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     This file is from LAMMPS
36     LAMMPS - Large-scale Atomic/Molecular Massively Parallel Simulator
37     http://lammps.sandia.gov, Sandia National Laboratories
38     Steve Plimpton, sjplimp@sandia.gov
39 
40     Copyright (2003) Sandia Corporation.  Under the terms of Contract
41     DE-AC04-94AL85000 with Sandia Corporation, the U.S. Government retains
42     certain rights in this software.  This software is distributed under
43     the GNU General Public License.
44 ------------------------------------------------------------------------- */
45 
46 #ifdef REGION_CLASS
47 
48 RegionStyle(cone,RegCone)
49 
50 #else
51 
52 #ifndef LMP_REGION_CONE_H
53 #define LMP_REGION_CONE_H
54 
55 #include "region.h"
56 
57 namespace LAMMPS_NS {
58 
59 class RegCone : public Region {
60  public:
61   RegCone(class LAMMPS *, int, char **);
62   ~RegCone();
63   int inside(double, double, double);
64   int surface_interior(double *, double);
65   int surface_exterior(double *, double);
66 
67  private:
68   char axis;
69   double c1,c2;
70   double radiuslo,radiushi;
71   double lo,hi;
72   double maxradius;
73 
74   void point_on_line_segment(double *, double *, double *, double *);
75   double closest(double *, double *, double *, double);
76 
77   void subtract(double *, double *, double *);
78   double dotproduct(double *, double *);
79 };
80 
81 }
82 
83 #endif
84 #endif
85 
86 /* ERROR/WARNING messages:
87 
88 E: Illegal ... command
89 
90 Self-explanatory.  Check the input script syntax and compare to the
91 documentation for the command.  You can use -echo screen as a
92 command-line option when running LAMMPS to see the offending line.
93 
94 E: Cannot use region INF or EDGE when box does not exist
95 
96 Regions that extend to the box boundaries can only be used after the
97 create_box command has been used.
98 
99 */
100