Where is the antialiasing?

Konrad Merz konrad.merz at googlemail.com
Tue May 1 02:04:45 PDT 2007


Hey JC

Thank you I know this article very well ;) Thats why I want to look
what Xorg do because I try some algorithm but the are very poor.

Hey Carl,

thank you I'll have a look on this, that is what I' searching for.

bye

Konrad

2007/4/30, Jay Cotton <Jay.Cotton at sun.com>:
> Here is more info
> http://en.wikipedia.org/wiki/Anti-aliasing
>
> This link seems to have pointers to line drawing.
>
> Sorry to be vague but most anti alias line drawing is done
> by the drawing engines on the graphics boards.
>
> JC
>
>
> Konrad Merz wrote:
> >> Try Porter and Duff.
> >>
> >> ACM ~1968 (date may be wrong)
> >>
> >> Alpha blending is used to compose the characters.
> >>
> >> Anti aliasing ...  its in the freetype code base, and I think
> >> Adobe has a patent (for hinting) and maybe Bitstream has
> >> a patent for layout...
> >>
> >> jc
> >>
> >
> > Hey jc,
> >
> > thank you for the fast answer, but I didn't mean the font Anti
> > Aliasing. Instead I want to know the algorithm for Anti Aliased drawn
> > lines. I searched in applications and librarys for such algorithm and
> > everytime I come to the point were the xlib is called. I allready
> > search a little in the Xorg code, but there are really many lines so
> > hope for a hint where I could search.
> >
> > bye
> > Konrad
> > Konrad
>
>



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