GeometryConfigurationToolBase Node1 GeometryConfigurationToolBase + GeometryConfigurationToolBase() + ~GeometryConfigurationToolBase() + initialize() + preGeometryConfigure() + postGeometryConfigure() Node3 MaterialDescriptionTool - m_isTestBeam + MaterialDescriptionTool() + ~MaterialDescriptionTool() + preGeometryConfigure() + postGeometryConfigure() Node1->Node3 Node4 VoxelDensityTool - m_volumeVoxelDensityLevel + VoxelDensityTool() + ~VoxelDensityTool() + preGeometryConfigure() + postGeometryConfigure() Node1->Node4 Node2 extends< AthAlgTool, IG4GeometryConfigurationTool > Node2->Node1