Detailed Description

generic data and callback methods of an expression handler

Definition at line 43 of file struct_expr.h.

#include <struct_expr.h>

Public Member Functions
	SCIP_DECL_EXPRCOPYHDLR ((*copyhdlr))

	SCIP_DECL_EXPRFREEHDLR ((*freehdlr))

	SCIP_DECL_EXPRCOPYDATA ((*copydata))

	SCIP_DECL_EXPRFREEDATA ((*freedata))

	SCIP_DECL_EXPRSIMPLIFY ((*simplify))

	SCIP_DECL_EXPRCOMPARE ((*compare))

	SCIP_DECL_EXPRPRINT ((*print))

	SCIP_DECL_EXPRPARSE ((*parse))

	SCIP_DECL_EXPREVAL ((*eval))

	SCIP_DECL_EXPRBWDIFF ((*bwdiff))

	SCIP_DECL_EXPRFWDIFF ((*fwdiff))

	SCIP_DECL_EXPRBWFWDIFF ((*bwfwdiff))

	SCIP_DECL_EXPRINTEVAL ((*inteval))

	SCIP_DECL_EXPRESTIMATE ((*estimate))

	SCIP_DECL_EXPRINITESTIMATES ((*initestimates))

	SCIP_DECL_EXPRREVERSEPROP ((*reverseprop))

	SCIP_DECL_EXPRHASH ((*hash))

	SCIP_DECL_EXPRCURVATURE ((*curvature))

	SCIP_DECL_EXPRMONOTONICITY ((*monotonicity))

	SCIP_DECL_EXPRINTEGRALITY ((*integrality))

	SCIP_DECL_EXPRGETSYMDATA ((*getsymdata))

Data Fields
char *	name

char *	desc

SCIP_EXPRHDLRDATA *	data

unsigned int	precedence

unsigned int	ncreated

SCIP_Longint	nestimatecalls

SCIP_Longint	nintevalcalls

SCIP_Longint	npropcalls

SCIP_Longint	ncutoffs

SCIP_Longint	ndomreds

SCIP_Longint	nsimplifycalls

SCIP_Longint	nsimplified

SCIP_Longint	nbranchscores

SCIP_CLOCK *	estimatetime

SCIP_CLOCK *	intevaltime

SCIP_CLOCK *	proptime

SCIP_CLOCK *	simplifytime

Member Function Documentation

◆ SCIP_DECL_EXPRCOPYHDLR()

SCIP_Exprhdlr::SCIP_DECL_EXPRCOPYHDLR ( * copyhdlr )

handler copy callback (can be NULL)

◆ SCIP_DECL_EXPRFREEHDLR()

SCIP_Exprhdlr::SCIP_DECL_EXPRFREEHDLR ( * freehdlr )

handler free callback (can be NULL)

◆ SCIP_DECL_EXPRCOPYDATA()

SCIP_Exprhdlr::SCIP_DECL_EXPRCOPYDATA ( * copydata )

data copy callback, or NULL for expressions that have no data

◆ SCIP_DECL_EXPRFREEDATA()

SCIP_Exprhdlr::SCIP_DECL_EXPRFREEDATA ( * freedata )

data free callback, or NULL for expressions that have no data or which data does not need to be freed

◆ SCIP_DECL_EXPRSIMPLIFY()

SCIP_Exprhdlr::SCIP_DECL_EXPRSIMPLIFY ( * simplify )

simplify callback (can be NULL)

◆ SCIP_DECL_EXPRCOMPARE()

SCIP_Exprhdlr::SCIP_DECL_EXPRCOMPARE ( * compare )

compare callback (can be NULL)

◆ SCIP_DECL_EXPRPRINT()

SCIP_Exprhdlr::SCIP_DECL_EXPRPRINT ( * print )

print callback (can be NULL)

◆ SCIP_DECL_EXPRPARSE()

SCIP_Exprhdlr::SCIP_DECL_EXPRPARSE ( * parse )

parse callback (can be NULL)

◆ SCIP_DECL_EXPREVAL()

SCIP_Exprhdlr::SCIP_DECL_EXPREVAL ( * eval )

point evaluation callback (can never be NULL)

◆ SCIP_DECL_EXPRBWDIFF()

SCIP_Exprhdlr::SCIP_DECL_EXPRBWDIFF ( * bwdiff )

backward derivative evaluation callback (can be NULL)

◆ SCIP_DECL_EXPRFWDIFF()

SCIP_Exprhdlr::SCIP_DECL_EXPRFWDIFF ( * fwdiff )

forward derivative evaluation callback (can be NULL)

◆ SCIP_DECL_EXPRBWFWDIFF()

SCIP_Exprhdlr::SCIP_DECL_EXPRBWFWDIFF ( * bwfwdiff )

backward over forward derivative evaluation callback (can be NULL)

◆ SCIP_DECL_EXPRINTEVAL()

SCIP_Exprhdlr::SCIP_DECL_EXPRINTEVAL ( * inteval )

interval evaluation callback (can be NULL)

◆ SCIP_DECL_EXPRESTIMATE()

SCIP_Exprhdlr::SCIP_DECL_EXPRESTIMATE ( * estimate )

estimation callback (can be NULL)

◆ SCIP_DECL_EXPRINITESTIMATES()

SCIP_Exprhdlr::SCIP_DECL_EXPRINITESTIMATES ( * initestimates )

initial estimators callback (can be NULL)

◆ SCIP_DECL_EXPRREVERSEPROP()

SCIP_Exprhdlr::SCIP_DECL_EXPRREVERSEPROP ( * reverseprop )

reverse propagation callback (can be NULL)

◆ SCIP_DECL_EXPRHASH()

SCIP_Exprhdlr::SCIP_DECL_EXPRHASH ( * hash )

hash callback (can be NULL)

◆ SCIP_DECL_EXPRCURVATURE()

SCIP_Exprhdlr::SCIP_DECL_EXPRCURVATURE ( * curvature )

curvature detection callback (can be NULL)

◆ SCIP_DECL_EXPRMONOTONICITY()

SCIP_Exprhdlr::SCIP_DECL_EXPRMONOTONICITY ( * monotonicity )

monotonicity detection callback (can be NULL)

◆ SCIP_DECL_EXPRINTEGRALITY()

SCIP_Exprhdlr::SCIP_DECL_EXPRINTEGRALITY ( * integrality )

integrality detection callback (can be NULL)

◆ SCIP_DECL_EXPRGETSYMDATA()

SCIP_Exprhdlr::SCIP_DECL_EXPRGETSYMDATA ( * getsymdata )

symmetry information callback (can be NULL)

Field Documentation

◆ name

char* SCIP_Exprhdlr::name

expression handler name

Definition at line 45 of file struct_expr.h.

Referenced by SCIPexprCopy(), SCIPexprDismantle(), SCIPexprhdlrGetName(), SCIPexprhdlrHashExpr(), and SCIPexprPrintDot().

◆ desc

char* SCIP_Exprhdlr::desc

expression handler description (can be NULL)

Definition at line 46 of file struct_expr.h.

Referenced by SCIPexprhdlrGetDescription().

◆ data

SCIP_EXPRHDLRDATA* SCIP_Exprhdlr::data

data of handler

Definition at line 47 of file struct_expr.h.

Referenced by SCIPexprhdlrFree(), and SCIPexprhdlrGetData().

◆ precedence

unsigned int SCIP_Exprhdlr::precedence

precedence of expression operation relative to other expression (used for printing)

Definition at line 48 of file struct_expr.h.

Referenced by SCIPexprhdlrGetPrecedence().

◆ ncreated

unsigned int SCIP_Exprhdlr::ncreated

number of times expression has been created

Definition at line 74 of file struct_expr.h.

Referenced by SCIPexprCreate(), SCIPexprhdlrGetNCreated(), and SCIPexprhdlrInit().

◆ nestimatecalls

SCIP_Longint SCIP_Exprhdlr::nestimatecalls

number of times the estimation callback was called

Definition at line 75 of file struct_expr.h.

Referenced by SCIPexprhdlrEstimateExpr(), SCIPexprhdlrGetNEstimateCalls(), SCIPexprhdlrInit(), and SCIPexprhdlrInitEstimatesExpr().

◆ nintevalcalls

SCIP_Longint SCIP_Exprhdlr::nintevalcalls

number of times the interval evaluation callback was called

Definition at line 76 of file struct_expr.h.

Referenced by SCIPexprhdlrGetNIntevalCalls(), SCIPexprhdlrInit(), and SCIPexprhdlrIntEvalExpr().

◆ npropcalls

SCIP_Longint SCIP_Exprhdlr::npropcalls

number of times the propagation callback was called

Definition at line 77 of file struct_expr.h.

Referenced by SCIPexprhdlrGetNReversepropCalls(), SCIPexprhdlrInit(), and SCIPexprhdlrReversePropExpr().

◆ ncutoffs

SCIP_Longint SCIP_Exprhdlr::ncutoffs

number of cutoffs found so far by this expression handler

Definition at line 78 of file struct_expr.h.

Referenced by SCIPexprhdlrGetNCutoffs(), SCIPexprhdlrInit(), and SCIPexprhdlrReversePropExpr().

◆ ndomreds

SCIP_Longint SCIP_Exprhdlr::ndomreds

number of domain reductions found so far by this expression handler

Definition at line 79 of file struct_expr.h.

Referenced by SCIPexprhdlrGetNDomainReductions(), SCIPexprhdlrIncrementNDomainReductions(), and SCIPexprhdlrInit().

◆ nsimplifycalls

SCIP_Longint SCIP_Exprhdlr::nsimplifycalls

number of times the simplification callback was called

Definition at line 80 of file struct_expr.h.

Referenced by SCIPexprhdlrGetNSimplifyCalls(), SCIPexprhdlrInit(), and SCIPexprhdlrSimplifyExpr().

◆ nsimplified

SCIP_Longint SCIP_Exprhdlr::nsimplified

number of times the simplification callback simplified

Definition at line 81 of file struct_expr.h.

Referenced by SCIPexprhdlrGetNSimplifications(), SCIPexprhdlrInit(), and SCIPexprhdlrSimplifyExpr().

◆ nbranchscores

SCIP_Longint SCIP_Exprhdlr::nbranchscores

number of times branching scores were added by (or for) this expression handler

Definition at line 82 of file struct_expr.h.

Referenced by SCIPexprhdlrGetNBranchings(), SCIPexprhdlrIncrementNBranchings(), and SCIPexprhdlrInit().

◆ estimatetime

SCIP_CLOCK* SCIP_Exprhdlr::estimatetime

time used for estimation

Definition at line 84 of file struct_expr.h.

Referenced by SCIPexprhdlrEstimateExpr(), SCIPexprhdlrGetEstimateTime(), SCIPexprhdlrInit(), and SCIPexprhdlrInitEstimatesExpr().

◆ intevaltime

SCIP_CLOCK* SCIP_Exprhdlr::intevaltime

time used for interval evaluation

Definition at line 85 of file struct_expr.h.

Referenced by SCIPexprhdlrGetIntevalTime(), SCIPexprhdlrInit(), and SCIPexprhdlrIntEvalExpr().

◆ proptime

SCIP_CLOCK* SCIP_Exprhdlr::proptime

time used for propagation

Definition at line 86 of file struct_expr.h.

Referenced by SCIPexprhdlrGetReversepropTime(), SCIPexprhdlrInit(), and SCIPexprhdlrReversePropExpr().

◆ simplifytime

SCIP_CLOCK* SCIP_Exprhdlr::simplifytime

time used for expression simplification

Definition at line 87 of file struct_expr.h.

Referenced by SCIPexprhdlrGetSimplifyTime(), SCIPexprhdlrInit(), and SCIPexprhdlrSimplifyExpr().

SCIP