import type { Types } from '@cornerstonejs/core';
export type ViewportVoiMappingForTool = {
    voiRange: {
        lower: number;
        upper: number;
    };
    VOILUTFunction?: string;
    invert?: boolean;
};
export declare function getViewportVoiMappingForVolume(viewport: Types.IViewport, volumeId?: string): ViewportVoiMappingForTool | null;