Scippy

GCG

Branch-and-Price & Column Generation for Everyone

heur_gcgsimplerounding.h
Go to the documentation of this file.
1 /* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
2 /* */
3 /* This file is part of the program */
4 /* GCG --- Generic Column Generation */
5 /* a Dantzig-Wolfe decomposition based extension */
6 /* of the branch-cut-and-price framework */
7 /* SCIP --- Solving Constraint Integer Programs */
8 /* */
9 /* Copyright (C) 2010-2021 Operations Research, RWTH Aachen University */
10 /* Zuse Institute Berlin (ZIB) */
11 /* */
12 /* This program is free software; you can redistribute it and/or */
13 /* modify it under the terms of the GNU Lesser General Public License */
14 /* as published by the Free Software Foundation; either version 3 */
15 /* of the License, or (at your option) any later version. */
16 /* */
17 /* This program is distributed in the hope that it will be useful, */
18 /* but WITHOUT ANY WARRANTY; without even the implied warranty of */
19 /* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the */
20 /* GNU Lesser General Public License for more details. */
21 /* */
22 /* You should have received a copy of the GNU Lesser General Public License */
23 /* along with this program; if not, write to the Free Software */
24 /* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA.*/
25 /* */
26 /* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
27 
28 /**@file heur_gcgsimplerounding.h
29  * @brief simple and fast LP rounding heuristic
30  * @author Tobias Achterberg
31  * @author Christian Puchert
32  * @ingroup PRIMALHEURISTICS
33  */
34 
35 /*---+----1----+----2----+----3----+----4----+----5----+----6----+----7----+----8----+----9----+----0----+----1----+----2*/
36 
37 #ifndef GCG_HEUR_GCGSIMPLEROUNDING_H__
38 #define GCG_HEUR_GCGSIMPLEROUNDING_H__
39 
40 
41 #include "scip/scip.h"
42 
43 #ifdef __cplusplus
44 extern "C" {
45 #endif
46 
47 /** creates the GCG simple rounding heuristic and includes it in SCIP */
48 extern
50  SCIP* scip /**< SCIP data structure */
51  );
52 
53 #ifdef __cplusplus
54 }
55 #endif
56 
57 #endif
SCIP_RETCODE SCIPincludeHeurGcgsimplerounding(SCIP *scip)