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⚡ Remove manual piece count during static eval #698

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merged 1 commit into from
Mar 21, 2024

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  • Remove manual piece count during static eval, accessing Position.PieceBitBoards when/wherever it's needed
  • Move bishop pair detection outside of bishop additional eval

SPRT [-3, 1] exceeding expectations:

Test  | eval/no-manual-piece-count
Elo   | 9.50 +- 6.81 (95%)
SPRT  | 8.0+0.08s Threads=1 Hash=32MB
LLR   | 2.92 (-2.25, 2.89) [-3.00, 1.00]
Games | N: 6106 W: 1950 L: 1783 D: 2373
Penta | [182, 671, 1226, 746, 228]
https://openbench.lynx-chess.com/test/228/

@eduherminio eduherminio enabled auto-merge (squash) March 21, 2024 11:56
@eduherminio eduherminio merged commit 53213c9 into main Mar 21, 2024
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@eduherminio eduherminio deleted the eval/no-manual-piece-count branch March 21, 2024 12:02
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