import type { StructLayout, TypedArray } from "./types.js";
/** A value writable into a uniform/storage struct member. */
export type PackableValue = number | boolean | number[] | number[][] | TypedArray | PackableStruct;
/** A member that is itself a struct: an object keyed by its member names. */
export interface PackableStruct {
    [member: string]: PackableValue;
}
/**
 * Pack values into a struct layout inside `destination`.
 *
 * `values` is either an object keyed by member name, or — when the layout is a
 * synthetic single-value layout for a non-struct binding — the value itself.
 * Throws on unknown member names, and on values that cannot be written, to
 * surface typos and missing defaults early.
 *
 * Known limitation: elements of `array<SomeStruct, N>` members are written
 * tightly packed — structs with internal padding (eg. two vec3f members) need
 * their padding included in the source data.
 */
export declare function packStruct(destination: ArrayBuffer, layout: StructLayout, values: Record<string, PackableValue> | PackableValue, byteOffset?: number): void;
//# sourceMappingURL=pack.d.ts.map