import { Color } from "three";
export declare function xyzFromString(child: Element): [x: number, y: number, z: number] | undefined;
export declare function rpyFromString(child: Element): [roll: number, pitch: number, yaw: number] | undefined;
export declare function rgbaFromString(child: Element): [r: number, g: number, b: number, a: number] | undefined;
export declare function numberStringToArray(child: Element, name?: string): number[] | undefined;
export declare function radToEuler(rad: number): number;
export declare function numberArrayToColor(col?: number[]): Color;
export declare function textScale(height: number): number;