public void ClearBlockerAt(int x, int y)
{
if (board == null)
{
return;
}
Blocker blockerToClear = board.allBlockers[x, y];
if (blockerToClear != null)
{
board.allBlockers[x, y] = null;
blockerToClear.SelfDestruct();
}
}
public void ClearBlockerAt(int x, int y)
{
if (board == null)
{
return;
}
Blocker blockerToClear = board.allBlockers[x, y];
if (blockerToClear != null)
{
board.allBlockers[x, y] = null;
blockerToClear.SelfDestruct();
// keep track of which columns have been unblocked
unblockedColumns.Add(x);
}
}