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Subject: Re: Different Board Techniques like 0x88

Author: Robert Hyatt

Date: 10:39:24 08/26/05

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On August 26, 2005 at 08:26:45, Roman Hartmann wrote:

>On August 26, 2005 at 07:52:31, Gopikrishna wrote:
>
>>I would like to know what other types of board techniques are there other than
>>8x10 array type used in tscp, 0x88 used in gerbil and bitboards used in some
>>programs. If possible the respective programs using it will also be fine.
>>Thanks.
>
>10x12 array which was already proposed by Shannon. Minimax.c from Chrilly
>Donninger uses also a 10x12 board representation and my own engine Roce as well.
>
>Roman


I'd personally use 0x88 if I were using an array.  10x12 has some efficiency
issues that 0x88 eliminates.  I used 10x12 in Cray Blitz, but for reasons
dealing with pre-fetching squares on vector hardware...



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