Replacing missing doc string

This commit is contained in:
shriwise 2018-09-06 16:15:13 -05:00 committed by pshriwise
parent f8d4d56aa8
commit 5ed66df7fd

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@ -135,6 +135,7 @@ public:
virtual bool
contains(Position p, Direction u, int32_t on_surface) const = 0;
//! Find the oncoming boundary of this cell.
virtual std::pair<double, int32_t>
distance(Position p, Direction u, int32_t on_surface) const = 0;