SCIP
Solving Constraint Integer Programs
Solving Constraint Integer Programs
Problem data for binpacking problem.
This file handles the main problem data used in that project. For more details see Main problem data page.
Definition in file probdata_binpacking.h.
#include "scip/scip.h"Go to the source code of this file.
Functions | |
| SCIP_RETCODE | SCIPprobdataCreate (SCIP *scip, const char *probname, int *ids, SCIP_Longint *weights, int nitems, SCIP_Longint capacity) |
| int * | SCIPprobdataGetIds (SCIP_PROBDATA *probdata) |
| SCIP_Longint * | SCIPprobdataGetWeights (SCIP_PROBDATA *probdata) |
| int | SCIPprobdataGetNItems (SCIP_PROBDATA *probdata) |
| SCIP_Longint | SCIPprobdataGetCapacity (SCIP_PROBDATA *probdata) |
| SCIP_VAR ** | SCIPprobdataGetVars (SCIP_PROBDATA *probdata) |
| int | SCIPprobdataGetNVars (SCIP_PROBDATA *probdata) |
| SCIP_CONS ** | SCIPprobdataGetConss (SCIP_PROBDATA *probdata) |
| SCIP_RETCODE | SCIPprobdataAddVar (SCIP *scip, SCIP_PROBDATA *probdata, SCIP_VAR *var) |
| SCIP_RETCODE SCIPprobdataCreate | ( | SCIP * | scip, |
| const char * | probname, | ||
| int * | ids, | ||
| SCIP_Longint * | weights, | ||
| int | nitems, | ||
| SCIP_Longint | capacity | ||
| ) |
sets up the problem data
| scip | SCIP data structure |
| probname | problem name |
| ids | array of item ids |
| weights | array containing the item weights |
| nitems | number of items |
| capacity | bin capacity |
Definition at line 363 of file probdata_binpacking.c.
References createInitialColumns(), EVENTHDLR_DESC, EVENTHDLR_NAME, probdataCreate(), SCIP_CALL, SCIP_MAXSTRLEN, SCIP_OBJSENSE_MINIMIZE, SCIP_OKAY, SCIPaddCons(), SCIPallocBufferArray, SCIPcreateConsBasicSetcover(), SCIPcreateProbBasic(), SCIPfindEventhdlr(), SCIPfreeBufferArray, SCIPincludeEventhdlrBasic(), SCIPpricerBinpackingActivate(), SCIPsetConsModifiable(), SCIPsetObjIntegral(), SCIPsetObjsense(), SCIPsetProbData(), SCIPsetProbDelorig(), SCIPsetProbDeltrans(), SCIPsetProbExitsol(), SCIPsetProbInitsol(), SCIPsetProbTrans(), SCIPsnprintf(), and TRUE.
Referenced by SCIP_DECL_READERREAD().
| int* SCIPprobdataGetIds | ( | SCIP_PROBDATA * | probdata | ) |
returns array of item ids
| probdata | problem data |
Definition at line 431 of file probdata_binpacking.c.
Referenced by addBranchingDecisionConss(), consdataPrint(), SCIP_DECL_BRANCHEXECLP(), and SCIPvardataPrint().
| SCIP_Longint* SCIPprobdataGetWeights | ( | SCIP_PROBDATA * | probdata | ) |
returns array of item weights
| probdata | problem data |
Definition at line 439 of file probdata_binpacking.c.
| int SCIPprobdataGetNItems | ( | SCIP_PROBDATA * | probdata | ) |
returns number of items
| probdata | problem data |
Definition at line 447 of file probdata_binpacking.c.
Referenced by SCIP_DECL_BRANCHEXECLP().
| SCIP_Longint SCIPprobdataGetCapacity | ( | SCIP_PROBDATA * | probdata | ) |
returns bin capacity
| probdata | problem data |
Definition at line 455 of file probdata_binpacking.c.
| SCIP_VAR** SCIPprobdataGetVars | ( | SCIP_PROBDATA * | probdata | ) |
returns array of all variables ordered in the way they got generated
returns array of all variables itemed in the way they got generated
| probdata | problem data |
Definition at line 463 of file probdata_binpacking.c.
Referenced by consdataCheck(), and SCIP_DECL_CONSPROP().
| int SCIPprobdataGetNVars | ( | SCIP_PROBDATA * | probdata | ) |
returns number of variables
| probdata | problem data |
Definition at line 471 of file probdata_binpacking.c.
Referenced by consdataCheck(), SCIP_DECL_CONSACTIVE(), SCIP_DECL_CONSDEACTIVE(), and SCIP_DECL_CONSPROP().
| SCIP_CONS** SCIPprobdataGetConss | ( | SCIP_PROBDATA * | probdata | ) |
returns array of set partitioning constrains
| probdata | problem data |
Definition at line 479 of file probdata_binpacking.c.
| SCIP_RETCODE SCIPprobdataAddVar | ( | SCIP * | scip, |
| SCIP_PROBDATA * | probdata, | ||
| SCIP_VAR * | var | ||
| ) |
adds given variable to the problem data
| scip | SCIP data structure |
| probdata | problem data |
| var | variables to add |
Definition at line 487 of file probdata_binpacking.c.
References MAX, SCIP_CALL, SCIP_OKAY, SCIPcaptureVar(), SCIPdebugMsg, and SCIPreallocBlockMemoryArray.
Referenced by createInitialColumns(), and SCIP_DECL_EVENTEXEC().