class PlaneHelper
extends LineSegments
import { PlaneHelper } from "https://deno.land/x/threejs_4_deno@v121/src/Three.js";
x/threejs_4_deno/src/Three.js>PlaneHelper
import { PlaneHelper } from "https://deno.land/x/threejs_4_deno@v121/src/Three.js";