Edmund Horner <ejr### [at] paradisenetnz> wrote:
: So do pixels with a partial alpha channel (such as those on the edge of an
: object) contain any colour from the background or skysphere?

  Of course.
  If, for example, at a certain pixel due to antialiasing the color is 50%
the color of the object and 50% the color of the background, then the alpha
value will also be 50%. The color of the pixel will be a mixture between
the color of the object and the color of the background.

-- 
main(i,_){for(_?--i,main(i+2,"FhhQHFIJD|FQTITFN]zRFHhhTBFHhhTBFysdB"[i]
):_;i&&_>1;printf("%s",_-70?_&1?"[]":" ":(_=0,"\n")),_/=2);} /*- Warp -*/

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