polygonjs-engine/dist/src/engine/scene/utils/WebGLController.js

node-based webgl 3D engine https://polygonjs.com

import {Poly as Poly2} from "../../Poly";
export class WebGLController {
  constructor() {
    this._require_webgl2 = false;
  }
  require_webgl2() {
    return this._require_webgl2;
  }
  set_require_webgl2() {
    if (!this._require_webgl2) {
      this._require_webgl2 = true;
      Poly2.renderersController.setRequireWebGL2();
    }
  }
}