legacy_mpi

tamaas.cpp
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			/**
			*
			* @author Lucas Frérot <lucas.frerot@epfl.ch>
			*
			* @section LICENSE
			*
			* Copyright (©) 2016 EPFL (Ecole Polytechnique Fédérale de
			* Lausanne) Laboratory (LSMS - Laboratoire de Simulation en Mécanique des
			* Solides)
			*
			* Tamaas is free software: you can redistribute it and/or modify it under the
			* terms of the GNU Lesser General Public License as published by the Free
			* Software Foundation, either version 3 of the License, or (at your option) any
			* later version.
			*
			* Tamaas 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 Lesser General Public License for more
			* details.
			*
			* You should have received a copy of the GNU Lesser General Public License
			* along with Tamaas. If not, see <http://www.gnu.org/licenses/>.
			*
			*/
			/* -------------------------------------------------------------------------- */

			#include <fftw3.h>
			#include <omp.h>
			#include "tamaas.hh"
			#include "fft_plan_manager.hh"

			/* -------------------------------------------------------------------------- */

			__BEGIN_TAMAAS__

			void initialize(UInt num_threads) {
			fftw_init_threads();

			if (num_threads) omp_set_num_threads(num_threads);
			fftw_plan_with_nthreads(omp_get_max_threads());
			}

			/* -------------------------------------------------------------------------- */

			void finalize() {
			FFTPlanManager::get().clean();
			fftw_cleanup_threads();
			}

			__END_TAMAAS__