[haiku-appserver] Re: Backbuffer access

  • From: "Axel Dörfler" <axeld@xxxxxxxxxxxxxxxx>
  • To: haiku-appserver@xxxxxxxxxxxxx
  • Date: Tue, 26 Oct 2004 02:31:30 +0200 CEST

"DarkWyrm" <bpmagic@xxxxxxxxxxxxxxx> wrote:
> > Well, I think we'll need to do that already then, as BDirectWindow 
> > requires to have access to the frame buffer area.
> > (Basically it gets that area_id from the server and it clones it.)
> That's quite intriguing. I always thought it just cloned the graphics 
> card like BWindowScreen.

It would clone the app_server add-on - AFAICT it doesn't have to clone 
the frame buffer area, as that area is mapped read/write for user apps 
in the kernel space.


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