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Subject: Re: "Piece List" - Administration?

Author: Andreas Guettinger

Date: 11:01:58 03/03/03

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On March 03, 2003 at 13:27:24, Dann Corbit wrote:

>On March 03, 2003 at 13:18:41, Andreas Guettinger wrote:
>
>>On March 03, 2003 at 11:44:29, Albert Bertilsson wrote:
>>
>>>Here is how I do it:
>>>
>>>Have a piece list per side, one counter for each side telling the number of
>>>pieces.
>>>
>>>If you make a capture, swap the piece last in the array with the captured piece
>>>and decrease the counter for that list.
>>>
>>>For the captured piece in the list you need to store is original list position.
>>>
>>>In undo move you can just increase the counter and swap the piece back.
>>>
>>>/Regards Albert
>>
>>I have a similar piece list. Because I want it sorted from the highest to the
>>lowest valued piece (for SEE/MVA), some small sorting is needed during
>>promotion. Recently I thought if it would not be faster to just copy the whole
>>picelist before domove() and restore it after undomove(). Any ideas?
>
>Have a separate piece list for every piece type.  Then it is always sorted
>without any work.


But then, when I have to scan to the piecelist, I have to scan through 12 lists.
I don't like that.

regards
Andy



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