template<class ConnType, NumberingPolicy numPolConn>
void computeBarycenter2(NormalizedCellType type, const ConnType *connec, int lgth, const double *coords, int spaceDim, double *res);
template<class ConnType, NumberingPolicy numPolConn>
void computeBarycenter2(NormalizedCellType type, const ConnType *connec, int lgth, const double *coords, int spaceDim, double *res);