Detailed Description

internal methods for handling parameter settings

Author: Tobias Achterberg; Timo Berthold

Definition in file paramset.h.

#include "scip/def.h"
#include "blockmemshell/memory.h"
#include "scip/type_set.h"
#include "scip/type_retcode.h"
#include "scip/type_paramset.h"
#include "scip/pub_paramset.h"
#include "scip/pub_misc.h"

Go to the source code of this file.

Functions
SCIP_RETCODE	SCIPparamsetCreate (SCIP_PARAMSET *paramset, BMS_BLKMEM blkmem)

void	SCIPparamsetFree (SCIP_PARAMSET *paramset, BMS_BLKMEM blkmem)

SCIP_RETCODE	SCIPparamsetAddBool (SCIP_PARAMSET paramset, SCIP_MESSAGEHDLR messagehdlr, BMS_BLKMEM blkmem, const char name, const char desc, SCIP_Bool valueptr, SCIP_Bool isadvanced, SCIP_Bool defaultvalue, SCIP_DECL_PARAMCHGD((paramchgd)), SCIP_PARAMDATA paramdata)

SCIP_RETCODE	SCIPparamsetAddInt (SCIP_PARAMSET paramset, SCIP_MESSAGEHDLR messagehdlr, BMS_BLKMEM blkmem, const char name, const char desc, int valueptr, SCIP_Bool isadvanced, int defaultvalue, int minvalue, int maxvalue, SCIP_DECL_PARAMCHGD((paramchgd)), SCIP_PARAMDATA paramdata)

SCIP_RETCODE	SCIPparamsetAddLongint (SCIP_PARAMSET paramset, SCIP_MESSAGEHDLR messagehdlr, BMS_BLKMEM blkmem, const char name, const char desc, SCIP_Longint valueptr, SCIP_Bool isadvanced, SCIP_Longint defaultvalue, SCIP_Longint minvalue, SCIP_Longint maxvalue, SCIP_DECL_PARAMCHGD((paramchgd)), SCIP_PARAMDATA paramdata)

SCIP_RETCODE	SCIPparamsetAddReal (SCIP_PARAMSET paramset, SCIP_MESSAGEHDLR messagehdlr, BMS_BLKMEM blkmem, const char name, const char desc, SCIP_Real valueptr, SCIP_Bool isadvanced, SCIP_Real defaultvalue, SCIP_Real minvalue, SCIP_Real maxvalue, SCIP_DECL_PARAMCHGD((paramchgd)), SCIP_PARAMDATA paramdata)

SCIP_RETCODE	SCIPparamsetAddChar (SCIP_PARAMSET paramset, SCIP_MESSAGEHDLR messagehdlr, BMS_BLKMEM blkmem, const char name, const char desc, char valueptr, SCIP_Bool isadvanced, char defaultvalue, const char allowedvalues, SCIP_DECL_PARAMCHGD((paramchgd)), SCIP_PARAMDATA *paramdata)

SCIP_RETCODE	SCIPparamsetAddString (SCIP_PARAMSET paramset, SCIP_MESSAGEHDLR messagehdlr, BMS_BLKMEM blkmem, const char name, const char desc, char valueptr, SCIP_Bool isadvanced, const char defaultvalue, SCIP_DECL_PARAMCHGD((paramchgd)), SCIP_PARAMDATA paramdata)

SCIP_Bool	SCIPparamsetIsFixed (SCIP_PARAMSET paramset, const char name)

SCIP_PARAM *	SCIPparamsetGetParam (SCIP_PARAMSET paramset, const char name)

SCIP_RETCODE	SCIPparamsetGetBool (SCIP_PARAMSET paramset, const char name, SCIP_Bool *value)

SCIP_RETCODE	SCIPparamsetGetInt (SCIP_PARAMSET paramset, const char name, int *value)

SCIP_RETCODE	SCIPparamsetGetLongint (SCIP_PARAMSET paramset, const char name, SCIP_Longint *value)

SCIP_RETCODE	SCIPparamsetGetReal (SCIP_PARAMSET paramset, const char name, SCIP_Real *value)

SCIP_RETCODE	SCIPparamsetGetChar (SCIP_PARAMSET paramset, const char name, char *value)

SCIP_RETCODE	SCIPparamsetGetString (SCIP_PARAMSET paramset, const char name, char **value)

SCIP_RETCODE	SCIPparamsetFix (SCIP_PARAMSET paramset, const char name, SCIP_Bool fixed)

SCIP_RETCODE	SCIPparamsetSetBool (SCIP_PARAMSET paramset, SCIP_SET set, SCIP_MESSAGEHDLR messagehdlr, const char name, SCIP_Bool value)

SCIP_RETCODE	SCIPparamsetSetInt (SCIP_PARAMSET paramset, SCIP_SET set, SCIP_MESSAGEHDLR messagehdlr, const char name, int value)

SCIP_RETCODE	SCIPparamsetSetLongint (SCIP_PARAMSET paramset, SCIP_SET set, SCIP_MESSAGEHDLR messagehdlr, const char name, SCIP_Longint value)

SCIP_RETCODE	SCIPparamsetSetReal (SCIP_PARAMSET paramset, SCIP_SET set, SCIP_MESSAGEHDLR messagehdlr, const char name, SCIP_Real value)

SCIP_RETCODE	SCIPparamsetSetChar (SCIP_PARAMSET paramset, SCIP_SET set, SCIP_MESSAGEHDLR messagehdlr, const char name, char value)

SCIP_RETCODE	SCIPparamsetSetString (SCIP_PARAMSET paramset, SCIP_SET set, SCIP_MESSAGEHDLR messagehdlr, const char name, const char *value)

SCIP_RETCODE	SCIPparamsetSetDefaultBool (SCIP_PARAMSET paramset, const char name, SCIP_Bool defaultvalue)

SCIP_RETCODE	SCIPparamsetSetDefaultInt (SCIP_PARAMSET paramset, const char name, int defaultvalue)

SCIP_RETCODE	SCIPparamsetSetDefaultLongint (SCIP_PARAMSET paramset, const char name, SCIP_Longint defaultvalue)

SCIP_RETCODE	SCIPparamsetSetDefaultReal (SCIP_PARAMSET paramset, const char name, SCIP_Real defaultvalue)

SCIP_RETCODE	SCIPparamsetSetDefaultChar (SCIP_PARAMSET paramset, const char name, char defaultvalue)

SCIP_RETCODE	SCIPparamsetSetDefaultString (SCIP_PARAMSET paramset, const char name, const char *defaultvalue)

SCIP_RETCODE	SCIPparamsetRead (SCIP_PARAMSET paramset, SCIP_SET set, SCIP_MESSAGEHDLR messagehdlr, const char filename)

SCIP_RETCODE	SCIPparamsetWrite (SCIP_PARAMSET paramset, SCIP_MESSAGEHDLR messagehdlr, const char *filename, SCIP_Bool comments, SCIP_Bool onlychanged)

SCIP_RETCODE	SCIPparamsetSetToDefaults (SCIP_PARAMSET paramset, SCIP_SET set, SCIP_MESSAGEHDLR *messagehdlr)

SCIP_RETCODE	SCIPparamsetSetToDefault (SCIP_PARAMSET paramset, SCIP_SET set, SCIP_MESSAGEHDLR messagehdlr, const char paramname)

SCIP_RETCODE	SCIPparamsetSetEmphasis (SCIP_PARAMSET paramset, SCIP_SET set, SCIP_MESSAGEHDLR *messagehdlr, SCIP_PARAMEMPHASIS paramemphasis, SCIP_Bool quiet)

SCIP_RETCODE	SCIPparamsetSetToSubscipsOff (SCIP_PARAMSET paramset, SCIP_SET set, SCIP_MESSAGEHDLR *messagehdlr, SCIP_Bool quiet)

SCIP_RETCODE	SCIPparamsetSetHeuristics (SCIP_PARAMSET paramset, SCIP_SET set, SCIP_MESSAGEHDLR *messagehdlr, SCIP_PARAMSETTING paramsetting, SCIP_Bool quiet)

SCIP_RETCODE	SCIPparamsetSetPresolving (SCIP_PARAMSET paramset, SCIP_SET set, SCIP_MESSAGEHDLR *messagehdlr, SCIP_PARAMSETTING paramsetting, SCIP_Bool quiet)

SCIP_RETCODE	SCIPparamsetSetSeparating (SCIP_PARAMSET paramset, SCIP_SET set, SCIP_MESSAGEHDLR *messagehdlr, SCIP_PARAMSETTING paramsetting, SCIP_Bool quiet)

SCIP_PARAM **	SCIPparamsetGetParams (SCIP_PARAMSET *paramset)

int	SCIPparamsetGetNParams (SCIP_PARAMSET *paramset)

SCIP_RETCODE	SCIPparamsetCopyParams (SCIP_PARAMSET sourceparamset, SCIP_PARAMSET targetparamset, SCIP_SET set, SCIP_MESSAGEHDLR messagehdlr)

SCIP_Bool	SCIPparamIsValidBool (SCIP_PARAM *param, SCIP_Bool value)

SCIP_Bool	SCIPparamIsValidInt (SCIP_PARAM *param, int value)

SCIP_Bool	SCIPparamIsValidLongint (SCIP_PARAM *param, SCIP_Longint value)

SCIP_Bool	SCIPparamIsValidReal (SCIP_PARAM *param, SCIP_Real value)

SCIP_Bool	SCIPparamIsValidChar (SCIP_PARAM *param, const char value)

SCIP_Bool	SCIPparamIsValidString (SCIP_PARAM param, const char value)

SCIP_RETCODE	SCIPparamSetBool (SCIP_PARAM param, SCIP_SET set, SCIP_MESSAGEHDLR *messagehdlr, SCIP_Bool value, SCIP_Bool initialize, SCIP_Bool quiet)

SCIP_RETCODE	SCIPparamSetInt (SCIP_PARAM param, SCIP_SET set, SCIP_MESSAGEHDLR *messagehdlr, int value, SCIP_Bool initialize, SCIP_Bool quiet)

SCIP_RETCODE	SCIPparamSetLongint (SCIP_PARAM param, SCIP_SET set, SCIP_MESSAGEHDLR *messagehdlr, SCIP_Longint value, SCIP_Bool initialize, SCIP_Bool quiet)

SCIP_RETCODE	SCIPparamSetReal (SCIP_PARAM param, SCIP_SET set, SCIP_MESSAGEHDLR *messagehdlr, SCIP_Real value, SCIP_Bool initialize, SCIP_Bool quiet)

SCIP_RETCODE	SCIPparamSetChar (SCIP_PARAM param, SCIP_SET set, SCIP_MESSAGEHDLR *messagehdlr, char value, SCIP_Bool initialize, SCIP_Bool quiet)

SCIP_RETCODE	SCIPparamSetString (SCIP_PARAM param, SCIP_SET set, SCIP_MESSAGEHDLR messagehdlr, const char value, SCIP_Bool initialize, SCIP_Bool quiet)

void	SCIPparamSetDefaultBool (SCIP_PARAM *param, SCIP_Bool defaultvalue)

void	SCIPparamSetDefaultInt (SCIP_PARAM *param, int defaultvalue)

void	SCIPparamSetDefaultLongint (SCIP_PARAM *param, SCIP_Longint defaultvalue)

void	SCIPparamSetDefaultReal (SCIP_PARAM *param, SCIP_Real defaultvalue)

void	SCIPparamSetDefaultChar (SCIP_PARAM *param, char defaultvalue)

void	SCIPparamSetDefaultString (SCIP_PARAM param, const char defaultvalue)

SCIP_RETCODE	SCIPparamSetToDefault (SCIP_PARAM param, SCIP_SET set, SCIP_MESSAGEHDLR *messagehdlr)

SCIP_RETCODE	SCIPparamWrite (SCIP_PARAM param, SCIP_MESSAGEHDLR messagehdlr, const char *filename, SCIP_Bool comments, SCIP_Bool onlychanged)

Function Documentation

◆ SCIPparamsetCreate()

SCIP_RETCODE SCIPparamsetCreate	(	SCIP_PARAMSET **	paramset,
		BMS_BLKMEM *	blkmem
	)

creates parameter set

Parameters

paramset	pointer to store the parameter set
blkmem	block memory

Definition at line 1426 of file paramset.c.

References BMSallocMemory, NULL, SCIP_ALLOC, SCIP_CALL, SCIP_HASHSIZE_PARAMS, SCIP_OKAY, and SCIPhashtableCreate().

Referenced by SCIPsetCopyPlugins().

◆ SCIPparamsetFree()

void SCIPparamsetFree	(	SCIP_PARAMSET **	paramset,
		BMS_BLKMEM *	blkmem
	)

frees parameter set

Parameters

paramset	pointer to the parameter set
blkmem	block memory

Definition at line 1446 of file paramset.c.

References BMSfreeMemory, BMSfreeMemoryArrayNull, NULL, paramFree(), and SCIPhashtableFree().

◆ SCIPparamsetAddBool()

SCIP_RETCODE SCIPparamsetAddBool	(	SCIP_PARAMSET *	paramset,
		SCIP_MESSAGEHDLR *	messagehdlr,
		BMS_BLKMEM *	blkmem,
		const char *	name,
		const char *	desc,
		SCIP_Bool *	valueptr,
		SCIP_Bool	isadvanced,
		SCIP_Bool	defaultvalue,
		SCIP_DECL_PARAMCHGD((*paramchgd))	,
		SCIP_PARAMDATA *	paramdata
	)

creates a bool parameter, sets it to its default value, and adds it to the parameter set

creates a SCIP_Bool parameter, sets it to its default value, and adds it to the parameter set

Parameters

paramset	parameter set
messagehdlr	message handler
blkmem	block memory
name	name of the parameter
desc	description of the parameter
valueptr	pointer to store the current parameter value, or NULL
isadvanced	is this parameter an advanced parameter?
defaultvalue	default value of the parameter
paramdata	locally defined parameter specific data

Definition at line 1499 of file paramset.c.

References NULL, paramCreateBool(), paramsetAdd(), SCIP_CALL, and SCIP_OKAY.

◆ SCIPparamsetAddInt()

SCIP_RETCODE SCIPparamsetAddInt	(	SCIP_PARAMSET *	paramset,
		SCIP_MESSAGEHDLR *	messagehdlr,
		BMS_BLKMEM *	blkmem,
		const char *	name,
		const char *	desc,
		int *	valueptr,
		SCIP_Bool	isadvanced,
		int	defaultvalue,
		int	minvalue,
		int	maxvalue,
		SCIP_DECL_PARAMCHGD((*paramchgd))	,
		SCIP_PARAMDATA *	paramdata
	)

creates a int parameter, sets it to its default value, and adds it to the parameter set

Parameters

paramset	parameter set
messagehdlr	message handler
blkmem	block memory
name	name of the parameter
desc	description of the parameter
valueptr	pointer to store the current parameter value, or NULL
isadvanced	is this parameter an advanced parameter?
defaultvalue	default value of the parameter
minvalue	minimum value for parameter
maxvalue	maximum value for parameter
paramdata	locally defined parameter specific data

Definition at line 1526 of file paramset.c.

References NULL, paramCreateInt(), paramsetAdd(), SCIP_CALL, and SCIP_OKAY.

◆ SCIPparamsetAddLongint()

SCIP_RETCODE SCIPparamsetAddLongint	(	SCIP_PARAMSET *	paramset,
		SCIP_MESSAGEHDLR *	messagehdlr,
		BMS_BLKMEM *	blkmem,
		const char *	name,
		const char *	desc,
		SCIP_Longint *	valueptr,
		SCIP_Bool	isadvanced,
		SCIP_Longint	defaultvalue,
		SCIP_Longint	minvalue,
		SCIP_Longint	maxvalue,
		SCIP_DECL_PARAMCHGD((*paramchgd))	,
		SCIP_PARAMDATA *	paramdata
	)

creates a SCIP_Longint parameter, sets it to its default value, and adds it to the parameter set

Parameters

paramset	parameter set
messagehdlr	message handler
blkmem	block memory
name	name of the parameter
desc	description of the parameter
valueptr	pointer to store the current parameter value, or NULL
isadvanced	is this parameter an advanced parameter?
defaultvalue	default value of the parameter
minvalue	minimum value for parameter
maxvalue	maximum value for parameter
paramdata	locally defined parameter specific data

Definition at line 1556 of file paramset.c.

References NULL, paramCreateLongint(), paramsetAdd(), SCIP_CALL, and SCIP_OKAY.

◆ SCIPparamsetAddReal()

SCIP_RETCODE SCIPparamsetAddReal	(	SCIP_PARAMSET *	paramset,
		SCIP_MESSAGEHDLR *	messagehdlr,
		BMS_BLKMEM *	blkmem,
		const char *	name,
		const char *	desc,
		SCIP_Real *	valueptr,
		SCIP_Bool	isadvanced,
		SCIP_Real	defaultvalue,
		SCIP_Real	minvalue,
		SCIP_Real	maxvalue,
		SCIP_DECL_PARAMCHGD((*paramchgd))	,
		SCIP_PARAMDATA *	paramdata
	)

creates a SCIP_Real parameter, sets it to its default value, and adds it to the parameter set

Parameters

paramset	parameter set
messagehdlr	message handler
blkmem	block memory
name	name of the parameter
desc	description of the parameter
valueptr	pointer to store the current parameter value, or NULL
isadvanced	is this parameter an advanced parameter?
defaultvalue	default value of the parameter
minvalue	minimum value for parameter
maxvalue	maximum value for parameter
paramdata	locally defined parameter specific data

Definition at line 1586 of file paramset.c.

References NULL, paramCreateReal(), paramsetAdd(), SCIP_CALL, and SCIP_OKAY.

Referenced by SCIPsetAddBoolParam().

◆ SCIPparamsetAddChar()

SCIP_RETCODE SCIPparamsetAddChar	(	SCIP_PARAMSET *	paramset,
		SCIP_MESSAGEHDLR *	messagehdlr,
		BMS_BLKMEM *	blkmem,
		const char *	name,
		const char *	desc,
		char *	valueptr,
		SCIP_Bool	isadvanced,
		char	defaultvalue,
		const char *	allowedvalues,
		SCIP_DECL_PARAMCHGD((*paramchgd))	,
		SCIP_PARAMDATA *	paramdata
	)

creates a char parameter, sets it to its default value, and adds it to the parameter set

Parameters

paramset	parameter set
messagehdlr	message handler
blkmem	block memory
name	name of the parameter
desc	description of the parameter
valueptr	pointer to store the current parameter value, or NULL
isadvanced	is this parameter an advanced parameter?
defaultvalue	default value of the parameter
allowedvalues	array with possible parameter values, or NULL if not restricted
paramdata	locally defined parameter specific data

Definition at line 1616 of file paramset.c.

References NULL, paramCreateChar(), paramsetAdd(), SCIP_CALL, and SCIP_OKAY.

Referenced by SCIPsetAddIntParam().

◆ SCIPparamsetAddString()

SCIP_RETCODE SCIPparamsetAddString	(	SCIP_PARAMSET *	paramset,
		SCIP_MESSAGEHDLR *	messagehdlr,
		BMS_BLKMEM *	blkmem,
		const char *	name,
		const char *	desc,
		char **	valueptr,
		SCIP_Bool	isadvanced,
		const char *	defaultvalue,
		SCIP_DECL_PARAMCHGD((*paramchgd))	,
		SCIP_PARAMDATA *	paramdata
	)

creates a string parameter, sets it to its default value, and adds it to the parameter set

Parameters

paramset	parameter set
messagehdlr	message handler
blkmem	block memory
name	name of the parameter
desc	description of the parameter
valueptr	pointer to store the current parameter value, or NULL
isadvanced	is this parameter an advanced parameter?
defaultvalue	default value of the parameter
paramdata	locally defined parameter specific data

Definition at line 1645 of file paramset.c.

References NULL, paramCreateString(), paramsetAdd(), SCIP_CALL, and SCIP_OKAY.

Referenced by SCIPsetAddLongintParam().

◆ SCIPparamsetIsFixed()

SCIP_Bool SCIPparamsetIsFixed	(	SCIP_PARAMSET *	paramset,
		const char *	name
	)

returns whether an existing parameter is fixed

Parameters

paramset	parameter set
name	name of the parameter

Definition at line 1690 of file paramset.c.

References FALSE, SCIP_ParamSet::hashtable, NULL, SCIPABORT, SCIPerrorMessage, SCIPhashtableRetrieve(), and SCIPparamIsFixed().

Referenced by SCIPparamsetSetToSubscipsOff(), and SCIPsetAddLongintParam().

◆ SCIPparamsetGetParam()

SCIP_PARAM* SCIPparamsetGetParam	(	SCIP_PARAMSET *	paramset,
		const char *	name
	)

returns the pointer to an existing SCIP parameter

Parameters

paramset	parameter set
name	name of the parameter

Definition at line 1712 of file paramset.c.

References SCIP_ParamSet::hashtable, NULL, and SCIPhashtableRetrieve().

Referenced by SCIPsetAddRealParam().

◆ SCIPparamsetGetBool()

SCIP_RETCODE SCIPparamsetGetBool	(	SCIP_PARAMSET *	paramset,
		const char *	name,
		SCIP_Bool *	value
	)

gets the value of an existing SCIP_Bool parameter

Parameters

paramset	parameter set
name	name of the parameter
value	pointer to store the parameter

Definition at line 1724 of file paramset.c.

References SCIP_ParamSet::hashtable, NULL, SCIP_Param::paramtype, paramtypeGetName(), SCIP_OKAY, SCIP_PARAMETERUNKNOWN, SCIP_PARAMETERWRONGTYPE, SCIP_PARAMTYPE_BOOL, SCIPerrorMessage, SCIPhashtableRetrieve(), and SCIPparamGetBool().

Referenced by SCIPsetAddRealParam().

◆ SCIPparamsetGetInt()

SCIP_RETCODE SCIPparamsetGetInt	(	SCIP_PARAMSET *	paramset,
		const char *	name,
		int *	value
	)

gets the value of an existing int parameter

Parameters

paramset	parameter set
name	name of the parameter
value	pointer to store the parameter

Definition at line 1756 of file paramset.c.

References SCIP_ParamSet::hashtable, NULL, SCIP_Param::paramtype, paramtypeGetName(), SCIP_OKAY, SCIP_PARAMETERUNKNOWN, SCIP_PARAMETERWRONGTYPE, SCIP_PARAMTYPE_INT, SCIPerrorMessage, SCIPhashtableRetrieve(), and SCIPparamGetInt().

Referenced by SCIPparamsetSetToSubscipsOff(), and SCIPsetAddCharParam().

◆ SCIPparamsetGetLongint()

SCIP_RETCODE SCIPparamsetGetLongint	(	SCIP_PARAMSET *	paramset,
		const char *	name,
		SCIP_Longint *	value
	)

gets the value of an existing SCIP_Longint parameter

Parameters

paramset	parameter set
name	name of the parameter
value	pointer to store the parameter

Definition at line 1788 of file paramset.c.

References SCIP_ParamSet::hashtable, NULL, SCIP_Param::paramtype, paramtypeGetName(), SCIP_OKAY, SCIP_PARAMETERUNKNOWN, SCIP_PARAMETERWRONGTYPE, SCIP_PARAMTYPE_LONGINT, SCIPerrorMessage, SCIPhashtableRetrieve(), and SCIPparamGetLongint().

◆ SCIPparamsetGetReal()

SCIP_RETCODE SCIPparamsetGetReal	(	SCIP_PARAMSET *	paramset,
		const char *	name,
		SCIP_Real *	value
	)

gets the value of an existing SCIP_Real parameter

Parameters

paramset	parameter set
name	name of the parameter
value	pointer to store the parameter

Definition at line 1820 of file paramset.c.

References SCIP_ParamSet::hashtable, NULL, SCIP_Param::paramtype, paramtypeGetName(), SCIP_OKAY, SCIP_PARAMETERUNKNOWN, SCIP_PARAMETERWRONGTYPE, SCIP_PARAMTYPE_REAL, SCIPerrorMessage, SCIPhashtableRetrieve(), and SCIPparamGetReal().

◆ SCIPparamsetGetChar()

SCIP_RETCODE SCIPparamsetGetChar	(	SCIP_PARAMSET *	paramset,
		const char *	name,
		char *	value
	)

gets the value of an existing char parameter

Parameters

paramset	parameter set
name	name of the parameter
value	pointer to store the parameter

Definition at line 1852 of file paramset.c.

References SCIP_ParamSet::hashtable, NULL, SCIP_Param::paramtype, paramtypeGetName(), SCIP_OKAY, SCIP_PARAMETERUNKNOWN, SCIP_PARAMETERWRONGTYPE, SCIP_PARAMTYPE_CHAR, SCIPerrorMessage, SCIPhashtableRetrieve(), and SCIPparamGetChar().

Referenced by SCIPsetIsParamFixed().

◆ SCIPparamsetGetString()

SCIP_RETCODE SCIPparamsetGetString	(	SCIP_PARAMSET *	paramset,
		const char *	name,
		char **	value
	)

gets the value of an existing string parameter

Parameters

paramset	parameter set
name	name of the parameter
value	pointer to store the parameter

Definition at line 1884 of file paramset.c.

References SCIP_ParamSet::hashtable, NULL, SCIP_Param::paramtype, paramtypeGetName(), SCIP_OKAY, SCIP_PARAMETERUNKNOWN, SCIP_PARAMETERWRONGTYPE, SCIP_PARAMTYPE_STRING, SCIPerrorMessage, SCIPhashtableRetrieve(), and SCIPparamGetString().

Referenced by SCIPsetGetParam().

◆ SCIPparamsetFix()

SCIP_RETCODE SCIPparamsetFix	(	SCIP_PARAMSET *	paramset,
		const char *	name,
		SCIP_Bool	fixed
	)

changes the fixing status of an existing parameter

Parameters

paramset	parameter set
name	name of the parameter
fixed	new fixing status of the parameter

Definition at line 1916 of file paramset.c.

References SCIP_ParamSet::hashtable, NULL, SCIP_OKAY, SCIP_PARAMETERUNKNOWN, SCIPerrorMessage, SCIPhashtableRetrieve(), and SCIPparamSetFixed().

Referenced by SCIPparamsetSetToSubscipsOff(), and SCIPsetGetBoolParam().

◆ SCIPparamsetSetBool()

SCIP_RETCODE SCIPparamsetSetBool	(	SCIP_PARAMSET *	paramset,
		SCIP_SET *	set,
		SCIP_MESSAGEHDLR *	messagehdlr,
		const char *	name,
		SCIP_Bool	value
	)

changes the value of an existing SCIP_Bool parameter

Parameters

paramset	parameter set
set	global SCIP settings
messagehdlr	message handler
name	name of the parameter
value	new value of the parameter

Definition at line 1940 of file paramset.c.

References FALSE, SCIP_ParamSet::hashtable, NULL, SCIP_Param::paramtype, paramtypeGetName(), SCIP_CALL, SCIP_OKAY, SCIP_PARAMETERUNKNOWN, SCIP_PARAMETERWRONGTYPE, SCIP_PARAMTYPE_BOOL, SCIPerrorMessage, SCIPhashtableRetrieve(), SCIPparamSetBool(), and TRUE.

Referenced by SCIPparamsetCopyParams(), and SCIPsetGetRealParam().

◆ SCIPparamsetSetInt()

SCIP_RETCODE SCIPparamsetSetInt	(	SCIP_PARAMSET *	paramset,
		SCIP_SET *	set,
		SCIP_MESSAGEHDLR *	messagehdlr,
		const char *	name,
		int	value
	)

changes the value of an existing int parameter

Parameters

paramset	parameter set
set	global SCIP settings
messagehdlr	message handler
name	name of the parameter
value	new value of the parameter

Definition at line 1974 of file paramset.c.

References FALSE, SCIP_ParamSet::hashtable, NULL, SCIP_Param::paramtype, paramtypeGetName(), SCIP_CALL, SCIP_OKAY, SCIP_PARAMETERUNKNOWN, SCIP_PARAMETERWRONGTYPE, SCIP_PARAMTYPE_INT, SCIPerrorMessage, SCIPhashtableRetrieve(), SCIPparamSetInt(), and TRUE.

Referenced by SCIPsetChgBoolParam().

◆ SCIPparamsetSetLongint()

SCIP_RETCODE SCIPparamsetSetLongint	(	SCIP_PARAMSET *	paramset,
		SCIP_SET *	set,
		SCIP_MESSAGEHDLR *	messagehdlr,
		const char *	name,
		SCIP_Longint	value
	)

changes the value of an existing SCIP_Longint parameter

Parameters

paramset	parameter set
set	global SCIP settings
messagehdlr	message handler
name	name of the parameter
value	new value of the parameter

Definition at line 2008 of file paramset.c.

References FALSE, SCIP_ParamSet::hashtable, NULL, SCIP_Param::paramtype, paramtypeGetName(), SCIP_CALL, SCIP_OKAY, SCIP_PARAMETERUNKNOWN, SCIP_PARAMETERWRONGTYPE, SCIP_PARAMTYPE_LONGINT, SCIPerrorMessage, SCIPhashtableRetrieve(), SCIPparamSetLongint(), and TRUE.

Referenced by SCIPsetChgIntParam().

◆ SCIPparamsetSetReal()

SCIP_RETCODE SCIPparamsetSetReal	(	SCIP_PARAMSET *	paramset,
		SCIP_SET *	set,
		SCIP_MESSAGEHDLR *	messagehdlr,
		const char *	name,
		SCIP_Real	value
	)

changes the value of an existing SCIP_Real parameter

Parameters

paramset	parameter set
set	global SCIP settings
messagehdlr	message handler
name	name of the parameter
value	new value of the parameter

Definition at line 2042 of file paramset.c.

References FALSE, SCIP_ParamSet::hashtable, NULL, SCIP_Param::paramtype, paramtypeGetName(), SCIP_CALL, SCIP_OKAY, SCIP_PARAMETERUNKNOWN, SCIP_PARAMETERWRONGTYPE, SCIP_PARAMTYPE_REAL, SCIPerrorMessage, SCIPhashtableRetrieve(), SCIPparamSetReal(), and TRUE.

Referenced by SCIPsetSetDefaultIntParam().

◆ SCIPparamsetSetChar()

SCIP_RETCODE SCIPparamsetSetChar	(	SCIP_PARAMSET *	paramset,
		SCIP_SET *	set,
		SCIP_MESSAGEHDLR *	messagehdlr,
		const char *	name,
		char	value
	)

changes the value of an existing char parameter

Parameters

paramset	parameter set
set	global SCIP settings
messagehdlr	message handler
name	name of the parameter
value	new value of the parameter

Definition at line 2076 of file paramset.c.

References FALSE, SCIP_ParamSet::hashtable, NULL, SCIP_Param::paramtype, paramtypeGetName(), SCIP_CALL, SCIP_OKAY, SCIP_PARAMETERUNKNOWN, SCIP_PARAMETERWRONGTYPE, SCIP_PARAMTYPE_CHAR, SCIPerrorMessage, SCIPhashtableRetrieve(), SCIPparamSetChar(), and TRUE.

Referenced by SCIPsetSetLongintParam().

◆ SCIPparamsetSetString()

SCIP_RETCODE SCIPparamsetSetString	(	SCIP_PARAMSET *	paramset,
		SCIP_SET *	set,
		SCIP_MESSAGEHDLR *	messagehdlr,
		const char *	name,
		const char *	value
	)

changes the value of an existing string parameter

Parameters

paramset	parameter set
set	global SCIP settings
messagehdlr	message handler
name	name of the parameter
value	new value of the parameter

Definition at line 2110 of file paramset.c.

References FALSE, SCIP_ParamSet::hashtable, NULL, SCIP_Param::paramtype, paramtypeGetName(), SCIP_CALL, SCIP_OKAY, SCIP_PARAMETERUNKNOWN, SCIP_PARAMETERWRONGTYPE, SCIP_PARAMTYPE_STRING, SCIPerrorMessage, SCIPhashtableRetrieve(), SCIPparamSetString(), and TRUE.

Referenced by SCIPsetSetRealParam().

◆ SCIPparamsetSetDefaultBool()

SCIP_RETCODE SCIPparamsetSetDefaultBool	(	SCIP_PARAMSET *	paramset,
		const char *	name,
		SCIP_Bool	defaultvalue
	)

changes the default value of an existing SCIP_Bool parameter

Parameters

paramset	parameter set
name	name of the parameter
defaultvalue	new default value of the parameter

Definition at line 2144 of file paramset.c.

References SCIP_ParamSet::hashtable, NULL, SCIP_Param::paramtype, paramtypeGetName(), SCIP_OKAY, SCIP_PARAMETERUNKNOWN, SCIP_PARAMETERWRONGTYPE, SCIP_PARAMTYPE_BOOL, SCIPerrorMessage, SCIPhashtableRetrieve(), and SCIPparamSetDefaultBool().

Referenced by SCIPsetGetCharParam().

◆ SCIPparamsetSetDefaultInt()

SCIP_RETCODE SCIPparamsetSetDefaultInt	(	SCIP_PARAMSET *	paramset,
		const char *	name,
		int	defaultvalue
	)

changes the default value of an existing int parameter

Parameters

paramset	parameter set
name	name of the parameter
defaultvalue	new default value of the parameter

Definition at line 2175 of file paramset.c.

References SCIP_ParamSet::hashtable, NULL, SCIP_Param::paramtype, paramtypeGetName(), SCIP_OKAY, SCIP_PARAMETERUNKNOWN, SCIP_PARAMETERWRONGTYPE, SCIP_PARAMTYPE_INT, SCIPerrorMessage, SCIPhashtableRetrieve(), and SCIPparamSetDefaultInt().

Referenced by SCIPsetChgBoolParam().

◆ SCIPparamsetSetDefaultLongint()

SCIP_RETCODE SCIPparamsetSetDefaultLongint	(	SCIP_PARAMSET *	paramset,
		const char *	name,
		SCIP_Longint	defaultvalue
	)

changes the default value of an existing SCIP_Longint parameter

Parameters

paramset	parameter set
name	name of the parameter
defaultvalue	new default value of the parameter

Definition at line 2206 of file paramset.c.

References SCIP_ParamSet::hashtable, NULL, SCIP_Param::paramtype, paramtypeGetName(), SCIP_OKAY, SCIP_PARAMETERUNKNOWN, SCIP_PARAMETERWRONGTYPE, SCIP_PARAMTYPE_LONGINT, SCIPerrorMessage, SCIPhashtableRetrieve(), and SCIPparamSetDefaultLongint().

◆ SCIPparamsetSetDefaultReal()

SCIP_RETCODE SCIPparamsetSetDefaultReal	(	SCIP_PARAMSET *	paramset,
		const char *	name,
		SCIP_Real	defaultvalue
	)

changes the default value of an existing SCIP_Real parameter

Parameters

paramset	parameter set
name	name of the parameter
defaultvalue	new default value of the parameter

Definition at line 2237 of file paramset.c.

References SCIP_ParamSet::hashtable, NULL, SCIP_Param::paramtype, paramtypeGetName(), SCIP_OKAY, SCIP_PARAMETERUNKNOWN, SCIP_PARAMETERWRONGTYPE, SCIP_PARAMTYPE_REAL, SCIPerrorMessage, SCIPhashtableRetrieve(), and SCIPparamSetDefaultReal().

◆ SCIPparamsetSetDefaultChar()

SCIP_RETCODE SCIPparamsetSetDefaultChar	(	SCIP_PARAMSET *	paramset,
		const char *	name,
		char	defaultvalue
	)

changes the default value of an existing char parameter

Parameters

paramset	parameter set
name	name of the parameter
defaultvalue	new default value of the parameter

Definition at line 2268 of file paramset.c.

References SCIP_ParamSet::hashtable, NULL, SCIP_Param::paramtype, paramtypeGetName(), SCIP_OKAY, SCIP_PARAMETERUNKNOWN, SCIP_PARAMETERWRONGTYPE, SCIP_PARAMTYPE_CHAR, SCIPerrorMessage, SCIPhashtableRetrieve(), and SCIPparamSetDefaultChar().

◆ SCIPparamsetSetDefaultString()

SCIP_RETCODE SCIPparamsetSetDefaultString	(	SCIP_PARAMSET *	paramset,
		const char *	name,
		const char *	defaultvalue
	)

changes the default value of an existing string parameter

Parameters

paramset	parameter set
name	name of the parameter
defaultvalue	new default value of the parameter

Definition at line 2299 of file paramset.c.

References SCIP_ParamSet::hashtable, NULL, SCIP_Param::paramtype, paramtypeGetName(), SCIP_OKAY, SCIP_PARAMETERUNKNOWN, SCIP_PARAMETERWRONGTYPE, SCIP_PARAMTYPE_STRING, SCIPerrorMessage, SCIPhashtableRetrieve(), and SCIPparamSetDefaultString().

◆ SCIPparamsetRead()

SCIP_RETCODE SCIPparamsetRead	(	SCIP_PARAMSET *	paramset,
		SCIP_SET *	set,
		SCIP_MESSAGEHDLR *	messagehdlr,
		const char *	filename
	)

reads parameters from a file

Parameters

paramset	parameter set
set	global SCIP settings
messagehdlr	message handler
filename	file name

Definition at line 2639 of file paramset.c.

References FALSE, NULL, paramsetParse(), SCIP_Bool, SCIP_CALL, SCIP_NOFILE, SCIP_OKAY, SCIP_READERROR, SCIPerrorMessage, and SCIPprintSysError().

Referenced by SCIPsetChgCharParam().

◆ SCIPparamsetWrite()

SCIP_RETCODE SCIPparamsetWrite	(	SCIP_PARAMSET *	paramset,
		SCIP_MESSAGEHDLR *	messagehdlr,
		const char *	filename,
		SCIP_Bool	comments,
		SCIP_Bool	onlychanged
	)

writes all parameters in the parameter set to a file

Parameters

paramset	parameter set
messagehdlr	message handler
filename	file name, or NULL for stdout
comments	should parameter descriptions be written as comments?
onlychanged	should only the parameters been written, that are changed from default?

Definition at line 2689 of file paramset.c.

References FALSE, SCIP_ParamSet::nparams, NULL, SCIP_ParamSet::params, paramWrite(), SCIP_Bool, SCIP_CALL, SCIP_FILECREATEERROR, SCIP_OKAY, SCIP_SUBVERSION, SCIP_VERSION, SCIPerrorMessage, SCIPmessageFPrintInfo(), SCIPmessagehdlrIsQuiet(), SCIPmessagehdlrSetQuiet(), and SCIPprintSysError().

Referenced by SCIPsetChgCharParam().

◆ SCIPparamsetSetToDefaults()

SCIP_RETCODE SCIPparamsetSetToDefaults	(	SCIP_PARAMSET *	paramset,
		SCIP_SET *	set,
		SCIP_MESSAGEHDLR *	messagehdlr
	)

installs default values for all parameters

Parameters

paramset	parameter set
set	global SCIP settings
messagehdlr	message handler

Definition at line 2772 of file paramset.c.

References SCIP_ParamSet::nparams, SCIP_ParamSet::params, SCIP_CALL, SCIP_OKAY, and SCIPparamSetToDefault().

Referenced by SCIPparamsetSetEmphasis(), and SCIPsetChgStringParam().

◆ SCIPparamsetSetToDefault()

SCIP_RETCODE SCIPparamsetSetToDefault	(	SCIP_PARAMSET *	paramset,
		SCIP_SET *	set,
		SCIP_MESSAGEHDLR *	messagehdlr,
		const char *	paramname
	)

installs default value for a single parameter

Parameters

paramset	parameter set
set	global SCIP settings
messagehdlr	message handler
paramname	name of the parameter

Definition at line 2790 of file paramset.c.

References SCIP_ParamSet::hashtable, NULL, paramname, SCIP_CALL, SCIP_OKAY, SCIPhashtableRetrieve(), and SCIPparamSetToDefault().

Referenced by paramsetSetHeuristicsDefault(), paramsetSetPresolvingDefault(), paramsetSetSeparatingDefault(), and SCIPsetSetCharParam().

◆ SCIPparamsetSetEmphasis()

SCIP_RETCODE SCIPparamsetSetEmphasis	(	SCIP_PARAMSET *	paramset,
		SCIP_SET *	set,
		SCIP_MESSAGEHDLR *	messagehdlr,
		SCIP_PARAMEMPHASIS	paramemphasis,
		SCIP_Bool	quiet
	)

sets parameters to

SCIP_PARAMEMPHASIS_DEFAULT to use default values (see also SCIPparamsetSetToDefault())
SCIP_PARAMEMPHASIS_COUNTER to get feasible and "fast" counting process
SCIP_PARAMEMPHASIS_CPSOLVER to get CP like search (e.g. no LP relaxation)
SCIP_PARAMEMPHASIS_EASYCIP to solve easy problems fast
SCIP_PARAMEMPHASIS_FEASIBILITY to detect feasibility fast
SCIP_PARAMEMPHASIS_HARDLP to be capable to handle hard LPs
SCIP_PARAMEMPHASIS_OPTIMALITY to prove optimality fast
SCIP_PARAMEMPHASIS_PHASEFEAS to find feasible solutions during a 3 phase solution process
SCIP_PARAMEMPHASIS_PHASEIMPROVE to find improved solutions during a 3 phase solution process
SCIP_PARAMEMPHASIS_PHASEPROOF to proof optimality during a 3 phase solution process
SCIP_PARAMEMPHASIS_NUMERICS to solve problems which cause numerical issues

sets parameters to

SCIP_PARAMEMPHASIS_DEFAULT to use default values (see also SCIPparamsetSetToDefault())
SCIP_PARAMEMPHASIS_COUNTER to get feasible and "fast" counting process
SCIP_PARAMEMPHASIS_CPSOLVER to get CP like search (e.g. no LP relaxation)
SCIP_PARAMEMPHASIS_EASYCIP to solve easy problems fast
SCIP_PARAMEMPHASIS_FEASIBILITY to detect feasibility fast
SCIP_PARAMEMPHASIS_HARDLP to be capable to handle hard LPs
SCIP_PARAMEMPHASIS_OPTIMALITY to prove optimality fast
SCIP_PARAMEMPHASIS_PHASEFEAS to find feasible solutions during a 3 phase solution process
SCIP_PARAMEMPHASIS_PHASEIMPROVE to find improved solutions during a 3 phase solution process
SCIP_PARAMEMPHASIS_PHASEPROOF to proof optimality during a 3 phase solution process
SCIP_PARAMEMPHASIS_NUMERICS to solve problems which cause numerical issues
SCIP_PARAMEMPHASIS_BENCHMARK to not try to avoid running into memory limit

Parameters

paramset	parameter set
set	global SCIP settings
messagehdlr	message handler
paramemphasis	parameter emphasis
quiet	should the parameter be set quiet (no output)

Definition at line 3817 of file paramset.c.

Referenced by emphasisParse(), and SCIPsetSetStringParam().

◆ SCIPparamsetSetToSubscipsOff()

SCIP_RETCODE SCIPparamsetSetToSubscipsOff	(	SCIP_PARAMSET *	paramset,
		SCIP_SET *	set,
		SCIP_MESSAGEHDLR *	messagehdlr,
		SCIP_Bool	quiet
	)

sets parameters to deactivate separators and heuristics that use auxiliary SCIP instances; should be called for auxiliary SCIP instances to avoid recursion

Parameters

paramset	parameter set
set	global SCIP settings
messagehdlr	message handler
quiet	should the parameter be set quiet (no output)

Definition at line 4085 of file paramset.c.

References FALSE, NULL, paramname, paramSetInt(), SCIP_CALL, SCIP_MAXSTRLEN, SCIP_OKAY, SCIPheurGetName(), SCIPheurUsesSubscip(), SCIPmessageFPrintInfo(), SCIPparamsetFix(), SCIPparamsetGetInt(), SCIPparamsetIsFixed(), SCIPsepaGetName(), SCIPsepaUsesSubscip(), SCIPsetFindConshdlr(), SCIPsnprintf(), and TRUE.

Referenced by SCIPsetReadParams().

◆ SCIPparamsetSetHeuristics()

SCIP_RETCODE SCIPparamsetSetHeuristics	(	SCIP_PARAMSET *	paramset,
		SCIP_SET *	set,
		SCIP_MESSAGEHDLR *	messagehdlr,
		SCIP_PARAMSETTING	paramsetting,
		SCIP_Bool	quiet
	)

sets heuristic parameters values to

SCIP_PARAMSETTING_DEFAULT which are the default values of all heuristic parameters
SCIP_PARAMSETTING_FAST such that the time spend for heuristic is decreased
SCIP_PARAMSETTING_AGGRESSIVE such that the heuristic are called more aggregative
SCIP_PARAMSETTING_OFF which turn off all heuristics

sets heuristic parameters values to

SCIP_PARAMSETTING_DEFAULT which are the default values of all heuristic parameters
SCIP_PARAMSETTING_FAST such that the time spent on heuristics is decreased
SCIP_PARAMSETTING_AGGRESSIVE such that the heuristics are called more aggressively
SCIP_PARAMSETTING_OFF which turn off all heuristics

Parameters

paramset	parameter set
set	global SCIP settings
messagehdlr	message handler
paramsetting	parameter settings
quiet	should the parameter be set quiet (no output)

Definition at line 4190 of file paramset.c.

References paramsetSetHeuristicsAggressive(), paramsetSetHeuristicsDefault(), paramsetSetHeuristicsFast(), paramsetSetHeuristicsOff(), SCIP_CALL, SCIP_INVALIDCALL, SCIP_OKAY, SCIP_PARAMSETTING_AGGRESSIVE, SCIP_PARAMSETTING_DEFAULT, SCIP_PARAMSETTING_FAST, SCIP_PARAMSETTING_OFF, and SCIPerrorMessage.

Referenced by SCIPsetWriteParams().

◆ SCIPparamsetSetPresolving()

SCIP_RETCODE SCIPparamsetSetPresolving	(	SCIP_PARAMSET *	paramset,
		SCIP_SET *	set,
		SCIP_MESSAGEHDLR *	messagehdlr,
		SCIP_PARAMSETTING	paramsetting,
		SCIP_Bool	quiet
	)

sets presolving parameters to

SCIP_PARAMSETTING_DEFAULT which are the default values of all presolving parameters
SCIP_PARAMSETTING_FAST such that the time spend for presolving is decreased
SCIP_PARAMSETTING_AGGRESSIVE such that the presolving is more aggregative
SCIP_PARAMSETTING_OFF which turn off all presolving

sets presolving parameters to

SCIP_PARAMSETTING_DEFAULT which are the default values of all presolving parameters
SCIP_PARAMSETTING_FAST such that the time spent on presolving is decreased
SCIP_PARAMSETTING_AGGRESSIVE such that the presolving is more aggressive
SCIP_PARAMSETTING_OFF which turn off all presolving

Parameters

paramset	parameter set
set	global SCIP settings
messagehdlr	message handler
paramsetting	parameter settings
quiet	should the parameter be set quiet (no output)

Definition at line 4226 of file paramset.c.

References paramsetSetPresolvingAggressive(), paramsetSetPresolvingDefault(), paramsetSetPresolvingFast(), paramsetSetPresolvingOff(), SCIP_CALL, SCIP_INVALIDCALL, SCIP_OKAY, SCIP_PARAMSETTING_AGGRESSIVE, SCIP_PARAMSETTING_DEFAULT, SCIP_PARAMSETTING_FAST, SCIP_PARAMSETTING_OFF, and SCIPerrorMessage.

Referenced by SCIPsetResetParams().

◆ SCIPparamsetSetSeparating()

SCIP_RETCODE SCIPparamsetSetSeparating	(	SCIP_PARAMSET *	paramset,
		SCIP_SET *	set,
		SCIP_MESSAGEHDLR *	messagehdlr,
		SCIP_PARAMSETTING	paramsetting,
		SCIP_Bool	quiet
	)

sets separating parameters to

SCIP_PARAMSETTING_DEFAULT which are the default values of all separating parameters
SCIP_PARAMSETTING_FAST such that the time spend for separating is decreased
SCIP_PARAMSETTING_AGGRESSIVE such that the separating is done more aggregative
SCIP_PARAMSETTING_OFF which turn off all separating

sets separating parameters to

SCIP_PARAMSETTING_DEFAULT which are the default values of all separating parameters
SCIP_PARAMSETTING_FAST such that the time spent on separating is decreased
SCIP_PARAMSETTING_AGGRESSIVE such that separating is more aggressive
SCIP_PARAMSETTING_OFF which turn off all separating

Parameters

paramset	parameter set
set	global SCIP settings
messagehdlr	message handler
paramsetting	parameter settings
quiet	should the parameter be set quiet (no output)

Definition at line 4262 of file paramset.c.

References paramsetSetSeparatingAggressive(), paramsetSetSeparatingDefault(), paramsetSetSeparatingFast(), paramsetSetSeparatingOff(), SCIP_CALL, SCIP_INVALIDCALL, SCIP_OKAY, SCIP_PARAMSETTING_AGGRESSIVE, SCIP_PARAMSETTING_DEFAULT, SCIP_PARAMSETTING_FAST, SCIP_PARAMSETTING_OFF, and SCIPerrorMessage.

Referenced by SCIPsetResetParams().

◆ SCIPparamsetGetParams()

SCIP_PARAM** SCIPparamsetGetParams ( SCIP_PARAMSET * paramset )

returns the array of parameters

Parameters

paramset parameter set

Definition at line 4293 of file paramset.c.

References NULL, and SCIP_ParamSet::params.

Referenced by SCIPsetSetEmphasis().

◆ SCIPparamsetGetNParams()

int SCIPparamsetGetNParams ( SCIP_PARAMSET * paramset )

returns the number of parameters in the parameter set

Parameters

paramset parameter set

Definition at line 4303 of file paramset.c.

References SCIP_ParamSet::nparams, and NULL.

Referenced by SCIPsetSetSubscipsOff().

◆ SCIPparamsetCopyParams()

SCIP_RETCODE SCIPparamsetCopyParams	(	SCIP_PARAMSET *	sourceparamset,
		SCIP_PARAMSET *	targetparamset,
		SCIP_SET *	set,
		SCIP_MESSAGEHDLR *	messagehdlr
	)

copies all parameter values of the source parameter set to the corresponding parameters in the target set

by default reoptimization is disabled after copying the parameters. if you want to use reoptimization, you have to enable it explicitly.

Parameters

sourceparamset	source parameter set
targetparamset	target parameter set
set	global SCIP settings of target SCIP
messagehdlr	message handler of target SCIP

Definition at line 4317 of file paramset.c.

References FALSE, SCIP_ParamSet::hashtable, SCIP_Param::name, SCIP_ParamSet::nparams, NULL, paramCopyBool(), paramCopyChar(), paramCopyInt(), paramCopyLongint(), paramCopyReal(), paramCopyString(), paramname, SCIP_ParamSet::params, SCIP_CALL, SCIP_INVALIDDATA, SCIP_OKAY, SCIP_PARAMTYPE_BOOL, SCIP_PARAMTYPE_CHAR, SCIP_PARAMTYPE_INT, SCIP_PARAMTYPE_LONGINT, SCIP_PARAMTYPE_REAL, SCIP_PARAMTYPE_STRING, SCIPerrorMessage, SCIPhashtableRetrieve(), SCIPparamGetName(), SCIPparamGetType(), SCIPparamIsFixed(), SCIPparamSetFixed(), SCIPparamsetSetBool(), SCIPsetChgParamFixed(), SCIPsetIsParamFixed(), and SCIPsetSetReoptimizationParams().

Referenced by SCIPsetCopyPlugins().

◆ SCIPparamIsValidBool()

SCIP_Bool SCIPparamIsValidBool	(	SCIP_PARAM *	param,
		SCIP_Bool	value
	)

checks whether value of SCIP_Bool parameter is valid

checks whether value of bool parameter is valid

Parameters

param	parameter
value	value to check

Definition at line 4422 of file paramset.c.

References FALSE, NULL, and TRUE.

Referenced by SCIPisBoolParamValid().

◆ SCIPparamIsValidInt()

SCIP_Bool SCIPparamIsValidInt	(	SCIP_PARAM *	param,
		int	value
	)

checks whether value of integer parameter is valid

Parameters

param	parameter
value	value to check

Definition at line 4432 of file paramset.c.

References SCIP_Param::data, SCIP_Param::intparam, SCIP_IntParam::minvalue, and NULL.

Referenced by SCIPisIntParamValid().

◆ SCIPparamIsValidLongint()

SCIP_Bool SCIPparamIsValidLongint	(	SCIP_PARAM *	param,
		SCIP_Longint	value
	)

checks whether value of SCIP_Longint parameter is valid

Parameters

param	parameter
value	value to check

Definition at line 4443 of file paramset.c.

References SCIP_Param::data, SCIP_Param::longintparam, SCIP_LongintParam::minvalue, and NULL.

Referenced by SCIPisLongintParamValid().

◆ SCIPparamIsValidReal()

SCIP_Bool SCIPparamIsValidReal	(	SCIP_PARAM *	param,
		SCIP_Real	value
	)

checks whether value of SCIP_Real parameter is valid

Parameters

param	parameter
value	value to check

Definition at line 4454 of file paramset.c.

References SCIP_Param::data, SCIP_RealParam::minvalue, NULL, and SCIP_Param::realparam.

Referenced by SCIPisRealParamValid().

◆ SCIPparamIsValidChar()

SCIP_Bool SCIPparamIsValidChar	(	SCIP_PARAM *	param,
		const char	value
	)

checks whether value of char parameter is valid

Parameters

param	parameter
value	value to check

Definition at line 4465 of file paramset.c.

References SCIP_CharParam::allowedvalues, SCIP_Param::charparam, SCIP_Param::data, FALSE, NULL, and TRUE.

Referenced by SCIPisCharParamValid().

◆ SCIPparamIsValidString()

SCIP_Bool SCIPparamIsValidString	(	SCIP_PARAM *	param,
		const char *	value
	)

checks whether value of string parameter is valid

Parameters

param	parameter
value	value to check

Definition at line 4491 of file paramset.c.

References FALSE, NULL, and TRUE.

Referenced by SCIPisStringParamValid().

◆ SCIPparamSetBool()

SCIP_RETCODE SCIPparamSetBool	(	SCIP_PARAM *	param,
		SCIP_SET *	set,
		SCIP_MESSAGEHDLR *	messagehdlr,
		SCIP_Bool	value,
		SCIP_Bool	initialize,
		SCIP_Bool	quiet
	)

sets value of SCIP_Bool parameter

Parameters

param	parameter
set	global SCIP settings, or NULL if param change method should not be called
messagehdlr	message handler
value	new value of the parameter
initialize	is this the initialization of the parameter?
quiet	should the parameter be set quiet (no output)

Definition at line 4509 of file paramset.c.

References SCIP_Param::boolparam, SCIP_BoolParam::curvalue, SCIP_Param::data, FALSE, NULL, paramTestBool(), paramTestFixed(), paramWrite(), SCIP_Bool, SCIP_CALL, SCIP_CALL_QUIET, SCIP_OKAY, SCIP_PARAMETERWRONGVAL, SCIPparamGetBool(), TRUE, and SCIP_BoolParam::valueptr.

Referenced by paramCopyBool(), paramCreateBool(), paramParseBool(), paramSetBool(), SCIPparamsetSetBool(), and SCIPparamSetToDefault().

◆ SCIPparamSetInt()

SCIP_RETCODE SCIPparamSetInt	(	SCIP_PARAM *	param,
		SCIP_SET *	set,
		SCIP_MESSAGEHDLR *	messagehdlr,
		int	value,
		SCIP_Bool	initialize,
		SCIP_Bool	quiet
	)

sets value of int parameter

Parameters

param	parameter
set	global SCIP settings, or NULL if param change method should not be called
messagehdlr	message handler
value	new value of the parameter
initialize	is this the initialization of the parameter?
quiet	should the parameter be set quiet (no output)

Definition at line 4571 of file paramset.c.

References SCIP_IntParam::curvalue, SCIP_Param::data, FALSE, SCIP_Param::intparam, NULL, paramTestFixed(), paramTestInt(), paramWrite(), SCIP_CALL, SCIP_CALL_QUIET, SCIP_OKAY, SCIP_PARAMETERWRONGVAL, SCIPparamGetInt(), TRUE, and SCIP_IntParam::valueptr.

Referenced by paramCopyInt(), paramCreateInt(), paramParseInt(), paramSetInt(), SCIPparamsetSetInt(), SCIPparamSetToDefault(), and SCIPsetGetStringParam().

◆ SCIPparamSetLongint()

SCIP_RETCODE SCIPparamSetLongint	(	SCIP_PARAM *	param,
		SCIP_SET *	set,
		SCIP_MESSAGEHDLR *	messagehdlr,
		SCIP_Longint	value,
		SCIP_Bool	initialize,
		SCIP_Bool	quiet
	)

sets value of SCIP_Longint parameter

Parameters

param	parameter
set	global SCIP settings, or NULL if param change method should not be called
messagehdlr	message handler
value	new value of the parameter
initialize	is this the initialization of the parameter?
quiet	should the parameter be set quiet (no output)

Definition at line 4633 of file paramset.c.

References SCIP_LongintParam::curvalue, SCIP_Param::data, FALSE, SCIP_Param::longintparam, NULL, paramTestFixed(), paramTestLongint(), paramWrite(), SCIP_CALL, SCIP_CALL_QUIET, SCIP_Longint, SCIP_OKAY, SCIP_PARAMETERWRONGVAL, SCIPparamGetLongint(), TRUE, and SCIP_LongintParam::valueptr.

Referenced by paramCopyLongint(), paramCreateLongint(), paramParseLongint(), paramSetLongint(), SCIPparamsetSetLongint(), and SCIPparamSetToDefault().

◆ SCIPparamSetReal()

SCIP_RETCODE SCIPparamSetReal	(	SCIP_PARAM *	param,
		SCIP_SET *	set,
		SCIP_MESSAGEHDLR *	messagehdlr,
		SCIP_Real	value,
		SCIP_Bool	initialize,
		SCIP_Bool	quiet
	)

sets value of SCIP_Real parameter

Parameters

param	parameter
set	global SCIP settings, or NULL if param change method should not be called
messagehdlr	message handler
value	new value of the parameter
initialize	is this the initialization of the parameter?
quiet	should the parameter be set quiet (no output)

Definition at line 4695 of file paramset.c.

References SCIP_RealParam::curvalue, SCIP_Param::data, FALSE, MAX, NULL, paramTestFixed(), paramTestReal(), paramWrite(), SCIP_Param::realparam, SCIP_CALL, SCIP_CALL_QUIET, SCIP_OKAY, SCIP_PARAMETERWRONGVAL, SCIP_Real, SCIP_REAL_MAX, SCIP_REAL_MIN, SCIPparamGetReal(), TRUE, and SCIP_RealParam::valueptr.

Referenced by paramCopyReal(), paramCreateReal(), paramParseReal(), paramSetReal(), SCIPparamsetSetReal(), and SCIPparamSetToDefault().

◆ SCIPparamSetChar()

SCIP_RETCODE SCIPparamSetChar	(	SCIP_PARAM *	param,
		SCIP_SET *	set,
		SCIP_MESSAGEHDLR *	messagehdlr,
		char	value,
		SCIP_Bool	initialize,
		SCIP_Bool	quiet
	)

sets value of char parameter

Parameters

param	parameter
set	global SCIP settings, or NULL if param change method should not be called
messagehdlr	message handler
value	new value of the parameter
initialize	is this the initialization of the parameter?
quiet	should the parameter be set quiet (no output)

Definition at line 4759 of file paramset.c.

References SCIP_Param::charparam, SCIP_CharParam::curvalue, SCIP_Param::data, FALSE, NULL, paramTestChar(), paramTestFixed(), paramWrite(), SCIP_CALL, SCIP_CALL_QUIET, SCIP_OKAY, SCIP_PARAMETERWRONGVAL, SCIPparamGetChar(), TRUE, and SCIP_CharParam::valueptr.

Referenced by paramCopyChar(), paramCreateChar(), paramParseChar(), paramSetChar(), SCIPparamsetSetChar(), SCIPparamSetToDefault(), and SCIPsetChgLongintParam().

◆ SCIPparamSetString()

SCIP_RETCODE SCIPparamSetString	(	SCIP_PARAM *	param,
		SCIP_SET *	set,
		SCIP_MESSAGEHDLR *	messagehdlr,
		const char *	value,
		SCIP_Bool	initialize,
		SCIP_Bool	quiet
	)

sets value of string parameter

Parameters

param	parameter
set	global SCIP settings, or NULL if param change method should not be called
messagehdlr	message handler
value	new value of the parameter
initialize	is this the initialization of the parameter?
quiet	should the parameter be set quiet (no output)

Definition at line 4820 of file paramset.c.

References BMSduplicateMemoryArray, BMSfreeMemoryArrayNull, SCIP_StringParam::curvalue, SCIP_Param::data, FALSE, NULL, paramTestFixed(), paramTestString(), paramWrite(), SCIP_ALLOC, SCIP_CALL, SCIP_CALL_QUIET, SCIP_OKAY, SCIP_PARAMETERWRONGVAL, SCIP_Param::stringparam, TRUE, and SCIP_StringParam::valueptr.

Referenced by paramCopyString(), paramCreateString(), paramParseString(), SCIPparamsetSetString(), SCIPparamSetToDefault(), and SCIPsetChgRealParam().

◆ SCIPparamSetDefaultBool()

void SCIPparamSetDefaultBool	(	SCIP_PARAM *	param,
		SCIP_Bool	defaultvalue
	)

sets default value of SCIP_Bool parameter

changes default value of SCIP_Bool parameter

Parameters

param	parameter
defaultvalue	new default value

Definition at line 4891 of file paramset.c.

References SCIP_Param::boolparam, SCIP_Param::data, SCIP_BoolParam::defaultvalue, NULL, SCIP_Param::paramtype, and SCIP_PARAMTYPE_BOOL.

Referenced by SCIPparamsetSetDefaultBool().

◆ SCIPparamSetDefaultInt()

void SCIPparamSetDefaultInt	(	SCIP_PARAM *	param,
		int	defaultvalue
	)

sets default value of int parameter

changes default value of int parameter

Parameters

param	parameter
defaultvalue	new default value

Definition at line 4903 of file paramset.c.

References SCIP_Param::data, SCIP_IntParam::defaultvalue, SCIP_Param::intparam, SCIP_IntParam::maxvalue, SCIP_IntParam::minvalue, NULL, SCIP_Param::paramtype, and SCIP_PARAMTYPE_INT.

Referenced by SCIPparamsetSetDefaultInt().

◆ SCIPparamSetDefaultLongint()

void SCIPparamSetDefaultLongint	(	SCIP_PARAM *	param,
		SCIP_Longint	defaultvalue
	)

sets default value of SCIP_Longint parameter

Parameters

param	parameter
defaultvalue	new default value

Definition at line 4917 of file paramset.c.

References SCIP_Param::data, SCIP_LongintParam::defaultvalue, SCIP_Param::longintparam, SCIP_LongintParam::maxvalue, SCIP_LongintParam::minvalue, NULL, SCIP_Param::paramtype, and SCIP_PARAMTYPE_LONGINT.

Referenced by SCIPparamsetSetDefaultLongint().

◆ SCIPparamSetDefaultReal()

void SCIPparamSetDefaultReal	(	SCIP_PARAM *	param,
		SCIP_Real	defaultvalue
	)

sets default value of SCIP_Real parameter

Parameters

param	parameter
defaultvalue	new default value

Definition at line 4931 of file paramset.c.

References SCIP_Param::data, SCIP_RealParam::defaultvalue, SCIP_RealParam::maxvalue, SCIP_RealParam::minvalue, NULL, SCIP_Param::paramtype, SCIP_Param::realparam, and SCIP_PARAMTYPE_REAL.

Referenced by SCIPparamsetSetDefaultReal().

◆ SCIPparamSetDefaultChar()

void SCIPparamSetDefaultChar	(	SCIP_PARAM *	param,
		char	defaultvalue
	)

sets default value of char parameter

Parameters

param	parameter
defaultvalue	new default value

Definition at line 4945 of file paramset.c.

References SCIP_Param::charparam, SCIP_Param::data, SCIP_CharParam::defaultvalue, NULL, SCIP_Param::paramtype, and SCIP_PARAMTYPE_CHAR.

Referenced by SCIPparamsetSetDefaultChar().

◆ SCIPparamSetDefaultString()

void SCIPparamSetDefaultString	(	SCIP_PARAM *	param,
		const char *	defaultvalue
	)

sets default value of string parameter

Parameters

param	parameter
defaultvalue	new default value

Definition at line 4957 of file paramset.c.

References BMSduplicateMemoryArray, BMSfreeMemoryArray, SCIP_Param::data, SCIP_StringParam::defaultvalue, NULL, SCIP_Param::paramtype, SCIP_ALLOC_ABORT, SCIP_PARAMTYPE_STRING, and SCIP_Param::stringparam.

Referenced by SCIPparamsetSetDefaultString().

◆ SCIPparamSetToDefault()

SCIP_RETCODE SCIPparamSetToDefault	(	SCIP_PARAM *	param,
		SCIP_SET *	set,
		SCIP_MESSAGEHDLR *	messagehdlr
	)

sets the parameter to its default setting

Parameters

param	parameter
set	global SCIP settings
messagehdlr	message handler

Definition at line 4970 of file paramset.c.

References FALSE, SCIP_Param::name, NULL, SCIP_Param::paramtype, SCIP_CALL, SCIP_INVALIDDATA, SCIP_OKAY, SCIP_PARAMTYPE_BOOL, SCIP_PARAMTYPE_CHAR, SCIP_PARAMTYPE_INT, SCIP_PARAMTYPE_LONGINT, SCIP_PARAMTYPE_REAL, SCIP_PARAMTYPE_STRING, SCIPerrorMessage, SCIPparamGetBoolDefault(), SCIPparamGetCharDefault(), SCIPparamGetIntDefault(), SCIPparamGetLongintDefault(), SCIPparamGetRealDefault(), SCIPparamGetStringDefault(), SCIPparamIsFixed(), SCIPparamSetBool(), SCIPparamSetChar(), SCIPparamSetInt(), SCIPparamSetLongint(), SCIPparamSetReal(), SCIPparamSetString(), SCIPsetDebugMsg, and TRUE.

Referenced by SCIPparamsetSetToDefault(), and SCIPparamsetSetToDefaults().

◆ SCIPparamWrite()

SCIP_RETCODE SCIPparamWrite	(	SCIP_PARAM *	param,
		SCIP_MESSAGEHDLR *	messagehdlr,
		const char *	filename,
		SCIP_Bool	comments,
		SCIP_Bool	onlychanged
	)

writes a single parameter to a file

Parameters

param	parameter
messagehdlr	message handler
filename	file name, or NULL for stdout
comments	should parameter descriptions be written as comments?
onlychanged	should only the parameters been written, that are changed from default?

Definition at line 5021 of file paramset.c.

References NULL, paramWrite(), SCIP_CALL, SCIP_FILECREATEERROR, SCIP_OKAY, SCIPerrorMessage, and SCIPprintSysError().

Referenced by SCIPwriteParam().

SCIP

Detailed Description

Functions

Function Documentation

◆ SCIPparamsetCreate()

◆ SCIPparamsetFree()

◆ SCIPparamsetAddBool()

◆ SCIPparamsetAddInt()

◆ SCIPparamsetAddLongint()

◆ SCIPparamsetAddReal()

◆ SCIPparamsetAddChar()

◆ SCIPparamsetAddString()

◆ SCIPparamsetIsFixed()

◆ SCIPparamsetGetParam()

◆ SCIPparamsetGetBool()

◆ SCIPparamsetGetInt()

◆ SCIPparamsetGetLongint()

◆ SCIPparamsetGetReal()

◆ SCIPparamsetGetChar()

◆ SCIPparamsetGetString()

◆ SCIPparamsetFix()

◆ SCIPparamsetSetBool()

◆ SCIPparamsetSetInt()

◆ SCIPparamsetSetLongint()

◆ SCIPparamsetSetReal()

◆ SCIPparamsetSetChar()

◆ SCIPparamsetSetString()

◆ SCIPparamsetSetDefaultBool()

◆ SCIPparamsetSetDefaultInt()

◆ SCIPparamsetSetDefaultLongint()

◆ SCIPparamsetSetDefaultReal()

◆ SCIPparamsetSetDefaultChar()

◆ SCIPparamsetSetDefaultString()

◆ SCIPparamsetRead()

◆ SCIPparamsetWrite()

◆ SCIPparamsetSetToDefaults()

◆ SCIPparamsetSetToDefault()

◆ SCIPparamsetSetEmphasis()

◆ SCIPparamsetSetToSubscipsOff()

◆ SCIPparamsetSetHeuristics()

◆ SCIPparamsetSetPresolving()

◆ SCIPparamsetSetSeparating()

◆ SCIPparamsetGetParams()

◆ SCIPparamsetGetNParams()

◆ SCIPparamsetCopyParams()

◆ SCIPparamIsValidBool()

◆ SCIPparamIsValidInt()

◆ SCIPparamIsValidLongint()

◆ SCIPparamIsValidReal()

◆ SCIPparamIsValidChar()

◆ SCIPparamIsValidString()

◆ SCIPparamSetBool()

◆ SCIPparamSetInt()

◆ SCIPparamSetLongint()

◆ SCIPparamSetReal()

◆ SCIPparamSetChar()

◆ SCIPparamSetString()

◆ SCIPparamSetDefaultBool()

◆ SCIPparamSetDefaultInt()

◆ SCIPparamSetDefaultLongint()

◆ SCIPparamSetDefaultReal()

◆ SCIPparamSetDefaultChar()

◆ SCIPparamSetDefaultString()

◆ SCIPparamSetToDefault()

◆ SCIPparamWrite()