FLATTEN command

Flattens 2D and 3D entities.

BricsCAD Lite; BricsCAD Pro; BricsCAD Mechanical; BricsCAD BIM



Flattens 2D and 3D entities by projecting them onto the XY-plane of the current view.

Note: The PERSPECTIVE system variable must be set to 0.


The entities will be projected onto the XY plane of the current view. In top view, the entities will be projected onto the XY-plane of the current coordinate system (WCS or UCS).

Entities before FLATTEN command:

Entities after FLATTEN command:

  • Pyramid converted to a square with its diagonals.
  • Cone becomes a circle with a point in the center.
  • 3D polyline and spline are converted to 2D polylines.

Options within the command

new ucs ELevation
Specifies the new elevation for the resulting 2D entities.
Note: The elevation and thickness of the 2D entities can be changed with the ELEV command.
allow EXplode
Explodes compounded entities, such as 3D solids.