Re: Mono or Multi-process ?

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Angus Dorbie (dorbie++at++bitch.reading.sgi.com)
Fri, 3 Nov 1995 18:52:03 +0100

> If I do the folowing:
>
> swapbuffers();
> RGBcolor(255,255,255);
> clear();
>
> where does the CPU hang, waiting for a graphic action to finish, assuming the
> swapbuffers is rounding to the swapinterval.

It'll wait on swapbuffers then continue, it won't wait on the clear,
You'll have breathing space after the clear to have your wicked way
with the CPU. But you may not want to call clear, it depends
what you are drawing. Look at the manual entry on pfClear.

If you are using performar you should look at the manual on pfFrame
& associated calls.

-- 
Angus Dorbie,
Silicon Graphics Ltd, UK
dorbie++at++reading.sgi.com

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