Simple styling of the rooms done.

worldbuilder.cpp

@@ -21,6 +21,16 @@ void big_donut() {
   // maze.hunt_and_kill({11,11});
 }
 
+void WorldBuilder::stylize_rooms() {
+  auto& tiles = $map.tiles();
+
+  for(auto& room : $map.rooms()) {
+    for(matrix::box it{tiles, room.x, room.y, room.width+1, room.height+1}; it.next();) {
+      if(tiles[it.y][it.x] == 1) tiles[it.y][it.x] = 2;
+    }
+  }
+}
+
 void WorldBuilder::generate_map() {
   maze::Builder maze($map);
 
@@ -37,6 +47,8 @@ void WorldBuilder::generate_map() {
 
   $map.enclose();
   $map.init_tiles();
+
+  stylize_rooms();
 }
 
 bool WorldBuilder::find_open_spot(Point& pos_out) {