For example, when a user plugs in a joystick that normally needs drivers to run, DirectX has a generic driver that the joystick can be used so you can enjoy your favorite games with the desired game controller too.ĭirect3D 11 is out and ready for use by your game today to exploit the latest in video hardware features as well as the current generation machines. Games that run in the Windows operating system rely on DirectX because it provides an assortment of drivers and tools that are designed to optimize the game’s use of the available peripherals in the target computer. Microsoft’s DirectX is a free API (Application Programming Interface) that gives multimedia applications the power to work on Windows-based computers.