import { Material, Object3D } from "@wonderlandengine/api";
import { Vector4 } from "../../type_definitions/array_type_definitions.js";
export declare const setAlpha: (material: Material, alpha: number) => void;
export declare function setObjectAlpha(object: Readonly<Object3D>, alpha: number): void;
export declare function setObjectMaterial(object: Readonly<Object3D>, material: Material, cloneMaterial?: boolean): void;
export declare function setObjectClonedMaterials(object: Readonly<Object3D>): void;
export declare function setObjectSpecularColor(object: Readonly<Object3D>, color: Readonly<Vector4>): void;
export declare function setObjectFogColor(object: Readonly<Object3D>, color: Readonly<Vector4>): void;
export declare const MaterialUtils: {
    readonly setAlpha: (material: Material, alpha: number) => void;
    readonly setObjectAlpha: typeof setObjectAlpha;
    readonly setObjectMaterial: typeof setObjectMaterial;
    readonly setObjectClonedMaterials: typeof setObjectClonedMaterials;
    readonly setObjectSpecularColor: typeof setObjectSpecularColor;
    readonly setObjectFogColor: typeof setObjectFogColor;
};