API Reference > geometry-core > CartesianGeometry > AngleSweep > fractionPeriod fractionPeriod Method return 2PI divided by the sweep radians (i.e. 360 degrees divided by sweep angle). This is the number of fractional intervals required to cover a whole circle. fractionPeriod(): number Returns - number Defined in geometry3d/AngleSweep.ts Line 169 Last Updated: 11 June, 2024