A <quadtree> tag will be contained within output and will contain several <gray> <white> and <black> nodes. The first node in the quadtree will be the root node, this node can be gray or black, then the rest of the PR Quadtree follows. Remember, the exact structure of the quadtree will be represented by the XML output. | A <quadtree> tag will be contained within output and will contain several <gray> <white> and <black> nodes. The first node in the quadtree will be the root node, this node can be gray or black, then the rest of the PR Quadtree follows. Remember, the exact structure of the quadtree will be represented by the XML output. |