public override Status Update(ref Blackboard bb)
{
int xDist = Random.Range(-12, 12);
int yDist = Random.Range(-12, 12);
Vector3 newLocation = new Vector3(xDist + bb.StartPoint.x, yDist + bb.StartPoint.y, bb.Trans.position.z);
if ((newLocation - bb.Trans.position).sqrMagnitude >= 5) {
//Debug.Log("PickRandomPoint found new point");
bb.SetDestinationAndPath(newLocation);
return Status.BH_SUCCESS;
}
//Debug.Log("PickRandomPoint failed to find point");
return Status.BH_RUNNING;
}
public override Status Update(ref Blackboard bb)
{
RaycastHit2D hitInfo = Physics2D.Raycast(bb.Trans.position, bb.ToPlayer2D.normalized, 150);
if (hitInfo && hitInfo.transform.tag == "Player") {
Debug.Log("AI can see player");
bb.TimeSincePlayerLOS = 0.0f;
bb.SetDestinationAndPath(bb.Player.position);
return Status.BH_SUCCESS; // is returning Success here mean we're goin to OnIntialize next frame?
}
else if (bb.TimeSincePlayerLOS >= m_TimeBeforeBailingOut) {
// We don't currently have sight of the player, and we don't have a history
// of viewing the player, so we fail
return Status.BH_FAILURE;
}
// We must have some history of viewing the player (aka TimeSincePlayerLOS < m_TimmeBeforeBailingOut)
// so we'll increment the timer
bb.TimeSincePlayerLOS += Time.deltaTime;
return Status.BH_RUNNING;
}
public override Status Update(ref Blackboard bb)
{
if (bb.Beacon == Vector3.zero) {
// no beacon exists for us to travel to, return failure
//Debug.Log("Failed to find beacon");
return Status.BH_FAILURE;
}
// else a beacon exists, we are attracted to beacons, let's go to it!
if (bb.Beacon != bb.Destination) {
bb.SetDestinationAndPath(bb.Beacon);
}
return Status.BH_SUCCESS;
}
// Our exit conditions are
// a) we reach the player
// b) we reach the players last known position and we can't find the player after x seconds (second half may be a new behavior)
public override Status Update(ref Blackboard bb)
{
LOSInfo losResults = new LOSInfo();
if ((bb.LastKnownPlayerPosition - bb.Player.position).sqrMagnitude >= m_RefindPlayerDist) {
losResults = CanSeePlayer(ref bb);
if (losResults.CanSeePlayer) {
bb.LastKnownPlayerPosition = bb.Player.position;
bb.SetDestinationAndPath(bb.Player.position);
}
}
else if (bb.ShowLOSCheck) {
losResults = CanSeePlayer(ref bb);
}
bb.LOSCheck(losResults.CanSeePlayer, losResults.HitPoint);
if (bb.LastKnownPlayerPosition == Vector3.zero) {
// We don't have a destination, return failure
//Debug.Log("ChasePlayer failed");
return Status.BH_FAILURE;
}
Vector3 toDestination = bb.Destination - bb.Trans.position;
if (toDestination.sqrMagnitude <= m_DistanceThreshold * m_DistanceThreshold ||
bb.PathCurrentIdx >= bb.MovementPath.Length) {
// If we've reached our destination, we're done
Debug.Log ("ChasePlayer finish");
return Status.BH_SUCCESS;
}
// Move normally
//Debug.DrawLine(bb.Trans.position, bb.MovementPath[bb.PathCurrentIdx], Color.green);
Vector3 toNextPoint = bb.MovementPath[bb.PathCurrentIdx] - bb.Trans.position;
toNextPoint.z = 0;
if (toNextPoint.sqrMagnitude < 3) { ++bb.PathCurrentIdx; }
toNextPoint.z = 0;
toNextPoint.Normalize();
bb.Trans.Translate(toNextPoint * bb.MoveSpeed * Time.deltaTime);
m_Status = Status.BH_RUNNING;
return Status.BH_RUNNING;
}