Path: chuka.playstation.co.uk!news
From: Majik <majik@127.0.0.1>
Newsgroups: scee.yaroze.programming.3d_graphics
Subject: Re: reducing polygon overlap
Date: Fri, 20 Mar 1998 12:14:04 +0000
Organization: PlayStation Net Yaroze (SCEE)
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References: <3509c082.5799539@news.playstation.co.uk> <350FF465.7528@127.0.0.1> <35113328.2E978CD6@intelligent-group.com>
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Craig Graham wrote:
> Problem with that approach is that you have to wait for completion of the
> GsDrawOt() for drawing the ground before issueing the one for drawing the
> tanks. You get a performance hit there (I've tried that approach myself).
> It's faster to draw the ground into one OT (of minimum length), and use
> GsSortOt() to put the ground OT at the back of the main OT (ie. at
> (1<<OT_LENGTH)-1 ), then draw with a single GsDrawOt.
surely you would only get a performance hit if you were waiting for the
drawing to
complete, you could be doing something else.

although your method does sound better, I might give that a try at some
point.

Majik.

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-- Majik - Owner/Curator of the Sinclair Microcomputer Museum
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