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atom_vec_awsemmd.cpp
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atom_vec_awsemmd.cpp
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/* ----------------------------------------------------------------------
LAMMPS - Large-scale Atomic/Molecular Massively Parallel Simulator
http://lammps.sandia.gov, Sandia National Laboratories
Steve Plimpton, [email protected]
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.
------------------------------------------------------------------------- */
#include <stdlib.h>
#include "atom_vec_awsemmd.h"
#include "atom.h"
#include "comm.h"
#include "domain.h"
#include "modify.h"
#include "fix.h"
#include "memory.h"
#include "error.h"
using namespace LAMMPS_NS;
/* ---------------------------------------------------------------------- */
AtomVecAWSEM::AtomVecAWSEM(LAMMPS *lmp) : AtomVec(lmp)
{
molecular = 1;
bonds_allow = angles_allow = dihedrals_allow = impropers_allow = 1;
mass_type = 1;
comm_x_only = comm_f_only = 1;
size_forward = 3;
size_reverse = 3;
size_border = 9;
size_velocity = 3;
size_data_atom = 8;
size_data_vel = 4;
xcol_data = 6;
atom->molecule_flag = atom->q_flag = 1;
}
/* ----------------------------------------------------------------------
grow atom arrays
n = 0 grows arrays by a chunk
n > 0 allocates arrays to size n
------------------------------------------------------------------------- */
void AtomVecAWSEM::grow(int n)
{
if (n == 0) grow_nmax();
else nmax = n;
atom->nmax = nmax;
if (nmax < 0 || nmax > MAXSMALLINT)
error->one(FLERR,"Per-processor system is too big");
tag = memory->grow(atom->tag,nmax,"atom:tag");
type = memory->grow(atom->type,nmax,"atom:type");
mask = memory->grow(atom->mask,nmax,"atom:mask");
image = memory->grow(atom->image,nmax,"atom:image");
x = memory->grow(atom->x,nmax,3,"atom:x");
v = memory->grow(atom->v,nmax,3,"atom:v");
f = memory->grow(atom->f,nmax*comm->nthreads,3,"atom:f");
q = memory->grow(atom->q,nmax,"atom:q");
molecule = memory->grow(atom->molecule,nmax,"atom:molecule");
residue = memory->grow(residue,nmax,"atom:residue");
nspecial = memory->grow(atom->nspecial,nmax,3,"atom:nspecial");
special = memory->grow(atom->special,nmax,atom->maxspecial,"atom:special");
num_bond = memory->grow(atom->num_bond,nmax,"atom:num_bond");
bond_type = memory->grow(atom->bond_type,nmax,atom->bond_per_atom,
"atom:bond_type");
bond_atom = memory->grow(atom->bond_atom,nmax,atom->bond_per_atom,
"atom:bond_atom");
num_angle = memory->grow(atom->num_angle,nmax,"atom:num_angle");
angle_type = memory->grow(atom->angle_type,nmax,atom->angle_per_atom,
"atom:angle_type");
angle_atom1 = memory->grow(atom->angle_atom1,nmax,atom->angle_per_atom,
"atom:angle_atom1");
angle_atom2 = memory->grow(atom->angle_atom2,nmax,atom->angle_per_atom,
"atom:angle_atom2");
angle_atom3 = memory->grow(atom->angle_atom3,nmax,atom->angle_per_atom,
"atom:angle_atom3");
num_dihedral = memory->grow(atom->num_dihedral,nmax,"atom:num_dihedral");
dihedral_type = memory->grow(atom->dihedral_type,nmax,
atom->dihedral_per_atom,"atom:dihedral_type");
dihedral_atom1 =
memory->grow(atom->dihedral_atom1,nmax,atom->dihedral_per_atom,
"atom:dihedral_atom1");
dihedral_atom2 =
memory->grow(atom->dihedral_atom2,nmax,atom->dihedral_per_atom,
"atom:dihedral_atom2");
dihedral_atom3 =
memory->grow(atom->dihedral_atom3,nmax,atom->dihedral_per_atom,
"atom:dihedral_atom3");
dihedral_atom4 =
memory->grow(atom->dihedral_atom4,nmax,atom->dihedral_per_atom,
"atom:dihedral_atom4");
num_improper = memory->grow(atom->num_improper,nmax,"atom:num_improper");
improper_type =
memory->grow(atom->improper_type,nmax,atom->improper_per_atom,
"atom:improper_type");
improper_atom1 =
memory->grow(atom->improper_atom1,nmax,atom->improper_per_atom,
"atom:improper_atom1");
improper_atom2 =
memory->grow(atom->improper_atom2,nmax,atom->improper_per_atom,
"atom:improper_atom2");
improper_atom3 =
memory->grow(atom->improper_atom3,nmax,atom->improper_per_atom,
"atom:improper_atom3");
improper_atom4 =
memory->grow(atom->improper_atom4,nmax,atom->improper_per_atom,
"atom:improper_atom4");
if (atom->nextra_grow)
for (int iextra = 0; iextra < atom->nextra_grow; iextra++)
modify->fix[atom->extra_grow[iextra]]->grow_arrays(nmax);
}
/* ----------------------------------------------------------------------
reset local array ptrs
------------------------------------------------------------------------- */
void AtomVecAWSEM::grow_reset()
{
tag = atom->tag; type = atom->type;
mask = atom->mask; image = atom->image;
x = atom->x; v = atom->v; f = atom->f;
q = atom->q; molecule = atom->molecule;
nspecial = atom->nspecial; special = atom->special;
num_bond = atom->num_bond; bond_type = atom->bond_type;
bond_atom = atom->bond_atom;
num_angle = atom->num_angle; angle_type = atom->angle_type;
angle_atom1 = atom->angle_atom1; angle_atom2 = atom->angle_atom2;
angle_atom3 = atom->angle_atom3;
num_dihedral = atom->num_dihedral; dihedral_type = atom->dihedral_type;
dihedral_atom1 = atom->dihedral_atom1; dihedral_atom2 = atom->dihedral_atom2;
dihedral_atom3 = atom->dihedral_atom3; dihedral_atom4 = atom->dihedral_atom4;
num_improper = atom->num_improper; improper_type = atom->improper_type;
improper_atom1 = atom->improper_atom1; improper_atom2 = atom->improper_atom2;
improper_atom3 = atom->improper_atom3; improper_atom4 = atom->improper_atom4;
}
/* ----------------------------------------------------------------------
copy atom I info to atom J
------------------------------------------------------------------------- */
void AtomVecAWSEM::copy(int i, int j, int delflag)
{
int k;
tag[j] = tag[i];
type[j] = type[i];
mask[j] = mask[i];
image[j] = image[i];
x[j][0] = x[i][0];
x[j][1] = x[i][1];
x[j][2] = x[i][2];
v[j][0] = v[i][0];
v[j][1] = v[i][1];
v[j][2] = v[i][2];
q[j] = q[i];
molecule[j] = molecule[i];
residue[j] = residue[i];
num_bond[j] = num_bond[i];
for (k = 0; k < num_bond[j]; k++) {
bond_type[j][k] = bond_type[i][k];
bond_atom[j][k] = bond_atom[i][k];
}
num_angle[j] = num_angle[i];
for (k = 0; k < num_angle[j]; k++) {
angle_type[j][k] = angle_type[i][k];
angle_atom1[j][k] = angle_atom1[i][k];
angle_atom2[j][k] = angle_atom2[i][k];
angle_atom3[j][k] = angle_atom3[i][k];
}
num_dihedral[j] = num_dihedral[i];
for (k = 0; k < num_dihedral[j]; k++) {
dihedral_type[j][k] = dihedral_type[i][k];
dihedral_atom1[j][k] = dihedral_atom1[i][k];
dihedral_atom2[j][k] = dihedral_atom2[i][k];
dihedral_atom3[j][k] = dihedral_atom3[i][k];
dihedral_atom4[j][k] = dihedral_atom4[i][k];
}
num_improper[j] = num_improper[i];
for (k = 0; k < num_improper[j]; k++) {
improper_type[j][k] = improper_type[i][k];
improper_atom1[j][k] = improper_atom1[i][k];
improper_atom2[j][k] = improper_atom2[i][k];
improper_atom3[j][k] = improper_atom3[i][k];
improper_atom4[j][k] = improper_atom4[i][k];
}
nspecial[j][0] = nspecial[i][0];
nspecial[j][1] = nspecial[i][1];
nspecial[j][2] = nspecial[i][2];
for (k = 0; k < nspecial[j][2]; k++) special[j][k] = special[i][k];
if (atom->nextra_grow)
for (int iextra = 0; iextra < atom->nextra_grow; iextra++)
modify->fix[atom->extra_grow[iextra]]->copy_arrays(i,j,delflag);
}
/* ---------------------------------------------------------------------- */
int AtomVecAWSEM::pack_comm(int n, int *list, double *buf,
int pbc_flag, int *pbc)
{
int i,j,m;
double dx,dy,dz;
m = 0;
if (pbc_flag == 0) {
for (i = 0; i < n; i++) {
j = list[i];
buf[m++] = x[j][0];
buf[m++] = x[j][1];
buf[m++] = x[j][2];
}
} else {
if (domain->triclinic == 0) {
dx = pbc[0]*domain->xprd;
dy = pbc[1]*domain->yprd;
dz = pbc[2]*domain->zprd;
} else {
dx = pbc[0]*domain->xprd + pbc[5]*domain->xy + pbc[4]*domain->xz;
dy = pbc[1]*domain->yprd + pbc[3]*domain->yz;
dz = pbc[2]*domain->zprd;
}
for (i = 0; i < n; i++) {
j = list[i];
buf[m++] = x[j][0] + dx;
buf[m++] = x[j][1] + dy;
buf[m++] = x[j][2] + dz;
}
}
return m;
}
/* ---------------------------------------------------------------------- */
int AtomVecAWSEM::pack_comm_vel(int n, int *list, double *buf,
int pbc_flag, int *pbc)
{
int i,j,m;
double dx,dy,dz,dvx,dvy,dvz;
m = 0;
if (pbc_flag == 0) {
for (i = 0; i < n; i++) {
j = list[i];
buf[m++] = x[j][0];
buf[m++] = x[j][1];
buf[m++] = x[j][2];
buf[m++] = v[j][0];
buf[m++] = v[j][1];
buf[m++] = v[j][2];
}
} else {
if (domain->triclinic == 0) {
dx = pbc[0]*domain->xprd;
dy = pbc[1]*domain->yprd;
dz = pbc[2]*domain->zprd;
} else {
dx = pbc[0]*domain->xprd + pbc[5]*domain->xy + pbc[4]*domain->xz;
dy = pbc[1]*domain->yprd + pbc[3]*domain->yz;
dz = pbc[2]*domain->zprd;
}
if (!deform_vremap) {
for (i = 0; i < n; i++) {
j = list[i];
buf[m++] = x[j][0] + dx;
buf[m++] = x[j][1] + dy;
buf[m++] = x[j][2] + dz;
buf[m++] = v[j][0];
buf[m++] = v[j][1];
buf[m++] = v[j][2];
}
} else {
dvx = pbc[0]*h_rate[0] + pbc[5]*h_rate[5] + pbc[4]*h_rate[4];
dvy = pbc[1]*h_rate[1] + pbc[3]*h_rate[3];
dvz = pbc[2]*h_rate[2];
for (i = 0; i < n; i++) {
j = list[i];
buf[m++] = x[j][0] + dx;
buf[m++] = x[j][1] + dy;
buf[m++] = x[j][2] + dz;
if (mask[i] & deform_groupbit) {
buf[m++] = v[j][0] + dvx;
buf[m++] = v[j][1] + dvy;
buf[m++] = v[j][2] + dvz;
} else {
buf[m++] = v[j][0];
buf[m++] = v[j][1];
buf[m++] = v[j][2];
}
}
}
}
return m;
}
/* ---------------------------------------------------------------------- */
void AtomVecAWSEM::unpack_comm(int n, int first, double *buf)
{
int i,m,last;
m = 0;
last = first + n;
for (i = first; i < last; i++) {
x[i][0] = buf[m++];
x[i][1] = buf[m++];
x[i][2] = buf[m++];
}
}
/* ---------------------------------------------------------------------- */
void AtomVecAWSEM::unpack_comm_vel(int n, int first, double *buf)
{
int i,m,last;
m = 0;
last = first + n;
for (i = first; i < last; i++) {
x[i][0] = buf[m++];
x[i][1] = buf[m++];
x[i][2] = buf[m++];
v[i][0] = buf[m++];
v[i][1] = buf[m++];
v[i][2] = buf[m++];
}
}
/* ---------------------------------------------------------------------- */
int AtomVecAWSEM::pack_reverse(int n, int first, double *buf)
{
int i,m,last;
m = 0;
last = first + n;
for (i = first; i < last; i++) {
buf[m++] = f[i][0];
buf[m++] = f[i][1];
buf[m++] = f[i][2];
}
return m;
}
/* ---------------------------------------------------------------------- */
void AtomVecAWSEM::unpack_reverse(int n, int *list, double *buf)
{
int i,j,m;
m = 0;
for (i = 0; i < n; i++) {
j = list[i];
f[j][0] += buf[m++];
f[j][1] += buf[m++];
f[j][2] += buf[m++];
}
}
/* ---------------------------------------------------------------------- */
int AtomVecAWSEM::pack_border(int n, int *list, double *buf,
int pbc_flag, int *pbc)
{
int i,j,m;
double dx,dy,dz;
m = 0;
if (pbc_flag == 0) {
for (i = 0; i < n; i++) {
j = list[i];
buf[m++] = x[j][0];
buf[m++] = x[j][1];
buf[m++] = x[j][2];
buf[m++] = ubuf(tag[j]).d;
buf[m++] = ubuf(type[j]).d;
buf[m++] = ubuf(mask[j]).d;
buf[m++] = q[j];
buf[m++] = ubuf(molecule[j]).d;
buf[m++] = ubuf(residue[j]).d;
}
} else {
if (domain->triclinic == 0) {
dx = pbc[0]*domain->xprd;
dy = pbc[1]*domain->yprd;
dz = pbc[2]*domain->zprd;
} else {
dx = pbc[0];
dy = pbc[1];
dz = pbc[2];
}
for (i = 0; i < n; i++) {
j = list[i];
buf[m++] = x[j][0] + dx;
buf[m++] = x[j][1] + dy;
buf[m++] = x[j][2] + dz;
buf[m++] = ubuf(tag[j]).d;
buf[m++] = ubuf(type[j]).d;
buf[m++] = ubuf(mask[j]).d;
buf[m++] = q[j];
buf[m++] = ubuf(molecule[j]).d;
buf[m++] = ubuf(residue[j]).d;
}
}
if (atom->nextra_border)
for (int iextra = 0; iextra < atom->nextra_border; iextra++)
m += modify->fix[atom->extra_border[iextra]]->pack_border(n,list,&buf[m]);
return m;
}
/* ---------------------------------------------------------------------- */
int AtomVecAWSEM::pack_border_vel(int n, int *list, double *buf,
int pbc_flag, int *pbc)
{
int i,j,m;
double dx,dy,dz,dvx,dvy,dvz;
m = 0;
if (pbc_flag == 0) {
for (i = 0; i < n; i++) {
j = list[i];
buf[m++] = x[j][0];
buf[m++] = x[j][1];
buf[m++] = x[j][2];
buf[m++] = ubuf(tag[j]).d;
buf[m++] = ubuf(type[j]).d;
buf[m++] = ubuf(mask[j]).d;
buf[m++] = q[j];
buf[m++] = ubuf(molecule[j]).d;
buf[m++] = ubuf(residue[j]).d;
buf[m++] = v[j][0];
buf[m++] = v[j][1];
buf[m++] = v[j][2];
}
} else {
if (domain->triclinic == 0) {
dx = pbc[0]*domain->xprd;
dy = pbc[1]*domain->yprd;
dz = pbc[2]*domain->zprd;
} else {
dx = pbc[0];
dy = pbc[1];
dz = pbc[2];
}
if (!deform_vremap) {
for (i = 0; i < n; i++) {
j = list[i];
buf[m++] = x[j][0] + dx;
buf[m++] = x[j][1] + dy;
buf[m++] = x[j][2] + dz;
buf[m++] = ubuf(tag[j]).d;
buf[m++] = ubuf(type[j]).d;
buf[m++] = ubuf(mask[j]).d;
buf[m++] = q[j];
buf[m++] = ubuf(molecule[j]).d;
buf[m++] = ubuf(residue[j]).d;
buf[m++] = v[j][0];
buf[m++] = v[j][1];
buf[m++] = v[j][2];
}
} else {
dvx = pbc[0]*h_rate[0] + pbc[5]*h_rate[5] + pbc[4]*h_rate[4];
dvy = pbc[1]*h_rate[1] + pbc[3]*h_rate[3];
dvz = pbc[2]*h_rate[2];
for (i = 0; i < n; i++) {
j = list[i];
buf[m++] = x[j][0] + dx;
buf[m++] = x[j][1] + dy;
buf[m++] = x[j][2] + dz;
buf[m++] = ubuf(tag[j]).d;
buf[m++] = ubuf(type[j]).d;
buf[m++] = ubuf(mask[j]).d;
buf[m++] = q[j];
buf[m++] = ubuf(molecule[j]).d;
buf[m++] = ubuf(residue[j]).d;
if (mask[i] & deform_groupbit) {
buf[m++] = v[j][0] + dvx;
buf[m++] = v[j][1] + dvy;
buf[m++] = v[j][2] + dvz;
} else {
buf[m++] = v[j][0];
buf[m++] = v[j][1];
buf[m++] = v[j][2];
}
}
}
}
if (atom->nextra_border)
for (int iextra = 0; iextra < atom->nextra_border; iextra++)
m += modify->fix[atom->extra_border[iextra]]->pack_border(n,list,&buf[m]);
return m;
}
/* ---------------------------------------------------------------------- */
int AtomVecAWSEM::pack_border_hybrid(int n, int *list, double *buf)
{
int i,j,m;
m = 0;
for (i = 0; i < n; i++) {
j = list[i];
buf[m++] = q[j];
buf[m++] = ubuf(molecule[j]).d;
buf[m++] = ubuf(residue[j]).d;
}
return m;
}
/* ---------------------------------------------------------------------- */
void AtomVecAWSEM::unpack_border(int n, int first, double *buf)
{
int i,m,last;
m = 0;
last = first + n;
for (i = first; i < last; i++) {
if (i == nmax) grow(0);
x[i][0] = buf[m++];
x[i][1] = buf[m++];
x[i][2] = buf[m++];
tag[i] = (tagint) ubuf(buf[m++]).i;
type[i] = (int) ubuf(buf[m++]).i;
mask[i] = (int) ubuf(buf[m++]).i;
q[i] = buf[m++];
molecule[i] = (tagint) ubuf(buf[m++]).i;
residue[i] = (tagint) ubuf(buf[m++]).i;
}
if (atom->nextra_border)
for (int iextra = 0; iextra < atom->nextra_border; iextra++)
m += modify->fix[atom->extra_border[iextra]]->
unpack_border(n,first,&buf[m]);
}
/* ---------------------------------------------------------------------- */
void AtomVecAWSEM::unpack_border_vel(int n, int first, double *buf)
{
int i,m,last;
m = 0;
last = first + n;
for (i = first; i < last; i++) {
if (i == nmax) grow(0);
x[i][0] = buf[m++];
x[i][1] = buf[m++];
x[i][2] = buf[m++];
tag[i] = (tagint) ubuf(buf[m++]).i;
type[i] = (int) ubuf(buf[m++]).i;
mask[i] = (int) ubuf(buf[m++]).i;
q[i] = buf[m++];
molecule[i] = (tagint) ubuf(buf[m++]).i;
residue[i] = (tagint) ubuf(buf[m++]).i;
v[i][0] = buf[m++];
v[i][1] = buf[m++];
v[i][2] = buf[m++];
}
if (atom->nextra_border)
for (int iextra = 0; iextra < atom->nextra_border; iextra++)
m += modify->fix[atom->extra_border[iextra]]->
unpack_border(n,first,&buf[m]);
}
/* ---------------------------------------------------------------------- */
int AtomVecAWSEM::unpack_border_hybrid(int n, int first, double *buf)
{
int i,m,last;
m = 0;
last = first + n;
for (i = first; i < last; i++) {
q[i] = buf[m++];
molecule[i] = (tagint) ubuf(buf[m++]).i;
residue[i] = (tagint) ubuf(buf[m++]).i;
}
return m;
}
/* ----------------------------------------------------------------------
pack data for atom I for sending to another proc
xyz must be 1st 3 values, so comm::exchange() can test on them
------------------------------------------------------------------------- */
int AtomVecAWSEM::pack_exchange(int i, double *buf)
{
int k;
int m = 1;
buf[m++] = x[i][0];
buf[m++] = x[i][1];
buf[m++] = x[i][2];
buf[m++] = v[i][0];
buf[m++] = v[i][1];
buf[m++] = v[i][2];
buf[m++] = ubuf(tag[i]).d;
buf[m++] = ubuf(type[i]).d;
buf[m++] = ubuf(mask[i]).d;
buf[m++] = ubuf(image[i]).d;
buf[m++] = q[i];
buf[m++] = ubuf(molecule[i]).d;
buf[m++] = ubuf(residue[i]).d;
buf[m++] = ubuf(num_bond[i]).d;
for (k = 0; k < num_bond[i]; k++) {
buf[m++] = ubuf(bond_type[i][k]).d;
buf[m++] = ubuf(bond_atom[i][k]).d;
}
buf[m++] = ubuf(num_angle[i]).d;
for (k = 0; k < num_angle[i]; k++) {
buf[m++] = ubuf(angle_type[i][k]).d;
buf[m++] = ubuf(angle_atom1[i][k]).d;
buf[m++] = ubuf(angle_atom2[i][k]).d;
buf[m++] = ubuf(angle_atom3[i][k]).d;
}
buf[m++] = ubuf(num_dihedral[i]).d;
for (k = 0; k < num_dihedral[i]; k++) {
buf[m++] = ubuf(dihedral_type[i][k]).d;
buf[m++] = ubuf(dihedral_atom1[i][k]).d;
buf[m++] = ubuf(dihedral_atom2[i][k]).d;
buf[m++] = ubuf(dihedral_atom3[i][k]).d;
buf[m++] = ubuf(dihedral_atom4[i][k]).d;
}
buf[m++] = ubuf(num_improper[i]).d;
for (k = 0; k < num_improper[i]; k++) {
buf[m++] = ubuf(improper_type[i][k]).d;
buf[m++] = ubuf(improper_atom1[i][k]).d;
buf[m++] = ubuf(improper_atom2[i][k]).d;
buf[m++] = ubuf(improper_atom3[i][k]).d;
buf[m++] = ubuf(improper_atom4[i][k]).d;
}
buf[m++] = ubuf(nspecial[i][0]).d;
buf[m++] = ubuf(nspecial[i][1]).d;
buf[m++] = ubuf(nspecial[i][2]).d;
for (k = 0; k < nspecial[i][2]; k++) buf[m++] = ubuf(special[i][k]).d;
if (atom->nextra_grow)
for (int iextra = 0; iextra < atom->nextra_grow; iextra++)
m += modify->fix[atom->extra_grow[iextra]]->pack_exchange(i,&buf[m]);
buf[0] = m;
return m;
}
/* ---------------------------------------------------------------------- */
int AtomVecAWSEM::unpack_exchange(double *buf)
{
int k;
int nlocal = atom->nlocal;
if (nlocal == nmax) grow(0);
int m = 1;
x[nlocal][0] = buf[m++];
x[nlocal][1] = buf[m++];
x[nlocal][2] = buf[m++];
v[nlocal][0] = buf[m++];
v[nlocal][1] = buf[m++];
v[nlocal][2] = buf[m++];
tag[nlocal] = (tagint) ubuf(buf[m++]).i;
type[nlocal] = (int) ubuf(buf[m++]).i;
mask[nlocal] = (int) ubuf(buf[m++]).i;
image[nlocal] = (imageint) ubuf(buf[m++]).i;
q[nlocal] = buf[m++];
molecule[nlocal] = (tagint) ubuf(buf[m++]).i;
residue[nlocal] = (tagint) ubuf(buf[m++]).i;
num_bond[nlocal] = (int) ubuf(buf[m++]).i;
for (k = 0; k < num_bond[nlocal]; k++) {
bond_type[nlocal][k] = (int) ubuf(buf[m++]).i;
bond_atom[nlocal][k] = (tagint) ubuf(buf[m++]).i;
}
num_angle[nlocal] = (int) ubuf(buf[m++]).i;
for (k = 0; k < num_angle[nlocal]; k++) {
angle_type[nlocal][k] = (int) ubuf(buf[m++]).i;
angle_atom1[nlocal][k] = (tagint) ubuf(buf[m++]).i;
angle_atom2[nlocal][k] = (tagint) ubuf(buf[m++]).i;
angle_atom3[nlocal][k] = (tagint) ubuf(buf[m++]).i;
}
num_dihedral[nlocal] = (int) ubuf(buf[m++]).i;
for (k = 0; k < num_dihedral[nlocal]; k++) {
dihedral_type[nlocal][k] = (int) ubuf(buf[m++]).i;
dihedral_atom1[nlocal][k] = (tagint) ubuf(buf[m++]).i;
dihedral_atom2[nlocal][k] = (tagint) ubuf(buf[m++]).i;
dihedral_atom3[nlocal][k] = (tagint) ubuf(buf[m++]).i;
dihedral_atom4[nlocal][k] = (tagint) ubuf(buf[m++]).i;
}
num_improper[nlocal] = (int) ubuf(buf[m++]).i;
for (k = 0; k < num_improper[nlocal]; k++) {
improper_type[nlocal][k] = (int) ubuf(buf[m++]).i;
improper_atom1[nlocal][k] = (tagint) ubuf(buf[m++]).i;
improper_atom2[nlocal][k] = (tagint) ubuf(buf[m++]).i;
improper_atom3[nlocal][k] = (tagint) ubuf(buf[m++]).i;
improper_atom4[nlocal][k] = (tagint) ubuf(buf[m++]).i;
}
nspecial[nlocal][0] = (int) ubuf(buf[m++]).i;
nspecial[nlocal][1] = (int) ubuf(buf[m++]).i;
nspecial[nlocal][2] = (int) ubuf(buf[m++]).i;
for (k = 0; k < nspecial[nlocal][2]; k++)
special[nlocal][k] = (tagint) ubuf(buf[m++]).i;
if (atom->nextra_grow)
for (int iextra = 0; iextra < atom->nextra_grow; iextra++)
m += modify->fix[atom->extra_grow[iextra]]->
unpack_exchange(nlocal,&buf[m]);
atom->nlocal++;
return m;
}
/* ----------------------------------------------------------------------
size of restart data for all atoms owned by this proc
include extra data stored by fixes
------------------------------------------------------------------------- */
int AtomVecAWSEM::size_restart()
{
int i;
int nlocal = atom->nlocal;
int n = 0;
for (i = 0; i < nlocal; i++)
n += 18 + 2*num_bond[i] + 4*num_angle[i] +
5*num_dihedral[i] + 5*num_improper[i];
if (atom->nextra_restart)
for (int iextra = 0; iextra < atom->nextra_restart; iextra++)
for (i = 0; i < nlocal; i++)
n += modify->fix[atom->extra_restart[iextra]]->size_restart(i);
return n;
}
/* ----------------------------------------------------------------------
pack atom I's data for restart file including extra quantities
xyz must be 1st 3 values, so that read_restart can test on them
molecular types may be negative, but write as positive
------------------------------------------------------------------------- */
int AtomVecAWSEM::pack_restart(int i, double *buf)
{
int k;
int m = 1;
buf[m++] = x[i][0];
buf[m++] = x[i][1];
buf[m++] = x[i][2];
buf[m++] = ubuf(tag[i]).d;
buf[m++] = ubuf(type[i]).d;
buf[m++] = ubuf(mask[i]).d;
buf[m++] = ubuf(image[i]).d;
buf[m++] = v[i][0];
buf[m++] = v[i][1];
buf[m++] = v[i][2];
buf[m++] = q[i];
buf[m++] = ubuf(molecule[i]).d;
buf[m++] = ubuf(residue[i]).d;
buf[m++] = ubuf(num_bond[i]).d;
for (k = 0; k < num_bond[i]; k++) {
buf[m++] = ubuf(MAX(bond_type[i][k],-bond_type[i][k])).d;
buf[m++] = ubuf(bond_atom[i][k]).d;
}
buf[m++] = ubuf(num_angle[i]).d;
for (k = 0; k < num_angle[i]; k++) {
buf[m++] = ubuf(MAX(angle_type[i][k],-angle_type[i][k])).d;
buf[m++] = ubuf(angle_atom1[i][k]).d;
buf[m++] = ubuf(angle_atom2[i][k]).d;
buf[m++] = ubuf(angle_atom3[i][k]).d;
}
buf[m++] = ubuf(num_dihedral[i]).d;
for (k = 0; k < num_dihedral[i]; k++) {
buf[m++] = ubuf(MAX(dihedral_type[i][k],-dihedral_type[i][k])).d;
buf[m++] = ubuf(dihedral_atom1[i][k]).d;
buf[m++] = ubuf(dihedral_atom2[i][k]).d;
buf[m++] = ubuf(dihedral_atom3[i][k]).d;
buf[m++] = ubuf(dihedral_atom4[i][k]).d;
}
buf[m++] = ubuf(num_improper[i]).d;
for (k = 0; k < num_improper[i]; k++) {
buf[m++] = ubuf(MAX(improper_type[i][k],-improper_type[i][k])).d;
buf[m++] = ubuf(improper_atom1[i][k]).d;
buf[m++] = ubuf(improper_atom2[i][k]).d;
buf[m++] = ubuf(improper_atom3[i][k]).d;
buf[m++] = ubuf(improper_atom4[i][k]).d;
}
if (atom->nextra_restart)
for (int iextra = 0; iextra < atom->nextra_restart; iextra++)
m += modify->fix[atom->extra_restart[iextra]]->pack_restart(i,&buf[m]);
buf[0] = m;
return m;
}
/* ----------------------------------------------------------------------
unpack data for one atom from restart file including extra quantities
------------------------------------------------------------------------- */
int AtomVecAWSEM::unpack_restart(double *buf)
{
int k;
int nlocal = atom->nlocal;
if (nlocal == nmax) {
grow(0);
if (atom->nextra_store)
memory->grow(atom->extra,nmax,atom->nextra_store,"atom:extra");
}
int m = 1;
x[nlocal][0] = buf[m++];
x[nlocal][1] = buf[m++];
x[nlocal][2] = buf[m++];
tag[nlocal] = (tagint) ubuf(buf[m++]).i;
type[nlocal] = (int) ubuf(buf[m++]).i;
mask[nlocal] = (int) ubuf(buf[m++]).i;
image[nlocal] = (imageint) ubuf(buf[m++]).i;
v[nlocal][0] = buf[m++];
v[nlocal][1] = buf[m++];
v[nlocal][2] = buf[m++];
q[nlocal] = buf[m++];
molecule[nlocal] = (tagint) ubuf(buf[m++]).i;
residue[nlocal] = (tagint) ubuf(buf[m++]).i;
num_bond[nlocal] = (int) ubuf(buf[m++]).i;
for (k = 0; k < num_bond[nlocal]; k++) {
bond_type[nlocal][k] = (int) ubuf(buf[m++]).i;
bond_atom[nlocal][k] = (tagint) ubuf(buf[m++]).i;
}
num_angle[nlocal] = (int) ubuf(buf[m++]).i;
for (k = 0; k < num_angle[nlocal]; k++) {
angle_type[nlocal][k] = (int) ubuf(buf[m++]).i;
angle_atom1[nlocal][k] = (tagint) ubuf(buf[m++]).i;
angle_atom2[nlocal][k] = (tagint) ubuf(buf[m++]).i;
angle_atom3[nlocal][k] = (tagint) ubuf(buf[m++]).i;
}
num_dihedral[nlocal] = (int) ubuf(buf[m++]).i;
for (k = 0; k < num_dihedral[nlocal]; k++) {
dihedral_type[nlocal][k] = (int) ubuf(buf[m++]).i;
dihedral_atom1[nlocal][k] = (tagint) ubuf(buf[m++]).i;
dihedral_atom2[nlocal][k] = (tagint) ubuf(buf[m++]).i;
dihedral_atom3[nlocal][k] = (tagint) ubuf(buf[m++]).i;
dihedral_atom4[nlocal][k] = (tagint) ubuf(buf[m++]).i;
}
num_improper[nlocal] = (int) ubuf(buf[m++]).i;
for (k = 0; k < num_improper[nlocal]; k++) {
improper_type[nlocal][k] = (int) ubuf(buf[m++]).i;
improper_atom1[nlocal][k] = (tagint) ubuf(buf[m++]).i;
improper_atom2[nlocal][k] = (tagint) ubuf(buf[m++]).i;
improper_atom3[nlocal][k] = (tagint) ubuf(buf[m++]).i;
improper_atom4[nlocal][k] = (tagint) ubuf(buf[m++]).i;
}
nspecial[nlocal][0] = nspecial[nlocal][1] = nspecial[nlocal][2] = 0;
double **extra = atom->extra;
if (atom->nextra_store) {
int size = static_cast<int> (buf[0]) - m;
for (int i = 0; i < size; i++) extra[nlocal][i] = buf[m++];
}
atom->nlocal++;
return m;
}
/* ----------------------------------------------------------------------
create one atom of itype at coord
set other values to defaults
------------------------------------------------------------------------- */
void AtomVecAWSEM::create_atom(int itype, double *coord)
{
int nlocal = atom->nlocal;
if (nlocal == nmax) grow(0);
tag[nlocal] = 0;
type[nlocal] = itype;
x[nlocal][0] = coord[0];
x[nlocal][1] = coord[1];
x[nlocal][2] = coord[2];
mask[nlocal] = 1;
image[nlocal] = ((imageint) IMGMAX << IMG2BITS) |
((imageint) IMGMAX << IMGBITS) | IMGMAX;
v[nlocal][0] = 0.0;
v[nlocal][1] = 0.0;
v[nlocal][2] = 0.0;
q[nlocal] = 0.0;
molecule[nlocal] = 0;
residue[nlocal] = 0;
num_bond[nlocal] = 0;
num_angle[nlocal] = 0;
num_dihedral[nlocal] = 0;
num_improper[nlocal] = 0;
nspecial[nlocal][0] = nspecial[nlocal][1] = nspecial[nlocal][2] = 0;
atom->nlocal++;
}
/* ----------------------------------------------------------------------
unpack one line from Atoms section of data file
initialize other atom quantities
------------------------------------------------------------------------- */
void AtomVecAWSEM::data_atom(double *coord, imageint imagetmp, char **values)
{
int nlocal = atom->nlocal;
if (nlocal == nmax) grow(0);
tag[nlocal] = ATOTAGINT(values[0]);
molecule[nlocal] = ATOTAGINT(values[1]);
residue[nlocal] = ATOTAGINT(values[2]);
type[nlocal] = atoi(values[3]);
if (type[nlocal] <= 0 || type[nlocal] > atom->ntypes)
error->one(FLERR,"Invalid atom type in Atoms section of data file");
q[nlocal] = atof(values[4]);
x[nlocal][0] = coord[0];
x[nlocal][1] = coord[1];
x[nlocal][2] = coord[2];
image[nlocal] = imagetmp;
mask[nlocal] = 1;
v[nlocal][0] = 0.0;
v[nlocal][1] = 0.0;
v[nlocal][2] = 0.0;
num_bond[nlocal] = 0;
num_angle[nlocal] = 0;
num_dihedral[nlocal] = 0;
num_improper[nlocal] = 0;
atom->nlocal++;
}
/* ----------------------------------------------------------------------
unpack hybrid quantities from one line in Atoms section of data file
initialize other atom quantities for this sub-style
------------------------------------------------------------------------- */
int AtomVecAWSEM::data_atom_hybrid(int nlocal, char **values)
{
molecule[nlocal] = ATOTAGINT(values[0]);
residue[nlocal] = ATOTAGINT(values[1]);
q[nlocal] = atof(values[2]);
num_bond[nlocal] = 0;
num_angle[nlocal] = 0;
num_dihedral[nlocal] = 0;
num_improper[nlocal] = 0;