public override Status Tick()
{
// Set the guard to stand with the agent they are conversing with
if (guardblackboard.finishedConversation == false)
{
navAgent.isStopped = true;
guardblackboard.SetState(Guardblackboard.GuardState.converse);
}
// Look at the agent
if (guardblackboard.GetGuardState() == Guardblackboard.GuardState.converse)
{
guardblackboard.gameObject.transform.LookAt(guardblackboard.nearbyFriendly.transform);
}
// Once the conversation has finished then reset values and continue on patrol route
if (guardblackboard.finishedConversation)
{
Debug.Log("Finished conversation");
navAgent.isStopped = false;
navAgent.SetDestination(guardblackboard.destination);
guardblackboard.nearbyFriendly = null;
guardblackboard.SetState(Guardblackboard.GuardState.idle);
guardblackboard.nearbyFriendly = null;
guardblackboard.SetTriedToConverse(true);
guardblackboard.finishedConversation = false;
// Reset conversation time
if (guardblackboard.conversationTimer <= 0)
{
guardblackboard.conversationTimer = time;
}
return(Status.SUCCESS);
}
return(Status.RUNNING);
}
private void OnTriggerStay(Collider other)
{
if (other.gameObject.tag == "Player")
{
playerInSight = false;
// If the player enters the guards detection zone, direction towards the player and convert to an angle
Vector3 vectorToPlayer = other.transform.position - transform.position;
float angle = Vector3.Angle(vectorToPlayer, transform.forward);
// If the angle is less that half the guards view angle player is within the guards LoS
if (angle < fieldOFViewAngle * 0.5f)
{
RaycastHit hit;
// Exclude enemy layer
int layerMask = 1 << 10;
layerMask = ~layerMask;
// Create a raycast to ensure that the player is visible and not hidden behind an object or in other room
if (Physics.Raycast(transform.position + Vector3.up, vectorToPlayer.normalized, out hit, detectionZone.radius, layerMask))
{
Debug.DrawRay(transform.position + Vector3.up, vectorToPlayer, Color.green); // Draw a line towards the player
// If the player has been seen, update relevant systems
if (hit.collider.CompareTag("Player"))
{
playerInSight = true;
guardBlackboard.playerInSight = true;
globalBlackboard.playerLastSighting = player.transform.position;
guardBlackboard.playerPosition = player.transform.position;
guardBlackboard.SetState(Guardblackboard.GuardState.combat);
}
}
}
}
}