Fixed off by 1 error caused by fp coordinates.
tree8296c9da1dca0a1d3277645c05de3dad7b1f2196
-rw-r--r-- 12 .gitignore
-rw-r--r-- 125 Rakefile
drwxr-xr-x - data
drwxr-xr-x - lib
drwxr-xr-x - test