/*
* Fish creation and initialization
*/
void Start()
{
componentes = new List <Fish2D>(numFishes);
for (int i = 0; i < numFishes; i++)
{
GameObject newFish = Instantiate(fishPrefab);
Fish2D fishComp = newFish.GetComponent <Fish2D>();
fishComp.id = componentes.Count;
fishComp.settings = settings;
fishComp.Init();
componentes.Add(fishComp);
newFish.transform.parent = gameObject.transform;
}
}
void CalculateFishData(Fish2D aFish)
{
//RESET
aFish.flockCenter = Vector3.zero;
aFish.flockDirection = Vector3.zero;
aFish.avoidanceDirection = Vector3.zero;
aFish.numFlockMates = 0;
foreach (Fish2D otherFish in componentes)
{
if (aFish.id != otherFish.id)
{
//position checking
Vector3 otherFishPos = otherFish.transform.position;
Vector3 diference = aFish.transform.position - otherFishPos;
if (diference.x > 20.0f - settings.sightRadius)
{
if (otherFishPos.x > aFish.transform.position.x)
{
otherFishPos.x -= 20.0f;
}
else
{
otherFishPos.x += 20.0f;
}
}
if (diference.z > 10.0f - settings.sightRadius)
{
if (otherFishPos.z > aFish.transform.position.z)
{
otherFishPos.z -= 10.0f;
}
else
{
otherFishPos.z += 10.0f;
}
}
diference = aFish.transform.position - otherFishPos;
float distance = diference.magnitude;
//data calculation
if (distance < settings.sightRadius)
{
aFish.flockCenter += -otherFishPos;
aFish.flockDirection += otherFish.forward;
if (distance < settings.avoidRadius)
{
aFish.avoidanceDirection += diference / distance;
}
aFish.numFlockMates++;
#if UNITY_EDITOR
if (aFish.drawGizmo)
{
Debug.DrawLine(aFish.transform.position, otherFishPos);
}
#endif
}
}
}
}