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Change condition to use relative rank

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homoSapiensSapiens 2013-09-09 22:12:15 +03:00 • committed by Marco Costalba
parent 6ab8b9b6c6
commit 03cd049c68
1 changed files with 1 additions and 1 deletions
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src/evaluate.cpp
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@ -818,7 +818,7 @@ Value do_evaluate(const Position& pos, Value& margin) {
ebonus -= Value(square_distance(pos.king_square(Us), blockSq) * 2 * rr); ebonus -= Value(square_distance(pos.king_square(Us), blockSq) * 2 * rr);
// If blockSq is not the queening square then consider also a second push // If blockSq is not the queening square then consider also a second push
if (rank_of(blockSq) != (Us == WHITE ? RANK_8 : RANK_1)) if (relative_rank(Us, blockSq) != RANK_8)
ebonus -= Value(square_distance(pos.king_square(Us), blockSq + pawn_push(Us)) * rr); ebonus -= Value(square_distance(pos.king_square(Us), blockSq + pawn_push(Us)) * rr);
// If the pawn is free to advance, increase bonus // If the pawn is free to advance, increase bonus