/// <summary>
/// Check if there is joy stick connect to
/// the pc.
///
/// SOURCE(jenchieh): http://answers.unity3d.com/questions/218477/how-can-i-detect-if-a-gamepad-is-present.html
/// </summary>
/// <returns>
/// true: is connected
/// false: nothing is detected.
/// </returns>
public static bool IsJoystickConnected()
{
return(!JCS_Utility.IsArrayEmpty(Input.GetJoystickNames()));
}