add geant4 scene and gcompose app

src/HEP/Geant/ActionInitialization.hh

@@ -0,0 +1,18 @@
+#ifndef ActionInitialization_h
+#define ActionInitialization_h
+
+#include "G4VUserActionInitialization.hh"
+
+class ActionInitialization : public G4VUserActionInitialization {
+public:
+  ActionInitialization();
+  ~ActionInitialization();
+
+  // Metodo chiamato solo dal thread principale (Master)
+  virtual void BuildForMaster() const;
+
+  // Metodo chiamato dai thread di lavoro (Worker) o in modalità sequenziale
+  virtual void Build() const;
+};
+
+#endif