/* ----------------------------------------------------------------------
   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.
------------------------------------------------------------------------- */

#include "fix_nvt_sphere.h"
#include <cstring>
#include <string>
#include "group.h"
#include "modify.h"
#include "error.h"
#include "fmt/format.h"

using namespace LAMMPS_NS;
using namespace FixConst;

/* ---------------------------------------------------------------------- */

FixNVTSphere::FixNVTSphere(LAMMPS *lmp, int narg, char **arg) :
  FixNHSphere(lmp, narg, arg)
{
  if (!tstat_flag)
    error->all(FLERR,"Temperature control must be used with fix nvt/sphere");
  if (pstat_flag)
    error->all(FLERR,"Pressure control can not be used with fix nvt/sphere");

  // create a new compute temp style
  // id = fix-ID + temp

  std::string cmd = id + std::string("_temp");
  id_temp = new char[cmd.size()+1];
  strcpy(id_temp,cmd.c_str());

  cmd += fmt::format(" {} temp/sphere",group->names[igroup]);
  modify->add_compute(cmd);
  tcomputeflag = 1;
}