gcgcol.c File Reference

Detailed Description

methods for working with gcg column structure

Author

Jonas Witt

Various methods to work with gcg column structure

Definition in file gcgcol.c.

#include "pub_gcgcol.h"
#include "gcg.h"
#include "scip/def.h"
#include "scip/scip.h"
#include "scip/cons_linear.h"
#include "scip_misc.h"
#include "blockmemshell/memory.h"
#include "pricer_gcg.h"
#include "sepa_master.h"
#include <assert.h>

Go to the source code of this file.

Functions
SCIP_RETCODE	GCGcreateGcgCol (SCIP *pricingprob, GCG_COL **gcgcol, int probnr, SCIP_VAR **vars, SCIP_Real *vals, int nvars, SCIP_Bool isray, SCIP_Real redcost)
void	GCGfreeGcgCol (GCG_COL **gcgcol)
SCIP_RETCODE	GCGcreateGcgColFromSol (SCIP *pricingprob, GCG_COL **gcgcol, int prob, SCIP_SOL *sol, SCIP_Bool isray, SCIP_Real redcost)
	SCIP_DECL_SORTPTRCOMP (GCGcolCompRedcost)
	SCIP_DECL_SORTPTRCOMP (GCGcolCompAge)
SCIP_Bool	GCGcolIsEq (GCG_COL *gcgcol1, GCG_COL *gcgcol2)
int	GCGcolGetProbNr (GCG_COL *gcgcol)
SCIP *	GCGcolGetPricingProb (GCG_COL *gcgcol)
SCIP_VAR **	GCGcolGetVars (GCG_COL *gcgcol)
SCIP_Real *	GCGcolGetVals (GCG_COL *gcgcol)
int	GCGcolGetNVars (GCG_COL *gcgcol)
SCIP_Bool	GCGcolIsRay (GCG_COL *gcgcol)
SCIP_Real	GCGcolGetRedcost (GCG_COL *gcgcol)
int	GCGcolGetAge (GCG_COL *gcgcol)
void	GCGcolUpdateRedcost (GCG_COL *gcgcol, SCIP_Real redcost, SCIP_Bool growold)
SCIP_Real *	GCGcolGetMastercoefs (GCG_COL *gcgcol)
int	GCGcolGetNMastercoefs (GCG_COL *gcgcol)
SCIP_RETCODE	GCGcolSetMastercoefs (GCG_COL *gcgcol, SCIP_Real *mastercoefs, int nmastercoefs)
void	GCGcolSetNorm (GCG_COL *gcgcol, SCIP_Real norm)
void	GCGcolComputeNorm (SCIP *scip, GCG_COL *gcgcol)
SCIP_RETCODE	GCGcolSetInitializedCoefs (GCG_COL *gcgcol)
SCIP_Bool	GCGcolGetInitializedCoefs (GCG_COL *gcgcol)
int *	GCGcolGetLinkvars (GCG_COL *gcgcol)
int	GCGcolGetNLinkvars (GCG_COL *gcgcol)
SCIP_RETCODE	GCGcolSetLinkvars (GCG_COL *gcgcol, int *linkvars, int nlinkvars)
SCIP_Real *	GCGcolGetMastercuts (GCG_COL *gcgcol)
int	GCGcolGetNMastercuts (GCG_COL *gcgcol)
SCIP_Real	GCGcolGetNorm (GCG_COL *gcgcol)
SCIP_RETCODE	GCGcolUpdateMastercuts (GCG_COL *gcgcol, SCIP_Real *newmastercuts, int nnewmastercuts)
SCIP_Real	GCGcolGetSolVal (SCIP *scip, GCG_COL *gcgcol, SCIP_VAR *var)
SCIP_Bool	GCGcolIsAged (GCG_COL *col, int agelimit)
SCIP_Real	GCGcolComputeDualObjPara (SCIP *scip, GCG_COL *gcgcol)
SCIP_Real	GCGcolComputeOrth (SCIP *scip, GCG_COL *gcgcol1, GCG_COL *gcgcol2)