const Vertex supertank_turret_v[] = {
  {    0,0,0}, // Vertex indices in .OBJ files are based at 1.
  {   15 /*  0.924270 */,    23 /*  1.420017 */,    -6 /* -0.344043 */},
  {   11 /*  0.685760 */,    23 /*  1.422039 */,    -6 /* -0.344043 */},
  {   11 /*  0.685760 */,    23 /*  1.422039 */,     6 /*  0.344043 */},
  {   15 /*  0.924270 */,    23 /*  1.420017 */,     6 /*  0.344043 */},
  {   16 /*  0.992495 */,    15 /*  0.923840 */,     7 /*  0.444967 */},
  {   16 /*  0.992495 */,    15 /*  0.923840 */,    -7 /* -0.444967 */},
  {  -34 /* -2.098641 */,     5 /*  0.308129 */,     0 /*  0.000001 */},
  {   11 /*  0.688570 */,    14 /*  0.863302 */,    -7 /* -0.449422 */},
  {   11 /*  0.687088 */,    14 /*  0.863007 */,     7 /*  0.449209 */},
  { -128,-128,-128}, /* End of list marker */
};
const Edge supertank_turret_e[] = {
  {    1,    2 },
  {    1,    4 },
  {    1,    6 },
  {    2,    3 },
  {    2,    7 },
  {    3,    4 },
  {    3,    7 },
  {    4,    5 },
  {    5,    6 },
  {    5,    9 },
  {    6,    8 },
  {    7,    8 },
  {    7,    9 },
  {    0,    0 }  /* End of list. (Index 0 is never used) */
};