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bitboard.h reduce

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root 2015-01-10 13:54:35 +00:00
parent 57e512b7a3
commit 5c9a12f6f1
1 changed files with 1 additions and 20 deletions
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21
src/bitboard.h
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@ -5,29 +5,10 @@
#include "types.h" #include "types.h"
namespace Bitboards { namespace Bitboards { void init(); }
void init();
}
const Bitboard FileABB = 0x0101010101010101ULL; const Bitboard FileABB = 0x0101010101010101ULL;
const Bitboard FileBBB = FileABB << 1;
const Bitboard FileCBB = FileABB << 2;
const Bitboard FileDBB = FileABB << 3;
const Bitboard FileEBB = FileABB << 4;
const Bitboard FileFBB = FileABB << 5;
const Bitboard FileGBB = FileABB << 6;
const Bitboard FileHBB = FileABB << 7;
const Bitboard Rank1BB = 0xFF; const Bitboard Rank1BB = 0xFF;
const Bitboard Rank2BB = Rank1BB << (8 * 1);
const Bitboard Rank3BB = Rank1BB << (8 * 2);
const Bitboard Rank4BB = Rank1BB << (8 * 3);
const Bitboard Rank5BB = Rank1BB << (8 * 4);
const Bitboard Rank6BB = Rank1BB << (8 * 5);
const Bitboard Rank7BB = Rank1BB << (8 * 6);
const Bitboard Rank8BB = Rank1BB << (8 * 7);
extern Bitboard AdjacentFilesBB[FILE_NB]; extern Bitboard AdjacentFilesBB[FILE_NB];