Marco Costalba
5dc2312121
Update copyright info
...
Signed-off-by: Marco Costalba <mcostalba@gmail.com>
2008-10-20 21:47:20 +02:00
Marco Costalba
d3600c39a7
Update copyright info
...
Signed-off-by: Marco Costalba <mcostalba@gmail.com>
2008-10-19 20:43:33 +01:00
Marco Costalba
94f1b31484
movegen: revert see ordering in score_captures()
...
It works better with MVV ordering.
Signed-off-by: Marco Costalba <mcostalba@gmail.com>
2008-10-18 21:35:33 +02:00
Marco Costalba
158911425b
Space inflate movegen.cpp
...
Signed-off-by: Marco Costalba <mcostalba@gmail.com>
2008-10-18 21:35:33 +02:00
Marco Costalba
cf8ee79b76
Movepick: add and use find_best_index() helper
...
This removes a bunch of redundant code.
No functional change.
Signed-off-by: Marco Costalba <mcostalba@gmail.com>
2008-10-18 21:35:33 +02:00
Marco Costalba
06d6468ce9
Test with see
...
Signed-off-by: Marco Costalba <mcostalba@gmail.com>
2008-10-18 21:35:33 +02:00
Marco Costalba
173ecc0acf
Use MVV to score captures when see >=0
...
This fix a couple of dubious bugs in MVV/LVA
ordering.
Tests seems to confirm now is slightly better.
Signed-off-by: Marco Costalba <mcostalba@gmail.com>
2008-10-18 21:35:32 +02:00
Marco Costalba
2943e1ca31
MovePicker: use const reference instead of pointers
...
Signed-off-by: Marco Costalba <mcostalba@gmail.com>
2008-10-18 21:35:32 +02:00
Marco Costalba
486ec580f9
Space inflate movepick.cpp
...
Also added some FIXME to dubious points.
Still no functional change.
Signed-off-by: Marco Costalba <mcostalba@gmail.com>
2008-10-18 21:35:32 +02:00
Marco Costalba
a930aafce0
Better comment previous patch
...
Signed-off-by: Marco Costalba <mcostalba@gmail.com>
2008-10-18 21:35:32 +02:00
Marco Costalba
b3744eb4d0
Always add psqt scoring
...
When there is also history, history is always
preferred.
Signed-off-by: Marco Costalba <mcostalba@gmail.com>
2008-10-18 21:35:32 +02:00
Marco Costalba
a03ab94f44
Shortcut sorting when no move is in history
...
An alternative algorithm to psqt scoring.
Still unclear what is the best, more tests needed.
Signed-off-by: Marco Costalba <mcostalba@gmail.com>
2008-10-18 21:35:20 +02:00
Marco Costalba
644db060ae
Add psqt ordering when there is no history
...
This seems to increase strenght (about 15 ELO),
still to test some variations on this theme that
could increase ELO even more.
Idea from Rebel (http://members.home.nl/matador/chess840.htm )
Signed-off-by: Marco Costalba <mcostalba@gmail.com>
2008-10-15 07:18:05 +01:00
Marco Costalba
58c7a5c477
Workaround a static data member bug in MSVC
...
Without this patch MSVC crashes when compiled
in release mode. It survives and works as
expected in debug mode and with gcc and Intel
compilers.
Signed-off-by: Marco Costalba <mcostalba@gmail.com>
2008-10-13 20:40:47 +02:00
Marco Costalba
bbf7a94d76
Better interface to get the current move type
...
Signed-off-by: Marco Costalba <mcostalba@gmail.com>
2008-10-06 05:44:23 +02:00
Marco Costalba
310e07f292
Teach MovePicker::get_next_move() to return move type
...
This will be used in future patches.
Signed-off-by: Marco Costalba <mcostalba@gmail.com>
2008-10-06 05:44:22 +02:00
Marco Costalba
52487c4f04
MovePicker: simplify move swapping
...
We don't need a full swap here because once found
and returned the best move will not be used again.
Signed-off-by: Marco Costalba <mcostalba@gmail.com>
2008-09-18 12:26:10 +02:00
Marco Costalba
bb751d6c89
Initial import of Glaurung 2.1
2008-09-01 07:59:13 +02:00
