Clp 1.17.6

- Main Page
- Related Pages
- Modules
- Namespaces
- Classes
- Files

- Class List
- Class Index
- Class Hierarchy
- Class Members

All Classes Namespaces Files Functions Variables Typedefs Enumerations Enumerator Friends Macros Groups Pages
List of all members
ClpSimplexProgress Class Reference

For saving extra information to see if looping. More...

`#include <ClpSolve.hpp>`

Collaboration diagram for ClpSimplexProgress:
[legend]

## Public Member Functions
Constructors and destructor and copy
| ClpSimplexProgress ()
| Default constructor. More...
| ClpSimplexProgress (ClpSimplex *model)
| Constructor from model. More...
| ClpSimplexProgress (const ClpSimplexProgress &)
| Copy constructor. More...
ClpSimplexProgress & | operator= (const ClpSimplexProgress &rhs)
| Assignment operator. This copies the data. More...
| ~ClpSimplexProgress ()
| Destructor. More...
void | reset ()
| Resets as much as possible. More...
void | fillFromModel (ClpSimplex *model)
| Fill from model. More...
Check progress
int | looping ()
| Returns -1 if okay, -n+1 (n number of times bad) if bad but action taken, >=0 if give up and use as problem status. More...
void | startCheck ()
| Start check at beginning of whileIterating. More...
int | cycle (int in, int out, int wayIn, int wayOut)
| Returns cycle length in whileIterating. More...
double | lastObjective (int back=1) const
| Returns previous objective (if -1) - current if (0) More...
void | setInfeasibility (double value)
| Set real primal infeasibility and move back. More...
double | lastInfeasibility (int back=1) const
| Returns real primal infeasibility (if -1) - current if (0) More...
int | numberInfeasibilities (int back=1) const
| Returns number of primal infeasibilities (if -1) - current if (0) More...
void | modifyObjective (double value)
| Modify objective e.g. if dual infeasible in dual. More...
int | lastIterationNumber (int back=1) const
| Returns previous iteration number (if -1) - current if (0) More...
void | clearIterationNumbers ()
| clears all iteration numbers (to switch off panic) More...
void | newOddState ()
| Odd state. More...
void | endOddState ()
void | clearOddState ()
int | oddState () const
int | badTimes () const
| number of bad times More...
void | clearBadTimes ()
int | reallyBadTimes () const
| number of really bad times More...
void | incrementReallyBadTimes ()
int | timesFlagged () const
| number of times flagged More...
void | clearTimesFlagged ()
void | incrementTimesFlagged ()

## Public Attributes
Data
double | objective_ [CLP_PROGRESS]
| Objective values. More...
double | infeasibility_ [CLP_PROGRESS]
| Sum of infeasibilities for algorithm. More...
double | realInfeasibility_ [CLP_PROGRESS]
| Sum of real primal infeasibilities for primal. More...
double | initialWeight_
| Initial weight for weights. More...
int | in_ [CLP_CYCLE]
| For cycle checking. More...
int | out_ [CLP_CYCLE]
char | way_ [CLP_CYCLE]
ClpSimplex * | model_
| Pointer back to model so we can get information. More...
int | numberInfeasibilities_ [CLP_PROGRESS]
| Number of infeasibilities. More...
int | iterationNumber_ [CLP_PROGRESS]
| Iteration number at which occurred. More...
int | numberTimes_
| Number of times checked (so won't stop too early) More...
int | numberBadTimes_
| Number of times it looked like loop. More...
int | numberReallyBadTimes_
| Number really bad times. More...
int | numberTimesFlagged_
| Number of times no iterations as flagged. More...
int | oddState_
| If things are in an odd state. More...

## Detailed Description

For saving extra information to see if looping.

Definition at line 310 of file ClpSolve.hpp.

## Constructor & Destructor Documentation

ClpSimplexProgress::ClpSimplexProgress | ( |  | ) |

Default constructor.

ClpSimplexProgress::ClpSimplexProgress | ( | ClpSimplex * | model | ) |

Constructor from model.

ClpSimplexProgress::ClpSimplexProgress | ( | const ClpSimplexProgress & |  | ) |

Copy constructor.

ClpSimplexProgress::~ClpSimplexProgress | ( |  | ) |

Destructor.

## Member Function Documentation

ClpSimplexProgress& ClpSimplexProgress::operator= | ( | const ClpSimplexProgress & | rhs | ) |

Assignment operator. This copies the data.

void ClpSimplexProgress::reset | ( |  | ) |

Resets as much as possible.

void ClpSimplexProgress::fillFromModel | ( | ClpSimplex * | model | ) |

Fill from model.

int ClpSimplexProgress::looping | ( |  | ) |

Returns -1 if okay, -n+1 (n number of times bad) if bad but action taken, >=0 if give up and use as problem status.

void ClpSimplexProgress::startCheck | ( |  | ) |

Start check at beginning of whileIterating.

int ClpSimplexProgress::cycle | ( | int | in,
|  | int | out,
|  | int | wayIn,
|  | int | wayOut
| ) |  |

Returns cycle length in whileIterating.

double ClpSimplexProgress::lastObjective | ( | int | back = `1` | ) | const

Returns previous objective (if -1) - current if (0)

void ClpSimplexProgress::setInfeasibility | ( | double | value | ) |

Set real primal infeasibility and move back.

double ClpSimplexProgress::lastInfeasibility | ( | int | back = `1` | ) | const

Returns real primal infeasibility (if -1) - current if (0)

int ClpSimplexProgress::numberInfeasibilities | ( | int | back = `1` | ) | const

Returns number of primal infeasibilities (if -1) - current if (0)

void ClpSimplexProgress::modifyObjective | ( | double | value | ) |

Modify objective e.g. if dual infeasible in dual.

int ClpSimplexProgress::lastIterationNumber | ( | int | back = `1` | ) | const

Returns previous iteration number (if -1) - current if (0)

void ClpSimplexProgress::clearIterationNumbers | ( |  | ) |

clears all iteration numbers (to switch off panic)

void ClpSimplexProgress::newOddState | ( |  | ) |
| inline

Odd state.

Definition at line 361 of file ClpSolve.hpp.

void ClpSimplexProgress::endOddState | ( |  | ) |
| inline

Definition at line 365 of file ClpSolve.hpp.

void ClpSimplexProgress::clearOddState | ( |  | ) |
| inline

Definition at line 369 of file ClpSolve.hpp.

int ClpSimplexProgress::oddState | ( |  | ) | const
| inline

Definition at line 373 of file ClpSolve.hpp.

int ClpSimplexProgress::badTimes | ( |  | ) | const
| inline

number of bad times

Definition at line 378 of file ClpSolve.hpp.

void ClpSimplexProgress::clearBadTimes | ( |  | ) |
| inline

Definition at line 382 of file ClpSolve.hpp.

int ClpSimplexProgress::reallyBadTimes | ( |  | ) | const
| inline

number of really bad times

Definition at line 387 of file ClpSolve.hpp.

void ClpSimplexProgress::incrementReallyBadTimes | ( |  | ) |
| inline

Definition at line 391 of file ClpSolve.hpp.

int ClpSimplexProgress::timesFlagged | ( |  | ) | const
| inline

number of times flagged

Definition at line 396 of file ClpSolve.hpp.

void ClpSimplexProgress::clearTimesFlagged | ( |  | ) |
| inline

Definition at line 400 of file ClpSolve.hpp.

void ClpSimplexProgress::incrementTimesFlagged | ( |  | ) |
| inline

Definition at line 404 of file ClpSolve.hpp.

## Member Data Documentation

double ClpSimplexProgress::objective_[CLP_PROGRESS]

Objective values.

Definition at line 415 of file ClpSolve.hpp.

double ClpSimplexProgress::infeasibility_[CLP_PROGRESS]

Sum of infeasibilities for algorithm.

Definition at line 417 of file ClpSolve.hpp.

double ClpSimplexProgress::realInfeasibility_[CLP_PROGRESS]

Sum of real primal infeasibilities for primal.

Definition at line 419 of file ClpSolve.hpp.

double ClpSimplexProgress::initialWeight_

Initial weight for weights.

Definition at line 433 of file ClpSolve.hpp.

int ClpSimplexProgress::in_[CLP_CYCLE]

For cycle checking.

Definition at line 437 of file ClpSolve.hpp.

int ClpSimplexProgress::out_[CLP_CYCLE]

Definition at line 438 of file ClpSolve.hpp.

char ClpSimplexProgress::way_[CLP_CYCLE]

Definition at line 439 of file ClpSolve.hpp.

ClpSimplex* ClpSimplexProgress::model_

Pointer back to model so we can get information.

Definition at line 441 of file ClpSolve.hpp.

int ClpSimplexProgress::numberInfeasibilities_[CLP_PROGRESS]

Number of infeasibilities.

Definition at line 443 of file ClpSolve.hpp.

int ClpSimplexProgress::iterationNumber_[CLP_PROGRESS]

Iteration number at which occurred.

Definition at line 445 of file ClpSolve.hpp.

int ClpSimplexProgress::numberTimes_

Number of times checked (so won't stop too early)

Definition at line 453 of file ClpSolve.hpp.

int ClpSimplexProgress::numberBadTimes_

Number of times it looked like loop.

Definition at line 455 of file ClpSolve.hpp.

int ClpSimplexProgress::numberReallyBadTimes_

Number really bad times.

Definition at line 457 of file ClpSolve.hpp.

int ClpSimplexProgress::numberTimesFlagged_

Number of times no iterations as flagged.

Definition at line 459 of file ClpSolve.hpp.

int ClpSimplexProgress::oddState_

If things are in an odd state.

Definition at line 461 of file ClpSolve.hpp.

The documentation for this class was generated from the following file:

- /tmp/Clp-1.17.6/Clp/src/ClpSolve.hpp