void Update() { int i = 0; foreach (var item in cloth) { if (gravity) { item.GetComponent <PointMass> ().AddForce(new Vector3(0, -9.8f, 0)); } newVerts [i++] = item.transform.position; } if (Input.GetKeyDown(KeyCode.G)) { gravity = !gravity; } mm.verts = newVerts; mm.setMesh(); }