Ampl Constraint Class.
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#include <ClpConstraintAmpl.hpp>
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virtual int | gradient (const ClpSimplex *model, const double *solution, double *gradient, double &functionValue, double &offset, bool useScaling=false, bool refresh=true) const |
| Fills gradient.
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virtual void | resize (int newNumberColumns) |
| Resize constraint.
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virtual void | deleteSome (int numberToDelete, const int *which) |
| Delete columns in constraint.
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virtual void | reallyScale (const double *columnScale) |
| Scale constraint.
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virtual int | markNonlinear (char *which) const |
| Given a zeroed array sets nonampl columns to 1.
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virtual int | markNonzero (char *which) const |
| Given a zeroed array sets possible nonzero coefficients to 1.
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virtual void | newXValues () |
| Say we have new primal solution - so may need to recompute.
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| ClpConstraintAmpl () |
| Default Constructor.
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| ClpConstraintAmpl (int row, void *amplInfo) |
| Constructor from ampl.
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| ClpConstraintAmpl (const ClpConstraintAmpl &rhs) |
| Copy constructor .
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ClpConstraintAmpl & | operator= (const ClpConstraintAmpl &rhs) |
| Assignment operator.
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virtual | ~ClpConstraintAmpl () |
| Destructor.
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virtual ClpConstraint * | clone () const |
| Clone.
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virtual int | numberCoefficients () const |
| Number of coefficients.
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const int * | column () const |
| Columns.
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const double * | coefficient () const |
| Coefficients.
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Ampl Constraint Class.
Definition at line 17 of file ClpConstraintAmpl.hpp.
◆ ClpConstraintAmpl() [1/3]
ClpConstraintAmpl::ClpConstraintAmpl |
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◆ ClpConstraintAmpl() [2/3]
ClpConstraintAmpl::ClpConstraintAmpl |
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int | row, |
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void * | amplInfo ) |
◆ ClpConstraintAmpl() [3/3]
◆ ~ClpConstraintAmpl()
virtual ClpConstraintAmpl::~ClpConstraintAmpl |
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◆ gradient()
virtual int ClpConstraintAmpl::gradient |
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const ClpSimplex * | model, |
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const double * | solution, |
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double * | gradient, |
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double & | functionValue, |
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double & | offset, |
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bool | useScaling = false, |
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bool | refresh = true ) const |
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Fills gradient.
If Ampl then solution may be NULL, also returns true value of function and offset so we can use x not deltaX in constraint If refresh is false then uses last solution Uses model for scaling Returns non-zero if gradient udefined at current solution
◆ resize()
virtual void ClpConstraintAmpl::resize |
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int | newNumberColumns | ) |
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◆ deleteSome()
virtual void ClpConstraintAmpl::deleteSome |
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int | numberToDelete, |
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const int * | which ) |
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Delete columns in constraint.
◆ reallyScale()
virtual void ClpConstraintAmpl::reallyScale |
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const double * | columnScale | ) |
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◆ markNonlinear()
virtual int ClpConstraintAmpl::markNonlinear |
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char * | which | ) |
const |
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Given a zeroed array sets nonampl columns to 1.
Returns number of nonampl columns
◆ markNonzero()
virtual int ClpConstraintAmpl::markNonzero |
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char * | which | ) |
const |
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Given a zeroed array sets possible nonzero coefficients to 1.
Returns number of nonzeros
◆ newXValues()
virtual void ClpConstraintAmpl::newXValues |
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Say we have new primal solution - so may need to recompute.
◆ operator=()
◆ clone()
virtual ClpConstraint * ClpConstraintAmpl::clone |
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const |
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◆ numberCoefficients()
virtual int ClpConstraintAmpl::numberCoefficients |
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const |
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◆ column()
const int * ClpConstraintAmpl::column |
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const |
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◆ coefficient()
const double * ClpConstraintAmpl::coefficient |
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const |
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◆ amplInfo_
void* ClpConstraintAmpl::amplInfo_ |
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◆ column_
int* ClpConstraintAmpl::column_ |
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◆ coefficient_
double* ClpConstraintAmpl::coefficient_ |
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◆ numberCoefficients_
int ClpConstraintAmpl::numberCoefficients_ |
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The documentation for this class was generated from the following file: