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RE02PrimaryGeneratorAction.cc
Go to the documentation of this file. Or view the newest version in sPHENIX GitHub for file RE02PrimaryGeneratorAction.cc
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25 //
28 //
29 //
30 //
31 
33 
34 #include "G4Event.hh"
35 #include "G4ParticleGun.hh"
36 #include "G4ParticleTable.hh"
37 #include "G4ParticleDefinition.hh"
38 #include "Randomize.hh"
39 #include "globals.hh"
40 #include "G4SystemOfUnits.hh"
41 
42 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
43 //
46  fParticleGun(0)
47 {
48  G4int n_particle = 1;
49  fParticleGun = new G4ParticleGun(n_particle);
50 
51 // default particle
53  G4ParticleDefinition* particle = particleTable->FindParticle("proton");
57 //
58 // default beam position
59  G4double position = -200./2.*cm;
60 //
61 // Initial beam spot size in sigma.; This is not a part of ParticleGun.
62  fSigmaPosition = 10.* mm;
63 
64 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
65 //
67 }
68 
69 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
70 //
72 {
73  delete fParticleGun;
74 }
75 
76 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
77 //
79 {
80 
84  position.setX(dx);
85  position.setY(dy);
88 }