import type { Matrix3x3, Vec3 } from '../math';
import type { MoyoDataset } from '@spglib/moyo-wasm';
import type { BrillouinZoneData, ConvexHullData, IrreducibleBZData } from './types';
export declare function extract_point_group_from_operations(operations: MoyoDataset[`operations`]): Matrix3x3[];
export declare function fractional_to_cartesian_rotation(W: Matrix3x3, k_lattice: Matrix3x3): Matrix3x3;
export declare function reciprocal_lattice(real_lattice: Matrix3x3): Matrix3x3;
export declare function generate_bz_vertices(k_lattice: Matrix3x3, order?: 1 | 2 | 3, max_planes_by_order?: Record<1 | 2 | 3, number>): Vec3[];
export declare function compute_convex_hull(vertices: Vec3[], edge_sharp_angle_deg?: number): ConvexHullData;
export declare function compute_brillouin_zone(k_lattice: Matrix3x3, order?: 1 | 2 | 3, edge_sharp_angle_deg?: number, // Angle threshold for edge extraction (default 5°, increase for fewer edges, decrease for more)
max_planes_by_order?: Record<number, number>): BrillouinZoneData;
type ClippingPlane = {
    normal: Vec3;
    dist: number;
};
export declare const IBZ_REFERENCE_DIRECTIONS: Vec3[];
export declare function find_ibz_reference_direction(non_identity_ops: Matrix3x3[]): Vec3;
export declare function compute_ibz_clipping_planes(point_group_ops: Matrix3x3[]): ClippingPlane[];
export declare function compute_irreducible_bz(bz_data: BrillouinZoneData, point_group_ops: Matrix3x3[], edge_sharp_angle_deg?: number): IrreducibleBZData | null;
export {};