Author: Robert Hyatt
Date: 20:41:20 07/11/01
Go up one level in this thread
On July 11, 2001 at 16:37:38, Dann Corbit wrote: >On July 11, 2001 at 16:16:29, Artem Pyatakov wrote: > >>I was just in the process of making my own program hash, and I was looking at >>the Gerbil 01 source code for some guidance, but I noticed something strange. >> >>Does Gerbil at this point NOT hash En Passant squares? >>Am I correctly thinking that this information should be hashed? > >Gerbil has the smartest e.p. hashing of any program I have ever seen. I intend >to brashly copy it, as soon as I find the time. > >Gerbil hashes ONLY those e.p. information points where the pawn can *actually* >be taken which is just plain brilliant. It will result in a lot more hash hits >for no apparent penalty. > >An example of the genius of Bruce Moreland. Several of us do this. I never produce an "EP target square" unless an EP capture is actually possible. IE just playing e4 isn't enough. There must be a black pawn at d4 or f4, or I won't think an ep is possible and I won't hash a thing for it...
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