import { Vector3 } from "./shared";
export declare class BVH_FlatNode {
    idSelf: number;
    idPrimitive: number;
    idRightChild: number;
    idParent: number;
    minCorner: Vector3;
    maxCorner: Vector3;
    constructor(idSelf?: number, idPrimitive?: number, idRightChild?: number, idParent?: number, minCorner?: Vector3, maxCorner?: Vector3);
}
/**
 * Builds the BVH tree iteratively.
 * @param workList - Initial list of primitive indices.
 * @param aabb_array - Array containing AABB data for primitives.
 * @returns The modified AABB array containing BVH node data.
 */
export default function BVH_Build_Iterative(workList: Uint32Array, aabb_array: Float32Array): Float32Array;