struct Vertex
{
    float pos[3];
    float normal[3];
    float texcoord[2];
};

Vertex g_cube[36] =
{
    // Positive Z.
    { 0.5f,  0.5f,  0.5f,   0.0f, 0.0f, 1.0f,   0.0f, 0.0f},
    { 0.5f, -0.5f,  0.5f,   0.0f, 0.0f, 1.0f,   0.0f, 1.0f},
    {-0.5f,  0.5f,  0.5f,   0.0f, 0.0f, 1.0f,   1.0f, 0.0f},
    {-0.5f,  0.5f,  0.5f,   0.0f, 0.0f, 1.0f,   1.0f, 0.0f},
    { 0.5f, -0.5f,  0.5f,   0.0f, 0.0f, 1.0f,   0.0f, 1.0f},
    {-0.5f, -0.5f,  0.5f,   0.0f, 0.0f, 1.0f,   1.0f, 1.0f},
    
    // Negative Z.
    {-0.5f,  0.5f, -0.5f,   0.0f, 0.0f, -1.0f,   0.0f, 0.0f},
    {-0.5f, -0.5f, -0.5f,   0.0f, 0.0f, -1.0f,   0.0f, 1.0f},
    { 0.5f,  0.5f, -0.5f,   0.0f, 0.0f, -1.0f,   1.0f, 0.0f},
    { 0.5f,  0.5f, -0.5f,   0.0f, 0.0f, -1.0f,   1.0f, 0.0f},
    {-0.5f, -0.5f, -0.5f,   0.0f, 0.0f, -1.0f,   0.0f, 1.0f},
    { 0.5f, -0.5f, -0.5f,   0.0f, 0.0f, -1.0f,   1.0f, 1.0f},

    // Positive Y.
    {-0.5f,  0.5f,  0.5f,   0.0f, 1.0f, 0.0f,   0.0f, 0.0f},
    {-0.5f,  0.5f, -0.5f,   0.0f, 1.0f, 0.0f,   0.0f, 1.0f},
    { 0.5f,  0.5f,  0.5f,   0.0f, 1.0f, 0.0f,   1.0f, 0.0f},
    { 0.5f,  0.5f,  0.5f,   0.0f, 1.0f, 0.0f,   1.0f, 0.0f},
    {-0.5f,  0.5f, -0.5f,   0.0f, 1.0f, 0.0f,   0.0f, 1.0f},
    { 0.5f,  0.5f, -0.5f,   0.0f, 1.0f, 0.0f,   1.0f, 1.0f},

    // Negative Y.
    {-0.5f, -0.5f, -0.5f,   0.0f, -1.0f, 0.0f,   0.0f, 0.0f},
    {-0.5f, -0.5f,  0.5f,   0.0f, -1.0f, 0.0f,   0.0f, 1.0f},
    { 0.5f, -0.5f, -0.5f,   0.0f, -1.0f, 0.0f,   1.0f, 0.0f},
    { 0.5f, -0.5f, -0.5f,   0.0f, -1.0f, 0.0f,   1.0f, 0.0f},
    {-0.5f, -0.5f,  0.5f,   0.0f, -1.0f, 0.0f,   0.0f, 1.0f},
    { 0.5f, -0.5f,  0.5f,   0.0f, -1.0f, 0.0f,   1.0f, 1.0f},

    // Positive X.
    { 0.5f,  0.5f, -0.5f,   1.0f, 0.0f, 0.0f,   0.0f, 0.0f},
    { 0.5f, -0.5f, -0.5f,   1.0f, 0.0f, 0.0f,   0.0f, 1.0f},
    { 0.5f,  0.5f,  0.5f,   1.0f, 0.0f, 0.0f,   1.0f, 0.0f},
    { 0.5f,  0.5f,  0.5f,   1.0f, 0.0f, 0.0f,   1.0f, 0.0f},
    { 0.5f, -0.5f, -0.5f,   1.0f, 0.0f, 0.0f,   0.0f, 1.0f},
    { 0.5f, -0.5f,  0.5f,   1.0f, 0.0f, 0.0f,   1.0f, 1.0f},

    // Negative X.
    {-0.5f,  0.5f,  0.5f,   -1.0f, 0.0f, 0.0f,   0.0f, 0.0f},
    {-0.5f, -0.5f,  0.5f,   -1.0f, 0.0f, 0.0f,   0.0f, 1.0f},
    {-0.5f,  0.5f, -0.5f,   -1.0f, 0.0f, 0.0f,   1.0f, 0.0f},
    {-0.5f,  0.5f, -0.5f,   -1.0f, 0.0f, 0.0f,   1.0f, 0.0f},
    {-0.5f, -0.5f,  0.5f,   -1.0f, 0.0f, 0.0f,   0.0f, 1.0f},
    {-0.5f, -0.5f, -0.5f,   -1.0f, 0.0f, 0.0f,   1.0f, 1.0f}
};