1 /* -*- mode: C -*-  */
2 /*
3    IGraph library.
4    Copyright (C) 2009-2012  Gabor Csardi <csardi.gabor@gmail.com>
5    334 Harvard street, Cambridge, MA 02139 USA
6 
7    This program is free software; you can redistribute it and/or modify
8    it under the terms of the GNU General Public License as published by
9    the Free Software Foundation; either version 2 of the License, or
10    (at your option) any later version.
11 
12    This program is distributed in the hope that it will be useful,
13    but WITHOUT ANY WARRANTY; without even the implied warranty of
14    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
15    GNU General Public License for more details.
16 
17    You should have received a copy of the GNU General Public License
18    along with this program; if not, write to the Free Software
19    Foundation, Inc.,  51 Franklin Street, Fifth Floor, Boston, MA
20    02110-1301 USA
21 
22 */
23 
24 #ifndef IGRAPH_CONVERSION_H
25 #define IGRAPH_CONVERSION_H
26 
27 #include "igraph_decls.h"
28 #include "igraph_constants.h"
29 #include "igraph_types.h"
30 #include "igraph_datatype.h"
31 #include "igraph_spmatrix.h"
32 #include "igraph_matrix.h"
33 #include "igraph_sparsemat.h"
34 #include "igraph_attributes.h"
35 
36 __BEGIN_DECLS
37 
38 /* -------------------------------------------------- */
39 /* Conversion                                         */
40 /* -------------------------------------------------- */
41 
42 IGRAPH_EXPORT int igraph_get_adjacency(const igraph_t *graph, igraph_matrix_t *res,
43                                        igraph_get_adjacency_t type, igraph_bool_t eids);
44 IGRAPH_EXPORT int igraph_get_adjacency_sparse(const igraph_t *graph, igraph_spmatrix_t *res,
45                                               igraph_get_adjacency_t type);
46 
47 IGRAPH_EXPORT int igraph_get_stochastic(const igraph_t *graph,
48                                         igraph_matrix_t *matrix,
49                                         igraph_bool_t column_wise);
50 
51 IGRAPH_EXPORT int igraph_get_stochastic_sparsemat(const igraph_t *graph,
52                                                   igraph_sparsemat_t *sparsemat,
53                                                   igraph_bool_t column_wise);
54 
55 IGRAPH_EXPORT int igraph_get_edgelist(const igraph_t *graph, igraph_vector_t *res, igraph_bool_t bycol);
56 
57 IGRAPH_EXPORT int igraph_to_directed(igraph_t *graph,
58                                      igraph_to_directed_t flags);
59 IGRAPH_EXPORT int igraph_to_undirected(igraph_t *graph,
60                                        igraph_to_undirected_t mode,
61                                        const igraph_attribute_combination_t *edge_comb);
62 IGRAPH_EXPORT int igraph_to_prufer(const igraph_t *graph, igraph_vector_int_t *prufer);
63 
64 __END_DECLS
65 
66 #endif
67