/// <summary>
///
/// </summary>
public void SetParent(SceneObjectGroup parent, bool isDuplicate)
{
bool hasChanged = (m_parentGroup != parent);
m_parentGroup = parent;
// If this is being called from CopyPart, as part of the persistence backup,
// then it is a duplicate copy of the SOP/SOG that has UUID/LocalID that
// matches the in-world copy, so don't change the in-world SOG/SOP.
if (hasChanged && !isDuplicate)
parent.SetSitTarget(this, SitTargetPosition, SitTargetOrientation);
}