void LateUpdate()
{
//no point moving if there are no waypoints
if (waypoints.length == 0)
{
return;
}
//perform a 2D lookat - change to 3D for things that moves in 3D.e.g.airplanes or birds - waypoints[currentWP].transform.position.y
Vector3 lookAtGoal = new Vector3(waypoints[currentWP].transform.position.x, this.transform.position.y, waypoints[currentWP].transform.position.z);
Vector3 direction = lookAtGoal - this.transform.position;
this.transform.rotation = Quarternion.Slerp(this.transform.rotation, Quarternion.LookRotation(direction), Time.deltaTime * rotSpeed);
//if close enough to a waypoint: increase goal waypoint by 1
if (direcion.magnitude < accuracy)
{
currentWP++;
//cycle around the waypoints
if (currentWP >= waypoints.Length)
{
currentWP = 0;
}
}
//never stop at anything
this.transform.Translate(0, 0, speed * Time.deltaTime);
}
void LateUpdate()
{
Vector3 lookAtGoal = new Vector3(goal.position.x, this.transform.position.y, goal.position.z);
//work out the direction to face towards the goal vector
Vector3 direction = lookAtGoal - this.transform.position;
//snap to the right direction
//this.transform.LookAt(lookAtGoal);
//using quarternion - a complex data structure holding a rotation - to do fantastic things
//turning an angle from facing in one direction to another: takes the current character rotation, perform LookRotation on direction vector
//LookRotation gives the rotation that needs to occur to be facing in the direction
this.transform.rotation = Quarternion.Slerp(this.transform.rotation, Quarternion.LookRotation(direction), rotSpeed * Time.deltaTime);
//if using applied root motion: remove the code below - related to pushing the character forward with animation rather than code
if (Vector3.Distance(transform.position, lookAtGoal) > accuracy)
{
this.transform.Translate(0, 0, speed * Time.deltaTime);
}
}