public void SetRiver(TriDirection direction)
{
if (!isRiver[(int)direction])
{
isRiver[(int)direction] = true;
RefreshSelfOnly();
TriCell neighbor = GetNeighbor(direction);
neighbor.isRiver[(int)direction] = true;
neighbor.RefreshSelfOnly();
}
}
public void RemoveRiver(TriDirection direction)
{
if (isRiver[(int)direction])
{
isRiver[(int)direction] = false;
RefreshSelfOnly();
TriCell neighbor = GetNeighbor(direction);
neighbor.isRiver[(int)direction] = false;
neighbor.RefreshSelfOnly();
}
}