Scippy

SCIP

Solving Constraint Integer Programs

reader_opb.h
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1 /* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
2 /* */
3 /* This file is part of the program and library */
4 /* SCIP --- Solving Constraint Integer Programs */
5 /* */
6 /* Copyright (C) 2002-2017 Konrad-Zuse-Zentrum */
7 /* fuer Informationstechnik Berlin */
8 /* */
9 /* SCIP is distributed under the terms of the ZIB Academic License. */
10 /* */
11 /* You should have received a copy of the ZIB Academic License */
12 /* along with SCIP; see the file COPYING. If not email to scip@zib.de. */
13 /* */
14 /* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
15 
16 /**@file reader_opb.h
17  * @ingroup FILEREADERS
18  * @brief pseudo-Boolean file reader (opb format)
19  * @author Stefan Heinz
20  * @author Michael Winkler
21  *
22  * This file reader parses the @a opb format and is also used by the @a wbo reader for the @a wbo format. For a
23  * detailed description of this format see http://www.cril.univ-artois.fr/PB10/format.pdf .
24  */
25 
26 /*---+----1----+----2----+----3----+----4----+----5----+----6----+----7----+----8----+----9----+----0----+----1----+----2*/
27 
28 #ifndef __SCIP_READER_OPB_H__
29 #define __SCIP_READER_OPB_H__
30 
31 #include "scip/scip.h"
32 
33 #ifdef __cplusplus
34 extern "C" {
35 #endif
36 
37 /** includes the opb file reader into SCIP
38  *
39  * @ingroup FileReaderIncludes
40  */
41 extern
43  SCIP* scip /**< SCIP data structure */
44  );
45 
46 /**@addtogroup FILEREADERS
47  *
48  * @{
49  */
50 
51 /** reads problem from file */
52 extern
54  SCIP* scip, /**< SCIP data structure */
55  SCIP_READER* reader, /**< the file reader itself */
56  const char* filename, /**< full path and name of file to read, or NULL if stdin should be used */
57  SCIP_RESULT* result /**< pointer to store the result of the file reading call */
58  );
59 
60 /** writes problem to file */
61 extern
63  SCIP* scip, /**< SCIP data structure */
64  FILE* file, /**< output file, or NULL if standard output should be used */
65  const char* name, /**< problem name */
66  SCIP_Bool transformed, /**< TRUE iff problem is the transformed problem */
67  SCIP_OBJSENSE objsense, /**< objective sense */
68  SCIP_Real objscale, /**< scalar applied to objective function; external objective value is
69  extobj = objsense * objscale * (intobj + objoffset) */
70  SCIP_Real objoffset, /**< objective offset from bound shifting and fixing */
71  SCIP_VAR** vars, /**< array with active variables ordered binary, integer, implicit, continuous */
72  int nvars, /**< number of active variables in the problem */
73  int nbinvars, /**< number of binary variables */
74  int nintvars, /**< number of general integer variables */
75  int nimplvars, /**< number of implicit integer variables */
76  int ncontvars, /**< number of continuous variables */
77  SCIP_VAR** fixedvars, /**< array with fixed variables */
78  int nfixedvars, /**< number of fixed and aggregated variables in the problem */
79  SCIP_CONS** conss, /**< array with constraints of the problem */
80  int nconss, /**< number of constraints in the problem */
81  SCIP_Bool genericnames, /**< should generic variable and constraint names be used */
82  SCIP_RESULT* result /**< pointer to store the result of the file writing call */
83  );
84 
85 /* @} */
86 
87 #ifdef __cplusplus
88 }
89 #endif
90 
91 #endif
enum SCIP_Result SCIP_RESULT
Definition: type_result.h:52
SCIP_RETCODE SCIPincludeReaderOpb(SCIP *scip)
Definition: reader_opb.c:4456
enum SCIP_Retcode SCIP_RETCODE
Definition: type_retcode.h:53
SCIP_RETCODE SCIPreadOpb(SCIP *scip, SCIP_READER *reader, const char *filename, SCIP_RESULT *result)
Definition: reader_opb.c:4164
SCIP_RETCODE SCIPwriteOpb(SCIP *scip, FILE *file, const char *name, SCIP_Bool transformed, SCIP_OBJSENSE objsense, SCIP_Real objscale, SCIP_Real objoffset, SCIP_VAR **vars, int nvars, int nbinvars, int nintvars, int nimplvars, int ncontvars, SCIP_VAR **fixedvars, int nfixedvars, SCIP_CONS **conss, int nconss, SCIP_Bool genericnames, SCIP_RESULT *result)
Definition: reader_opb.c:4239
#define SCIP_Bool
Definition: def.h:61
enum SCIP_Objsense SCIP_OBJSENSE
Definition: type_prob.h:41
#define SCIP_Real
Definition: def.h:145
SCIP callable library.