#include <board.h>

Inheritance diagram for bBoard:

Collaboration diagram for bBoard:

Public Member Functions
	bBoard (bBoard const &b)
	Copy board with limited board data, no board history.

	bBoard (bBoard const &b, bMove &m)
	Create copy of board with limited board data and history.

	bBoard (bFen const &fen)
	used by setFENInitialPos

	~bBoard () override

bBoard &	operator= (bBoard const &b)

bBoard &	operator= (bBoard &&b)=delete

void	invertColours ()
	invert colours update kingpos, update colour to move, castle rights, ...

constexpr bGameStage	getGameStage () const

void	clearGameStage ()

std::string	getGameStageName () const

void	calcGameStage ()
	calculate stage of game to assist in evaluation

constexpr bool	needCalcMinorPieces () const

constexpr bool	noNeedCalcMinorPieces () const

void	setNeedCalcMinorPieces ()

void	clearNeedCalcMinorPieces ()

void	calcMinorPieces (bool const bForceRecalc)
	Recalculate minor pieces, used for evaluation and end of game condition in case of less than 5 pieces.

constexpr bmove_t	getMove () const

void	clearMove ()

void	setMove (bmove_t const bmt)

movesequence_t const &	getPreviousMoves () const

void	setPreviousMoves (movesequence_t const &v)

movesequence_t const &	getVariation () const

void	clearVariation ()

void	setVariation (bBoard const &chldbrd)

boardInfo_t	applyMove (bMove const &m) override
	modification of board move is kept on previous board newboard does not have move stored and has flag to recalculate minor pieces

	operator std::string () const
	print board

Public Member Functions inherited from bBasicBoard
	bBasicBoard (bBasicBoard const &bb)

virtual	~bBasicBoard ()

constexpr plynum_t	getPly () const

void	setPly (plynum_t const p)

void	incPly ()

void	decPly ()

constexpr bool	isEpSet () const

constexpr case_t	getEp () const

constexpr column_t	getEpColumn () const

void	setEp (case_t const e)
	set ep case, it will actually be stored as column only rank will be calculated based on side to move function is never called to clear ep case or when ep is not set

void	clearEp ()

constexpr movenum50_t	getPly50Moves () const

void	setPly50Moves (movenum50_t const p)

void	incPly50Moves ()

void	clearPly50Moves ()

constexpr bool	hasCastleRights (uint8_t const f) const

void	setWhiteHasCastled ()

void	setBlackHasCastled ()

void	clearWhiteHasCastled ()

void	clearBlackHasCastled ()

constexpr bool	whiteHasCastled () const

constexpr bool	blackHasCastled () const

void	setCastleRights (uint8_t const f)

void	setCastleRights (uint8_t const f, bool const c)

void	clearCastleRights (uint8_t const f)

constexpr bool	isInCheck () const

void	setInCheck ()

void	clearInCheck ()

constexpr bool	isNonSilent () const

void	setNonSilent ()

void	clearNonSilent ()

constexpr piece_t	getCapturedPiece () const

void	setCapturedPiece (piece_t p)

void	clearCapturedPiece ()

constexpr bool	whiteToMove () const

constexpr bool	blackToMove () const

constexpr int16_t	getMoveNumber () const

constexpr side_t	getColourToMove () const

constexpr bScore	minimizing () const

constexpr piece_t	getPiece (case_t const cf) const

constexpr piece_t	getPiece (column_t const iColumn, rank_t const iRank) const

piece_t	getPieceCtl (column_t const iColumn, rank_t const iRank) const

void	setPiece (case_t const cf, piece_t const piece)

void	setPiece (case_t const cf, uint8_t const piece)

piece_t	setGetPiece (column_t const newcol, rank_t const newrank, piece_t const piece)

piece_t	removePiece (column_t const newcol, rank_t const newrank)

void	clearPiece (case_t const cf)

constexpr bool	isFieldEmpty (case_t const cf) const

constexpr bool	isFieldEmpty (column_t const iColumn, rank_t const iRank) const

constexpr case_t	getWhiteKingPos () const

constexpr case_t	getBlackKingPos () const

void	movePiece (case_t const cf, case_t const ct, piece_t const np)

void	swapPiece (case_t const cf, piece_t const op, piece_t const np)

void	clearPiece (case_t const cf, piece_t const op)

void	restorePiece (case_t const cf, piece_t const op)

void	moveWhiteKing (case_t const cf, case_t const ct)

void	moveBlackKing (case_t const cf, case_t const ct)

bFen	getFEN () const

constexpr int8_t	pieceCount () const

std::string	getHashStr () const

constexpr hashkey_t	getHash () const

void	setHash (hashkey_t const newHash)

boardInfo_t	getBoardInfo () const

void	setBoardInfo (boardInfo_t boardInfo)

boardInfo_t	applyWhiteMove (bMove const &m)

boardInfo_t	applyBlackMove (bMove const &m)

void	unApplyMove (bMove const &m, boardInfo_t const oldBoardInfo)
	exact restoration of basic board using move details

boardInfo_t	makeBoardMove (column_t const oldcol, rank_t const oldrank, column_t const newcol, rank_t const newrank)
	apply move to check if in check only, board to be discarded as it will be in incomplete state, no hash update no check flag set, etc.

void	unMakeBoardMove (case_t const &cf, column_t const newcol, rank_t const newrank, boardInfo_t const oldBoardInfo)
	undo makeBoardMove, restoring previous situation

Friends
class	bPositionEvaluation

class	PosEvalPositionalBoard

class	bWhitePiece

class	bBlackPiece

std::ostream &	operator<< (std::ostream &os, bBoard const &bd)
	print board

Additional Inherited Members
Protected Member Functions inherited from bBasicBoard
	bBasicBoard ()

	bBasicBoard (bBasicBoard &&bb)

	bBasicBoard (bFen const &fen)

bBasicBoard &	operator= (bBasicBoard const &bb)

bBasicBoard &	operator= (bBasicBoard &&)=delete

void	calcHash ()
	Set hash based on board position, also calc pieces Byte 0: bits 4-6 capture count (masked) bit 7 player to move We are using 64 bits for hash.

void	capturePieceOn (piece_t const capturedPiece, case_t const ct)
	Clear castle flag if rook captured update piece counter, update hash, clear field.

void	setPieceKU (case_t const cf, piece_t const piece)

void	setPieceCount (int8_t const n)

void	incPieceCount ()

void	decPieceCount ()

Detailed Description

board

Definition at line 45 of file board.h.

Constructor & Destructor Documentation

◆ bBoard() [1/3]

bBoard::bBoard ( bBoard const & b )

explicit

Copy board with limited board data, no board history.

Definition at line 20 of file board.cpp.

Referenced by bBlackPiece, bBoard(), bBoard(), operator<<, operator=(), operator=(), and setVariation().

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◆ bBoard() [2/3]

bBoard::bBoard	(	bBoard const &	b,
		bMove &	m )

explicit

Create copy of board with limited board data and history.

Parameters

b	existing board
m	move to be added to history

Definition at line 31 of file board.cpp.

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◆ bBoard() [3/3]

bBoard::bBoard ( bFen const & fen )

explicit

used by setFENInitialPos

Definition at line 42 of file board.cpp.

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◆ ~bBoard()

bBoard::~bBoard ( )

inlineoverride

Definition at line 50 of file board.h.

Member Function Documentation

◆ operator=() [1/2]

bBoard & bBoard::operator= ( bBoard const & b )

inline

Definition at line 53 of file board.h.

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◆ operator=() [2/2]

bBoard & bBoard::operator= ( bBoard && b )

delete

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◆ invertColours()

void bBoard::invertColours ( )

invert colours update kingpos, update colour to move, castle rights, ...

Todo

castledone, capturedcase, capturedpiece, bmove, eval

epcase

Definition at line 181 of file board.cpp.

Referenced by bel_debug::execute(), and cmd_eval::execute().

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◆ getGameStage()

bGameStage bBoard::getGameStage ( ) const

inlineconstexpr

Definition at line 68 of file board.h.

Referenced by PosEvalPositionalBoard::getEvaluation(), PosEvalStaticBoard::getEvaluation(), and getGameStageName().

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◆ clearGameStage()

void bBoard::clearGameStage ( )

inline

Definition at line 70 of file board.h.

◆ getGameStageName()

std::string bBoard::getGameStageName ( ) const

Definition at line 165 of file board.cpp.

Referenced by cmd_eval::execute(), and operator std::string().

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◆ calcGameStage()

void bBoard::calcGameStage ( )

calculate stage of game to assist in evaluation

Todo: take into account actual moves

Definition at line 137 of file board.cpp.

Referenced by bBoard(), and bSearchAlgorithm::SearchBestMove().

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◆ needCalcMinorPieces()

bool bBoard::needCalcMinorPieces ( ) const

inlineconstexpr

Definition at line 76 of file board.h.

◆ noNeedCalcMinorPieces()

bool bBoard::noNeedCalcMinorPieces ( ) const

inlineconstexpr

Definition at line 78 of file board.h.

Referenced by calcGameStage(), and calcMinorPieces().

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◆ setNeedCalcMinorPieces()

void bBoard::setNeedCalcMinorPieces ( )

inline

Definition at line 80 of file board.h.

Referenced by applyMove().

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◆ clearNeedCalcMinorPieces()

void bBoard::clearNeedCalcMinorPieces ( )

inline

Definition at line 82 of file board.h.

Referenced by calcMinorPieces().

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◆ calcMinorPieces()

void bBoard::calcMinorPieces ( bool const bForceRecalc )

Recalculate minor pieces, used for evaluation and end of game condition in case of less than 5 pieces.

Parameters

bForceRecalc force to recalculate

Definition at line 66 of file board.cpp.

Referenced by bBoard(), cmd_eval::execute(), invertColours(), bSearchAlgorithm::RetrieveBoardEvaluation(), bSearchAlgorithm::RetrieveBoardEvaluationForWhite(), and bSearchAlgorithm::SearchBestMove().

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◆ getMove()

bmove_t bBoard::getMove ( ) const

inlineconstexpr

Definition at line 87 of file board.h.

◆ clearMove()

void bBoard::clearMove ( )

inline

Definition at line 89 of file board.h.

Referenced by bGame::revertGameMove().

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◆ setMove()

void bBoard::setMove ( bmove_t const bmt )

inline

Definition at line 91 of file board.h.

Referenced by applyMove().

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◆ getPreviousMoves()

movesequence_t const & bBoard::getPreviousMoves ( ) const

inline

Definition at line 94 of file board.h.

Referenced by bBoard(), XboardMode::sendInfoSearching(), and setVariation().

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◆ setPreviousMoves()

void bBoard::setPreviousMoves ( movesequence_t const & v )

inline

Definition at line 96 of file board.h.

Referenced by bSearchAlgorithm::SearchBestMove().

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◆ getVariation()

movesequence_t const & bBoard::getVariation ( ) const

inline

Definition at line 98 of file board.h.

Referenced by UCIMode::sendInfoCurrMove(), UCIMode::sendInfoSearching(), UCIMode::sendInfoSearching(), XboardMode::sendInfoSearching(), and setVariation().

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◆ clearVariation()

void bBoard::clearVariation ( )

inline

Definition at line 100 of file board.h.

Referenced by bSearchAlgorithm::SearchBestMove().

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◆ setVariation()

void bBoard::setVariation ( bBoard const & chldbrd )

Definition at line 225 of file board.cpp.

Referenced by SearchAlphaBeta::CalcBestMove().

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◆ applyMove()

boardInfo_t bBoard::applyMove ( bMove const & m )

overridevirtual

modification of board move is kept on previous board newboard does not have move stored and has flag to recalculate minor pieces

Todo: check usage in case of failure, why not return exception?

Reimplemented from bBasicBoard.

Definition at line 215 of file board.cpp.

Referenced by SearchAlphaBeta::CalcBestMove(), SearchEvalPosOnly::CalcBestMove(), and SearchAlphaBeta::Quiescence().

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◆ operator std::string()

bBoard::operator std::string ( ) const

print board

Todo: add mate condition

Definition at line 238 of file board.cpp.

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Friends And Related Symbol Documentation

◆ bPositionEvaluation

friend class bPositionEvaluation

friend

Definition at line 109 of file board.h.

Referenced by bPositionEvaluation.

◆ PosEvalPositionalBoard

friend class PosEvalPositionalBoard

friend

Definition at line 110 of file board.h.

Referenced by PosEvalPositionalBoard.

◆ bWhitePiece

friend class bWhitePiece

friend

Definition at line 111 of file board.h.

Referenced by bWhitePiece.

◆ bBlackPiece

friend class bBlackPiece

friend

Definition at line 112 of file board.h.

Referenced by bBlackPiece.

◆ operator<<

std::ostream & operator<<	(	std::ostream &	os,
		bBoard const &	bd )

friend

print board

Definition at line 272 of file board.cpp.

Public Member Functions

Friends

Additional Inherited Members

Detailed Description

Constructor & Destructor Documentation

◆ bBoard() [1/3]

◆ bBoard() [2/3]

◆ bBoard() [3/3]

◆ ~bBoard()

Member Function Documentation

◆ operator=() [1/2]

◆ operator=() [2/2]

◆ invertColours()

◆ getGameStage()

◆ clearGameStage()

◆ getGameStageName()

◆ calcGameStage()

◆ needCalcMinorPieces()

◆ noNeedCalcMinorPieces()

◆ setNeedCalcMinorPieces()

◆ clearNeedCalcMinorPieces()

◆ calcMinorPieces()

◆ getMove()

◆ clearMove()

◆ setMove()

◆ getPreviousMoves()

◆ setPreviousMoves()

◆ getVariation()

◆ clearVariation()

◆ setVariation()

◆ applyMove()

◆ operator std::string()

Friends And Related Symbol Documentation

◆ bPositionEvaluation

◆ PosEvalPositionalBoard

◆ bWhitePiece

◆ bBlackPiece

◆ operator<<