/*
* Spawns a random enemy
*/
void SpawnEnemy(float roadZ)
{
//TODO: Generate random enemy
// generates random side position
float enemyX = 0;
float enemyZ = 0;
// chooses what enemy to spawn
int enemyType = Random.Range(0, 3);
GameObject vehicle = pfVehicles[0];
if (enemyType == 0)
{
vehicle = pfPoliceCar;
}
if (enemyType == 1)
{
vehicle = pfAmbulance;
}
if (enemyType == 2)
{
vehicle = pfVehicles[Random.Range(0, pfVehicles.Count)];
}
// defines a direction (left or right) and sets the lane position
Utils.VehicleDirection direction = (Utils.VehicleDirection)Random.Range(0, 2);
switch (direction)
{
case Utils.VehicleDirection.Left:
enemyX = settings.GameRightBoundary;
enemyZ = roadZ + (2 * Constants.Dimension.PathSizeZ + 1) + Constants.Dimension.PathSizeZ / 2;
break;
case Utils.VehicleDirection.Right:
enemyX = settings.GameLeftBoundary;
enemyZ = roadZ + Constants.Dimension.PathSizeZ + Constants.Dimension.PathSizeZ / 2;
break;
}
Vector3 enemyPosition = new Vector3(enemyX, 2, enemyZ);
// instantiates enemy at position
GameObject enemy = InstantiateSceneObject(vehicle, enemyPosition);
VehicleController model = enemy.GetComponent <VehicleController>();
model.SetDirection(direction);
model.Go();
}
/*
* Sets the direction of this vehicle
*/
public void SetDirection(Utils.VehicleDirection d)
{
direction = d;
// define target point
if (d == Utils.VehicleDirection.Left)
{
target = new Vector3(settings.GameLeftBoundary - 50, transform.position.y, transform.position.z);
}
else if (d == Utils.VehicleDirection.Right)
{
transform.rotation *= Quaternion.Euler(0, 0, 180f); // must rotate 3d asset
target = new Vector3(settings.GameRightBoundary + 50, transform.position.y, transform.position.z);
}
}
/*
* Given a lane, returns the start position of the vehicle on the chosen lane
*/
LaneDirection GetVehicleStartPointOnLane(Lane lane)
{
Vector3 lanePosition = new Vector3(0, settings.vehicleSettings.vehicleDefaultY, 0);
Utils.VehicleDirection direction = Utils.VehicleDirection.Left;
switch (lane)
{
case Lane.NormalLeftDirection:
lanePosition.x = settings.GameRightBoundary;
lanePosition.z = transform.position.z + Constants.Dimension.LaneNormalLeftDirectionZ;
direction = Utils.VehicleDirection.Left;
break;
case Lane.NormalRightDirection:
lanePosition.x = settings.GameLeftBoundary;
lanePosition.z = transform.position.z + Constants.Dimension.LaneNormalRightDirectionZ;
direction = Utils.VehicleDirection.Right;
break;
case Lane.AvenueLeftDirectionL:
lanePosition.x = settings.GameRightBoundary;
lanePosition.z = transform.position.z + Constants.Dimension.LaneAvenueLeftDirectionLZ;
direction = Utils.VehicleDirection.Left;
break;
case Lane.AvenueLeftDirectionR:
lanePosition.x = settings.GameRightBoundary;
lanePosition.z = transform.position.z + Constants.Dimension.LaneAvenueLeftDirectionRZ;
direction = Utils.VehicleDirection.Left;
break;
case Lane.AvenueRightDirectionL:
lanePosition.x = settings.GameLeftBoundary;
lanePosition.z = transform.position.z + Constants.Dimension.LaneAvenueRightDirectionLZ;
direction = Utils.VehicleDirection.Right;
break;
case Lane.AvenueRightDirectionR:
lanePosition.x = settings.GameLeftBoundary;
lanePosition.z = transform.position.z + Constants.Dimension.LaneAvenueRightDirectionRZ;
direction = Utils.VehicleDirection.Right;
break;
}
return(new LaneDirection(lanePosition, direction));
}
public LaneDirection(Vector3 pos, Utils.VehicleDirection dir)
{
direction = dir;
startPosition = pos;
}
