lammps/src/fix_spring_self.h

53 lines
1.4 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.
------------------------------------------------------------------------- */
#ifndef FIX_SPRING_SELF_H
#define FIX_SPRING_SELF_H
#include "fix.h"
namespace LAMMPS_NS {
class FixSpringSelf : public Fix {
public:
FixSpringSelf(class LAMMPS *, int, char **);
~FixSpringSelf();
int setmask();
void init();
void setup(int);
void min_setup(int);
void post_force(int);
void post_force_respa(int, int, int);
void min_post_force(int);
double compute_scalar();
double memory_usage();
void grow_arrays(int);
void copy_arrays(int, int);
int pack_exchange(int, double *);
int unpack_exchange(int, double *);
int pack_restart(int, double *);
void unpack_restart(int, int);
int size_restart(int);
int maxsize_restart();
private:
double k,espring;
double **xoriginal; // original coords of atoms
int nlevels_respa;
};
}
#endif