API Reference > geometry-core > Polyface > SweepLineStringToFacetContext > projectToPolygon projectToPolygon Method process a single polygon. projectToPolygon(polygon: GrowableXYZArray, announce: AnnounceDrapePanel, polyface: Polyface, readIndex: number): number Parameter Type Description polygon GrowableXYZArray announce AnnounceDrapePanel polyface Polyface readIndex number Returns - number number crudely indicating how much work was done. Defined in polyface/multiclip/SweepLineStringToFacetContext.ts Line 47 Last Updated: 11 June, 2024