fix snow and exposure

core/steam_manager/achievement_manager.gd

@@ -35,6 +35,8 @@ func _on_global_percentages_ready(_game: int, _result: int) -> void:
 	pass
 
 func unlock(api_name: String) -> void:
+	if not SteamManager.is_on_steam:
+		return
 	if not KNOWN.has(api_name):
 		push_warning("Achievement unknown: %s" % api_name)
 		return
@@ -47,17 +49,25 @@ func unlock(api_name: String) -> void:
 	unlocked.emit(api_name)
 
 func is_unlocked(api_name: String) -> bool:
+	if not SteamManager.is_on_steam:
+		return false
 	var data: Dictionary = Steam.getAchievement(api_name)
 	return data.get("achieved", false)
 
 func get_display_name(api_name: String) -> String:
+	if not SteamManager.is_on_steam:
+		return ""
 	return Steam.getAchievementDisplayAttribute(api_name, "name")
 
 func get_description(api_name: String) -> String:
+	if not SteamManager.is_on_steam:
+		return ""
 	return Steam.getAchievementDisplayAttribute(api_name, "desc")
 
 #Global percentage of player who have unlocked the achievement
 func get_global_percent(api_name: String) -> float:
+	if not SteamManager.is_on_steam:
+		return 0.0
 	var data: Dictionary = Steam.getAchievementAchievedPercent(api_name)
 	if not data.get("ret", false):
 		return -1.0   #global percentage not yet available
@@ -65,9 +75,10 @@ func get_global_percent(api_name: String) -> float:
 	
 #for development only: reset an achievement
 func clear(api_name: String) -> void:
+	if not SteamManager.is_on_steam:
+		return
 	Steam.clearAchievement(api_name)
 	Steam.storeStats()
 
-func _on_achievement_stored(_game: int, _group: bool, api_name: String,
-		current: int, maximum: int) -> void:
+func _on_achievement_stored(_game: int, _group: bool, api_name: String, current: int, maximum: int) -> void:
 	print("Achievement confirmed by server: %s (%d/%d)" % [api_name, current, maximum])