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lammps/src/USER-OMP/fix_peri_neigh_omp.cpp
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fix_peri_neigh_omp.cpp
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/* ----------------------------------------------------------------------
LAMMPS - Large-scale Atomic/Molecular Massively Parallel Simulator
http://lammps.sandia.gov, Sandia National Laboratories
Steve Plimpton, sjplimp@sandia.gov
Copyright (2003) Sandia Corporation. Under the terms of Contract
DE-AC04-94AL85000 with Sandia Corporation, the U.S. Government retains
certain rights in this software. This software is distributed under
the GNU General Public License.
See the README file in the top-level LAMMPS directory.
------------------------------------------------------------------------- */
/* ----------------------------------------------------------------------
Contributing author: Mike Parks (SNL)
------------------------------------------------------------------------- */
#include "fix_peri_neigh_omp.h"
#include "fix_omp.h"
#include "modify.h"
#include "neighbor.h"
#include "neigh_request.h"
using namespace LAMMPS_NS;
using namespace FixConst;
/* ---------------------------------------------------------------------- */
void FixPeriNeighOMP::init()
{
if (!first) return;
// determine status of neighbor flag of the omp package command
int ifix = modify->find_fix("package_omp");
int use_omp = 0;
if (ifix >=0) {
FixOMP * fix = static_cast<FixOMP *>(lmp->modify->fix[ifix]);
if (fix->get_neighbor()) use_omp = 1;
}
// need a full neighbor list once
int irequest = neighbor->request(this,instance_me);
neighbor->requests[irequest]->pair = 0;
neighbor->requests[irequest]->fix = 1;
neighbor->requests[irequest]->half = 0;
neighbor->requests[irequest]->full = 1;
neighbor->requests[irequest]->omp = use_omp;
neighbor->requests[irequest]->occasional = 1;
}
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