import { Vertex } from '../types';
/**
 * Performs spherical linear interpolation (SLERP) between two 3D vertices.
 * @param start - The starting vertex (unit vector) for interpolation.
 * @param end - The ending vertex (unit vector) for interpolation.
 * @param interpolationFactor - A number between 0 and 1 that controls the interpolation;
 *                              0 returns the 'start' vector, 1 returns the 'end' vector.
 * @returns The interpolated vertex computed via spherical linear interpolation.
 */
declare function slerpVectors(start: Vertex, end: Vertex, interpolationFactor: number): Vertex;
export { slerpVectors };