void Start()
{
formation_velocity = max_velocity;
// make sure your slots and npcs match
if (SheepGroup.Count != slots.Count)
{
throw new System.Exception("The amount of sheep in a group must equal the amount of slots in that group!");
}
// make sure slots are connected to anchor, and that each sheep object has a reference to its slot
anchor = transform;
for (int i = 0; i < slots.Count; i++)
{
slots[i].parent = anchor;
Transform walkable = new GameObject().transform;
walkable.position = slots[i].position;
slots_walkable.Add(walkable);
SheepBehavior sb = SheepGroup[i].GetComponent <SheepBehavior>();
sb.SetSlot(slots_walkable[i]);
sb.pathingType = SheepBehavior.SheepPathingType.Patrolling;
}
// populate the patrol nodes list
InitializePatrolNodes();
InvokeRepeating("CheckFormationIntegrity", 3, 5);
}
void FindVisibleTargets()
{
SheepBehavior aSheep = transform.parent.GetComponent <SheepBehavior>();
if (wolf.howl)
{
aSheep.escapeSequence = true;
}
//Prioritize escape sequence above all
if (!aSheep.escapeSequence)
{
// Prioritize chasing sweater over player (if naked of course)
if (visibleTargets.Contains(wolf.transform) && aSheep.pathingType != SheepBehavior.SheepPathingType.ToSweater)
{
// Debug.Log("Wolf found!");
aSheep.SetOldPos();
aSheep.pathingType = SheepBehavior.SheepPathingType.ToPlayer;
aSheep.travelPath.Clear();
aSheep.seesPlayer = true;
if (aSheep.goldenSheep)
{
aSheep.giveUpTimer = SheepBehavior.GIVE_UP_TIMER_MAX_G;
}
else
{
aSheep.giveUpTimer = SheepBehavior.GIVE_UP_TIMER_MAX;
}
//wolf.escaped = false;
}
else
{
aSheep.seesPlayer = false;
//wolf.escaped = true;
}
visibleTargets.Clear();
Collider2D[] targetsInViewRadius = Physics2D.OverlapCircleAll(transform.position, viewRadius, targetMask);
foreach (Collider2D target in targetsInViewRadius)
{
Vector2 dirToTarget = (target.transform.position - transform.position).normalized;
if (Vector2.Angle(transform.up, dirToTarget) < viewAngle / 2)
{
float distToTarget = Vector3.Distance(transform.position, target.transform.position);
if (!Physics2D.Raycast(transform.position, dirToTarget, distToTarget, obstacleMask))
{
visibleTargets.Add(target.transform);
}
}
}
}
}
void Update()
{
if (this.tag != "Sweater")
{
// Player sets target position and sweater moves towards it
targetPosition = GameObject.Find("Wolf").GetComponent <Wolf>().targetPosition;
this.transform.position = Vector2.MoveTowards(this.transform.position, targetPosition, sweaterSpeed * Time.deltaTime);
// Acquire "Sweater" tag once sweater reaches target position
if (new Vector2(this.transform.position.x, this.transform.position.y) == targetPosition)
{
this.tag = "Sweater";
}
}
else
{
// Only closest naked sheep moves to this sweater once it acquires the "Sweater" tag
if (GameObject.FindGameObjectsWithTag("Sheared").Length > 0)
{
GameObject[] nakedSheep = GameObject.FindGameObjectsWithTag("Sheared");
proximity = (nakedSheep[0].transform.position - this.transform.position).magnitude;
nearestSheep = nakedSheep[0];
foreach (GameObject sheep in nakedSheep)
{
if ((sheep.transform.position - this.transform.position).magnitude < proximity)
{
proximity = (sheep.transform.position - this.transform.position).magnitude;
nearestSheep = sheep;
}
}
// Move nearest sheep to this sweater
nearestSheepBehaviour = nearestSheep.GetComponent <SheepBehavior>();
nearestSheepBehaviour.SetOldPos();
nearestSheepBehaviour.pathingType = SheepBehavior.SheepPathingType.ToSweater;
nearestSheepBehaviour.sweaterPos = transform.position;
nearestSheepBehaviour.travelPath.Clear();
proximity = (nearestSheep.transform.position - this.transform.position).magnitude;
if (proximity < 3) // change layer only if sheep is about to pick up the shirt
{
this.gameObject.layer = 0; // can throw sweater past sheep; sheep can only collide with sweater once it lands
}
}
}
}
void OnTriggerEnter2D(Collider2D other)
{
if (other.gameObject.tag == "SheepEatCollider")
{
if (isCollidingSheep)
{
return;
}
isCollidingSheep = true;
// Disable the sheep eating collider
other.enabled = false;
gameObject.GetComponentInParent <AudioSource> ().Play();
SheepBehavior sheepBehavior = other.gameObject.GetComponentInParent <SheepBehavior>();
sheepBehavior.OnPlayerAction();
}
}
