
 CbcRounding () 

 CbcRounding (CbcModel &model) 

 CbcRounding (const CbcRounding &) 

 ~CbcRounding () 

CbcRounding &  operator= (const CbcRounding &rhs) 
 Assignment operator. More...


virtual CbcHeuristic *  clone () const 
 Clone. More...


virtual void  generateCpp (FILE *fp) 
 Create C++ lines to get to current state. More...


virtual void  resetModel (CbcModel *model) 
 Resets stuff if model changes. More...


virtual void  setModel (CbcModel *model) 
 update model (This is needed if cliques update matrix etc) More...


virtual int  solution (double &objectiveValue, double *newSolution) 
 returns 0 if no solution, 1 if valid solution with better objective value than one passed in Sets solution values if good, sets objective value (only if good) This is called after cuts have been added  so can not add cuts More...


virtual int  solution (double &objectiveValue, double *newSolution, double solutionValue) 
 returns 0 if no solution, 1 if valid solution with better objective value than one passed in Sets solution values if good, sets objective value (only if good) This is called after cuts have been added  so can not add cuts Use solutionValue rather than solvers one More...


virtual void  validate () 
 Validate model i.e. sets when_ to 0 if necessary (may be NULL) More...


void  setSeed (int value) 
 Set seed. More...


virtual bool  shouldHeurRun (int whereFrom) 
 Check whether the heuristic should run at all 0  before cuts at root node (or from doHeuristics) 1  during cuts at root 2  after root node cuts 3  after cuts at other nodes 4  during cuts at other nodes 8 added if previous heuristic in loop found solution. More...


 CbcHeuristic () 

 CbcHeuristic (CbcModel &model) 

 CbcHeuristic (const CbcHeuristic &) 

virtual  ~CbcHeuristic () 

CbcHeuristic &  operator= (const CbcHeuristic &rhs) 
 Assignment operator. More...


virtual int  solution2 (double &, double *, OsiCuts &) 
 returns 0 if no solution, 1 if valid solution, 1 if just returning an estimate of best possible solution with better objective value than one passed in Sets solution values if good, sets objective value (only if nonzero code) This is called at same time as cut generators  so can add cuts Default is do nothing More...


void  setWhen (int value) 
 Sets "when" flag  0 off, 1 at root, 2 other than root, 3 always. More...


int  when () const 
 Gets "when" flag  0 off, 1 at root, 2 other than root, 3 always. More...


void  setNumberNodes (int value) 
 Sets number of nodes in subtree (default 200) More...


int  numberNodes () const 
 Gets number of nodes in a subtree (default 200) More...


void  setSwitches (int value) 
 Switches (does not apply equally to all heuristics) 1 bit  stop once allowable gap on objective reached 2 bit  always do given number of passes 4 bit  weaken cutoff by 5% every 50 passes? 8 bit  if has cutoff and suminf bobbling for 20 passes then first try halving distance to best possible then try keep halving distance to known cutoff 16 bit  needs new solution to run 1024 bit  stop all heuristics on max time. More...


int  switches () const 
 Switches (does not apply equally to all heuristics) 1 bit  stop once allowable gap on objective reached 2 bit  always do given number of passes 4 bit  weaken cutoff by 5% every 50 passes? 8 bit  if has cutoff and suminf bobbling for 20 passes then first try halving distance to best possible then try keep halving distance to known cutoff 16 bit  needs new solution to run 1024 bit  stop all heuristics on max time 65536 bit and above used for temporary communication. More...


bool  exitNow (double bestObjective) const 
 Whether to exit at once on gap. More...


void  setFeasibilityPumpOptions (int value) 
 Sets feasibility pump options (1 is off) More...


int  feasibilityPumpOptions () const 
 Gets feasibility pump options (1 is off) More...


void  setModelOnly (CbcModel *model) 
 Just set model  do not do anything else. More...


void  setFractionSmall (double value) 
 Sets fraction of new(rows+columns)/old(rows+columns) before doing small branch and bound (default 1.0) More...


double  fractionSmall () const 
 Gets fraction of new(rows+columns)/old(rows+columns) before doing small branch and bound (default 1.0) More...


int  numberSolutionsFound () const 
 Get how many solutions the heuristic thought it got. More...


void  incrementNumberSolutionsFound () 
 Increment how many solutions the heuristic thought it got. More...


int  smallBranchAndBound (OsiSolverInterface *solver, int numberNodes, double *newSolution, double &newSolutionValue, double cutoff, std::string name) const 
 Do mini branch and bound  return 0 not finished  no solution 1 not finished  solution 2 finished  no solution 3 finished  solution (could add global cut if finished) 1 returned on size 2 time or user event. More...


void  generateCpp (FILE *fp, const char *heuristic) 
 Create C++ lines to get to current state  does work for base class. More...


virtual bool  canDealWithOdd () const 
 Returns true if can deal with "odd" problems e.g. sos type 2. More...


const char *  heuristicName () const 
 return name of heuristic More...


void  setHeuristicName (const char *name) 
 set name of heuristic More...


void  setSeed (int value) 
 Set random number generator seed. More...


int  getSeed () const 
 Get random number generator seed. More...


void  setDecayFactor (double value) 
 Sets decay factor (for howOften) on failure. More...


void  setInputSolution (const double *solution, double objValue) 
 Set input solution. More...


void  setWhereFrom (int value) 

int  whereFrom () const 

void  setShallowDepth (int value) 
 Upto this depth we call the tree shallow and the heuristic can be called multiple times. More...


void  setHowOftenShallow (int value) 
 How often to invoke the heuristics in the shallow part of the tree. More...


void  setMinDistanceToRun (int value) 
 How "far" should this node be from every other where the heuristic was run in order to allow the heuristic to run in this node, too. More...


bool  shouldHeurRun_randomChoice () 
 Check whether the heuristic should run this time. More...


void  debugNodes () 

void  printDistanceToNodes () 

int  numRuns () const 
 how many times the heuristic has actually run More...


int  numCouldRun () const 
 How many times the heuristic could run. More...


OsiSolverInterface *  cloneBut (int type) 
 Clone, but ... More...

