tetra.obj

# This file uses centimeters as units for non-parametric coordinates.

mtllib tetrahedron.mtl
v -0.500000 -0.707107 -0.866025
v -0.500000 -0.707107 0.866025
v 1.000000 -0.707107 -0.000000
v 0.000000 0.707107 0.000000
vt 0.000000 0.000000
vt 0.500000 0.000000
vt 1.000000 0.000000
vt 0.250000 0.375000
vt 0.750000 0.375000
vt 0.500000 0.750000
vn 0.942809 -0.333333 0.000000
vn -0.471405 -0.333333 0.816497
vn -0.471405 -0.333333 -0.816497
vn 0.000000 1.000000 0.000000
usemtl initialShadingGroup
f 3/4/1 2/2/2 1/5/3
f 3/1/1 4/2/4 2/4/2
f 4/4/4 3/5/1 1/6/3
f 2/5/2 4/2/4 1/3/3