EasyMoveManager EasyMove;
Value DrawValue[COLOR_NB];
- CounterMoveHistoryStats CounterMoveHistory;
template <NodeType NT>
Value search(Position& pos, Stack* ss, Value alpha, Value beta, Depth depth, bool cutNode);
void Search::clear() {
TT.clear();
- CounterMoveHistory.clear();
for (Thread* th : Threads)
{
th->history.clear();
th->counterMoves.clear();
th->fromTo.clear();
+ th->counterMoveHistory.clear();
}
Threads.main()->previousScore = VALUE_INFINITE;
if (pos.legal(move))
{
ss->currentMove = move;
- ss->counterMoves = &CounterMoveHistory[pos.moved_piece(move)][to_sq(move)];
+ ss->counterMoves = &thisThread->counterMoveHistory[pos.moved_piece(move)][to_sq(move)];
pos.do_move(move, st, pos.gives_check(move));
value = -search<NonPV>(pos, ss+1, -rbeta, -rbeta+1, rdepth, !cutNode);
pos.undo_move(move);
// Step 13. Pruning at shallow depth
if ( !rootNode
- && !inCheck
- && bestValue > VALUE_MATED_IN_MAX_PLY)
+ && !inCheck
+ && bestValue > VALUE_MATED_IN_MAX_PLY)
{
if ( !captureOrPromotion
&& !givesCheck
}
ss->currentMove = move;
- ss->counterMoves = &CounterMoveHistory[moved_piece][to_sq(move)];
+ ss->counterMoves = &thisThread->counterMoveHistory[moved_piece][to_sq(move)];
// Step 14. Make the move
pos.do_move(move, st, givesCheck);