public override bool[,] possibleMov()
{
bool[,] mat = new bool[PieceBoard.Lines, PieceBoard.Column];
ChessMatch match = new ChessMatch();
if (PieceColor == Color.white)
{
int line = PiecePos.Line;
int col = PiecePos.Column + 1;
int revcol = PiecePos.Column - 1;
if (PiecePos.Line == 6)
{
while (line > PiecePos.Line - 3)
{
if (PieceBoard.isPosition(new Position(PiecePos.Line - 1, col)) && canCapture(new Position(PiecePos.Line - 1, col)))
{
mat[PiecePos.Line - 1, col] = true;
}
if (PieceBoard.isPosition(new Position(PiecePos.Line - 1, revcol)) && canCapture(new Position(PiecePos.Line - 1, revcol)))
{
mat[PiecePos.Line - 1, revcol] = true;
}
if (PieceBoard.isPosition(new Position(line, PiecePos.Column)) && canMov(new Position(line, PiecePos.Column)))
{
mat[line, PiecePos.Column] = true;
}
line--;
}
}
else
{
if (PieceBoard.isPosition(new Position(line - 1, col)) && canCapture(new Position(line - 1, col)))
{
mat[line - 1, col] = true;
}
if (PieceBoard.isPosition(new Position(line - 1, revcol)) && canCapture(new Position(line - 1, revcol)))
{
mat[line - 1, revcol] = true;
}
if (PieceBoard.isPosition(new Position(line - 1, PiecePos.Column)) && canMov(new Position(line - 1, PiecePos.Column)))
{
mat[line - 1, PiecePos.Column] = true;
}
}
//en passant
if (PiecePos.Line == 3)
{
Position left = new Position(PiecePos.Line, PiecePos.Column - 1);
if (PieceBoard.isPieceOnPos(left) && isEnemy(left) && PieceBoard.GetPiece(left) == _match._vulnerableEnPassant)
{
mat[left.Line - 1, left.Column] = true;
}
Position right = new Position(PiecePos.Line, PiecePos.Column + 1);
if (PieceBoard.isPieceOnPos(right) && isEnemy(right) && PieceBoard.GetPiece(right) == _match._vulnerableEnPassant)
{
mat[right.Line - 1, right.Column] = true;
}
}
}
else
{
int line = PiecePos.Line;
int col = PiecePos.Column + 1;
int revcol = PiecePos.Column - 1;
if (PiecePos.Line == 1)
{
while (line < PiecePos.Line + 3)
{
if (PieceBoard.isPosition(new Position(PiecePos.Line + 1, col)) && canCapture(new Position(PiecePos.Line + 1, col)))
{
mat[PiecePos.Line + 1, col] = true;
}
if (PieceBoard.isPosition(new Position(PiecePos.Line + 1, revcol)) && canCapture(new Position(PiecePos.Line + 1, revcol)))
{
mat[PiecePos.Line + 1, revcol] = true;
}
if (PieceBoard.isPosition(new Position(line, PiecePos.Column)) && canMov(new Position(line, PiecePos.Column)))
{
mat[line, PiecePos.Column] = true;
}
line++;
}
}
else
{
if (PieceBoard.isPosition(new Position(line + 1, col)) && canCapture(new Position(line + 1, col)))
{
mat[line + 1, col] = true;
}
if (PieceBoard.isPosition(new Position(line + 1, revcol)) && canCapture(new Position(line + 1, revcol)))
{
mat[line + 1, revcol] = true;
}
if (PieceBoard.isPosition(new Position(line + 1, PiecePos.Column)) && canMov(new Position(line + 1, PiecePos.Column)))
{
mat[line + 1, PiecePos.Column] = true;
}
}
//en passant
if (PiecePos.Line == 4)
{
Position left = new Position(PiecePos.Line, PiecePos.Column - 1);
if (PieceBoard.isPieceOnPos(left) && isEnemy(left) && PieceBoard.GetPiece(left) == _match._vulnerableEnPassant)
{
mat[left.Line + 1, left.Column] = true;
}
Position right = new Position(PiecePos.Line, PiecePos.Column + 1);
if (PieceBoard.isPieceOnPos(right) && isEnemy(right) && PieceBoard.GetPiece(right) == _match._vulnerableEnPassant)
{
mat[right.Line + 1, right.Column] = true;
}
}
}
return(mat);
}