diff -r e3a2a5b26abb -r 6f7fe14782c2 include/kdtree.h
--- a/include/kdtree.h	Thu Apr 24 18:12:32 2008 +0200
+++ b/include/kdtree.h	Sun Apr 27 09:44:49 2008 +0200
@@ -53,10 +53,10 @@
 	~KdNode();
 
 	void setLeaf() { flags |= 3; };
-	const bool isLeaf() const { return (flags & 3) == 3; };
+	bool isLeaf() const { return (flags & 3) == 3; };
 
 	void setAxis(int aAxis) { flags &= ~3; flags |= aAxis; };
-	const int getAxis() const { return flags & 3; };
+	int getAxis() const { return flags & 3; };
 
 	void setSplit(Float aSplit) { split = aSplit; };
 	const Float& getSplit() const { return split; };
@@ -86,9 +86,11 @@
 	void addShape(Shape* aShape) { Container::addShape(aShape); built = false; };
 	Shape *nearest_intersection(const Shape *origin_shape, const Ray &ray,
 		Float &nearest_distance);
+	void packet_intersection(const Shape **origin_shapes, const RayPacket &rays,
+		Float *nearest_distances, Shape **nearest_shapes);
 	void optimize() { build(); };
 	void build();
-	const bool isBuilt() const { return built; };
+	bool isBuilt() const { return built; };
 	KdNode *getRootNode() const { return root; };
 	void setMaxDepth(int md) { max_depth = md; };