Name | Universal 3D File | AutoCAD Drawing |
File extension | .u3d | .dwg |
Original software | AutoCAD | |
Binary | ■ | |
ASCII | ||
Polygonal | ■ | ■ |
NURBS | ■ | |
Solids | ■ | |
Smoothing groups | ■ | ■ |
Textures, materials | ■ | ■ |
Developer/Owner | 3D Industry Forum, Ecma International | Autodesk |
Description | ||
Specification | Universal 3D File Format | |
Format features | Attempt to create a universal format for the exchange of 3D-data, including for publishing on the Internet. One of the successors of obsolete format WRL (VRML) | Despite the « two-dimensional » AutoCAD specialization, it is possible to create solid models. Autodesk itself for three-dimensional modeling software promotes Inventor |
Viewing software | GLC_Player (free), MeshLab (free) | DWG TrueView (free), DWGSee (free) |