From: Angus Dorbie (dorbie++at++sgi.com)
Date: 01/27/2000 13:49:22
Anthony Bavuso wrote:
>
> Another question regarding Aqua's HUD.
>
> Is it possible instead of making the top overlapping channel transparent,
> could you make it so that it only draws what is in its scene and does not
> clear what the rear channel is outputting? For example make the overlapping
> channel's view-port the same size as the bottom channels. And then put a
> gauge in the top channel. I would like the gauge not to be transparent and
> I also do not want to clear the contents of the bottom channel. So the end
> result is a gauge pasted on the top of the rest of my scene.
>
> How would I go about doing this? Thanks.
YOu can build a scene containing anything on the top channel, that could
include opaque guages etc.
It's only the geostate information and callbacks which make the current
HUD transparent.
Cheers,Angus.
>
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