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Code Issues Releases Wiki Activity

Retire piece_type_from_char()

Browse source 
No functional change.

Signed-off-by: Marco Costalba <mcostalba@gmail.com>
This commit is contained in:
Marco Costalba 2011-02-23 14:17:18 +01:00
parent 2511386155
commit 5b2ac7590c
3 changed files with 7 additions and 32 deletions
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1
src/endgame.cpp
View file

@ -26,6 +26,7 @@
#include "bitcount.h" #include "bitcount.h"
#include "endgame.h" #include "endgame.h"
#include "pawns.h"
//// ////

4
src/pawns.h
View file

@ -93,6 +93,10 @@ private:
//// Inline functions //// Inline functions
//// ////
inline Square pawn_push(Color c) {
return c == WHITE ? DELTA_N : DELTA_S;
}
inline void PawnInfoTable::prefetch(Key key) const { inline void PawnInfoTable::prefetch(Key key) const {
unsigned index = unsigned(key & (PawnTableSize - 1)); unsigned index = unsigned(key & (PawnTableSize - 1));

34
src/piece.h
View file

@ -17,25 +17,12 @@
along with this program. If not, see <http://www.gnu.org/licenses/>. along with this program. If not, see <http://www.gnu.org/licenses/>.
*/ */
#if !defined(PIECE_H_INCLUDED) #if !defined(PIECE_H_INCLUDED)
#define PIECE_H_INCLUDED #define PIECE_H_INCLUDED
////
//// Includes
////
#include <string>
#include "color.h" #include "color.h"
#include "square.h"
#include "value.h" #include "value.h"
////
//// Types
////
enum PieceType { enum PieceType {
PIECE_TYPE_NONE = 0, PIECE_TYPE_NONE = 0,
PAWN = 1, KNIGHT = 2, BISHOP = 3, ROOK = 4, QUEEN = 5, KING = 6 PAWN = 1, KNIGHT = 2, BISHOP = 3, ROOK = 4, QUEEN = 5, KING = 6
@ -49,11 +36,6 @@ enum Piece {
ENABLE_OPERATORS_ON(PieceType) ENABLE_OPERATORS_ON(PieceType)
ENABLE_OPERATORS_ON(Piece) ENABLE_OPERATORS_ON(Piece)
////
//// Constants
////
/// Important: If the material values are changed, one must also /// Important: If the material values are changed, one must also
/// adjust the piece square tables, and the method game_phase() in the /// adjust the piece square tables, and the method game_phase() in the
/// Position class! /// Position class!
@ -71,11 +53,6 @@ const Value RookValueEndgame = Value(0x4FE);
const Value QueenValueMidgame = Value(0x9D9); const Value QueenValueMidgame = Value(0x9D9);
const Value QueenValueEndgame = Value(0x9FE); const Value QueenValueEndgame = Value(0x9FE);
////
//// Inline functions
////
inline PieceType type_of_piece(Piece p) { inline PieceType type_of_piece(Piece p) {
return PieceType(int(p) & 7); return PieceType(int(p) & 7);
} }
@ -88,10 +65,6 @@ inline Piece piece_of_color_and_type(Color c, PieceType pt) {
return Piece((int(c) << 3) | int(pt)); return Piece((int(c) << 3) | int(pt));
} }
inline Square pawn_push(Color c) {
return (c == WHITE ? DELTA_N : DELTA_S);
}
inline bool piece_type_is_ok(PieceType pt) { inline bool piece_type_is_ok(PieceType pt) {
return pt >= PAWN && pt <= KING; return pt >= PAWN && pt <= KING;
} }
@ -101,11 +74,8 @@ inline bool piece_is_ok(Piece p) {
} }
inline char piece_type_to_char(PieceType pt) { inline char piece_type_to_char(PieceType pt) {
return std::string(" PNBRQK")[pt]; static const char ch[] = " PNBRQK";
} return ch[pt];
inline PieceType piece_type_from_char(char c) {
return PieceType(std::string(" PNBRQK").find(c));
} }
#endif // !defined(PIECE_H_INCLUDED) #endif // !defined(PIECE_H_INCLUDED)