: The software expanded its reach into complex modeling paradigms, including NURBS surfaces , solids, meshes, and point clouds. It also improved the ability to create associative drawing views from imported 3D models.
To create a 2D drawing in AutoCAD 2013:
AutoCAD 2013 introduced the DWG 2013 file format . This was a necessary update to handle the new complexity of 3D solids and point clouds. However, as with all annual releases, this created a fragmentation issue; drawings saved in the 2013 format could not be opened by users running older versions (like 2010 or 2012) without using the "Save As" function to downgrade the file type. This reinforced the industry cycle of upgrading software to maintain compatibility with partners and clients. autocad 2013