don't match against horizontal lines
authorTony Cook <tony@develop-help.com>
Mon, 27 Jan 2014 10:57:59 +0000 (21:57 +1100)
committerTony Cook <tony@develop-help.com>
Sat, 24 Jan 2015 10:18:47 +0000 (21:18 +1100)
commit020d5e38c8b1a929c0ef0e35287999df6092cdc5
tree607bfb72af0860fcd6a27b4be0a7ab2da4fe97f5
parent7a5914b9815f05bef144c989cf932af5434d62f8
don't match against horizontal lines
polygon.c