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Subject: Re: Mobility Tables - what are they?

Author: Russell Reagan

Date: 16:19:59 04/30/04

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On April 30, 2004 at 17:46:13, Steve Maughan wrote:

>I just read in the Patriot blurb that it utilizes "mobility tables".  Ruffian's
>speel also mentions "mobility tables".  What are these comments refering to -
>does anyone know?  The characteristic of mobility is that there are so many
>combinations of square and piece placements that I find it difficult to imagine
>a lookup table that one could reference to obtain mobility information. Does
>anyone have any ideas?
>
>Thanks,
>
>Steve

With rotated bitboards you can get mobility information from a lookup table (the
same way you get attacks from a lookup table).



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