void SetToResting()
{
goalPosition = transform.localPosition;
currentState = ChickenAnimationState.RESTING;
timeToNextStateChange = Random.Range(MinIdleTime, MaxIdleTime);
}
// Update is called once per frame
void Update()
{
if (chickenAnimator.GetCurrentAnimatorStateInfo(0).IsName("Rest") && currentState != ChickenAnimationState.RESTING)
{
SetToResting();
}
timeToNextStateChange -= Time.deltaTime;
if (timeToNextStateChange <= 0 && currentState == ChickenAnimationState.RESTING)
{
switch (Random.Range(0, 3))
{
case 0:
currentState = ChickenAnimationState.PECKING;
chickenAnimator.SetTrigger("pecking");
break;
case 1:
currentState = ChickenAnimationState.IDLE;
chickenAnimator.SetTrigger("idle");
break;
case 2:
currentState = ChickenAnimationState.WALKING;
chickenAnimator.SetBool("walking", true);
goalPosition = new Vector3(transform.localPosition.x + Random.Range(-10.5f, 10.5f), transform.localPosition.y, transform.localPosition.z + Random.Range(-10.5f, 10.5f));
//this is just a visualisation of the point the chicken is aiming for. It should only be uncommented when debugging
//GameObject goal = GameObject.CreatePrimitive(PrimitiveType.Sphere);
//goal.transform.position = new Vector3(goalPosition.x, goalPosition.y + 2, goalPosition.z);
break;
}
}
float currentDistance = Vector3.Distance(transform.localPosition, goalPosition);
if (currentDistance > 0.2f)
{
Vector3 goalVelocity = (goalPosition - transform.localPosition).normalized;
float aimAngle = Mathf.Atan2(transform.forward.z, transform.forward.x) - Mathf.Atan2(goalVelocity.z, goalVelocity.x);
if (aimAngle > Mathf.PI)
{
aimAngle -= 2 * Mathf.PI;
}
else if (aimAngle < -1 * Mathf.PI)
{
aimAngle += 2 * Mathf.PI;
}
//float rotationSpeed = MaxRotationSpeed*Mathf.Abs(1-(currentDistance-0.1f)/overallDistance);
transform.Rotate(Vector3.up, aimAngle * Time.deltaTime * MaxRotationSpeed);
Vector3 newPosition = transform.position + transform.forward * Time.deltaTime;
transform.position = newPosition;
}
else if (currentState == ChickenAnimationState.WALKING)
{
chickenAnimator.SetBool("walking", false);
SetToResting();
}
}