include/Geant4/G4BGGPionInelasticXS.hh

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0025 //
0026 //
0027 // -------------------------------------------------------------------
0028 //
0029 // GEANT4 Class header file
0030 //
0031 //
0032 // File name:     G4BGGPionInelasticXS
0033 //
0034 // Author:        Vladimir Ivanchenko
0035 //
0036 // Creation date: 01.10.2003
0037 // Modifications:
0038 //
0039 //
0040 // Class Description:
0041 //
0042 // Wrapper of pi+ and pi- inelastic cross-sections using Barashenkov
0043 // parametersation below 100 GeV and Glauber-Gribov model above
0044 //
0045 // -------------------------------------------------------------------
0046 //
0047
0048 #ifndef G4BGGPionInelasticXS_h
0049 #define G4BGGPionInelasticXS_h
0050
0051 #include "globals.hh"
0052 #include "G4VCrossSectionDataSet.hh"
0053 #include "G4ParticleDefinition.hh"
0054 #include "G4Element.hh"
0055 #include "G4Threading.hh"
0056
0057 class G4ComponentGGHadronNucleusXsc;
0058 class G4UPiNuclearCrossSection;
0059 class G4HadronNucleonXsc;
0060 class G4Pow;
0061 class G4Material;
0062 class G4Element;
0063 class G4Isotope;
0064
0065 class G4BGGPionInelasticXS final : public G4VCrossSectionDataSet
0066 {
0067 public:
0068
0069   explicit G4BGGPionInelasticXS (const G4ParticleDefinition*);
0070
0071   ~G4BGGPionInelasticXS() final;
0072
0073   G4bool IsElementApplicable(const G4DynamicParticle*, G4int Z,
0074                  const G4Material* mat) final;
0075
0076   G4bool IsIsoApplicable(const G4DynamicParticle*, G4int Z, G4int A,
0077              const G4Element* elm,
0078              const G4Material* mat) final;
0079
0080   G4double GetElementCrossSection(const G4DynamicParticle*, G4int Z,
0081                   const G4Material* mat) final;
0082
0083   G4double GetIsoCrossSection(const G4DynamicParticle*, G4int Z, G4int A,
0084                   const G4Isotope* iso=nullptr,
0085                   const G4Element* elm=nullptr,
0086                   const G4Material* mat=nullptr) final;
0087
0088   void BuildPhysicsTable(const G4ParticleDefinition&) final;
0089
0090   void CrossSectionDescription(std::ostream&) const final;
0091
0092   G4BGGPionInelasticXS & operator=(const G4BGGPionInelasticXS &right) = delete;
0093   G4BGGPionInelasticXS(const G4BGGPionInelasticXS&) = delete;
0094
0095 private:
0096
0097   void Initialise();
0098
0099   G4double CoulombFactorPiPlus(G4double kinEnergy, G4int Z);
0100
0101   G4double FactorPiMinus(G4double kinEnergy);
0102
0103   G4double fGlauberEnergy;
0104   G4double fLowEnergy;
0105   G4double fLowestEnergy;
0106
0107   static G4double theGlauberFacPiPlus[93];
0108   static G4double theGlauberFacPiMinus[93];
0109   static G4double theLowEPiPlus[93];
0110   static G4double theLowEPiMinus[93];
0111   static G4int theA[93];
0112
0113   const G4ParticleDefinition* theProton;
0114   const G4ParticleDefinition* thePiPlus;
0115
0116   G4Pow* fG4pow;
0117
0118   G4ComponentGGHadronNucleusXsc*  fGlauber;
0119   G4UPiNuclearCrossSection* fPion;
0120   G4HadronNucleonXsc* fHadron;
0121   G4bool isPiplus;
0122 };
0123
0124 #endif