G4ExcitedXiConstructor.hh

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// --------------------------------------------------------------
//  GEANT 4 class implementation file
//
//      History: first implementation, based on object model of
//      10 oct 1998  H.Kurashige
// ---------------------------------------------------------------
#ifndef G4ExcitedXiConstructor_h
#define G4ExcitedXiConstructor_h 1
 
#include "G4ExcitedBaryonConstructor.hh"
#include "globals.hh"
 
class G4ExcitedXiConstructor : public G4ExcitedBaryonConstructor
{
    // This class is a utility class for construction
    // short lived particles
  public:
    enum
    {
      NStates = 5
    };
 
    enum
    {
      NumberOfDecayModes = 4
    };
 
  public:
    G4ExcitedXiConstructor();
    ~G4ExcitedXiConstructor() override = default;
 
  protected:
    G4bool Exist(G4int) override { return true; }
 
    G4int GetQuarkContents(G4int, G4int) override;
    G4String GetName(G4int iIso3, G4int iState) override;
    G4String GetMultipletName(G4int iState) override;
    G4double GetMass(G4int state, G4int iso) override;
    G4double GetWidth(G4int state, G4int iso) override;
    G4int GetiSpin(G4int iState) override;
    G4int GetiParity(G4int iState) override;
    G4int GetEncodingOffset(G4int iState) override;
 
    G4DecayTable* CreateDecayTable(const G4String& name, G4int iIso3, G4int iState,
                                   G4bool fAnti = false) override;
 
  private:
    G4DecayTable* AddXiPiMode(G4DecayTable* table, const G4String& name, G4double br, G4int iIso3,
                              G4bool fAnti);
    G4DecayTable* AddXiGammaMode(G4DecayTable* table, const G4String& name, G4double br,
                                 G4int iIso3, G4bool fAnti);
    G4DecayTable* AddLambdaKMode(G4DecayTable* table, const G4String& name, G4double br,
                                 G4int iIso3, G4bool fAnti);
    G4DecayTable* AddSigmaKMode(G4DecayTable* table, const G4String& name, G4double br, G4int iIso3,
                                G4bool fAnti);
 
  private:
    enum
    {
      XiIsoSpin = 1
    };
 
    static const char* name[NStates];
    static const G4double mass[NStates];
    static const G4double width[NStates];
    static const G4int iSpin[NStates];
    static const G4int iParity[NStates];
    static const G4int encodingOffset[NStates];
 
    enum
    {
      XiPi = 0,
      XiGamma = 1,
      LambdaK = 2,
      SigmaK = 3
    };
 
    static const G4double bRatio[NStates][NumberOfDecayModes];
};
 
inline G4int G4ExcitedXiConstructor::GetiSpin(G4int iState)
{
  return iSpin[iState];
}
 
inline G4int G4ExcitedXiConstructor::GetiParity(G4int iState)
{
  return iParity[iState];
}
 
inline G4int G4ExcitedXiConstructor::GetEncodingOffset(G4int iState)
{
  return encodingOffset[iState];
}
 
inline G4int G4ExcitedXiConstructor::GetQuarkContents(G4int iQ, G4int iIso3)
{
  G4int quark = 0;
  if (iQ == 0) {
    // s-quark
    quark = 3;
  }
  else if (iQ == 1) {
    // s-quark
    quark = 3;
  }
  else if (iQ == 2) {
    if (iIso3 == +1) {
      // u-quark
      quark = 2;
    }
    else {
      // d-quark
      quark = 1;
    }
  }
  return quark;
}
 
inline G4String G4ExcitedXiConstructor::GetMultipletName(G4int iState)
{
  return name[iState];
}
 
inline G4String G4ExcitedXiConstructor::GetName(G4int iIso3, G4int iState)
{
  G4String particle = name[iState];
  if (iIso3 == +1) {
    particle += "0";
  }
  else if (iIso3 == -1) {
    particle += "-";
  }
  return particle;
}
#endif