overlay colors

[Kurt Akeley]

In article <9106042242.AA24056 at karron.med.nyu.edu>, Dan Karron at UCBVAX.BERKELEY.EDU writes:
|> 
|> Can I use RGBmode() in overlay drawing ? How many bits are
|> in the overlay planes, and how many different colors are available?

There is no reason in principle why you cannot use RGBmode in the
overlay bitplanes, but as a practical matter, no SGI machine supports
it.

-- Kurt