The Construction Lines path effect applied to a sample shape
Drafting

Construction Lines

Rebuild the setting-out geometry behind a drawing by extending every straight edge past the part and ticking each place two of them cross.

FamilyDrafting
Parameters3 adjustable
On canvas handlesno, adjust it in the panel
Destructiveno, the original path is kept
LicenceFree for commercial use

The 3 controls

Nothing here is baked in. Every value stays live on the object for as long as the file exists, so you can come back and retune it, reorder it against other effects, or take it off and get your original path back exactly as you drew it.

  1. Extend0 to 300, default 30
  2. Min segment0.5 to 400, default 10
  3. TicksOn, Off

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