Detailed Description

Definition at line 51 of file demon_profiler.cc.

Public Member Functions
	DemonProfiler (Solver *const solver)

	~DemonProfiler () override

int64_t	CurrentTime () const

void	BeginConstraintInitialPropagation (Constraint *const constraint) override
	Propagation events. More...

void	EndConstraintInitialPropagation (Constraint *const constraint) override

void	BeginNestedConstraintInitialPropagation (Constraint const constraint, Constraint const delayed) override

void	EndNestedConstraintInitialPropagation (Constraint const constraint, Constraint const delayed) 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	BeginFail () override
	Just when the failure occurs. More...

void	RestartSearch () override
	Restart the search. More...

void	SetMin (IntExpr *const expr, int64_t new_min) override
	IntExpr modifiers. More...

void	SetMax (IntExpr *const expr, int64_t new_max) override

void	SetRange (IntExpr *const expr, int64_t new_min, int64_t new_max) override

void	SetMin (IntVar *const var, int64_t new_min) override
	IntVar modifiers. More...

void	SetMax (IntVar *const var, int64_t new_max) override

void	SetRange (IntVar *const var, int64_t new_min, int64_t new_max) override

void	RemoveValue (IntVar *const var, int64_t value) override

void	SetValue (IntVar *const var, int64_t value) override

void	RemoveInterval (IntVar *const var, int64_t imin, int64_t imax) override

void	SetValues (IntVar *const var, const std::vector< int64_t > &values) override

void	RemoveValues (IntVar *const var, const std::vector< int64_t > &values) override

void	SetStartMin (IntervalVar *const var, int64_t new_min) override
	IntervalVar modifiers. More...

void	SetStartMax (IntervalVar *const var, int64_t new_max) override

void	SetStartRange (IntervalVar *const var, int64_t new_min, int64_t new_max) override

void	SetEndMin (IntervalVar *const var, int64_t new_min) override

void	SetEndMax (IntervalVar *const var, int64_t new_max) override

void	SetEndRange (IntervalVar *const var, int64_t new_min, int64_t new_max) override

void	SetDurationMin (IntervalVar *const var, int64_t new_min) override

void	SetDurationMax (IntervalVar *const var, int64_t new_max) override

void	SetDurationRange (IntervalVar *const var, int64_t new_min, int64_t 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	AddFakeRun (Demon *const demon, int64_t start_time, int64_t end_time, bool is_fail)

void	PrintOverview (Solver *const solver, const std::string &filename)

void	ExportInformation (const Constraint const constraint, int64_t const fails, int64_t const initial_propagation_runtime, int64_t const demon_invocations, int64_t const total_demon_runtime, int demons)

void	ExportInformation (const DemonRuns const demon_runs, int64_t const demon_invocations, int64_t const fails, int64_t const total_demon_runtime, double const mean_demon_runtime, double const median_demon_runtime, double *const stddev_demon_runtime)

void	Install () override
	Install itself on the solver. More...

std::string	DebugString () const override

virtual void	EnterSearch ()
	Beginning of 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	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

Constructor & Destructor Documentation

◆ DemonProfiler()

DemonProfiler ( Solver *const solver )

inlineexplicit

Definition at line 53 of file demon_profiler.cc.

◆ ~DemonProfiler()

~DemonProfiler ( )

inlineoverride

Definition at line 59 of file demon_profiler.cc.

Member Function Documentation

◆ Accept()

void Accept ( ModelVisitor *const visitor ) const

virtualinherited

Accepts the given model visitor.

Reimplemented in OptimizeVar, and RegularLimit.

Definition at line 2900 of file constraint_solver.cc.

◆ AcceptDelta()

bool AcceptDelta	(	Assignment *	delta,
		Assignment *	deltadelta
	)

virtualinherited

Reimplemented in OptimizeVar.

Definition at line 2894 of file constraint_solver.cc.

◆ AcceptNeighbor()

void AcceptNeighbor ( )

virtualinherited

After accepting a neighbor during local search.

Definition at line 2897 of file constraint_solver.cc.

◆ AcceptSolution()

bool AcceptSolution ( )

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 2890 of file constraint_solver.cc.

◆ AcceptUncheckedNeighbor()

void AcceptUncheckedNeighbor ( )

virtualinherited

After accepting an unchecked neighbor during local search.

Reimplemented in SearchLog.

Definition at line 2898 of file constraint_solver.cc.

◆ AddFakeRun()

void AddFakeRun	(	Demon *const	demon,
		int64_t	start_time,
		int64_t	end_time,
		bool	is_fail
	)

inline

Definition at line 246 of file demon_profiler.cc.

◆ AfterDecision()

void AfterDecision	(	Decision *const	d,
		bool	apply
	)

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 2885 of file constraint_solver.cc.

◆ ApplyDecision()

void ApplyDecision ( Decision *const d )

virtualinherited

Before applying the decision.

Reimplemented in SearchLog.

Definition at line 2883 of file constraint_solver.cc.

◆ AtSolution()

bool AtSolution ( )

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 OptimizeVar, ImprovementSearchLimit, and SearchLog.

Definition at line 2891 of file constraint_solver.cc.

◆ BeginConstraintInitialPropagation()

void BeginConstraintInitialPropagation ( Constraint *const constraint )

inlineoverridevirtual

Propagation events.

Implements PropagationMonitor.

Definition at line 70 of file demon_profiler.cc.

◆ BeginDemonRun()

void BeginDemonRun ( Demon *const demon )

inlineoverridevirtual

Implements PropagationMonitor.

Definition at line 147 of file demon_profiler.cc.

◆ BeginFail()

void BeginFail ( )

inlineoverridevirtual

Just when the failure occurs.

Reimplemented from SearchMonitor.

Definition at line 178 of file demon_profiler.cc.

◆ BeginInitialPropagation()

void BeginInitialPropagation ( )

virtualinherited

Before the initial propagation.

Reimplemented in SearchLog.

Definition at line 2888 of file constraint_solver.cc.

◆ BeginNestedConstraintInitialPropagation()

void BeginNestedConstraintInitialPropagation	(	Constraint *const	constraint,
		Constraint *const	delayed
	)

inlineoverridevirtual

Implements PropagationMonitor.

Definition at line 99 of file demon_profiler.cc.

◆ BeginNextDecision()

void BeginNextDecision ( DecisionBuilder *const b )

virtualinherited

Before calling DecisionBuilder::Next.

Reimplemented in SearchLimit, and OptimizeVar.

Definition at line 2880 of file constraint_solver.cc.

◆ CurrentTime()

int64_t CurrentTime ( ) const

inline

Definition at line 66 of file demon_profiler.cc.

◆ DebugString()

std::string DebugString ( ) const

inlineoverridevirtual

Reimplemented from PropagationMonitor.

Definition at line 421 of file demon_profiler.cc.

◆ EndConstraintInitialPropagation()

void EndConstraintInitialPropagation ( Constraint *const constraint )

inlineoverridevirtual

Implements PropagationMonitor.

Definition at line 86 of file demon_profiler.cc.

◆ EndDemonRun()

void EndDemonRun ( Demon *const demon )

inlineoverridevirtual

Implements PropagationMonitor.

Definition at line 160 of file demon_profiler.cc.

◆ EndFail()

void EndFail ( )

virtualinherited

After completing the backtrack.

Definition at line 2887 of file constraint_solver.cc.

◆ EndInitialPropagation()

void EndInitialPropagation ( )

virtualinherited

After the initial propagation.

Reimplemented in SearchLog.

Definition at line 2889 of file constraint_solver.cc.

◆ EndNestedConstraintInitialPropagation()

void EndNestedConstraintInitialPropagation	(	Constraint *const	constraint,
		Constraint *const	delayed
	)

inlineoverridevirtual

Implements PropagationMonitor.

Definition at line 114 of file demon_profiler.cc.

◆ EndNextDecision()

void EndNextDecision	(	DecisionBuilder *const	b,
		Decision *const	d
	)

virtualinherited

After calling DecisionBuilder::Next, along with the returned decision.

Reimplemented in SymmetryManager.

Definition at line 2881 of file constraint_solver.cc.

◆ EndProcessingIntegerVariable()

void EndProcessingIntegerVariable ( IntVar *const var )

inlineoverridevirtual

Implements PropagationMonitor.

Definition at line 174 of file demon_profiler.cc.

◆ EnterSearch()

void EnterSearch ( )

virtualinherited

Beginning of the search.

Reimplemented in SolutionCollector, OptimizeVar, SearchLimit, and SearchLog.

Definition at line 2877 of file constraint_solver.cc.

◆ ExitSearch()

void ExitSearch ( )

virtualinherited

End of the search.

Reimplemented in RegularLimit, SearchLog, and LocalSearchProfiler.

Definition at line 2879 of file constraint_solver.cc.

◆ ExportInformation() [1/2]

void ExportInformation	(	const Constraint *const	constraint,
		int64_t *const	fails,
		int64_t *const	initial_propagation_runtime,
		int64_t *const	demon_invocations,
		int64_t *const	total_demon_runtime,
		int *	demons
	)

inline

Definition at line 331 of file demon_profiler.cc.

◆ ExportInformation() [2/2]

void ExportInformation	(	const DemonRuns *const	demon_runs,
		int64_t *const	demon_invocations,
		int64_t *const	fails,
		int64_t *const	total_demon_runtime,
		double *const	mean_demon_runtime,
		double *const	median_demon_runtime,
		double *const	stddev_demon_runtime
	)

inline

Definition at line 365 of file demon_profiler.cc.

◆ Install()

void Install ( )

inlineoverridevirtual

Install itself on the solver.

Reimplemented from PropagationMonitor.

Definition at line 419 of file demon_profiler.cc.

◆ IsUncheckedSolutionLimitReached()

virtual bool IsUncheckedSolutionLimitReached ( )

inlinevirtualinherited

Returns true if the limit of solutions has been reached including unchecked solutions.

Reimplemented in RegularLimit.

Definition at line 3748 of file constraint_solver.h.

◆ LocalOptimum()

bool LocalOptimum ( )

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 2893 of file constraint_solver.cc.

◆ NoMoreSolutions()

void NoMoreSolutions ( )

virtualinherited

When the search tree is finished.

Reimplemented in SearchLog.

Definition at line 2892 of file constraint_solver.cc.

◆ PeriodicCheck()

void PeriodicCheck ( )

virtualinherited

Periodic call to check limits in long running methods.

Reimplemented in SearchLimit.

Definition at line 2899 of file constraint_solver.cc.

◆ PopContext()

void PopContext ( )

inlineoverridevirtual

Implements PropagationMonitor.

Definition at line 176 of file demon_profiler.cc.

◆ PrintOverview()

void PrintOverview	(	Solver *const	solver,
		const std::string &	filename
	)

inline

Definition at line 259 of file demon_profiler.cc.

◆ ProgressPercent()

virtual int ProgressPercent ( )

inlinevirtualinherited

Returns a percentage representing the propress of the search before reaching limits.

Reimplemented in RegularLimit.

Definition at line 3757 of file constraint_solver.h.

◆ PushContext()

void PushContext ( const std::string & context )

inlineoverridevirtual

Implements PropagationMonitor.

Definition at line 175 of file demon_profiler.cc.

◆ RankFirst()

void RankFirst	(	SequenceVar *const	var,
		int	index
	)

inlineoverridevirtual

SequenceVar modifiers.

Implements PropagationMonitor.

Definition at line 237 of file demon_profiler.cc.

◆ RankLast()

void RankLast	(	SequenceVar *const	var,
		int	index
	)

inlineoverridevirtual

Implements PropagationMonitor.

Definition at line 239 of file demon_profiler.cc.

◆ RankNotFirst()

void RankNotFirst	(	SequenceVar *const	var,
		int	index
	)

inlineoverridevirtual

Implements PropagationMonitor.

Definition at line 238 of file demon_profiler.cc.

◆ RankNotLast()

void RankNotLast	(	SequenceVar *const	var,
		int	index
	)

inlineoverridevirtual

Implements PropagationMonitor.

Definition at line 240 of file demon_profiler.cc.

◆ RankSequence()

void RankSequence	(	SequenceVar *const	var,
		const std::vector< int > &	rank_first,
		const std::vector< int > &	rank_last,
		const std::vector< int > &	unperformed
	)

inlineoverridevirtual

Implements PropagationMonitor.

Definition at line 241 of file demon_profiler.cc.

◆ RefuteDecision()

void RefuteDecision ( Decision *const d )

virtualinherited

Before refuting the decision.

Reimplemented in OptimizeVar, SearchLimit, SearchLog, and SymmetryManager.

Definition at line 2884 of file constraint_solver.cc.

◆ RegisterDemon()

void RegisterDemon ( Demon *const demon )

inlineoverridevirtual

Implements PropagationMonitor.

Definition at line 129 of file demon_profiler.cc.

◆ RemoveInterval()

void RemoveInterval	(	IntVar *const	var,
		int64_t	imin,
		int64_t	imax
	)

inlineoverridevirtual

Implements PropagationMonitor.

Definition at line 218 of file demon_profiler.cc.

◆ RemoveValue()

void RemoveValue	(	IntVar *const	var,
		int64_t	value
	)

inlineoverridevirtual

Implements PropagationMonitor.

Definition at line 216 of file demon_profiler.cc.

◆ RemoveValues()

void RemoveValues	(	IntVar *const	var,
		const std::vector< int64_t > &	values
	)

inlineoverridevirtual

Implements PropagationMonitor.

Definition at line 221 of file demon_profiler.cc.

◆ RestartSearch()

void RestartSearch ( )

inlineoverridevirtual

Restart the search.

Reimplemented from SearchMonitor.

Definition at line 199 of file demon_profiler.cc.

◆ SetDurationMax()

void SetDurationMax	(	IntervalVar *const	var,
		int64_t	new_max
	)

inlineoverridevirtual

Implements PropagationMonitor.

Definition at line 233 of file demon_profiler.cc.

◆ SetDurationMin()

void SetDurationMin	(	IntervalVar *const	var,
		int64_t	new_min
	)

inlineoverridevirtual

Implements PropagationMonitor.

Definition at line 232 of file demon_profiler.cc.

◆ SetDurationRange()

void SetDurationRange	(	IntervalVar *const	var,
		int64_t	new_min,
		int64_t	new_max
	)

inlineoverridevirtual

Implements PropagationMonitor.

Definition at line 234 of file demon_profiler.cc.

◆ SetEndMax()

void SetEndMax	(	IntervalVar *const	var,
		int64_t	new_max
	)

inlineoverridevirtual

Implements PropagationMonitor.

Definition at line 229 of file demon_profiler.cc.

◆ SetEndMin()

void SetEndMin	(	IntervalVar *const	var,
		int64_t	new_min
	)

inlineoverridevirtual

Implements PropagationMonitor.

Definition at line 228 of file demon_profiler.cc.

◆ SetEndRange()

void SetEndRange	(	IntervalVar *const	var,
		int64_t	new_min,
		int64_t	new_max
	)

inlineoverridevirtual

Implements PropagationMonitor.

Definition at line 230 of file demon_profiler.cc.

◆ SetMax() [1/2]

void SetMax	(	IntExpr *const	expr,
		int64_t	new_max
	)

inlineoverridevirtual

Implements PropagationMonitor.

Definition at line 209 of file demon_profiler.cc.

◆ SetMax() [2/2]

void SetMax	(	IntVar *const	var,
		int64_t	new_max
	)

inlineoverridevirtual

Implements PropagationMonitor.

Definition at line 214 of file demon_profiler.cc.

◆ SetMin() [1/2]

void SetMin	(	IntExpr *const	expr,
		int64_t	new_min
	)

inlineoverridevirtual

IntExpr modifiers.

Implements PropagationMonitor.

Definition at line 208 of file demon_profiler.cc.

◆ SetMin() [2/2]

void SetMin	(	IntVar *const	var,
		int64_t	new_min
	)

inlineoverridevirtual

IntVar modifiers.

Implements PropagationMonitor.

Definition at line 213 of file demon_profiler.cc.

◆ SetPerformed()

void SetPerformed	(	IntervalVar *const	var,
		bool	value
	)

inlineoverridevirtual

Implements PropagationMonitor.

Definition at line 236 of file demon_profiler.cc.

◆ SetRange() [1/2]

void SetRange	(	IntExpr *const	expr,
		int64_t	new_min,
		int64_t	new_max
	)

inlineoverridevirtual

Implements PropagationMonitor.

Definition at line 210 of file demon_profiler.cc.

◆ SetRange() [2/2]

void SetRange	(	IntVar *const	var,
		int64_t	new_min,
		int64_t	new_max
	)

inlineoverridevirtual

Implements PropagationMonitor.

Definition at line 215 of file demon_profiler.cc.

◆ SetStartMax()

void SetStartMax	(	IntervalVar *const	var,
		int64_t	new_max
	)

inlineoverridevirtual

Implements PropagationMonitor.

Definition at line 225 of file demon_profiler.cc.

◆ SetStartMin()

void SetStartMin	(	IntervalVar *const	var,
		int64_t	new_min
	)

inlineoverridevirtual

IntervalVar modifiers.

Implements PropagationMonitor.

Definition at line 224 of file demon_profiler.cc.

◆ SetStartRange()

void SetStartRange	(	IntervalVar *const	var,
		int64_t	new_min,
		int64_t	new_max
	)

inlineoverridevirtual

Implements PropagationMonitor.

Definition at line 226 of file demon_profiler.cc.

◆ SetValue()

void SetValue	(	IntVar *const	var,
		int64_t	value
	)

inlineoverridevirtual

Implements PropagationMonitor.

Definition at line 217 of file demon_profiler.cc.

◆ SetValues()

void SetValues	(	IntVar *const	var,
		const std::vector< int64_t > &	values
	)

inlineoverridevirtual

Implements PropagationMonitor.

Definition at line 219 of file demon_profiler.cc.

◆ solver()

Solver * solver ( ) const

inlineinherited

Definition at line 3750 of file constraint_solver.h.

◆ StartProcessingIntegerVariable()

void StartProcessingIntegerVariable ( IntVar *const var )

inlineoverridevirtual

Implements PropagationMonitor.

Definition at line 173 of file demon_profiler.cc.

Member Data Documentation

◆ kNoProgress

constexpr int kNoProgress = -1

staticconstexprinherited

Definition at line 3679 of file constraint_solver.h.

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

demon_profiler.cc

Detailed Description

Public Member Functions

Static Public Attributes

Constructor & Destructor Documentation

◆ DemonProfiler()

◆ ~DemonProfiler()

Member Function Documentation

◆ Accept()

◆ AcceptDelta()

◆ AcceptNeighbor()

◆ AcceptSolution()

◆ AcceptUncheckedNeighbor()

◆ AddFakeRun()

◆ AfterDecision()

◆ ApplyDecision()

◆ AtSolution()

◆ BeginConstraintInitialPropagation()

◆ BeginDemonRun()

◆ BeginFail()

◆ BeginInitialPropagation()

◆ BeginNestedConstraintInitialPropagation()

◆ BeginNextDecision()

◆ CurrentTime()

◆ DebugString()

◆ EndConstraintInitialPropagation()

◆ EndDemonRun()

◆ EndFail()

◆ EndInitialPropagation()

◆ EndNestedConstraintInitialPropagation()

◆ EndNextDecision()

◆ EndProcessingIntegerVariable()

◆ EnterSearch()

◆ ExitSearch()

◆ ExportInformation() [1/2]

◆ ExportInformation() [2/2]

◆ Install()

◆ IsUncheckedSolutionLimitReached()

◆ LocalOptimum()

◆ NoMoreSolutions()

◆ PeriodicCheck()

◆ PopContext()

◆ PrintOverview()

◆ ProgressPercent()

◆ PushContext()

◆ RankFirst()

◆ RankLast()

◆ RankNotFirst()

◆ RankNotLast()

◆ RankSequence()

◆ RefuteDecision()

◆ RegisterDemon()

◆ RemoveInterval()

◆ RemoveValue()

◆ RemoveValues()

◆ RestartSearch()

◆ SetDurationMax()

◆ SetDurationMin()

◆ SetDurationRange()

◆ SetEndMax()

◆ SetEndMin()

◆ SetEndRange()

◆ SetMax() [1/2]

◆ SetMax() [2/2]

◆ SetMin() [1/2]

◆ SetMin() [2/2]

◆ SetPerformed()

◆ SetRange() [1/2]

◆ SetRange() [2/2]

◆ SetStartMax()

◆ SetStartMin()

◆ SetStartRange()

◆ SetValue()

◆ SetValues()

◆ solver()

◆ StartProcessingIntegerVariable()

Member Data Documentation

◆ kNoProgress