biophysics/Nernst.h

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/**********************************************************************
** This program is part of 'MOOSE', the
** Messaging Object Oriented Simulation Environment.
**           Copyright (C) 2003-2007 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 _Nernst_h
#define _Nernst_h

class Nernst
{
    public:
        Nernst();

    // Field function definitions
    double getE() const;

    void setTemperature( double value );
    double getTemperature() const;

    void setValence( int value );
    int getValence() const;

    void setCin( double value );
    double getCin() const;

    void setCout( double value );
    double getCout() const;

    void setScale( double value );
    double getScale() const;

    // Dest function definitions

    void handleCin( const Eref& e, double conc );
    void handleCout( const Eref& e, double conc );

    static const Cinfo* initCinfo();
    private:
        void updateE( );
        double E_;
        double Temperature_;
        int valence_;
        double Cin_;
        double Cout_;
        double scale_;
        double factor_; 
        static const double R_OVER_F;
        static const double ZERO_CELSIUS;
};

// Used by solver, readcell, etc.

#endif // _Nernst_h

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