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Remove Position::xxx_list() functions

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No useful, only obfuscating.

Signed-off-by: Marco Costalba <mcostalba@gmail.com>
This commit is contained in:
Marco Costalba
2008-10-19 13:44:25 +01:00
parent 7eb290a509
commit d4f14a8e83
3 changed files with 30 additions and 55 deletions
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44
src/endgame.cpp
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@@ -247,7 +247,7 @@ Value KBNKEvaluationFunction::apply(const Position &pos) {
Square winnerKSq = pos.king_square(strongerSide);
Square loserKSq = pos.king_square(weakerSide);
Square bishopSquare = pos.bishop_list(strongerSide, 0);
Square bishopSquare = pos.piece_list(strongerSide, BISHOP, 0);
if(square_color(bishopSquare) == BLACK) {
winnerKSq = flop_square(winnerKSq);
@@ -277,13 +277,13 @@ Value KPKEvaluationFunction::apply(const Position &pos) {
if(strongerSide == WHITE) {
wksq = pos.king_square(WHITE);
bksq = pos.king_square(BLACK);
wpsq = pos.pawn_list(WHITE, 0);
wpsq = pos.piece_list(WHITE, PAWN, 0);
stm = pos.side_to_move();
}
else {
wksq = flip_square(pos.king_square(BLACK));
bksq = flip_square(pos.king_square(WHITE));
wpsq = flip_square(pos.pawn_list(BLACK, 0));
wpsq = flip_square(pos.piece_list(BLACK, PAWN, 0));
stm = opposite_color(pos.side_to_move());
}
@@ -319,9 +319,9 @@ Value KRKPEvaluationFunction::apply(const Position &pos) {
int tempo = (pos.side_to_move() == strongerSide);
wksq = pos.king_square(strongerSide);
wrsq = pos.rook_list(strongerSide, 0);
wrsq = pos.piece_list(strongerSide, ROOK, 0);
bksq = pos.king_square(weakerSide);
bpsq = pos.pawn_list(weakerSide, 0);
bpsq = pos.piece_list(weakerSide, PAWN, 0);
if(strongerSide == BLACK) {
wksq = flip_square(wksq);
@@ -388,7 +388,7 @@ Value KRKNEvaluationFunction::apply(const Position &pos) {
assert(pos.knight_count(weakerSide) == 1);
Square defendingKSq = pos.king_square(weakerSide);
Square nSq = pos.knight_list(weakerSide, 0);
Square nSq = pos.piece_list(weakerSide, KNIGHT, 0);
Value result = Value(10) + mate_table(defendingKSq) +
krkn_king_knight_distance_penalty(square_distance(defendingKSq, nSq));
@@ -434,13 +434,13 @@ ScaleFactor KBPKScalingFunction::apply(const Position &pos) {
// be detected even when the weaker side has some pawns.
Bitboard pawns = pos.pawns(strongerSide);
File pawnFile = square_file(pos.pawn_list(strongerSide, 0));
File pawnFile = square_file(pos.piece_list(strongerSide, PAWN, 0));
if((pawnFile == FILE_A || pawnFile == FILE_H) &&
(pawns & ~file_bb(pawnFile)) == EmptyBoardBB) {
// All pawns are on a single rook file.
Square bishopSq = pos.bishop_list(strongerSide, 0);
Square bishopSq = pos.piece_list(strongerSide, BISHOP, 0);
Square queeningSq =
relative_square(strongerSide, make_square(pawnFile, RANK_8));
Square kingSq = pos.king_square(weakerSide);
@@ -490,7 +490,7 @@ ScaleFactor KQKRPScalingFunction::apply(const Position &pos) {
(pos.rooks(weakerSide) & relative_rank_bb(weakerSide, RANK_3)) &&
(pos.pawns(weakerSide) & relative_rank_bb(weakerSide, RANK_2)) &&
(pos.piece_attacks<KING>(kingSq) & pos.pawns(weakerSide))) {
Square rsq = pos.rook_list(weakerSide, 0);
Square rsq = pos.piece_list(weakerSide, ROOK, 0);
if(pos.pawn_attacks(strongerSide, rsq) & pos.pawns(weakerSide))
return ScaleFactor(0);
}
@@ -513,10 +513,10 @@ ScaleFactor KRPKRScalingFunction::apply(const Position &pos) {
assert(pos.pawn_count(weakerSide) == 0);
Square wksq = pos.king_square(strongerSide);
Square wrsq = pos.rook_list(strongerSide, 0);
Square wpsq = pos.pawn_list(strongerSide, 0);
Square wrsq = pos.piece_list(strongerSide, ROOK, 0);
Square wpsq = pos.piece_list(strongerSide, PAWN, 0);
Square bksq = pos.king_square(weakerSide);
Square brsq = pos.rook_list(weakerSide, 0);
Square brsq = pos.piece_list(weakerSide, ROOK, 0);
// Orient the board in such a way that the stronger side is white, and the
// pawn is on the left half of the board:
@@ -617,8 +617,8 @@ ScaleFactor KRPPKRPScalingFunction::apply(const Position &pos) {
assert(pos.non_pawn_material(weakerSide) == RookValueMidgame);
assert(pos.pawn_count(weakerSide) == 1);
Square wpsq1 = pos.pawn_list(strongerSide, 0);
Square wpsq2 = pos.pawn_list(strongerSide, 1);
Square wpsq1 = pos.piece_list(strongerSide, PAWN, 0);
Square wpsq2 = pos.piece_list(strongerSide, PAWN, 1);
Square bksq = pos.king_square(weakerSide);
// Does the stronger side have a passed pawn?
@@ -700,9 +700,9 @@ ScaleFactor KBPKBScalingFunction::apply(const Position &pos) {
assert(pos.bishop_count(weakerSide) == 1);
assert(pos.pawn_count(weakerSide) == 0);
Square pawnSq = pos.pawn_list(strongerSide, 0);
Square strongerBishopSq = pos.bishop_list(strongerSide, 0);
Square weakerBishopSq = pos.bishop_list(weakerSide, 0);
Square pawnSq = pos.piece_list(strongerSide, PAWN, 0);
Square strongerBishopSq = pos.piece_list(strongerSide, BISHOP, 0);
Square weakerBishopSq = pos.piece_list(weakerSide, BISHOP, 0);
Square weakerKingSq = pos.king_square(weakerSide);
// Case 1: Defending king blocks the pawn, and cannot be driven away.
@@ -754,8 +754,8 @@ ScaleFactor KBPKNScalingFunction::apply(const Position &pos) {
assert(pos.knight_count(weakerSide) == 1);
assert(pos.pawn_count(weakerSide) == 0);
Square pawnSq = pos.pawn_list(strongerSide, 0);
Square strongerBishopSq = pos.bishop_list(strongerSide, 0);
Square pawnSq = pos.piece_list(strongerSide, PAWN, 0);
Square strongerBishopSq = pos.piece_list(strongerSide, BISHOP, 0);
Square weakerKingSq = pos.king_square(weakerSide);
if(square_file(weakerKingSq) == square_file(pawnSq)
@@ -779,7 +779,7 @@ ScaleFactor KNPKScalingFunction::apply(const Position &pos) {
assert(pos.non_pawn_material(weakerSide) == Value(0));
assert(pos.pawn_count(weakerSide) == 0);
Square pawnSq = pos.pawn_list(strongerSide, 0);
Square pawnSq = pos.piece_list(strongerSide, PAWN, 0);
Square weakerKingSq = pos.king_square(weakerSide);
if(pawnSq == relative_square(strongerSide, SQ_A7) &&
@@ -813,13 +813,13 @@ ScaleFactor KPKPScalingFunction::apply(const Position &pos) {
if(strongerSide == WHITE) {
wksq = pos.king_square(WHITE);
bksq = pos.king_square(BLACK);
wpsq = pos.pawn_list(WHITE, 0);
wpsq = pos.piece_list(WHITE, PAWN, 0);
stm = pos.side_to_move();
}
else {
wksq = flip_square(pos.king_square(BLACK));
bksq = flip_square(pos.king_square(WHITE));
wpsq = flip_square(pos.pawn_list(BLACK, 0));
wpsq = flip_square(pos.piece_list(BLACK, PAWN, 0));
stm = opposite_color(pos.side_to_move());
}