freecad-tips.md

freecad tips

expand nested object placement

• OpenSCAD / Expand Placements : set leaf element coord leaving parents to 0,0,0

freecad formula reference

notes:

• use = key to insert a formula into object parameter
• use F2 to rename created objects

formula	description
<<ObjName>>.Placement.Base.[x,y,z]	x or y or z object position
<<ObjName>>.Height	height of object
<<ObjName>>._shape.BoundBox	object bounding box
<<ObjName>>._shape.BoundBox.ZMin	object bounding box ( min z ) ref; note: may need to multiply 1 mm to combine in expression with other terms

using script

object bounding box

App.ActiveDocument.getObjectsByLabel("objname")[0].Shape.BoundBox