public bool TryGetValue(ulong StateKey, out PvTableValue value)
{
ulong key = StateKey % MaxEntries;
value = values[key];
if (value == null || value.StateKey != StateKey)
{
value = null;
return(false);
}
return(true);
}
public void StoreHashEntry(Board board, Move move, int score, int depth)
{
if (score > Constants.IsMate)
{
score += board.Ply;
}
else if (score < -Constants.IsMate)
{
score -= board.Ply;
}
ulong key = board.StateKey % MaxEntries;
values[key] = new PvTableValue()
{
Move = move, Score = score, Depth = depth, StateKey = board.StateKey
};
}