public void Destruct()
 {
     m_sync_server.Destruct();
     m_sync_server = null;
     m_logic_world.Destruct();
     m_logic_world = null;
 }
 public void Destruct()
 {
     m_sync_client.Destruct();
     m_sync_client = null;
     m_render_world.Destruct();
     m_render_world = null;
     m_logic_world.Destruct();
     m_logic_world = null;
 }