3d-tiles-renderer/src/three/renderer/math/ExtendedFrustum.d.ts

https://github.com/AnalyticalGraphicsInc/3d-tiles/tree/master/specification

import { Frustum, Vector3 } from 'three';


export class ExtendedFrustum extends Frustum {

	points: Vector3[];

	constructor()

	calculateFrustumPoints(): void;

}