fix switching multiple times in one frame

overcooked_simulator/gui_2d_vis/overcooked_gui.py

@@ -348,20 +348,19 @@ class PyGameGUI:
                     self.send_action(action)
 
                 # interact = Button X <-> 2
-                if event.button == 2:
-                    if event.type == pygame.JOYBUTTONDOWN:
-                        action = Action(
-                            current_player_name, ActionType.INTERACT, InterActionData.START
-                        )
-                        self.send_action(action)
+                if joysticks[key_set.joystick].get_button(2) and event.type == pygame.JOYBUTTONDOWN:
+                    action = Action(
+                        current_player_name, ActionType.INTERACT, InterActionData.START
+                    )
+                    self.send_action(action)
                     # stop interaction if last pressed button was X <-> 2
-                    elif event.type == pygame.JOYBUTTONUP:
-                        action = Action(
-                            current_player_name, ActionType.INTERACT, InterActionData.STOP
-                        )
-                        self.send_action(action)
+                if event.button == 2 and event.type == pygame.JOYBUTTONUP:
+                    action = Action(
+                        current_player_name, ActionType.INTERACT, InterActionData.STOP
+                    )
+                    self.send_action(action)
                 # switch button Y <-> 3
-                if event.button == 3 and not CONNECT_WITH_STUDY_SERVER:
+                if joysticks[key_set.joystick].get_button(3) and not CONNECT_WITH_STUDY_SERVER:
                     if event.type == pygame.JOYBUTTONDOWN:
                         key_set.next_player()