Gabriele Cosmo
61 lines
2.0 KiB
C++
61 lines
2.0 KiB
C++
// This code implementation is the intellectual property of
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// the GEANT4 collaboration.
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//
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// By copying, distributing or modifying the Program (or any work
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// based on the Program) you indicate your acceptance of this statement,
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// and all its terms.
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//
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// $Id: Em2PrimaryGeneratorAction.cc,v 1.2 1999/12/15 14:49:00 gunter Exp $
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// GEANT4 tag $Name: geant4-01-01 $
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//
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//
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//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
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//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
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#include "Em2PrimaryGeneratorAction.hh"
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#include "Em2DetectorConstruction.hh"
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#include "G4Event.hh"
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#include "G4ParticleTable.hh"
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#include "G4ParticleDefinition.hh"
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//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
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Em2PrimaryGeneratorAction::Em2PrimaryGeneratorAction(
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Em2DetectorConstruction* det)
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:Em2Detector(det)
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{
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G4int n_particle = 1;
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particleGun = new G4ParticleGun(n_particle);
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G4ParticleDefinition* particle
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= G4ParticleTable::GetParticleTable()->FindParticle("e-");
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particleGun->SetParticleDefinition(particle);
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particleGun->SetParticleMomentumDirection(G4ThreeVector(0.,0.,1.));
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particleGun->SetParticleEnergy(5.*GeV);
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G4double position = -0.5*(Em2Detector->GetfullLength());
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particleGun->SetParticlePosition(G4ThreeVector(0.*cm,0.*cm,position));
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}
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//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
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Em2PrimaryGeneratorAction::~Em2PrimaryGeneratorAction()
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{
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delete particleGun;
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}
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//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
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void Em2PrimaryGeneratorAction::GeneratePrimaries(G4Event* anEvent)
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{
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//this function is called at the begining of event
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//
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G4double position = -0.5*(Em2Detector->GetfullLength());
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particleGun->SetParticlePosition(G4ThreeVector(0.*cm,0.*cm,position));
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particleGun->GeneratePrimaryVertex(anEvent);
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}
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//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
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