private void MMessageBus_BookmardAddRequestEvent(object sender, BookmarkEvent e)
{
MBookmark b = new MBookmark();
b.Name = e.Name;
b.Position = MassiveTools.ArrayFromVector(e.Position);
b.Rotation = MassiveTools.ArrayFromQuaterniond(e.Rotation);
Bookmarks.Add(b);
Save();
MMessageBus.BookmarkAdded(this, e);
}