import type { D3InterpolateName } from '../colors';
import type { Vec2 } from '../math';
import { type BufferGeometry } from 'three/webgpu';
import type { DataRange } from './types';
export declare const ISO_COLORMAPS: readonly ["interpolateViridis", "interpolatePlasma", "interpolateInferno", "interpolateMagma", "interpolateCividis", "interpolateTurbo", "interpolateRdBu", "interpolateRdYlBu", "interpolateSpectral", "interpolatePiYG", "interpolateBrBG", "interpolatePuOr"];
type IsoColormap = (typeof ISO_COLORMAPS)[number];
export declare const DEFAULT_ISO_COLORMAP: IsoColormap;
export declare const ISO_COLORMAP_SELECT_PROPS: {
    options: ("interpolateBrBG" | "interpolatePiYG" | "interpolatePuOr" | "interpolateRdBu" | "interpolateRdYlBu" | "interpolateSpectral" | "interpolateTurbo" | "interpolateViridis" | "interpolateInferno" | "interpolateMagma" | "interpolatePlasma" | "interpolateCividis")[];
    color_bar: {
        bar_style: string;
        title_style: string;
    };
    liSelectedStyle: string;
};
export declare const is_signed_range: (data_range: DataRange) => boolean;
export declare const COLORMAP_LUT_SIZE = 256;
export declare function build_colormap_lut<Lut extends Float32Array | Uint8ClampedArray>(colormap: D3InterpolateName, cache: Map<D3InterpolateName, Lut>, lut_ctor: new (length: number) => Lut, to_rgb: (css: string) => readonly [number, number, number]): Lut;
export type ColorRangeSymmetry = boolean | `auto`;
export declare function fit_color_range(min: number, max: number, symmetric?: ColorRangeSymmetry): Vec2;
export interface VertexColorOptions {
    colormap: D3InterpolateName;
    color_range: Vec2;
    fallback_color?: string;
}
export declare function scalars_to_vertex_colors(scalars: Float32Array, { colormap, color_range, fallback_color }: VertexColorOptions, out?: Float32Array): Float32Array;
export declare function set_vertex_colors(geometry: BufferGeometry, scalars: Float32Array, options: VertexColorOptions): void;
export declare function auto_color_config(data_range: DataRange): {
    colormap: IsoColormap;
    color_range: Vec2;
};
export declare function compute_scalar_range(scalar_arrays: Float32Array[], { symmetric }?: {
    symmetric?: ColorRangeSymmetry;
}): Vec2;
export {};