import type { Types } from '@cornerstonejs/core';
export type SlabIntensityPickMode = 'max' | 'min';
export declare function getSlabIntensityPickContext(viewport: Types.IViewport): {
    mode: SlabIntensityPickMode;
    slabThicknessMm: number;
} | null;
export default function pickIntensityPointInSlab(viewport: Types.IViewport, worldPoint: Types.Point3): Types.Point3 | null;