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Message-ID: | <37DC4B53.1ED4@ns.sympatico.ca> |
From: | Klaas <klaas AT ns DOT sympatico DOT ca> |
X-Mailer: | Mozilla 3.04 (Win95; I) |
MIME-Version: | 1.0 |
Newsgroups: | comp.os.msdos.djgpp |
Subject: | Re: Allegro 3D functions - won't display on right half of the screen |
References: | <37DBC0DF DOT 7A5D AT ns DOT sympatico DOT ca> <37DBDFF3 DOT E3ECD4A9 AT btinternet DOT com> |
Lines: | 20 |
Date: | Mon, 13 Sep 1999 00:55:00 GMT |
NNTP-Posting-Host: | 142.177.88.58 |
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X-Trace: | sapphire.mtt.net 937184100 142.177.88.58 (Sun, 12 Sep 1999 21:55:00 ADT) |
NNTP-Posting-Date: | Sun, 12 Sep 1999 21:55:00 ADT |
Organization: | Sympatico-Subscriber |
To: | djgpp AT delorie DOT com |
DJ-Gateway: | from newsgroup comp.os.msdos.djgpp |
Reply-To: | djgpp AT delorie DOT com |
Thomas Harte wrote: > > > I built a basic rotating cube demo with the allegro polygon and matrix > > functions, but I have a problem. The cube displays as expected when in > > 8bit color (cube in center of the screen). BUT, when I change NOTHING > > Unless I am mistaken, the polygon routines are only for 8bit modes (they are > not considered very important any more), so if you are trying to use them in > 16bit mode they will be writing one pixel every 8bits, causing one screen > pixel to be made up of two calculated pixels, and hence the 'squashing' > problem. > > Try one of the add-on libraries listed on the Allegro site if you want > polygon routines for other colour depths. > > -Thomas Thanks, I'll try that. -Mike
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