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git-svn-id: svn://svn.icms.temple.edu/lammps-ro/trunk@2755 f3b2605a-c512-4ea7-a41b-209d697bcdaa

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sjplimp
2009-04-15 13:05:53 +00:00
parent b3884b1b57
commit 38f4cf5463
6 changed files with 64 additions and 3 deletions
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20
src/fix_gravity.cpp
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@ -19,6 +19,7 @@
#include "atom.h"
#include "update.h"
#include "domain.h"
#include "respa.h"
#include "error.h"
using namespace LAMMPS_NS;
@ -97,6 +98,7 @@ int FixGravity::setmask()
{
int mask = 0;
mask |= POST_FORCE;
mask |= POST_FORCE_RESPA;
return mask;
}
@ -104,6 +106,9 @@ int FixGravity::setmask()
void FixGravity::init()
{
if (strcmp(update->integrate_style,"respa") == 0)
nlevels_respa = ((Respa *) update->integrate)->nlevels;
dt = update->dt;
xacc = magnitude*xgrav;
@ -115,7 +120,13 @@ void FixGravity::init()
void FixGravity::setup(int vflag)
{
post_force(vflag);
if (strcmp(update->integrate_style,"verlet") == 0)
post_force(vflag);
else {
((Respa *) update->integrate)->copy_flevel_f(nlevels_respa-1);
post_force_respa(vflag,nlevels_respa-1,0);
((Respa *) update->integrate)->copy_f_flevel(nlevels_respa-1);
}
}
/* ---------------------------------------------------------------------- */
@ -170,3 +181,10 @@ void FixGravity::post_force(int vflag)
}
}
}
/* ---------------------------------------------------------------------- */
void FixGravity::post_force_respa(int vflag, int ilevel, int iloop)
{
if (ilevel == nlevels_respa-1) post_force(vflag);
}