import type { WebGLRenderer } from '../../core';
import type { EffectContext, EffectProperties, Node, Viewport } from '../main';
import type { Texture2D } from '../resources';
import { Effect } from '../main/Effect';
import { Material } from '../resources';
export interface MaskEffectProperties extends EffectProperties {
    image?: string;
}
export declare class MaskEffect extends Effect {
    static material: Material;
    texture?: Texture2D<ImageBitmap>;
    image: string;
    constructor(properties?: Partial<MaskEffectProperties>, children?: Node[]);
    load(): Promise<void>;
    protected _updateProperty(key: string, value: any, oldValue: any): void;
    apply(renderer: WebGLRenderer, source: Viewport, context: EffectContext): void;
}