export type Interpolation = 'step' | 'lerp' | 'slerp';
export declare enum InterpolationInternal {
    STEP = 0,
    LERP = 1,
    SLERP = 2
}
export declare const TO_INTERPOLATION_INTERNAL: Record<Interpolation, InterpolationInternal>;
export declare const EPSILON = 0.000001;