X-Git-Url: https://git.sesse.net/?p=stockfish;a=blobdiff_plain;f=src%2Fposition.h;h=8bd70b1643f3d47f6d530b0a091692e63de5dde6;hp=340cbdb1e9c0a25a0eead1e7945d9dafb9dccc7d;hb=d9113d127b491db0a427a416217d55d3d298c25e;hpb=1e7aaed8bc4247a742d515811f0e484ff40309b8 diff --git a/src/position.h b/src/position.h index 340cbdb1..8bd70b16 100644 --- a/src/position.h +++ b/src/position.h @@ -17,36 +17,18 @@ along with this program. If not, see . */ - #if !defined(POSITION_H_INCLUDED) #define POSITION_H_INCLUDED -//// -//// Includes -//// - #include "bitboard.h" -#include "color.h" #include "move.h" -#include "piece.h" -#include "square.h" -#include "value.h" - - -//// -//// Constants -//// +#include "types.h" /// Maximum number of plies per game (220 should be enough, because the /// maximum search depth is 100, and during position setup we reset the /// move counter for every non-reversible move). const int MaxGameLength = 220; - -//// -//// Types -//// - class Position; /// struct checkInfo is initialized at c'tor time and keeps @@ -222,8 +204,7 @@ public: bool square_is_weak(Square s, Color c) const; // Doing and undoing moves - void detach(); - void do_setup_move(Move m, StateInfo& St); + void do_setup_move(Move m); void do_move(Move m, StateInfo& st); void do_move(Move m, StateInfo& st, const CheckInfo& ci, bool moveIsCheck); void undo_move(Move m); @@ -278,6 +259,7 @@ private: // Initialization helper functions (used while setting up a position) void clear(); + void detach(); void put_piece(Piece p, Square s); void do_allow_oo(Color c); void do_allow_ooo(Color c); @@ -339,11 +321,6 @@ private: static const Value PieceValueEndgame[17]; }; - -//// -//// Inline functions -//// - inline int64_t Position::nodes_searched() const { return nodes; } @@ -454,12 +431,12 @@ inline Square Position::initial_qr_square(Color c) const { template<> inline Bitboard Position::attacks_from(Square s, Color c) const { - return NonSlidingAttacksBB[piece_of_color_and_type(c, PAWN)][s]; + return StepAttacksBB[make_piece(c, PAWN)][s]; } template // Knight and King and white pawns inline Bitboard Position::attacks_from(Square s) const { - return NonSlidingAttacksBB[Piece][s]; + return StepAttacksBB[Piece][s]; } template<> @@ -510,7 +487,7 @@ inline Key Position::get_material_key() const { } inline Score Position::pst(Color c, PieceType pt, Square s) { - return PieceSquareTable[piece_of_color_and_type(c, pt)][s]; + return PieceSquareTable[make_piece(c, pt)][s]; } inline Score Position::pst_delta(Piece piece, Square from, Square to) { @@ -528,7 +505,7 @@ inline Value Position::non_pawn_material(Color c) const { inline bool Position::move_is_passed_pawn_push(Move m) const { Color c = side_to_move(); - return piece_on(move_from(m)) == piece_of_color_and_type(c, PAWN) + return piece_on(move_from(m)) == make_piece(c, PAWN) && pawn_is_passed(c, move_to(m)); } @@ -538,13 +515,12 @@ inline int Position::startpos_ply_counter() const { inline bool Position::opposite_colored_bishops() const { - return piece_count(WHITE, BISHOP) == 1 - && piece_count(BLACK, BISHOP) == 1 - && !same_color_squares(piece_list(WHITE, BISHOP, 0), piece_list(BLACK, BISHOP, 0)); + return piece_count(WHITE, BISHOP) == 1 && piece_count(BLACK, BISHOP) == 1 + && opposite_color_squares(piece_list(WHITE, BISHOP, 0), piece_list(BLACK, BISHOP, 0)); } inline bool Position::has_pawn_on_7th(Color c) const { - return pieces(PAWN, c) & relative_rank_bb(c, RANK_7); + return pieces(PAWN, c) & rank_bb(relative_rank(c, RANK_7)); } inline bool Position::is_chess960() const {