1 /* Copyright 2011,2012 IPB, Universite de Bordeaux, INRIA & CNRS
2 **
3 ** This file is part of the Scotch software package for static mapping,
4 ** graph partitioning and sparse matrix ordering.
5 **
6 ** This software is governed by the CeCILL-C license under French law
7 ** and abiding by the rules of distribution of free software. You can
8 ** use, modify and/or redistribute the software under the terms of the
9 ** CeCILL-C license as circulated by CEA, CNRS and INRIA at the following
10 ** URL: "http://www.cecill.info".
11 **
12 ** As a counterpart to the access to the source code and rights to copy,
13 ** modify and redistribute granted by the license, users are provided
14 ** only with a limited warranty and the software's author, the holder of
15 ** the economic rights, and the successive licensors have only limited
16 ** liability.
17 **
18 ** In this respect, the user's attention is drawn to the risks associated
19 ** with loading, using, modifying and/or developing or reproducing the
20 ** software by the user in light of its specific status of free software,
21 ** that may mean that it is complicated to manipulate, and that also
22 ** therefore means that it is reserved for developers and experienced
23 ** professionals having in-depth computer knowledge. Users are therefore
24 ** encouraged to load and test the software's suitability as regards
25 ** their requirements in conditions enabling the security of their
26 ** systems and/or data to be ensured and, more generally, to use and
27 ** operate it in the same conditions as regards security.
28 **
29 ** The fact that you are presently reading this means that you have had
30 ** knowledge of the CeCILL-C license and that you accept its terms.
31 */
32 /************************************************************/
33 /**                                                        **/
34 /**   NAME       : library_dgraph_coarsen_f.c              **/
35 /**                                                        **/
36 /**   AUTHOR     : Francois PELLEGRINI                     **/
37 /**                                                        **/
38 /**   FUNCTION   : This module is the Fortran API for the  **/
39 /**                distributed graph coarsening routine of **/
40 /**                the libSCOTCH library.                  **/
41 /**                                                        **/
42 /**   DATES      : # Version 5.1  : from : 07 aug 2011     **/
43 /**                                 to     07 aug 2011     **/
44 /**                # Version 6.0  : from : 12 sep 2012     **/
45 /**                                 to     29 nov 2012     **/
46 /**                                                        **/
47 /************************************************************/
48 
49 /*
50 **  The defines and includes.
51 */
52 
53 #define LIBRARY
54 
55 #include "module.h"
56 #include "common.h"
57 #include "ptscotch.h"
58 
59 /**************************************/
60 /*                                    */
61 /* These routines are the Fortran API */
62 /* for the mapping routines.          */
63 /*                                    */
64 /**************************************/
65 
66 /*
67 **
68 */
69 
70 FORTRAN (                                     \
71 SCOTCHFDGRAPHCOARSEN, scotchfdgraphcoarsen, ( \
72 SCOTCH_Dgraph * const       finegrafptr,      \
73 const SCOTCH_Num * const    coarnbrptr,       \
74 double * const              coarratptr,       \
75 const SCOTCH_Num * const    flagvalptr,       \
76 SCOTCH_Dgraph * const       coargrafptr,      \
77 SCOTCH_Num * const          multloctab,       \
78 int * const                 revaptr),         \
79 (finegrafptr, coarnbrptr, coarratptr, flagvalptr, coargrafptr, multloctab, revaptr))
80 {
81   *revaptr = SCOTCH_dgraphCoarsen (finegrafptr, *coarnbrptr, *coarratptr, *flagvalptr, coargrafptr, multloctab);
82 }
83