import { TresObject, TresPrimitive } from './../types';
import { BufferGeometry, Camera, Fog, Light, Material, Object3D, Scene } from 'three';

export declare function und(u: unknown): u is undefined;
export declare function arr(u: unknown): u is any[];
export declare function num(u: unknown): u is number;
export declare function str(u: unknown): u is string;
export declare function bool(u: unknown): u is boolean;
export declare function fun(u: unknown): u is (...args: any[]) => any;
export declare function obj(u: unknown): u is Record<string | number | symbol, unknown>;
export declare function object3D(u: unknown): u is Object3D;
export declare function camera(u: unknown): u is Camera;
export declare function bufferGeometry(u: unknown): u is BufferGeometry;
export declare function material(u: unknown): u is Material;
export declare function light(u: unknown): u is Light;
export declare function fog(u: unknown): u is Fog;
export declare function scene(u: unknown): u is Scene;
export declare function tresObject(u: unknown): u is TresObject;
export declare function tresPrimitive(u: unknown): u is TresPrimitive;