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Revert "Count passed pawns in asymmetry measure"

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This commit is contained in:
Stéphane Nicolet 2018-02-25 15:12:19 +01:00
parent 2e21aba8d9
commit 2ec36f8ae8
1 changed files with 2 additions and 6 deletions
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6
src/pawns.cpp
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@ -164,9 +164,6 @@ namespace {
e->passedPawns[Us] |= s; e->passedPawns[Us] |= s;
} }
if (e->passedPawns[Us] & s)
e->asymmetry++;
// Score this pawn // Score this pawn
if (supported | phalanx) if (supported | phalanx)
score += Connected[opposed][bool(phalanx)][popcount(supported)][relative_rank(Us, s)]; score += Connected[opposed][bool(phalanx)][popcount(supported)][relative_rank(Us, s)];
@ -223,10 +220,9 @@ Entry* probe(const Position& pos) {
return e; return e;
e->key = key; e->key = key;
e->asymmetry = 0;
e->scores[WHITE] = evaluate<WHITE>(pos, e); e->scores[WHITE] = evaluate<WHITE>(pos, e);
e->scores[BLACK] = evaluate<BLACK>(pos, e); e->scores[BLACK] = evaluate<BLACK>(pos, e);
e->asymmetry += popcount(e->semiopenFiles[WHITE] ^ e->semiopenFiles[BLACK]); e->asymmetry = popcount(e->semiopenFiles[WHITE] ^ e->semiopenFiles[BLACK]);
e->openFiles = popcount(e->semiopenFiles[WHITE] & e->semiopenFiles[BLACK]); e->openFiles = popcount(e->semiopenFiles[WHITE] & e->semiopenFiles[BLACK]);
return e; return e;