export declare function lerp(start: number, end: number, alpha: number): number;
export type Position = {
    x: number;
    y: number;
};
export declare function affineFromPoints(p1: Position, p2: Position): (x: number) => number;
export declare function distance(a: Position, b: Position): number;
export declare function getDistance(a: Position, b: Position): number;