API Reference > geometry-core > Polyface > PolyfaceBuilder > findOrAddNormalnLineString findOrAddNormalnLineString Method Deprecated This is a misspelling of findOrAddNormalInLineString findOrAddNormalnLineString(ls: LineString3d, index: number, transform?: Transform, priorIndexA?: number, priorIndexB?: number): number | undefined Parameter Type Description ls LineString3d index number transform Transform priorIndexA number priorIndexB number Returns - number | undefined Defined in core/geometry/src/polyface/PolyfaceBuilder.ts Line 471 Last Updated: 13 June, 2024