Remove depth condition in castle extension, also don't extend if
Singular Extension and Check Extansion fail to extend.
STC:
LLR: 2.96 (-2.94,2.94) [-3.00,1.00]
Total: 42070 W: 9118 L: 9036 D: 23916
http://tests.stockfishchess.org/tests/view/
5be899cc0ebc595e0ae32f07
LTC:
LLR: 2.96 (-2.94,2.94) [-3.00,1.00]
Total: 78278 W: 12490 L: 12458 D: 53330
http://tests.stockfishchess.org/tests/view/
5be8ac420ebc595e0ae33010
Bench:
3611041
attackedBy[Us][PAWN] = pe->pawn_attacks(Us);
attackedBy[Us][ALL_PIECES] = attackedBy[Us][KING] | attackedBy[Us][PAWN];
attackedBy2[Us] = attackedBy[Us][KING] & attackedBy[Us][PAWN];
attackedBy[Us][PAWN] = pe->pawn_attacks(Us);
attackedBy[Us][ALL_PIECES] = attackedBy[Us][KING] | attackedBy[Us][PAWN];
attackedBy2[Us] = attackedBy[Us][KING] & attackedBy[Us][PAWN];
kingRing[Us] = kingAttackersCount[Them] = 0;
// Init our king safety tables only if we are going to use them
kingRing[Us] = kingAttackersCount[Them] = 0;
// Init our king safety tables only if we are going to use them
&& pos.see_ge(move))
extension = ONE_PLY;
&& pos.see_ge(move))
extension = ONE_PLY;
- // Extension for king moves that change castling rights
- if ( pos.can_castle(us)
- && type_of(movedPiece) == KING
- && depth < 12 * ONE_PLY)
+ else if ( pos.can_castle(us) // Extension for king moves that change castling rights
+ && type_of(movedPiece) == KING)
extension = ONE_PLY;
// Calculate new depth for this move
extension = ONE_PLY;
// Calculate new depth for this move