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Stat Formula Tweak

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bonus = d * d + 2 * d - 2

STC:
LLR: 2.94 (-2.94,2.94) [0.00,4.00]
Total: 99444 W: 18274 L: 17778 D: 63392

LTC:
LLR: 2.95 (-2.94,2.94) [0.00,4.00]
Total: 89757 W: 12285 L: 11896 D: 65576

bench: 8276130
This commit is contained in:
VoyagerOne 2016-06-08 11:21:43 -04:00 • committed by Marco Costalba
parent 7c5d724724
commit 7d2a79f037
1 changed files with 5 additions and 5 deletions
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10
src/search.cpp
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@ -1159,7 +1159,7 @@ moves_loop: // When in check search starts from here
&& !pos.captured_piece_type()
&& is_ok((ss-1)->currentMove))
{
Value bonus = Value((depth / ONE_PLY) * (depth / ONE_PLY) + depth / ONE_PLY - 1);
Value bonus = Value((depth / ONE_PLY) * (depth / ONE_PLY) + 2 * depth / ONE_PLY - 2);
if ((ss-2)->counterMoves)
(ss-2)->counterMoves->update(pos.piece_on(prevSq), prevSq, bonus);
@ -1439,7 +1439,7 @@ moves_loop: // When in check search starts from here
ss->killers[0] = move;
}
Value bonus = Value((depth / ONE_PLY) * (depth / ONE_PLY) + depth / ONE_PLY - 1);
Value bonus = Value((depth / ONE_PLY) * (depth / ONE_PLY) + 2 * depth / ONE_PLY - 2);
Square prevSq = to_sq((ss-1)->currentMove);
CounterMoveStats* cmh = (ss-1)->counterMoves;
@ -1480,13 +1480,13 @@ moves_loop: // When in check search starts from here
if ((ss-1)->moveCount == 1 && !pos.captured_piece_type())
{
if ((ss-2)->counterMoves)
(ss-2)->counterMoves->update(pos.piece_on(prevSq), prevSq, -bonus - 2 * (depth + 1) / ONE_PLY);
(ss-2)->counterMoves->update(pos.piece_on(prevSq), prevSq, -bonus - 2 * (depth + 1) / ONE_PLY - 1);
if ((ss-3)->counterMoves)
(ss-3)->counterMoves->update(pos.piece_on(prevSq), prevSq, -bonus - 2 * (depth + 1) / ONE_PLY);
(ss-3)->counterMoves->update(pos.piece_on(prevSq), prevSq, -bonus - 2 * (depth + 1) / ONE_PLY - 1);
if ((ss-5)->counterMoves)
(ss-5)->counterMoves->update(pos.piece_on(prevSq), prevSq, -bonus - 2 * (depth + 1) / ONE_PLY);
(ss-5)->counterMoves->update(pos.piece_on(prevSq), prevSq, -bonus - 2 * (depth + 1) / ONE_PLY - 1);
}
}