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   scip_validation.h
26   	 * @ingroup PUBLICCOREAPI
27   	 * @brief  public methods for validation
28   	 * @author Tobias Achterberg
29   	 * @author Timo Berthold
30   	 * @author Thorsten Koch
31   	 * @author Alexander Martin
32   	 * @author Marc Pfetsch
33   	 * @author Kati Wolter
34   	 * @author Gregor Hendel
35   	 * @author Leona Gottwald
36   	 */
37   	
38   	/*---+----1----+----2----+----3----+----4----+----5----+----6----+----7----+----8----+----9----+----0----+----1----+----2*/
39   	
40   	#ifndef __SCIP_SCIP_VALIDATION_H__
41   	#define __SCIP_SCIP_VALIDATION_H__
42   	
43   	
44   	#include "scip/def.h"
45   	#include "scip/type_retcode.h"
46   	#include "scip/type_scip.h"
47   	
48   	#ifdef __cplusplus
49   	extern "C" {
50   	#endif
51   	
52   	/**@addtogroup PublicValidationMethods
53   	 *
54   	 * @{
55   	 */
56   	
57   	/** validate the result of the solve
58   	 *
59   	 *  the validation includes
60   	 *
61   	 *  - checking the feasibility of the incumbent solution in the original problem (using SCIPcheckSolOrig())
62   	 *
63   	 *  - checking if the objective bounds computed by SCIP agree with external primal and dual reference bounds.
64   	 *
65   	 *  All external reference bounds the original problem space and the original objective sense.
66   	 *
67   	 *  For infeasible problems, +/-SCIPinfinity() should be passed as reference bounds depending on the objective sense
68   	 *  of the original problem.
69   	 */
70   	SCIP_EXPORT
71   	SCIP_RETCODE SCIPvalidateSolve(
72   	   SCIP*                 scip,               /**< SCIP data structure */
73   	   SCIP_Real             primalreference,    /**< external primal reference value for the problem, or SCIP_UNKNOWN */
74   	   SCIP_Real             dualreference,      /**< external dual reference value for the problem, or SCIP_UNKNOWN */
75   	   SCIP_Real             reftol,             /**< relative tolerance for acceptable violation of reference values */
76   	   SCIP_Bool             quiet,              /**< TRUE if no status line should be printed */
77   	   SCIP_Bool*            feasible,           /**< pointer to store if the best solution is feasible in the original problem,
78   	                                               *  or NULL */
79   	   SCIP_Bool*            primalboundcheck,   /**< pointer to store if the primal bound respects the given dual reference
80   	                                               *  value, or NULL */
81   	   SCIP_Bool*            dualboundcheck      /**< pointer to store if the dual bound respects the given primal reference
82   	                                               *  value, or NULL */
83   	   );
84   	
85   	/**@} */
86   	
87   	#ifdef __cplusplus
88   	}
89   	#endif
90   	
91   	#endif
92