API Reference > geometry-core > CartesianGeometry > Point3d > createAdd3Scaled createAdd3Scaled MethodStatic Create a point that is a linear combination (weighted sum) of 3 input points. createAdd3Scaled(pointA: Readonly<WritableXYAndZ>, scaleA: number, pointB: Readonly<WritableXYAndZ>, scaleB: number, pointC: Readonly<WritableXYAndZ>, scaleC: number, result?: Point3d): Point3d Parameter Type Description pointA Readonly<WritableXYAndZ> first input point scaleA number scale factor for pointA pointB Readonly<WritableXYAndZ> second input point scaleB number scale factor for pointB pointC Readonly<WritableXYAndZ> third input point. scaleC number scale factor for pointC result Point3d Returns - Point3d Defined in geometry3d/Point3dVector3d.ts Line 547 Last Updated: 11 June, 2024