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OR-Tools
8.2
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Definition at line 2923 of file constraint_solver.cc.
Public Member Functions | |
Trace (Solver *const s) | |
~Trace () override | |
void | BeginConstraintInitialPropagation (Constraint *const constraint) override |
Propagation events. More... | |
void | EndConstraintInitialPropagation (Constraint *const constraint) override |
void | BeginNestedConstraintInitialPropagation (Constraint *const parent, Constraint *const nested) override |
void | EndNestedConstraintInitialPropagation (Constraint *const parent, Constraint *const nested) override |
void | RegisterDemon (Demon *const demon) override |
void | BeginDemonRun (Demon *const demon) override |
void | EndDemonRun (Demon *const demon) override |
void | StartProcessingIntegerVariable (IntVar *const var) override |
void | EndProcessingIntegerVariable (IntVar *const var) override |
void | PushContext (const std::string &context) override |
void | PopContext () override |
void | SetMin (IntExpr *const expr, int64 new_min) override |
IntExpr modifiers. More... | |
void | SetMax (IntExpr *const expr, int64 new_max) override |
void | SetRange (IntExpr *const expr, int64 new_min, int64 new_max) override |
void | SetMin (IntVar *const var, int64 new_min) override |
IntVar modifiers. More... | |
void | SetMax (IntVar *const var, int64 new_max) override |
void | SetRange (IntVar *const var, int64 new_min, int64 new_max) override |
void | RemoveValue (IntVar *const var, int64 value) override |
void | SetValue (IntVar *const var, int64 value) override |
void | RemoveInterval (IntVar *const var, int64 imin, int64 imax) override |
void | SetValues (IntVar *const var, const std::vector< int64 > &values) override |
void | RemoveValues (IntVar *const var, const std::vector< int64 > &values) override |
void | SetStartMin (IntervalVar *const var, int64 new_min) override |
IntervalVar modifiers. More... | |
void | SetStartMax (IntervalVar *const var, int64 new_max) override |
void | SetStartRange (IntervalVar *const var, int64 new_min, int64 new_max) override |
void | SetEndMin (IntervalVar *const var, int64 new_min) override |
void | SetEndMax (IntervalVar *const var, int64 new_max) override |
void | SetEndRange (IntervalVar *const var, int64 new_min, int64 new_max) override |
void | SetDurationMin (IntervalVar *const var, int64 new_min) override |
void | SetDurationMax (IntervalVar *const var, int64 new_max) override |
void | SetDurationRange (IntervalVar *const var, int64 new_min, int64 new_max) override |
void | SetPerformed (IntervalVar *const var, bool value) override |
void | RankFirst (SequenceVar *const var, int index) override |
SequenceVar modifiers. More... | |
void | RankNotFirst (SequenceVar *const var, int index) override |
void | RankLast (SequenceVar *const var, int index) override |
void | RankNotLast (SequenceVar *const var, int index) override |
void | RankSequence (SequenceVar *const var, const std::vector< int > &rank_first, const std::vector< int > &rank_last, const std::vector< int > &unperformed) override |
void | Add (PropagationMonitor *const monitor) |
void | Install () override |
Registers itself on the solver such that it gets notified of the search and propagation events. More... | |
std::string | DebugString () const override |
virtual void | EnterSearch () |
Beginning of the search. More... | |
virtual void | RestartSearch () |
Restart the search. More... | |
virtual void | ExitSearch () |
End of the search. More... | |
virtual void | BeginNextDecision (DecisionBuilder *const b) |
Before calling DecisionBuilder::Next. More... | |
virtual void | EndNextDecision (DecisionBuilder *const b, Decision *const d) |
After calling DecisionBuilder::Next, along with the returned decision. More... | |
virtual void | ApplyDecision (Decision *const d) |
Before applying the decision. More... | |
virtual void | RefuteDecision (Decision *const d) |
Before refuting the decision. More... | |
virtual void | AfterDecision (Decision *const d, bool apply) |
Just after refuting or applying the decision, apply is true after Apply. More... | |
virtual void | BeginFail () |
Just when the failure occurs. More... | |
virtual void | EndFail () |
After completing the backtrack. More... | |
virtual void | BeginInitialPropagation () |
Before the initial propagation. More... | |
virtual void | EndInitialPropagation () |
After the initial propagation. More... | |
virtual bool | AcceptSolution () |
This method is called when a solution is found. More... | |
virtual bool | AtSolution () |
This method is called when a valid solution is found. More... | |
virtual void | NoMoreSolutions () |
When the search tree is finished. More... | |
virtual bool | LocalOptimum () |
When a local optimum is reached. More... | |
virtual bool | AcceptDelta (Assignment *delta, Assignment *deltadelta) |
virtual void | AcceptNeighbor () |
After accepting a neighbor during local search. More... | |
virtual void | AcceptUncheckedNeighbor () |
After accepting an unchecked neighbor during local search. More... | |
virtual bool | IsUncheckedSolutionLimitReached () |
Returns true if the limit of solutions has been reached including unchecked solutions. More... | |
Solver * | solver () const |
virtual void | PeriodicCheck () |
Periodic call to check limits in long running methods. More... | |
virtual int | ProgressPercent () |
Returns a percentage representing the propress of the search before reaching limits. More... | |
virtual void | Accept (ModelVisitor *const visitor) const |
Accepts the given model visitor. More... | |
Static Public Attributes | |
static constexpr int | kNoProgress = -1 |
Definition at line 2925 of file constraint_solver.cc.
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inlineoverride |
Definition at line 2927 of file constraint_solver.cc.
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virtualinherited |
Accepts the given model visitor.
Reimplemented in RegularLimit, and OptimizeVar.
Definition at line 2890 of file constraint_solver.cc.
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virtualinherited |
Reimplemented in OptimizeVar.
Definition at line 2884 of file constraint_solver.cc.
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virtualinherited |
After accepting a neighbor during local search.
Definition at line 2887 of file constraint_solver.cc.
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virtualinherited |
This method is called when a solution is found.
It asserts whether the solution is valid. A value of false indicates that the solution should be discarded.
Reimplemented in OptimizeVar.
Definition at line 2880 of file constraint_solver.cc.
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virtualinherited |
After accepting an unchecked neighbor during local search.
Reimplemented in SearchLog.
Definition at line 2888 of file constraint_solver.cc.
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inline |
Definition at line 3111 of file constraint_solver.cc.
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virtualinherited |
Just after refuting or applying the decision, apply is true after Apply.
This is called only if the Apply() or Refute() methods have not failed.
Definition at line 2875 of file constraint_solver.cc.
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virtualinherited |
Before applying the decision.
Reimplemented in SearchLog.
Definition at line 2873 of file constraint_solver.cc.
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virtualinherited |
This method is called when a valid solution is found.
If the return value is true, then search will resume after. If the result is false, then search will stop there.
Reimplemented in SearchLog, ImprovementSearchLimit, and OptimizeVar.
Definition at line 2881 of file constraint_solver.cc.
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inlineoverridevirtual |
Propagation events.
Implements PropagationMonitor.
Definition at line 2929 of file constraint_solver.cc.
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inlineoverridevirtual |
Implements PropagationMonitor.
Definition at line 2958 of file constraint_solver.cc.
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virtualinherited |
Just when the failure occurs.
Reimplemented in DemonProfiler, and SearchLog.
Definition at line 2876 of file constraint_solver.cc.
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virtualinherited |
Before the initial propagation.
Reimplemented in SearchLog.
Definition at line 2878 of file constraint_solver.cc.
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inlineoverridevirtual |
Implements PropagationMonitor.
Definition at line 2940 of file constraint_solver.cc.
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virtualinherited |
Before calling DecisionBuilder::Next.
Reimplemented in OptimizeVar, and SearchLimit.
Definition at line 2870 of file constraint_solver.cc.
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inlineoverridevirtual |
Reimplemented from BaseObject.
Definition at line 3121 of file constraint_solver.cc.
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inlineoverridevirtual |
Implements PropagationMonitor.
Definition at line 2935 of file constraint_solver.cc.
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inlineoverridevirtual |
Implements PropagationMonitor.
Definition at line 2962 of file constraint_solver.cc.
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virtualinherited |
After completing the backtrack.
Definition at line 2877 of file constraint_solver.cc.
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virtualinherited |
After the initial propagation.
Reimplemented in SearchLog.
Definition at line 2879 of file constraint_solver.cc.
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inlineoverridevirtual |
Implements PropagationMonitor.
Definition at line 2947 of file constraint_solver.cc.
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virtualinherited |
After calling DecisionBuilder::Next, along with the returned decision.
Reimplemented in SymmetryManager.
Definition at line 2871 of file constraint_solver.cc.
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inlineoverridevirtual |
Implements PropagationMonitor.
Definition at line 2970 of file constraint_solver.cc.
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virtualinherited |
Beginning of the search.
Reimplemented in SearchLog, SearchLimit, OptimizeVar, and SolutionCollector.
Definition at line 2867 of file constraint_solver.cc.
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virtualinherited |
End of the search.
Reimplemented in LocalSearchProfiler, SearchLog, and RegularLimit.
Definition at line 2869 of file constraint_solver.cc.
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inlineoverridevirtual |
Registers itself on the solver such that it gets notified of the search and propagation events.
Reimplemented from SearchMonitor.
Definition at line 3119 of file constraint_solver.cc.
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inlinevirtualinherited |
Returns true if the limit of solutions has been reached including unchecked solutions.
Reimplemented in RegularLimit.
Definition at line 3706 of file constraint_solver.h.
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virtualinherited |
When a local optimum is reached.
If 'true' is returned, the last solution is discarded and the search proceeds with the next one.
Definition at line 2883 of file constraint_solver.cc.
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virtualinherited |
When the search tree is finished.
Reimplemented in SearchLog.
Definition at line 2882 of file constraint_solver.cc.
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virtualinherited |
Periodic call to check limits in long running methods.
Reimplemented in SearchLimit.
Definition at line 2889 of file constraint_solver.cc.
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inlineoverridevirtual |
Implements PropagationMonitor.
Definition at line 2978 of file constraint_solver.cc.
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inlinevirtualinherited |
Returns a percentage representing the propress of the search before reaching limits.
Reimplemented in RegularLimit.
Definition at line 3715 of file constraint_solver.h.
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inlineoverridevirtual |
Implements PropagationMonitor.
Definition at line 2974 of file constraint_solver.cc.
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inlineoverridevirtual |
SequenceVar modifiers.
Implements PropagationMonitor.
Definition at line 3087 of file constraint_solver.cc.
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inlineoverridevirtual |
Implements PropagationMonitor.
Definition at line 3095 of file constraint_solver.cc.
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inlineoverridevirtual |
Implements PropagationMonitor.
Definition at line 3091 of file constraint_solver.cc.
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inlineoverridevirtual |
Implements PropagationMonitor.
Definition at line 3099 of file constraint_solver.cc.
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inlineoverridevirtual |
Implements PropagationMonitor.
Definition at line 3103 of file constraint_solver.cc.
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virtualinherited |
Before refuting the decision.
Reimplemented in SymmetryManager, SearchLog, SearchLimit, and OptimizeVar.
Definition at line 2874 of file constraint_solver.cc.
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inlineoverridevirtual |
Implements PropagationMonitor.
Definition at line 2954 of file constraint_solver.cc.
Implements PropagationMonitor.
Definition at line 3028 of file constraint_solver.cc.
Implements PropagationMonitor.
Definition at line 3020 of file constraint_solver.cc.
Implements PropagationMonitor.
Definition at line 3036 of file constraint_solver.cc.
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virtualinherited |
Restart the search.
Reimplemented in LocalSearchProfiler, and DemonProfiler.
Definition at line 2868 of file constraint_solver.cc.
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inlineoverridevirtual |
Implements PropagationMonitor.
Definition at line 3073 of file constraint_solver.cc.
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inlineoverridevirtual |
Implements PropagationMonitor.
Definition at line 3069 of file constraint_solver.cc.
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inlineoverridevirtual |
Implements PropagationMonitor.
Definition at line 3077 of file constraint_solver.cc.
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inlineoverridevirtual |
Implements PropagationMonitor.
Definition at line 3060 of file constraint_solver.cc.
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inlineoverridevirtual |
Implements PropagationMonitor.
Definition at line 3056 of file constraint_solver.cc.
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inlineoverridevirtual |
Implements PropagationMonitor.
Definition at line 3064 of file constraint_solver.cc.
Implements PropagationMonitor.
Definition at line 2989 of file constraint_solver.cc.
Implements PropagationMonitor.
Definition at line 3008 of file constraint_solver.cc.
IntExpr modifiers.
Implements PropagationMonitor.
Definition at line 2983 of file constraint_solver.cc.
IntVar modifiers.
Implements PropagationMonitor.
Definition at line 3002 of file constraint_solver.cc.
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inlineoverridevirtual |
Implements PropagationMonitor.
Definition at line 3083 of file constraint_solver.cc.
Implements PropagationMonitor.
Definition at line 2995 of file constraint_solver.cc.
Implements PropagationMonitor.
Definition at line 3014 of file constraint_solver.cc.
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inlineoverridevirtual |
Implements PropagationMonitor.
Definition at line 3046 of file constraint_solver.cc.
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inlineoverridevirtual |
IntervalVar modifiers.
Implements PropagationMonitor.
Definition at line 3042 of file constraint_solver.cc.
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inlineoverridevirtual |
Implements PropagationMonitor.
Definition at line 3050 of file constraint_solver.cc.
Implements PropagationMonitor.
Definition at line 3024 of file constraint_solver.cc.
Implements PropagationMonitor.
Definition at line 3032 of file constraint_solver.cc.
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inlineinherited |
Definition at line 3708 of file constraint_solver.h.
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inlineoverridevirtual |
Implements PropagationMonitor.
Definition at line 2966 of file constraint_solver.cc.
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staticconstexprinherited |
Definition at line 3637 of file constraint_solver.h.