public Vector3 NextWaypoint(ref CarHeading heading, out IntersectionController intersection, AI_CarController car)
{
carsCount--;
RemoveLightListener(heading, car);
Vector3 waypoint = new Vector3();
Direction dir = Direction.Undefined;
int compare = 10;
foreach (var neighbor in neighbors)
{
if (neighbor.Value.carsCount < compare)
{
if (NoGoDirection(heading) == neighbor.Key)
{
continue;
}
else
{
compare = neighbor.Value.carsCount;
dir = neighbor.Key;
}
}
}
intersection = neighbors[dir];
intersection.AddCarToIntersection();
switch (dir)
{
case Direction.North:
waypoint = intersection.North.position;
heading = CarHeading.North;
break;
case Direction.South:
waypoint = intersection.South.position;
heading = CarHeading.South;
break;
case Direction.East:
waypoint = intersection.East.position;
heading = CarHeading.East;
break;
case Direction.West:
waypoint = intersection.West.position;
heading = CarHeading.West;
break;
}
intersection.AddCarToStreetLightEvent(heading, car);
return(waypoint);
}
void RemoveLightListener(CarHeading direction, AI_CarController car)
{
switch (direction)
{
case CarHeading.North:
case CarHeading.South:
NorthSouthLightChange -= car.LightChange;
break;
case CarHeading.West:
case CarHeading.East:
EastWestLightChange -= car.LightChange;
break;
}
}
public void AddCarToStreetLightEvent(CarHeading heading, AI_CarController car)
{
switch (heading)
{
case CarHeading.North:
case CarHeading.South:
NorthSouthLightChange += car.LightChange;
break;
case CarHeading.East:
case CarHeading.West:
EastWestLightChange += car.LightChange;
break;
}
}
Direction NoGoDirection(CarHeading heading)
{
switch (heading)
{
case CarHeading.North:
return(Direction.South);
case CarHeading.South:
return(Direction.North);
case CarHeading.East:
return(Direction.West);
case CarHeading.West:
return(Direction.East);
}
return(Direction.Undefined);
}
void FindInitialWaypoint()
{
float north = (intersection.North.gameObject != null) ? Vector3.Distance(transform.position, intersection.North.position) : 500f;
float south = (intersection.South.gameObject != null) ? Vector3.Distance(transform.position, intersection.South.position) : 500f;
float east = (intersection.East.gameObject != null) ? Vector3.Distance(transform.position, intersection.East.position) : 500f;
float west = (intersection.West.gameObject != null) ? Vector3.Distance(transform.position, intersection.West.position) : 500f;
float shortest = 400f;
if (north <= shortest)
{
waypoint = intersection.North.position;
heading = CarHeading.North;
intersection.AddCarToStreetLightEvent(heading, this);
shortest = north;
}
if (south <= shortest)
{
waypoint = intersection.South.position;
heading = CarHeading.South;
intersection.AddCarToStreetLightEvent(heading, this);
shortest = south;
}
if (east <= shortest)
{
waypoint = intersection.East.position;
heading = CarHeading.East;
intersection.AddCarToStreetLightEvent(heading, this);
shortest = east;
}
if (west <= shortest)
{
waypoint = intersection.West.position;
heading = CarHeading.West;
intersection.AddCarToStreetLightEvent(heading, this);
}
}
