%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% This file is part of NS2DDV.                                                      %
%                                                                                   %
% Copyright(C) 2011-2018    C. Calgaro  (caterina.calgaro@math.univ-lille1.fr)      %
%                           E. Creusé   (emmanuel.creuse@math.univ-lille1.fr)       %
%                           T. Goudon   (thierry.goudon@inria.fr)                   %
%                           A. Mouton   (alexandre.mouton@math.univ-lille1.fr)      %
%                                                                                   %
% NS2DDV is free software: you can redistribute it and/or modify it under the terms %
% of the GNU General Public License as published by the Free Software Foundation,   %
% either version 3 of the License, or (at your option) any later version.           %
%                                                                                   %
% NS2DDV is distributed in the hope that it will be useful, but WITHOUT ANY         %
% WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A   %
% PARTICULAR PURPOSE. See the GNU General Public License for more details.          %
%                                                                                   %
% You should have received a copy of the GNU General Public License along with      %
% NS2DDV. If not, see <http://www.gnu.org/licenses/>.                               %
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function[res] = spacediag(u, METHOD_U, SPACEDIAG, MESH, PARAMETERS)

	% INPUT
	% u				Discretized data
	% METHOD_U		Centering of u
	% SPACEDIAG		Norm to compute
	% MESH			Mesh metadata
	% PARAMETERS	List of simulation parameters
	%
	% OUTPUT
	% res			Returned norm

	switch PARAMETERS.PARALLELIZATION.TOOLBOX
		case {'PCT'}
			% Use of Parallel Computing Toolbox
			res = global_spacediag_pct(u, METHOD_U, SPACEDIAG, MESH);

		case {'SERIAL'}
			% No use of multi-processing toolbox
			res = global_spacediag_serial(u, METHOD_U, SPACEDIAG, MESH);

		otherwise
			error(sprintf('Unknown parallelization technique.\n'));
	end

end