X-Git-Url: https://git.ucc.asn.au/?p=ipdf%2Fcode.git;a=blobdiff_plain;f=src%2Fquadtree.h;h=9a7b8f97673dd7b3c4a45b09fd59981727236d08;hp=1c1c0254c6441d289cbdde2daba561ec21057973;hb=b716ae547424e4e4bbda86781a151c31e3a64e67;hpb=5f600e9c0d22c09bd60ef3c7245dbecc8d35d576

diff --git a/src/quadtree.h b/src/quadtree.h
index 1c1c025..9a7b8f9 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 +42,9 @@ 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;
+		bool render_dirty;
 	};
 
 	struct QuadTree
@@ -49,7 +53,8 @@ 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);
 
 	};