import { Mesh } from "three";
import SpotLight from "../display/lights/SpotLight";
export declare const volumetricSpotLightSystem: {
    add: ((item: Mesh<import("three").BufferGeometry, import("three").Material | import("three").Material[]>, initData?: {
        light: SpotLight;
        material: any;
    } | undefined) => false | import("@lincode/promiselikes").Cancellable) | ((item: Mesh<import("three").BufferGeometry, import("three").Material | import("three").Material[]>, initData?: {
        light: SpotLight;
        material: any;
    } | undefined) => boolean);
    delete: ((item: Mesh<import("three").BufferGeometry, import("three").Material | import("three").Material[]>) => false | import("@lincode/promiselikes").Cancellable | undefined) | ((item: Mesh<import("three").BufferGeometry, import("three").Material | import("three").Material[]>) => boolean);
};