import IfcModelCurves from "./ifc_model_curves.js";
import { IfcCurve } from "./ifc4_gen/index.js";
/**
 * Dump the OBJs in this to a particular folder
 *
 * @param from
 * @param folder The folder to dump to
 * @return {Promise<void>} A promise to wait on when this completes.
 */
export declare function dumpCurveOBJs(from: IfcModelCurves, folder: string): Promise<void>;
/**
 * Build a set of hashes with their matching IFC curves.
 *
 * @param from
 * @yields {[IfcCurve, Uint8Array]} A list of curves with their corresponding hash.
 */
export declare function curveHashes(from: IfcModelCurves): IterableIterator<[
    IfcCurve,
    Uint8Array
]>;
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