import { BufferGeometry } from 'three';
import { BaseNodeType } from '../../../engine/nodes/_Base';
import { CoreBaseLoader } from '../_Base';
export declare class CsvLoader extends CoreBaseLoader<string> {
    private attribute_names?;
    protected _node?: BaseNodeType | undefined;
    static SEPARATOR: string;
    static VECTOR_SEPARATOR: string;
    private attribute_names_from_first_line;
    private lines;
    private points_count;
    private attribute_values_by_name;
    private attribute_data_by_name;
    private _loading;
    constructor(url: string, attribute_names?: string[] | undefined, _node?: BaseNodeType | undefined);
    load(): Promise<BufferGeometry<import("three").NormalBufferAttributes> | undefined>;
    private loadData;
    private infer_types;
    private _value_from_line_element;
    read_values(): void;
    create_points(): BufferGeometry<import("three").NormalBufferAttributes> | undefined;
}