mtllib issue-248-texres-texopt.mtl

v 0.000000 2.000000 2.000000

v 0.000000 0.000000 2.000000

v 2.000000 0.000000 2.000000

v 2.000000 2.000000 2.000000

v 0.000000 2.000000 0.000000

v 0.000000 0.000000 0.000000

v 2.000000 0.000000 0.000000

v 2.000000 2.000000 0.000000

# 8 vertices

g front cube

usemtl white

f 1 2 3 4

# two white spaces between 'back' and 'cube'

g back cube

# expects white material

f 8 7 6 5

g right cube

usemtl red

f 4 3 7 8

g top cube

usemtl white

f 5 1 4 8

g left cube

usemtl green

f 5 6 2 1

g bottom cube

usemtl white

f 2 6 7 3

# 6 elements