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Mail Archives: djgpp/1999/09/29/21:58:23

From: "Damian Yerrick" <web DOT poison AT pineight DOT 8m DOT com>
Newsgroups: comp.os.msdos.djgpp
Subject: Re: What is MID() macro ?
Date: Wed, 29 Sep 1999 20:08:21 -0500
Organization: Rose-Hulman Institute of Technology
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References: <KoXyN35vg1q8HZF3EIU5c3sceTlu AT 4ax DOT com>
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To: djgpp AT delorie DOT com
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Kevin <krugman AT nospam DOT demon DOT co DOT uk> wrote in message
news:KoXyN35vg1q8HZF3EIU5c3sceTlu AT 4ax DOT com...
> Hi all
>
> In the Allegro ex22.c program, a macro called MID is used thus
>
> col = MID(128, 255 - fixtoi(v1->z + v2->z) / 16, 255);
>
> I've not seen MID() before, what is it and where is it
> declared/defined ?.

Given that you said it's in Allegro, MID() may be in
internal.h or allegro.h. It probably simply clips col to values
between 128 and 255.

Damian Yerrick
http://come.to/yerrick


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