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Sketcher ConstrainRadius

From FreeCAD Documentation

Sketcher ConstrainRadius

Menu location
Sketch → Constraints → Radius Dimension
Workbenches
Sketcher
Default shortcut
K R
Introduced in version
-
See also
Sketcher ConstrainRadiam, Sketcher ConstrainDiameter

Description[edit | edit source]

The Sketcher ConstrainRadius tool fixes the radius of circles, arcs and B-spline weight circles.

Usage[edit | edit source]

See also: Drawing aids.

Continue mode[edit | edit source]

  1. Make sure there is no selection.
  2. There are several ways to invoke the tool:
    • introduced in 1.0: If the Dimensioning constraints preference is set to Single tool (default): press the down arrow to the right of the button and select the Radius Dimension option from the dropdown.
    • If this preference has a different value (and in 0.21 and below): press the Radius Dimension button.
    • Select the Sketch → Constraints → Radius Dimension option from the menu.
    • introduced in 1.0: Right-click in the 3D View and select the Dimension → Radius Dimension option from the context menu.
    • Use the keyboard shortcut: K then R.
  3. For further steps see Sketcher ConstrainRadiam.

Run-once mode[edit | edit source]

See Sketcher ConstrainRadiam.

Scripting[edit | edit source]

Sketch.addConstraint(Sketcher.Constraint('Radius', ArcOrCircle, App.Units.Quantity('123.0 mm')))

The Sketcher scripting page explains the values which can be used for ArcOrCircle, and contains further examples on how to create constraints from Python scripts.