ActsTrk::CUDATrkParamAlgProviderTool Node1 ActsTrk::CUDATrkParamAlg ProviderTool - m_MRs - m_copy - m_streamTool + initialize() + getAlgorithm() * m_MRs * m_copy * m_streamTool Node2 extends< AthAlgTool, IDeviceTrkParamAlgProvider Tool >     Node2->Node1