import { Extension, ExtensionProperty, PropertyType, ReaderContext, WriterContext } from "@gltf-transform/core";
export declare interface IProgressiveMeshSettings {
    /**
     * When false no LODs will be generated for this mesh
     */
    generateLods: boolean;
    guid: string;
}
export declare class NEEDLE_progressive_mesh_settings extends Extension {
    static EXTENSION_NAME: string;
    extensionName: string;
    read(context: ReaderContext): this;
    write(context: WriterContext): this;
}
export declare class NEEDLE_progressive_mesh_settings_property extends ExtensionProperty implements IProgressiveMeshSettings {
    static EXTENSION_NAME: string;
    readonly extensionName: string;
    parentTypes: PropertyType[];
    propertyType: string;
    init(): void;
    generateLods: boolean;
    guid: string;
}