--- libgender/entity.h	2004/10/04 02:06:57	1.13
+++ libgender/entity.h	2004/10/05 03:39:47	1.17
@@ -17,7 +17,7 @@
   vector<octant *> o;
   box bbox;
 
-  virtual void update_bbox ();
+  virtual void update ();
   virtual void show () { world.add (this); };
   void hide ();
   void display (draw_context &ctx);
@@ -28,8 +28,14 @@
 };
 
 struct entity_container : entity_base, protected vector<entity_base *> {
-  void add (entity_base *e) { push_back (e); e->parent = this; }
-  void update_bbox ();
+  void add (entity_base *e)
+  {
+    push_back (e);
+    e->parent = this;
+    update ();
+  }
+
+  void update ();
   void show ();
   void draw (draw_context &ctx);
   ~entity_container ();
@@ -44,6 +50,7 @@
   {
     this->e = e;
     e->parent = this;
+    update ();
   }
 
   void remove ()
@@ -54,7 +61,7 @@
 
   entity_base *content () { return e; };
 
-  void update_bbox ();
+  void update ();
   void show ();
   void draw (draw_context &ctx);
   ~entity_filter ();
@@ -86,7 +93,7 @@
 
 template<GLenum type>
 struct entity_opengl1d : entity_opengl, vector<vertex1d> {
-  void update_bbox ();
+  void update ();
   void draw (draw_context &ctx);
 };
 
@@ -96,7 +103,6 @@
 
   void set (const vector<vertex2d> &v);
   void draw (draw_context &ctx);
-
 };
 
 typedef entity_opengl1d<GL_POINTS>         entity_points;
@@ -111,13 +117,18 @@
 typedef entity_opengl2d<GL_POLYGON>        entity_polygon;
 
 struct entity_transform : entity_filter {
-  gl_matrix m;
+protected:
+  matrix m;
+  void renormalize ();
+public:
 
   entity_transform ();
 
-  void update_bbox ();
+  void update ();
   void show ();
   void draw (draw_context &ctx);
+  void set_matrix (const matrix &xfrm);
+  void update (const matrix &xfrm);
 };
 
 struct entity_anim : entity_transform {