forked from lijiext/lammps
101 lines
3.1 KiB
C++
101 lines
3.1 KiB
C++
/* ----------------------------------------------------------------------
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LAMMPS - Large-scale Atomic/Molecular Massively Parallel Simulator
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http://lammps.sandia.gov, Sandia National Laboratories
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Steve Plimpton, sjplimp@sandia.gov
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Copyright (2003) Sandia Corporation. Under the terms of Contract
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DE-AC04-94AL85000 with Sandia Corporation, the U.S. Government retains
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certain rights in this software. This software is distributed under
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the GNU General Public License.
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See the README file in the top-level LAMMPS directory.
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------------------------------------------------------------------------- */
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#include <mpi.h>
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#include "ntopo_angle_partial.h"
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#include "atom.h"
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#include "force.h"
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#include "domain.h"
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#include "update.h"
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#include "output.h"
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#include "thermo.h"
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#include "memory.h"
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#include "error.h"
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using namespace LAMMPS_NS;
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#define DELTA 10000
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/* ---------------------------------------------------------------------- */
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NTopoAnglePartial::NTopoAnglePartial(LAMMPS *lmp) : NTopo(lmp)
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{
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allocate_angle();
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}
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/* ---------------------------------------------------------------------- */
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void NTopoAnglePartial::build()
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{
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int i,m,atom1,atom2,atom3;
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int nlocal = atom->nlocal;
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int *num_angle = atom->num_angle;
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tagint **angle_atom1 = atom->angle_atom1;
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tagint **angle_atom2 = atom->angle_atom2;
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tagint **angle_atom3 = atom->angle_atom3;
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int **angle_type = atom->angle_type;
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int newton_bond = force->newton_bond;
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int lostbond = output->thermo->lostbond;
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int nmissing = 0;
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nanglelist = 0;
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for (i = 0; i < nlocal; i++)
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for (m = 0; m < num_angle[i]; m++) {
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if (angle_type[i][m] <= 0) continue;
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atom1 = atom->map(angle_atom1[i][m]);
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atom2 = atom->map(angle_atom2[i][m]);
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atom3 = atom->map(angle_atom3[i][m]);
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if (atom1 == -1 || atom2 == -1 || atom3 == -1) {
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nmissing++;
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if (lostbond == ERROR) {
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char str[128];
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sprintf(str,"Angle atoms "
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TAGINT_FORMAT " " TAGINT_FORMAT " " TAGINT_FORMAT
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" missing on proc %d at step " BIGINT_FORMAT,
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angle_atom1[i][m],angle_atom2[i][m],angle_atom3[i][m],
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me,update->ntimestep);
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error->one(FLERR,str);
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}
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continue;
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}
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atom1 = domain->closest_image(i,atom1);
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atom2 = domain->closest_image(i,atom2);
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atom3 = domain->closest_image(i,atom3);
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if (newton_bond || (i <= atom1 && i <= atom2 && i <= atom3)) {
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if (nanglelist == maxangle) {
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maxangle += DELTA;
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memory->grow(anglelist,maxangle,4,"neigh_topo:anglelist");
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}
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anglelist[nanglelist][0] = atom1;
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anglelist[nanglelist][1] = atom2;
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anglelist[nanglelist][2] = atom3;
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anglelist[nanglelist][3] = angle_type[i][m];
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nanglelist++;
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}
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}
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if (cluster_check) angle_check();
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if (lostbond == IGNORE) return;
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int all;
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MPI_Allreduce(&nmissing,&all,1,MPI_INT,MPI_SUM,world);
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if (all) {
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char str[128];
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sprintf(str,
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"Angle atoms missing at step " BIGINT_FORMAT,update->ntimestep);
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if (me == 0) error->warning(FLERR,str);
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}
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}
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