* \param theGroupsOfNodes - list of nodes closed to each other returned
* \param theTolerance - Precision used, default value is 0.00001
* \param maxLevel - Maximum level for SMESH_OctreeNode constructed, default value is -1 (Infinite)
* \param maxNbNodes - maximum Nodes in a Leaf of the SMESH_OctreeNode constructed, default value is 5
*/
//=============================
* \param theGroupsOfNodes - list of nodes closed to each other returned
* \param theTolerance - Precision used, default value is 0.00001
* \param maxLevel - Maximum level for SMESH_OctreeNode constructed, default value is -1 (Infinite)
* \param maxNbNodes - maximum Nodes in a Leaf of the SMESH_OctreeNode constructed, default value is 5
*/
//=============================