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/// \file G4Monopole.cc
/// \brief Implementation of the G4Monopole class

//---------------------------------------------------------------------------
//
// ClassName:   G4Monopole
//
// Description:
//
// Authors:   21.03.05  V.Ivanchenko
//
// Modified:
//
//  12.07.10  S.Burdin (changed the magnetic and electric charge variables from integer to double)
//----------------------------------------------------------------------------
//

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#include "G4Monopole.hh"

#include "G4ParticleTable.hh"
#include "G4PhysicalConstants.hh"
#include "G4SystemOfUnits.hh"

// ######################################################################
// ###                        Monopole                                ###
// ######################################################################

G4Monopole* G4Monopole::theMonopole = 0;
G4double G4Monopole::magCharge = 0.0;

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G4Monopole::G4Monopole(const G4String& aName, G4double mass, G4double width, G4double charge,
                       G4int iSpin, G4int iParity, G4int iConjugation, G4int iIsospin,
                       G4int iIsospin3, G4int gParity, const G4String& pType, G4int lepton,
                       G4int baryon, G4int encoding, G4bool stable, G4double lifetime,
                       G4DecayTable* decaytable)
  : G4ParticleDefinition(aName, mass, width, charge, iSpin, iParity, iConjugation, iIsospin,
                         iIsospin3, gParity, pType, lepton, baryon, encoding, stable, lifetime,
                         decaytable)
{}

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G4Monopole::~G4Monopole() {}

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//
//    Arguments for constructor are as follows
//               name             mass          width         charge
//             2*spin           parity  C-conjugation
//          2*Isospin       2*Isospin3       G-parity
//               type    lepton number  baryon number   PDG encoding
//             stable         lifetime    decay table
//
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G4Monopole* G4Monopole::MonopoleDefinition(G4double mass, G4double mCharge, G4double eCharge)
{
  if (!theMonopole) {
    magCharge = eplus * mCharge / fine_structure_const * 0.5;
    theMonopole = new G4Monopole("monopole", mass, 0.0 * MeV, eplus * eCharge, 0, 0, 0, 0, 0, 0,
                                 "boson", 0, 0, 0, true, -1.0, 0);

    G4cout << "Monopole is created: m(GeV)= " << theMonopole->GetPDGMass() / GeV
           << " Qel= " << theMonopole->GetPDGCharge() / eplus << " Qmag= " << magCharge / eplus
           << G4endl;
  }
  return theMonopole;
}

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G4Monopole* G4Monopole::Monopole()
{
  if (!theMonopole) {
    theMonopole = MonopoleDefinition();
  }
  return theMonopole;
}

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G4double G4Monopole::MagneticCharge() const
{
  return magCharge;
}

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