body.appendChild(this.ui.element);
            }

            static initControllers() {
                const { renderer, scene, camera, physics } = WorldController;

                CameraController.init(camera);
                SceneController.init(physics, this.view);
                RenderManager.init(renderer, scene, camera, this.view);
            }

            static initPanel() {
                const { physics } = WorldController;

                PanelController.init(physics, this.view, this.ui)