Files
lammps/src/fix_ave_grid.h
2023-08-03 10:59:31 -04:00

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3.5 KiB
C++

/* -*- c++ -*- ----------------------------------------------------------
LAMMPS - Large-scale Atomic/Molecular Massively Parallel Simulator
https://www.lammps.org/, Sandia National Laboratories
LAMMPS development team: developers@lammps.org
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
// clang-format off
FixStyle(ave/grid,FixAveGrid);
// clang-format on
#else
#ifndef LMP_FIX_AVE_GRID_H
#define LMP_FIX_AVE_GRID_H
#include "fix.h"
namespace LAMMPS_NS {
class FixAveGrid : public Fix {
public:
FixAveGrid(class LAMMPS *, int, char **);
~FixAveGrid() override;
int setmask() override;
void init() override;
void setup(int) override;
void end_of_step() override;
void pack_reverse_grid(int, void *, int, int *) override;
void unpack_reverse_grid(int, void *, int, int *) override;
void pack_remap_grid(int, void *, int, int *) override;
void unpack_remap_grid(int, void *, int, int *) override;
void reset_grid() override;
int get_grid_by_name(const std::string &, int &) override;
void *get_grid_by_index(int) override;
int get_griddata_by_name(int, const std::string &, int &) override;
void *get_griddata_by_index(int) override;
double memory_usage() override;
private:
int nxgrid,nygrid,nzgrid;
int nvalues;
int nrepeat, irepeat;
bigint nvalid, nvalid_last;
int modeatom, modegrid;
int discardflag, normflag, aveflag, nwindow;
double maxdist;
int running_count;
int window_count,window_oldest,window_newest;
int biasflag;
char *id_bias;
class Compute *tbias; // ptr to additional bias compute
double adof,cdof;
int dimension,triclinic;
int *which, *argindex;
char **ids;
int *value2index, *value2grid, *value2data;
class Grid2d *grid2d;
class Grid3d *grid3d;
int ngrid_buf1, ngrid_buf2;
double *grid_buf1, *grid_buf2;
int nxlo_in,nxhi_in,nylo_in,nyhi_in,nzlo_in,nzhi_in;
int nxlo_out,nxhi_out,nylo_out,nyhi_out,nzlo_out,nzhi_out;
int ngridout;
struct GridData {
double **vec2d,***vec3d;
double ***array2d,****array3d;
double **count2d,***count3d;
};
GridData *grid_output;
GridData *grid_sample,*grid_nfreq,*grid_running;
GridData **grid_window;
// old grid data for remap operation
class Grid2d *grid2d_previous;
class Grid3d *grid3d_previous;
int nxlo_out_previous,nylo_out_previous,nzlo_out_previous;
GridData *grid_sample_previous,*grid_nfreq_previous,*grid_running_previous;
GridData **grid_window_previous;
int **bin;
int *skip;
int maxatom;
double *vresult;
int maxvar;
void atom2grid();
void grid2grid();
void normalize_atom(int, GridData *);
void normalize_grid(int, GridData *);
void normalize_count(int, GridData *);
void allocate_grid();
GridData *allocate_one_grid();
GridData *clone_one_grid(GridData *);
void deallocate_one_grid(GridData *, int, int, int);
int pack_one_grid(GridData *, int, double *);
int unpack_one_grid(double *, GridData *, int);
double size_grid(GridData *);
void zero_grid(GridData *);
void copy_grid(GridData *, GridData *);
void add_grid(GridData *, GridData *);
void subtract_grid(GridData *, GridData *);
void output_grid(GridData *);
bigint nextvalid();
};
} // namespace LAMMPS_NS
#endif
#endif