G4RayShooter Class Reference

#include <G4RayShooter.hh>

Public Member Functions
	G4RayShooter ()
void	Shoot (G4Event *evt, G4ThreeVector vtx, G4ThreeVector direc)
virtual	~G4RayShooter ()

Private Member Functions
void	SetInitialValues ()

Private Attributes
G4ParticleDefinition *	particle_definition = nullptr
G4double	particle_energy = 0.0
G4ParticleMomentum	particle_momentum_direction
G4ThreeVector	particle_polarization
G4ThreeVector	particle_position
G4double	particle_time = 0.0

Detailed Description

Definition at line 47 of file G4RayShooter.hh.

Constructor & Destructor Documentation

G4RayShooter()

G4RayShooter::G4RayShooter

(

)

Definition at line 39 of file G4RayShooter.cc.

{
  SetInitialValues();
}

References SetInitialValues().

~G4RayShooter()

G4RayShooter::~G4RayShooter ( )

virtual

Definition at line 53 of file G4RayShooter.cc.

{
}

Member Function Documentation

SetInitialValues()

void G4RayShooter::SetInitialValues ( )

private

Definition at line 44 of file G4RayShooter.cc.

{
  G4ThreeVector zero;
  particle_momentum_direction = (G4ParticleMomentum)zero;
  particle_energy = 1.0*GeV;
  particle_position = zero;
  particle_polarization = zero;
}

References GeV, particle_energy, particle_momentum_direction, particle_polarization, particle_position, and anonymous_namespace{G4CascadeDeexciteBase.cc}::zero.

Referenced by G4RayShooter().

Shoot()

void G4RayShooter::Shoot	(	G4Event *	evt,
		G4ThreeVector	vtx,
		G4ThreeVector	direc
	)

Definition at line 57 of file G4RayShooter.cc.

{
  if(particle_definition == nullptr)
  {
    G4ParticleTable* particleTable = G4ParticleTable::GetParticleTable();
    G4String particleName;
    particle_definition = particleTable->FindParticle(particleName="geantino");
    if(particle_definition == nullptr)
    {
      G4String msg;
      msg = "G4RayTracer uses geantino to trace the ray, but your physics list does not\n";
      msg += "define G4Geantino. Please add G4Geantino in your physics list.";
      G4Exception("G4RayShooter::Shoot()", "RayTracer001", FatalException, msg);
    }
  }
 
  // Create a new vertex
  //
  G4PrimaryVertex* vertex = new G4PrimaryVertex(vtx,particle_time);
 
  // Create new primaries and set them to the vertex
  //
  G4double mass = particle_definition->GetPDGMass();
  G4PrimaryParticle* particle = new G4PrimaryParticle(particle_definition);
  particle->SetKineticEnergy( particle_energy );
  particle->SetMass( mass );
  particle->SetMomentumDirection( direc );
  particle->SetPolarization(particle_polarization.x(),
                            particle_polarization.y(),
                            particle_polarization.z());
  vertex->SetPrimary( particle );
 
  evt->AddPrimaryVertex( vertex );
}

References G4Event::AddPrimaryVertex(), FatalException, G4ParticleTable::FindParticle(), G4Exception(), G4ParticleTable::GetParticleTable(), G4ParticleDefinition::GetPDGMass(), particle_definition, particle_energy, particle_polarization, particle_time, G4PrimaryParticle::SetKineticEnergy(), G4PrimaryParticle::SetMass(), G4PrimaryParticle::SetMomentumDirection(), G4PrimaryParticle::SetPolarization(), G4PrimaryVertex::SetPrimary(), CLHEP::Hep3Vector::x(), CLHEP::Hep3Vector::y(), and CLHEP::Hep3Vector::z().

Referenced by G4TheRayTracer::CreateBitMap(), and G4MaterialScanner::DoScan().

Field Documentation

particle_definition

G4ParticleDefinition* G4RayShooter::particle_definition = nullptr

private

Definition at line 63 of file G4RayShooter.hh.

Referenced by Shoot().

particle_energy

G4double G4RayShooter::particle_energy = 0.0

private

Definition at line 65 of file G4RayShooter.hh.

Referenced by SetInitialValues(), and Shoot().

particle_momentum_direction

G4ParticleMomentum G4RayShooter::particle_momentum_direction

private

Definition at line 64 of file G4RayShooter.hh.

Referenced by SetInitialValues().

particle_polarization

G4ThreeVector G4RayShooter::particle_polarization

private

Definition at line 68 of file G4RayShooter.hh.

Referenced by SetInitialValues(), and Shoot().

particle_position

G4ThreeVector G4RayShooter::particle_position

private

Definition at line 66 of file G4RayShooter.hh.

Referenced by SetInitialValues().

particle_time

G4double G4RayShooter::particle_time = 0.0

private

Definition at line 67 of file G4RayShooter.hh.

Referenced by Shoot().

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

• source/event/include/G4RayShooter.hh
• source/event/src/G4RayShooter.cc