Improve focusing on selected object in Editor

#328

Source/Engine/Level/Actor.cpp

@@ -1139,20 +1139,28 @@ BoundingBox Actor::GetBoxWithChildren() const
 
 #if USE_EDITOR
 
+BoundingBox Actor::GetEditorBox() const
+{
+    return GetBox();
+}
+
 BoundingBox Actor::GetEditorBoxChildren() const
 {
     BoundingBox result = GetEditorBox();
-
     for (int32 i = 0; i < Children.Count(); i++)
     {
         BoundingBox::Merge(result, Children[i]->GetEditorBoxChildren(), result);
     }
-
     return result;
 }
 
 #endif
 
+bool Actor::HasContentLoaded() const
+{
+    return true;
+}
+
 void Actor::UnregisterObjectHierarchy()
 {
     if (IsRegistered())
@@ -1170,6 +1178,10 @@ void Actor::UnregisterObjectHierarchy()
     }
 }
 
+void Actor::Draw(RenderContext& renderContext)
+{
+}
+
 void Actor::DrawGeneric(RenderContext& renderContext)
 {
     // Generic drawing uses only GBuffer Fill Pass and simple frustum culling (see SceneRendering for more optimized drawing)