower{
00005 
00006   double TailAuxS0EmEcalEc1::value(const PolyArgs& pa) const {
00007 
00008     double energy  = pa.pp()->energy();
00009 
00010     double p1 = 3.25;
00011     double p2 = -0.12;
00012     double p3 = 0.03;
00013     //
00014     return  p1*std::exp(p2*energy) + p3;
00015   }
00016   //
00017   IFn* TailAuxS0EmEcalEc1::clone() const {return new TailAuxS0EmEcalEc1();}
00018 }//namespace
00019 
00020