 Mattia Giambirtone
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4cba3824fc
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Major tuner fixes and improvements
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2024-05-17 00:55:45 +02:00 |
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Mattia Giambirtone
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f53e149af0
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Update evaluation and tuner
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2024-05-16 14:14:25 +02:00 |
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Mattia Giambirtone
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46be23dbb7
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Update README
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2024-05-15 16:26:10 +02:00 |
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Mattia Giambirtone
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946905293d
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Fixes to isNotMated and add TT probing in qsearch
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2024-05-15 15:52:35 +02:00 |
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Mattia Giambirtone
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d4dfa6b325
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Fix clear() proc for transposition table
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2024-05-15 11:09:09 +02:00 |
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Mattia Giambirtone
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30b3de233f
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Add missing tuner
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2024-05-15 00:26:58 +02:00 |
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Mattia Giambirtone
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35a21ec8c9
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Further work on the tuner. Experimental thread voting (disabled). Preparation for eval improvements
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2024-05-15 00:25:23 +02:00 |
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Mattia Giambirtone
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53406cb94f
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Fix stupid issues with create() (kill me I'm an idiot)
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2024-05-14 12:08:49 +02:00 |
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Mattia Giambirtone
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5b3c244206
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Fix issues with joinThread and fix nps scaling issues by not using atomic node counters
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2024-05-14 11:20:03 +02:00 |
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Mattia Giambirtone
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e54fc56925
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Remove buggy calls to joinThread in parallel search
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2024-05-14 02:07:59 +02:00 |
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Mattia Giambirtone
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403d5555f1
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Experimental parallel search support
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2024-05-14 01:45:33 +02:00 |
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Mattia Giambirtone
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836e9e6a34
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Time limits are updated when the engine stops pondering
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2024-05-13 18:31:23 +02:00 |
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Mattia Giambirtone
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d9e183caf3
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Hopefully fix pondering bugs
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2024-05-13 17:11:24 +02:00 |
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Mattia Giambirtone
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6adae84bca
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Minor refactoring and cleanup
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2024-05-13 14:51:21 +02:00 |
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Mattia Giambirtone
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7fcdf25dbb
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Fix SEE bugs and ensure getKingAttacks works even if the king is removed from the board
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2024-05-13 14:47:36 +02:00 |
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Mattia Giambirtone
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2c840f2f3c
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Remove buggy ponder move tracking as it is already handled by the UCI spec
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2024-05-12 23:18:53 +02:00 |
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Mattia Giambirtone
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133cde53b2
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Initial work on tuning via pytorch
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2024-05-12 20:23:10 +02:00 |
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Mattia Giambirtone
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9a7139cdd5
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Updated .gitignore
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2024-05-12 20:11:57 +02:00 |
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Mattia Giambirtone
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218069cc92
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Implement pondering
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2024-05-12 15:30:10 +02:00 |
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Mattia Giambirtone
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1e33ead8a2
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Mate score is now positive. Fix mate score reporting. Initial work on eval improvements. Fix passed pawn masks
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2024-05-12 14:35:52 +02:00 |
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Mattia Giambirtone
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db76565aa8
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Implement QSEE pruning (gains 52.9 +/- 25.2). Initial work on history malus. Reset search state after ucinewgame + minor other fixes
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2024-05-12 01:02:47 +02:00 |
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Mattia Giambirtone
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ec309c9d4d
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Implement QSEE pruning
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2024-05-11 15:08:58 +02:00 |
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Mattia Giambirtone
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25677ae2c6
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Add improved NMP reduction scheme (20.1 +/- 14)
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2024-05-11 12:50:33 +02:00 |
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Mattia Giambirtone
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9331729d76
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Add SEE to move ordering (gains 44.7 +/- 22.9)
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2024-05-11 11:25:45 +02:00 |
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Mattia Giambirtone
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ca3f13ef04
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Fix movegen bug with king attacks, implement SEE and related tests (still not integrated)
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2024-05-11 09:43:58 +02:00 |
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Mattia Giambirtone
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7c19d42638
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Initial work on standpat evaluation, move Qsearch TT probing into separate option. Initial work on LMP
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2024-05-10 15:26:06 +02:00 |
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Mattia Giambirtone
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fc07d50ec1
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Initial work on SEE
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2024-05-10 15:12:59 +02:00 |
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Mattia Giambirtone
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2f39e42448
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Apply minor fixes to FP (still untested)
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2024-05-10 14:29:47 +02:00 |
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Mattia Giambirtone
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fdf71bbfce
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Add untested FP
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2024-05-10 13:25:55 +02:00 |
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Mattia Giambirtone
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9b049cdcec
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Implement RFP (elo gains 41.5 +/- 21.9)
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2024-05-10 13:16:12 +02:00 |
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Mattia Giambirtone
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b9fbb9eb3f
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Implement null move pruning (+34.5 +/- 19.6), minor changes and fixes
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2024-05-10 11:21:57 +02:00 |
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Mattia Giambirtone
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887e2a64a3
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WIP refactoring for aspiration window, minor other changes
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2024-05-09 15:45:39 +02:00 |
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Mattia Giambirtone
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e0914e2eb5
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Refactor move ordering, implement killer moves, probe TT in qsearch, initial work on aspiration windows
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2024-05-09 10:15:00 +02:00 |
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Mattia Giambirtone
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9ffa7f6ea6
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Fix searches with time per move, preliminary work on eval improvements, minor changes and fixes
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2024-05-07 13:40:48 +02:00 |
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Mattia Giambirtone
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d9f16c5ceb
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Fix LMR threshold
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2024-05-07 00:34:24 +02:00 |
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Mattia Giambirtone
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7292356948
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Fix crashing, implement LMR and tempo bonus
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2024-05-06 23:48:40 +02:00 |
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Mattia Giambirtone
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2a1f020edd
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Fix bugs with LMR (needs testing). Move to ptrs. General refactoring
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2024-05-06 00:34:06 +02:00 |
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Mattia Giambirtone
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245a5d75e8
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Initial work on killer moves. Add soft tm (gains 41.8 +/- 22.0)
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2024-05-05 16:07:37 +02:00 |
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Mattia Giambirtone
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651acd26ed
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Implement history euristic (gain: 73.1 +/- 30.2)
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2024-05-05 13:37:33 +02:00 |
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Mattia Giambirtone
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0695fff442
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Refactor code to eliminate refs shared across thread boundaries
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2024-05-04 20:30:26 +02:00 |
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Mattia Giambirtone
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98668ae66e
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Check extensions (gain 89.5 +/- 34.0) and initial work on draw by insufficient material detection
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2024-05-03 17:10:18 +02:00 |
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Mattia Giambirtone
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d5f3071733
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Remove useTT compile time flag
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2024-05-02 19:08:30 +02:00 |
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Mattia Giambirtone
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5100bc744c
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Fix TT: Gains 83.0 +/- 32.5 elo
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2024-05-02 19:07:20 +02:00 |
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Mattia Giambirtone
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9a41ba50ff
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Uncomment tt cutoff code
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2024-05-02 15:41:30 +02:00 |
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Mattia Giambirtone
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316a63303c
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Fix incremental zobrist hashing, fix repetition detection, add ttmove, wait for search thread to complete
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2024-05-02 14:39:46 +02:00 |
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Mattia Giambirtone
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fe453aa3fd
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Hopefully fix crashing issues
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2024-05-02 00:24:57 +02:00 |
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Mattia Giambirtone
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fe7e64e9c3
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Refactor chessboard code and move most logic to Position
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2024-05-01 19:46:28 +02:00 |
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Mattia Giambirtone
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4cb994a3a6
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Minor tweaks
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2024-05-01 18:10:38 +02:00 |
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Mattia Giambirtone
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2de3f64562
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Move the mailbox into the position object and get rid of update(). Minor UI tweaks
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2024-05-01 18:02:17 +02:00 |
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Mattia Giambirtone
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e6dd6fcf4c
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Minor refactoring and cleanup. Switch away from boehm GC as that's too slow
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2024-05-01 16:54:08 +02:00 |