Computer Chess Club Archives


Search

Terms

Messages

Subject: Re: sliding attacks in three #define

Author: Sune Fischer

Date: 11:32:43 04/09/04

Go up one level in this thread


On April 09, 2004 at 02:30:36, rasjid chan wrote:

>
>
>I have a set of simple macros for bitboard operations and they are meant for
>those with a new chess program and like to implement fast complete
>attacks by bishops and rooks. It is basically just three #define and all sliding
>attacks would then be available for use in evaluations and move ordering. Of
>course it is only when we don't yet count instruction cycles,
>but then after things are moving we could EASILY upgrade to
>rotated bitboards.

If speed is not an issue, have you considered to use fillers directly?

These are pretty handy to have around for other things, especially fillup and
filldown is something I use a lot.

-S.



This page took 0 seconds to execute

Last modified: Thu, 15 Apr 21 08:11:13 -0700

Current Computer Chess Club Forums at Talkchess. This site by Sean Mintz.