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Incorporate statscore into history bonus

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Passed STC:
LLR: 2.94 (-2.94,2.94) <0.00,2.00>
Total: 80128 W: 20879 L: 20498 D: 38751
Ptnml(0-2): 274, 9318, 20496, 9705, 271
https://tests.stockfishchess.org/tests/view/6945d11f3c8768ca45072218

Passed LTC:
LLR: 2.94 (-2.94,2.94) <0.50,2.50>
Total: 134298 W: 34497 L: 33983 D: 65818
Ptnml(0-2): 81, 14334, 37812, 14834, 88
https://tests.stockfishchess.org/tests/view/6947bf033c8768ca45072491

closes https://github.com/official-stockfish/Stockfish/pull/6488

Bench: 2325401
This commit is contained in:
Taras Vuk
2025-12-23 21:42:45 +01:00
committed by Disservin
parent 73b3b18595
commit c475024be7
1 changed files with 2 additions and 1 deletions
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src/search.cpp
+2 -1
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@@ -1824,7 +1824,8 @@ void update_all_stats(const Position& pos,
Piece movedPiece = pos.moved_piece(bestMove);
PieceType capturedPiece;
int bonus = std::min(116 * depth - 81, 1515) + 347 * (bestMove == ttMove);
int bonus =
std::min(116 * depth - 81, 1515) + 347 * (bestMove == ttMove) + (ss - 1)->statScore / 32;
int malus = std::min(848 * depth - 207, 2446) - 17 * moveCount;
if (!pos.capture_stage(bestMove))