From:	darn AT NOSPAM DOT vxl DOT imag DOT net (Darren Grant)
Newsgroups:	comp.os.msdos.djgpp
Subject:	Re: 3D Stuff in Allegro
Date:	Fri, 26 Dec 1997 19:51:23 GMT
Organization:	Cyberion Networking Corp.
Lines:	11
Message-ID:	<34a409f9.80383587@news.imag.net>
References:	<67vlel$lk0 AT nexus DOT nexus DOT edu DOT au>
NNTP-Posting-Host:	turkey.imag.net
To:	djgpp AT delorie DOT com
DJ-Gateway:	from newsgroup comp.os.msdos.djgpp

On Fri, 26 Dec 1997 16:27:40 +0930, "Tom Cook" <tcook AT nexus DOT edu DOT au>
wrote:

>then call line() to draw the line between these two projected points. this
>causes problems, though, when one of the points is behind the camera and the
>other is not. Now either I don't calculate one of the points and therefore


You should clip the line at z=zmin before performing the perspective
math.

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