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_vbounds.h 26 * @ingroup PROPAGATORS 27 * @brief variable upper and lower bound propagator 28 * @author Stefan Heinz 29 * @author Jens Schulz 30 */ 31 32 /*---+----1----+----2----+----3----+----4----+----5----+----6----+----7----+----8----+----9----+----0----+----1----+----2*/ 33 34 #ifndef __SCIP_PROP_VBOUNDS_H__ 35 #define __SCIP_PROP_VBOUNDS_H__ 36 37 #include "scip/def.h" 38 #include "scip/type_result.h" 39 #include "scip/type_retcode.h" 40 #include "scip/type_scip.h" 41 42 #ifdef __cplusplus 43 extern "C" { 44 #endif 45 46 /** creates the vbounds propagator and includes it in SCIP 47 * 48 * @ingroup PropagatorIncludes 49 */ 50 SCIP_EXPORT 51 SCIP_RETCODE SCIPincludePropVbounds( 52 SCIP* scip /**< SCIP data structure */ 53 ); 54 55 /**@addtogroup PROPAGATORS 56 * 57 * @{ 58 */ 59 60 /** returns TRUE if the propagator has the status that all variable lower and upper bounds are propagated */ 61 SCIP_EXPORT 62 SCIP_Bool SCIPisPropagatedVbounds( 63 SCIP* scip /**< SCIP data structure */ 64 ); 65 66 /** performs propagation of variables lower and upper bounds */ 67 SCIP_EXPORT 68 SCIP_RETCODE SCIPexecPropVbounds( 69 SCIP* scip, /**< SCIP data structure */ 70 SCIP_Bool force, /**< should domain changes for continuous variables be forced */ 71 SCIP_RESULT* result /**< pointer to store result */ 72 ); 73 74 /** @} */ 75 76 #ifdef __cplusplus 77 } 78 #endif 79 80 #endif 81