HCha/Stockfish
1
0
Fork 0
mirror of https://github.com/HChaZZY/Stockfish.git synced 2025-12-19 08:36:33 +08:00
Code Issues Packages Projects Releases Wiki Activity

Retire DirectionTable[]

Browse Source 
With this patch even word 'direction' is disappeared !

No functional change.

Signed-off-by: Marco Costalba <mcostalba@gmail.com>
This commit is contained in:
Marco Costalba
2010-12-27 00:13:10 +01:00
parent 4dded4e72f
commit e7ab3a0d16
3 changed files with 28 additions and 53 deletions
Download Patch File Download Diff File Expand all files Collapse all files

2
src/movegen.cpp
View File

@@ -244,7 +244,7 @@ MoveStack* generate_evasions(const Position& pos, MoveStack* mlist) {
case QUEEN:
// In case of a queen remove also squares attacked in the other direction to
// avoid possible illegal moves when queen and king are on adjacent squares.
if (squares_straight_aligned(checksq, ksq))
if (RookPseudoAttacks[checksq] & (1ULL << ksq))
sliderAttacks |= RookPseudoAttacks[checksq] | pos.attacks_from<BISHOP>(checksq);
else
sliderAttacks |= BishopPseudoAttacks[checksq] | pos.attacks_from<ROOK>(checksq);