seems to work with different geometries

src/G4System.cc

@@ -11,16 +11,19 @@ void G4System::init(ConstructionWrapper &CW){
 
   bool first_init=true;
 
+
   if(runManager == nullptr){
     // Construct the default run manager
     //
     runManager =
       G4RunManagerFactory::CreateRunManager(G4RunManagerType::Default);
     runManager->SetNumberOfThreads(20);//more doesn't make sense
+    runManager->SetVerboseLevel(0);
   }
   else{
+    
      // Abort the current run
-     G4RunManager::GetRunManager()->AbortRun(true);
+     //G4RunManager::GetRunManager()->AbortRun(true);
      first_init = false;
      //delete actionInitialization;
      //delete detConstruction;
@@ -28,6 +31,7 @@ void G4System::init(ConstructionWrapper &CW){
   }
 
 
+
   G4String session;
   ui = nullptr;
   if ( gui ) {
@@ -36,10 +40,11 @@ void G4System::init(ConstructionWrapper &CW){
 
   // Set mandatory initialization classes
   //
-  
-  detConstruction = new B4::DetectorConstruction(&CW);
   if(first_init){
+    
+     detConstruction = new B4::DetectorConstruction(&CW);
      runManager->SetUserInitialization(detConstruction);
+
      auto physicsList = new FTFP_BERT;
      runManager->SetUserInitialization(physicsList);
 
@@ -47,26 +52,25 @@ void G4System::init(ConstructionWrapper &CW){
     runManager->SetUserInitialization(actionInitialization);
   }
   else{
-    actionInitialization->setDetectorConstruction(detConstruction);
-
-    G4RunManager::GetRunManager()->GeometryHasBeenModified();
-    G4RunManager::GetRunManager()->ReinitializeGeometry(true);
-    //runManager->SetUserInitialization(detConstruction);
+    detConstruction->setConstructionWrapper(&CW);
+    runManager->ReinitializeGeometry(true);
   }
 
   if(visManager == nullptr){
-   // Initialize visualization
-  //
-  visManager = new G4VisExecutive;
-  // G4VisExecutive can take a verbosity argument - see /vis/verbose guidance.
-  // G4VisManager* visManager = new G4VisExecutive("Quiet");
-  
-  visManager->Initialize();
+      // Initialize visualization
+     //
+     visManager = new G4VisExecutive;
+     // G4VisExecutive can take a verbosity argument - see /vis/verbose guidance.
+     // G4VisManager* visManager = new G4VisExecutive("Quiet");
+     
+     visManager->Initialize();
   }
 
   // Get the pointer to the User Interface manager
   UImanager = G4UImanager::GetUIpointer();
 
+  runManager->Initialize();
+
   // Process macro or start UI session
   //
 }