import { DataTexture, WebGLRenderer, Texture } from "three";
import Channel from "./Channel.js";
import type { FuseChannel } from "./types.js";
export default class FusedChannelData {
    width: number;
    height: number;
    maskTexture: DataTexture;
    private fuseRequested;
    private channelsDataToFuse;
    private fuseGeometry;
    private fuseMaterialF;
    private fuseMaterialUI;
    private fuseMaterialI;
    private fuseMaterialProps;
    private fuseScene;
    private quadCamera;
    private fuseRenderTarget;
    constructor(atlasX: number, atlasY: number);
    private setupFuseMaterial;
    getFusedTexture(): Texture;
    cleanup(): void;
    private getShader;
    fuse(combination: FuseChannel[], channels: Channel[]): void;
    gpuFuse(renderer: WebGLRenderer): void;
    setChannelAsMask(idx: number, channel: Channel): boolean;
}