public void updateEntries()
{
int layerIndex = LayerMask.NameToLayer("Animal");
int layerMask = 1 << layerIndex;
Collider[] colliders = Physics.OverlapSphere(self.getPosition(), self.getSighDistance() + 10.0f, layerMask);
AnimalAI animal;
foreach (Collider collider in colliders)
{
animal = null;
animal = collider.GetComponent <AnimalAI>();
if (animal != null && animal != self && !entries.Keys.Contains(animal))
{
float angleToTarget = Vector3.Angle(collider.transform.position - self.getHeadPosition(), self.transform.forward);
if (angleToTarget <= self.getFov() / 2 && hasLineOfSight(collider as BoxCollider))
{
register(animal);
}
}
}
}
