forked from lijiext/lammps
54 lines
1.2 KiB
C++
54 lines
1.2 KiB
C++
/* ----------------------------------------------------------------------
|
|
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.
|
|
------------------------------------------------------------------------- */
|
|
|
|
#ifdef FIX_CLASS
|
|
|
|
FixStyle(viscosity,FixViscosity)
|
|
|
|
#else
|
|
|
|
#ifndef LMP_FIX_VISCOSITY_H
|
|
#define LMP_FIX_VISCOSITY_H
|
|
|
|
#include "fix.h"
|
|
|
|
namespace LAMMPS_NS {
|
|
|
|
class FixViscosity : public Fix {
|
|
public:
|
|
FixViscosity(class LAMMPS *, int, char **);
|
|
~FixViscosity();
|
|
int setmask();
|
|
void init();
|
|
void end_of_step();
|
|
double compute_scalar();
|
|
|
|
private:
|
|
int me;
|
|
int vdim,pdim,nbin,periodicity;
|
|
int nswap;
|
|
double vtarget;
|
|
double prd,boxlo,boxhi;
|
|
double slablo_lo,slablo_hi,slabhi_lo,slabhi_hi;
|
|
double p_exchange;
|
|
|
|
int npositive,nnegative;
|
|
int *pos_index,*neg_index;
|
|
double *pos_delta,*neg_delta;
|
|
};
|
|
|
|
}
|
|
|
|
#endif
|
|
#endif
|