packages/color/src/hsi/hsi.ts
import type { NumericArray } from "@thi.ng/api";
import type { IRandom } from "@thi.ng/random";
import type { Color, ColorFactory, ReadonlyColor, TypedColor } from "../api.js";
import { defColor } from "../defcolor.js";
import { lchLab } from "../lab/lab-lch.js";
import { labRgb } from "../lab/lab-rgb.js";
import { rgbHsi } from "../rgb/rgb-hsi.js";
import { rgbSrgb } from "../rgb/rgb-srgb.js";
import { hsiRgb } from "./hsi-rgb.js";
export declare class HSI implements TypedColor<HSI> {
buf: NumericArray;
offset: number;
stride: number;
h: number;
s: number;
i: number;
alpha: number;
[id: number]: number;
readonly mode: "hsi";
readonly length: 4;
readonly range: [ReadonlyColor, ReadonlyColor];
readonly xyz: [number, number, number];
[Symbol.iterator](): Iterator<number, any, undefined>;
clamp(): this;
copy(): HSI;
copyView(): HSI;
deref(): Color;
empty(): HSI;
eqDelta(o: HSI, eps?: number): boolean;
randomize(rnd?: IRandom): this;
set(src: ReadonlyColor): this;
toJSON(): number[];
}
/**
* @remarks
* Note: As with other hue-based color modes in this package, the hue is stored
* normalized (in [0..1] interval) and NOT as degrees.
*/
export const hsi = <ColorFactory<HSI>>defColor({
mode: "hsi",
channels: { h: { hue: true } },
order: <const>["h", "s", "i", "alpha"],
from: { rgb: rgbHsi, srgb: rgbHsi, lch: [lchLab, labRgb, rgbSrgb, rgbHsi] },
toRgb: hsiRgb,
});