1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
/* -*- 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 REGION_CLASS
RegionStyle(sphere,RegSphere)
#else
#ifndef LMP_REGION_SPHERE_H
#define LMP_REGION_SPHERE_H
#include "region.h"
namespace LAMMPS_NS {
class RegSphere : public Region {
public:
RegSphere(class LAMMPS *, int, char **);
~RegSphere();
void init();
int inside(double, double, double);
int surface_interior(double *, double);
int surface_exterior(double *, double);
void shape_update();
void set_velocity_shape();
void velocity_contact_shape(double *, double *);
private:
double xc,yc,zc;
double radius;
int xstyle,xvar;
int ystyle,yvar;
int zstyle,zvar;
int rstyle,rvar;
char *xstr,*ystr,*zstr,*rstr;
void variable_check();
};
}
#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: Variable evaluation in region gave bad value
Variable returned a radius < 0.0.
E: Variable name for region sphere does not exist
Self-explanatory.
E: Variable for region sphere is invalid style
Only equal-style variables are allowed.
*/