X-Git-Url: https://git.ucc.asn.au/?p=ipdf%2Fcode.git;a=blobdiff_plain;f=src%2Fquadtree.h;h=4b752696022408e09a8e0da547b260a3233cdaeb;hp=ac0214685a2a44e888976fdc5f87395c64ba1353;hb=888817a67a9d840be66b52811b01eb77f10ff3e6;hpb=138ee74c900c6f485cdd959d55c01099d6043661

diff --git a/src/quadtree.h b/src/quadtree.h
index ac02146..4b75269 100644
--- a/src/quadtree.h
+++ b/src/quadtree.h
@@ -47,7 +47,7 @@ namespace IPDF
 		QuadTreeIndex root_id;
 		std::vector<QuadTreeNode> nodes;
 
-		QuadTreeIndex GetNeighbour(QuadTreeIndex start, int xdir, int ydir);
+		QuadTreeIndex GetNeighbour(QuadTreeIndex start, int xdir, int ydir) const;
 
 	};