public float GetBrightness()
{
var error = EVRSettingsError.None;
var gain = vrSettings.GetFloat("steamvr", "analogGain", ref error);
if (error != EVRSettingsError.None)
{
var message = vrSettings.GetSettingsErrorNameFromEnum(error);
throw new Exception($"Failed to get display brightness: {message}");
}
return((float)Math.Pow(gain, 1 / 2.2));
}
