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position: refactor put_piece()

This commit is contained in:
Calcitem 2020-09-20 23:23:15 +08:00
parent 106d9f9cce
commit 391e5e1a83
1 changed files with 10 additions and 10 deletions
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18
src/position.cpp
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@ -608,11 +608,7 @@ bool Position::start()
bool Position::put_piece(Square s, bool updateCmdlist) bool Position::put_piece(Square s, bool updateCmdlist)
{ {
int i;
Piece piece = NO_PIECE; Piece piece = NO_PIECE;
int n = 0;
int us = sideToMove; int us = sideToMove;
Bitboard fromTo; Bitboard fromTo;
@ -646,7 +642,7 @@ bool Position::put_piece(Square s, bool updateCmdlist)
currentSquare = s; currentSquare = s;
n = add_mills(currentSquare); int n = add_mills(currentSquare);
if (n == 0) { if (n == 0) {
assert(pieceCountInHand[BLACK] >= 0 && pieceCountInHand[WHITE] >= 0); assert(pieceCountInHand[BLACK] >= 0 && pieceCountInHand[WHITE] >= 0);
@ -687,13 +683,15 @@ bool Position::put_piece(Square s, bool updateCmdlist)
// if illegal // if illegal
if (pieceCountOnBoard[sideToMove] > rule.nPiecesAtLeast || if (pieceCountOnBoard[sideToMove] > rule.nPiecesAtLeast ||
!rule.allowFlyWhenRemainThreePieces) { !rule.allowFlyWhenRemainThreePieces) {
for (i = 0; i < 4; i++) { int md;
if (s == MoveList::moveTable[currentSquare][i])
for (md = 0; md < MD_NB; md++) {
if (s == MoveList::moveTable[currentSquare][md])
break; break;
} }
// not in moveTable // not in moveTable
if (i == 4) { if (md == MD_NB) {
return false; return false;
} }
} }
@ -718,7 +716,7 @@ bool Position::put_piece(Square s, bool updateCmdlist)
board[currentSquare] = NO_PIECE; board[currentSquare] = NO_PIECE;
currentSquare = s; currentSquare = s;
n = add_mills(currentSquare); int n = add_mills(currentSquare);
// midgame // midgame
if (n == 0) { if (n == 0) {
@ -732,6 +730,8 @@ bool Position::put_piece(Square s, bool updateCmdlist)
pieceCountNeedRemove = rule.allowRemoveMultiPiecesWhenCloseMultiMill ? n : 1; pieceCountNeedRemove = rule.allowRemoveMultiPiecesWhenCloseMultiMill ? n : 1;
action = ACTION_REMOVE; action = ACTION_REMOVE;
} }
} else {
assert(0);
} }
return true; return true;