Function Entry: ACET-GEOM-ARBITRARY-X

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Function Entry: ACET-GEOM-ARBITRARY-X

Name

acet-geom-arbitrary-x

Class

BricsCAD ExpressTools API Function

Syntax

(acet-geom-arbitrary-x zvec)

Arguments and Values

Arguments are described in the vendor page; see Source Notes.

Description

Returns the x-vector for a given normal vector, calculated by the arbitrary axis algorithm, as used by the CAD system to express an UCS. zvec is a normal vector (3 real values), i.e. as obtained from 210 dxf group in an (entget) list.

Return Values

Vendor-defined; see Source Notes.

Availability

AutoCAD 2026: not documented.
BricsCAD V26: documented.
Status: BricsCAD-only.

Source Notes

[acet-geom-arbitrary-x (BricsCAD V26 DevRef)](https://developer.bricsys.com/bricscad/help/en_US/V26/DevRef/source/acetgeomarbitraryx.htm)
Status: documented (Phase 3 follow-up: body filled from the BricsCAD V26 per-symbol page on 2026-04-26).