The Convtosurface command is used to convert eligible objects into 3D surfaces.
How to access the CONVTOSURFACE Command
- When using 2D Drafting workspace,
Mesh > Convert to Surface, as shown in the following picture,
2. When using GstarCAD Classic,
Modify > 3D Operations > Convert to Surface, as shown in the following picture,
3. Enter CONVTOSURFACE, as shown in the following picture,
A step-by-step tutorial
After executing the CONVTOSURFACE command, we are prompted to select object,
Then select the object to be converted to surface, objects that can be converted include:

