Shared Vertices

GLushort d12indices[] = {
    0,12,19,
    0,9,4,
    15,19,12,
    14,4,13,
    2,6,14,
    10,12,11,
    1,9,8,
    3,7,5,
    18,10,2,
    17,15,16,
    18,3,17,
    18,13,1,
    6,11,0,
    11,12,0,
    19,7,0,
    7,9,0,
    5,7,15,
    7,19,15,
    6,0,14,
    0,4,14,
    10,11,2,
    11,6,2,
    16,15,10,
    15,12,10,
    13,4,1,
    4,9,1,
    8,9,3,
    9,7,3,
    17,16,18,
    16,10,18,
    3,5,17,
    5,15,17,
    1,8,18,
    8,3,18,
    2,14,18,
    14,13,18
};

GLfloat d12vertices[] = {
    0.000000,-0.794655,0.607062,
    -0.577350,-0.187592,-0.794655,
    0.577350,-0.187592,-0.794655,
    -0.577350,0.794655,-0.187592,
    -0.577350,-0.794655,0.187592,
    -0.356822,0.794654,0.491124,
    0.577350,-0.794655,0.187592,
    -0.577350,0.187592,0.794655,
    -0.934172,0.187593,-0.303531,
    -0.934172,-0.187593,0.303531,
    0.934172,0.187593,-0.303531,
    0.934172,-0.187593,0.303531,
    0.577350,0.187592,0.794655,
    -0.356822,-0.794654,-0.491124,
    0.356822,-0.794654,-0.491124,
    0.356822,0.794654,0.491124,
    0.577350,0.794655,-0.187592,
    0.000000,0.794655,-0.607062,
    0.000000,0.187593,-0.982247,
    0.000000,-0.187593,0.982247
};