1 files changed, 2 insertions, 0 deletions
diff --git a/quadtree.h b/quadtree.h
index a0e5254..53669d0 100644
--- a/quadtree.h
+++ b/quadtree.h
@@ -17,6 +17,7 @@ class Quadtree {
 			QuadNode(Quadtree *tree, QuadNode *parent, float x, float y, float width, float height, int level, bool leaf);
 			virtual ~QuadNode();
 
+			float distance(float px, float pz);
 			void fill();
 			void subdivide(bool leaf = true);
 			void merge();
@@ -36,6 +37,7 @@ class Quadtree {
 		Quadtree(int width, int height, float *heightmap, int levels);
 		virtual ~Quadtree();
 
+		void update(float x, float z);
 		void create_nodes(int levels);
 		unsigned int count_nodes();
 		void make_vbo();