X-Git-Url: https://git.ucc.asn.au/?a=blobdiff_plain;f=src%2Fquadtree.h;h=4fd4b2d6b8decdfd90ade563871b746d44d7db27;hb=216bf86aee4c7a1f3392051a457e7e5933f40fbd;hp=1c1c0254c6441d289cbdde2daba561ec21057973;hpb=5f600e9c0d22c09bd60ef3c7245dbecc8d35d576;p=ipdf%2Fcode.git

diff --git a/src/quadtree.h b/src/quadtree.h
index 1c1c025..4fd4b2d 100644
--- a/src/quadtree.h
+++ b/src/quadtree.h
@@ -13,6 +13,7 @@ namespace IPDF
 
 	typedef int QuadTreeIndex;
 	static const QuadTreeIndex QUADTREE_EMPTY = -1;
+	class Document;
 
 	enum QuadTreeNodeChildren
 	{
@@ -41,6 +42,8 @@ namespace IPDF
 		unsigned object_end;
 		// Linked list of "extra" nodes
 		QuadTreeIndex next_overlay;
+		// First object which has not yet been propagated to extant children/parent.
+		unsigned object_dirty;
 	};
 
 	struct QuadTree
@@ -49,7 +52,8 @@ namespace IPDF
 		QuadTreeIndex root_id;
 		std::vector<QuadTreeNode> nodes;
 
-		QuadTreeIndex GetNeighbour(QuadTreeIndex start, int xdir, int ydir) const;
+		QuadTreeIndex GetNeighbour(QuadTreeIndex start, int xdir, int ydir, Document *doc) const;
+		void GetCanonicalCoords(QuadTreeIndex& start, Real& x, Real& y, Document *doc);
 
 	};