builtins/Stats.h

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/**********************************************************************
** This program is part of 'MOOSE', the
** Messaging Object Oriented Simulation Environment.
**           Copyright (C) 2003-2011 Upinder S. Bhalla. and NCBS
** It is made available under the terms of the
** GNU Lesser General Public License version 2.1
** See the file COPYING.LIB for the full notice.
**********************************************************************/
#ifndef _STATS_H
#define _STATS_H

class Stats
{
    public: 
        Stats();

        // Field assignment stuff.
        
        double getMean() const;
        double getSdev() const;
        double getSum() const;
        unsigned int getNum() const;

        double getWmean() const;
        double getWsdev() const;
        double getWsum() const;
        unsigned int getWnum() const;

        void setWindowLength( unsigned int len );
        unsigned int getWindowLength() const;

        // Dest Func
        void input( double v );
        
        void process( const Eref& e, ProcPtr p );
        void reinit( const Eref& e, ProcPtr p );

        virtual void vProcess( const Eref& e, ProcPtr p );
        virtual void vReinit( const Eref& e, ProcPtr p );

        // other func
        void doWindowCalculation() const;
        void innerWindowCalculation();

        static const Cinfo* initCinfo();
    private:
        double mean_;
        double sdev_;
        double sum_;
        unsigned int num_;
        double wmean_;
        double wsdev_;
        double wsum_;
        unsigned int wnum_;
        double sumsq_;
        double lastt_;
        vector< double > samples_;
        bool isWindowDirty_;
};

#endif // _STATS_H

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