G4CascadeColliderBase Class Reference

#include <G4CascadeColliderBase.hh>

Inheritance diagram for G4CascadeColliderBase:

Public Member Functions
	G4CascadeColliderBase (const char *name, G4int verbose=0)
virtual	~G4CascadeColliderBase ()
virtual void	rescatter (G4InuclParticle *, G4KineticTrackVector *, G4V3DNucleus *, G4CollisionOutput &)
virtual void	setVerboseLevel (G4int verbose=0)
virtual void	setConservationChecks (G4bool doBalance=true)
Public Member Functions inherited from G4VCascadeCollider
	G4VCascadeCollider (const char *name, G4int verbose=0)
virtual	~G4VCascadeCollider ()
virtual void	collide (G4InuclParticle *bullet, G4InuclParticle *target, G4CollisionOutput &output)=0
virtual void	setVerboseLevel (G4int verbose=0)

Protected Member Functions
virtual G4bool	useEPCollider (G4InuclParticle *bullet, G4InuclParticle *target) const
virtual G4bool	explosion (G4InuclNuclei *target) const
virtual G4bool	explosion (G4Fragment *target) const
virtual G4bool	explosion (G4int A, G4int Z, G4double excitation) const
virtual G4bool	inelasticInteractionPossible (G4InuclParticle *bullet, G4InuclParticle *target, G4double ekin) const
virtual G4bool	validateOutput (G4InuclParticle *bullet, G4InuclParticle *target, G4CollisionOutput &output)
virtual G4bool	validateOutput (G4InuclParticle *bullet, G4InuclParticle *target, const std::vector< G4InuclElementaryParticle > &particles)
virtual G4bool	validateOutput (G4InuclParticle *bullet, G4InuclParticle *target, const std::vector< G4InuclNuclei > &fragments)
Protected Member Functions inherited from G4VCascadeCollider
virtual void	setName (const char *name)

Protected Attributes
G4InteractionCase	interCase
G4bool	doConservationChecks
G4CascadeCheckBalance *	balance
Protected Attributes inherited from G4VCascadeCollider
const char *	theName
G4int	verboseLevel

Detailed Description

Definition at line 58 of file G4CascadeColliderBase.hh.

Constructor & Destructor Documentation

G4CascadeColliderBase()

G4CascadeColliderBase::G4CascadeColliderBase	(	const char *	name,
		G4int	verbose = 0
	)

Definition at line 53 of file G4CascadeColliderBase.cc.

  : G4VCascadeCollider(name, verbose),
#ifdef G4CASCADE_CHECK_ECONS    
    doConservationChecks(true),
#else
    doConservationChecks(false),
#endif
    balance(new G4CascadeCheckBalance(0.001, 0.001, name)) {}

~G4CascadeColliderBase()

G4CascadeColliderBase::~G4CascadeColliderBase ( )

virtual

Definition at line 62 of file G4CascadeColliderBase.cc.

                                              {
  delete balance;
}

Member Function Documentation

explosion() [1/3]

G4bool G4CascadeColliderBase::explosion ( G4Fragment *  target ) const

protectedvirtual

Definition at line 88 of file G4CascadeColliderBase.cc.

                                                                  {
  return fragment && explosion(fragment->GetA_asInt(), fragment->GetZ_asInt(),
                   fragment->GetExcitationEnergy());     // in MeV
}

explosion() [2/3]

G4bool G4CascadeColliderBase::explosion ( G4int  A, G4int  Z, G4double  excitation  ) const

protectedvirtual

Definition at line 94 of file G4CascadeColliderBase.cc.

                                            {
  if (verboseLevel) G4cout << " >>> " << theName << "::explosion ?" << G4endl;
 
  const G4int a_cut = 20;
  const G4double be_cut = 3.0;
 
  // Neutron balls, or small fragments with high excitations can explode
  return ((A <= a_cut || Z==0) && 
      (excitation >= be_cut * bindingEnergy(A,Z))
      );
}

explosion() [3/3]

G4bool G4CascadeColliderBase::explosion ( G4InuclNuclei *  target ) const

protectedvirtual

Definition at line 83 of file G4CascadeColliderBase.cc.

                                                                   {
  return target && explosion(target->getA(), target->getZ(), 
                 target->getExitationEnergy()); // in MeV
}

Referenced by G4CascadeDeexcitation::collide(), G4PreCompoundDeexcitation::deExcite(), and explosion().

inelasticInteractionPossible()

G4bool G4CascadeColliderBase::inelasticInteractionPossible ( G4InuclParticle *  bullet, G4InuclParticle *  target, G4double  ekin  ) const

protectedvirtual

Definition at line 111 of file G4CascadeColliderBase.cc.

                                                 {
  if (verboseLevel) {
    G4cout << " >>> " << theName << "::inelasticInteractionPossible" << G4endl;
  }
 
  // If hadron-hadron collision, defer to ElementaryParticleCollider
  if (useEPCollider(bullet, target)) return true;
 
  // See which one of the two (or both) is a nucleus, get properties
  // FIXME:  Should set a = baryon() for both, but that's not in base
  G4InuclNuclei* nuclei_bullet = dynamic_cast<G4InuclNuclei*>(bullet);
  G4double ab = nuclei_bullet ? nuclei_bullet->getA() : 1;  // FIXME
  G4double zb = nuclei_bullet ? nuclei_bullet->getZ() : bullet->getCharge();
  
  G4InuclNuclei* nuclei_target = dynamic_cast<G4InuclNuclei*>(target);
  G4double at = nuclei_target ? nuclei_target->getA() : 1;  // FIXME
  G4double zt = nuclei_target ? nuclei_target->getZ() : target->getCharge();
  
  // VCOL (Coulomb barrier) used for testing if elastic collision necessary
  const G4double coeff = 0.001 * 1.2;
 
  G4double VCOL = coeff * zt * zb / (G4cbrt(at) + G4cbrt(ab)); 
  
  G4bool possible = true;   // Force inelastic; should be (ekin >= VCOL)
 
  if (verboseLevel > 3) {
    G4cout << " VCOL: " << VCOL << " ekin: " << ekin << " inelastic possible: "
       << possible << G4endl;
  }
 
  return possible;
}

Referenced by G4InuclCollider::collide().

rescatter()

virtual void G4CascadeColliderBase::rescatter ( G4InuclParticle *  , G4KineticTrackVector *  , G4V3DNucleus *  , G4CollisionOutput &    )

inlinevirtual

Reimplemented in G4IntraNucleiCascader, and G4InuclCollider.

Definition at line 64 of file G4CascadeColliderBase.hh.

                                   { ; }

setConservationChecks()

virtual void G4CascadeColliderBase::setConservationChecks ( G4bool  doBalance = true )

inlinevirtual

Definition at line 71 of file G4CascadeColliderBase.hh.

                                                            {
    doConservationChecks = doBalance;
  }

Referenced by G4EquilibriumEvaporator::collide().

setVerboseLevel()

void G4CascadeColliderBase::setVerboseLevel ( G4int  verbose = 0 )

virtual

Reimplemented from G4VCascadeCollider.

Reimplemented in G4IntraNucleiCascader, and G4InuclCollider.

Definition at line 66 of file G4CascadeColliderBase.cc.

                                                         {
  G4VCascadeCollider::setVerboseLevel(verbose);
  balance->setVerboseLevel(verbose);
}

Referenced by G4CascadeDeexcitation::collide(), G4EquilibriumEvaporator::collide(), G4IntraNucleiCascader::setVerboseLevel(), G4InuclCollider::setVerboseLevel(), G4InuclCollider::useCascadeDeexcitation(), and G4InuclCollider::usePreCompoundDeexcitation().

useEPCollider()

G4bool G4CascadeColliderBase::useEPCollider ( G4InuclParticle *  bullet, G4InuclParticle *  target  ) const

protectedvirtual

Definition at line 74 of file G4CascadeColliderBase.cc.

                                                       {
  return (dynamic_cast<G4InuclElementaryParticle*>(bullet) &&
      dynamic_cast<G4InuclElementaryParticle*>(target));
}

Referenced by G4InuclCollider::collide(), G4ElementaryParticleCollider::collide(), and inelasticInteractionPossible().

validateOutput() [1/3]

G4bool G4CascadeColliderBase::validateOutput ( G4InuclParticle *  bullet, G4InuclParticle *  target, const std::vector< G4InuclElementaryParticle > &  particles  )

protectedvirtual

Definition at line 165 of file G4CascadeColliderBase.cc.

                                                                    {
  if (!doConservationChecks) return true;   // Skip checks if requested
 
  if (verboseLevel > 1)
    G4cout << " >>> " << theName << "::validateOutput" << G4endl;
 
  balance->setVerboseLevel(verboseLevel);
  balance->collide(bullet, target, particles);
  return balance->okay();           // Returns false if violations
}

validateOutput() [2/3]

G4bool G4CascadeColliderBase::validateOutput ( G4InuclParticle *  bullet, G4InuclParticle *  target, const std::vector< G4InuclNuclei > &  fragments  )

protectedvirtual

Definition at line 178 of file G4CascadeColliderBase.cc.

                                                        {
  if (!doConservationChecks) return true;   // Skip checks if requested
 
  if (verboseLevel > 1)
    G4cout << " >>> " << theName << "::validateOutput" << G4endl;
 
  balance->setVerboseLevel(verboseLevel);
  balance->collide(bullet, target, fragments);
  return balance->okay();           // Returns false if violations
}

validateOutput() [3/3]

G4bool G4CascadeColliderBase::validateOutput ( G4InuclParticle *  bullet, G4InuclParticle *  target, G4CollisionOutput &  output  )

protectedvirtual

Definition at line 149 of file G4CascadeColliderBase.cc.

                                                    {
  if (!doConservationChecks) return true;   // Skip checks if requested
 
  if (verboseLevel > 1)
    G4cout << " >>> " << theName << "::validateOutput" << G4endl;
 
  // Show final state particles
  if (verboseLevel > 2) output.printCollisionOutput();
 
  balance->setVerboseLevel(verboseLevel);
  balance->collide(bullet, target, output);
  return balance->okay();           // Returns false if violations
}

Referenced by G4PreCompoundDeexcitation::collide(), G4BigBanger::collide(), G4ElementaryParticleCollider::collide(), G4EquilibriumEvaporator::collide(), G4Fissioner::collide(), G4NonEquilibriumEvaporator::collide(), and G4InuclCollider::deexcite().

Member Data Documentation

balance

G4CascadeCheckBalance* G4CascadeColliderBase::balance

protected

Definition at line 78 of file G4CascadeColliderBase.hh.

Referenced by setVerboseLevel(), validateOutput(), and ~G4CascadeColliderBase().

doConservationChecks

G4bool G4CascadeColliderBase::doConservationChecks

protected

Definition at line 77 of file G4CascadeColliderBase.hh.

Referenced by G4EquilibriumEvaporator::collide(), setConservationChecks(), and validateOutput().

interCase

G4InteractionCase G4CascadeColliderBase::interCase

protected

Definition at line 76 of file G4CascadeColliderBase.hh.

Referenced by G4InuclCollider::collide(), G4ElementaryParticleCollider::collide(), G4IntraNucleiCascader::finishCascade(), G4IntraNucleiCascader::generateCascade(), G4IntraNucleiCascader::initialize(), G4IntraNucleiCascader::newCascade(), and G4IntraNucleiCascader::setupCascade().

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

• G4CascadeColliderBase.hh
• G4CascadeColliderBase.cc