import { IfcGeometricRepresentationItem } from "./ifc4_gen/index.js";
import { IfcModelGeometry } from "./ifc_model_geometry.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 dumpGeometryOBJs(from: IfcModelGeometry, folder: string): Promise<void>;
/**
 * Build a set of hashes with their matching IFC curves.
 *
 * @param from
 * @yields {[IfcGeometricRepresentationItem, Uint8Array]} A list of curves with
 * their corresponding hash.
 */
export declare function geometryHashes(from: IfcModelGeometry): IterableIterator<[
    IfcGeometricRepresentationItem,
    Uint8Array
]>;
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