Sector wave spawning fixes

core/src/mindustry/ui/Bar.java

@@ -62,6 +62,10 @@ public class Bar extends Element{
         update(() -> this.name = name.get());
     }
 
+    public void snap(){
+        lastValue = value = fraction.get();
+    }
+
     public Bar outline(Color color, float stroke){
         outlineColor.set(color);
         outlineRadius = Scl.scl(stroke);

core/src/mindustry/ui/fragments/LoadingFragment.java

@@ -56,11 +56,16 @@ public class LoadingFragment extends Fragment{
         bar.set(() -> ((int)(progress.get() * 100) + "%"), progress, Pal.accent);
     }
 
+    public void snapProgress(){
+        bar.snap();
+    }
+
     public void setProgress(float progress){
         progValue = progress;
         if(!bar.visible){
             setProgress(() -> progValue);
         }
+
     }
 
     public void setButton(Runnable listener){