X-Git-Url: https://git.ucc.asn.au/?a=blobdiff_plain;f=src%2Fquadtree.h;h=4b752696022408e09a8e0da547b260a3233cdaeb;hb=f8b8daf1828b8a8028b9344dd0feca1b8d9e859a;hp=61f0a1be8d967e5bc8c2407eb6903f8ef4f8aab0;hpb=b2d6929dfb8cd94c0447b350c9bafaa573a4a834;p=ipdf%2Fcode.git

diff --git a/src/quadtree.h b/src/quadtree.h
index 61f0a1b..4b75269 100644
--- a/src/quadtree.h
+++ b/src/quadtree.h
@@ -46,10 +46,14 @@ namespace IPDF
 		QuadTree() : root_id(QUADTREE_EMPTY) {}
 		QuadTreeIndex root_id;
 		std::vector<QuadTreeNode> nodes;
+
+		QuadTreeIndex GetNeighbour(QuadTreeIndex start, int xdir, int ydir) const;
+
 	};
 
 	Rect TransformToQuadChild(const Rect& src, QuadTreeNodeChildren child_type);
 	Rect TransformFromQuadChild(const Rect& src, QuadTreeNodeChildren child_type);
+	bool IntersectsQuadChild(const Rect& src, QuadTreeNodeChildren child_type);
 	bool ContainedInQuadChild(const Rect& src, QuadTreeNodeChildren child_type);
 }