G4ASCCrossSection.hh

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#ifndef G4ASCCrossSection_h
#define G4ASCCrossSection_h

#include "globals.hh"
#include "G4VAnnihilationCrossSection.hh"

class G4ASCCrossSection : public G4VAnnihilationCrossSection
{
public:
        G4ASCCrossSection(G4int, G4int, G4double,  G4double, G4double, G4double);
        G4bool InCharge(G4int aCode, G4int bCode);
        G4double GetXsec(G4double S);
private:

        G4int theCode1;
        G4int theCode2;
        G4double theX;
        G4double theY;
        G4double theEta;
        G4double theEps;
};


inline G4bool G4ASCCrossSection::
InCharge(G4int aCode, G4int bCode)
{
        G4bool result;
        result = (aCode==theCode1&&bCode==theCode2)||(aCode==theCode2&&bCode==theCode1);
        return result;
}

inline G4double G4ASCCrossSection::
GetXsec(G4double S)
{
        G4double result = theX*std::pow(S, theEps) + theY*std::pow(S, -theEta);
        return result;
}

#endif

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