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#ifndef TREE_NODE_HPP
#define TREE_NODE_HPP
#include "Body.hpp"
#include "Box.hpp"
#include <cstdlib>
#include <vector>
namespace nbody {
using namespace std;
class TreeNode {
protected:
Box bb;
//TODO: remove child pointers and chnage to implicit ordering
vector<TreeNode*> children;
vector<Body> bodies;
TreeNode* afterMySubtree;
public:
TreeNode();
virtual ~TreeNode();
virtual bool isSplitable();
virtual void extendBBforBodies();