Using XComposite to get OsX-type-candy

[Anders Storsveen]

Anders Storsveen wrote:

>I've been playing a bit around with Kompose and it's XComposite
>extension, but it wasn't anything like the OsX implementation of it. It
>seems that Kompose just reads from the Composite to take a screenshot of
>the program off-screen. In OsX's Expose it seems to implement everything
>on top of the Compositer.
>
>I made a post about it here:
>http://kde-apps.org/content/show.php?content=14422
>
>also is there any projects to mimic the architecture of Quartz 2D
>Extreme (very nice info here:
>http://arstechnica.com/reviews/os/macosx-10.4.ars/14 ) ?
>  
>

Anyone know anything about this? I'm really interested to know what you
think about the architecture.

>and lastly a question about video overlay, if you drag a window with
>video around in X, the video lags behind and is "jumping" after, while
>exposing a blue background where it is supposed to be, I actually think
>this is the same as in XP. In OSX however it doesnt, it draws perfectly
>in the moving window. I have a suspicion this is also because of they're
>compositer. With today's gfx cards this seems to be a far superiour
>method to draw things to screen, also I think OsX's software drawing is
>very good too.
>
>Hope someone with some insight could give me some answers ;)
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>