1 /* Copyright (C) 2008 Atsushi Togo */
2 /* All rights reserved. */
3 
4 /* This file is part of spglib. */
5 
6 /* Redistribution and use in source and binary forms, with or without */
7 /* modification, are permitted provided that the following conditions */
8 /* are met: */
9 
10 /* * Redistributions of source code must retain the above copyright */
11 /*   notice, this list of conditions and the following disclaimer. */
12 
13 /* * Redistributions in binary form must reproduce the above copyright */
14 /*   notice, this list of conditions and the following disclaimer in */
15 /*   the documentation and/or other materials provided with the */
16 /*   distribution. */
17 
18 /* * Neither the name of the phonopy project nor the names of its */
19 /*   contributors may be used to endorse or promote products derived */
20 /*   from this software without specific prior written permission. */
21 
22 /* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS */
23 /* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT */
24 /* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS */
25 /* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE */
26 /* COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, */
27 /* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, */
28 /* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; */
29 /* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER */
30 /* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT */
31 /* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN */
32 /* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE */
33 /* POSSIBILITY OF SUCH DAMAGE. */
34 
35 #ifndef __cell_H__
36 #define __cell_H__
37 
38 #include "mathfunc.h"
39 
40 typedef struct {
41   int size;
42   double (*lattice)[3]; /* 3x3 matrix */
43   int *types;
44   double (*position)[3];
45 } Cell;
46 
47 Cell *cel_alloc_cell(const int size);
48 void cel_free_cell(Cell * cell);
49 void cel_set_cell(Cell * cell,
50                   SPGCONST double lattice[3][3],
51                   SPGCONST double position[][3],
52                   const int types[]);
53 Cell * cel_copy_cell(const Cell * cell);
54 int cel_is_overlap(const double a[3],
55                    const double b[3],
56                    SPGCONST double lattice[3][3],
57                    const double symprec);
58 int cel_is_overlap_with_same_type(const double a[3],
59                                   const double b[3],
60                                   const int type_a,
61                                   const int type_b,
62                                   SPGCONST double lattice[3][3],
63                                   const double symprec);
64 int cel_any_overlap(const Cell * cell,
65                     const double symprec);
66 int cel_any_overlap_with_same_type(const Cell * cell,
67                                    const double symprec);
68 Cell * cel_trim_cell(int * mapping_table,
69                      SPGCONST double trimmed_lattice[3][3],
70                      const Cell * cell,
71                      const double symprec);
72 
73 #endif
74