public Boundary() {
    Vector2 point_1 =
        new Vector2(-SPACE_BOUNDARY_X - BOUNDARY_SIZE, SPACE_BOUNDARY_Y + BOUNDARY_SIZE);

    Vector2 point_2 =
        new Vector2(SPACE_BOUNDARY_X + BOUNDARY_SIZE, SPACE_BOUNDARY_Y + BOUNDARY_SIZE);

    Vector2 point_3 = new Vector2(SPACE_BOUNDARY_X + BOUNDARY_SIZE, SPACE_BOUNDARY_Y);

    Vector2 point_4 = new Vector2(-SPACE_BOUNDARY_X - BOUNDARY_SIZE, SPACE_BOUNDARY_Y);

    Vector2 point_5 = new Vector2(SPACE_BOUNDARY_X, SPACE_BOUNDARY_Y);

    Vector2 point_6 = new Vector2(SPACE_BOUNDARY_X + BOUNDARY_SIZE, -SPACE_BOUNDARY_Y);

    Vector2 point_7 = new Vector2(SPACE_BOUNDARY_X, -SPACE_BOUNDARY_Y);

    Vector2 point_8 = new Vector2(-SPACE_BOUNDARY_X - BOUNDARY_SIZE, -SPACE_BOUNDARY_Y);

    Vector2 point_9 =
        new Vector2(SPACE_BOUNDARY_X + BOUNDARY_SIZE, -SPACE_BOUNDARY_Y - BOUNDARY_SIZE);

    Vector2 point_10 =
        new Vector2(-SPACE_BOUNDARY_X - BOUNDARY_SIZE, -SPACE_BOUNDARY_Y - BOUNDARY_SIZE);

    Vector2 point_11 = new Vector2(-SPACE_BOUNDARY_X, SPACE_BOUNDARY_Y);

    Vector2 point_12 = new Vector2(-SPACE_BOUNDARY_X, -SPACE_BOUNDARY_Y);

    float border_colour = Color.toFloatBits(255, 0, 0, 255);

    meshes[0] =
        MeshFactory.square(
            point_1,
            border_colour,
            point_2,
            border_colour,
            point_3,
            border_colour,
            point_4,
            border_colour);

    meshes[1] =
        MeshFactory.square(
            point_5,
            border_colour,
            point_3,
            border_colour,
            point_6,
            border_colour,
            point_7,
            border_colour);

    meshes[2] =
        MeshFactory.square(
            point_8,
            border_colour,
            point_6,
            border_colour,
            point_9,
            border_colour,
            point_10,
            border_colour);

    meshes[3] =
        MeshFactory.square(
            point_4,
            border_colour,
            point_11,
            border_colour,
            point_12,
            border_colour,
            point_8,
            border_colour);
  }