/// <reference types="webxr" />
export declare type ARButtonOptions = {
    sessionInit?: XRSessionInit;
    onSessionStarted?: (session: XRSession) => void;
    onSessionEnded?: (session: XRSession) => void;
    onUnsupported?: () => void;
    onNotAllowed?: (exception: DOMException) => void;
};
export declare class ARButton {
    static convertToARButton(button: HTMLButtonElement, renderer: THREE.WebGLRenderer, options?: ARButtonOptions): void;
    static createButton(renderer: THREE.WebGLRenderer, options?: ARButtonOptions): HTMLButtonElement;
}
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