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Teach file_to_char() about upper/lower case

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This allows to further simplify Position::fen()

No functional change.
This commit is contained in:
Marco Costalba
2013-01-04 14:10:35 +01:00
parent 9d1151575d
commit 900e2d4e1e
2 changed files with 6 additions and 6 deletions
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8
src/position.cpp
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@@ -358,16 +358,16 @@ const string Position::fen() const {
ss << (sideToMove == WHITE ? " w " : " b ");
if (can_castle(WHITE_OO))
ss << (chess960 ? char(toupper(file_to_char(file_of(castle_rook_square(WHITE, KING_SIDE))))) : 'K');
ss << (chess960 ? file_to_char(file_of(castle_rook_square(WHITE, KING_SIDE)), false) : 'K');
if (can_castle(WHITE_OOO))
ss << (chess960 ? char(toupper(file_to_char(file_of(castle_rook_square(WHITE, QUEEN_SIDE))))) : 'Q');
ss << (chess960 ? file_to_char(file_of(castle_rook_square(WHITE, QUEEN_SIDE)), false) : 'Q');
if (can_castle(BLACK_OO))
ss << (chess960 ? file_to_char(file_of(castle_rook_square(BLACK, KING_SIDE))) : 'k');
ss << (chess960 ? file_to_char(file_of(castle_rook_square(BLACK, KING_SIDE)), true) : 'k');
if (can_castle(BLACK_OOO))
ss << (chess960 ? file_to_char(file_of(castle_rook_square(BLACK, QUEEN_SIDE))) : 'q');
ss << (chess960 ? file_to_char(file_of(castle_rook_square(BLACK, QUEEN_SIDE)), true) : 'q');
if (st->castleRights == CASTLES_NONE)
ss << '-';

4
src/types.h
View File

@@ -441,8 +441,8 @@ inline int square_distance(Square s1, Square s2) {
return SquareDistance[s1][s2];
}
inline char file_to_char(File f) {
return char(f - FILE_A + 'a');
inline char file_to_char(File f, bool tolower = true) {
return char(f - FILE_A + (tolower ? 'a' : 'A'));
}
inline char rank_to_char(Rank r) {