Rui Coelho 7678d63cf2 Use complexity in search ...

This patch uses the complexity measure (from #3875) as a heuristic for null move pruning.
Hopefully, there may be room to use it in other pruning techniques.
I would like to thank vondele and locutus2 for the feedback and suggestions during testing.

Passed STC
LLR: 2.95 (-2.94,2.94) <0.00,2.50>
Total: 35000 W: 9624 L: 9347 D: 16029
Ptnml(0-2): 156, 3894, 9137, 4143, 170
https://tests.stockfishchess.org/tests/view/61dda784c65bf87d6c45ab80

Passed LTC
LLR: 2.94 (-2.94,2.94) <0.50,3.00>
Total: 230776 W: 64227 L: 63454 D: 103095
Ptnml(0-2): 1082, 23100, 66380, 23615, 1211
https://tests.stockfishchess.org/tests/view/61ddd0cf3ddbc32543e72c2b

Closes https://github.com/official-stockfish/Stockfish/pull/3890

Bench: 4464962

2022-01-13 22:25:01 +01:00

..

incbin

Embed default net, and simplify using non-default nets

2020-08-29 21:56:00 +02:00

nnue

Update copyright years

2022-01-06 15:45:45 +01:00

syzygy

Update copyright years

2022-01-06 15:45:45 +01:00

benchmark.cpp

Tune FRC trapped Bishop patch

2022-01-09 15:49:19 +01:00

bitbase.cpp

Update copyright years

2022-01-06 15:45:45 +01:00

bitboard.cpp

Update copyright years

2022-01-06 15:45:45 +01:00

bitboard.h

Update copyright years

2022-01-06 15:45:45 +01:00

endgame.cpp

Update copyright years

2022-01-06 15:45:45 +01:00

endgame.h

Update copyright years

2022-01-06 15:45:45 +01:00

evaluate.cpp

Tune FRC trapped Bishop patch

2022-01-09 15:49:19 +01:00

evaluate.h

Update copyright years

2022-01-06 15:45:45 +01:00

main.cpp

Update copyright years

2022-01-06 15:45:45 +01:00

Makefile

Fix Makefile for compilation with clang on Windows

2022-01-13 22:17:27 +01:00

material.cpp

Update copyright years

2022-01-06 15:45:45 +01:00

material.h

Update copyright years

2022-01-06 15:45:45 +01:00

misc.cpp

Update copyright years

2022-01-06 15:45:45 +01:00

misc.h

Update copyright years

2022-01-06 15:45:45 +01:00

movegen.cpp

Update copyright years

2022-01-06 15:45:45 +01:00

movegen.h

Update copyright years

2022-01-06 15:45:45 +01:00

movepick.cpp

Update copyright years

2022-01-06 15:45:45 +01:00

movepick.h

Update copyright years

2022-01-06 15:45:45 +01:00

pawns.cpp

Update copyright years

2022-01-06 15:45:45 +01:00

pawns.h

Update copyright years

2022-01-06 15:45:45 +01:00

position.cpp

Update copyright years

2022-01-06 15:45:45 +01:00

position.h

Update copyright years

2022-01-06 15:45:45 +01:00

psqt.cpp

Update copyright years

2022-01-06 15:45:45 +01:00

psqt.h

Update copyright years

2022-01-06 15:45:45 +01:00

search.cpp

Use complexity in search

2022-01-13 22:25:01 +01:00

search.h

Update copyright years

2022-01-06 15:45:45 +01:00

simd.h

Update copyright years

2022-01-06 15:45:45 +01:00

thread_win32_osx.h

Update copyright years

2022-01-06 15:45:45 +01:00

thread.cpp

Update copyright years

2022-01-06 15:45:45 +01:00

thread.h

Update copyright years

2022-01-06 15:45:45 +01:00

timeman.cpp

Update copyright years

2022-01-06 15:45:45 +01:00

timeman.h

Update copyright years

2022-01-06 15:45:45 +01:00

tt.cpp

Update copyright years

2022-01-06 15:45:45 +01:00

tt.h

Update copyright years

2022-01-06 15:45:45 +01:00

tune.cpp

Update copyright years

2022-01-06 15:45:45 +01:00

tune.h

Update copyright years

2022-01-06 15:45:45 +01:00

types.h

Update copyright years

2022-01-06 15:45:45 +01:00

uci.cpp

Update copyright years

2022-01-06 15:45:45 +01:00

uci.h

Update copyright years

2022-01-06 15:45:45 +01:00

ucioption.cpp

Update copyright years

2022-01-06 15:45:45 +01:00