-- node box {x=0, y=0, z=0}
  node_box = {
    type = "fixed",
    fixed = {
      {-0.125,0.0,-0.25,0.125,0.0625,-0.1875},
      {-0.125,0.125,-0.25,0.125,0.1875,-0.0625},
      {-0.1875,0.1875,-0.25,-0.0625,0.25,-0.125},
      {0.0625,0.1875,-0.25,0.1875,0.25,-0.125},
      {-0.25,0.25,-0.25,-0.1875,0.3125,-0.125},
      {-0.0625,0.25,-0.25,0.0625,0.4375,-0.1875},
      {0.1875,0.25,-0.25,0.25,0.3125,-0.125},
      {-0.1875,0.3125,-0.25,-0.0625,0.4375,-0.125},
      {0.0625,0.3125,-0.25,0.1875,0.4375,-0.125},
      {-0.1875,0.0,-0.1875,-0.0625,0.0625,-0.0625},
      {0.0625,0.0,-0.1875,0.1875,0.0625,-0.0625},
      {-0.1875,0.0625,-0.1875,-0.125,0.125,-0.0625},
      {0.125,0.0625,-0.1875,0.1875,0.125,-0.0625},
      {-0.25,0.1875,-0.1875,-0.1875,0.25,0.1875},
      {0.1875,0.1875,-0.1875,0.25,0.25,0.1875},
      {-0.0625,0.4375,-0.1875,0.0625,0.5,0.1875},
      {-0.125,0.0625,-0.125,-0.0625,0.125,-0.0625},
      {0.0625,0.0625,-0.125,0.125,0.125,-0.0625},
      {-0.125,0.1875,-0.125,-0.0625,0.4375,-0.0625},
      {0.0625,0.1875,-0.125,0.125,0.4375,-0.0625},
      {-0.25,0.125,-0.0625,-0.1875,0.1875,0.125},
      {-0.0625,0.125,-0.0625,0.0625,0.1875,0.1875},
      {0.1875,0.125,-0.0625,0.25,0.1875,0.125},
      {-0.1875,0.1875,-0.0625,-0.0625,0.25,0.0},
      {0.0625,0.1875,-0.0625,0.1875,0.25,0.0},
      {-0.25,0.25,-0.0625,-0.125,0.375,0.0},
      {0.125,0.25,-0.0625,0.25,0.375,0.0},
      {-0.1875,0.375,-0.0625,-0.125,0.4375,0.0},
      {0.125,0.375,-0.0625,0.1875,0.4375,0.0},
      {-0.125,0.4375,-0.0625,-0.0625,0.5,0.1875},
      {0.0625,0.4375,-0.0625,0.125,0.5,0.1875},
      {-0.0625,-0.0625,0.0,0.0625,0.0,0.125},
      {-0.0625,0.0625,0.0,0.0625,0.125,0.125},
      {-0.125,0.1875,0.0,-0.0625,0.25,0.25},
      {0.0625,0.1875,0.0,0.125,0.25,0.25},
      {-0.25,0.25,0.0,-0.1875,0.4375,0.125},
      {0.1875,0.25,0.0,0.25,0.4375,0.125},
      {-0.1875,0.4375,0.0,-0.125,0.5,0.125},
      {0.125,0.4375,0.0,0.1875,0.5,0.125},
      {-0.125,0.125,0.0625,-0.0625,0.1875,0.1875},
      {0.0625,0.125,0.0625,0.125,0.1875,0.1875},
      {-0.1875,0.375,0.0625,-0.125,0.4375,0.1875},
      {-0.25,0.25,0.125,-0.1875,0.375,0.1875},
      {0.1875,0.25,0.125,0.25,0.375,0.1875},
      {0.125,0.375,0.125,0.1875,0.4375,0.1875},
      {-0.1875,0.1875,0.1875,-0.125,0.375,0.25},
      {-0.0625,0.1875,0.1875,0.0625,0.4375,0.25},
      {0.125,0.1875,0.1875,0.1875,0.375,0.25},
      {-0.25,0.25,0.1875,-0.1875,0.3125,0.25},
      {-0.125,0.25,0.1875,-0.0625,0.4375,0.25},
      {0.0625,0.25,0.1875,0.125,0.4375,0.25},
      {0.1875,0.25,0.1875,0.25,0.3125,0.25},
    },
  },