G4GammaAnnCrossSection Class Reference

#include <G4GammaAnnCrossSection.hh>

Inheritance diagram for G4GammaAnnCrossSection:

Collaboration diagram for G4GammaAnnCrossSection:

Public Member Functions
	G4GammaAnnCrossSection ()
G4bool	InCharge (G4int aCode, G4int bCode)
G4double	GetXsec (G4double S)
virtual	~G4GammaAnnCrossSection ()

Detailed Description

Definition at line 34 of file G4GammaAnnCrossSection.hh.

Constructor & Destructor Documentation

G4GammaAnnCrossSection::G4GammaAnnCrossSection

(

)

Definition at line 30 of file G4GammaAnnCrossSection.cc.

{
  // pho0 Nucleon
  theGammaNucXSections.push_back(new G4ASCCrossSection(113,  2212, 13.7, 35.9, 0.45, 0.079));
  // omega0 Nucleon
  theGammaNucXSections.push_back(new G4ASCCrossSection(223,  2212, 13.7, 35.9, 0.45, 0.079));
  // phi0 Nucleon
  theGammaNucXSections.push_back(new G4ASCCrossSection(333,  2212, 12.2, 26.4, 0.50, 0.079));
}

virtual G4GammaAnnCrossSection::~G4GammaAnnCrossSection ( )

inlinevirtual

Definition at line 40 of file G4GammaAnnCrossSection.hh.

{}

Member Function Documentation

G4double G4GammaAnnCrossSection::GetXsec ( G4double  S )

virtual

Implements G4VAnnihilationCrossSection.

Definition at line 56 of file G4GammaAnnCrossSection.cc.

{
  G4double result = 0;
  // ratios from Phys.Lett.B40:121-126,1972; 22% assigned to higher resonances

  typedef std::vector<G4ASCCrossSection*>::iterator iter;
  iter i;
  for(i=theGammaNucXSections.begin(); i!=theGammaNucXSections.end(); i++)
  {
    result += (*i)->GetXsec(S);
  }

  // Account for higher resonances.
  result /= 0.78;

  return result;
}

G4bool G4GammaAnnCrossSection::InCharge ( G4int  aCode, G4int  bCode  )

virtual

Implements G4VAnnihilationCrossSection.

Definition at line 41 of file G4GammaAnnCrossSection.cc.

{
  G4bool result = false;
  if(aCode==G4Gamma::Gamma()->GetPDGEncoding())
  {
    result=true;
  }
  else if(bCode==G4Gamma::Gamma()->GetPDGEncoding())
  {
    result = true;
  }
  return result;
}    

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The documentation for this class was generated from the following files:

• geant4.10.03.p01/source/processes/hadronic/models/parton_string/qgsm/include/G4GammaAnnCrossSection.hh
• geant4.10.03.p01/source/processes/hadronic/models/parton_string/qgsm/src/G4GammaAnnCrossSection.cc