ZombieSmoothLook.js

//ZombieSmoothLook.js

var target : Transform;
var moveLocation;
var damping = 2.0;
var minDistance = 10.0;
var wandering = false;
var rotation;
var randomX;
var randomZ;
var randLocationTimer = 500;
var tempTimer = 0;


function LateUpdate () {


	target = GameObject.FindWithTag("Player").gameObject.transform;

	if(wandering == true){    //if not going after target, move around randomly and calculate distance to player
		tempTimer --;
		if(tempTimer <=0){
			randomX = -15 + Random.value * 30;
			randomZ = -15 + Random.value * 30;
			tempTimer = randLocationTimer;

		}
		moveLocation = Vector3(randomX, 0, randomZ);

		var distToPlayer = Vector3.Distance(target.position, transform.position);

		if(distToPlayer <= minDistance){
			wandering = false;
		}

	}

	if(wandering == false){
		moveLocation = target.position;
		print("Zombie saw you");
	}

rotation = Quaternion.LookRotation(moveLocation - transform.position);
rotation.x = 0;
rotation.z = 0;
transform.rotation = Quaternion.Slerp(transform.rotation, rotation, Time.deltaTime * damping);

}




function Start () {
	// Make the rigid body does not change rotation
   	if (rigidbody)
		rigidbody.freezeRotation = true;
}