public Ghoster SpawnTemporary(Func <bool> sustainQuery, IEnumerable <Type> preservedTypes = null)
{
if (Application.isPlaying && sustainQuery != null)
{
Ghoster ghost = (Ghoster)GameObject.Instantiate(this);
ghost.Origin = this;
ghost.SustainQuery = sustainQuery;
ghost.transform.parent = this.transform.parent;
ghost.transform.localPosition = this.transform.localPosition;
ghost.transform.localRotation = this.transform.localRotation;
ghost.transform.localScale = this.transform.localScale;
ghost.transform.parent = null;
ghost.gameObject.hideFlags = HideFlags.HideInHierarchy | HideFlags.NotEditable;
ghost.CleanObject(ghost.gameObject, preservedTypes == null ? Ghoster.DefaultPreservedTypes : preservedTypes);
this.ghosts.AddLast(ghost);
return(ghost);
}
return(null);
}
private void CleanObject(GameObject target, IEnumerable <Type> preservedTypes)
{
foreach (Transform child in target.transform)
{
this.CleanObject(child.gameObject, preservedTypes);
}
IEnumerator <Type> preservedTypesEnumerator = preservedTypes.GetEnumerator();
// Reverse iteration is a partial solution to required components, as they are added recursively
// Note that re-ordering the required components will still break the cleaning process
Component[] components = target.GetComponents <Component>();
for (int i = components.Length - 1; i >= 0; --i)
{
Component component = components[i];
if (!(component is Transform) &&
!(component is Ghoster) &&
!this.preservedComponents.Contains(component) &&
!Ghoster.TypeListContains(preservedTypesEnumerator, component.GetType()))
{
Component.DestroyImmediate(component);
}
preservedTypesEnumerator.Reset();
}
}
