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Consolidate some code in set_state. (#2151)

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Non functional change.
This commit is contained in:
protonspring 2019-05-16 06:11:00 -06:00 • committed by Marco Costalba
parent 3a572ffb48
commit 3d076a0c50
1 changed files with 6 additions and 11 deletions
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17
src/position.cpp
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@ -383,6 +383,12 @@ void Position::set_state(StateInfo* si) const {
Square s = pop_lsb(&b);
Piece pc = piece_on(s);
si->key ^= Zobrist::psq[pc][s];
if (type_of(pc) == PAWN)
si->pawnKey ^= Zobrist::psq[pc][s];
else if (type_of(pc) != PAWN && type_of(pc) != KING)
si->nonPawnMaterial[color_of(pc)] += PieceValue[MG][pc];
}
if (si->epSquare != SQ_NONE)
@ -393,20 +399,9 @@ void Position::set_state(StateInfo* si) const {
si->key ^= Zobrist::castling[si->castlingRights];
for (Bitboard b = pieces(PAWN); b; )
{
Square s = pop_lsb(&b);
si->pawnKey ^= Zobrist::psq[piece_on(s)][s];
}
for (Piece pc : Pieces)
{
if (type_of(pc) != PAWN && type_of(pc) != KING)
si->nonPawnMaterial[color_of(pc)] += pieceCount[pc] * PieceValue[MG][pc];
for (int cnt = 0; cnt < pieceCount[pc]; ++cnt)
si->materialKey ^= Zobrist::psq[pc][cnt];
}
}