import ShadersBase from '../shaders.base';
declare class InterpolationTrilinear extends ShadersBase {
    _currentVoxel: string;
    _dataValue: string;
    _gradient: string;
    constructor();
    api(baseFragment?: import("../shaders.base").Base, currentVoxel?: string, dataValue?: string, gradient?: string): string;
    compute(currentVoxel: any, dataValue: any, gradient: any): string;
    computeDefinition(): void;
}
declare const _default: InterpolationTrilinear;
export default _default;