public bool Approach()
{
Transform bestNpc = null;
float bestDist = float.PositiveInfinity;
for (int i = 0; i < NpcList.childCount; i++)
{
Transform npc = NpcList.GetChild(i);
float dist = Vector3.Distance(npc.position, player.position);
if (dist < bestDist)
{
bestNpc = npc;
bestDist = dist;
}
}
if (bestDist > maxNpcDistance)
{
return(false); // no nearby NPC available
}
otherNpc = bestNpc;
otherNpc.gameObject.SetActive(false);
NpcWander wander = otherNpc.gameObject.GetComponent <NpcWander>();
wander.active = false;
transform.position = otherNpc.transform.position;
transform.rotation = otherNpc.transform.rotation;
gameObject.SetActive(true);
state = ACTIVE;
originalDirection = transform.forward;
return(true);
}
// Update is called once per frame
void Update()
{
float step = 8 * Time.deltaTime;
switch (state)
{
case INACTIVE:
// pass
break;
case ACTIVE:
Vector3 targetDirection = player.position - transform.position;
transform.rotation = Quaternion.LookRotation(Vector3.RotateTowards(transform.forward, targetDirection, step, 0.0f));
break;
case POINTING:
Vector3 pointDirection = destLocation - transform.position;
transform.rotation = Quaternion.LookRotation(Vector3.RotateTowards(transform.forward, pointDirection, step, 0.0f));
if (!source.isPlaying && sourceWasPlaying)
{
state = ACTIVE;
}
sourceWasPlaying = source.isPlaying;
break;
case DISABLING:
transform.rotation = Quaternion.LookRotation(Vector3.RotateTowards(transform.forward, originalDirection, step, 0.0f));
if (Vector3.Distance(originalDirection, transform.forward) < 0.01f)
{
state = INACTIVE;
otherNpc.gameObject.SetActive(true);
gameObject.SetActive(false);
NpcWander wander = otherNpc.gameObject.GetComponent <NpcWander>();
wander.active = true;
}
break;
default:
// pass
break;
}
}
