/// <summary>
/// Runs through and invokes every action registered to this state.
/// </summary>
/// <param name="controller">Controller that will be affected.</param>
private void DoActions(AI_Controller controller)
{
for (int i = actions.Count - 1; i >= 0; i--)
{
actions[i].Act(controller);
}
}
/// <summary>
/// Runs through all transitions registered and changes the calling AI's current state.
/// </summary>
/// <param name="controller">Controller that will be affected.</param>
private void CheckTransitions(AI_Controller controller)
{
for (int i = transitions.Count - 1; i >= 0; i--)
{
if (transitions[i].Decide(controller))
{
controller.ChangeState(transitions[i].TrueState);
break;
}
else
{
controller.ChangeState(transitions[i].FalseState);
}
}
}
IEnumerator WaitForTime(AI_Controller controller)
{
m_check.Add(controller, false);
float localTimer = time + Random.Range(-(time * timeRange), time * timeRange);
while (localTimer > 0f)
{
// When paused, wait till not pause then continue reducing
yield return(new WaitUntil(CanSpawn));
localTimer -= Time.deltaTime;
yield return(new WaitForEndOfFrame());
}
m_check[controller] = true;
}
public override bool Decide(AI_Controller controller)
{
// null check
if (m_CanStartSpawn == null)
{
return(false);
}
if (!m_check.ContainsKey(controller))
{
controller.StartCoroutine(WaitForTime(controller));
}
else
{
if (m_check[controller])
{
m_check.Remove(controller);
return(true);
}
}
return(false);
}
/// <summary> /// Implements the decision that the affect the current state of an AI. /// </summary> /// <param name="controller">Return value will be determined by attributes of this controller.</param> public abstract bool Decide(AI_Controller controller);
/// <summary>
/// Invokes the referenced decision.
/// </summary>
/// <param name="controller">Controller that is calling this function.</param>
public bool Decide(AI_Controller controller)
{
return(decision.Decide(controller));
}
/// <summary> /// Implements the action that the AI will make. /// </summary> /// <param name="controller">Controller that will be affected by this action.</param> public abstract void Act(AI_Controller controller);
/// <summary>
/// Update call to this state.
/// </summary>
/// <param name="controller">Controller that is calling this update.</param>
public void UpdateState(AI_Controller controller)
{
DoActions(controller);
CheckTransitions(controller);
}
private bool Wait(AI_Controller controller)
{
time -= Time.deltaTime;
return(time <= 0f);
}
