# a sample file of patches. any line that does not contain three
# floats is ignored, and any set of four successive 3-float lines
# form one bi-linear patch

0 0 0
1 0 0
0 0 .1
1 1 .1


2 2 2
2 2 3
2 3 2
2 3 3

2 0 1
2 1 0 
3 1 1
3 0 0

