API Reference > geometry-core > ArraysAndInterfaces > GrowableXYZArray > accumulateScaledXYZ accumulateScaledXYZ Method compute the cross product from indexed origin t indexed targets targetAIndex and targetB index. accumulate it to the result. accumulateScaledXYZ(index: number, scale: number, sum: Point3d): void Parameter Type Description index number scale number sum Point3d Returns - void Defined in geometry3d/GrowableXYZArray.ts Line 791 Last Updated: 11 June, 2024