@luma.gl/shadertools/dist/lib/color/normalize-byte-colors.d.ts

Shader module system for luma.gl

import type { NumberArray3, NumberArray4 } from '@math.gl/types';
/**
 * Resolves whether semantic colors should be interpreted as byte-style `0..255` values.
 * @param useByteColors - Explicit color interpretation flag.
 * @param defaultUseByteColors - Fallback value when `useByteColors` is omitted.
 * @returns `true` when semantic colors should be normalized from bytes, otherwise `false`.
 */
export declare function resolveUseByteColors(useByteColors?: boolean, defaultUseByteColors?: boolean): boolean;
/**
 * Normalizes an RGB semantic color to float space when byte-style colors are enabled.
 * @param color - Input RGB semantic color.
 * @param useByteColors - When `true`, divide components by `255`.
 * @returns The normalized RGB color.
 */
export declare function normalizeByteColor3(color?: Readonly<NumberArray3>, useByteColors?: boolean): NumberArray3;
/**
 * Normalizes an RGBA semantic color to float space when byte-style colors are enabled.
 * @param color - Input RGB or RGBA semantic color.
 * @param useByteColors - When `true`, divide components by `255`.
 * @returns The normalized RGBA color, adding an opaque alpha channel when needed.
 */
export declare function normalizeByteColor4(color: Readonly<NumberArray4> | Readonly<NumberArray3>, useByteColors?: boolean): NumberArray4;
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