ForwardTracker::Collimator Node1 ForwardTracker::Collimator - m_label - m_side - m_frontFace - m_rearFace - m_position - m_xaperture - m_xouter - m_xinner + Collimator() + label() + side() + frontFace() + rearFace() + position() + isEndElement() + clone() + track() + str() - isOutOfAperture() Node2 ForwardTracker::IBeamElement + ~IBeamElement() + label() + side() + frontFace() + rearFace() + position() + isEndElement() + track() + clone() + str() Node2->Node1