import type { PointLocation } from './point-location.js';
import { type IVec } from './vec.js';
export type BezierCurveParameters = [
    start: IVec,
    control1: IVec,
    control2: IVec,
    end: IVec
];
export declare function getBezierPoint(values: BezierCurveParameters, t: number): IVec | null;
export declare function getBezierTangent(values: BezierCurveParameters, t: number): IVec | null;
export declare function getBezierNormal(values: BezierCurveParameters, t: number): IVec | null;
export declare function getBezierCurvature(values: BezierCurveParameters, t: number): number | undefined;
export declare function getBezierNearestTime(values: BezierCurveParameters, point: IVec): number;
export declare function getBezierNearestPoint(values: BezierCurveParameters, point: IVec): IVec;
export declare function getBezierParameters(points: PointLocation[]): BezierCurveParameters;
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