本页总览KCurve3d.getClosestPoint() method 获得在指定容差下曲线上距离传入点最近的一点。 Get the closest point on curve for the input point with specified tolerance. Signature: getClosestPoint(point: KPoint3d, tolerance?: number): KPoint3d; Links: getClosestPoint(point: KPoint3d, tolerance?: number): KPoint3d; Parameters