function DBVTNode(){
	    
		// The first child node of this node.
	    this.child1 = null;
	    // The second child node of this node.
	    this.child2 = null;
	    //  The parent node of this tree.
	    this.parent = null;
	    // The proxy of this node. This has no value if this node is not leaf.
	    this.proxy = null;
	    // The maximum distance from leaf nodes.
	    this.height = 0;
	    // The AABB of this node.
	    this.aabb = new AABB();

	}
A node of the dynamic bounding volume tree.
@author saharan