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(parent: a7e7c19) | patch
Reduce null move less after first spite check
authorH.G.Muller <hgm@hgm-xboard.(none)>
Sun, 14 May 2017 13:19:38 +0000 (15:19 +0200)
committerH.G.Muller <hgm@hgm-xboard.(none)>
Sun, 14 May 2017 13:19:38 +0000 (15:19 +0200)
commitbd2599842fde0aa1632c33f2ea4b63e8152817d0
treeb415d8f6772a07639ee9ed875717a7bc73ce355ftree | snapshot
parenta7e7c1986f290ef2baa7af1dcd6f24fa1233ef2dcommit | diff
Reduce null move less after first spite check

The null-move reduction is aken one ply less after the first (check, evasion)
pair in a branch, to prevent spite checks pushing unavoidable mates over
the null-search horizon.
dropper.c diff | blob | history
Engine for playing Wa Shogi and other chess variants with piece drops.