X-Git-Url: https://git.sesse.net/?p=stockfish;a=blobdiff_plain;f=src%2Fsearch.cpp;h=7bacb89c87fe988e53dd504869b945921d148904;hp=0cbe09e007a1fa3e1c49337fc2919fcca8d909b5;hb=d0b8bc5fdfae9efe75b9828ac72340f13718ebb4;hpb=bd618941ce6586507a641724646b9fe6b211a1b1 diff --git a/src/search.cpp b/src/search.cpp index 0cbe09e0..7bacb89c 100644 --- a/src/search.cpp +++ b/src/search.cpp @@ -180,7 +180,7 @@ namespace { const Value FutilityMarginQS = Value(0x80); // Each move futility margin is decreased - const Value IncrementalFutilityMargin = Value(0x4); + const Value IncrementalFutilityMargin = Value(0x8); // Razoring const Depth RazorDepth = 4*OnePly; @@ -743,7 +743,7 @@ namespace { // Write PV to transposition table, in case the relevant entries have // been overwritten during the search. - TT.insert_pv(p, ss[0].pv); + //TT.insert_pv(p, ss[0].pv); if (AbortSearch) break; // Value cannot be trusted. Break out immediately! @@ -2523,8 +2523,8 @@ namespace { Value v = value_from_tt(tte->value(), ply); return ( tte->depth() >= depth - || v >= Max(value_mate_in(100), beta) - || v < Min(value_mated_in(100), beta)) + || v >= Max(value_mate_in(PLY_MAX), beta) + || v < Min(value_mated_in(PLY_MAX), beta)) && ( (is_lower_bound(tte->type()) && v >= beta) || (is_upper_bound(tte->type()) && v < beta));