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Matthieu Schaller authoredMatthieu Schaller authored
part.c 2.88 KiB
/*******************************************************************************
* This file is part of SWIFT.
* Copyright (c) 2016 Matthieu Schaller (matthieu.schaller@durham.ac.uk)
*
* This program 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.
*
* This program 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 Lesser General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
******************************************************************************/
/* Config parameters. */
#include "../config.h"
/* MPI headers. */
#ifdef WITH_MPI
#include <mpi.h>
#endif
/* This object's header. */
#include "part.h"
#ifdef WITH_MPI
/**
* @brief Registers and returns an MPI type for the particles
*
* @param part_type The type container
*/
void part_create_mpi_type(MPI_Datatype* part_type) {
/* This is not the recommended way of doing this.
One should define the structure field by field
But as long as we don't do serialization via MPI-IO
we don't really care.
Also we would have to modify this function everytime something
is added to the part structure. */
MPI_Type_contiguous(sizeof(struct part) / sizeof(unsigned char), MPI_BYTE,
part_type);
MPI_Type_commit(part_type);
}
/**
* @brief Registers and returns an MPI type for the xparticles
*
* @param xpart_type The type container
*/
void xpart_create_mpi_type(MPI_Datatype* xpart_type) {
/* This is not the recommended way of doing this.
One should define the structure field by field
But as long as we don't do serialization via MPI-IO
we don't really care.
Also we would have to modify this function everytime something
is added to the part structure. */
MPI_Type_contiguous(sizeof(struct xpart) / sizeof(unsigned char), MPI_BYTE,
xpart_type);
MPI_Type_commit(xpart_type);
}
/**
* @brief Registers and returns an MPI type for the gparticles
*
* @param gpart_type The type container
*/
void gpart_create_mpi_type(MPI_Datatype* gpart_type) {
/* This is not the recommended way of doing this.
One should define the structure field by field
But as long as we don't do serialization via MPI-IO
we don't really care.
Also we would have to modify this function everytime something
is added to the part structure. */
MPI_Type_contiguous(sizeof(struct gpart) / sizeof(unsigned char), MPI_BYTE,
gpart_type);
MPI_Type_commit(gpart_type);
}
#endif