public void LoasSettings()
    {
        game_set                 = JsonUtility.FromJson <game_set>(File.ReadAllText(Application.persistentDataPath + "/DBsettings.json"));
        antiADropdown.value      = game_set.antiA;
        vSyncDropdown.value      = game_set.vSync;
        textureQDrowdown.value   = game_set.vSync;
        resolutionDropdown.value = game_set.resIndex;
        fullscreenToggle.isOn    = game_set.fullscreen;
        Screen.fullScreen        = game_set.fullscreen;

        resolutionDropdown.RefreshShownValue();
    }
    void OnEnable()
    {
        game_set = new game_set();

        fullscreenToggle.onValueChanged.AddListener(delegate { OnFullScreenToggle(); });
        resolutionDropdown.onValueChanged.AddListener(delegate { OnResolutionChange(); });
        textureQDrowdown.onValueChanged.AddListener(delegate { OnTextureQChange(); });
        antiADropdown.onValueChanged.AddListener(delegate { OnAntiAChange(); });
        vSyncDropdown.onValueChanged.AddListener(delegate { OnVsyncChange(); });
        applyButton.onClick.AddListener(delegate { OnApplyButtonClick(); });

        resolutions = Screen.resolutions;
        foreach (Resolution resolution in resolutions)
        {
            resolutionDropdown.options.Add(new Dropdown.OptionData(resolution.ToString()));
        }
        LoasSettings();
    }