3d polyline 2019 acad.pgp ajustement api assemblies attributes autocad autolisp autolisp.program automation bim bim360 bim 360 block blocks cad cam civil 3d classification code set column command line coordinates data link design option detail group dynamic blcoks dynamic block dynamo electrical excel fabrication parts familes families filename filled region grid hatch insert links lisp macro maj navisworks manage parameters parametric plot plotting plumbing profile question recommendation revit revit 2019 revit 2020 revit family schedule shortcuts solid fill ssm station offset surface table tiff update vehicle tracking walls worksets xref