Author: Vasik Rajlich
Date: 17:04:05 03/19/04
Go up one level in this thread
On March 19, 2004 at 04:43:13, Sergei S. Markoff wrote: >>What is Swabbing?(is it SEE value) > >Yes. Hi Sergei, What is your experience with depth <= 2 * PLY? It seems that the comparison with ThreatMove would be really cheap. Maybe it can be done at depth <= 2 * PLY, without the "swabbing". Also, were you able to optimize "Swabbing" due to the fact that it only needs to return a boolean here (<0 or >=0)? Best regards, Vas > >>I guess MAX_HISTORY is the maximal value of history tables. > >Yes. > >>What is ENDING() and M_CAPTURE(? > >ENDING is macro to detect endgame. SmarThink uses assymmetric endgame detector, >i.e. BLACK can be "in endgame" and WHITE "in middlegame" :) It depends of >opponent material. > >M_CAPTURE(m) - returns piece captured by move m, 0 if it's not capture. > >>What are the moves in the array ThreatMove[? > >I described it before (in same-threat extension description). It's move that >caused null-move search to fail, i.e. it's a current threatening move. For >example if our queen is under attack than ThreatMove[ply] will be queen capture >(in most cases).
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