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G4RayShooter.cc
Go to the documentation of this file. Or view the newest version in sPHENIX GitHub for file G4RayShooter.cc
1 //
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5 // * The Geant4 software is copyright of the Copyright Holders of *
6 // * the Geant4 Collaboration. It is provided under the terms and *
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25 //
26 //
27 //
28 
29 #include "G4RayShooter.hh"
30 #include "G4SystemOfUnits.hh"
31 #include "G4PrimaryParticle.hh"
32 #include "G4Event.hh"
33 #include "G4ParticleTable.hh"
34 #include "G4ParticleDefinition.hh"
35 #include "globals.hh"
36 
37 
39 {
41 }
42 
44 {
48  particle_energy = 1.0*GeV;
50  particle_time = 0.0;
52 }
53 
55 {
56 }
57 
59 {
61  {
63  G4String particleName;
64  particle_definition = particleTable->FindParticle(particleName="geantino");
66  {
67  G4String msg;
68  msg = " G4RayTracer uses geantino to trace the ray, but your physics list does not\n";
69  msg += "define G4Geantino. Please add G4Geantino in your physics list.";
70  G4Exception("G4RayShooter::Shoot","RayTracer001",FatalException,msg);
71  }
72  }
73 
74  // create a new vertex
76 
77  // create new primaries and set them to the vertex
81  particle->SetKineticEnergy( particle_energy );
82  particle->SetMass( mass );
83  particle->SetMomentumDirection( direc );
87  vertex->SetPrimary( particle );
88 
89  evt->AddPrimaryVertex( vertex );
90 }
91 
92