SiEIC event visualization

src/ConceptDetectors/SiEIC/bin/sieic_sim

@@ -90,10 +90,10 @@ def run(args):
     if args.input_file == None:
         gun = DDG4.GeneratorAction(kernel, 'Geant4ParticleGun/Gun')
         gun.Standalone = False
-        gun.energy = 10 * GeV
-        gun.particle = 'mu-'
+        gun.energy = 5 * GeV
+        gun.particle = args.pgun_species
         gun.isotrop = True
-        gun.Distribution = 'eta'
+        gun.Distribution = 'uniform'
         gen_action.adopt(gun)
     else:
         params = {}
@@ -166,6 +166,12 @@ def define_args(parser):
             dest='run_ui',
             help='run a UI'
             )
+    parser.add_argument(
+            '-p', '--pgun',
+            dest='pgun_species',
+            default='mu-',
+            help='particle gun species'
+            )
 
 if __name__ == '__main__':
     parser = argparse.ArgumentParser(description='sieic_sim')