Keisuke Kuroyanagi a1e0ef4836 Fix: point to line segment distance can be NaN.
Change-Id: I7db6bfea925a0eda82bfb1f7b5e1110b193dabdb
2014-03-07 14:19:52 +09:00
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2014-03-06 20:32:20 +09:00
2013-06-04 19:16:47 +09:00