Import Geant4 9.4.0 source tree

environments/g4py/examples/gdml/python3/read_gdml.py

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+#!/usr/bin/python3
+# ==================================================================
+# An example for reading a GDML file
+#
+# ==================================================================
+from Geant4 import *
+import g4py.ExN01pl, g4py.ParticleGun
+
+# ==================================================================
+# user actions in python
+# ==================================================================
+class MyDetectorConstruction(G4VUserDetectorConstruction):
+  "My Detector Construction"
+
+  def __init__(self):
+    G4VUserDetectorConstruction.__init__(self)
+    self.world= None
+    self.gdml_parser= G4GDMLParser()
+
+  # -----------------------------------------------------------------
+  def __del__(self):
+    pass
+    
+  # -----------------------------------------------------------------
+  def Construct(self):
+    self.gdml_parser.Read("qgeom.gdml")
+    self.world= self.gdml_parser.GetWorldVolume()
+
+    return self.world
+
+
+# ==================================================================
+# main
+# ==================================================================
+# set geometry
+myDC= MyDetectorConstruction()
+gRunManager.SetUserInitialization(myDC)
+
+# minimal physics list
+g4py.ExN01pl.Construct()
+
+# set primary generator action
+g4py.ParticleGun.Construct()
+
+# initialize
+gRunManager.Initialize()
+
+# visualization
+gApplyUICommand("/vis/open OGLIX")
+gApplyUICommand("/vis/scene/create")
+gApplyUICommand("/vis/scene/add/volume")
+gApplyUICommand("/vis/sceneHandler/attach")
+gApplyUICommand("/vis/viewer/set/viewpointThetaPhi 90. -90.")
+

environments/g4py/examples/gdml/python3/write_gdml.py

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+#!/usr/bin/python3
+# ==================================================================
+# An example of writing a GDML file
+#
+# ==================================================================
+from Geant4 import *
+import g4py.Qmaterials, g4py.Qgeom
+import g4py.ExN01pl, g4py.ParticleGun
+
+# ==================================================================
+# main
+# ==================================================================
+# set geometry
+g4py.Qmaterials.Construct()
+g4py.Qgeom.Construct()
+
+# minimal physics list
+g4py.ExN01pl.Construct()
+
+# set primary generator action
+g4py.ParticleGun.Construct()
+
+# initialize
+gRunManager.Initialize()
+
+# visualization
+gApplyUICommand("/vis/open OGLIX")
+gApplyUICommand("/vis/scene/create")
+gApplyUICommand("/vis/scene/add/volume")
+gApplyUICommand("/vis/sceneHandler/attach")
+gApplyUICommand("/vis/viewer/set/viewpointThetaPhi 90. -90.")
+
+# write to a GDML file
+print("\n*** write to a GDML file...")
+navigator= gTransportationManager.GetNavigatorForTracking()
+world_volume= navigator.GetWorldVolume()
+
+gdml_parser = G4GDMLParser()
+gdml_parser.Write("qgeom.gdml", world_volume)
+
+