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/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
/* */
/* This file is part of the program and library */
/* SCIP --- Solving Constraint Integer Programs */
/* */
/* Copyright 2002-2022 Zuse Institute Berlin */
/* */
/* Licensed under the Apache License, Version 2.0 (the "License"); */
/* you may not use this file except in compliance with the License. */
/* You may obtain a copy of the License at */
/* */
/* http://www.apache.org/licenses/LICENSE-2.0 */
/* */
/* Unless required by applicable law or agreed to in writing, software */
/* distributed under the License is distributed on an "AS IS" BASIS, */
/* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. */
/* See the License for the specific language governing permissions and */
/* limitations under the License. */
/* */
/* You should have received a copy of the Apache-2.0 license */
/* along with SCIP; see the file LICENSE. If not visit scipopt.org. */
/* */
/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
/**@file dcmp.h
* @ingroup INTERNALAPI
* @brief internal methods for decompositions and the decomposition store
* @author Gregor Hendel
*
* @todo get a decomposition score, and compute other stuff that may be important
*/
/*---+----1----+----2----+----3----+----4----+----5----+----6----+----7----+----8----+----9----+----0----+----1----+----2*/
#ifndef SRC_SCIP_DECOMP_H_
#define SRC_SCIP_DECOMP_H_
#include "scip/type_dcmp.h"
#include "scip/type_var.h"
#include "scip/type_cons.h"
#include "blockmemshell/memory.h"
#ifdef __cplusplus
extern "C" {
#endif
#define SCIP_DECOMPSTORE_CAPA 10 /**< hardcoded maximum capacity of decomposition store */
/** creates a decomposition storage */
SCIP_RETCODE SCIPdecompstoreCreate(
SCIP_DECOMPSTORE** decompstore, /**< pointer to store decomposition storage */
BMS_BLKMEM* blkmem, /**< block memory data structure */
int nslots /**< maximum number of decomposition slots in storage */
);
/** frees a decomposition storage */
void SCIPdecompstoreFree(
SCIP_DECOMPSTORE** decompstore, /**< pointer to free decomposition storage */
BMS_BLKMEM* blkmem /**< block memory data structure */
);
/** adds decomposition to storage */
SCIP_RETCODE SCIPdecompstoreAdd(
SCIP_DECOMPSTORE* decompstore, /**< decomposition storage */
SCIP_DECOMP* decomp /**< decomposition to add */
);
/** transforms all available original decompositions into transformed space */
SCIP_RETCODE SCIPtransformDecompstore(
SCIP* scip /**< SCIP data structure */
);
/** frees all decompositions in transformed space */
void SCIPexitSolveDecompstore(
SCIP* scip /**< SCIP data structure */
);
/** gets decompositions from storage */
SCIP_DECOMP** SCIPdecompstoreGetDecomps(
SCIP_DECOMPSTORE* decompstore /**< decomposition storage */
);
/** gets number of decompositions in storage */
int SCIPdecompstoreGetNDecomps(
SCIP_DECOMPSTORE* decompstore /**< decomposition storage */
);
/** gets decompositions in original space from storage */
SCIP_DECOMP** SCIPdecompstoreGetOrigDecomps(
SCIP_DECOMPSTORE* decompstore /**< decomposition storage */
);
/** gets number of decompositions in original space in storage */
int SCIPdecompstoreGetNOrigDecomps(
SCIP_DECOMPSTORE* decompstore /**< decomposition storage */
);
#ifdef __cplusplus
}
#endif
#endif