1 /* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */ 2 /* */ 3 /* This file is part of the program and library */ 4 /* SCIP --- Solving Constraint Integer Programs */ 5 /* */ 6 /* Copyright (C) 2002-2021 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 visit scipopt.org. */ 13 /* */ 14 /* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */ 15 16 /**@file prop_sync.h 17 * @ingroup PROPAGATORS 18 * @brief propagator for applying global bound changes that were communicated by other 19 * concurrent solvers 20 * @author Leona Gottwald 21 */ 22 23 /*---+----1----+----2----+----3----+----4----+----5----+----6----+----7----+----8----+----9----+----0----+----1----+----2*/ 24 25 #ifndef __SCIP_PROP_SYNC_H__ 26 #define __SCIP_PROP_SYNC_H__ 27 28 #include "scip/def.h" 29 #include "scip/type_lp.h" 30 #include "scip/type_prop.h" 31 #include "scip/type_retcode.h" 32 #include "scip/type_scip.h" 33 #include "scip/type_var.h" 34 35 #ifdef __cplusplus 36 extern "C" { 37 #endif 38 39 /** creates the sync propagator and includes it in SCIP 40 * 41 * @ingroup PropagatorIncludes 42 */ 43 SCIP_EXPORT 44 SCIP_RETCODE SCIPincludePropSync( 45 SCIP* scip /**< SCIP data structure */ 46 ); 47 48 /**@addtogroup PROPAGATORS 49 * 50 * @{ 51 */ 52 53 /** adds a boundchange to the sync propagator */ 54 SCIP_EXPORT 55 SCIP_RETCODE SCIPpropSyncAddBndchg( 56 SCIP* scip, /**< SCIP data structure */ 57 SCIP_PROP* prop, /**< sync propagator */ 58 SCIP_VAR* var, /**< variable for bound */ 59 SCIP_Real val, /**< value of bound */ 60 SCIP_BOUNDTYPE bndtype /**< type of bound */ 61 ); 62 63 /** gives the total number of tightened bounds found by the sync propagator */ 64 SCIP_EXPORT 65 SCIP_Longint SCIPpropSyncGetNTightenedBnds( 66 SCIP_PROP* prop /**< sync propagator */ 67 ); 68 69 /** gives the total number of tightened bounds for integer variables found by the sync propagator */ 70 SCIP_EXPORT 71 SCIP_Longint SCIPpropSyncGetNTightenedIntBnds( 72 SCIP_PROP* prop /**< sync propagator */ 73 ); 74 75 /** @} */ 76 77 #ifdef __cplusplus 78 } 79 #endif 80 81 #endif 82