recalculate FOV only on movement or door opening

game/world_tools.py

@@ -46,10 +46,10 @@ def new_world() -> Registry:
     map.transparent[:] = True
 
     rng = world[None].components[Random] = Random()
-
+    player_pos = Position(5,5)
     world.new_entity(
         components={
-            Position: Position(5,5),
+            Position: player_pos,
             Graphic: Graphic(ord('@')),
             Gold: 0
         },
@@ -77,6 +77,8 @@ def new_world() -> Registry:
         else:
             add_wall(world, Position(10, i))
 
+    cam_pos = world_pos_to_map_pos(player_pos)
+    map.compute_fov(cam_pos.x, cam_pos.y)
     return world