API Reference > geometry-core > ArraysAndInterfaces > IStrokeHandler > startParentCurvePrimitive startParentCurvePrimitive Method announce a parent curve primitive startParentCurvePrimitive() ...endParentCurvePrimitive() are wrapped around startCurvePrimitive and endCurvePrimitive when the interior primitive is a proxy. startParentCurvePrimitive(cp: CurvePrimitive): void Parameter Type Description cp CurvePrimitive Returns - void Defined in core/geometry/src/geometry3d/GeometryHandler.ts Line 268 Last Updated: 13 June, 2024