X-Git-Url: https://git.sesse.net/?p=stockfish;a=blobdiff_plain;f=src%2Fmovepick.h;h=3ade58edf3f9e7eac3975ded6e9d7157848f0d7e;hp=5455a3df6a6db3e2f3372a4301e54e5452951a95;hb=351ef5c85b6d4b9c71e9da367f0be5ab6e6f8117;hpb=4b232f5ddc7d8a05b7e6e3267bcb7a4119ffdc25 diff --git a/src/movepick.h b/src/movepick.h index 5455a3df..3ade58ed 100644 --- a/src/movepick.h +++ b/src/movepick.h @@ -27,11 +27,11 @@ 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 +/// MovePicker is a class which is used to pick one pseudo 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 -/// MovePicker::get_next_move(), which returns a new legal move each time it -/// is called, until there are no legal moves left, when MOVE_NONE is returned. +/// MovePicker::get_next_move(), which returns a new pseudo legal move each time +/// it is called, until there are no moves left, when MOVE_NONE is returned. /// In order to improve the efficiency of the alpha beta algorithm, MovePicker /// attempts to return the moves which are most likely to get a cut-off first. @@ -41,9 +41,9 @@ class MovePicker { public: MovePicker(const Position&, Move, Depth, const History&, SearchStack*, Value); - MovePicker(const Position&, Move, Depth, const History&); + MovePicker(const Position&, Move, Depth, const History&, Square recaptureSq); + MovePicker(const Position&, Move, const History&, PieceType parentCapture); Move get_next_move(); - bool isBadCapture() const; private: void score_captures(); @@ -53,10 +53,13 @@ private: const Position& pos; const History& H; - MoveStack ttMoves[2], killers[2]; - int badCaptureThreshold, phase; + Depth depth; + Move ttMove; + MoveStack killers[2]; + Square recaptureSquare; + int captureThreshold, phase; const uint8_t* phasePtr; - MoveStack *curMove, *lastMove, *lastGoodNonCapture, *badCaptures; + MoveStack *curMove, *lastMove, *lastNonCapture, *badCaptures; MoveStack moves[MAX_MOVES]; };