void updateAbduct()
{
// set velocity to 0
rb.velocity = new Vector3(0, 0, 0);
// Check whether sheep has somehow died
if (sheepChaseTarget == null)
{
endAbducting();
randomNextActivity();
return;
}
// check whether sheep is out of abduction range
Vector3 sheepToAngel = transform.position - sheepChaseTarget.transform.position;
if (sheepToAngel.magnitude > abductStopDist)
{
endAbducting();
randomNextActivity();
return;
}
// check whether sheep is close enough to disappear
if (sheepToAngel.magnitude < abductDoneDist)
{
// spawn particle effect
Instantiate(abductionBurst, sheepChaseTarget.transform.position, sheepChaseTarget.transform.rotation);
// disappear sheep
hsm.objectDrop(sheepChaseTarget);
// move out of abduction mode
endAbducting();
randomNextActivity();
return;
}
// update beam
var points = new Vector3[2];
points[0] = transform.position;
points[1] = sheepChaseTarget.transform.position;
lineRenderer.SetPositions(points);
// update sheep velocity
Rigidbody sheepRB = sheepChaseTarget.GetComponent <Rigidbody>();
sheepRB.velocity = (sheepToAngel / sheepToAngel.magnitude) * abductSpeed;
// TODO turn towards sheep
}
void Update()
{
//Check if fallen off
if (rb.position.y < -10)
{
hsm.objectDrop(this.gameObject);
}
// If countdown ended, move in direction of goal.
if (moveCountdown <= 0 && isOnGround)
{
Vector3 goalHop = new Vector3(goal.x, hopForce, goal.z);
g2 = goalHop;
rb.AddForce(goalHop, ForceMode.VelocityChange);
isOnGround = false;
Vector3 horizontalVelocity = new Vector3(rb.velocity.x, 0, rb.velocity.z);
if (horizontalVelocity.magnitude > maxSheepSpeed)
{
horizontalVelocity = horizontalVelocity.normalized * maxSheepSpeed;
rb.velocity = new Vector3(horizontalVelocity.x, rb.velocity.y, horizontalVelocity.z);
}
moveCountdown = Random.Range(minStartCountdown, maxStartCountdown);
goal.y = 0; // goal is on same plane as sheep
}
// if a move countdown has passed but it hasn't hit the ground, just assume it's on ground
// TODO fix this; leaving it out makes sheep freeze, letting them hop when not on ground causes flying sheep
else if (moveCountdown <= 0 && !isOnGround && rb.velocity.y > fallingThreshold)
{
moveCountdown = Random.Range(minStartCountdown, maxStartCountdown);
isOnGround = true;
afterHop();
}
else
{
moveCountdown -= Time.deltaTime;
}
// Debug line to show goal; click on "gizmos" button to show/hide
Debug.DrawLine(transform.position, transform.position + goal * 0.3f, Color.red);
}