Re: A86: Serious Multiplication

To: assembly-86@lists.ticalc.org
Subject: Re: A86: Serious Multiplication
From: BIOSERRORS@aol.com
Date: Wed, 5 Aug 1998 19:19:32 EDT
Delivered-To: assembly-86-outgoing@towerguard.unix.edu.sollentuna.se
Reply-To: assembly-86@lists.ticalc.org

In a message dated 8/5/98 6:02:39 PM Central Daylight Time,
assets@eden.rutgers.edu writes:

> Here is a fast multiplication routine.  In its worst case, it runs
>  through the loop 8 times.  Multiply any h by any l and the result is
>  returned in de; this might be fast enough to drive ray-tracing :-)

Great!  I wonder if this is faster than _FPMULT.
Now you have to do it again for division.

Also, ray-tracing is so cpu intensive, that it's extrememly slow on even
today's fastest systems.  I think you meant ray-casting, didn't you?

-Dave

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