public void SetOutgoingRiver(VoronoiDirection direction)
{
if (_hasOutgoingRiver && _outgoingRiver == direction)
{
return;
}
VoronoiCell neighbor = GetNeighbor(direction);
if (!neighbor || _elevation < neighbor._elevation)
{
return;
}
RemoveOutgoingRiver();
if (_hasIncomingRiver && _incomingRiver == direction)
{
RemoveIncomingRiver();
}
_hasOutgoingRiver = true;
_outgoingRiver = direction;
neighbor.RemoveIncomingRiver();
neighbor._hasIncomingRiver = true;
neighbor._incomingRiver = direction.Opposite(this);
SetRoad(direction, false);
}
private void SetRoad(VoronoiDirection direction, bool state)
{
Roads[direction] = state;
Neighbors[direction].Roads[direction.Opposite(this)] = state;
Neighbors[direction].RefreshSelfOnly();
RefreshSelfOnly();
}
