isSquareUnderAttack() public method

public isSquareUnderAttack ( XYLocation l ) : bool
l AIMA.Core.Util.DataStructure.XYLocation
return bool
NQueensBoard Class Documentation
コード例 #1
0
            public HashSet <Action> actions(Object state)
            {
                NQueensBoard board = (NQueensBoard)state;

                HashSet <Action> actions = new LinkedHashSet <Action>();

                int numQueens = board.getNumberOfQueensOnBoard();
                int boardSize = board.getSize();

                for (int i = 0; i < boardSize; i++)
                {
                    XYLocation newLocation = new XYLocation(numQueens, i);
                    if (!(board.isSquareUnderAttack(newLocation)))
                    {
                        actions.Add(new QueenAction(QueenAction.PLACE_QUEEN,
                                                    newLocation));
                    }
                }

                return(actions);
            }