three.js/examples/jsm/csm/CSMHelper.d.ts

export class CSMHelper {

	constructor( csm: any );
	csm: any;
	displayFrustum: boolean;
	displayPlanes: boolean;
	displayShadowBounds: boolean;
	frustumLines: any;
	cascadeLines: any[];
	cascadePlanes: any[];
	shadowLines: any[];
	updateVisibility(): void;
	update(): void;

}