include/Geant4/G4LEnp.hh

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0025 //
0026 //
0027 // G4 Low energy model: n-p scattering
0028 // F.W. Jones, L.G. Greeniaus, H.P. Wellisch
0029 //
0030 // For further comments see G4LEnpData.hh and G4LEnp.cc
0031 //
0032 // 02.01.2014 V. Grichine add SampInvariantT for testing ds/dt
0033
0034 #ifndef G4LEnp_h
0035 #define G4LEnp_h 1
0036
0037 #include "globals.hh"
0038 #include "G4HadronElastic.hh"
0039
0040 class G4LEnp : public G4HadronElastic  // G4HadronicInteraction
0041 {
0042 private:
0043
0044   enum { NENERGY=39, NANGLE=180 };
0045
0046 public:
0047
0048   explicit G4LEnp();
0049
0050   ~G4LEnp() override;
0051
0052   G4HadFinalState* ApplyYourself(const G4HadProjectile& aTrack,
0053                                  G4Nucleus& targetNucleus) override;
0054
0055   // sample momentum transfer using Lab. momentum
0056
0057   G4double SampleInvariantT(const G4ParticleDefinition* p,
0058                 G4double plab, G4int Z, G4int A) override;
0059 private:
0060
0061  // The following arrays are declared static to allow the use of initializers.
0062  // They are initialized in G4LEnpData.hh
0063
0064   static const G4float sig[NENERGY][NANGLE];
0065   static const G4float pcm[NENERGY], elab[NENERGY];
0066   static const G4float dsigmax[NENERGY], sigtot[NENERGY];
0067
0068 };
0069
0070 #endif