virtual const std::vector< Layer * > centralLayers(const EventContext &ctx, SG::WriteCondHandle< TrackingGeometry > &whandle) const =0
LayerBuilder interface method - returning the central layers.
virtual std::pair< const std::vector< Layer * >, const std::vector< Layer * > > endcapLayer(const EventContext &ctx, SG::WriteCondHandle< TrackingGeometry > &whandle) const =0
LayerBuilder interface method - returning the endcap layer.