/// <summary>
/// Scan for upcoming stop signs, stop there, and then wait for the intersection to clear before proceeding.
/// </summary>
public void HandleStopSign()
{
foreach (CityPath p in PathsInView())
{
CityNode node = p.e;
if (node is StopSignNode)
{
StopSignNode n = node as StopSignNode;
double dist = DistanceToNodeOnPath(n);
if (!stopped)
{
if (dist <= Util.StopDistance(speed, DEACCELERATION) + 25)
{
limits.RemoveAll(l => l.name == "stop sign");
limits.Add(new SpeedLimiter(0, "stop sign"));
}
if (dist < 26)
{
if (speed <= 0.1)
{
stopped = true;
n.intersection.VehicleApproach(this);
}
}
}
else
{
if (n.intersection.current == this)
{
limits.RemoveAll(l => l.name == "stop sign");
}
else
{
limits.RemoveAll(l => l.name == "stop sign");
limits.Add(new SpeedLimiter(0, "stop sign"));
}
}
}
}
}
public override void Build(City c)
{
StopSignIntersection i = new StopSignIntersection();
CityNode nw1 = wTop = new StopSignNode(x - 40, y - 80, i, "nw1");
CityNode nl1 = new CityNode(x - 40, y, "nl1");
CityNode ne1 = eTop = new IntersectionExitNode(x + 40, y - 80, i, "ne1");
nw1.Connect(nl1, CityPathType.privates);
CityNode nw2 = wLeft = new StopSignNode(x - 80, y + 40, i, "nw2");
CityNode nl2 = new CityNode(x, y + 40, "nl2");
CityNode ne2 = eLeft = new IntersectionExitNode(x - 80, y - 40, i, "ne2");
nw2.Connect(nl2, CityPathType.privates);
CityNode nw3 = wBottom = new StopSignNode(x + 40, y + 80, i, "nw3");
CityNode nl3 = new CityNode(x + 40, y, "nl3");
CityNode ne3 = eBottom = new IntersectionExitNode(x - 40, y + 80, i, "ne3");
nw3.Connect(nl3, CityPathType.privates);
CityNode nw4 = wRight = new StopSignNode(x + 80, y - 40, i, "nw4");
CityNode nl4 = new CityNode(x, y - 40, "nl4");
CityNode ne4 = eRight = new IntersectionExitNode(x + 80, y + 40, i, "ne4");
nw4.Connect(nl4, CityPathType.privates);
nl1.Connect(ne3, CityPathType.privates);
nl2.Connect(ne4, CityPathType.privates);
nl3.Connect(ne1, CityPathType.privates);
nl4.Connect(ne2, CityPathType.privates);
nl1.Connect(nl2, CityPathType.privates, 40);
nl2.Connect(nl3, CityPathType.privates, 40);
nl3.Connect(nl4, CityPathType.privates, 40);
nl4.Connect(nl1, CityPathType.privates, 40);
nw1.Connect(ne2, CityPathType.privates, 40);
nw2.Connect(ne3, CityPathType.privates, 40);
nw3.Connect(ne4, CityPathType.privates, 40);
nw4.Connect(ne1, CityPathType.privates, 40);
pTopLeft = new CityNode(x - 100, y - 100);
pTopRight = new CityNode(x + 100, y - 100);
pBottomLeft = new CityNode(x - 100, y + 100);
pBottomRight = new CityNode(x + 100, y + 100);
pTopLeft.Connect(pTopRight, CityPathType.pedestrians);
pTopLeft.Connect(pBottomLeft, CityPathType.pedestrians);
pTopRight.Connect(pTopLeft, CityPathType.pedestrians);
pTopRight.Connect(pBottomRight, CityPathType.pedestrians);
pBottomLeft.Connect(pBottomRight, CityPathType.pedestrians);
pBottomLeft.Connect(pTopLeft, CityPathType.pedestrians);
pBottomRight.Connect(pBottomLeft, CityPathType.pedestrians);
pBottomRight.Connect(pTopRight, CityPathType.pedestrians);
c.nodes.Add(pTopLeft);
c.nodes.Add(pTopRight);
c.nodes.Add(pBottomLeft);
c.nodes.Add(pBottomRight);
c.nodes.Add(nw1);
c.nodes.Add(nl1);
c.nodes.Add(ne1);
c.nodes.Add(nw2);
c.nodes.Add(nl2);
c.nodes.Add(ne2);
c.nodes.Add(nw3);
c.nodes.Add(nl3);
c.nodes.Add(ne3);
c.nodes.Add(nw4);
c.nodes.Add(nl4);
c.nodes.Add(ne4);
}
