G4VAnnihilationCollision Class Reference

#include <G4VAnnihilationCollision.hh>

Inheritance diagram for G4VAnnihilationCollision:

Public Member Functions
virtual G4double	CrossSection (const G4KineticTrack &trk1, const G4KineticTrack &trk2) const
void	establish_G4MT_TLS_G4VCollision ()
virtual G4KineticTrackVector *	FinalState (const G4KineticTrack &trk1, const G4KineticTrack &trk2) const
	G4VAnnihilationCollision ()
virtual const G4VAngularDistribution *	GetAngularDistribution () const
virtual G4String	GetName () const =0
virtual G4bool	IsInCharge (const G4KineticTrack &trk1, const G4KineticTrack &trk2) const =0
G4bool	operator!= (const G4VAnnihilationCollision &right) const
G4bool	operator!= (const G4VCollision &right) const
G4bool	operator== (const G4VAnnihilationCollision &right) const
G4bool	operator== (const G4VCollision &right) const
virtual void	Print () const
virtual void	Print (const G4KineticTrack &trk1, const G4KineticTrack &trk2) const
virtual	~G4VAnnihilationCollision ()

Protected Member Functions
virtual const G4CollisionVector *	GetComponents () const
virtual const G4VCrossSectionSource *	GetCrossSectionSource () const =0
virtual const std::vector< G4String > &	GetListOfColliders (G4int whichOne) const =0
G4int	GetNumberOfPartons (const G4ParticleDefinition *aP) const
virtual const G4ParticleDefinition *	GetOutgoingParticle (const G4KineticTrack &trk1, const G4KineticTrack &trk2) const =0

Private Member Functions
double	BrWigInt0 (const double x, const double gamma, const double m0) const
G4double	BrWigInt1 (const G4double x, const G4double gamma, const G4double m0) const
double	BrWigInv (const double x, const double gamma, const double m0) const
double	SampleResonanceMass (const double poleMass, const double width, const double minMass, const double maxMass) const

Private Attributes
G4VAngularDistribution *	theAngularDistribution

Detailed Description

Definition at line 55 of file G4VAnnihilationCollision.hh.

Constructor & Destructor Documentation

G4VAnnihilationCollision()

G4VAnnihilationCollision::G4VAnnihilationCollision

(

)

Definition at line 43 of file G4VAnnihilationCollision.cc.

{ 
    theAngularDistribution=0;
}

References theAngularDistribution.

~G4VAnnihilationCollision()

G4VAnnihilationCollision::~G4VAnnihilationCollision ( )

virtual

Definition at line 49 of file G4VAnnihilationCollision.cc.

{
    if (theAngularDistribution) {
        delete theAngularDistribution;
        theAngularDistribution=0;
    }
}

References theAngularDistribution.

Member Function Documentation

BrWigInt0()

double G4VAnnihilationCollision::BrWigInt0 ( const double  x, const double  gamma, const double  m0  ) const

inlineprivate

Definition at line 81 of file G4VAnnihilationCollision.hh.

    { return 2.0*gamma*std::atan( 2.0 * (x-m0)/ gamma  ); }

Referenced by BrWigInt1().

BrWigInt1()

G4double G4VAnnihilationCollision::BrWigInt1 ( const G4double  x, const G4double  gamma, const G4double  m0  ) const

inlineprivate

Definition at line 84 of file G4VAnnihilationCollision.hh.

    { return 0.5*gamma*gamma*G4Log( (x-m0)*(x-m0)+gamma*gamma/4.0 ) + m0*BrWigInt0(x,gamma,m0); }

References BrWigInt0(), and G4Log().

BrWigInv()

double G4VAnnihilationCollision::BrWigInv ( const double  x, const double  gamma, const double  m0  ) const

inlineprivate

Definition at line 87 of file G4VAnnihilationCollision.hh.

    { return 0.5*gamma*std::tan( 0.5*x/gamma )+m0; }

CrossSection()

G4double G4VCollision::CrossSection ( const G4KineticTrack &  trk1, const G4KineticTrack &  trk2  ) const

virtualinherited

Reimplemented in G4CollisionComposite, G4CollisionMesonBaryonToResonance, and G4CollisionNN.

Definition at line 54 of file G4VCollision.cc.

{
    G4double sigma = 0.;
 
    const G4VCrossSectionSource* xSource = GetCrossSectionSource();
 
    if (xSource != 0)
    {
        // There is a cross section for this Collision
        sigma = xSource->CrossSection(aTrk1,aTrk2);
    }
    return sigma;
}

References G4VCrossSectionSource::CrossSection(), and G4VCollision::GetCrossSectionSource().

Referenced by G4Scatterer::GetCrossSection(), G4Scatterer::GetTimeToInteraction(), G4VCollision::Print(), and G4Scatterer::Scatter().

establish_G4MT_TLS_G4VCollision()

void G4VCollision::establish_G4MT_TLS_G4VCollision ( )

inherited

Definition at line 143 of file G4VCollision.cc.

{ }

Referenced by G4VScatteringCollision::establish_G4MT_TLS_G4VScatteringCollision().

FinalState()

G4KineticTrackVector * G4VAnnihilationCollision::FinalState ( const G4KineticTrack &  trk1, const G4KineticTrack &  trk2  ) const

virtual

Implements G4VCollision.

Definition at line 58 of file G4VAnnihilationCollision.cc.

{ 
  G4LorentzVector p = trk1.Get4Momentum() + trk2.Get4Momentum();
  G4double sqrtS = p.m();
//  G4double s = sqrtS * sqrtS;
 
//  G4double m1 = trk1.GetActualMass();
//  G4double m2 = trk2.GetActualMass();
 
 
  // Unit vector of three-momentum
 
  G4ThreeVector pFinal(0.0, 0.0, 0.0);
  G4double eFinal = sqrtS;
 
  G4LorentzVector p4Final(pFinal, eFinal); 
 
  // Lorentz transformation
  G4LorentzRotation toLabFrame(p.boostVector());
  p4Final *= toLabFrame;
  
 const G4ParticleDefinition* OutputDefinition = GetOutgoingParticle(trk1,trk2);
 G4KineticTrack* final = new G4KineticTrack(OutputDefinition, 0.0, trk1.GetPosition(), p4Final);
  
  G4KineticTrackVector* finalTracks = new G4KineticTrackVector;
 
  finalTracks->push_back(final);
 
  return finalTracks;
}

References CLHEP::HepLorentzVector::boostVector(), G4KineticTrack::Get4Momentum(), GetOutgoingParticle(), G4KineticTrack::GetPosition(), and CLHEP::HepLorentzVector::m().

GetAngularDistribution()

virtual const G4VAngularDistribution * G4VAnnihilationCollision::GetAngularDistribution ( ) const

inlinevirtual

Implements G4VCollision.

Definition at line 69 of file G4VAnnihilationCollision.hh.

  {
    return theAngularDistribution;
  }

References theAngularDistribution.

GetComponents()

virtual const G4CollisionVector * G4VCollision::GetComponents ( ) const

inlineprotectedvirtualinherited

Reimplemented in G4CollisionComposite, G4CollisionNN, G4CollisionNNToDeltaDelta1600, G4CollisionNNToDeltaDelta1620, G4CollisionNNToDeltaDelta1700, G4CollisionNNToDeltaDelta1900, G4CollisionNNToDeltaDelta1905, G4CollisionNNToDeltaDelta1910, G4CollisionNNToDeltaDelta1920, G4CollisionNNToDeltaDelta1930, G4CollisionNNToDeltaDelta1950, G4CollisionNNToNDelta, G4CollisionNNToNDelta1600, G4CollisionNNToNDelta1620, G4CollisionNNToNDelta1700, G4CollisionNNToNDelta1900, G4CollisionNNToNDelta1905, G4CollisionNNToNDelta1910, G4CollisionNNToNDelta1920, G4CollisionNNToNDelta1930, and G4CollisionNNToNDelta1950.

Definition at line 79 of file G4VCollision.hh.

{ return 0;}

Referenced by G4VCollision::Print().

GetCrossSectionSource()

virtual const G4VCrossSectionSource * G4VCollision::GetCrossSectionSource ( ) const

protectedpure virtualinherited

Implemented in G4CollisionComposite, G4CollisionMesonBaryonElastic, G4CollisionNN, G4CollisionNNElastic, G4CollisionnpElastic, G4CollisionPN, G4ConcreteMesonBaryonToResonance, and G4ConcreteNNTwoBodyResonance.

Referenced by G4VCollision::CrossSection(), and G4VCollision::Print().

GetListOfColliders()

virtual const std::vector< G4String > & G4VCollision::GetListOfColliders ( G4int  whichOne ) const

protectedpure virtualinherited

Implemented in G4CollisionNN, G4CollisionNNElastic, G4CollisionnpElastic, G4CollisionPN, G4CollisionMesonBaryon, G4CollisionMesonBaryonElastic, G4CollisionMesonBaryonToResonance, G4CollisionNNToDeltaDelta, G4CollisionNNToDeltaDelta1600, G4CollisionNNToDeltaDelta1620, G4CollisionNNToDeltaDelta1700, G4CollisionNNToDeltaDelta1900, G4CollisionNNToDeltaDelta1905, G4CollisionNNToDeltaDelta1910, G4CollisionNNToDeltaDelta1920, G4CollisionNNToDeltaDelta1930, G4CollisionNNToDeltaDelta1950, G4CollisionNNToDeltaDeltastar, G4CollisionNNToDeltaNstar, G4CollisionNNToNDelta, G4CollisionNNToNDelta1600, G4CollisionNNToNDelta1620, G4CollisionNNToNDelta1700, G4CollisionNNToNDelta1900, G4CollisionNNToNDelta1905, G4CollisionNNToNDelta1910, G4CollisionNNToNDelta1920, G4CollisionNNToNDelta1930, G4CollisionNNToNDelta1950, G4CollisionNNToNDeltastar, G4CollisionNNToNNstar, G4CollisionNStarNToNN, G4ConcreteMesonBaryonToResonance, and G4ConcreteNNTwoBodyResonance.

GetName()

virtual G4String G4VCollision::GetName ( ) const

pure virtualinherited

Implemented in G4CollisionMesonBaryon, G4CollisionMesonBaryonElastic, G4CollisionMesonBaryonToResonance, G4CollisionNN, G4CollisionNNElastic, G4CollisionNNToDeltaDelta, G4CollisionNNToDeltaDelta1600, G4CollisionNNToDeltaDelta1620, G4CollisionNNToDeltaDelta1700, G4CollisionNNToDeltaDelta1900, G4CollisionNNToDeltaDelta1905, G4CollisionNNToDeltaDelta1910, G4CollisionNNToDeltaDelta1920, G4CollisionNNToDeltaDelta1930, G4CollisionNNToDeltaDelta1950, G4CollisionNNToDeltaDeltastar, G4CollisionNNToDeltaNstar, G4CollisionNNToNDelta, G4CollisionNNToNDelta1600, G4CollisionNNToNDelta1620, G4CollisionNNToNDelta1700, G4CollisionNNToNDelta1900, G4CollisionNNToNDelta1905, G4CollisionNNToNDelta1910, G4CollisionNNToNDelta1920, G4CollisionNNToNDelta1930, G4CollisionNNToNDelta1950, G4CollisionNNToNDeltastar, G4CollisionNNToNNstar, G4CollisionnpElastic, G4CollisionNStarNToNN, G4CollisionPN, G4ConcreteMesonBaryonToResonance, G4ConcreteNNToDeltaDelta, G4ConcreteNNToDeltaDeltastar, G4ConcreteNNToDeltaNstar, G4ConcreteNNToNDelta, G4ConcreteNNToNDeltaStar, G4ConcreteNNToNNStar, G4ConcreteNNTwoBodyResonance, and G4ConcreteNStarNToNN.

Referenced by G4VCollision::Print().

GetNumberOfPartons()

G4int G4VCollision::GetNumberOfPartons ( const G4ParticleDefinition *  aP ) const

inlineprotectedinherited

Definition at line 68 of file G4VCollision.hh.

  {
    G4int result = 0;
    for(G4int i=0; i<6; i++) 
    {
      result += aP->GetQuarkContent(i+1);
      result += aP->GetAntiQuarkContent(i+1);
    }
    return result;
  }

References G4ParticleDefinition::GetAntiQuarkContent(), and G4ParticleDefinition::GetQuarkContent().

Referenced by G4CollisionMesonBaryonElastic::IsInCharge().

GetOutgoingParticle()

virtual const G4ParticleDefinition * G4VAnnihilationCollision::GetOutgoingParticle ( const G4KineticTrack &  trk1, const G4KineticTrack &  trk2  ) const

protectedpure virtual

Implemented in G4ConcreteMesonBaryonToResonance.

Referenced by FinalState().

IsInCharge()

virtual G4bool G4VCollision::IsInCharge ( const G4KineticTrack &  trk1, const G4KineticTrack &  trk2  ) const

pure virtualinherited

Implemented in G4CollisionComposite, G4CollisionMesonBaryonElastic, G4CollisionNNElastic, G4CollisionnpElastic, G4ConcreteMesonBaryonToResonance, G4ConcreteNNTwoBodyResonance, and G4GeneralNNCollision.

Referenced by G4Scatterer::FindCollision(), and G4VCollision::Print().

operator!=() [1/2]

G4bool G4VAnnihilationCollision::operator!=

(

const G4VAnnihilationCollision &

right

)

const

operator!=() [2/2]

G4bool G4VCollision::operator!= ( const G4VCollision &  right ) const

inherited

Definition at line 48 of file G4VCollision.cc.

{
    return (this != (G4VCollision *) &right);
}

operator==() [1/2]

G4bool G4VAnnihilationCollision::operator==

(

const G4VAnnihilationCollision &

right

)

const

operator==() [2/2]

G4bool G4VCollision::operator== ( const G4VCollision &  right ) const

inherited

Definition at line 42 of file G4VCollision.cc.

{
    return (this == (G4VCollision *) &right);
}

Print() [1/2]

void G4VCollision::Print ( ) const

virtualinherited

Definition at line 70 of file G4VCollision.cc.

{
    G4String name = GetName();
 
    G4cout << "---- " << name << "---- Cross section" << G4endl;
 
    const G4VCrossSectionSource* xSource = GetCrossSectionSource();
    if (xSource) xSource->Print();
 
    G4int nComponents = 0;
    const G4CollisionVector* components = GetComponents();
    if (components)
    {
        nComponents = components->size();
    }
    G4cout << "---- " << name << "---- has " << nComponents << " components" <<G4endl;
    G4int i = 0;
    G4CollisionVector::const_iterator iter;
    if (components)
    {
        for (iter = components->begin(); iter != components->end(); ++iter)
        {
            G4cout << "---- " << name << " ---- Component " << i << G4endl;
            ((*iter))->Print();
            i++;
        }
    }
 
}

References G4cout, G4endl, G4VCollision::GetComponents(), G4VCollision::GetCrossSectionSource(), G4VCollision::GetName(), G4InuclParticleNames::name(), G4VCollision::Print(), and G4VCrossSectionSource::Print().

Referenced by G4VCollision::Print().

Print() [2/2]

void G4VCollision::Print ( const G4KineticTrack &  trk1, const G4KineticTrack &  trk2  ) const

virtualinherited

Definition at line 101 of file G4VCollision.cc.

{
    G4String name = GetName();
 
    if (IsInCharge(trk1,trk2))
    {
        G4cout << "---- " << name << "is in charge ---- " << G4endl;
    }
    else
    {
        G4cout << "---- " << name << "is not in charge ---- " << G4endl;
    }
 
    G4cout << "---- " << name << "---- Cross section" << G4endl;
 
    const G4VCrossSectionSource* xSource = GetCrossSectionSource();
    if (xSource) xSource->Print();
    G4cout << "Cross section = " << CrossSection(trk1,trk2) << G4endl;
 
    G4int nComponents = 0;
    const G4CollisionVector* components = GetComponents();
    if (components)
    {
        nComponents = components->size();
    }
    G4cout << "---- " << name << "has " << nComponents << " components" <<G4endl;
 
    G4int i = 0;
    G4CollisionVector::const_iterator iter;
    if (components)
    {
        for (iter = components->begin(); iter != components->end(); ++iter)
        {
            G4cout << "Component " << i << G4endl;
            ((*iter))->Print();
            i++;
        }
    }
}

References G4VCollision::CrossSection(), G4cout, G4endl, G4VCollision::GetComponents(), G4VCollision::GetCrossSectionSource(), G4VCollision::GetName(), G4VCollision::IsInCharge(), G4InuclParticleNames::name(), G4VCollision::Print(), and G4VCrossSectionSource::Print().

SampleResonanceMass()

double G4VAnnihilationCollision::SampleResonanceMass ( const double  poleMass, const double  width, const double  minMass, const double  maxMass  ) const

private

Field Documentation

theAngularDistribution

G4VAngularDistribution* G4VAnnihilationCollision::theAngularDistribution

private

Definition at line 96 of file G4VAnnihilationCollision.hh.

Referenced by G4VAnnihilationCollision(), GetAngularDistribution(), and ~G4VAnnihilationCollision().

---

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

• source/processes/hadronic/models/im_r_matrix/include/G4VAnnihilationCollision.hh
• source/processes/hadronic/models/im_r_matrix/src/G4VAnnihilationCollision.cc