# cornell_box.obj and cornell_box.mtl are grabbed from Intel's embree project.
# original cornell box data
  # comment

# empty line including some space
   

mtllib cornell_box.mtl

o floor
v 552.8 0.0   0.0
v 0.0   0.0   0.0
v 0.0   0.0 559.2
v 549.6 0.0 559.2

v 130.0 0.0  65.0
v  82.0 0.0 225.0
v 240.0 0.0 272.0
v 290.0 0.0 114.0

v 423.0 0.0 247.0
v 265.0 0.0 296.0
v 314.0 0.0 456.0
v 472.0 0.0 406.0

f 1 2 3 4 
f 8 7 6 5
f 12 11 10 9

usemtl white