Scippy

    SCIP

    Solving Constraint Integer Programs

    Data Fields
    SCIP_NlpiOracle Struct Reference

    Detailed Description

    Definition at line 63 of file nlpioracle.c.

    Data Fields

    char * name
     
    int varssize
     
    int nvars
     
    SCIP_Real * varlbs
     
    SCIP_Real * varubs
     
    char ** varnames
     
    int * varlincount
     
    int * varnlcount
     
    int consssize
     
    int nconss
     
    SCIP_NLPIORACLECONS ** conss
     
    SCIP_NLPIORACLECONS * objective
     
    int njacnlnz
     
    int * jacrowoffsets
     
    int * jaccols
     
    SCIP_Bool * jaccolnlflags
     
    int * jaccoloffsets
     
    int * jacrows
     
    SCIP_Bool * jacrownlflags
     
    int * objgradnz
     
    SCIP_Bool * objnlflags
     
    int nobjgradnz
     
    int nobjgradnlnz
     
    int * heslagoffsets
     
    int * heslagnzs
     
    SCIP_Bool hescolwise
     
    SCIP_EXPRINT * exprinterpreter
     
    SCIP_CLOCK * evalclock
     

    Field Documentation

    ◆ name

    char* SCIP_NlpiOracle::name

    name of problem

    Definition at line 65 of file nlpioracle.c.

    Referenced by SCIPnlpiOracleGetProblemName(), SCIPnlpiOraclePrintProblem(), SCIPnlpiOraclePrintProblemGams(), and SCIPnlpiOracleSetProblemName().

    ◆ varssize

    int SCIP_NlpiOracle::varssize

    length of variables related arrays

    Definition at line 68 of file nlpioracle.c.

    Referenced by ensureVarsSize(), freeVariables(), and SCIPnlpiOracleAddVars().

    ◆ nvars

    int SCIP_NlpiOracle::nvars

    number of variables

    Definition at line 69 of file nlpioracle.c.

    Referenced by computeRowJacobianSparsity(), evalFunctionGradient(), evalFunctionValue(), freeVariables(), hessLagSparsitySetNzFlagForExpr(), invalidateHessianLagSparsity(), invalidateJacobiSparsity(), SCIPnlpiOracleAddVars(), SCIPnlpiOracleChgLinearCoefs(), SCIPnlpiOracleChgVarBounds(), SCIPnlpiOracleDelConsSet(), SCIPnlpiOracleDelVarSet(), SCIPnlpiOracleEvalConstraintGradient(), SCIPnlpiOracleEvalConstraintValue(), SCIPnlpiOracleEvalConstraintValues(), SCIPnlpiOracleEvalHessianLag(), SCIPnlpiOracleEvalJacobian(), SCIPnlpiOracleGetHessianLagSparsity(), SCIPnlpiOracleGetJacobianColSparsity(), SCIPnlpiOracleGetJacobianRowSparsity(), SCIPnlpiOracleGetNVars(), SCIPnlpiOracleGetObjGradientNnz(), SCIPnlpiOraclePrintProblem(), and SCIPnlpiOraclePrintProblemGams().

    ◆ varlbs

    SCIP_Real* SCIP_NlpiOracle::varlbs

    array with variable lower bounds

    Definition at line 70 of file nlpioracle.c.

    Referenced by ensureVarsSize(), freeVariables(), moveVariable(), SCIPnlpiOracleAddVars(), SCIPnlpiOracleChgVarBounds(), SCIPnlpiOracleGetVarLbs(), SCIPnlpiOraclePrintProblem(), and SCIPnlpiOraclePrintProblemGams().

    ◆ varubs

    SCIP_Real* SCIP_NlpiOracle::varubs

    array with variable upper bounds

    Definition at line 71 of file nlpioracle.c.

    Referenced by ensureVarsSize(), freeVariables(), moveVariable(), SCIPnlpiOracleAddVars(), SCIPnlpiOracleChgVarBounds(), SCIPnlpiOracleGetVarUbs(), SCIPnlpiOraclePrintProblem(), and SCIPnlpiOraclePrintProblemGams().

    ◆ varnames

    char** SCIP_NlpiOracle::varnames

    array with variable names

    Definition at line 72 of file nlpioracle.c.

    Referenced by ensureVarsSize(), freeVariables(), moveVariable(), printFunction(), SCIPnlpiOracleAddVars(), SCIPnlpiOracleDelVarSet(), SCIPnlpiOracleGetVarNames(), SCIPnlpiOraclePrintProblem(), and SCIPnlpiOraclePrintProblemGams().

    ◆ varlincount

    int* SCIP_NlpiOracle::varlincount

    array with number of appearances of variable in linear part of objective or constraints

    Definition at line 73 of file nlpioracle.c.

    Referenced by ensureVarsSize(), freeVariables(), moveVariable(), SCIPnlpiOracleAddVars(), SCIPnlpiOracleChgLinearCoefs(), SCIPnlpiOracleDelConsSet(), SCIPnlpiOracleGetVarCounts(), SCIPnlpiOraclePrintProblem(), and updateVariableCounts().

    ◆ varnlcount

    int* SCIP_NlpiOracle::varnlcount

    array with number of appearances of variable in nonlinear part of objective or constraints

    Definition at line 74 of file nlpioracle.c.

    Referenced by ensureVarsSize(), freeVariables(), moveVariable(), SCIPnlpiOracleAddVars(), SCIPnlpiOracleDelConsSet(), SCIPnlpiOracleGetVarCounts(), SCIPnlpiOracleIsVarNonlinear(), SCIPnlpiOraclePrintProblem(), and updateVariableCounts().

    ◆ consssize

    int SCIP_NlpiOracle::consssize

    length of constraints related arrays

    Definition at line 77 of file nlpioracle.c.

    Referenced by ensureConssSize(), and freeConstraints().

    ◆ nconss

    int SCIP_NlpiOracle::nconss

    number of constraints

    Definition at line 78 of file nlpioracle.c.

    Referenced by computeRowJacobianSparsity(), freeConstraints(), invalidateJacobiSparsity(), SCIPnlpiOracleAddConstraints(), SCIPnlpiOracleChgConsSides(), SCIPnlpiOracleDelConsSet(), SCIPnlpiOracleDelVarSet(), SCIPnlpiOracleEvalConstraintValues(), SCIPnlpiOracleEvalHessianLag(), SCIPnlpiOracleEvalJacobian(), SCIPnlpiOracleGetEvalCapability(), SCIPnlpiOracleGetHessianLagSparsity(), SCIPnlpiOracleGetJacobianColSparsity(), SCIPnlpiOracleGetJacobianRowSparsity(), SCIPnlpiOracleGetNConstraints(), SCIPnlpiOraclePrintProblem(), and SCIPnlpiOraclePrintProblemGams().

    ◆ conss

    SCIP_NLPIORACLECONS** SCIP_NlpiOracle::conss

    constraints, or NULL if none

    Definition at line 79 of file nlpioracle.c.

    Referenced by computeRowJacobianSparsity(), ensureConssSize(), freeConstraints(), SCIPnlpiOracleAddConstraints(), SCIPnlpiOracleChgConsSides(), SCIPnlpiOracleChgExpr(), SCIPnlpiOracleChgLinearCoefs(), SCIPnlpiOracleDelConsSet(), SCIPnlpiOracleDelVarSet(), SCIPnlpiOracleEvalConstraintGradient(), SCIPnlpiOracleEvalConstraintValue(), SCIPnlpiOracleEvalConstraintValues(), SCIPnlpiOracleEvalHessianLag(), SCIPnlpiOracleEvalJacobian(), SCIPnlpiOracleGetConstraintLhs(), SCIPnlpiOracleGetConstraintLinearCoef(), SCIPnlpiOracleGetConstraintName(), SCIPnlpiOracleGetConstraintRhs(), SCIPnlpiOracleGetEvalCapability(), SCIPnlpiOracleGetHessianLagSparsity(), SCIPnlpiOracleIsConstraintNonlinear(), SCIPnlpiOraclePrintProblem(), and SCIPnlpiOraclePrintProblemGams().

    ◆ objective

    SCIP_NLPIORACLECONS* SCIP_NlpiOracle::objective

    objective

    Definition at line 82 of file nlpioracle.c.

    Referenced by SCIPnlpiOracleChgExpr(), SCIPnlpiOracleChgLinearCoefs(), SCIPnlpiOracleChgObjConstant(), SCIPnlpiOracleCreate(), SCIPnlpiOracleDelConsSet(), SCIPnlpiOracleDelVarSet(), SCIPnlpiOracleEvalHessianLag(), SCIPnlpiOracleEvalObjectiveGradient(), SCIPnlpiOracleEvalObjectiveValue(), SCIPnlpiOracleFree(), SCIPnlpiOracleGetConstraintLinearCoef(), SCIPnlpiOracleGetEvalCapability(), SCIPnlpiOracleGetHessianLagSparsity(), SCIPnlpiOracleGetObjectiveConstant(), SCIPnlpiOracleGetObjGradientNnz(), SCIPnlpiOracleIsConstraintNonlinear(), SCIPnlpiOraclePrintProblem(), SCIPnlpiOraclePrintProblemGams(), and SCIPnlpiOracleSetObjective().

    ◆ njacnlnz

    int SCIP_NlpiOracle::njacnlnz

    number of entries in the Jacobian corresponding to nonlinear terms

    Definition at line 85 of file nlpioracle.c.

    Referenced by computeRowJacobianSparsity(), invalidateJacobiSparsity(), SCIPnlpiOracleGetJacobianColSparsity(), and SCIPnlpiOracleGetJacobianRowSparsity().

    ◆ jacrowoffsets

    int* SCIP_NlpiOracle::jacrowoffsets

    rowwise jacobi sparsity pattern: constraint offsets in jaccols

    Definition at line 88 of file nlpioracle.c.

    Referenced by computeRowJacobianSparsity(), invalidateJacobiSparsity(), SCIPnlpiOracleEvalJacobian(), SCIPnlpiOracleGetJacobianColSparsity(), and SCIPnlpiOracleGetJacobianRowSparsity().

    ◆ jaccols

    int* SCIP_NlpiOracle::jaccols

    rowwise jacobi sparsity pattern: indices of variables appearing in constraints

    Definition at line 89 of file nlpioracle.c.

    Referenced by computeRowJacobianSparsity(), invalidateJacobiSparsity(), SCIPnlpiOracleEvalJacobian(), SCIPnlpiOracleGetJacobianColSparsity(), and SCIPnlpiOracleGetJacobianRowSparsity().

    ◆ jaccolnlflags

    SCIP_Bool* SCIP_NlpiOracle::jaccolnlflags

    flags indicating whether a Jacobian entry corresponds to a nonlinear variable; sorted rowwise

    Definition at line 90 of file nlpioracle.c.

    Referenced by computeRowJacobianSparsity(), invalidateJacobiSparsity(), SCIPnlpiOracleGetJacobianColSparsity(), and SCIPnlpiOracleGetJacobianRowSparsity().

    ◆ jaccoloffsets

    int* SCIP_NlpiOracle::jaccoloffsets

    columnwise jacobi sparsity pattern: variable offsets in jacrows

    Definition at line 93 of file nlpioracle.c.

    Referenced by invalidateJacobiSparsity(), and SCIPnlpiOracleGetJacobianColSparsity().

    ◆ jacrows

    int* SCIP_NlpiOracle::jacrows

    columnwise jacobi sparsity pattern: indices of constraints where corresponding variables appear

    Definition at line 94 of file nlpioracle.c.

    Referenced by invalidateJacobiSparsity(), and SCIPnlpiOracleGetJacobianColSparsity().

    ◆ jacrownlflags

    SCIP_Bool* SCIP_NlpiOracle::jacrownlflags

    flags indicating whether a Jacobian entry corresponds to a nonlinear variable; sorted column-wise

    Definition at line 95 of file nlpioracle.c.

    Referenced by invalidateJacobiSparsity(), and SCIPnlpiOracleGetJacobianColSparsity().

    ◆ objgradnz

    int* SCIP_NlpiOracle::objgradnz

    indices of nonzeroes in the objective gradient

    Definition at line 98 of file nlpioracle.c.

    Referenced by invalidateJacobiSparsity(), and SCIPnlpiOracleGetObjGradientNnz().

    ◆ objnlflags

    SCIP_Bool* SCIP_NlpiOracle::objnlflags

    flags of nonlinear nonzeroes in the objective gradient

    Definition at line 99 of file nlpioracle.c.

    Referenced by invalidateJacobiSparsity(), and SCIPnlpiOracleGetObjGradientNnz().

    ◆ nobjgradnz

    int SCIP_NlpiOracle::nobjgradnz

    number of nonzeroes in the objective gradient

    Definition at line 100 of file nlpioracle.c.

    Referenced by invalidateJacobiSparsity(), and SCIPnlpiOracleGetObjGradientNnz().

    ◆ nobjgradnlnz

    int SCIP_NlpiOracle::nobjgradnlnz

    number of nonlinear nonzeroes in the objective gradient

    Definition at line 101 of file nlpioracle.c.

    Referenced by invalidateJacobiSparsity(), and SCIPnlpiOracleGetObjGradientNnz().

    ◆ heslagoffsets

    int* SCIP_NlpiOracle::heslagoffsets

    column (if colwise==TRUE) or row offsets in heslagnzs

    Definition at line 104 of file nlpioracle.c.

    Referenced by invalidateHessianLagSparsity(), SCIPnlpiOracleEvalHessianLag(), and SCIPnlpiOracleGetHessianLagSparsity().

    ◆ heslagnzs

    int* SCIP_NlpiOracle::heslagnzs

    row (if colwise==TRUE) or column indices; sorted for each column (if colwise==TRUE) or row

    Definition at line 105 of file nlpioracle.c.

    Referenced by invalidateHessianLagSparsity(), SCIPnlpiOracleEvalHessianLag(), and SCIPnlpiOracleGetHessianLagSparsity().

    ◆ hescolwise

    SCIP_Bool SCIP_NlpiOracle::hescolwise

    indicates whether the Hessian entries are first sorted column-wise (TRUE) or row-wise

    Definition at line 106 of file nlpioracle.c.

    Referenced by SCIPnlpiOracleEvalHessianLag(), and SCIPnlpiOracleGetHessianLagSparsity().

    ◆ exprinterpreter

    SCIP_EXPRINT* SCIP_NlpiOracle::exprinterpreter

    interpreter for expressions: evaluation and derivatives

    Definition at line 108 of file nlpioracle.c.

    Referenced by createConstraint(), evalFunctionGradient(), evalFunctionValue(), freeConstraint(), hessLagAddExpr(), hessLagSparsitySetNzFlagForExpr(), SCIPnlpiOracleChgExpr(), SCIPnlpiOracleDelVarSet(), SCIPnlpiOracleEvalJacobian(), and SCIPnlpiOracleGetEvalCapability().

    ◆ evalclock

    SCIP_CLOCK* SCIP_NlpiOracle::evalclock

    clock measuring evaluation time

    Definition at line 109 of file nlpioracle.c.

    Referenced by SCIPnlpiOracleEvalConstraintGradient(), SCIPnlpiOracleEvalConstraintValue(), SCIPnlpiOracleEvalConstraintValues(), SCIPnlpiOracleEvalHessianLag(), SCIPnlpiOracleEvalJacobian(), SCIPnlpiOracleEvalObjectiveGradient(), SCIPnlpiOracleEvalObjectiveValue(), SCIPnlpiOracleGetEvalTime(), SCIPnlpiOracleGetHessianLagSparsity(), SCIPnlpiOracleGetJacobianColSparsity(), SCIPnlpiOracleGetJacobianRowSparsity(), SCIPnlpiOracleGetObjGradientNnz(), and SCIPnlpiOracleResetEvalTime().