+ uint8_t * m_cpu_rendering_pixels; // pixels to be used for CPU rendering
+
+#ifndef QUADTREE_DISABLED
+ QuadTreeIndex m_current_quadtree_node; // The highest node we will traverse.
+ int m_quadtree_max_depth; // The maximum quadtree depth.
+ void RenderQuadtreeNode(int width, int height, QuadTreeIndex node, int remaining_depth);
+
+#endif