RebarShapeDefinitionByArc.AddConstraintChordLength Method

Specify a parameter to drive the chord length (the straight-line distance between the endpoints of the arc).

Namespace: Autodesk.Revit.DB.Structure
Assembly: RevitAPI (in RevitAPI.dll) Version: 25.3.0.0 (25.3.0.0)

Syntax

public void AddConstraintChordLength(
	ElementId paramId
)

paramId ElementId: Id of a parameter to drive the constraint. To obtain the id of a shared parameter, call RebarShape.GetElementIdForExternalDefinition().

Exception	Condition
ArgumentNullException	A non-optional argument was null

The chord length is measured on the centerline of the bar.