On Fri, 2009-02-27 at 11:49 +0100, Michal Kolodziejczyk wrote:
 
> > it's probably a wrong implementation of mipmapping, if only the text is
> > wrong.
> > 
> > you can disable text mipmapping by using:
> > 
> >   clutter_set_use_mipmapped_text (FALSE);
> 
> I will try this.

Clutter from master HEAD also has an environment variable that disable
mipmapping on text; but...

> > Clutter already does slicing by default for every texture that does not
> > fit the texture memory.
> 
> OK, sorry I did not check it before - similar results made me believe
> its similar problem. I will check it again. Thank you for the explanation.
> 
> I have also problems with test-texture-quality (its get killed while
> switching to high quality), but as you said, it can be driver related. I
> will report back.

...this is the strongest indication that it's a bug in the mipmapping
implementation of the openchrome driver.

writing a simple GL application that enables mipmapping should
definitely prove the theory, and allow you to open a bug against the
openchrome drivers.

ciao,
 Emmanuele.

-- 
Emmanuele Bassi, Intel Open Source Technology Center

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