/* -*- 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(momentum/chunk,FixMomentumChunk)

#else

#ifndef LMP_FIX_MY_MOMROT_CHUNK_H
#define LMP_FIX_MY_MOMROT_CHUNK_H

#include "fix.h"

namespace LAMMPS_NS {

class FixMomentumChunk : public Fix {
 public:
  FixMomentumChunk(class LAMMPS *, int, char **);
  ~FixMomentumChunk();
  int setmask();
  void init();
  void end_of_step();

 private:
  char *idchunk,*idcom,*idvcm,*idomega;

  int linear,angular;

  int nchunk;

  class ComputeChunkAtom *cchunk;
  class ComputeCOMChunk *ccom;
  class ComputeVCMChunk *cvcm;
  class ComputeOmegaChunk *comega;
};

}

#endif
#endif

/* ERROR/WARNING messages:

E: Illegal ... command

Self-explanatory.  Check the input script syntax and compare to the
documentation for the command.  You can use -echo screen as a
command-line option when running LAMMPS to see the offending line.

E: Chunk/atom compute does not exist for fix spring/chunk

UNDOCUMENTED

E: Fix spring/chunk does not use chunk/atom compute

UNDOCUMENTED

E: Com/chunk compute does not exist for fix spring/chunk

UNDOCUMENTED

E: Fix spring/chunk does not use com/chunk compute

UNDOCUMENTED

E: Fix spring chunk chunkID not same as comID chunkID

UNDOCUMENTED

U: R0 < 0 for fix spring command

Equilibrium spring length is invalid.

U: Fix spring couple group ID does not exist

Self-explanatory.

U: Two groups cannot be the same in fix spring couple

Self-explanatory.

*/