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PrimaryGeneratorAction.cc
Go to the documentation of this file.
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// * Neither the authors of this software system, nor their employing *
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//
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//
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// $Id: PrimaryGeneratorAction.cc 68036 2013-03-13 14:13:45Z gcosmo $
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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 "PrimaryGeneratorAction.hh"
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#include "DetectorConstruction.hh"
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#include "
G4ParticleGun.hh
"
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#include "
G4ParticleDefinition.hh
"
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#include "
G4Event.hh
"
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#include "
G4SystemOfUnits.hh
"
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//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
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PrimaryGeneratorAction::PrimaryGeneratorAction
(
DetectorConstruction
* det)
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:
G4VUserPrimaryGeneratorAction
(),fParticleGun(0),fDetector(det)
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{
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fParticleGun =
new
G4ParticleGun
(1);
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fParticleGun->
SetParticleEnergy
(100 *
GeV
);
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fParticleGun->
SetParticleMomentumDirection
(
G4ThreeVector
(1., 0., 0.));
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}
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//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
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PrimaryGeneratorAction::~PrimaryGeneratorAction
()
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{
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delete
fParticleGun;
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}
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//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
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void
PrimaryGeneratorAction::GeneratePrimaries
(
G4Event
* anEvent)
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{
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//this function is called at the begining of event
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if
(0 == anEvent->
GetEventID
()) {
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G4double
x0 = -0.5*(fDetector->
GetWorldSizeX
()) + 1*
um
;
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fParticleGun->
SetParticlePosition
(
G4ThreeVector
(x0,0.0,0.0));
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}
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fParticleGun->
GeneratePrimaryVertex
(anEvent);
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}
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//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
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DetectorConstruction::GetWorldSizeX
G4double GetWorldSizeX()
Definition:
DetectorConstruction.hh:63
G4ThreeVector
CLHEP::Hep3Vector G4ThreeVector
Definition:
G4ThreeVector.hh:42
G4ParticleGun::SetParticleMomentumDirection
void SetParticleMomentumDirection(G4ParticleMomentum aMomentumDirection)
Definition:
G4ParticleGun.hh:96
G4ParticleGun::GeneratePrimaryVertex
virtual void GeneratePrimaryVertex(G4Event *evt)
Definition:
G4ParticleGun.cc:212
G4Event::GetEventID
G4int GetEventID() const
Definition:
G4Event.hh:151
G4VPrimaryGenerator::SetParticlePosition
void SetParticlePosition(G4ThreeVector aPosition)
Definition:
G4VPrimaryGenerator.hh:69
um
static constexpr double um
Definition:
G4SIunits.hh:113
PrimaryGeneratorAction::GeneratePrimaries
void GeneratePrimaries(G4Event *)
Definition:
PrimaryGeneratorAction.cc:74
G4ParticleDefinition.hh
G4ParticleGun::SetParticleEnergy
void SetParticleEnergy(G4double aKineticEnergy)
Definition:
G4ParticleGun.cc:132
GeV
static constexpr double GeV
Definition:
G4SIunits.hh:217
G4ParticleGun
Definition:
G4ParticleGun.hh:62
DetectorConstruction
Detector construction class to define materials and geometry.
Definition:
DetectorConstruction.hh:46
G4ParticleGun.hh
G4double
double G4double
Definition:
G4Types.hh:76
PrimaryGeneratorAction::~PrimaryGeneratorAction
~PrimaryGeneratorAction()
Definition:
PrimaryGeneratorAction.cc:54
G4SystemOfUnits.hh
G4Event.hh
PrimaryGeneratorAction::PrimaryGeneratorAction
PrimaryGeneratorAction()
Definition:
PrimaryGeneratorAction.cc:44
G4Event
Definition:
G4Event.hh:52
G4VUserPrimaryGeneratorAction
Definition:
G4VUserPrimaryGeneratorAction.hh:48
source
geant4.10.03.p03
examples
extended
exoticphysics
monopole
src
PrimaryGeneratorAction.cc
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