X-Git-Url: https://git.sesse.net/?p=stockfish;a=blobdiff_plain;f=src%2Fmove.h;h=99e0c44d2e7d7a2822e5ae68f18e758f1a4e212b;hp=d014dc7775bae101542f12cc0080d50c49240bc6;hb=35fa4fc71f7cf7b8f7ffc8a8c22f60048be99f86;hpb=95d9687d95e5aa540c58e673300ef911164c90e0 diff --git a/src/move.h b/src/move.h index d014dc77..99e0c44d 100644 --- a/src/move.h +++ b/src/move.h @@ -55,7 +55,7 @@ inline bool operator<(const MoveStack& f, const MoveStack& s) { return f.score < // An helper insertion sort implementation, works with pointers and iterators template -inline void insertion_sort(K firstMove, K lastMove) +inline void sort(K firstMove, K lastMove) { T value; K cur, p, d; @@ -74,61 +74,6 @@ inline void insertion_sort(K firstMove, K lastMove) } } -// Our dedicated sort in range [firstMove, lastMove), first splits -// positive scores from ramining then order seaprately the two sets. -template -inline void sort_moves(T* firstMove, T* lastMove, T** lastPositive) -{ - T tmp; - T *p, *d; - - d = lastMove; - p = firstMove - 1; - - d->score = -1; // right guard - - // Split positives vs non-positives - do { - while ((++p)->score > 0) {} - - if (p != d) - { - while (--d != p && d->score <= 0) {} - - tmp = *p; - *p = *d; - *d = tmp; - } - - } while (p != d); - - // Sort just positive scored moves, remaining only when we get there - insertion_sort(firstMove, p); - *lastPositive = p; -} - -// Picks up the best move in range [curMove, lastMove), one per cycle. -// It is faster then sorting all the moves in advance when moves are few, -// as normally are the possible captures. Note that is not a stable alghoritm. -template -inline T pick_best(T* curMove, T* lastMove) -{ - T bestMove, tmp; - - bestMove = *curMove; - while (++curMove != lastMove) - { - if (bestMove < *curMove) - { - tmp = *curMove; - *curMove = bestMove; - bestMove = tmp; - } - } - return bestMove; -} - - inline Square move_from(Move m) { return Square((m >> 6) & 0x3F); } @@ -137,19 +82,19 @@ inline Square move_to(Move m) { return Square(m & 0x3F); } -inline bool move_is_special(Move m) { +inline bool is_special(Move m) { return m & (3 << 14); } -inline bool move_is_promotion(Move m) { +inline bool is_promotion(Move m) { return (m & (3 << 14)) == (1 << 14); } -inline int move_is_ep(Move m) { +inline int is_enpassant(Move m) { return (m & (3 << 14)) == (2 << 14); } -inline int move_is_castle(Move m) { +inline int is_castle(Move m) { return (m & (3 << 14)) == (3 << 14); } @@ -165,7 +110,7 @@ inline Move make_promotion_move(Square from, Square to, PieceType promotion) { return Move(to | (from << 6) | (1 << 14) | ((promotion - 2) << 12)) ; } -inline Move make_ep_move(Square from, Square to) { +inline Move make_enpassant_move(Square from, Square to) { return Move(to | (from << 6) | (2 << 14)); } @@ -173,7 +118,7 @@ inline Move make_castle_move(Square from, Square to) { return Move(to | (from << 6) | (3 << 14)); } -inline bool move_is_ok(Move m) { +inline bool is_ok(Move m) { return move_from(m) != move_to(m); // Catches also MOVE_NONE } @@ -182,6 +127,5 @@ class Position; extern const std::string move_to_uci(Move m, bool chess960); extern Move move_from_uci(const Position& pos, const std::string& str); extern const std::string move_to_san(Position& pos, Move m); -extern const std::string pretty_pv(Position& pos, int depth, Value score, int time, Move pv[]); #endif // !defined(MOVE_H_INCLUDED)