Message-ID:	<00bc01bdb0bf$71046f00$4e4e08c3@arthur>
Reply-To:	"Arthur" <arfa AT clara DOT net>
From:	"Arthur" <arfa AT clara DOT net>
To:	"DJGPP Mailing List" <djgpp AT delorie DOT com>
Subject:	Re: Allegro: do_line Interpolation
Date:	Thu, 16 Jul 1998 14:36:54 +0100
MIME-Version:	1.0

>Using allegro's do_line() is VERY fast for interpolation (that is,
>calculating all points in-between two given points).  But it is limited
>by the type int.  Does anyone know of a fast interpolation routine which
>accepts long (thereby allowing for fixed pt.)?


I thought that DJGPP's int was 32-bit anyway.

If you're looking for a fast line routine, do a web search for "Bresenham"
(named afer the bloke who developed a very fast routine).

I've got a pretty fast version, if you don't want to develop your own. Gust
mail me.

James Arthur
jaa AT arfa DOT clara DOT net

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