import { IGLTF_v2 } from "@shapediver/viewer.data-engine.shared-types";
import { GeometryData, MaterialVariantsData } from "@shapediver/viewer.shared.node-tree";
import { AccessorLoader } from "./AccessorLoader";
import { BufferViewLoader } from "./BufferViewLoader";
import { MaterialLoader } from "./MaterialLoader";
export declare class GeometryLoader {
    private readonly _content;
    private readonly _accessorLoader;
    private readonly _bufferViewLoader;
    private readonly _materialLoader;
    private readonly _dracoModule;
    private readonly _logger;
    private readonly _attributeNameCache;
    private readonly _digitRegex;
    private _dracoDecoder;
    private _materialVariantsData;
    private _loaded;
    constructor(_content: IGLTF_v2, _accessorLoader: AccessorLoader, _bufferViewLoader: BufferViewLoader, _materialLoader: MaterialLoader, _dracoModule: any);
    get materialVariantsData(): MaterialVariantsData;
    loadMesh(meshId: number, weights?: number[]): GeometryData[];
    /**
     * Check if the material has maps defined and if so, if there are texture coordinates available. If not, remove all maps from the material.
     * Otherwise, return the material as is.
     *
     * @param attributes
     * @param material
     * @returns
     */
    private cleanMaterial;
    private loadPrimitive;
    /**
     * Clean up resources to free memory after loading is complete
     */
    cleanup(): void;
}
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