Author: Dan Honeycutt
Date: 08:53:04 09/22/04
Go up one level in this thread
On September 21, 2004 at 22:42:59, Stuart Cracraft wrote:
> if (retrieve(&length, &score, &flag, &hashmv)) {
>(1) if (flag == UBOUND && depth-R <= length && score < beta) donull = 0;
> if (length >= sdepth) {
Unrelated to your question: there is no ply going to retrieve() so I assume you
are handling mate score adjustment elsewhere.
To your question: do you not hash mate threat? If the null move gets you mated
you can set donull = 0. You can also use it for Moreland's extension.
Dan H.
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