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盤上から取り除かれた駒に関する差分計算を省き、高速化した

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nodchip
2020-06-03 23:32:08 +09:00
parent a85e3055f4
commit 2523f72ff9
3 changed files with 27 additions and 9 deletions
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12
src/eval/nnue/features/half_relative_kp.cpp
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@@ -50,7 +50,9 @@ void HalfRelativeKP<AssociatedKing>::AppendActiveIndices(
GetPieces(pos, perspective, &pieces, &sq_target_k);
for (PieceNumber i = PIECE_NUMBER_ZERO; i < PIECE_NUMBER_KING; ++i) {
if (pieces[i] >= fe_hand_end) {
active->push_back(MakeIndex(sq_target_k, pieces[i]));
if (pieces[i] != Eval::BONA_PIECE_ZERO) {
active->push_back(MakeIndex(sq_target_k, pieces[i]));
}
}
}
}
@@ -69,12 +71,16 @@ void HalfRelativeKP<AssociatedKing>::AppendChangedIndices(
const auto old_p = static_cast<BonaPiece>(
dp.changed_piece[i].old_piece.from[perspective]);
if (old_p >= fe_hand_end) {
removed->push_back(MakeIndex(sq_target_k, old_p));
if (old_p != Eval::BONA_PIECE_ZERO) {
removed->push_back(MakeIndex(sq_target_k, old_p));
}
}
const auto new_p = static_cast<BonaPiece>(
dp.changed_piece[i].new_piece.from[perspective]);
if (new_p >= fe_hand_end) {
added->push_back(MakeIndex(sq_target_k, new_p));
if (new_p != Eval::BONA_PIECE_ZERO) {
added->push_back(MakeIndex(sq_target_k, new_p));
}
}
}
}