API Reference > geometry-core > Curve > PathFragment > chainDistanceToInterpolatedChildFraction chainDistanceToInterpolatedChildFraction Method Convert distance to local fraction, and apply that to interpolate between the stored curve fractions. Note that proportional calculation does NOT account for nonuniform parameterization in the child curve. chainDistanceToInterpolatedChildFraction(distance: number): number Parameter Type Description distance number Returns - number Defined in curve/CurveChainWithDistanceIndex.ts Line 72 Last Updated: 12 June, 2024