19 lines
710 B
C++
19 lines
710 B
C++
#include "PrimaryGeneratorAction.h"
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#include "G4ParticleTable.hh"
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#include "G4SystemOfUnits.hh"
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PrimaryGeneratorAction::PrimaryGeneratorAction() {
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auto table = G4ParticleTable::GetParticleTable();
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fParticleGun = new G4ParticleGun(1);
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fParticleGun->SetParticleDefinition(table->FindParticle("gamma"));
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fParticleGun->SetParticlePosition(G4ThreeVector(0, 0, 555. / 2 * mm));
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fParticleGun->SetParticleMomentumDirection(G4ThreeVector(0, 0, -1));
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fParticleGun->SetParticleEnergy(1 * MeV);
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}
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PrimaryGeneratorAction::~PrimaryGeneratorAction() { delete fParticleGun; }
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void PrimaryGeneratorAction::GeneratePrimaries(G4Event* e) { fParticleGun->GeneratePrimaryVertex(e); }
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