#include <PrimaryGeneratorGun1.hh>

Inheritance diagram for PrimaryGeneratorGun1:

Collaboration diagram for PrimaryGeneratorGun1:

Public Member Functions
	PrimaryGeneratorGun1 ()

	~PrimaryGeneratorGun1 ()

virtual void	GeneratePrimaries (G4Event *)

Public Member Functions inherited from G4VUserPrimaryGeneratorAction
	G4VUserPrimaryGeneratorAction ()

virtual	~G4VUserPrimaryGeneratorAction ()

Private Attributes
G4ParticleGun *	fParticleGun

Detailed Description

Definition at line 46 of file PrimaryGeneratorGun1.hh.

Constructor & Destructor Documentation

◆ PrimaryGeneratorGun1()

PrimaryGeneratorGun1::PrimaryGeneratorGun1 ( )

Definition at line 47 of file PrimaryGeneratorGun1.cc.

  : G4VUserPrimaryGeneratorAction(), fParticleGun(0)
 {
   // default particle kinematic
   //
   G4int n_particle = 1;
   fParticleGun  = new G4ParticleGun(n_particle);
     
   G4ParticleDefinition* particle
            = G4ParticleTable::GetParticleTable()->FindParticle("geantino");
   fParticleGun->SetParticleDefinition(particle);
   fParticleGun->SetParticleEnergy(1*eV);          
   fParticleGun->SetParticlePosition(G4ThreeVector(0., 0., 0.));
 }

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◆ ~PrimaryGeneratorGun1()

PrimaryGeneratorGun1::~PrimaryGeneratorGun1 ( )

Definition at line 64 of file PrimaryGeneratorGun1.cc.

 {
   delete fParticleGun;  
 }

Member Function Documentation

◆ GeneratePrimaries()

void PrimaryGeneratorGun1::GeneratePrimaries ( G4Event * anEvent )

virtual

Implements G4VUserPrimaryGeneratorAction.

Definition at line 71 of file PrimaryGeneratorGun1.cc.

 {
     //this function is called at the begining of event
     //
     //distribution uniform in solid angle
     //
     G4double cosTheta = 2*G4UniformRand() - 1., phi = twopi*G4UniformRand();
     G4double sinTheta = std::sqrt(1. - cosTheta*cosTheta);
     G4double ux = sinTheta*std::cos(phi),
              uy = sinTheta*std::sin(phi),
              uz = cosTheta;
 
     fParticleGun->SetParticleMomentumDirection(G4ThreeVector(ux,uy,uz));
     fParticleGun->GeneratePrimaryVertex(anEvent);
 }

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Member Data Documentation

◆ fParticleGun

G4ParticleGun* PrimaryGeneratorGun1::fParticleGun

private

Definition at line 56 of file PrimaryGeneratorGun1.hh.

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

Public Member Functions

Private Attributes