1 /* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */ 2 /* */ 3 /* This file is part of the program and library */ 4 /* SCIP --- Solving Constraint Integer Programs */ 5 /* */ 6 /* Copyright (c) 2002-2023 Zuse Institute Berlin (ZIB) */ 7 /* */ 8 /* Licensed under the Apache License, Version 2.0 (the "License"); */ 9 /* you may not use this file except in compliance with the License. */ 10 /* You may obtain a copy of the License at */ 11 /* */ 12 /* http://www.apache.org/licenses/LICENSE-2.0 */ 13 /* */ 14 /* Unless required by applicable law or agreed to in writing, software */ 15 /* distributed under the License is distributed on an "AS IS" BASIS, */ 16 /* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. */ 17 /* See the License for the specific language governing permissions and */ 18 /* limitations under the License. */ 19 /* */ 20 /* You should have received a copy of the Apache-2.0 license */ 21 /* along with SCIP; see the file LICENSE. If not visit scipopt.org. */ 22 /* */ 23 /* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */ 24 25 /**@file prop_sync.h 26 * @ingroup PROPAGATORS 27 * @brief propagator for applying global bound changes that were communicated by other 28 * concurrent solvers 29 * @author Leona Gottwald 30 */ 31 32 /*---+----1----+----2----+----3----+----4----+----5----+----6----+----7----+----8----+----9----+----0----+----1----+----2*/ 33 34 #ifndef __SCIP_PROP_SYNC_H__ 35 #define __SCIP_PROP_SYNC_H__ 36 37 #include "scip/def.h" 38 #include "scip/type_lp.h" 39 #include "scip/type_prop.h" 40 #include "scip/type_retcode.h" 41 #include "scip/type_scip.h" 42 #include "scip/type_var.h" 43 44 #ifdef __cplusplus 45 extern "C" { 46 #endif 47 48 /** creates the sync propagator and includes it in SCIP 49 * 50 * @ingroup PropagatorIncludes 51 */ 52 SCIP_EXPORT 53 SCIP_RETCODE SCIPincludePropSync( 54 SCIP* scip /**< SCIP data structure */ 55 ); 56 57 /**@addtogroup PROPAGATORS 58 * 59 * @{ 60 */ 61 62 /** adds a boundchange to the sync propagator */ 63 SCIP_EXPORT 64 SCIP_RETCODE SCIPpropSyncAddBndchg( 65 SCIP* scip, /**< SCIP data structure */ 66 SCIP_PROP* prop, /**< sync propagator */ 67 SCIP_VAR* var, /**< variable for bound */ 68 SCIP_Real val, /**< value of bound */ 69 SCIP_BOUNDTYPE bndtype /**< type of bound */ 70 ); 71 72 /** gives the total number of tightened bounds found by the sync propagator */ 73 SCIP_EXPORT 74 SCIP_Longint SCIPpropSyncGetNTightenedBnds( 75 SCIP_PROP* prop /**< sync propagator */ 76 ); 77 78 /** gives the total number of tightened bounds for integer variables found by the sync propagator */ 79 SCIP_EXPORT 80 SCIP_Longint SCIPpropSyncGetNTightenedIntBnds( 81 SCIP_PROP* prop /**< sync propagator */ 82 ); 83 84 /** @} */ 85 86 #ifdef __cplusplus 87 } 88 #endif 89 90 #endif 91