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Add clop parameters

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Gary Linscott 2013-02-12 00:10:21 -05:00
parent a7cdf7299a
commit 17b71fe51d
2 changed files with 8 additions and 3 deletions
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9
src/evaluate.cpp
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@ -150,6 +150,8 @@ namespace {
#undef S #undef S
Score BishopPinBonus = make_score(15, 25);
// Bonus for having the side to move (modified by Joona Kiiski) // Bonus for having the side to move (modified by Joona Kiiski)
const Score Tempo = make_score(24, 11); const Score Tempo = make_score(24, 11);
@ -306,6 +308,8 @@ namespace Eval {
KingDangerTable[0][i] = apply_weight(make_score(t, 0), make_score(KingDanger[0], 0)); KingDangerTable[0][i] = apply_weight(make_score(t, 0), make_score(KingDanger[0], 0));
KingDangerTable[1][i] = apply_weight(make_score(t, 0), make_score(KingDanger[1], 0)); KingDangerTable[1][i] = apply_weight(make_score(t, 0), make_score(KingDanger[1], 0));
} }
BishopPinBonus = make_score(Options["pin_open"], Options["pin_end"]);
} }
@ -584,7 +588,7 @@ Value do_evaluate(const Position& pos, Value& margin) {
else if (Piece == BISHOP && (PseudoAttacks[Piece][pos.king_square(Them)] & s)) { else if (Piece == BISHOP && (PseudoAttacks[Piece][pos.king_square(Them)] & s)) {
const Bitboard between = BetweenBB[s][pos.king_square(Them)] & pos.pieces(); const Bitboard between = BetweenBB[s][pos.king_square(Them)] & pos.pieces();
if (!more_than_one(between)) if (!more_than_one(between))
score += make_score(15, 25); score += BishopPinBonus;
} }
// Bishop and knight outposts squares // Bishop and knight outposts squares
@ -692,8 +696,7 @@ Value do_evaluate(const Position& pos, Value& margin) {
& ~ei.attackedBy[Them][0]; & ~ei.attackedBy[Them][0];
if (undefendedMinors) if (undefendedMinors)
score += more_than_one(undefendedMinors) ? UndefendedMinorPenalty * 2 score += UndefendedMinorPenalty;
: UndefendedMinorPenalty;
// Enemy pieces not defended by a pawn and under our attack // Enemy pieces not defended by a pawn and under our attack
weakEnemies = pos.pieces(Them) weakEnemies = pos.pieces(Them)

2
src/ucioption.cpp
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@ -87,6 +87,8 @@ void init(OptionsMap& o) {
o["Slow Mover"] = Option(100, 10, 1000); o["Slow Mover"] = Option(100, 10, 1000);
o["UCI_Chess960"] = Option(false); o["UCI_Chess960"] = Option(false);
o["UCI_AnalyseMode"] = Option(false, on_eval); o["UCI_AnalyseMode"] = Option(false, on_eval);
o["pin_open"] = Option(15, -100, 100, on_eval);
o["pin_end"] = Option(25, -100, 100, on_eval);
} }