camera improve

scripts/player.gd

@@ -80,8 +80,11 @@ func _process(delta):
 	
 	# set camera 
 	if position.y <= 32:
-		camera_2d.limit_bottom = 32
-		camera_2d.limit_top = -1000
+		if position.y < -640:
+			camera_2d.limit_bottom = -640
+		else:
+			camera_2d.limit_bottom = 32
+			camera_2d.limit_top = -1000
 	else:
 		camera_2d.limit_bottom = 272
 		camera_2d.limit_top = 32