Work on room generation/laser run past

src/Dodge/Data/GenWorld.hs

@@ -24,7 +24,7 @@ import System.Random
 data GenWorld = GenWorld
     { _gwWorld :: World
     , _genRooms :: IM.IntMap Room
-    , _genPmnt :: IM.IntMap Placement
+    , _genPmnt :: IM.IntMap Placement  -- stored generated placements
     , _genInts :: IM.IntMap Int
     }
 
@@ -138,7 +138,8 @@ data Room = Room
     , _rmPos :: [RoomPos]
     , _rmPath :: S.Set (Point2, Point2)
     , _rmPmnts :: [Placement]
-    , _rmInPmnt :: [(Int,GenWorld -> Placement)]
+    , _rmInPmnt :: [(Int,GenWorld -> Placement)]  -- so far as I can tell,
+        -- the first Int only determines the order in which these are applied
     , _rmBound :: [[Point2]]
     , _rmFloor :: Floor
     , _rmName :: String