scip_branch.h File Reference

Detailed Description

public methods for branching rule plugins and branching

Author

Tobias Achterberg

Timo Berthold

Thorsten Koch

Alexander Martin

Marc Pfetsch

Kati Wolter

Gregor Hendel

Leona Gottwald

Definition in file scip_branch.h.

#include "scip/def.h"
#include "scip/type_branch.h"
#include "scip/type_history.h"
#include "scip/type_result.h"
#include "scip/type_retcode.h"
#include "scip/type_scip.h"
#include "scip/type_tree.h"
#include "scip/type_var.h"

Go to the source code of this file.

Functions
SCIP_RETCODE	SCIPincludeBranchrule (SCIP *scip, const char *name, const char *desc, int priority, int maxdepth, SCIP_Real maxbounddist, SCIP_DECL_BRANCHCOPY((*branchcopy)), SCIP_DECL_BRANCHFREE((*branchfree)), SCIP_DECL_BRANCHINIT((*branchinit)), SCIP_DECL_BRANCHEXIT((*branchexit)), SCIP_DECL_BRANCHINITSOL((*branchinitsol)), SCIP_DECL_BRANCHEXITSOL((*branchexitsol)), SCIP_DECL_BRANCHEXECLP((*branchexeclp)), SCIP_DECL_BRANCHEXECEXT((*branchexecext)), SCIP_DECL_BRANCHEXECPS((*branchexecps)), SCIP_BRANCHRULEDATA *branchruledata)
SCIP_RETCODE	SCIPincludeBranchruleBasic (SCIP *scip, SCIP_BRANCHRULE **branchruleptr, const char *name, const char *desc, int priority, int maxdepth, SCIP_Real maxbounddist, SCIP_BRANCHRULEDATA *branchruledata)
SCIP_RETCODE	SCIPsetBranchruleCopy (SCIP *scip, SCIP_BRANCHRULE *branchrule, SCIP_DECL_BRANCHCOPY((*branchcopy)))
SCIP_RETCODE	SCIPsetBranchruleFree (SCIP *scip, SCIP_BRANCHRULE *branchrule, SCIP_DECL_BRANCHFREE((*branchfree)))
SCIP_RETCODE	SCIPsetBranchruleInit (SCIP *scip, SCIP_BRANCHRULE *branchrule, SCIP_DECL_BRANCHINIT((*branchinit)))
SCIP_RETCODE	SCIPsetBranchruleExit (SCIP *scip, SCIP_BRANCHRULE *branchrule, SCIP_DECL_BRANCHEXIT((*branchexit)))
SCIP_RETCODE	SCIPsetBranchruleInitsol (SCIP *scip, SCIP_BRANCHRULE *branchrule, SCIP_DECL_BRANCHINITSOL((*branchinitsol)))
SCIP_RETCODE	SCIPsetBranchruleExitsol (SCIP *scip, SCIP_BRANCHRULE *branchrule, SCIP_DECL_BRANCHEXITSOL((*branchexitsol)))
SCIP_RETCODE	SCIPsetBranchruleExecLp (SCIP *scip, SCIP_BRANCHRULE *branchrule, SCIP_DECL_BRANCHEXECLP((*branchexeclp)))
SCIP_RETCODE	SCIPsetBranchruleExecExt (SCIP *scip, SCIP_BRANCHRULE *branchrule, SCIP_DECL_BRANCHEXECEXT((*branchexecext)))
SCIP_RETCODE	SCIPsetBranchruleExecPs (SCIP *scip, SCIP_BRANCHRULE *branchrule, SCIP_DECL_BRANCHEXECPS((*branchexecps)))
SCIP_BRANCHRULE *	SCIPfindBranchrule (SCIP *scip, const char *name)
SCIP_BRANCHRULE **	SCIPgetBranchrules (SCIP *scip)
int	SCIPgetNBranchrules (SCIP *scip)
SCIP_RETCODE	SCIPsetBranchrulePriority (SCIP *scip, SCIP_BRANCHRULE *branchrule, int priority)
SCIP_RETCODE	SCIPsetBranchruleMaxdepth (SCIP *scip, SCIP_BRANCHRULE *branchrule, int maxdepth)
SCIP_RETCODE	SCIPsetBranchruleMaxbounddist (SCIP *scip, SCIP_BRANCHRULE *branchrule, SCIP_Real maxbounddist)
SCIP_RETCODE	SCIPgetLPBranchCands (SCIP *scip, SCIP_VAR ***lpcands, SCIP_Real **lpcandssol, SCIP_Real **lpcandsfrac, int *nlpcands, int *npriolpcands, int *nfracimplvars)
int	SCIPgetNLPBranchCands (SCIP *scip)
int	SCIPgetNPrioLPBranchCands (SCIP *scip)
SCIP_RETCODE	SCIPgetExternBranchCands (SCIP *scip, SCIP_VAR ***externcands, SCIP_Real **externcandssol, SCIP_Real **externcandsscore, int *nexterncands, int *nprioexterncands, int *nprioexternbins, int *nprioexternints, int *nprioexternimpls)
int	SCIPgetNExternBranchCands (SCIP *scip)
int	SCIPgetNPrioExternBranchCands (SCIP *scip)
int	SCIPgetNPrioExternBranchBins (SCIP *scip)
int	SCIPgetNPrioExternBranchInts (SCIP *scip)
int	SCIPgetNPrioExternBranchImpls (SCIP *scip)
int	SCIPgetNPrioExternBranchConts (SCIP *scip)
SCIP_RETCODE	SCIPaddExternBranchCand (SCIP *scip, SCIP_VAR *var, SCIP_Real score, SCIP_Real solval)
void	SCIPclearExternBranchCands (SCIP *scip)
SCIP_Bool	SCIPcontainsExternBranchCand (SCIP *scip, SCIP_VAR *var)
SCIP_RETCODE	SCIPgetPseudoBranchCands (SCIP *scip, SCIP_VAR ***pseudocands, int *npseudocands, int *npriopseudocands)
int	SCIPgetNPseudoBranchCands (SCIP *scip)
int	SCIPgetNPrioPseudoBranchCands (SCIP *scip)
int	SCIPgetNPrioPseudoBranchBins (SCIP *scip)
int	SCIPgetNPrioPseudoBranchInts (SCIP *scip)
int	SCIPgetNPrioPseudoBranchImpls (SCIP *scip)
SCIP_Real	SCIPgetBranchScore (SCIP *scip, SCIP_VAR *var, SCIP_Real downgain, SCIP_Real upgain)
SCIP_Real	SCIPgetBranchScoreMultiple (SCIP *scip, SCIP_VAR *var, int nchildren, SCIP_Real *gains)
SCIP_Real	SCIPgetBranchingPoint (SCIP *scip, SCIP_VAR *var, SCIP_Real suggestion)
SCIP_Real	SCIPcalcNodeselPriority (SCIP *scip, SCIP_VAR *var, SCIP_BRANCHDIR branchdir, SCIP_Real targetvalue)
SCIP_Real	SCIPcalcChildEstimate (SCIP *scip, SCIP_VAR *var, SCIP_Real targetvalue)
SCIP_Real	SCIPcalcChildEstimateIncrease (SCIP *scip, SCIP_VAR *var, SCIP_Real varsol, SCIP_Real targetvalue)
SCIP_RETCODE	SCIPcreateChild (SCIP *scip, SCIP_NODE **node, SCIP_Real nodeselprio, SCIP_Real estimate)
SCIP_RETCODE	SCIPbranchVar (SCIP *scip, SCIP_VAR *var, SCIP_NODE **downchild, SCIP_NODE **eqchild, SCIP_NODE **upchild)
SCIP_RETCODE	SCIPbranchVarHole (SCIP *scip, SCIP_VAR *var, SCIP_Real left, SCIP_Real right, SCIP_NODE **downchild, SCIP_NODE **upchild)
SCIP_RETCODE	SCIPbranchVarVal (SCIP *scip, SCIP_VAR *var, SCIP_Real val, SCIP_NODE **downchild, SCIP_NODE **eqchild, SCIP_NODE **upchild)
SCIP_RETCODE	SCIPbranchVarValNary (SCIP *scip, SCIP_VAR *var, SCIP_Real val, int n, SCIP_Real minwidth, SCIP_Real widthfactor, int *nchildren)
SCIP_RETCODE	SCIPbranchLP (SCIP *scip, SCIP_RESULT *result)
SCIP_RETCODE	SCIPbranchExtern (SCIP *scip, SCIP_RESULT *result)
SCIP_RETCODE	SCIPbranchPseudo (SCIP *scip, SCIP_RESULT *result)