Re: I want to use fb device for my 3D game. Can it do what I need?

[Otto Solares <solca@guug.org>]

On Fri, Jan 09, 2004 at 10:00:10PM +0000, Andrew Walrond wrote:
> Hello list!
> 
> I have developed a software library for rendering 3D scenes.

Hmm.. cool! how you construct the 3D scenes?

> It would be very cool if I could use the fb device so that X needn't be 
> running, freeing considerable resources for the application
> Note that it is a _software_ renderer, I don't need access to 3D hardware 
> acceleration, just a means of copying/bliting frames to the screen as fast as 
> possible, and a double buffering facility
> 
> So what I need is an api allowing me to
> 
> - Set the screen resolution/colour depth. (16bit colour depth or better is 
> required)

Already part of fbdev.

> - Allocate front and back buffers
> 
> - Copy scene to back buffer
>
> - Swap buffers synced with vertical refresh
>
> Does fbdev have the facilities I need?

You would probably want to look at SDL's fbdev backend.

-solca



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