G4XMesonBaryonElastic Class Reference

#include <G4XMesonBaryonElastic.hh>

Inheritance diagram for G4XMesonBaryonElastic:

Public Member Functions
	G4XMesonBaryonElastic ()
virtual	~G4XMesonBaryonElastic ()
G4bool	operator== (const G4XMesonBaryonElastic &right) const
G4bool	operator!= (const G4XMesonBaryonElastic &right) const
virtual G4double	CrossSection (const G4KineticTrack &trk1, const G4KineticTrack &trk2) const
virtual const G4CrossSectionVector *	GetComponents () const
virtual G4bool	IsValid (G4double e) const
virtual G4String	Name () const
Public Member Functions inherited from G4VCrossSectionSource
	G4VCrossSectionSource ()
virtual	~G4VCrossSectionSource ()
G4bool	operator== (const G4VCrossSectionSource &right) const
G4bool	operator!= (const G4VCrossSectionSource &right) const
virtual void	Print () const
virtual void	PrintAll (const G4KineticTrack &trk1, const G4KineticTrack &trk2) const
virtual G4double	HighLimit () const
virtual G4double	LowLimit () const

Additional Inherited Members
Protected Member Functions inherited from G4VCrossSectionSource
G4bool	InLimits (G4double e, G4double eLow, G4double eHigh) const
const G4ParticleDefinition *	FindLightParticle (const G4KineticTrack &trk1, const G4KineticTrack &trk2) const
G4double	FcrossX (G4double e, G4double e0, G4double sigma, G4double eParam, G4double power) const
G4ParticleDefinition *	FindKeyParticle (const G4KineticTrack &trk1, const G4KineticTrack &trk2) const
G4double	GetTransversePionMass () const
G4double	GetMinStringMass () const

Detailed Description

Definition at line 50 of file G4XMesonBaryonElastic.hh.

Constructor & Destructor Documentation

G4XMesonBaryonElastic::G4XMesonBaryonElastic

(

)

Definition at line 38 of file G4XMesonBaryonElastic.cc.

References DBL_MAX.

{ 
  // As a first approximation the model is assumed to be valid over 
  // the entire energy range
  lowLimit = 0.;
  highLimit = DBL_MAX;
}

G4XMesonBaryonElastic::~G4XMesonBaryonElastic ( )

virtual

Definition at line 47 of file G4XMesonBaryonElastic.cc.

{ }

Member Function Documentation

G4double G4XMesonBaryonElastic::CrossSection ( const G4KineticTrack &  trk1, const G4KineticTrack &  trk2  ) const

virtual

Implements G4VCrossSectionSource.

Definition at line 63 of file G4XMesonBaryonElastic.cc.

References G4XAqmElastic::CrossSection(), G4XPDGElastic::CrossSection(), G4VCrossSectionSource::FindLightParticle(), G4Gamma::GammaDefinition(), G4KineticTrack::Get4Momentum(), G4KineticTrack::GetFormationTime(), G4KineticTrack::GetPosition(), G4PionPlus::PionPlusDefinition(), and G4Proton::ProtonDefinition().

{
  G4double sigma;

  // No gamma-baryon elastic scattering 
  const G4ParticleDefinition* defLight = FindLightParticle(trk1,trk2);
  if (defLight == G4Gamma::GammaDefinition())
    {
      sigma = 0;
    }
  else
    {

      G4LorentzVector p41 = trk1.Get4Momentum();
      G4ThreeVector p3 = trk1.GetPosition();
      G4ParticleDefinition* def = G4PionPlus::PionPlusDefinition();

      G4KineticTrack piTrk(def,
               trk1.GetFormationTime(),
               p3,
               (G4LorentzVector&)p41);

      G4LorentzVector p42 = trk2.Get4Momentum();    
      G4KineticTrack pTrk(((G4ParticleDefinition*)G4Proton::ProtonDefinition()),
              trk2.GetFormationTime(),
              (G4ThreeVector)trk2.GetPosition(),
              (G4LorentzVector&)p42);
      
      G4XAqmElastic aqm;
      G4double xAqmDummy = aqm.CrossSection(piTrk,pTrk);
      G4double xAqm = aqm.CrossSection(trk1,trk2);
      G4double factor = 1.;
      if (xAqmDummy != 0.0)
    {
      factor = xAqm / xAqmDummy;
    }
      G4XPDGElastic pdg;
      
      sigma = pdg.CrossSection(piTrk,pTrk);
      sigma = sigma * factor;
    }
  
  return sigma;
}

virtual const G4CrossSectionVector* G4XMesonBaryonElastic::GetComponents ( ) const

inlinevirtual

Implements G4VCrossSectionSource.

Definition at line 64 of file G4XMesonBaryonElastic.hh.

{ return 0; }

G4bool G4XMesonBaryonElastic::IsValid ( G4double  e ) const

virtual

Reimplemented from G4VCrossSectionSource.

Definition at line 117 of file G4XMesonBaryonElastic.cc.

References G4VCrossSectionSource::InLimits().

{
  G4bool answer = InLimits(e,lowLimit,highLimit);

  return answer;
}

G4String G4XMesonBaryonElastic::Name ( ) const

virtual

Implements G4VCrossSectionSource.

Definition at line 109 of file G4XMesonBaryonElastic.cc.

{
  G4String name("MesonBaryonElasticCrossSection");
  return name;
}

G4bool G4XMesonBaryonElastic::operator!=

(

const G4XMesonBaryonElastic &

right

)

const

Definition at line 57 of file G4XMesonBaryonElastic.cc.

{
  return (this != (G4XMesonBaryonElastic *) &right);
}

G4bool G4XMesonBaryonElastic::operator==

(

const G4XMesonBaryonElastic &

right

)

const

Definition at line 51 of file G4XMesonBaryonElastic.cc.

{
  return (this == (G4XMesonBaryonElastic *) &right);
}

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

• G4XMesonBaryonElastic.hh
• G4XMesonBaryonElastic.cc