stellar

UCI Chess engine written in C++20
git clone git://git.dimitrijedobrota.com/stellar.git
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commit9c244b30d8dce60a01473b95f7b6eb76cf29ed2c
parent81a01aa0657d9d75a49aba55ae606d5da5e79ff9
authorDimitrije Dobrota <mail@dimitrijedobrota.com>
dateWed, 21 Sep 2022 21:49:50 +0200

get_queen_attacks() function

Diffstat:
Msrc/engine.c|+++++++----

1 files changed, 7 insertions(+), 4 deletions(-)

diff --git a/src/engine.c b/src/engine.c

@@ -586,6 +586,10 @@ static inline U64 get_rook_attacks(int square, U64 occupancy) {

return rook_attacks[square][occupancy];
}
static inline U64 get_queen_attacks(int square, U64 occupancy) {
return (get_bishop_attacks(square, occupancy) |
get_rook_attacks(square, occupancy));
}
// magic numbers
U64 generate_magic_number() {

@@ -644,11 +648,10 @@ int main(void) {

CBoard_T board;
NEW(board);
CBoard_print(CBoard_fromFEN(board, empty_board));
CBoard_print(CBoard_fromFEN(board, start_position));
CBoard_print(CBoard_fromFEN(board, tricky_position));
CBoard_print(CBoard_fromFEN(board, killer_position));
CBoard_print(CBoard_fromFEN(board, cmk_position));
bitboard_print(
get_queen_attacks(d8, board->colorBB[WHITE] | board->colorBB[BLACK]));
FREE(board);
return 0;