Detailed Description

public methods for separators

Author: Tobias Achterberg

Definition in file pub_sepa.h.

#include "scip/def.h"
#include "scip/type_misc.h"
#include "scip/type_sepa.h"

Functions
	SCIP_DECL_SORTPTRCOMP (SCIPsepaComp)

	SCIP_DECL_SORTPTRCOMP (SCIPsepaCompName)

SCIP_SEPADATA *	SCIPsepaGetData (SCIP_SEPA *sepa)

void	SCIPsepaSetData (SCIP_SEPA sepa, SCIP_SEPADATA sepadata)

const char *	SCIPsepaGetName (SCIP_SEPA *sepa)

const char *	SCIPsepaGetDesc (SCIP_SEPA *sepa)

int	SCIPsepaGetPriority (SCIP_SEPA *sepa)

int	SCIPsepaGetFreq (SCIP_SEPA *sepa)

void	SCIPsepaSetFreq (SCIP_SEPA *sepa, int freq)

SCIP_Real	SCIPsepaGetMaxbounddist (SCIP_SEPA *sepa)

SCIP_Bool	SCIPsepaUsesSubscip (SCIP_SEPA *sepa)

SCIP_Real	SCIPsepaGetSetupTime (SCIP_SEPA *sepa)

SCIP_Real	SCIPsepaGetTime (SCIP_SEPA *sepa)

SCIP_Longint	SCIPsepaGetNCalls (SCIP_SEPA *sepa)

int	SCIPsepaGetNCallsAtNode (SCIP_SEPA *sepa)

SCIP_Longint	SCIPsepaGetNCutoffs (SCIP_SEPA *sepa)

SCIP_Longint	SCIPsepaGetNCutsFound (SCIP_SEPA *sepa)

SCIP_Longint	SCIPsepaGetNCutsApplied (SCIP_SEPA *sepa)

SCIP_Longint	SCIPsepaGetNCutsFoundAtNode (SCIP_SEPA *sepa)

SCIP_Longint	SCIPsepaGetNConssFound (SCIP_SEPA *sepa)

SCIP_Longint	SCIPsepaGetNDomredsFound (SCIP_SEPA *sepa)

SCIP_Bool	SCIPsepaIsDelayed (SCIP_SEPA *sepa)

SCIP_Bool	SCIPsepaWasLPDelayed (SCIP_SEPA *sepa)

SCIP_Bool	SCIPsepaWasSolDelayed (SCIP_SEPA *sepa)

SCIP_Bool	SCIPsepaIsInitialized (SCIP_SEPA *sepa)

Function Documentation

SCIP_DECL_SORTPTRCOMP ( SCIPsepaComp )

compares two separators w. r. to their priority

Definition at line 43 of file sepa.c.

SCIP_DECL_SORTPTRCOMP ( SCIPsepaCompName )

comparison method for sorting separators w.r.t. to their name

Definition at line 49 of file sepa.c.

References SCIPsepaGetName().

SCIP_SEPADATA* SCIPsepaGetData ( SCIP_SEPA * sepa )

gets user data of separator

Parameters

sepa separator

Definition at line 544 of file sepa.c.

References NULL, and SCIP_Sepa::sepadata.

Referenced by freeSubscip(), SCIP_DECL_SEPACOPY(), SCIP_DECL_SEPAEXECLP(), SCIP_DECL_SEPAEXECSOL(), SCIP_DECL_SEPAEXIT(), SCIP_DECL_SEPAEXITSOL(), SCIP_DECL_SEPAFREE(), SCIP_DECL_SEPAINIT(), SCIP_DECL_SEPAINITSOL(), SCIPfindObjSepa(), SCIPgetObjSepa(), SCIPsetBasePointClosecuts(), and separateCuts().

void SCIPsepaSetData	(	SCIP_SEPA *	sepa,
		SCIP_SEPADATA *	sepadata
	)

sets user data of separator; user has to free old data in advance!

Parameters

sepa	separator
sepadata	new separator user data

Definition at line 554 of file sepa.c.

References NULL, and SCIP_Sepa::sepadata.

Referenced by SCIP_DECL_SEPAFREE().

const char* SCIPsepaGetName ( SCIP_SEPA * sepa )

gets name of separator

Parameters

sepa separator

Definition at line 633 of file sepa.c.

References SCIP_Sepa::name, and NULL.

Referenced by paramsetSetSeparatingAggressive(), paramsetSetSeparatingDefault(), paramsetSetSeparatingOff(), printSeparatorStatistics(), SCIP_DECL_DIALOGEXEC(), SCIP_DECL_SEPACOPY(), SCIP_DECL_SEPAEXECLP(), SCIP_DECL_SEPAEXITSOL(), SCIP_DECL_SEPAFREE(), SCIP_DECL_SORTPTRCOMP(), SCIPincludeDialogDefaultFix(), SCIPincludeDialogDefaultSet(), SCIPparamsetSetToSubscipsOff(), SCIPsepaCopyInclude(), SCIPsetBasePointClosecuts(), SCIPsetFindSepa(), separateSequLiftedExtendedWeightInequality(), separateSequLiftedMinimalCoverInequality(), separateSupLiftedMinimalCoverInequality(), separationRoundLP(), and separationRoundSol().

const char* SCIPsepaGetDesc ( SCIP_SEPA * sepa )

gets description of separator

Parameters

sepa separator

Definition at line 643 of file sepa.c.

References SCIP_Sepa::desc, and NULL.

Referenced by SCIP_DECL_DIALOGEXEC(), SCIPincludeDialogDefaultFix(), and SCIPincludeDialogDefaultSet().

int SCIPsepaGetPriority ( SCIP_SEPA * sepa )

gets priority of separator

Parameters

sepa separator

Definition at line 653 of file sepa.c.

References NULL, and SCIP_Sepa::priority.

Referenced by SCIP_DECL_DIALOGEXEC(), separationRoundLP(), and separationRoundSol().

int SCIPsepaGetFreq ( SCIP_SEPA * sepa )

gets frequency of separator

Parameters

sepa separator

Definition at line 677 of file sepa.c.

References SCIP_Sepa::freq, and NULL.

Referenced by SCIP_DECL_DIALOGEXEC(), and SCIP_DECL_SEPAEXECLP().

void SCIPsepaSetFreq	(	SCIP_SEPA *	sepa,
		int	freq
	)

sets frequency of separator

Parameters

sepa	separator
freq	new frequency of separator

Definition at line 687 of file sepa.c.

References SCIP_Sepa::freq, and NULL.

SCIP_Real SCIPsepaGetMaxbounddist ( SCIP_SEPA * sepa )

get maximal bound distance at which the separator is called

Parameters

sepa separator

Definition at line 698 of file sepa.c.

References SCIP_Sepa::maxbounddist, and NULL.

Referenced by SCIP_DECL_DIALOGEXEC().

SCIP_Bool SCIPsepaUsesSubscip ( SCIP_SEPA * sepa )

does the separator use a secondary SCIP instance?

Parameters

sepa separator

Definition at line 708 of file sepa.c.

References NULL, and SCIP_Sepa::usessubscip.

Referenced by SCIPparamsetSetToSubscipsOff().

SCIP_Real SCIPsepaGetSetupTime ( SCIP_SEPA * sepa )

gets time in seconds used in this separator for setting up for next stages

Parameters

sepa separator

Definition at line 718 of file sepa.c.

References NULL, SCIPclockGetTime(), and SCIP_Sepa::setuptime.

Referenced by printSeparatorStatistics().

SCIP_Real SCIPsepaGetTime ( SCIP_SEPA * sepa )

gets time in seconds used in this separator

Parameters

sepa separator

Definition at line 728 of file sepa.c.

References NULL, SCIPclockGetTime(), and SCIP_Sepa::sepaclock.

Referenced by printSeparatorStatistics(), and SCIP_DECL_SEPAEXECLP().

SCIP_Longint SCIPsepaGetNCalls ( SCIP_SEPA * sepa )

gets the total number of times, the separator was called

Parameters

sepa separator

Definition at line 738 of file sepa.c.

References SCIP_Sepa::ncalls, and NULL.

Referenced by printSeparatorStatistics(), SCIP_DECL_SEPAEXECLP(), and separateCuts().

int SCIPsepaGetNCallsAtNode ( SCIP_SEPA * sepa )

gets the number of times, the separator was called at the current node

Parameters

sepa separator

Definition at line 748 of file sepa.c.

References SCIP_Sepa::ncallsatnode, and NULL.

Referenced by SCIP_DECL_SEPAEXECLP(), and separateCuts().

SCIP_Longint SCIPsepaGetNCutoffs ( SCIP_SEPA * sepa )

gets total number of times, the separator detected a cutoff

Parameters

sepa separator

Definition at line 758 of file sepa.c.

References SCIP_Sepa::ncutoffs, and NULL.

Referenced by printSeparatorStatistics().

SCIP_Longint SCIPsepaGetNCutsFound ( SCIP_SEPA * sepa )

gets the total number of cutting planes found by this separator

Parameters

sepa separator

Definition at line 768 of file sepa.c.

References SCIP_Sepa::ncutsfound, and NULL.

Referenced by printSeparatorStatistics(), separateSequLiftedExtendedWeightInequality(), separateSequLiftedMinimalCoverInequality(), and separateSupLiftedMinimalCoverInequality().

SCIP_Longint SCIPsepaGetNCutsApplied ( SCIP_SEPA * sepa )

gets the total number of cutting planes applied to lp

Parameters

sepa separator

Definition at line 778 of file sepa.c.

References SCIP_Sepa::ncutsapplied, and NULL.

Referenced by printSeparatorStatistics().

SCIP_Longint SCIPsepaGetNCutsFoundAtNode ( SCIP_SEPA * sepa )

gets the number of cutting planes found by this separator at the current node

Parameters

sepa separator

Definition at line 818 of file sepa.c.

References SCIP_Sepa::ncutsfoundatnode, and NULL.

SCIP_Longint SCIPsepaGetNConssFound ( SCIP_SEPA * sepa )

gets total number of additional constraints added by this separator

Parameters

sepa separator

Definition at line 828 of file sepa.c.

References SCIP_Sepa::nconssfound, and NULL.

Referenced by printSeparatorStatistics().

SCIP_Longint SCIPsepaGetNDomredsFound ( SCIP_SEPA * sepa )

gets total number of domain reductions found by this separator

Parameters

sepa separator

Definition at line 838 of file sepa.c.

References SCIP_Sepa::ndomredsfound, and NULL.

Referenced by printSeparatorStatistics().

SCIP_Bool SCIPsepaIsDelayed ( SCIP_SEPA * sepa )

should separator be delayed, if other separators found cuts?

Parameters

sepa separator

Definition at line 848 of file sepa.c.

References SCIP_Sepa::delay, and NULL.

Referenced by SCIP_DECL_DIALOGEXEC().

SCIP_Bool SCIPsepaWasLPDelayed ( SCIP_SEPA * sepa )

was separation of the LP solution delayed at the last call?

Parameters

sepa separator

Definition at line 858 of file sepa.c.

References SCIP_Sepa::lpwasdelayed, and NULL.

Referenced by SCIP_DECL_SEPAEXECLP(), separateCuts(), and separationRoundLP().

SCIP_Bool SCIPsepaWasSolDelayed ( SCIP_SEPA * sepa )

was separation of the primal solution delayed at the last call?

Parameters

sepa separator

Definition at line 868 of file sepa.c.

References NULL, and SCIP_Sepa::solwasdelayed.

Referenced by separationRoundSol().

SCIP_Bool SCIPsepaIsInitialized ( SCIP_SEPA * sepa )

is separator initialized?

Parameters

sepa separator

Definition at line 878 of file sepa.c.

References SCIP_Sepa::initialized, and NULL.

Referenced by SCIPsetIncludeSepa().

SCIP

Detailed Description

Functions

Function Documentation