One row of a compound attribute (Get Attribute) source node. Each entry
adds one typed output port to the node, named after attr. Lets a single
Get Attribute node expose several attributes at once with one output per
attribute (mirror of setAttribute's compound input model).
One row of a compound
attribute(Get Attribute) source node. Each entry adds one typed output port to the node, named afterattr. Lets a single Get Attribute node expose several attributes at once with one output per attribute (mirror ofsetAttribute's compound input model).