--- libgender/entity.h	2004/10/04 02:06:57	1.13
+++ libgender/entity.h	2004/10/04 07:04:58	1.15
@@ -28,7 +28,13 @@
 };
 
 struct entity_container : entity_base, protected vector<entity_base *> {
-  void add (entity_base *e) { push_back (e); e->parent = this; }
+  void add (entity_base *e)
+  {
+    push_back (e);
+    e->parent = this;
+    update_bbox ();
+  }
+
   void update_bbox ();
   void show ();
   void draw (draw_context &ctx);
@@ -44,6 +50,7 @@
   {
     this->e = e;
     e->parent = this;
+    update_bbox ();
   }
 
   void remove ()
@@ -96,7 +103,6 @@
 
   void set (const vector<vertex2d> &v);
   void draw (draw_context &ctx);
-
 };
 
 typedef entity_opengl1d<GL_POINTS>         entity_points;