Scippy

SCIP

Solving Constraint Integer Programs

Detailed Description

C++ wrapper for presolvers.

This class defines the interface for presolvers implemented in C++. Note that there is a pure virtual function (this function has to be implemented). This function is: scip_exec().

Definition at line 43 of file objpresol.h.

C++ wrapper for presolvers. More...

#include <objpresol.h>

Public Member Functions
	ObjPresol (SCIP scip, const char name, const char *desc, int priority, int maxrounds, SCIP_PRESOLTIMING timing)

virtual	~ObjPresol ()

virtual	SCIP_DECL_PRESOLFREE (scip_free)

virtual	SCIP_DECL_PRESOLINIT (scip_init)

virtual	SCIP_DECL_PRESOLEXIT (scip_exit)

virtual	SCIP_DECL_PRESOLINITPRE (scip_initpre)

virtual	SCIP_DECL_PRESOLEXITPRE (scip_exitpre)

virtual	SCIP_DECL_PRESOLEXEC (scip_exec)=0

Public Member Functions inherited from scip::ObjCloneable
virtual	~ObjCloneable ()

virtual	SCIP_DECL_OBJCLONEABLECLONE (ObjCloneable *clone)

virtual	SCIP_DECL_OBJCLONEABLEISCLONEABLE (iscloneable)

Data Fields
SCIP *	scip_

char *	scip_name_

char *	scip_desc_

const int	scip_priority_

const int	scip_maxrounds_

const SCIP_PRESOLTIMING	scip_timing_

Constructor & Destructor Documentation

◆ ObjPresol()

scip::ObjPresol::ObjPresol	(	SCIP *	scip,
		const char *	name,
		const char *	desc,
		int	priority,
		int	maxrounds,
		SCIP_PRESOLTIMING	timing
	)

inline

default constructor

Parameters

scip	SCIP data structure
name	name of presolver
desc	description of presolver
priority	priority of the presolver
maxrounds	maximal number of presolving rounds the presolver participates in (-1: no limit)
timing	timing mask of the presolver

Definition at line 67 of file objpresol.h.

References SCIP_CALL_ABORT, and SCIPduplicateMemoryArray.

◆ ~ObjPresol()

virtual scip::ObjPresol::~ObjPresol ( )

inlinevirtual

destructor

Definition at line 88 of file objpresol.h.

References SCIPfreeMemoryArray.

Member Function Documentation

◆ SCIP_DECL_PRESOLFREE()

virtual scip::ObjPresol::SCIP_DECL_PRESOLFREE ( scip_free )

inlinevirtual

destructor of presolver to free user data (called when SCIP is exiting)

See also: SCIP_DECL_PRESOLFREE(x) in type_prop.h

Definition at line 100 of file objpresol.h.

References SCIP_OKAY.

◆ SCIP_DECL_PRESOLINIT()

virtual scip::ObjPresol::SCIP_DECL_PRESOLINIT ( scip_init )

inlinevirtual

initialization method of presolver (called after problem was transformed)

See also: SCIP_DECL_PRESOLINIT(x) in type_prop.h

Definition at line 109 of file objpresol.h.

References SCIP_OKAY.

◆ SCIP_DECL_PRESOLEXIT()

virtual scip::ObjPresol::SCIP_DECL_PRESOLEXIT ( scip_exit )

inlinevirtual

deinitialization method of presolver (called before transformed problem is freed)

See also: SCIP_DECL_PRESOLEXIT(x) in type_prop.h

Definition at line 118 of file objpresol.h.

References SCIP_OKAY.

◆ SCIP_DECL_PRESOLINITPRE()

virtual scip::ObjPresol::SCIP_DECL_PRESOLINITPRE ( scip_initpre )

inlinevirtual

presolving initialization method of presolver (called when presolving is about to begin)

See also: SCIP_DECL_PRESOLINITPRE(x) in type_prop.h

Definition at line 127 of file objpresol.h.

References SCIP_OKAY.

◆ SCIP_DECL_PRESOLEXITPRE()

virtual scip::ObjPresol::SCIP_DECL_PRESOLEXITPRE ( scip_exitpre )

inlinevirtual

presolving deinitialization method of presolver (called after presolving has been finished)

See also: SCIP_DECL_PRESOLEXITPRE(x) in type_prop.h

Definition at line 136 of file objpresol.h.

References SCIP_Bool, SCIP_DECL_PRESOLEXEC(), SCIP_EXPORT, SCIP_OKAY, SCIPfindObjPresol(), SCIPgetObjPresol(), and SCIPincludeObjPresol().

◆ SCIP_DECL_PRESOLEXEC()

virtual scip::ObjPresol::SCIP_DECL_PRESOLEXEC ( scip_exec )

pure virtual

execution method of presolver

See also: SCIP_DECL_PRESOLEXEC(x) in type_prop.h

Referenced by SCIP_DECL_PRESOLEXITPRE().

Field Documentation

◆ scip_

SCIP* scip::ObjPresol::scip_

SCIP data structure

Definition at line 49 of file objpresol.h.

◆ scip_name_

char* scip::ObjPresol::scip_name_

name of the presolver

Definition at line 52 of file objpresol.h.

Referenced by SCIPincludeObjPresol().

◆ scip_desc_

char* scip::ObjPresol::scip_desc_

description of the presolver

Definition at line 55 of file objpresol.h.

Referenced by SCIPincludeObjPresol().

◆ scip_priority_

const int scip::ObjPresol::scip_priority_

default priority of the presolver

Definition at line 58 of file objpresol.h.

Referenced by SCIPincludeObjPresol().

◆ scip_maxrounds_

const int scip::ObjPresol::scip_maxrounds_

default maximal number of presolving rounds the presolver participates in (-1: no limit) timing mask of the presolver

Definition at line 61 of file objpresol.h.

Referenced by SCIPincludeObjPresol().

◆ scip_timing_

const SCIP_PRESOLTIMING scip::ObjPresol::scip_timing_

Definition at line 64 of file objpresol.h.

Referenced by SCIPincludeObjPresol().