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Utility Archive · 2026.02.12
[Lisp #19] RCT : Draw Rect. Centerline

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1/ Command :

  • RCT



2/ Description :

This tool instantly generates centerlines for rectangular shapes (e.g., shafts, architectural columns).

  • Versatile Selection : Works regardless of whether the rectangle is drawn with Polyline or individual Lines.

  • Auto-Calculation : Calculates the geometric center based on the two diagonal corner points you select.

  • Auto-Layering : Automatically creates and uses the CENTER layer.



3/ How to Use :

  1. Type RCT in the command line and press Enter.

  2. Click the Bottom-Left corner of the rectangular area.

  3. Click the Top-Right corner of the rectangular area.

  4. The tool automatically draws the cross-hair centerlines for that area.





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