Author: Gerd Isenberg
Date: 04:17:19 10/22/02
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On October 22, 2002 at 03:51:17, Nagendra Singh Tomar wrote: >On October 22, 2002 at 03:26:37, Steve Maughan wrote: > >>Russell, >> >>>In that case, I think it's faster if you generate them when you need them >>>rather than incrementally update them. I generate them on the fly, and so does >>>Dr. Hyatt. We use different methods though. He uses rotated bitboards and I >>>generate them with a few bitwise operations to avoid table lookups altogether. >>>I don't like rotated bitboards very much :) >> >>Interesting. I use bitboards in Monarch but havew trouble getting the attack_to >>type info without table lookups. I can see how you could do it for knights, >>pawns and kings but how do woudl you do it for a bishop? >> >>Regards, >> >>Steve > >Even I could not figure out an efficient way of updating attacks_to for sliding >pieces >Anybody has any wondeful solutions !!! Steffan Westcott has: http://www.talkchess.com/forums/1/message.html?259360 Regards, Gerd
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