[Xorg] ARGB visuals from Composite extension

[Alan Cox]

On Iau, 2004-08-12 at 16:10, Keith Packard wrote:
> Correct.  And, without a compositing manager, it works perfectly normally, 
> but with a compositing manager, placing zeros in the upper 8 bits leaves 
> the window completely transparent...

Isn't that in truth a property of how you encode alpha values rather
than a fundamental unarguable happening ?