Use same size parameter for both window scaling methods,

fixed position of items held by the player in gui

overcooked_simulator/pygame_gui/pygame_gui.py

@@ -104,18 +104,14 @@ class PyGameGUI:
             self.visualization_config = yaml.safe_load(file)
 
         if self.visualization_config["GameWindow"]["WhatIsFixed"] == "window_width":
-            self.window_width = self.visualization_config["GameWindow"][
-                "FixedWindowWidth"
-            ]
+            self.window_width = self.visualization_config["GameWindow"]["size"]
             kitchen_aspect_ratio = (
                 simulator.env.kitchen_height / simulator.env.kitchen_width
             )
             self.window_height = int(self.window_width * kitchen_aspect_ratio)
             self.grid_size = int(self.window_width / simulator.env.kitchen_width)
         elif self.visualization_config["GameWindow"]["WhatIsFixed"] == "grid":
-            self.grid_size = self.visualization_config["GameWindow"][
-                "KitchenGridSizePixels"
-            ]
+            self.grid_size = self.visualization_config["GameWindow"]["size"]
             self.window_width, self.window_height = (
                 simulator.env.kitchen_width * self.grid_size,
                 simulator.env.kitchen_height * self.grid_size,
@@ -282,7 +278,9 @@ class PyGameGUI:
                 )
 
             if player.holding is not None:
-                holding_item_pos = player.pos + (20 * player.facing_direction)
+                holding_item_pos = (player.pos * self.grid_size) + (
+                    20 * player.facing_direction
+                )
                 self.draw_item(holding_item_pos, player.holding)
 
             if player.current_nearest_counter:

overcooked_simulator/pygame_gui/visualization.yaml

@@ -2,8 +2,7 @@
 
 GameWindow:
   WhatIsFixed: window_width  # entweder grid oder window_width
-  KitchenGridSizePixels: 30
-  FixedWindowWidth: 800
+  size: 600
 
 Kitchen:
   ground_tiles_color: sgigray76