import { type EffectProviderResult, PostProcessingEffect } from "../PostProcessingEffect.js";
import { VolumeParameter } from "../VolumeParameter.js";
/**
 * @category Effects
 * @group Components
 */
export declare class Vignette extends PostProcessingEffect {
    get typeName(): string;
    color: VolumeParameter;
    intensity: VolumeParameter;
    center: VolumeParameter;
    init(): void;
    onCreateEffect(): EffectProviderResult;
    private updateDarkness;
}