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From: | Vic <tudor AT cam DOT org> |
Newsgroups: | comp.os.msdos.djgpp |
Subject: | Re: Allegro - Triangle bug? |
Date: | Wed, 20 May 1998 17:00:23 -0400 |
Organization: | Communications Accessibles Montreal, Quebec Canada |
Lines: | 11 |
Message-ID: | <35634467.7A3@cam.org> |
References: | <35633112 DOT 3679877 AT news DOT flashnet DOT it> |
NNTP-Posting-Host: | dialup-380.hip.cam.org |
Mime-Version: | 1.0 |
To: | djgpp AT delorie DOT com |
DJ-Gateway: | from newsgroup comp.os.msdos.djgpp |
Tiziano Lena wrote: > > Hi! > Has the triangle(...) call any known bug? > I ported my Djgpp 3d engine to Djgpp+Allegro (3.0 + WIP) and the > program sometimes crashes (SIGFPE) when I am close to objects. > In gdb I made a disassemb <eip> and saw that it points to the triangle > routine... are you doing any clipping? Are any of the Z coords negative, or very close to 0? You should clip to a Z=1 plane before drawing.
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