public bool ReceiveSignal(uint currentTic, Signal signal)
{
// If we don't already have an archived signal, store it.
if (LastSignal == null)
{
LastSignal = signal;
SignaledState = SignalState.ReceivedDeciding;
return true;
}
return false;
}
public void DoLogic(uint currentTic)
{
// place beacon
if (MouseClicked)
{
// remove old vehicle
if (EmergencyVehicle != null)
{
Vehicles.RemoveAll(x => x.ID == 0);
EmergencyVehicle = null;
}
// get position
int mouseX;
int mouseY;
Util.GetVirtualMouseCoordinates(out mouseX, out mouseY);
// make a non-moving emergency beacon (vehicle)
EmergencyVehicle = new Vehicle(0, new Vector2D(mouseX, mouseY), Vector2D.ZeroVector);
// create the signal, and set the signal on the vehicle
Signal signal = new Signal(0, 0, 1, EmergencyVehicle.Position, 128, (int)currentTic, (int)(currentTic + (Program.TicsPerSecond * 30)));
EmergencyVehicle.ReceiveSignal(currentTic, signal);
Vehicles.Add(EmergencyVehicle);
MouseClicked = false;
}
// spawn vehicles
if (_lastSpawnTic == 0 || currentTic - _lastSpawnTic >= (Program.TicsPerSecond * 1))
{
_lastSpawnTic = currentTic;
foreach (var lane in TrafficLanes)
{
if (lane.Direction == TrafficLane.LaneDirection.TopToBottom)
{
Vehicles.Add(new Vehicle(new Vector2D(lane.Origin.x, lane.Origin.y), Vector2D.UnitVectorY * 2));
}
else if (lane.Direction == TrafficLane.LaneDirection.BottomToTop)
{
Vehicles.Add(new Vehicle(new Vector2D(lane.Origin.x, lane.Origin.y), Vector2D.UnitVectorY * -2));
}
else if (lane.Direction == TrafficLane.LaneDirection.LeftToRight)
{
Vehicles.Add(new Vehicle(new Vector2D(lane.Origin.x, lane.Origin.y), Vector2D.UnitVectorX * 2));
}
else if (lane.Direction == TrafficLane.LaneDirection.RightToLeft)
{
Vehicles.Add(new Vehicle(new Vector2D(lane.Origin.x, lane.Origin.y), Vector2D.UnitVectorX * -2));
}
}
}
// update vehicle logic
foreach (Vehicle vehicle in Vehicles)
{
List<Vehicle> otherVehicles = new List<Vehicle>(Vehicles);
otherVehicles.RemoveAll(x => x.ID == vehicle.ID);
vehicle.DoLogic(currentTic, new List<SDL.SDL_Rect>(Squares), otherVehicles);
}
// hack, remove non-visible vehicles
for (int index = 0; index < Vehicles.Count; index++)
{
Vehicle currentVehicle = Vehicles[index];
if (currentVehicle.Position.x < 0 || currentVehicle.Position.x >= Program.RenderLogicalWidth
|| currentVehicle.Position.y < 0 || currentVehicle.Position.y >= Program.RenderLogicalHeight)
{
Vehicles.RemoveAt(index);
}
}
}
