@types/three/examples/jsm/utils/CameraUtils.d.ts

TypeScript definitions for three

import { PerspectiveCamera, Vector3 } from "three";

export function frameCorners(
    camera: PerspectiveCamera,
    bottomLeftCorner: Vector3,
    bottomRightCorner: Vector3,
    topLeftCorner: Vector3,
    estimateViewFrustum?: boolean,
): void;