private void OnEnterStrangerState(int previousStateId)
{
if (previousStateId == (int)Relationship.Inactive)
{
gameObject.SetActive(true);
// Give the NPC with random values so it behaves differently fromt other NPCs
nextDirectionChangeTime = GetNextDirectionChangeTime();
currentDirection = UnityExtensions.GetRandomUnitVector();
currentSpeed = Random.Range(minSpeed, maxSpeed);
}
}
// All physics calculations should always be done in FixedUpdate
private void FixedUpdate()
{
if (Time.time > pauseMovementEndTime)
{
// Resume movement
if (rb.isKinematic)
{
rb.isKinematic = false;
rb.velocity = savedVelocity;
}
// Get the new direction
if (Time.time > nextDirectionChangeTime)
{
currentSpeed = Random.Range(minSpeed, maxSpeed);
currentDirection = UnityExtensions.GetRandomUnitVector();
nextDirectionChangeTime = GetNextDirectionChangeTime();
}
// Call each of the state's FixedUpdates
stateMachine.FixedUpdate();
// Clamp the velocity
if (rb.velocity.sqrMagnitude > maxSpeed * maxSpeed)
{
rb.velocity = Vector2.ClampMagnitude(rb.velocity, maxSpeed);
}
}
else
{
// Pause movement
savedVelocity = rb.velocity;
rb.velocity = Vector2.zero;
rb.isKinematic = true;
}
}
