Fixed king movements with regards to check detection

This commit is contained in:
Kai S. K. Engelbart 2019-07-02 20:40:28 +02:00
parent 11f1795d99
commit ab6fa7e52f
Signed by: kske
GPG Key ID: 8BEB13EC5DF7EF13

View File

@ -40,24 +40,37 @@ public class Board {
else {
// Move piece
// Save destination piece for possible canceling of the move
Piece tmpPiece = getDest(move);
Piece capturePiece = getDest(move);
setDest(move, getPos(move));
setPos(move, null);
// Revert move if it caused a check for its team
if (checkCheck(piece.getColor())) {
setPos(move, getDest(move));
setDest(move, tmpPiece);
return false;
}
// Update the king's position if the moved piece is a king
// Update the king's position if the moved piece is the king
if (piece.getType() == Type.KING) kingPos.put(piece.getColor(), move.dest);
// Revert move if it caused a check for its team
if (checkCheck(piece.getColor())) {
revert(move, capturePiece);
return false;
}
return true;
}
}
/**
* Reverts a move.
*
* @param move The move to revert
* @param capturedPiece The piece that has been captured when the move has been
* applied
*/
public void revert(Move move, Piece capturedPiece) {
setPos(move, getDest(move));
setDest(move, capturedPiece);
// Update the king's position if the moved piece is the king
if (getPos(move).getType() == Type.KING) kingPos.put(getPos(move).getColor(), move.pos);
}
public boolean checkCheck(Color color) {
for (int i = 0; i < 8; i++)
for (int j = 0; j < 8; j++)