X-Git-Url: https://git.sesse.net/?p=stockfish;a=blobdiff_plain;f=src%2Fsearch.cpp;h=6586144dfabceac40f269567244d192c98702d04;hp=a29fd0f64772e9ae7048a52973697f5da99f7fc5;hb=b84af67f4c88f3e3f7b61bf2035475f79fb3e62e;hpb=7c8b7222f5eea024ab480abb2d9289fd1e42da9c;ds=sidebyside diff --git a/src/search.cpp b/src/search.cpp index a29fd0f6..6586144d 100644 --- a/src/search.cpp +++ b/src/search.cpp @@ -159,7 +159,7 @@ namespace { && type_of(pos.piece_on(to_sq(m))) != PAWN && type_of(m) == NORMAL && ( pos.non_pawn_material(WHITE) + pos.non_pawn_material(BLACK) - - PieceValueMidgame[pos.piece_on(to_sq(m))] == VALUE_ZERO)) + - PieceValue[Mg][pos.piece_on(to_sq(m))] == VALUE_ZERO)) return true; return false; @@ -688,7 +688,7 @@ namespace { Depth R = 3 * ONE_PLY + depth / 4; // Null move dynamic reduction based on value - if (refinedValue - PawnValueMidgame > beta) + if (refinedValue - PawnValueMg > beta) R += ONE_PLY; pos.do_null_move(st); @@ -1176,7 +1176,7 @@ split_point_start: // At split points actual search starts from here alpha = bestValue; futilityBase = ss->eval + evalMargin + FutilityMarginQS; - enoughMaterial = pos.non_pawn_material(pos.side_to_move()) > RookValueMidgame; + enoughMaterial = pos.non_pawn_material(pos.side_to_move()) > RookValueMg; } // Initialize a MovePicker object for the current position, and prepare @@ -1204,8 +1204,8 @@ split_point_start: // At split points actual search starts from here && !pos.is_passed_pawn_push(move)) { futilityValue = futilityBase - + PieceValueEndgame[pos.piece_on(to_sq(move))] - + (type_of(move) == ENPASSANT ? PawnValueEndgame : VALUE_ZERO); + + PieceValue[Eg][pos.piece_on(to_sq(move))] + + (type_of(move) == ENPASSANT ? PawnValueEg : VALUE_ZERO); if (futilityValue < beta) { @@ -1243,7 +1243,7 @@ split_point_start: // At split points actual search starts from here && givesCheck && move != ttMove && !pos.is_capture_or_promotion(move) - && ss->eval + PawnValueMidgame / 4 < beta + && ss->eval + PawnValueMg / 4 < beta && !check_is_dangerous(pos, move, futilityBase, beta)) continue; @@ -1328,7 +1328,7 @@ split_point_start: // At split points actual search starts from here while (b) { // Note that here we generate illegal "double move"! - if (futilityBase + PieceValueEndgame[pos.piece_on(pop_lsb(&b))] >= beta) + if (futilityBase + PieceValue[Eg][pos.piece_on(pop_lsb(&b))] >= beta) return true; } @@ -1440,7 +1440,7 @@ split_point_start: // At split points actual search starts from here // Case 2: If the threatened piece has value less than or equal to the // value of the threatening piece, don't prune moves which defend it. if ( pos.is_capture(threat) - && ( PieceValueMidgame[pos.piece_on(tfrom)] >= PieceValueMidgame[pos.piece_on(tto)] + && ( PieceValue[Mg][pos.piece_on(tfrom)] >= PieceValue[Mg][pos.piece_on(tto)] || type_of(pos.piece_on(tfrom)) == KING) && pos.move_attacks_square(m, tto)) return true; @@ -1500,7 +1500,7 @@ split_point_start: // At split points actual search starts from here // RootMoves are already sorted by score in descending order size_t size = std::min(MultiPV, RootMoves.size()); - int variance = std::min(RootMoves[0].score - RootMoves[size - 1].score, PawnValueMidgame); + int variance = std::min(RootMoves[0].score - RootMoves[size - 1].score, PawnValueMg); int weakness = 120 - 2 * SkillLevel; int max_s = -VALUE_INFINITE; Move best = MOVE_NONE;