statesCounter.h

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 *       - Christophe GONZALES(_at_AMU)                                     *
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 *       - Pierre-Henri WUILLEMIN(_at_LIP6)                                 *
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// =========================================================================
#ifndef GUM_STATES_COUNTER_H
#define GUM_STATES_COUNTER_H
// =========================================================================
// =========================================================================
#include <agrum/FMDP/learning/datastructure/IVisitableGraphLearner.h>
 
// =========================================================================
// =========================================================================
 
namespace gum {
 

  class StatesCounter: public IVisitableGraphLearner {
    public:
    // ==========================================================================
    // ==========================================================================

    StatesCounter();

    ~StatesCounter() override;

 
    // ==========================================================================
    // ==========================================================================
 
    void incState(const Instantiation&);
 
    void reset(const Instantiation&);
 
    const MultiDimFunctionGraph< int >* counter();

 
 
    // ###################################################################
    // ###################################################################
 
    public:
    // ==========================================================================
    // ==========================================================================
    NodeId root() const override;
 
    // ==========================================================================
    // ==========================================================================
    bool isTerminal(NodeId ni) const override;
 
    // ==========================================================================
    // ==========================================================================
    const DiscreteVariable* nodeVar(NodeId ni) const override;
 
    // ==========================================================================
    // ==========================================================================
    NodeId nodeSon(NodeId ni, Idx modality) const override;
 
    // ==========================================================================;
 
    Idx nodeNbObservation(NodeId ni) const override;
 
    void insertSetOfVars(MultiDimFunctionGraph< double >* ret) const override;

 
    private:
    void _incState_(const Instantiation&, NodeId, Idx, Size);
 
    MultiDimFunctionGraph< Size >* _counter_;
 
    Set< Instantiation* > _visitedStates_;
  };
} /* namespace gum */
 
#ifndef GUM_NO_INLINE
#  include <agrum/FMDP/simulation/statesCounter_inl.h>
#endif   // GUM_NO_INLINE
#endif   // GUM_STATES_COUNTER_H