int FutilityMoveCounts[2][16]; // [improving][depth]
int Reductions[2][2][64][64]; // [pv][improving][depth][moveNumber]
- // Threshold used for countermoves based pruning
- const int CounterMovePruneThreshold = 0;
-
template <bool PvNode> Depth reduction(bool i, Depth d, int mn) {
return Reductions[PvNode][i][std::min(d / ONE_PLY, 63)][std::min(mn, 63)] * ONE_PLY;
}
TT.clear();
for (Thread* th : Threads)
- {
- th->counterMoves.fill(MOVE_NONE);
- th->mainHistory.fill(0);
-
- for (auto& to : th->contHistory)
- for (auto& h : to)
- h.fill(0);
-
- th->contHistory[NO_PIECE][0].fill(CounterMovePruneThreshold - 1);
- }
+ th->clear();
Threads.main()->callsCnt = 0;
Threads.main()->previousScore = VALUE_INFINITE;