three.js/examples/jsm/utils/GeometryUtils.d.ts

import {
	BufferGeometry,
	Face3,
	Geometry,
	Vector3
} from '../../../src/Three';

export namespace GeometryUtils {
	/**
   * @deprecated Use {@link Geometry#merge geometry.merge( geometry2, matrix, materialIndexOffset )} instead.
   */
	export function merge( geometry1: Geometry, geometry2: Geometry, materialIndexOffset?: number ): void;
	/**
   * @deprecated Use {@link Geometry#center geometry.center()} instead.
   */
	export function center( geometry: Geometry ): Geometry;

	export function randomPointInTriangle( vectorA: Vector3, vectorB: Vector3, vectorC: Vector3 ): Vector3;
	export function randomPointInFace( face: Face3, geometry: Geometry ): Vector3;
	export function randomPointsInGeometry( geometry: Geometry, n: number ): Vector3[];
	export function randomPointsInBufferGeometry( geometry: BufferGeometry, n: number ): Vector3[];
	export function triangleArea( vectorA: Vector3, vectorB: Vector3, vectorC: Vector3 ): number;
	export function hilbert2D( center?: Vector3, size?: number, iterations?: number, v0?: number, v1?: number, v2?: number, v3?: number ): Vector3[];
	export function hilbert3D( center?: Vector3, size?: number, iterations?: number, v0?: number, v1?: number, v2?: number, v3?: number, v4?: number, v5?: number, v6?: number, v7?: number ): Vector3[];
}