API Reference > geometry-core > Polyface > IndexedPolyface > addPointXYZ addPointXYZ Method add a point. addPointXYZ(x: number, y: number, z: number): number Parameter Type Description x number y number z number Returns - number Returns the zero-based index of the added point. Defined in polyface/Polyface.ts Line 332 Last Updated: 11 June, 2024