/// <summary>
/// Takes back (undo) the En-Passant capture move. Nothing is done to verify if undoing the move is actually
/// valid for the board associated to this move.
/// </summary>
private void EnPassantUnExecute(Board board)
{
board.RemoveFromHistory();
board.MovePiece(m_to, m_from);
board.PlacePiece(m_beforeState.EnPassantTarget, m_capture);
board.State = m_beforeState;
}
/// <summary>
/// Takes back (undo) the move. Nothing is done to verify if undoing the move is actually
/// valid for the board associated to this move.
/// </summary>
public virtual void UnExecute()
{
m_board.RemoveFromHistory();
m_board.MovePiece(m_to, m_from);
m_board.PlacePiece(m_to, m_capture);
m_board.State = m_beforeState;
}
/// <summary>
/// Takes back (undo) the move. Nothing is done to verify if undoing the move is actually
/// valid for the board associated to this move.
/// </summary>
private void StandardUnExecute(Board board)
{
board.RemoveFromHistory();
board.MovePiece(m_to, m_from);
board.PlacePiece(m_to, m_capture);
board.State = m_beforeState;
}
/// <summary>
/// Takes back (undo) the castling move. Nothing is done to verify if undoing the move is actually
/// valid for the board associated to this move.
/// </summary>
private void CastlingUnExecute(Board board)
{
board.RemoveFromHistory();
//Undoing rooks move
board.MovePiece(m_rookTo, m_rookFrom);
//Undoing kings move
board.MovePiece(m_to, m_from);
board.State = m_beforeState;
}
/// <summary>
/// Takes back (undo) the move. Nothing is done to verify if undoing the move is actually
/// valid for the board associated to this move.
/// </summary>
private void StandardUnExecute(Board board)
{
board.RemoveFromHistory();
board.MovePiece(m_to, m_from);
board.PlacePiece(m_to, m_capture);
board.State = m_beforeState;
}
/// <summary>
/// Takes back (undo) the En-Passant capture move. Nothing is done to verify if undoing the move is actually
/// valid for the board associated to this move.
/// </summary>
private void EnPassantUnExecute(Board board)
{
board.RemoveFromHistory();
board.MovePiece(m_to, m_from);
board.PlacePiece(m_beforeState.EnPassantTarget, m_capture);
board.State = m_beforeState;
}
/// <summary>
/// Takes back (undo) the castling move. Nothing is done to verify if undoing the move is actually
/// valid for the board associated to this move.
/// </summary>
private void CastlingUnExecute(Board board)
{
board.RemoveFromHistory();
//Undoing rooks move
board.MovePiece(m_rookTo, m_rookFrom);
//Undoing kings move
board.MovePiece(m_to, m_from);
board.State = m_beforeState;
}
