X-Git-Url: https://git.sesse.net/?p=stockfish;a=blobdiff_plain;f=src%2Fmovepick.h;h=d97bb62909c71ceb38ed0affba20216994b99bd2;hp=6c73629916a01afdbb24a29f25f1f352f80ca9e3;hb=afae86bfb49471113f14f9f0f56f2a08d052242f;hpb=cf71efc34bc6528a3a980aa0b9eec27770095eb8 diff --git a/src/movepick.h b/src/movepick.h index 6c736299..d97bb629 100644 --- a/src/movepick.h +++ b/src/movepick.h @@ -1,7 +1,7 @@ /* Stockfish, a UCI chess playing engine derived from Glaurung 2.1 Copyright (C) 2004-2008 Tord Romstad (Glaurung author) - Copyright (C) 2008-2009 Marco Costalba + Copyright (C) 2008-2010 Marco Costalba, Joona Kiiski, Tord Romstad Stockfish is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License as published by @@ -17,24 +17,13 @@ along with this program. If not, see . */ - #if !defined MOVEPICK_H_INCLUDED #define MOVEPICK_H_INCLUDED -//// -//// Includes -//// - #include "depth.h" #include "history.h" -#include "lock.h" #include "position.h" - -//// -//// Types -//// - struct SearchStack; /// MovePicker is a class which is used to pick one legal move at a time from @@ -50,11 +39,10 @@ class MovePicker { MovePicker& operator=(const MovePicker&); // silence a warning under MSVC public: - MovePicker(const Position& p, Move ttm, Depth d, const History& h, SearchStack* ss = NULL); + MovePicker(const Position& p, Move ttm, Depth d, const History& h, SearchStack* ss, Value beta); + MovePicker(const Position& p, Move ttm, Depth d, const History& h); Move get_next_move(); - Move get_next_move(Lock& lock); int number_of_evasions() const; - Bitboard discovered_check_candidates() const; private: void score_captures(); @@ -64,20 +52,15 @@ private: const Position& pos; const History& H; + Bitboard pinned; MoveStack ttMoves[2], killers[2]; - bool finished; - int phase; + int badCaptureThreshold, phase; const uint8_t* phasePtr; - MoveStack *curMove, *lastMove, *lastBadCapture; - Bitboard dc, pinned; - MoveStack moves[256], badCaptures[64]; + MoveStack *curMove, *lastMove, *lastGoodNonCapture, *badCaptures; + MoveStack moves[MOVES_MAX]; }; -//// -//// Inline functions -//// - /// MovePicker::number_of_evasions() simply returns the number of moves in /// evasions phase. It is intended to be used in positions where the side to /// move is in check, for detecting checkmates or situations where there is @@ -88,12 +71,4 @@ inline int MovePicker::number_of_evasions() const { return int(lastMove - moves); } -/// MovePicker::discovered_check_candidates() returns a bitboard containing -/// all pieces which can possibly give discovered check. This bitboard is -/// computed by the constructor function. - -inline Bitboard MovePicker::discovered_check_candidates() const { - return dc; -} - #endif // !defined(MOVEPICK_H_INCLUDED)