kate/BadFish
1
0
Fork 0
mirror of https://github.com/sockspls/badfish synced 2025-05-01 17:19:36 +00:00
Code Issues Releases Wiki Activity

Further reduce

Browse source
This commit is contained in:
root 2015-01-10 14:10:48 +00:00
parent c091add4fd
commit 32ff92de2f
1 changed files with 0 additions and 7 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

7
src/bitboard.cpp
View file

@ -14,16 +14,9 @@ void Bitboards::init() {
for (File f = FILE_A; f <= FILE_H; ++f) for (File f = FILE_A; f <= FILE_H; ++f)
FileBB[f] = f > FILE_A ? FileBB[f - 1] << 1 : FileABB; FileBB[f] = f > FILE_A ? FileBB[f - 1] << 1 : FileABB;
for (Rank r = RANK_1; r <= RANK_8; ++r)
RankBB[r] = r > RANK_1 ? RankBB[r - 1] << 8 : Rank1BB;
for (File f = FILE_A; f <= FILE_H; ++f) for (File f = FILE_A; f <= FILE_H; ++f)
AdjacentFilesBB[f] = (f > FILE_A ? FileBB[f - 1] : 0) | (f < FILE_H ? FileBB[f + 1] : 0); AdjacentFilesBB[f] = (f > FILE_A ? FileBB[f - 1] : 0) | (f < FILE_H ? FileBB[f + 1] : 0);
for (Rank r = RANK_1; r < RANK_8; ++r)
InFrontBB[WHITE][r] = ~(InFrontBB[BLACK][r + 1] = InFrontBB[BLACK][r] | RankBB[r]);
PawnAttackSpan[0][0] = AdjacentFilesBB[7]; PawnAttackSpan[0][0] = AdjacentFilesBB[7];
} }