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AutoCAD Architecture 2026
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    Commands for Constructing 3D Solids and Surfaces from 2D Geometry

    These commands and system variables are used to create 3D solids and surfaces from 2D geometry such as lines and curves.

    Commands

    • CONVTONURBS (Command)
    • CVADD (Command)
    • CVREBUILD (Command)
    • CVREMOVE (Command)
    • CVSHOW (Command)
    • EXTRUDE (Command)
    • LOFT (Command)
    • REVOLVE (Command)
    • SWEEP (Command)

    System Variables

    • DELOBJ (System Variable)
    • LOFTANG1 (System Variable)
    • LOFTANG2 (System Variable)
    • LOFTMAG1 (System Variable)
    • LOFTMAG2 (System Variable)
    • LOFTNORMALS (System Variable)
    • LOFTPARAM (System Variable)
    • SURFACEASSOCIATIVITY (System Variable)
    • SURFACEMODELINGMODE (System Variable)

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