how does x write to display cards

[Glynn Clements]

My Own Linux wrote:

> I am doing a small project (still in learning phase). I want to know does X
> server write the image to the display card memory to be shown on monitor.
> 
> Does it use DirectFB or the Linux frame buffer ?

It usually access the hardware directly, although there is a driver
for fbdev.

-- 
Glynn Clements <glynn at gclements.plus.com>