import { Interpolation, Keyframes } from "../types.js";
declare class TerpKeys {
    private keys;
    private index;
    constructor(keys: Keyframes, index: number);
    near(offset: number): number;
}
type TerpFn = (x: number, keys: TerpKeys) => number;
export declare const terps: Record<Interpolation, TerpFn>;
export declare const resolveTerp: (terp: Interpolation, x: number, keys: Keyframes, index: number) => number;
export {};