1 /* ----------------------------------------------------------------------
2     This is the
3 
4     ██╗     ██╗ ██████╗  ██████╗  ██████╗ ██╗  ██╗████████╗███████╗
5     ██║     ██║██╔════╝ ██╔════╝ ██╔════╝ ██║  ██║╚══██╔══╝██╔════╝
6     ██║     ██║██║  ███╗██║  ███╗██║  ███╗███████║   ██║   ███████╗
7     ██║     ██║██║   ██║██║   ██║██║   ██║██╔══██║   ██║   ╚════██║
8     ███████╗██║╚██████╔╝╚██████╔╝╚██████╔╝██║  ██║   ██║   ███████║
9     ╚══════╝╚═╝ ╚═════╝  ╚═════╝  ╚═════╝ ╚═╝  ╚═╝   ╚═╝   ╚══════╝®
10 
11     DEM simulation engine, released by
12     DCS Computing Gmbh, Linz, Austria
13     http://www.dcs-computing.com, office@dcs-computing.com
14 
15     LIGGGHTS® is part of CFDEM®project:
16     http://www.liggghts.com | http://www.cfdem.com
17 
18     Core developer and main author:
19     Christoph Kloss, christoph.kloss@dcs-computing.com
20 
21     LIGGGHTS® is open-source, distributed under the terms of the GNU Public
22     License, version 2 or later. It is distributed in the hope that it will
23     be useful, but WITHOUT ANY WARRANTY; without even the implied warranty
24     of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. You should have
25     received a copy of the GNU General Public License along with LIGGGHTS®.
26     If not, see http://www.gnu.org/licenses . See also top-level README
27     and LICENSE files.
28 
29     LIGGGHTS® and CFDEM® are registered trade marks of DCS Computing GmbH,
30     the producer of the LIGGGHTS® software and the CFDEM®coupling software
31     See http://www.cfdem.com/terms-trademark-policy for details.
32 
33 -------------------------------------------------------------------------
34     Contributing author and copyright for this file:
35     (if not contributing author is listed, this file has been contributed
36     by the core developer)
37 
38     Copyright 2012-     DCS Computing GmbH, Linz
39     Copyright 2009-2012 JKU Linz
40 ------------------------------------------------------------------------- */
41 
42 #ifdef FIX_CLASS
43 
44 FixStyle(nve/sph,FixNVESph)
45 
46 #else
47 
48 #ifndef LMP_FIX_NVE_SPH_H
49 #define LMP_FIX_NVE_SPH_H
50 
51 #include "fix.h"
52 
53 namespace LAMMPS_NS {
54 
55 class FixNVESph : public Fix {
56  public:
57   FixNVESph(class LAMMPS *, int, char **);
58   virtual ~FixNVESph() {}
59   int setmask();
60   virtual void init();
61   virtual void initial_integrate(int);
62   virtual void final_integrate();
63   virtual void initial_integrate_respa(int, int, int);
64   virtual void final_integrate_respa(int, int);
65   virtual void reset_dt();
66 
67  protected:
68   double dtv,dtf;
69   double *step_respa;
70   int mass_require;
71 };
72 
73 }
74 
75 #endif
76 #endif
77 
78 /* ERROR/WARNING messages:
79 
80 E: Illegal ... command
81 
82 Self-explanatory.  Check the input script syntax and compare to the
83 documentation for the command.  You can use -echo screen as a
84 command-line option when running LAMMPS to see the offending line.
85 
86 */
87