[Mesa-dev] Enable HW GenerateMipmap for radeon

Mathias Fröhlich Mathias.Froehlich at gmx.net
Sun May 23 03:06:38 PDT 2010


Hi,

On Tuesday 18 May 2010 21:09:56 Will Dyson wrote:
> Wire up _mesa_meta_GenerateMipmap() for radeon. This greatly improves the
> playability of some games, such as FlightGear and the recently GPL'd game
> Lugaru.
Great thanks!
So, turning the view most probably no longer hangs due to generating mipmaps?!
That makes the open drivers actually more usable with flightgear.

> FlightGear still generates many fallbacks due to Alpha-only textures, but
> only at startup time.
You can work around that issue, when you make osg use complete texture loads 
instead of subloads for the fonts.
That still triggers the fallbacks but way less often.

This could be done with:
export OSG_TEXT_INCREMENTAL_SUBLOADING=OFF

Mathias


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