# EffectCraft test fixture: a unit cube with texture coordinates and normals (original work).
mtllib cube.mtl
o Cube
v -0.5 -0.5  0.5
v  0.5 -0.5  0.5
v  0.5  0.5  0.5
v -0.5  0.5  0.5
v -0.5 -0.5 -0.5
v  0.5 -0.5 -0.5
v  0.5  0.5 -0.5
v -0.5  0.5 -0.5
vt 0 0
vt 1 0
vt 1 1
vt 0 1
vn  0  0  1
vn  0  0 -1
vn  1  0  0
vn -1  0  0
vn  0  1  0
vn  0 -1  0
usemtl Red
f 1/1/1 2/2/1 3/3/1 4/4/1
f 6/1/2 5/2/2 8/3/2 7/4/2
f 2/1/3 6/2/3 7/3/3 3/4/3
usemtl Gold
f 5/1/4 1/2/4 4/3/4 8/4/4
f 4/1/5 3/2/5 7/3/5 8/4/5
f -4/1/6 -3/2/6 -7/3/6 -8/4/6