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geant4/examples/extended/gdml/src/g4rwPrimaryGeneratorAction.cc
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//
// ********************************************************************
// * License and Disclaimer *
// * *
// * The Geant4 software is copyright of the Copyright Holders of *
// * the Geant4 Collaboration. It is provided under the terms and *
// * conditions of the Geant4 Software License, included in the file *
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// * work make any representation or warranty, express or implied, *
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// * This code implementation is the result of the scientific and *
// * technical work of the GEANT4 collaboration. *
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//
//
// $Id: g4rwPrimaryGeneratorAction.cc,v 1.4 2006/06/29 17:21:52 gunter Exp $
// GEANT4 tag $Name: geant4-09-00 $
//
#include "g4rwPrimaryGeneratorAction.hh"
#include "G4Event.hh"
#include "G4ParticleGun.hh"
#include "G4UImanager.hh"
#include "globals.hh"
gogdmlPrimaryGeneratorAction::gogdmlPrimaryGeneratorAction()
{
G4int n_particle = 1;
particleGun = new G4ParticleGun(n_particle);
G4UImanager* UI = G4UImanager::GetUIpointer();
UI->ApplyCommand("/gun/particle geantino");
UI->ApplyCommand("/gun/position 0.0 0.0 0.0 cm");
}
gogdmlPrimaryGeneratorAction::~gogdmlPrimaryGeneratorAction()
{
delete particleGun;
}
void gogdmlPrimaryGeneratorAction::GeneratePrimaries(G4Event* anEvent)
{
G4UImanager* UI = G4UImanager::GetUIpointer();
G4int i = anEvent->GetEventID() % 3;
switch(i)
{
case 0:
UI->ApplyCommand("/gun/direction 0.2 0.0 1.0");
break;
case 1:
UI->ApplyCommand("/gun/direction 0.0 0.3 1.0");
break;
case 2:
UI->ApplyCommand("/gun/direction 0.1 0.0 1.0");
break;
}
particleGun->GeneratePrimaryVertex(anEvent);
}