X-Git-Url: https://git.ucc.asn.au/?p=ipdf%2Fcode.git;a=blobdiff_plain;f=src%2Fquadtree.cpp;h=623bd3893c1b973d5e21d1daf2d073730820c6bc;hp=3d5dbeedb954a0d656d225e5b4124ca7d043bbae;hb=b716ae547424e4e4bbda86781a151c31e3a64e67;hpb=ef0af5fd0129161a9e079bd3cd1298b53f1fe11a

diff --git a/src/quadtree.cpp b/src/quadtree.cpp
index 3d5dbee..623bd38 100644
--- a/src/quadtree.cpp
+++ b/src/quadtree.cpp
@@ -70,6 +70,12 @@ QuadTreeIndex QuadTree::GetNeighbour(QuadTreeIndex start, int xdir, int ydir, Do
 {
 	if (!xdir && !ydir) return start;
 
+	if (addTo && (nodes[start].parent == -1) && nodes[start].child_type != QTC_UNKNOWN)
+	{
+		Debug("Adding parent of node %d...", start);
+		addTo->GenQuadParent(start, nodes[start].child_type);
+	}
+
 	QuadTreeIndex newNode;
 	// Try moving to the right if that's easy.
 	if (xdir > 0)
@@ -291,6 +297,15 @@ QuadTreeIndex QuadTree::GetNeighbour(QuadTreeIndex start, int xdir, int ydir, Do
 	return -1;
 }
 
+void QuadTree::GetCanonicalCoords(QuadTreeIndex& start, Real& x, Real& y, Document *doc)
+{
+	int _x = (int)x;
+	int _y = (int)y;
+	start = GetNeighbour(start, _x, _y, doc);
+	x -= _x;
+	y -= _y;
+}
+
 }
 
 #endif