//// Types
////
+struct EvalInfo;
+struct SearchStack;
+
/// MovePicker is a class which is used to pick one legal move at a time from
/// the current position. It is initialized with a Position object and a few
/// moves we have reason to believe are good. The most important method is
class MovePicker {
+ MovePicker& operator=(const MovePicker&); // Silence a warning under MSVC
+
public:
enum MovegenPhase {
PH_TT_MOVE, // Transposition table move
PH_MATE_KILLER, // Mate killer from the current ply
PH_GOOD_CAPTURES, // Queen promotions and captures with SEE values >= 0
- PH_BAD_CAPTURES, // Queen promotions and captures with SEE valuse <= 0
+ PH_BAD_CAPTURES, // Queen promotions and captures with SEE values < 0
PH_KILLER_1, // Killer move 1 from the current ply (not used yet).
PH_KILLER_2, // Killer move 2 from the current ply (not used yet).
PH_NONCAPTURES, // Non-captures and underpromotions
PH_STOP
};
- MovePicker(const Position& p, bool pvnode, Move ttm, Move mk, Move k1, Move k2, Depth d);
+ MovePicker(const Position& p, bool pvnode, Move ttm, const SearchStack& ss, Depth d);
Move get_next_move();
Move get_next_move(Lock &lock);
int number_of_moves() const;
int current_move_score() const;
- MovegenPhase current_move_type() const;
Bitboard discovered_check_candidates() const;
static void init_phase_table();
void score_evasions();
void score_qcaptures();
Move pick_move_from_list();
- int find_best_index();
+ int find_best_index() const;
const Position& pos;
Move ttMove, mateKiller, killer1, killer2;
Depth depth;
int phaseIndex;
int numOfMoves, numOfBadCaptures;
- int movesPicked, badCapturesPicked;
+ int movesPicked;
bool finished;
};
/// a single reply to check.
inline int MovePicker::number_of_moves() const {
-
return numOfMoves;
}