API Reference > geometry-core > Polyface > PolyfaceBuilder > addBetweenLineStringsWithStoredIndices addBetweenLineStringsWithStoredIndices Method Add facets between lineStrings with matched point counts. point indices pre-stored normal indices pre-stored uv indices pre-stored addBetweenLineStringsWithStoredIndices(lineStringA: LineString3d, lineStringB: LineString3d): void Parameter Type Description lineStringA LineString3d lineStringB LineString3d Returns - void Defined in polyface/PolyfaceBuilder.ts Line 774 Last Updated: 11 June, 2024