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lammps/src/MOLFILE/reader_molfile.h
2022-04-15 15:29:43 -04:00

66 lines
1.9 KiB
C++

/* -*- c++ -*- ----------------------------------------------------------
LAMMPS - Large-scale Atomic/Molecular Massively Parallel Simulator
https://www.lammps.org/, 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.
Contributed by Axel Kohlmeyer (Temple U)
------------------------------------------------------------------------- */
#ifdef READER_CLASS
// clang-format off
ReaderStyle(molfile,ReaderMolfile);
// clang-format on
#else
#ifndef LMP_READER_MOLFILE_H
#define LMP_READER_MOLFILE_H
#include "reader.h"
namespace LAMMPS_NS {
class ReaderMolfile : public Reader {
public:
ReaderMolfile(class LAMMPS *);
~ReaderMolfile() override;
void settings(int, char **) override;
int read_time(bigint &) override;
void skip() override;
bigint read_header(double[3][3], int &, int &, int, int, int *, char **, int, int, int &, int &,
int &, int &) override;
void read_atoms(int, int, double **) override;
void open_file(const std::string &) override;
void close_file() override;
private:
int *fieldindex; // mapping of input fields to dump
class MolfileInterface *mf;
float *coords; // pointer to temporary coordinate storage
float *vels; // pointer to temporary velocity storage
int *types; // pointer to temporary type info storage
float cell[6]; // box info (stored as, a, b, c, alpha, beta, gamma)
int natoms; // current number of atoms
int needvels; // 1 if velocities are required, otherwise 0
bigint nstep; // current (time) step number
bigint nid; // current atom id.
int me;
};
} // namespace LAMMPS_NS
#endif
#endif