On Fri, 2009-03-06 at 09:21 -0500, Jamie McCracken wrote: > On Fri, 2009-03-06 at 10:43 +0100, Stéphane Esté-Gracias wrote: > > Hello, > > > > As I read in your bug report : > > "Because argb transparency is absolute, enabling ARGB stage will affect > > relative > > transparency of clutter actors that overlap on each other if they use > > alpha." > > > > In other words, if I create transparent stage, all actors using alpha > > (major actors have alpha to build eyes-candy application) will be > > transparent too. > > yes - I believe there is no way round that as the same thing happens > when using cairo on an argb window > > I would guess that clutter would need its own compositor to perform > relative alpha
Pretty sure whatever you are seeing is just bad blending arithmetic. I just added a comment to the bug. All compositor does is exactly what clutter already does... it draws the composited objects onto the destination using (in porter-duff terms) the "over" operator. - Owen -- To unsubscribe send a mail to [email protected]
