	const targetGeometry = new THREE.SphereBufferGeometry( 0.05 );
			targetMaterial = new THREE.MeshBasicMaterial( { color: 0xff0000 } );

			const targetMesh = new THREE.Mesh( targetGeometry, targetMaterial );
			targetMesh.matrixAutoUpdate = false;
			scene.add( targetMesh );

			//

			const grid = new THREE.GridHelper( 10, 25 );
			scene.add( grid );

			//

			renderer = new THREE.WebGLRenderer( { antialias: true } );
			renderer.setPixelRatio( window.devicePixelRatio );
			renderer.setSize( window.inner