File indexing completed on 2024-04-06 12:13:29
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0005 #ifndef DI_PHOTON_HH
0006 #define DI_PHOTON_HH
0007
0008 #include "GeneratorInterface/ExhumeInterface/interface/TwoSpace.h"
0009
0010 namespace Exhume {
0011 class DiPhoton : public TwoSpace {
0012 public:
0013 DiPhoton(const edm::ParameterSet&);
0014
0015
0016 double SubProcess() override;
0017 void LIPS2Amp() override;
0018 void Amp2LIPS() override;
0019
0020 private:
0021 double MatrixElement();
0022
0023
0024
0025 double t_;
0026
0027 double PI2, Inv64PI2;
0028 int Nc;
0029 double MatFact;
0030 int Nup;
0031 int Ndown;
0032 };
0033 }
0034 #endif