--- deliantra/server/random_maps/random_map.h	2008/04/15 03:00:24	1.19
+++ deliantra/server/random_maps/random_map.h	2008/04/15 18:43:11	1.20
@@ -126,6 +126,17 @@
 // needs a minimum size of at least 12
 #define MIN_RANDOM_MAP_SIZE 12
 
+// reference
+//
+// \0  floor only
+// #   wall
+// D   door
+// <   up
+// >   down
+// C   "center" (of onion layout)
+// .   ?? (rogue)
+//
+
 struct LayoutData : zero_initialised
 {
   char **col;