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Subject: Re: Bitboard engine authors question

Author: David Rasmussen

Date: 04:53:56 09/24/02

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On September 23, 2002 at 15:13:44, Russell Reagan wrote:

>My bitboard representation uses bit 0 as a1, and bit 63 as h8. I would like to
>know if others do this differently. Thanks.
>
>Russell

I used a8 = 0, h1 = 63 in the old version of Chezzz. In the rewrite, I did a lot
of things differently. So now I have a1 = 0, h8 = 63. It's the most natural
mapping mathematically, I think.

/David



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