protected override bool ExecuteBehaviour(NewTaskCallback onTaskChangeCallback)
{
// Chase target and attack in melee
if (aiController.CombatTarget != null && aiController.CombatTarget.GetComponent <CombatStats>().IsAlive)
{
float distance = Vector3.Distance(owner.transform.position, aiController.CombatTarget.transform.position);
if (distance > aiController.SearchRadius)
{
aiController.IsAttackingMelee = false;
// Later, make this event based. All animations should be handled within AIController.
characterAnimator.SetBool("IsAttackingMelee", aiController.IsAttackingMelee);
aiController.CombatTarget = null;
navAgent.isStopped = false;
//StartCoroutine(LookForTargetTask());
onTaskChangeCallback.Invoke(this, taskMngr.GetTaskOfType <LookForTarget>());
return(false);
}
else if (distance > (aiController.MeleeDistance - 1f))
{
aiController.IsAttackingMelee = false;
characterAnimator.SetBool("IsAttackingMelee", aiController.IsAttackingMelee);
if (navAgent.destination != aiController.CombatTarget.transform.position)
{
navAgent.destination = aiController.CombatTarget.transform.position;
}
navAgent.isStopped = false;
}
else
{
if (!aiController.IsAttackingMelee)
{
// Set melee enabled should probably also be some kind of event.
aiController.SetMeleeEnabled(true);
characterAnimator.SetFloat("MeleeAttackSpeed", combatStats.MeleeAttackSpeed);
// Need some kind of way to stop this once the the task is completed.
taskMngr.StartCoroutine(aiController.RotateTowardsTarget());
}
}
}
else
{
aiController.CombatTarget = null;
aiController.SetMeleeEnabled(false);
//StartCoroutine(LookForTargetTask());
onTaskChangeCallback.Invoke(this, taskMngr.GetTaskOfType <LookForTarget>());
return(false);
}
return(true);
}
// I used to have a Run method in Task but since Task is no longer a monoBehaviour the coroutine is now started on TaskManager, so Process is public now. I might remove coroutines and create a thread instead, it would look better to have Process be private and Task have a public Run method instead.
public IEnumerator Process(NewTaskCallback onTaskChangeCallback, params object[] paramArr)
{
//isRunning = false;
OnStart(paramArr);
bool running = true;
while (running && combatStats.IsAlive)
{
running = taskBehaviour(onTaskChangeCallback);
yield return(new WaitForSeconds(AIManager.TASK_UPDATE_RATE));
}
// Need some check to see if it should run this. Maybe some behaviours in this method should not run when a task is killed but only when it is finished.
OnEnd();
}
protected override bool ExecuteBehaviour(NewTaskCallback onTaskChangeCallback)
{
// Stand stationary until enemy comes close
bool foundTarget = false;
foundTarget = aiController.SearchForTarget();
if (foundTarget)
{
taskMngr.DetermineAttackTask(this);
}
//Debug.Log("Running: " + GetType() + ", on " + owner.name + ", FoundTarget " + foundTarget + " , at " + Time.time);
// return negated foundTarget so that if it hasn't found a target it keeps iterating.
return(!foundTarget);
}
protected override bool ExecuteBehaviour(NewTaskCallback onTaskChangeCallback)
{
if (!aiController.SearchForTarget())
{
if (Vector3.Distance(owner.transform.position, navAgent.destination) < 1f)
{
onTaskChangeCallback.Invoke(this, taskMngr.GetTaskOfType <Guard>());
return(false);
}
}
else
{
taskMngr.DetermineAttackTask(this);
return(false);
}
return(true);
}
protected override bool ExecuteBehaviour(NewTaskCallback onTaskChangeCallback)
{
// Look around for target for a bit by walking to random points within the AI entity's search radius.
bool foundTarget = false;
if (searchTimer >= searchTime)
{
searchTimer = 0f;
// Set to return to start position.
onTaskChangeCallback.Invoke(this, taskMngr.GetTaskOfType <ReturnToOrigin>());
return(true);
}
else
{
foundTarget = aiController.SearchForTarget();
if (!foundTarget)
{
if (Vector3.Distance(owner.transform.position, navAgent.destination) > 1f)
{
// Do nothing?
//Debug.Log("Distance more than 1f");
}
else
{
//Debug.Log("Trying to find new destination...");
Vector3 newDestination;
if (aiController.GetRandomVectorInSearchRadius(out newDestination))
{
//Debug.Log("Found new destination! At vector: " + newDestination);
navAgent.destination = newDestination;
}
}
}
}
searchTimer += AIManager.TASK_UPDATE_RATE;
//Debug.Log("Running: " + GetType() + ", on " + owner.name + ", foundTarget " + foundTarget + " , at " + Time.time + ", SearchTimer at " + searchTimer);
if (foundTarget)
{
taskMngr.DetermineAttackTask(this);
}
return(!foundTarget);
}
// returning true means keep running the task, returning false means to stop the task. protected abstract bool ExecuteBehaviour(NewTaskCallback onTaskChangeCallback);
