import { Box3 } from 'three';
export declare const MODEL_OFFSET_NUMBER = 10000000;
/**
 * Interface for generation full element numbers.
 */
export interface GeometryBaseLike {
    verts?: Float32Array;
    elNums?: Float32Array;
    modelNums?: Float32Array;
    index?: Uint32Array;
    geomFileNumber?: number;
    box?: Box3;
}
/**
 * Class for generation full element numbers.
 */
export declare class GeometryBase implements GeometryBaseLike {
    /**
     * Generate full element number from model number and short element number.
     * @param modelNumber - model number (index).
     * @param elNumber - short element number (index).
     */
    static getModelElNumber(modelNumber: number, elNumber: number): number;
    /**
     * Get model number (index) from full element number.
     * @param modelElNumber - full element number.
     */
    static getModelNumber(modelElNumber: number): number;
    /**
     * Get element number (index) from full element number.
     * @param modelElNumber - full element number.
     */
    static getElNumber(modelElNumber: number): number;
    verts: Float32Array;
    elNums: Float32Array;
    modelNums: Float32Array;
    index: Uint32Array;
    geomFileNumber: number;
    box: Box3;
}