On Sat, 2009-03-07 at 18:27 +0100, peter sikking wrote:
> first, "Copy visible as new image" could easily turn out too smart,
> but since the bottom Background layer prefers to be one without alpha,
> I can see something like: when ‘visible’ has effectively universal
> full opacity, then omit alpha in the new image.
> also the export step can wise up a bit and complain less when there
> is universal full opacity.
We just don't have a good way to figure this out currently. Copy Visible
makes a copy from the projection and the projection always has an alpha
channel. Perhaps we can make use of the tile-row-hints here. I'll
investigate a little if this is a possibility...
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