mat4
(
-0.38888889551163, 0.13888889551163, 0.88888889551163, 0.36111110448837,
0.88888889551163, -0.88888889551163, -0.88888889551163, 0.88888889551163,
-0.50000000000000, 0.75000000000000, -0.00000000000000, -0.25000000000000,
0.33333334326744, 0.16666667163372, -0.33333334326744, -0.16666667163372
)