Date: Wed, 9 Feb 2000 09:14:15 +0200 (IST)
From: Eli Zaretskii <eliz AT is DOT elta DOT co DOT il>
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To: Night Walker <night DOT walker AT tiscalinet DOT it>
cc: djgpp AT delorie DOT com
Subject: Re: Allegro and random numbers.
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On Tue, 8 Feb 2000, Night Walker wrote:

> You can also use a LookUpTable, with pre-defined values: it is more flexible
> and faster.
> This is the code used in DOOM:

Unless I'm missing something, this code has a period of 256.  That is, 
the numbers it produces repeat themselves every 256 calls.  Some 
applications cannot work with such a short period.

For comparison, `rand' has a period of at least 2^31, and `random' has 
much larger period.