StatCalc.h

#ifndef STATCALC_H_
#define STATCALC_H_
 
 
namespace ECF
{
 
// constants for statistic values reference
enum stats
    { FIT_MIN, FIT_MAX, FIT_AVG, FIT_DEV, STAT_SIZE, STAT_TIME, STAT_EVAL, FIT_LOW, FIT_HIGH };
 
}
 
 
class StatCalc : public Operator
{
private:
    uint statNo;
    std::vector<double> average_;        
    std::vector<double> stdDev_;         
    std::vector<double> max_;            
    std::vector<double> min_;            
    std::vector<uint> sampleSize_;
    std::vector<uint> time_;
    std::vector<uint> evaluations_;      
    double lowest_;                      
    double highest_;                     
    uint nEvaluations_;                  
    StateP state_;
    std::string statsFileName_;
    std::ofstream statsFile_;
 
public:
    StatCalc();
 
    bool operate(StateP)
    {   return false;   }
 
    bool operate(const std::vector<IndividualP>&);
    void registerParameters(StateP);
    bool initialize(StateP);
    bool update(std::vector<double>);
    void log(int generation = -1);
    std::vector<double> getStats(int generation = -1);
    void output(uint step);
    void copyStats(StatCalcP);
 
    double getFitnessMin(int generation = -1);
    double getFitnessMax(int generation = -1);
 
    uint increaseEvaluations(uint eval = 1)
    {
        nEvaluations_ += eval;
        return nEvaluations_;
    }
 
    void setEvaluations(uint eval)
    {   nEvaluations_ = eval;   }
 
    uint getEvaluations()
    {   return nEvaluations_;   }
 
    double getLowestFitness()
    {   return lowest_; }
 
    double getHighestFitness()
    {   return highest_;    }
 
};
typedef boost::shared_ptr<StatCalc> StatCalcP;
 
#endif /* STATCALC_H_ */