/*!
 * Copyright (c) Microsoft Corporation.
 * Licensed under the MIT License.
 */
/// <reference types="dist" />
import { mat4 } from "gl-matrix";
import { ILabelSetVisual, LabelSet } from "../../components/labels.js";
import { Core } from "../../main.js";
import { Hittable } from "./hittable.js";
import { Main } from "./main.js";
export declare class LabelSetVisual implements ILabelSetVisual {
    private _core;
    private _main;
    private _hasChanged;
    private _isInitialized;
    get isInitialized(): boolean;
    private _labelSet;
    get label(): LabelSet;
    texture: GPUTexture;
    hittables: Hittable[];
    hasChangedCallback: () => void;
    pickVMatrix: mat4;
    pickPMatrix: mat4;
    isPickingEnabled: boolean;
    isVisible: boolean;
    viewports: DOMRect[];
    viewportOffset: number;
    viewportCount: number;
    mMatrix: mat4;
    mvMatrices: mat4[];
    vMatrices: mat4[];
    inverseVMatrices: mat4[];
    pMatrices: mat4[];
    render(elapsedTime: number): void;
    constructor(core: Core, main: Main, labelSet: LabelSet);
    update(): void;
}