import '../../../internal/bufferPolyfill';
import '../../../internal/threeGlobalShim';
import * as THREE from 'three';
export declare class GL {
    renderer: THREE.WebGLRenderer;
    camera: THREE.PerspectiveCamera;
    scene: THREE.Scene;
    controls: any;
    clock: THREE.Clock;
    rt?: THREE.WebGLRenderTarget;
    rtCamera?: THREE.PerspectiveCamera;
    rtScene?: THREE.Scene;
    text?: THREE.Mesh;
    mesh?: THREE.Mesh;
    geometry?: THREE.TorusKnotGeometry;
    material?: THREE.ShaderMaterial;
    fontGeometry: any;
    fontMaterial?: THREE.RawShaderMaterial;
    loader?: THREE.TextureLoader;
    rafId?: number;
    isDestroyed: boolean;
    private boundResize;
    private containerElement;
    private resizeObserver;
    private initWatchdogId;
    private renderCount;
    private pipelineReady;
    private loggedFirstFrameDebug;
    private loggedWebGlError;
    constructor(container?: HTMLElement);
    getViewportSize(): {
        width: number;
        height: number;
    };
    init(): void;
    private clearInitWatchdog;
    createRenderTarget(): void;
    createMesh(): void;
    animate(): void;
    render(): void;
    addEvents(): void;
    resize(): void;
    destroy(): void;
}