eval.h File Reference

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Classes
class	bPositionEvaluation
class	PosEvalPiecesOnly
class	PosEvalStaticBoard
class	PosEvalPositionalBoard

Namespaces
namespace	belofte
	Allow index mapper for char values of piece into int in 1-12 range to reduce space and easy initialisation.

Typedefs
typedef enum gameResult	gameResult_t

Enumerations
enum	gameResult {   GR_UNKNOWN = 0 , GR_DRAW_STALEMATE = 10 , GR_DRAW_LACKMATERIAL , GR_DRAW_THREEFOLD ,   GR_DRAW_50 , GR_DRAW_ADJ , GR_DRAW_FLAG , GR_DRAW_OTHER ,   GR_WHITEMATES = 20 , GR_BLACKRESIGNS , GR_WHITEWINS_ADJ , GR_WHITEWINS_FLAG ,   GR_BLACKMATES = 30 , GR_WHITERESIGNS , GR_BLACKWINS_ADJ , GR_BLACKWINS_FLAG }

Functions
bScore	belofte::realScore (bScore const sc)

Variables
constexpr bScore	SCORE_INFINITE = 0x3FFF
constexpr bScore	SCORE_POSITIVE = 0x7FFF
constexpr bScore	SCORE_THEORETIC_DRAW = 0x4000
constexpr bScore	SCORE_PRACTICAL_DRAW = SCORE_THEORETIC_DRAW | ~SCORE_POSITIVE
constexpr bScore	SCORE_PUNDEFINED = 0x3FFE
constexpr bScore	SCORE_UNDEFINED = SCORE_PUNDEFINED | ~SCORE_POSITIVE
constexpr bScore	SCORE_ALMOST_NORMAL = 0x2FFF
constexpr bScore	SCORE_MATE = 0x2F4F
constexpr bScore	SCORE_WINNING = 0x27FF
constexpr bScore	SCORE_RESIGN = 0x0578
constexpr bScore	SCORE_ALMOST_DRAW = 0x000A
constexpr bScore	SCORE_DRAW = 0x0000
constexpr bScore	SCORE_CONVERGE_BYDEPTH = 1
constexpr bScore	SCORE_BETAMARGIN = 80

Typedef Documentation

gameResult_t

typedef enum gameResult gameResult_t

Definition at line 41 of file eval.h.

Enumeration Type Documentation

gameResult

enum gameResult

Enumerator
GR_UNKNOWN
GR_DRAW_STALEMATE
GR_DRAW_LACKMATERIAL
GR_DRAW_THREEFOLD
GR_DRAW_50
GR_DRAW_ADJ
GR_DRAW_FLAG
GR_DRAW_OTHER
GR_WHITEMATES
GR_BLACKRESIGNS
GR_WHITEWINS_ADJ
GR_WHITEWINS_FLAG
GR_BLACKMATES
GR_WHITERESIGNS
GR_BLACKWINS_ADJ
GR_BLACKWINS_FLAG

Definition at line 33 of file eval.h.

Variable Documentation

SCORE_INFINITE

constexpr bScore SCORE_INFINITE = 0x3FFF

constexpr

Definition at line 15 of file eval.h.

Referenced by SearchAlphaBeta::CalcBestMove(), SearchAlphaBeta::CalcBestMove(), SearchAlphaBetaFH::CalcBestMove(), UCIMode::sendInfoScore(), and UCIMode::sendInfoSearching().

SCORE_POSITIVE

constexpr bScore SCORE_POSITIVE = 0x7FFF

constexpr

Definition at line 16 of file eval.h.

Referenced by bSearchAlgorithm::attenuateScore(), SearchAlphaBeta::CalcBestMove(), SearchAlphaBetaFH::CalcBestMove(), bMove::getMoveEvalStr(), bMove::isEndOfGame(), bGame::playGameMove(), SearchAlphaBeta::Quiescence(), belofte::realScore(), UCIMode::sendInfoScore(), UCIMode::sendInfoSearching(), and XboardMode::sendInfoSearching().

SCORE_THEORETIC_DRAW

constexpr bScore SCORE_THEORETIC_DRAW = 0x4000

constexpr

Definition at line 17 of file eval.h.

Referenced by bSearchAlgorithm::attenuateScore(), SearchAlphaBeta::CalcBestMove(), SearchAlphaBetaFH::CalcBestMove(), bMove::getMoveEvalStr(), bGame::playGameMove(), SearchAlphaBeta::Quiescence(), belofte::realScore(), and bPositionEvaluation::resultToScoreFlag().

SCORE_PRACTICAL_DRAW

constexpr bScore SCORE_PRACTICAL_DRAW = SCORE_THEORETIC_DRAW | ~SCORE_POSITIVE

constexpr

Definition at line 18 of file eval.h.

SCORE_PUNDEFINED

constexpr bScore SCORE_PUNDEFINED = 0x3FFE

constexpr

Definition at line 19 of file eval.h.

Referenced by bSearchAlgorithm::attenuateScore(), bMove::getMoveEvalStr(), bMove::isEndOfGame(), bGame::playGameMove(), belofte::realScore(), UCIMode::sendInfoScore(), UCIMode::sendInfoSearching(), and XboardMode::sendInfoSearching().

SCORE_UNDEFINED

constexpr bScore SCORE_UNDEFINED = SCORE_PUNDEFINED | ~SCORE_POSITIVE

constexpr

Definition at line 20 of file eval.h.

Referenced by bSearchAlgorithm::attenuateScore(), SearchPerft::CalcBestMove(), SearchEvalPosOnly::CalcBestMove(), SearchRandom::CalcBestMove(), SearchAlphaBeta::CalcBestMove(), SearchAlphaBetaFH::CalcBestMove(), SearchAlphaBeta::Quiescence(), belofte::realScore(), and bSearchAlgorithm::RetrieveBoardEvaluation().

SCORE_ALMOST_NORMAL

constexpr bScore SCORE_ALMOST_NORMAL = 0x2FFF

constexpr

Definition at line 22 of file eval.h.

Referenced by bSearchAlgorithm::attenuateScore(), and UCIMode::sendInfoScore().

SCORE_MATE

constexpr bScore SCORE_MATE = 0x2F4F

constexpr

Definition at line 23 of file eval.h.

Referenced by bMove::isEndOfGame(), bGame::playGameMove(), bPositionEvaluation::resultToScoreFlag(), and UCIMode::sendInfoScore().

SCORE_WINNING

constexpr bScore SCORE_WINNING = 0x27FF

constexpr

Definition at line 24 of file eval.h.

Referenced by SearchAlphaBeta::CalcBestMove(), SearchAlphaBetaFH::CalcBestMove(), SearchAlphaBeta::Quiescence(), and UCIMode::sendInfoScore().

SCORE_RESIGN

constexpr bScore SCORE_RESIGN = 0x0578

constexpr

Definition at line 25 of file eval.h.

SCORE_ALMOST_DRAW

constexpr bScore SCORE_ALMOST_DRAW = 0x000A

constexpr

Definition at line 26 of file eval.h.

Referenced by bSearchAlgorithm::attenuateScore().

SCORE_DRAW

constexpr bScore SCORE_DRAW = 0x0000

constexpr

Definition at line 27 of file eval.h.

Referenced by belofte::realScore().

SCORE_CONVERGE_BYDEPTH

constexpr bScore SCORE_CONVERGE_BYDEPTH = 1

constexpr

Definition at line 29 of file eval.h.

Referenced by bSearchAlgorithm::attenuateScore(), bMove::isEndOfGame(), and bGame::playGameMove().

SCORE_BETAMARGIN

constexpr bScore SCORE_BETAMARGIN = 80

constexpr

Definition at line 30 of file eval.h.

Referenced by SearchAlphaBetaFH::SearchAlphaBetaFH().