kate/BadFish
1
0
Fork 0
mirror of https://github.com/sockspls/badfish synced 2025-04-30 16:53:09 +00:00
Code Issues Releases Wiki Activity

Simplify generate_castle()

Browse source 
Skipping the calls to std::min(), std::man() we get
even a nice speed-up on perft.

No functional change.
This commit is contained in:
Marco Costalba 2012-09-09 10:49:25 +02:00
parent 834bd9edd7
commit 0dacab65eb
1 changed files with 2 additions and 4 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

6
src/movegen.cpp
View file

@ -17,7 +17,6 @@
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include <algorithm>
#include <cassert>
#include "movegen.h"
@ -47,9 +46,8 @@ namespace {
assert(!pos.in_check());
for (Square s = std::min(kfrom, kto), e = std::max(kfrom, kto); s <= e; s++)
if ( s != kfrom // We are not in check
&& (pos.attackers_to(s) & enemies))
for (Square s = kto; s != kfrom; s += (Square)(Side == KING_SIDE ? -1 : 1))
if (pos.attackers_to(s) & enemies)
return mlist;
// Because we generate only legal castling moves we need to verify that