branch_orig.h File Reference

Detailed Description

branching rule for original problem in GCG

Author

Gerald Gamrath

Definition in file branch_orig.h.

#include "type_branchgcg.h"
#include "scip/scip.h"

Go to the source code of this file.

Functions
SCIP_RETCODE	SCIPincludeBranchruleOrig (SCIP *scip)
SCIP_VAR *	GCGbranchOrigGetOrigvar (GCG_BRANCHDATA *branchdata)
GCG_BOUNDTYPE	GCGbranchOrigGetBoundtype (GCG_BRANCHDATA *branchdata)
SCIP_Real	GCGbranchOrigGetNewbound (GCG_BRANCHDATA *branchdata)
SCIP_RETCODE	GCGbranchOrigUpdateExternBranchcands (SCIP *scip)

Function Documentation

SCIPincludeBranchruleOrig()

SCIP_RETCODE SCIPincludeBranchruleOrig

(

SCIP *

scip

)

creates the branching on original variable branching rule and includes it in SCIP

Definition at line 993 of file branch_orig.c.

References BRANCHRULE_DESC, BRANCHRULE_MAXBOUNDDIST, BRANCHRULE_MAXDEPTH, BRANCHRULE_NAME, BRANCHRULE_PRIORITY, DEFAULT_ENFORCEBYCONS, DEFAULT_MAXPHASE0OUTCANDS, DEFAULT_MAXPHASE0OUTCANDSFRAC, DEFAULT_MAXPHASE1OUTCANDS, DEFAULT_MAXPHASE1OUTCANDSFRAC, DEFAULT_MINPHASE0OUTCANDS, DEFAULT_MINPHASE1OUTCANDS, DEFAULT_MOSTFRAC, DEFAULT_PHASE1GAPWEIGHT, DEFAULT_PHASE2GAPWEIGHT, DEFAULT_USEPSEUDO, DEFAULT_USEPSSTRONG, DEFAULT_USESTRONG, GCGconsIntegralorigAddBranchrule(), and GCGmasterGetOrigprob().

Referenced by GCGincludeMasterPlugins().

GCGbranchOrigGetOrigvar()

SCIP_VAR* GCGbranchOrigGetOrigvar

(

GCG_BRANCHDATA *

branchdata

)

get the original variable on which the branching was performed

Definition at line 1088 of file branch_orig.c.

References GCG_BranchData::origvar.

Referenced by applyOriginalBranching().

GCGbranchOrigGetBoundtype()

GCG_BOUNDTYPE GCGbranchOrigGetBoundtype

(

GCG_BRANCHDATA *

branchdata

)

get the type of the new bound which resulted of the performed branching

Definition at line 1098 of file branch_orig.c.

References GCG_BranchData::boundtype.

Referenced by applyOriginalBranching().

GCGbranchOrigGetNewbound()

SCIP_Real GCGbranchOrigGetNewbound

(

GCG_BRANCHDATA *

branchdata

)

get the new bound which resulted of the performed branching

Definition at line 1108 of file branch_orig.c.

References GCG_BranchData::newbound.

Referenced by applyOriginalBranching().

GCGbranchOrigUpdateExternBranchcands()

SCIP_RETCODE GCGbranchOrigUpdateExternBranchcands

(

SCIP *

scip

)

updates extern branching candidates before branching

Definition at line 1118 of file branch_orig.c.

References GCGisOriginal().