/// <summary>
/// Trigger the explosion effect and automatically detach any spawned trail effects.
/// </summary>
public void Explode()
{
// If particle systems or trails are destroyed, their trail/particles do not persist.
// Unparenting them before destruction prevents this. The missile calls this function
// when it gets destroyed.
DetachTrail();
if (explosionFXPrefab != null)
{
ParticleSystem explode = GameObject.Instantiate(explosionFXPrefab);
explode.transform.position = transform.position;
explode.transform.rotation = transform.rotation;
// Give the explosion particle system the component to destroy itself after it finished playing.
AARemoveEffect remove = explode.GetComponent <AARemoveEffect>();
if (remove == null)
{
remove = explode.gameObject.AddComponent <AARemoveEffect>();
}
remove.readyToDestroy = true;
}
else
{
Debug.LogWarning("No ParticleSystem prefab assigned for explosions on missile " + transform.name + ".");
}
}
private void Start()
{
// First make sure that an effect was assigned at all.
if (trailPrefab != null || particleTrailPrefab != null)
{
// Make sure there is a reference point for where to spawn the trail.
if (trailFxPoint == null)
{
// There isn't an already assigned one. Check to see if one already exists.
trailFxPoint = transform.Find("TrailFx");
// Still haven't found one, just make a new one.
if (trailFxPoint == null)
{
trailFxPoint = transform;
Debug.Log("No trail effect point given, or child object named \"TrailFx\" to place the missile trail effect on " + name + ". Using object origin instead.");
}
}
// Instantiate the TrailRenderer trail.
if (trailPrefab != null)
{
trail = Instantiate(trailPrefab, trailFxPoint);
trail.transform.localPosition = Vector3.zero;
trail.transform.localEulerAngles = Vector3.zero;
trail.enabled = false;
}
// Instantiate the ParticleSystem trail.
if (particleTrailPrefab != null)
{
particleTrail = Instantiate(particleTrailPrefab, trailFxPoint);
particleTrail.transform.localPosition = Vector3.zero;
particleTrail.transform.localEulerAngles = Vector3.zero;
particleTrail.Stop();
// Ensure that the effect remover is on the gameobject to prevent undeleted particle effects.
if (particleTrail.GetComponent <AARemoveEffect>() == null)
{
effectRemover = particleTrail.gameObject.AddComponent <AARemoveEffect>();
}
}
}
}