Commands about Creating Procedural Surfaces — GstarCAD 2026 8816 kbadmin September 26, 2026 Command Reference 2026 4 Commands about Creating Procedural Surfaces GstarCAD 2026 · Command Reference Commands： CONVTONURBS CONVTOSURFACE CVSHOW DSETTINGS EXTRUDE LOFT PLANESURF REVOLVE SPLINE SURFOFFSET SWEEP System Variables： CULLINGOBJ CULLINGOBJSELECTION DELOBJ SURFACEASSOCIATIVITYDRAG SURFACEAUTOTRIM