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Subject: Re: to rotate or not?

Author: Colin Frayn

Date: 06:51:28 04/25/00

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>>(Currently I myself have started all over trying to make a really fast rotated
>>BB program. Looks promising so far: make/unmake=2M/sec and movegeneration=12M
>>moves/sec on a Celeron 466)
>
>
>This is such a small part of a chess engine it doesn't really matter.

Finally someone agrees with me :)

Making my move generation totally instantaneous would speed my program up by 25%
I think.  I make that an ELO improvement of a little over +20.

Big deal. I could get much more than that by just finetuning the positional
weightings a little bit.

Other things are a little bit more important here, folks, such as the
implications of your board representation on your static evaluation functions
and in my case, the readability of your code, which bitboards tend to
drastically reduce.

Can you tell I'm not a bitboard fan? :)) *evil grin*

Cheers,
Col



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